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Update TypeScript implementations

Browse source 
- Dependency updates
- ESLint flat configuration format, replacing deprecated configuration
- Minor fixes to compile and lint issues
- Consistent TypeScript formatting with .editorconfig

Signed-off-by: Mark S. Lewis <Mark.S.Lewis@outlook.com>
This commit is contained in:
Mark S. Lewis 2024-06-15 14:33:30 +01:00 committed by Dave Enyeart
parent a4f0a2c5b2
commit c077dae79c
87 changed files with 6194 additions and 4254 deletions
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17
.editorconfig Normal file
View file

@ -0,0 +1,17 @@
root = true
[*]
charset = utf-8
indent_style = space
insert_final_newline = true
trim_trailing_whitespace = true
[*.ts]
indent_size = 4
quote_type = single
[*.json]
indent_size = 4
[*.md]
max_line_length = off

45
asset-transfer-basic/application-gateway-typescript/.eslintrc.json
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@ -1,45 +0,0 @@
{
"env": {
"node": true,
"es6": true
},
"root": true,
"ignorePatterns": [
"dist/"
],
"extends": [
"eslint:recommended"
],
"rules": {
"indent": [
"error",
4
],
"quotes": [
"error",
"single"
]
},
"overrides": [
{
"files": [
"**/*.ts"
],
"parser": "@typescript-eslint/parser",
"parserOptions": {
"sourceType": "module",
"ecmaFeatures": {
"impliedStrict": true
}
},
"plugins": [
"@typescript-eslint"
],
"extends": [
"eslint:recommended",
"plugin:@typescript-eslint/eslint-recommended",
"plugin:@typescript-eslint/recommended"
]
}
]
}

13
asset-transfer-basic/application-gateway-typescript/eslint.config.mjs Normal file
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@ -0,0 +1,13 @@
import js from '@eslint/js';
import tseslint from 'typescript-eslint';
export default tseslint.config(js.configs.recommended, ...tseslint.configs.strictTypeChecked, {
languageOptions: {
ecmaVersion: 2023,
sourceType: 'module',
parserOptions: {
project: 'tsconfig.json',
tsconfigRootDir: import.meta.dirname,
},
},
});

14
asset-transfer-basic/application-gateway-typescript/package.json
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@ -10,7 +10,7 @@
"scripts": {
"build": "tsc",
"build:watch": "tsc -w",
"lint": "eslint . --ext .ts",
"lint": "eslint src",
"prepare": "npm run build",
"pretest": "npm run lint",
"start": "node dist/app.js"
@ -19,15 +19,15 @@
"author": "Hyperledger",
"license": "Apache-2.0",
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0"
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5"
},
"devDependencies": {
"@eslint/js": "^9.3.0",
"@tsconfig/node18": "^18.2.2",
"@types/node": "^18.18.6",
"@typescript-eslint/eslint-plugin": "^6.9.0",
"@typescript-eslint/parser": "^6.9.0",
"eslint": "^8.52.0",
"typescript": "~5.2.2"
"eslint": "^8.57.0",
"typescript": "~5.4",
"typescript-eslint": "^7.13.0"
}
}

21
asset-transfer-basic/application-gateway-typescript/src/app.ts
View file

@ -34,11 +34,10 @@ const peerEndpoint = envOrDefault('PEER_ENDPOINT', 'localhost:7051');
const peerHostAlias = envOrDefault('PEER_HOST_ALIAS', 'peer0.org1.example.com');
const utf8Decoder = new TextDecoder();
const assetId = `asset${Date.now()}`;
const assetId = `asset${String(Date.now())}`;
async function main(): Promise<void> {
await displayInputParameters();
displayInputParameters();
// The gRPC client connection should be shared by all Gateway connections to this endpoint.
const client = await newGrpcConnection();
@ -92,7 +91,7 @@ async function main(): Promise<void> {
}
}
main().catch(error => {
main().catch((error: unknown) => {
console.error('******** FAILED to run the application:', error);
process.exitCode = 1;
});
@ -113,7 +112,11 @@ async function newIdentity(): Promise<Identity> {
async function getFirstDirFileName(dirPath: string): Promise<string> {
const files = await fs.readdir(dirPath);
return path.join(dirPath, files[0]);
const file = files[0];
if (!file) {
throw new Error(`No files in directory: ${dirPath}`);
}
return path.join(dirPath, file);
}
async function newSigner(): Promise<Signer> {
@ -144,7 +147,7 @@ async function getAllAssets(contract: Contract): Promise<void> {
const resultBytes = await contract.evaluateTransaction('GetAllAssets');
const resultJson = utf8Decoder.decode(resultBytes);
const result = JSON.parse(resultJson);
const result: unknown = JSON.parse(resultJson);
console.log('*** Result:', result);
}
@ -183,7 +186,7 @@ async function transferAssetAsync(contract: Contract): Promise<void> {
const status = await commit.getStatus();
if (!status.successful) {
throw new Error(`Transaction ${status.transactionId} failed to commit with status code ${status.code}`);
throw new Error(`Transaction ${status.transactionId} failed to commit with status code ${String(status.code)}`);
}
console.log('*** Transaction committed successfully');
@ -195,7 +198,7 @@ async function readAssetByID(contract: Contract): Promise<void> {
const resultBytes = await contract.evaluateTransaction('ReadAsset', assetId);
const resultJson = utf8Decoder.decode(resultBytes);
const result = JSON.parse(resultJson);
const result: unknown = JSON.parse(resultJson);
console.log('*** Result:', result);
}
@ -230,7 +233,7 @@ function envOrDefault(key: string, defaultValue: string): string {
/**
* displayInputParameters() will print the global scope parameters used by the main driver routine.
*/
async function displayInputParameters(): Promise<void> {
function displayInputParameters(): void {
console.log(`channelName: ${channelName}`);
console.log(`chaincodeName: ${chaincodeName}`);
console.log(`mspId: ${mspId}`);

28
asset-transfer-basic/application-gateway-typescript/tsconfig.json
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@ -1,17 +1,15 @@
{
"extends":"@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"experimentalDecorators": true,
"emitDecoratorMetadata": true,
"outDir": "dist",
"declaration": true,
"sourceMap": true,
"noImplicitAny": true
},
"include": [
"./src/**/*"
],
"exclude": [
"./src/**/*.spec.ts"
]
"extends": "@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"outDir": "dist",
"declaration": true,
"declarationMap": true,
"sourceMap": true,
"noUnusedLocals": true,
"noImplicitReturns": true,
"noUncheckedIndexedAccess": true,
"forceConsistentCasingInFileNames": true
},
"include": ["./src/**/*"],
"exclude": ["./src/**/*.spec.ts"]
}

10
asset-transfer-basic/chaincode-typescript/src/asset.ts
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@ -10,17 +10,17 @@ export class Asset {
public docType?: string;
@Property()
public ID: string;
public ID: string = '';
@Property()
public Color: string;
public Color: string = '';
@Property()
public Size: number;
public Size: number = 0;
@Property()
public Owner: string;
public Owner: string = '';
@Property()
public AppraisedValue: number;
public AppraisedValue: number = 0;
}

3
asset-transfer-basic/rest-api-typescript/.editorconfig Normal file
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@ -0,0 +1,3 @@
[*.ts]
indent_size = 4
quote_type = single

3
asset-transfer-basic/rest-api-typescript/.prettierrc.json
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@ -1,3 +0,0 @@
{
"singleQuote": true
}

288
asset-transfer-basic/rest-api-typescript/jest.config.ts
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@ -4,205 +4,205 @@
*/
export default {
// All imported modules in your tests should be mocked automatically
// automock: false,
// All imported modules in your tests should be mocked automatically
// automock: false,
// Stop running tests after `n` failures
// bail: 0,
// Stop running tests after `n` failures
// bail: 0,
// The directory where Jest should store its cached dependency information
// cacheDirectory: "/private/var/folders/04/rqvxpdk52gvf1_qq9l8gt4d40000gn/T/jest_dx",
// The directory where Jest should store its cached dependency information
// cacheDirectory: "/private/var/folders/04/rqvxpdk52gvf1_qq9l8gt4d40000gn/T/jest_dx",
// Automatically clear mock calls and instances between every test
clearMocks: true,
// Automatically clear mock calls and instances between every test
clearMocks: true,
// Indicates whether the coverage information should be collected while executing the test
collectCoverage: true,
// Indicates whether the coverage information should be collected while executing the test
collectCoverage: true,
// An array of glob patterns indicating a set of files for which coverage information should be collected
// collectCoverageFrom: undefined,
// An array of glob patterns indicating a set of files for which coverage information should be collected
// collectCoverageFrom: undefined,
// The directory where Jest should output its coverage files
coverageDirectory: 'coverage',
// The directory where Jest should output its coverage files
coverageDirectory: 'coverage',
// An array of regexp pattern strings used to skip coverage collection
// coveragePathIgnorePatterns: [
// "/node_modules/"
// ],
// An array of regexp pattern strings used to skip coverage collection
// coveragePathIgnorePatterns: [
// "/node_modules/"
// ],
// Indicates which provider should be used to instrument code for coverage
coverageProvider: 'v8',
// Indicates which provider should be used to instrument code for coverage
coverageProvider: 'v8',
// A list of reporter names that Jest uses when writing coverage reports
// coverageReporters: [
// "json",
// "text",
// "lcov",
// "clover"
// ],
// A list of reporter names that Jest uses when writing coverage reports
// coverageReporters: [
// "json",
// "text",
// "lcov",
// "clover"
// ],
// An object that configures minimum threshold enforcement for coverage results
// coverageThreshold: undefined,
// An object that configures minimum threshold enforcement for coverage results
// coverageThreshold: undefined,
// A path to a custom dependency extractor
// dependencyExtractor: undefined,
// A path to a custom dependency extractor
// dependencyExtractor: undefined,
// Make calling deprecated APIs throw helpful error messages
// errorOnDeprecated: false,
// Make calling deprecated APIs throw helpful error messages
// errorOnDeprecated: false,
// Force coverage collection from ignored files using an array of glob patterns
// forceCoverageMatch: [],
// Force coverage collection from ignored files using an array of glob patterns
// forceCoverageMatch: [],
// A path to a module which exports an async function that is triggered once before all test suites
// globalSetup: undefined,
// A path to a module which exports an async function that is triggered once before all test suites
// globalSetup: undefined,
// A path to a module which exports an async function that is triggered once after all test suites
// globalTeardown: undefined,
// A path to a module which exports an async function that is triggered once after all test suites
// globalTeardown: undefined,
// A set of global variables that need to be available in all test environments
// globals: {},
// A set of global variables that need to be available in all test environments
// globals: {},
// The maximum amount of workers used to run your tests. Can be specified as % or a number. E.g. maxWorkers: 10% will use 10% of your CPU amount + 1 as the maximum worker number. maxWorkers: 2 will use a maximum of 2 workers.
// maxWorkers: "50%",
// The maximum amount of workers used to run your tests. Can be specified as % or a number. E.g. maxWorkers: 10% will use 10% of your CPU amount + 1 as the maximum worker number. maxWorkers: 2 will use a maximum of 2 workers.
// maxWorkers: "50%",
// An array of directory names to be searched recursively up from the requiring module's location
// moduleDirectories: [
// "node_modules"
// ],
// An array of directory names to be searched recursively up from the requiring module's location
// moduleDirectories: [
// "node_modules"
// ],
// An array of file extensions your modules use
// moduleFileExtensions: [
// "js",
// "jsx",
// "ts",
// "tsx",
// "json",
// "node"
// ],
// An array of file extensions your modules use
// moduleFileExtensions: [
// "js",
// "jsx",
// "ts",
// "tsx",
// "json",
// "node"
// ],
// A map from regular expressions to module names or to arrays of module names that allow to stub out resources with a single module
// moduleNameMapper: {},
// A map from regular expressions to module names or to arrays of module names that allow to stub out resources with a single module
// moduleNameMapper: {},
// An array of regexp pattern strings, matched against all module paths before considered 'visible' to the module loader
// modulePathIgnorePatterns: [],
// An array of regexp pattern strings, matched against all module paths before considered 'visible' to the module loader
// modulePathIgnorePatterns: [],
// Activates notifications for test results
// notify: false,
// Activates notifications for test results
// notify: false,
// An enum that specifies notification mode. Requires { notify: true }
// notifyMode: "failure-change",
// An enum that specifies notification mode. Requires { notify: true }
// notifyMode: "failure-change",
// A preset that is used as a base for Jest's configuration
preset: 'ts-jest',
// A preset that is used as a base for Jest's configuration
preset: 'ts-jest',
// Run tests from one or more projects
// projects: undefined,
// Run tests from one or more projects
// projects: undefined,
// Use this configuration option to add custom reporters to Jest
// reporters: undefined,
// Use this configuration option to add custom reporters to Jest
// reporters: undefined,
// Automatically reset mock state between every test
// resetMocks: false,
// Automatically reset mock state between every test
// resetMocks: false,
// Reset the module registry before running each individual test
// resetModules: false,
// Reset the module registry before running each individual test
// resetModules: false,
// A path to a custom resolver
// resolver: undefined,
// A path to a custom resolver
// resolver: undefined,
// Automatically restore mock state between every test
// restoreMocks: false,
// Automatically restore mock state between every test
// restoreMocks: false,
// The root directory that Jest should scan for tests and modules within
// rootDir: undefined,
// The root directory that Jest should scan for tests and modules within
// rootDir: undefined,
// A list of paths to directories that Jest should use to search for files in
roots: ['<rootDir>/src'],
// A list of paths to directories that Jest should use to search for files in
roots: ['<rootDir>/src'],
// Allows you to use a custom runner instead of Jest's default test runner
// runner: "jest-runner",
// Allows you to use a custom runner instead of Jest's default test runner
// runner: "jest-runner",
// The paths to modules that run some code to configure or set up the testing environment before each test
// setupFiles: [],
// The paths to modules that run some code to configure or set up the testing environment before each test
// setupFiles: [],
// A list of paths to modules that run some code to configure or set up the testing framework before each test
// setupFilesAfterEnv: [],
// A list of paths to modules that run some code to configure or set up the testing framework before each test
// setupFilesAfterEnv: [],
// The number of seconds after which a test is considered as slow and reported as such in the results.
// slowTestThreshold: 5,
// The number of seconds after which a test is considered as slow and reported as such in the results.
// slowTestThreshold: 5,
// A list of paths to snapshot serializer modules Jest should use for snapshot testing
// snapshotSerializers: [],
// A list of paths to snapshot serializer modules Jest should use for snapshot testing
// snapshotSerializers: [],
// The test environment that will be used for testing
// testEnvironment: "jest-environment-node",
// The test environment that will be used for testing
// testEnvironment: "jest-environment-node",
// Options that will be passed to the testEnvironment
// testEnvironmentOptions: {},
// Options that will be passed to the testEnvironment
// testEnvironmentOptions: {},
// Adds a location field to test results
// testLocationInResults: false,
// Adds a location field to test results
// testLocationInResults: false,
// The glob patterns Jest uses to detect test files
testMatch: [
// "**/__tests__/**/*.[jt]s?(x)",
'**/?(*.)+(spec|test).[tj]s?(x)',
],
// The glob patterns Jest uses to detect test files
testMatch: [
// "**/__tests__/**/*.[jt]s?(x)",
'**/?(*.)+(spec|test).[tj]s?(x)',
],
// An array of regexp pattern strings that are matched against all test paths, matched tests are skipped
// testPathIgnorePatterns: [
// "/node_modules/"
// ],
// An array of regexp pattern strings that are matched against all test paths, matched tests are skipped
// testPathIgnorePatterns: [
// "/node_modules/"
// ],
// The regexp pattern or array of patterns that Jest uses to detect test files
// testRegex: [],
// The regexp pattern or array of patterns that Jest uses to detect test files
// testRegex: [],
// This option allows the use of a custom results processor
// testResultsProcessor: undefined,
// This option allows the use of a custom results processor
// testResultsProcessor: undefined,
// This option allows use of a custom test runner
// testRunner: "jest-circus/runner",
// This option allows use of a custom test runner
// testRunner: "jest-circus/runner",
// This option sets the URL for the jsdom environment. It is reflected in properties such as location.href
// testURL: "http://localhost",
// This option sets the URL for the jsdom environment. It is reflected in properties such as location.href
// testURL: "http://localhost",
// Setting this value to "fake" allows the use of fake timers for functions such as "setTimeout"
// timers: "real",
// Setting this value to "fake" allows the use of fake timers for functions such as "setTimeout"
// timers: "real",
// A map from regular expressions to paths to transformers
// transform: undefined,
// A map from regular expressions to paths to transformers
// transform: undefined,
// An array of regexp pattern strings that are matched against all source file paths, matched files will skip transformation
// transformIgnorePatterns: [
// "/node_modules/",
// "\\.pnp\\.[^\\/]+$"
// ],
// An array of regexp pattern strings that are matched against all source file paths, matched files will skip transformation
// transformIgnorePatterns: [
// "/node_modules/",
// "\\.pnp\\.[^\\/]+$"
// ],
// An array of regexp pattern strings that are matched against all modules before the module loader will automatically return a mock for them
// unmockedModulePathPatterns: undefined,
// An array of regexp pattern strings that are matched against all modules before the module loader will automatically return a mock for them
// unmockedModulePathPatterns: undefined,
// Indicates whether each individual test should be reported during the run
// verbose: undefined,
// Indicates whether each individual test should be reported during the run
// verbose: undefined,
// An array of regexp patterns that are matched against all source file paths before re-running tests in watch mode
// watchPathIgnorePatterns: [],
// An array of regexp patterns that are matched against all source file paths before re-running tests in watch mode
// watchPathIgnorePatterns: [],
// Whether to use watchman for file crawling
// watchman: true,
// Whether to use watchman for file crawling
// watchman: true,
};
// Required environment variable values for the config.ts file
process.env = Object.assign(process.env, {
HLF_CONNECTION_PROFILE_ORG1: '{"name":"mock-profile-org1"}',
HLF_CERTIFICATE_ORG1:
'"-----BEGIN CERTIFICATE-----\\nMOCK\\n-----END CERTIFICATE-----\\n"',
HLF_PRIVATE_KEY_ORG1:
'"-----BEGIN PRIVATE KEY-----\\nMOCK\\n-----END PRIVATE KEY-----\\n"',
HLF_CONNECTION_PROFILE_ORG2: '{"name":"mock-profile-org2"}',
HLF_CERTIFICATE_ORG2:
'"-----BEGIN CERTIFICATE-----\\nMOCK\\n-----END CERTIFICATE-----\\n"',
HLF_PRIVATE_KEY_ORG2:
'"-----BEGIN PRIVATE KEY-----\\nMOCK\\n-----END PRIVATE KEY-----\\n"',
ORG1_APIKEY: 'ORG1MOCKAPIKEY',
ORG2_APIKEY: 'ORG2MOCKAPIKEY',
HLF_CONNECTION_PROFILE_ORG1: '{"name":"mock-profile-org1"}',
HLF_CERTIFICATE_ORG1:
'"-----BEGIN CERTIFICATE-----\\nMOCK\\n-----END CERTIFICATE-----\\n"',
HLF_PRIVATE_KEY_ORG1:
'"-----BEGIN PRIVATE KEY-----\\nMOCK\\n-----END PRIVATE KEY-----\\n"',
HLF_CONNECTION_PROFILE_ORG2: '{"name":"mock-profile-org2"}',
HLF_CERTIFICATE_ORG2:
'"-----BEGIN CERTIFICATE-----\\nMOCK\\n-----END CERTIFICATE-----\\n"',
HLF_PRIVATE_KEY_ORG2:
'"-----BEGIN PRIVATE KEY-----\\nMOCK\\n-----END PRIVATE KEY-----\\n"',
ORG1_APIKEY: 'ORG1MOCKAPIKEY',
ORG2_APIKEY: 'ORG2MOCKAPIKEY',
});

1386
asset-transfer-basic/rest-api-typescript/src/__tests__/api.test.ts
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548
asset-transfer-basic/rest-api-typescript/src/assets.router.ts
View file

@ -29,319 +29,325 @@ import { addSubmitTransactionJob } from './jobs';
import { logger } from './logger';
const { ACCEPTED, BAD_REQUEST, INTERNAL_SERVER_ERROR, NOT_FOUND, OK } =
StatusCodes;
StatusCodes;
export const assetsRouter = express.Router();
assetsRouter.get('/', async (req: Request, res: Response) => {
logger.debug('Get all assets request received');
try {
const mspId = req.user as string;
const contract = req.app.locals[mspId]?.assetContract as Contract;
logger.debug('Get all assets request received');
try {
const mspId = req.user as string;
const contract = req.app.locals[mspId]?.assetContract as Contract;
const data = await evatuateTransaction(contract, 'GetAllAssets');
let assets = [];
if (data.length > 0) {
assets = JSON.parse(data.toString());
const data = await evatuateTransaction(contract, 'GetAllAssets');
let assets = [];
if (data.length > 0) {
assets = JSON.parse(data.toString());
}
return res.status(OK).json(assets);
} catch (err) {
logger.error({ err }, 'Error processing get all assets request');
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
return res.status(OK).json(assets);
} catch (err) {
logger.error({ err }, 'Error processing get all assets request');
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
});
assetsRouter.post(
'/',
body().isObject().withMessage('body must contain an asset object'),
body('ID', 'must be a string').notEmpty(),
body('Color', 'must be a string').notEmpty(),
body('Size', 'must be a number').isNumeric(),
body('Owner', 'must be a string').notEmpty(),
body('AppraisedValue', 'must be a number').isNumeric(),
async (req: Request, res: Response) => {
logger.debug(req.body, 'Create asset request received');
'/',
body().isObject().withMessage('body must contain an asset object'),
body('ID', 'must be a string').notEmpty(),
body('Color', 'must be a string').notEmpty(),
body('Size', 'must be a number').isNumeric(),
body('Owner', 'must be a string').notEmpty(),
body('AppraisedValue', 'must be a number').isNumeric(),
async (req: Request, res: Response) => {
logger.debug(req.body, 'Create asset request received');
const errors = validationResult(req);
if (!errors.isEmpty()) {
return res.status(BAD_REQUEST).json({
status: getReasonPhrase(BAD_REQUEST),
reason: 'VALIDATION_ERROR',
message: 'Invalid request body',
timestamp: new Date().toISOString(),
errors: errors.array(),
});
const errors = validationResult(req);
if (!errors.isEmpty()) {
return res.status(BAD_REQUEST).json({
status: getReasonPhrase(BAD_REQUEST),
reason: 'VALIDATION_ERROR',
message: 'Invalid request body',
timestamp: new Date().toISOString(),
errors: errors.array(),
});
}
const mspId = req.user as string;
const assetId = req.body.ID;
try {
const submitQueue = req.app.locals.jobq as Queue;
const jobId = await addSubmitTransactionJob(
submitQueue,
mspId,
'CreateAsset',
assetId,
req.body.Color,
req.body.Size,
req.body.Owner,
req.body.AppraisedValue
);
return res.status(ACCEPTED).json({
status: getReasonPhrase(ACCEPTED),
jobId: jobId,
timestamp: new Date().toISOString(),
});
} catch (err) {
logger.error(
{ err },
'Error processing create asset request for asset ID %s',
assetId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
}
const mspId = req.user as string;
const assetId = req.body.ID;
try {
const submitQueue = req.app.locals.jobq as Queue;
const jobId = await addSubmitTransactionJob(
submitQueue,
mspId,
'CreateAsset',
assetId,
req.body.Color,
req.body.Size,
req.body.Owner,
req.body.AppraisedValue
);
return res.status(ACCEPTED).json({
status: getReasonPhrase(ACCEPTED),
jobId: jobId,
timestamp: new Date().toISOString(),
});
} catch (err) {
logger.error(
{ err },
'Error processing create asset request for asset ID %s',
assetId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
}
);
assetsRouter.options('/:assetId', async (req: Request, res: Response) => {
const assetId = req.params.assetId;
logger.debug('Asset options request received for asset ID %s', assetId);
const assetId = req.params.assetId;
logger.debug('Asset options request received for asset ID %s', assetId);
try {
const mspId = req.user as string;
const contract = req.app.locals[mspId]?.assetContract as Contract;
try {
const mspId = req.user as string;
const contract = req.app.locals[mspId]?.assetContract as Contract;
const data = await evatuateTransaction(contract, 'AssetExists', assetId);
const exists = data.toString() === 'true';
const data = await evatuateTransaction(
contract,
'AssetExists',
assetId
);
const exists = data.toString() === 'true';
if (exists) {
return res
.status(OK)
.set({
Allow: 'DELETE,GET,OPTIONS,PATCH,PUT',
})
.json({
status: getReasonPhrase(OK),
timestamp: new Date().toISOString(),
if (exists) {
return res
.status(OK)
.set({
Allow: 'DELETE,GET,OPTIONS,PATCH,PUT',
})
.json({
status: getReasonPhrase(OK),
timestamp: new Date().toISOString(),
});
} else {
return res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
});
}
} catch (err) {
logger.error(
{ err },
'Error processing asset options request for asset ID %s',
assetId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
} else {
return res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
});
}
} catch (err) {
logger.error(
{ err },
'Error processing asset options request for asset ID %s',
assetId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
});
assetsRouter.get('/:assetId', async (req: Request, res: Response) => {
const assetId = req.params.assetId;
logger.debug('Read asset request received for asset ID %s', assetId);
const assetId = req.params.assetId;
logger.debug('Read asset request received for asset ID %s', assetId);
try {
const mspId = req.user as string;
const contract = req.app.locals[mspId]?.assetContract as Contract;
try {
const mspId = req.user as string;
const contract = req.app.locals[mspId]?.assetContract as Contract;
const data = await evatuateTransaction(contract, 'ReadAsset', assetId);
const asset = JSON.parse(data.toString());
const data = await evatuateTransaction(contract, 'ReadAsset', assetId);
const asset = JSON.parse(data.toString());
return res.status(OK).json(asset);
} catch (err) {
logger.error(
{ err },
'Error processing read asset request for asset ID %s',
assetId
);
return res.status(OK).json(asset);
} catch (err) {
logger.error(
{ err },
'Error processing read asset request for asset ID %s',
assetId
);
if (err instanceof AssetNotFoundError) {
return res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
});
if (err instanceof AssetNotFoundError) {
return res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
});
}
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
});
assetsRouter.put(
'/:assetId',
body().isObject().withMessage('body must contain an asset object'),
body('ID', 'must be a string').notEmpty(),
body('Color', 'must be a string').notEmpty(),
body('Size', 'must be a number').isNumeric(),
body('Owner', 'must be a string').notEmpty(),
body('AppraisedValue', 'must be a number').isNumeric(),
async (req: Request, res: Response) => {
logger.debug(req.body, 'Update asset request received');
'/:assetId',
body().isObject().withMessage('body must contain an asset object'),
body('ID', 'must be a string').notEmpty(),
body('Color', 'must be a string').notEmpty(),
body('Size', 'must be a number').isNumeric(),
body('Owner', 'must be a string').notEmpty(),
body('AppraisedValue', 'must be a number').isNumeric(),
async (req: Request, res: Response) => {
logger.debug(req.body, 'Update asset request received');
const errors = validationResult(req);
if (!errors.isEmpty()) {
return res.status(BAD_REQUEST).json({
status: getReasonPhrase(BAD_REQUEST),
reason: 'VALIDATION_ERROR',
message: 'Invalid request body',
timestamp: new Date().toISOString(),
errors: errors.array(),
});
const errors = validationResult(req);
if (!errors.isEmpty()) {
return res.status(BAD_REQUEST).json({
status: getReasonPhrase(BAD_REQUEST),
reason: 'VALIDATION_ERROR',
message: 'Invalid request body',
timestamp: new Date().toISOString(),
errors: errors.array(),
});
}
if (req.params.assetId != req.body.ID) {
return res.status(BAD_REQUEST).json({
status: getReasonPhrase(BAD_REQUEST),
reason: 'ASSET_ID_MISMATCH',
message: 'Asset IDs must match',
timestamp: new Date().toISOString(),
});
}
const mspId = req.user as string;
const assetId = req.params.assetId;
try {
const submitQueue = req.app.locals.jobq as Queue;
const jobId = await addSubmitTransactionJob(
submitQueue,
mspId,
'UpdateAsset',
assetId,
req.body.color,
req.body.size,
req.body.owner,
req.body.appraisedValue
);
return res.status(ACCEPTED).json({
status: getReasonPhrase(ACCEPTED),
jobId: jobId,
timestamp: new Date().toISOString(),
});
} catch (err) {
logger.error(
{ err },
'Error processing update asset request for asset ID %s',
assetId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
}
if (req.params.assetId != req.body.ID) {
return res.status(BAD_REQUEST).json({
status: getReasonPhrase(BAD_REQUEST),
reason: 'ASSET_ID_MISMATCH',
message: 'Asset IDs must match',
timestamp: new Date().toISOString(),
});
}
const mspId = req.user as string;
const assetId = req.params.assetId;
try {
const submitQueue = req.app.locals.jobq as Queue;
const jobId = await addSubmitTransactionJob(
submitQueue,
mspId,
'UpdateAsset',
assetId,
req.body.color,
req.body.size,
req.body.owner,
req.body.appraisedValue
);
return res.status(ACCEPTED).json({
status: getReasonPhrase(ACCEPTED),
jobId: jobId,
timestamp: new Date().toISOString(),
});
} catch (err) {
logger.error(
{ err },
'Error processing update asset request for asset ID %s',
assetId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
}
);
assetsRouter.patch(
'/:assetId',
body()
.isArray({
min: 1,
max: 1,
})
.withMessage('body must contain an array with a single patch operation'),
body('*.op', "operation must be 'replace'").equals('replace'),
body('*.path', "path must be '/Owner'").equals('/Owner'),
body('*.value', 'must be a string').isString(),
async (req: Request, res: Response) => {
logger.debug(req.body, 'Transfer asset request received');
'/:assetId',
body()
.isArray({
min: 1,
max: 1,
})
.withMessage(
'body must contain an array with a single patch operation'
),
body('*.op', "operation must be 'replace'").equals('replace'),
body('*.path', "path must be '/Owner'").equals('/Owner'),
body('*.value', 'must be a string').isString(),
async (req: Request, res: Response) => {
logger.debug(req.body, 'Transfer asset request received');
const errors = validationResult(req);
if (!errors.isEmpty()) {
return res.status(BAD_REQUEST).json({
status: getReasonPhrase(BAD_REQUEST),
reason: 'VALIDATION_ERROR',
message: 'Invalid request body',
timestamp: new Date().toISOString(),
errors: errors.array(),
});
const errors = validationResult(req);
if (!errors.isEmpty()) {
return res.status(BAD_REQUEST).json({
status: getReasonPhrase(BAD_REQUEST),
reason: 'VALIDATION_ERROR',
message: 'Invalid request body',
timestamp: new Date().toISOString(),
errors: errors.array(),
});
}
const mspId = req.user as string;
const assetId = req.params.assetId;
const newOwner = req.body[0].value;
try {
const submitQueue = req.app.locals.jobq as Queue;
const jobId = await addSubmitTransactionJob(
submitQueue,
mspId,
'TransferAsset',
assetId,
newOwner
);
return res.status(ACCEPTED).json({
status: getReasonPhrase(ACCEPTED),
jobId: jobId,
timestamp: new Date().toISOString(),
});
} catch (err) {
logger.error(
{ err },
'Error processing update asset request for asset ID %s',
req.params.assetId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
}
const mspId = req.user as string;
const assetId = req.params.assetId;
const newOwner = req.body[0].value;
try {
const submitQueue = req.app.locals.jobq as Queue;
const jobId = await addSubmitTransactionJob(
submitQueue,
mspId,
'TransferAsset',
assetId,
newOwner
);
return res.status(ACCEPTED).json({
status: getReasonPhrase(ACCEPTED),
jobId: jobId,
timestamp: new Date().toISOString(),
});
} catch (err) {
logger.error(
{ err },
'Error processing update asset request for asset ID %s',
req.params.assetId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
}
);
assetsRouter.delete('/:assetId', async (req: Request, res: Response) => {
logger.debug(req.body, 'Delete asset request received');
logger.debug(req.body, 'Delete asset request received');
const mspId = req.user as string;
const assetId = req.params.assetId;
const mspId = req.user as string;
const assetId = req.params.assetId;
try {
const submitQueue = req.app.locals.jobq as Queue;
const jobId = await addSubmitTransactionJob(
submitQueue,
mspId,
'DeleteAsset',
assetId
);
try {
const submitQueue = req.app.locals.jobq as Queue;
const jobId = await addSubmitTransactionJob(
submitQueue,
mspId,
'DeleteAsset',
assetId
);
return res.status(ACCEPTED).json({
status: getReasonPhrase(ACCEPTED),
jobId: jobId,
timestamp: new Date().toISOString(),
});
} catch (err) {
logger.error(
{ err },
'Error processing delete asset request for asset ID %s',
assetId
);
return res.status(ACCEPTED).json({
status: getReasonPhrase(ACCEPTED),
jobId: jobId,
timestamp: new Date().toISOString(),
});
} catch (err) {
logger.error(
{ err },
'Error processing delete asset request for asset ID %s',
assetId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
});

82
asset-transfer-basic/rest-api-typescript/src/auth.ts
View file

@ -12,50 +12,50 @@ import * as config from './config';
const { UNAUTHORIZED } = StatusCodes;
export const fabricAPIKeyStrategy: HeaderAPIKeyStrategy =
new HeaderAPIKeyStrategy(
{ header: 'X-API-Key', prefix: '' },
false,
function (apikey, done) {
logger.debug({ apikey }, 'Checking X-API-Key');
if (apikey === config.org1ApiKey) {
const user = config.mspIdOrg1;
logger.debug('User set to %s', user);
done(null, user);
} else if (apikey === config.org2ApiKey) {
const user = config.mspIdOrg2;
logger.debug('User set to %s', user);
done(null, user);
} else {
logger.debug({ apikey }, 'No valid X-API-Key');
return done(null, false);
}
}
);
new HeaderAPIKeyStrategy(
{ header: 'X-API-Key', prefix: '' },
false,
function (apikey, done) {
logger.debug({ apikey }, 'Checking X-API-Key');
if (apikey === config.org1ApiKey) {
const user = config.mspIdOrg1;
logger.debug('User set to %s', user);
done(null, user);
} else if (apikey === config.org2ApiKey) {
const user = config.mspIdOrg2;
logger.debug('User set to %s', user);
done(null, user);
} else {
logger.debug({ apikey }, 'No valid X-API-Key');
return done(null, false);
}
}
);
export const authenticateApiKey = (
req: Request,
res: Response,
next: NextFunction
req: Request,
res: Response,
next: NextFunction
): void => {
passport.authenticate(
'headerapikey',
{ session: false },
// eslint-disable-next-line @typescript-eslint/no-explicit-any
(err: any, user: Express.User, _info: any) => {
if (err) return next(err);
if (!user)
return res.status(UNAUTHORIZED).json({
status: getReasonPhrase(UNAUTHORIZED),
reason: 'NO_VALID_APIKEY',
timestamp: new Date().toISOString(),
});
passport.authenticate(
'headerapikey',
{ session: false },
// eslint-disable-next-line @typescript-eslint/no-explicit-any
(err: any, user: Express.User, _info: any) => {
if (err) return next(err);
if (!user)
return res.status(UNAUTHORIZED).json({
status: getReasonPhrase(UNAUTHORIZED),
reason: 'NO_VALID_APIKEY',
timestamp: new Date().toISOString(),
});
req.logIn(user, { session: false }, async (err) => {
if (err) {
return next(err);
req.logIn(user, { session: false }, async (err) => {
if (err) {
return next(err);
}
return next();
});
}
return next();
});
}
)(req, res, next);
)(req, res, next);
};

1134
asset-transfer-basic/rest-api-typescript/src/config.spec.ts
View file

File diff suppressed because it is too large Load diff

234
asset-transfer-basic/rest-api-typescript/src/config.ts
View file

@ -24,71 +24,71 @@ export const JOB_QUEUE_NAME = 'submit';
* Log level for the REST server
*/
export const logLevel = env
.get('LOG_LEVEL')
.default('info')
.asEnum(['fatal', 'error', 'warn', 'info', 'debug', 'trace', 'silent']);
.get('LOG_LEVEL')
.default('info')
.asEnum(['fatal', 'error', 'warn', 'info', 'debug', 'trace', 'silent']);
/**
* The port to start the REST server on
*/
export const port = env
.get('PORT')
.default('3000')
.example('3000')
.asPortNumber();
.get('PORT')
.default('3000')
.example('3000')
.asPortNumber();
/**
* The type of backoff to use for retrying failed submit jobs
*/
export const submitJobBackoffType = env
.get('SUBMIT_JOB_BACKOFF_TYPE')
.default('fixed')
.asEnum(['fixed', 'exponential']);
.get('SUBMIT_JOB_BACKOFF_TYPE')
.default('fixed')
.asEnum(['fixed', 'exponential']);
/**
* Backoff delay for retrying failed submit jobs in milliseconds
*/
export const submitJobBackoffDelay = env
.get('SUBMIT_JOB_BACKOFF_DELAY')
.default('3000')
.example('3000')
.asIntPositive();
.get('SUBMIT_JOB_BACKOFF_DELAY')
.default('3000')
.example('3000')
.asIntPositive();
/**
* The total number of attempts to try a submit job until it completes
*/
export const submitJobAttempts = env
.get('SUBMIT_JOB_ATTEMPTS')
.default('5')
.example('5')
.asIntPositive();
.get('SUBMIT_JOB_ATTEMPTS')
.default('5')
.example('5')
.asIntPositive();
/**
* The maximum number of submit jobs that can be processed in parallel
*/
export const submitJobConcurrency = env
.get('SUBMIT_JOB_CONCURRENCY')
.default('5')
.example('5')
.asIntPositive();
.get('SUBMIT_JOB_CONCURRENCY')
.default('5')
.example('5')
.asIntPositive();
/**
* The number of completed submit jobs to keep
*/
export const maxCompletedSubmitJobs = env
.get('MAX_COMPLETED_SUBMIT_JOBS')
.default('1000')
.example('1000')
.asIntPositive();
.get('MAX_COMPLETED_SUBMIT_JOBS')
.default('1000')
.example('1000')
.asIntPositive();
/**
* The number of failed submit jobs to keep
*/
export const maxFailedSubmitJobs = env
.get('MAX_FAILED_SUBMIT_JOBS')
.default('1000')
.example('1000')
.asIntPositive();
.get('MAX_FAILED_SUBMIT_JOBS')
.default('1000')
.example('1000')
.asIntPositive();
/**
* Whether to initialise a scheduler for the submit job queue
@ -96,10 +96,10 @@ export const maxFailedSubmitJobs = env
* more than one for redundancy
*/
export const submitJobQueueScheduler = env
.get('SUBMIT_JOB_QUEUE_SCHEDULER')
.default('true')
.example('true')
.asBoolStrict();
.get('SUBMIT_JOB_QUEUE_SCHEDULER')
.default('true')
.example('true')
.asBoolStrict();
/**
* Whether to convert discovered host addresses to be 'localhost'
@ -107,157 +107,165 @@ export const submitJobQueueScheduler = env
* local system, e.g. using the test network; otherwise should it should be 'false'
*/
export const asLocalhost = env
.get('AS_LOCAL_HOST')
.default('true')
.example('true')
.asBoolStrict();
.get('AS_LOCAL_HOST')
.default('true')
.example('true')
.asBoolStrict();
/**
* The Org1 MSP ID
*/
export const mspIdOrg1 = env
.get('HLF_MSP_ID_ORG1')
.default(`${ORG1}MSP`)
.example(`${ORG1}MSP`)
.asString();
.get('HLF_MSP_ID_ORG1')
.default(`${ORG1}MSP`)
.example(`${ORG1}MSP`)
.asString();
/**
* The Org2 MSP ID
*/
export const mspIdOrg2 = env
.get('HLF_MSP_ID_ORG2')
.default(`${ORG2}MSP`)
.example(`${ORG2}MSP`)
.asString();
.get('HLF_MSP_ID_ORG2')
.default(`${ORG2}MSP`)
.example(`${ORG2}MSP`)
.asString();
/**
* Name of the channel which the basic asset sample chaincode has been installed on
*/
export const channelName = env
.get('HLF_CHANNEL_NAME')
.default('mychannel')
.example('mychannel')
.asString();
.get('HLF_CHANNEL_NAME')
.default('mychannel')
.example('mychannel')
.asString();
/**
* Name used to install the basic asset sample
*/
export const chaincodeName = env
.get('HLF_CHAINCODE_NAME')
.default('basic')
.example('basic')
.asString();
.get('HLF_CHAINCODE_NAME')
.default('basic')
.example('basic')
.asString();
/**
* The transaction submit timeout in seconds for commit notification to complete
*/
export const commitTimeout = env
.get('HLF_COMMIT_TIMEOUT')
.default('300')
.example('300')
.asIntPositive();
.get('HLF_COMMIT_TIMEOUT')
.default('300')
.example('300')
.asIntPositive();
/**
* The transaction submit timeout in seconds for the endorsement to complete
*/
export const endorseTimeout = env
.get('HLF_ENDORSE_TIMEOUT')
.default('30')
.example('30')
.asIntPositive();
.get('HLF_ENDORSE_TIMEOUT')
.default('30')
.example('30')
.asIntPositive();
/**
* The transaction query timeout in seconds
*/
export const queryTimeout = env
.get('HLF_QUERY_TIMEOUT')
.default('3')
.example('3')
.asIntPositive();
.get('HLF_QUERY_TIMEOUT')
.default('3')
.example('3')
.asIntPositive();
/**
* The Org1 connection profile JSON
*/
export const connectionProfileOrg1 = env
.get('HLF_CONNECTION_PROFILE_ORG1')
.required()
.example(
'{"name":"test-network-org1","version":"1.0.0","client":{"organization":"Org1" ... }'
)
.asJsonObject() as Record<string, unknown>;
.get('HLF_CONNECTION_PROFILE_ORG1')
.required()
.example(
'{"name":"test-network-org1","version":"1.0.0","client":{"organization":"Org1" ... }'
)
.asJsonObject() as Record<string, unknown>;
/**
* Certificate for an Org1 identity to evaluate and submit transactions
*/
export const certificateOrg1 = env
.get('HLF_CERTIFICATE_ORG1')
.required()
.example('"-----BEGIN CERTIFICATE-----\\n...\\n-----END CERTIFICATE-----\\n"')
.asString();
.get('HLF_CERTIFICATE_ORG1')
.required()
.example(
'"-----BEGIN CERTIFICATE-----\\n...\\n-----END CERTIFICATE-----\\n"'
)
.asString();
/**
* Private key for an Org1 identity to evaluate and submit transactions
*/
export const privateKeyOrg1 = env
.get('HLF_PRIVATE_KEY_ORG1')
.required()
.example('"-----BEGIN PRIVATE KEY-----\\n...\\n-----END PRIVATE KEY-----\\n"')
.asString();
.get('HLF_PRIVATE_KEY_ORG1')
.required()
.example(
'"-----BEGIN PRIVATE KEY-----\\n...\\n-----END PRIVATE KEY-----\\n"'
)
.asString();
/**
* The Org2 connection profile JSON
*/
export const connectionProfileOrg2 = env
.get('HLF_CONNECTION_PROFILE_ORG2')
.required()
.example(
'{"name":"test-network-org2","version":"1.0.0","client":{"organization":"Org2" ... }'
)
.asJsonObject() as Record<string, unknown>;
.get('HLF_CONNECTION_PROFILE_ORG2')
.required()
.example(
'{"name":"test-network-org2","version":"1.0.0","client":{"organization":"Org2" ... }'
)
.asJsonObject() as Record<string, unknown>;
/**
* Certificate for an Org2 identity to evaluate and submit transactions
*/
export const certificateOrg2 = env
.get('HLF_CERTIFICATE_ORG2')
.required()
.example('"-----BEGIN CERTIFICATE-----\\n...\\n-----END CERTIFICATE-----\\n"')
.asString();
.get('HLF_CERTIFICATE_ORG2')
.required()
.example(
'"-----BEGIN CERTIFICATE-----\\n...\\n-----END CERTIFICATE-----\\n"'
)
.asString();
/**
* Private key for an Org2 identity to evaluate and submit transactions
*/
export const privateKeyOrg2 = env
.get('HLF_PRIVATE_KEY_ORG2')
.required()
.example('"-----BEGIN PRIVATE KEY-----\\n...\\n-----END PRIVATE KEY-----\\n"')
.asString();
.get('HLF_PRIVATE_KEY_ORG2')
.required()
.example(
'"-----BEGIN PRIVATE KEY-----\\n...\\n-----END PRIVATE KEY-----\\n"'
)
.asString();
/**
* The host the Redis server is running on
*/
export const redisHost = env
.get('REDIS_HOST')
.default('localhost')
.example('localhost')
.asString();
.get('REDIS_HOST')
.default('localhost')
.example('localhost')
.asString();
/**
* The port the Redis server is running on
*/
export const redisPort = env
.get('REDIS_PORT')
.default('6379')
.example('6379')
.asPortNumber();
.get('REDIS_PORT')
.default('6379')
.example('6379')
.asPortNumber();
/**
* Username for the Redis server
*/
export const redisUsername = env
.get('REDIS_USERNAME')
.example('fabric')
.asString();
.get('REDIS_USERNAME')
.example('fabric')
.asString();
/**
* Password for the Redis server
@ -269,17 +277,17 @@ export const redisPassword = env.get('REDIS_PASSWORD').asString();
* Specify this API key with the X-Api-Key header to use the Org1 connection profile and credentials
*/
export const org1ApiKey = env
.get('ORG1_APIKEY')
.required()
.example('123')
.asString();
.get('ORG1_APIKEY')
.required()
.example('123')
.asString();
/**
* API key for Org2
* Specify this API key with the X-Api-Key header to use the Org2 connection profile and credentials
*/
export const org2ApiKey = env
.get('ORG2_APIKEY')
.required()
.example('456')
.asString();
.get('ORG2_APIKEY')
.required()
.example('456')
.asString();

591
asset-transfer-basic/rest-api-typescript/src/errors.spec.ts
View file

@ -4,311 +4,326 @@
import { TimeoutError, TransactionError } from 'fabric-network';
import {
AssetExistsError,
AssetNotFoundError,
TransactionNotFoundError,
getRetryAction,
handleError,
isDuplicateTransactionError,
isErrorLike,
RetryAction,
AssetExistsError,
AssetNotFoundError,
TransactionNotFoundError,
getRetryAction,
handleError,
isDuplicateTransactionError,
isErrorLike,
RetryAction,
} from './errors';
import { mock } from 'jest-mock-extended';
describe('Errors', () => {
describe('isErrorLike', () => {
it('returns false for null', () => {
expect(isErrorLike(null)).toBe(false);
describe('isErrorLike', () => {
it('returns false for null', () => {
expect(isErrorLike(null)).toBe(false);
});
it('returns false for undefined', () => {
expect(isErrorLike(undefined)).toBe(false);
});
it('returns false for empty object', () => {
expect(isErrorLike({})).toBe(false);
});
it('returns false for string', () => {
expect(isErrorLike('true')).toBe(false);
});
it('returns false for non-error object', () => {
expect(isErrorLike({ size: 42 })).toBe(false);
});
it('returns false for invalid error object', () => {
expect(isErrorLike({ name: 'MockError', message: 42 })).toBe(false);
});
it('returns false for error like object with invalid stack', () => {
expect(
isErrorLike({
name: 'MockError',
message: 'Fail',
stack: false,
})
).toBe(false);
});
it('returns true for error like object', () => {
expect(isErrorLike({ name: 'MockError', message: 'Fail' })).toBe(
true
);
});
it('returns true for new Error', () => {
expect(isErrorLike(new Error('Error'))).toBe(true);
});
});
it('returns false for undefined', () => {
expect(isErrorLike(undefined)).toBe(false);
describe('isDuplicateTransactionError', () => {
it('returns true for a TransactionError with a transaction code of DUPLICATE_TXID', () => {
const mockDuplicateTransactionError = mock<TransactionError>();
mockDuplicateTransactionError.transactionCode = 'DUPLICATE_TXID';
expect(
isDuplicateTransactionError(mockDuplicateTransactionError)
).toBe(true);
});
it('returns false for a TransactionError without a transaction code of MVCC_READ_CONFLICT', () => {
const mockDuplicateTransactionError = mock<TransactionError>();
mockDuplicateTransactionError.transactionCode =
'MVCC_READ_CONFLICT';
expect(
isDuplicateTransactionError(mockDuplicateTransactionError)
).toBe(false);
});
it('returns true for an error when all endorsement details are duplicate transaction found', () => {
const mockDuplicateTransactionError = {
errors: [
{
endorsements: [
{
details: 'duplicate transaction found',
},
{
details: 'duplicate transaction found',
},
{
details: 'duplicate transaction found',
},
],
},
],
};
expect(
isDuplicateTransactionError(mockDuplicateTransactionError)
).toBe(true);
});
it('returns true for an error when at least one endorsement details are duplicate transaction found', () => {
const mockDuplicateTransactionError = {
errors: [
{
endorsements: [
{
details: 'duplicate transaction found',
},
{
details: 'mock endorsement details',
},
{
details: 'mock endorsement details',
},
],
},
],
};
expect(
isDuplicateTransactionError(mockDuplicateTransactionError)
).toBe(true);
});
it('returns false for an error without duplicate transaction endorsement details', () => {
const mockDuplicateTransactionError = {
errors: [
{
endorsements: [
{
details: 'mock endorsement details',
},
{
details: 'mock endorsement details',
},
],
},
],
};
expect(
isDuplicateTransactionError(mockDuplicateTransactionError)
).toBe(false);
});
it('returns false for an error without endorsement details', () => {
const mockDuplicateTransactionError = {
errors: [
{
rejections: [
{
details: 'duplicate transaction found',
},
],
},
],
};
expect(
isDuplicateTransactionError(mockDuplicateTransactionError)
).toBe(false);
});
it('returns false for a basic Error object without endorsement details', () => {
expect(
isDuplicateTransactionError(
new Error('duplicate transaction found')
)
).toBe(false);
});
it('returns false for an undefined error', () => {
expect(isDuplicateTransactionError(undefined)).toBe(false);
});
it('returns false for a null error', () => {
expect(isDuplicateTransactionError(null)).toBe(false);
});
});
it('returns false for empty object', () => {
expect(isErrorLike({})).toBe(false);
describe('getRetryAction', () => {
it('returns RetryAction.None for duplicate transaction errors', () => {
const mockDuplicateTransactionError = {
errors: [
{
endorsements: [
{
details: 'duplicate transaction found',
},
{
details: 'duplicate transaction found',
},
{
details: 'duplicate transaction found',
},
],
},
],
};
expect(getRetryAction(mockDuplicateTransactionError)).toBe(
RetryAction.None
);
});
it('returns RetryAction.None for a TransactionNotFoundError', () => {
const mockTransactionNotFoundError = new TransactionNotFoundError(
'Failed to get transaction with id txn, error Entry not found in index',
'txn1'
);
expect(getRetryAction(mockTransactionNotFoundError)).toBe(
RetryAction.None
);
});
it('returns RetryAction.None for an AssetExistsError', () => {
const mockAssetExistsError = new AssetExistsError(
'The asset MOCK_ASSET already exists',
'txn1'
);
expect(getRetryAction(mockAssetExistsError)).toBe(RetryAction.None);
});
it('returns RetryAction.None for an AssetNotFoundError', () => {
const mockAssetNotFoundError = new AssetNotFoundError(
'the asset MOCK_ASSET does not exist',
'txn1'
);
expect(getRetryAction(mockAssetNotFoundError)).toBe(
RetryAction.None
);
});
it('returns RetryAction.WithExistingTransactionId for a TimeoutError', () => {
const mockTimeoutError = new TimeoutError('MOCK TIMEOUT ERROR');
expect(getRetryAction(mockTimeoutError)).toBe(
RetryAction.WithExistingTransactionId
);
});
it('returns RetryAction.WithNewTransactionId for an MVCC_READ_CONFLICT TransactionError', () => {
const mockTransactionError = mock<TransactionError>();
mockTransactionError.transactionCode = 'MVCC_READ_CONFLICT';
expect(getRetryAction(mockTransactionError)).toBe(
RetryAction.WithNewTransactionId
);
});
it('returns RetryAction.WithNewTransactionId for an Error', () => {
const mockError = new Error('MOCK ERROR');
expect(getRetryAction(mockError)).toBe(
RetryAction.WithNewTransactionId
);
});
it('returns RetryAction.WithNewTransactionId for a string error', () => {
const mockError = 'MOCK ERROR';
expect(getRetryAction(mockError)).toBe(
RetryAction.WithNewTransactionId
);
});
});
it('returns false for string', () => {
expect(isErrorLike('true')).toBe(false);
});
it('returns false for non-error object', () => {
expect(isErrorLike({ size: 42 })).toBe(false);
});
it('returns false for invalid error object', () => {
expect(isErrorLike({ name: 'MockError', message: 42 })).toBe(false);
});
it('returns false for error like object with invalid stack', () => {
expect(
isErrorLike({ name: 'MockError', message: 'Fail', stack: false })
).toBe(false);
});
it('returns true for error like object', () => {
expect(isErrorLike({ name: 'MockError', message: 'Fail' })).toBe(true);
});
it('returns true for new Error', () => {
expect(isErrorLike(new Error('Error'))).toBe(true);
});
});
describe('isDuplicateTransactionError', () => {
it('returns true for a TransactionError with a transaction code of DUPLICATE_TXID', () => {
const mockDuplicateTransactionError = mock<TransactionError>();
mockDuplicateTransactionError.transactionCode = 'DUPLICATE_TXID';
expect(isDuplicateTransactionError(mockDuplicateTransactionError)).toBe(
true
);
});
it('returns false for a TransactionError without a transaction code of MVCC_READ_CONFLICT', () => {
const mockDuplicateTransactionError = mock<TransactionError>();
mockDuplicateTransactionError.transactionCode = 'MVCC_READ_CONFLICT';
expect(isDuplicateTransactionError(mockDuplicateTransactionError)).toBe(
false
);
});
it('returns true for an error when all endorsement details are duplicate transaction found', () => {
const mockDuplicateTransactionError = {
errors: [
{
endorsements: [
{
details: 'duplicate transaction found',
},
{
details: 'duplicate transaction found',
},
{
details: 'duplicate transaction found',
},
],
},
],
};
expect(isDuplicateTransactionError(mockDuplicateTransactionError)).toBe(
true
);
});
it('returns true for an error when at least one endorsement details are duplicate transaction found', () => {
const mockDuplicateTransactionError = {
errors: [
{
endorsements: [
{
details: 'duplicate transaction found',
},
{
details: 'mock endorsement details',
},
{
details: 'mock endorsement details',
},
],
},
],
};
expect(isDuplicateTransactionError(mockDuplicateTransactionError)).toBe(
true
);
});
it('returns false for an error without duplicate transaction endorsement details', () => {
const mockDuplicateTransactionError = {
errors: [
{
endorsements: [
{
details: 'mock endorsement details',
},
{
details: 'mock endorsement details',
},
],
},
],
};
expect(isDuplicateTransactionError(mockDuplicateTransactionError)).toBe(
false
);
});
it('returns false for an error without endorsement details', () => {
const mockDuplicateTransactionError = {
errors: [
{
rejections: [
{
details: 'duplicate transaction found',
},
],
},
],
};
expect(isDuplicateTransactionError(mockDuplicateTransactionError)).toBe(
false
);
});
it('returns false for a basic Error object without endorsement details', () => {
expect(
isDuplicateTransactionError(new Error('duplicate transaction found'))
).toBe(false);
});
it('returns false for an undefined error', () => {
expect(isDuplicateTransactionError(undefined)).toBe(false);
});
it('returns false for a null error', () => {
expect(isDuplicateTransactionError(null)).toBe(false);
});
});
describe('getRetryAction', () => {
it('returns RetryAction.None for duplicate transaction errors', () => {
const mockDuplicateTransactionError = {
errors: [
{
endorsements: [
{
details: 'duplicate transaction found',
},
{
details: 'duplicate transaction found',
},
{
details: 'duplicate transaction found',
},
],
},
],
};
expect(getRetryAction(mockDuplicateTransactionError)).toBe(
RetryAction.None
);
});
it('returns RetryAction.None for a TransactionNotFoundError', () => {
const mockTransactionNotFoundError = new TransactionNotFoundError(
'Failed to get transaction with id txn, error Entry not found in index',
'txn1'
);
expect(getRetryAction(mockTransactionNotFoundError)).toBe(
RetryAction.None
);
});
it('returns RetryAction.None for an AssetExistsError', () => {
const mockAssetExistsError = new AssetExistsError(
'The asset MOCK_ASSET already exists',
'txn1'
);
expect(getRetryAction(mockAssetExistsError)).toBe(RetryAction.None);
});
it('returns RetryAction.None for an AssetNotFoundError', () => {
const mockAssetNotFoundError = new AssetNotFoundError(
'the asset MOCK_ASSET does not exist',
'txn1'
);
expect(getRetryAction(mockAssetNotFoundError)).toBe(RetryAction.None);
});
it('returns RetryAction.WithExistingTransactionId for a TimeoutError', () => {
const mockTimeoutError = new TimeoutError('MOCK TIMEOUT ERROR');
expect(getRetryAction(mockTimeoutError)).toBe(
RetryAction.WithExistingTransactionId
);
});
it('returns RetryAction.WithNewTransactionId for an MVCC_READ_CONFLICT TransactionError', () => {
const mockTransactionError = mock<TransactionError>();
mockTransactionError.transactionCode = 'MVCC_READ_CONFLICT';
expect(getRetryAction(mockTransactionError)).toBe(
RetryAction.WithNewTransactionId
);
});
it('returns RetryAction.WithNewTransactionId for an Error', () => {
const mockError = new Error('MOCK ERROR');
expect(getRetryAction(mockError)).toBe(RetryAction.WithNewTransactionId);
});
it('returns RetryAction.WithNewTransactionId for a string error', () => {
const mockError = 'MOCK ERROR';
expect(getRetryAction(mockError)).toBe(RetryAction.WithNewTransactionId);
});
});
describe('handleError', () => {
it.each([
'the asset GOCHAINCODE already exists',
'Asset JAVACHAINCODE already exists',
'The asset JSCHAINCODE already exists',
])(
'returns a AssetExistsError for errors with an asset already exists message: %s',
(msg) => {
expect(handleError('txn1', new Error(msg))).toStrictEqual(
new AssetExistsError(msg, 'txn1')
describe('handleError', () => {
it.each([
'the asset GOCHAINCODE already exists',
'Asset JAVACHAINCODE already exists',
'The asset JSCHAINCODE already exists',
])(
'returns a AssetExistsError for errors with an asset already exists message: %s',
(msg) => {
expect(handleError('txn1', new Error(msg))).toStrictEqual(
new AssetExistsError(msg, 'txn1')
);
}
);
}
);
it.each([
'the asset GOCHAINCODE does not exist',
'Asset JAVACHAINCODE does not exist',
'The asset JSCHAINCODE does not exist',
])(
'returns a AssetNotFoundError for errors with an asset does not exist message: %s',
(msg) => {
expect(handleError('txn1', new Error(msg))).toStrictEqual(
new AssetNotFoundError(msg, 'txn1')
it.each([
'the asset GOCHAINCODE does not exist',
'Asset JAVACHAINCODE does not exist',
'The asset JSCHAINCODE does not exist',
])(
'returns a AssetNotFoundError for errors with an asset does not exist message: %s',
(msg) => {
expect(handleError('txn1', new Error(msg))).toStrictEqual(
new AssetNotFoundError(msg, 'txn1')
);
}
);
}
);
it.each([
'Failed to get transaction with id txn, error Entry not found in index',
'Failed to get transaction with id txn, error no such transaction ID [txn] in index',
])(
'returns a TransactionNotFoundError for errors with a transaction not found message: %s',
(msg) => {
expect(handleError('txn1', new Error(msg))).toStrictEqual(
new TransactionNotFoundError(msg, 'txn1')
it.each([
'Failed to get transaction with id txn, error Entry not found in index',
'Failed to get transaction with id txn, error no such transaction ID [txn] in index',
])(
'returns a TransactionNotFoundError for errors with a transaction not found message: %s',
(msg) => {
expect(handleError('txn1', new Error(msg))).toStrictEqual(
new TransactionNotFoundError(msg, 'txn1')
);
}
);
}
);
it('returns the original error for errors with other messages', () => {
expect(handleError('txn1', new Error('MOCK ERROR'))).toStrictEqual(
new Error('MOCK ERROR')
);
});
it('returns the original error for errors with other messages', () => {
expect(handleError('txn1', new Error('MOCK ERROR'))).toStrictEqual(
new Error('MOCK ERROR')
);
});
it('returns the original error for errors of other types', () => {
expect(handleError('txn1', 42)).toEqual(42);
it('returns the original error for errors of other types', () => {
expect(handleError('txn1', 42)).toEqual(42);
});
});
});
});

266
asset-transfer-basic/rest-api-typescript/src/errors.ts
View file

@ -14,15 +14,15 @@ import { logger } from './logger';
* These errors will not be retried.
*/
export class ContractError extends Error {
transactionId: string;
transactionId: string;
constructor(message: string, transactionId: string) {
super(message);
Object.setPrototypeOf(this, ContractError.prototype);
constructor(message: string, transactionId: string) {
super(message);
Object.setPrototypeOf(this, ContractError.prototype);
this.name = 'TransactionError';
this.transactionId = transactionId;
}
this.name = 'TransactionError';
this.transactionId = transactionId;
}
}
/**
@ -30,12 +30,12 @@ export class ContractError extends Error {
* evaluated is not implemented in a smart contract.
*/
export class TransactionNotFoundError extends ContractError {
constructor(message: string, transactionId: string) {
super(message, transactionId);
Object.setPrototypeOf(this, TransactionNotFoundError.prototype);
constructor(message: string, transactionId: string) {
super(message, transactionId);
Object.setPrototypeOf(this, TransactionNotFoundError.prototype);
this.name = 'TransactionNotFoundError';
}
this.name = 'TransactionNotFoundError';
}
}
/**
@ -43,12 +43,12 @@ export class TransactionNotFoundError extends ContractError {
* implementation when an asset already exists.
*/
export class AssetExistsError extends ContractError {
constructor(message: string, transactionId: string) {
super(message, transactionId);
Object.setPrototypeOf(this, AssetExistsError.prototype);
constructor(message: string, transactionId: string) {
super(message, transactionId);
Object.setPrototypeOf(this, AssetExistsError.prototype);
this.name = 'AssetExistsError';
}
this.name = 'AssetExistsError';
}
}
/**
@ -56,35 +56,35 @@ export class AssetExistsError extends ContractError {
* implementation when an asset does not exist.
*/
export class AssetNotFoundError extends ContractError {
constructor(message: string, transactionId: string) {
super(message, transactionId);
Object.setPrototypeOf(this, AssetNotFoundError.prototype);
constructor(message: string, transactionId: string) {
super(message, transactionId);
Object.setPrototypeOf(this, AssetNotFoundError.prototype);
this.name = 'AssetNotFoundError';
}
this.name = 'AssetNotFoundError';
}
}
/**
* Enumeration of possible retry actions.
*/
export enum RetryAction {
/**
* Transactions should be retried using the same transaction ID to protect
* against duplicate transactions being committed if a timeout error occurs
*/
WithExistingTransactionId,
/**
* Transactions should be retried using the same transaction ID to protect
* against duplicate transactions being committed if a timeout error occurs
*/
WithExistingTransactionId,
/**
* Transactions which could not be committed due to other errors require a
* new transaction ID when retrying
*/
WithNewTransactionId,
/**
* Transactions which could not be committed due to other errors require a
* new transaction ID when retrying
*/
WithNewTransactionId,
/**
* Transactions that failed due to a duplicate transaction error, or errors
* from the smart contract, should not be retried
*/
None,
/**
* Transactions that failed due to a duplicate transaction error, or errors
* from the smart contract, should not be retried
*/
None,
}
/**
@ -103,27 +103,27 @@ export enum RetryAction {
* - EXPIRED_CHAINCODE
*/
export const getRetryAction = (err: unknown): RetryAction => {
if (isDuplicateTransactionError(err) || err instanceof ContractError) {
return RetryAction.None;
} else if (err instanceof TimeoutError) {
return RetryAction.WithExistingTransactionId;
}
if (isDuplicateTransactionError(err) || err instanceof ContractError) {
return RetryAction.None;
} else if (err instanceof TimeoutError) {
return RetryAction.WithExistingTransactionId;
}
return RetryAction.WithNewTransactionId;
return RetryAction.WithNewTransactionId;
};
/**
* Type guard to make catching unknown errors easier
*/
export const isErrorLike = (err: unknown): err is Error => {
return (
err != undefined &&
err != null &&
typeof (err as Error).name === 'string' &&
typeof (err as Error).message === 'string' &&
((err as Error).stack === undefined ||
typeof (err as Error).stack === 'string')
);
return (
err != undefined &&
err != null &&
typeof (err as Error).name === 'string' &&
typeof (err as Error).message === 'string' &&
((err as Error).stack === undefined ||
typeof (err as Error).stack === 'string')
);
};
/**
@ -132,31 +132,31 @@ export const isErrorLike = (err: unknown): err is Error => {
* This is ...painful.
*/
export const isDuplicateTransactionError = (err: unknown): boolean => {
logger.debug({ err }, 'Checking for duplicate transaction error');
logger.debug({ err }, 'Checking for duplicate transaction error');
if (err === undefined || err === null) return false;
if (err === undefined || err === null) return false;
let isDuplicate;
if (typeof (err as TransactionError).transactionCode === 'string') {
// Checking whether a commit failure is caused by a duplicate transaction
// is straightforward because the transaction code should be available
isDuplicate =
(err as TransactionError).transactionCode === 'DUPLICATE_TXID';
} else {
// Checking whether an endorsement failure is caused by a duplicate
// transaction is only possible by processing error strings, which is not ideal.
const endorsementError = err as {
errors: { endorsements: { details: string }[] }[];
};
let isDuplicate;
if (typeof (err as TransactionError).transactionCode === 'string') {
// Checking whether a commit failure is caused by a duplicate transaction
// is straightforward because the transaction code should be available
isDuplicate =
(err as TransactionError).transactionCode === 'DUPLICATE_TXID';
} else {
// Checking whether an endorsement failure is caused by a duplicate
// transaction is only possible by processing error strings, which is not ideal.
const endorsementError = err as {
errors: { endorsements: { details: string }[] }[];
};
isDuplicate = endorsementError?.errors?.some((err) =>
err?.endorsements?.some((endorsement) =>
endorsement?.details?.startsWith('duplicate transaction found')
)
);
}
isDuplicate = endorsementError?.errors?.some((err) =>
err?.endorsements?.some((endorsement) =>
endorsement?.details?.startsWith('duplicate transaction found')
)
);
}
return isDuplicate === true;
return isDuplicate === true;
};
/**
@ -168,18 +168,18 @@ export const isDuplicateTransactionError = (err: unknown): boolean => {
* - "Asset %s already exists"
*/
const matchAssetAlreadyExistsMessage = (message: string): string | null => {
const assetAlreadyExistsRegex = /([tT]he )?[aA]sset \w* already exists/g;
const assetAlreadyExistsMatch = message.match(assetAlreadyExistsRegex);
logger.debug(
{ message: message, result: assetAlreadyExistsMatch },
'Checking for asset already exists message'
);
const assetAlreadyExistsRegex = /([tT]he )?[aA]sset \w* already exists/g;
const assetAlreadyExistsMatch = message.match(assetAlreadyExistsRegex);
logger.debug(
{ message: message, result: assetAlreadyExistsMatch },
'Checking for asset already exists message'
);
if (assetAlreadyExistsMatch !== null) {
return assetAlreadyExistsMatch[0];
}
if (assetAlreadyExistsMatch !== null) {
return assetAlreadyExistsMatch[0];
}
return null;
return null;
};
/**
@ -191,18 +191,18 @@ const matchAssetAlreadyExistsMessage = (message: string): string | null => {
* - "Asset %s does not exist"
*/
const matchAssetDoesNotExistMessage = (message: string): string | null => {
const assetDoesNotExistRegex = /([tT]he )?[aA]sset \w* does not exist/g;
const assetDoesNotExistMatch = message.match(assetDoesNotExistRegex);
logger.debug(
{ message: message, result: assetDoesNotExistMatch },
'Checking for asset does not exist message'
);
const assetDoesNotExistRegex = /([tT]he )?[aA]sset \w* does not exist/g;
const assetDoesNotExistMatch = message.match(assetDoesNotExistRegex);
logger.debug(
{ message: message, result: assetDoesNotExistMatch },
'Checking for asset does not exist message'
);
if (assetDoesNotExistMatch !== null) {
return assetDoesNotExistMatch[0];
}
if (assetDoesNotExistMatch !== null) {
return assetDoesNotExistMatch[0];
}
return null;
return null;
};
/**
@ -213,23 +213,23 @@ const matchAssetDoesNotExistMessage = (message: string): string | null => {
* - "Failed to get transaction with id %s, error no such transaction ID [%s] in index"
*/
const matchTransactionDoesNotExistMessage = (
message: string
message: string
): string | null => {
const transactionDoesNotExistRegex =
/Failed to get transaction with id [^,]*, error (?:(?:Entry not found)|(?:no such transaction ID \[[^\]]*\])) in index/g;
const transactionDoesNotExistMatch = message.match(
transactionDoesNotExistRegex
);
logger.debug(
{ message: message, result: transactionDoesNotExistMatch },
'Checking for transaction does not exist message'
);
const transactionDoesNotExistRegex =
/Failed to get transaction with id [^,]*, error (?:(?:Entry not found)|(?:no such transaction ID \[[^\]]*\])) in index/g;
const transactionDoesNotExistMatch = message.match(
transactionDoesNotExistRegex
);
logger.debug(
{ message: message, result: transactionDoesNotExistMatch },
'Checking for transaction does not exist message'
);
if (transactionDoesNotExistMatch !== null) {
return transactionDoesNotExistMatch[0];
}
if (transactionDoesNotExistMatch !== null) {
return transactionDoesNotExistMatch[0];
}
return null;
return null;
};
/**
@ -242,32 +242,38 @@ const matchTransactionDoesNotExistMessage = (
* Javascript implementations of the chaincode!
*/
export const handleError = (
transactionId: string,
err: unknown
transactionId: string,
err: unknown
): Error | unknown => {
logger.debug({ transactionId: transactionId, err }, 'Processing error');
logger.debug({ transactionId: transactionId, err }, 'Processing error');
if (isErrorLike(err)) {
const assetAlreadyExistsMatch = matchAssetAlreadyExistsMessage(err.message);
if (assetAlreadyExistsMatch !== null) {
return new AssetExistsError(assetAlreadyExistsMatch, transactionId);
if (isErrorLike(err)) {
const assetAlreadyExistsMatch = matchAssetAlreadyExistsMessage(
err.message
);
if (assetAlreadyExistsMatch !== null) {
return new AssetExistsError(assetAlreadyExistsMatch, transactionId);
}
const assetDoesNotExistMatch = matchAssetDoesNotExistMessage(
err.message
);
if (assetDoesNotExistMatch !== null) {
return new AssetNotFoundError(
assetDoesNotExistMatch,
transactionId
);
}
const transactionDoesNotExistMatch =
matchTransactionDoesNotExistMessage(err.message);
if (transactionDoesNotExistMatch !== null) {
return new TransactionNotFoundError(
transactionDoesNotExistMatch,
transactionId
);
}
}
const assetDoesNotExistMatch = matchAssetDoesNotExistMessage(err.message);
if (assetDoesNotExistMatch !== null) {
return new AssetNotFoundError(assetDoesNotExistMatch, transactionId);
}
const transactionDoesNotExistMatch = matchTransactionDoesNotExistMessage(
err.message
);
if (transactionDoesNotExistMatch !== null) {
return new TransactionNotFoundError(
transactionDoesNotExistMatch,
transactionId
);
}
}
return err;
return err;
};

524
asset-transfer-basic/rest-api-typescript/src/fabric.spec.ts
View file

@ -3,30 +3,30 @@
*/
import {
createGateway,
createWallet,
getContracts,
getNetwork,
evatuateTransaction,
submitTransaction,
getBlockHeight,
getTransactionValidationCode,
createGateway,
createWallet,
getContracts,
getNetwork,
evatuateTransaction,
submitTransaction,
getBlockHeight,
getTransactionValidationCode,
} from './fabric';
import * as config from './config';
import {
AssetExistsError,
AssetNotFoundError,
TransactionNotFoundError,
AssetExistsError,
AssetNotFoundError,
TransactionNotFoundError,
} from './errors';
import {
Contract,
Gateway,
GatewayOptions,
Network,
Transaction,
Wallet,
Contract,
Gateway,
GatewayOptions,
Network,
Transaction,
Wallet,
} from 'fabric-network';
import * as fabricProtos from 'fabric-protos';
@ -36,275 +36,279 @@ import Long from 'long';
jest.mock('./config');
jest.mock('fabric-network', () => {
type FabricNetworkModule = jest.Mocked<typeof import('fabric-network')>;
const originalModule: FabricNetworkModule =
jest.requireActual('fabric-network');
const mockModule: FabricNetworkModule =
jest.createMockFromModule('fabric-network');
type FabricNetworkModule = jest.Mocked<typeof import('fabric-network')>;
const originalModule: FabricNetworkModule =
jest.requireActual('fabric-network');
const mockModule: FabricNetworkModule =
jest.createMockFromModule('fabric-network');
return {
__esModule: true,
...mockModule,
Wallets: originalModule.Wallets,
};
return {
__esModule: true,
...mockModule,
Wallets: originalModule.Wallets,
};
});
jest.mock('ioredis', () => require('ioredis-mock/jest'));
describe('Fabric', () => {
describe('createWallet', () => {
it('creates a wallet containing identities for both orgs', async () => {
const wallet = await createWallet();
describe('createWallet', () => {
it('creates a wallet containing identities for both orgs', async () => {
const wallet = await createWallet();
expect(await wallet.list()).toStrictEqual(['Org1MSP', 'Org2MSP']);
});
});
describe('createGateway', () => {
it('creates a Gateway and connects using the provided arguments', async () => {
const connectionProfile = config.connectionProfileOrg1;
const identity = config.mspIdOrg1;
const mockWallet = mock<Wallet>();
const gateway = await createGateway(
connectionProfile,
identity,
mockWallet
);
expect(gateway.connect).toBeCalledWith(
connectionProfile,
expect.objectContaining<GatewayOptions>({
wallet: mockWallet,
identity,
discovery: expect.any(Object),
eventHandlerOptions: expect.any(Object),
queryHandlerOptions: expect.any(Object),
})
);
});
});
describe('getNetwork', () => {
it('gets a Network instance for the required channel from the Gateway', async () => {
const mockGateway = mock<Gateway>();
await getNetwork(mockGateway);
expect(mockGateway.getNetwork).toHaveBeenCalledWith(config.channelName);
});
});
describe('getContracts', () => {
it('gets the asset and qscc contracts from the network', async () => {
const mockBasicContract = mock<Contract>();
const mockSystemContract = mock<Contract>();
const mockNetwork = mock<Network>();
mockNetwork.getContract
.calledWith(config.chaincodeName)
.mockReturnValue(mockBasicContract);
mockNetwork.getContract
.calledWith('qscc')
.mockReturnValue(mockSystemContract);
const contracts = await getContracts(mockNetwork);
expect(contracts).toStrictEqual({
assetContract: mockBasicContract,
qsccContract: mockSystemContract,
});
});
});
describe('evatuateTransaction', () => {
const mockPayload = Buffer.from('MOCK PAYLOAD');
let mockTransaction: MockProxy<Transaction>;
let mockContract: MockProxy<Contract>;
beforeEach(() => {
mockTransaction = mock<Transaction>();
mockTransaction.evaluate.mockResolvedValue(mockPayload);
mockContract = mock<Contract>();
mockContract.createTransaction
.calledWith('txn')
.mockReturnValue(mockTransaction);
expect(await wallet.list()).toStrictEqual(['Org1MSP', 'Org2MSP']);
});
});
it('gets the result of evaluating a transaction', async () => {
const result = await evatuateTransaction(
mockContract,
'txn',
'arga',
'argb'
);
expect(result.toString()).toBe(mockPayload.toString());
describe('createGateway', () => {
it('creates a Gateway and connects using the provided arguments', async () => {
const connectionProfile = config.connectionProfileOrg1;
const identity = config.mspIdOrg1;
const mockWallet = mock<Wallet>();
const gateway = await createGateway(
connectionProfile,
identity,
mockWallet
);
expect(gateway.connect).toBeCalledWith(
connectionProfile,
expect.objectContaining<GatewayOptions>({
wallet: mockWallet,
identity,
discovery: expect.any(Object),
eventHandlerOptions: expect.any(Object),
queryHandlerOptions: expect.any(Object),
})
);
});
});
it('throws an AssetExistsError an asset already exists error occurs', async () => {
mockTransaction.evaluate.mockRejectedValue(
new Error('The asset JSCHAINCODE already exists')
);
describe('getNetwork', () => {
it('gets a Network instance for the required channel from the Gateway', async () => {
const mockGateway = mock<Gateway>();
await expect(async () => {
await evatuateTransaction(mockContract, 'txn', 'arga', 'argb');
}).rejects.toThrow(AssetExistsError);
await getNetwork(mockGateway);
expect(mockGateway.getNetwork).toHaveBeenCalledWith(
config.channelName
);
});
});
it('throws an AssetNotFoundError if an asset does not exist error occurs', async () => {
mockTransaction.evaluate.mockRejectedValue(
new Error('The asset JSCHAINCODE does not exist')
);
describe('getContracts', () => {
it('gets the asset and qscc contracts from the network', async () => {
const mockBasicContract = mock<Contract>();
const mockSystemContract = mock<Contract>();
const mockNetwork = mock<Network>();
mockNetwork.getContract
.calledWith(config.chaincodeName)
.mockReturnValue(mockBasicContract);
mockNetwork.getContract
.calledWith('qscc')
.mockReturnValue(mockSystemContract);
await expect(async () => {
await evatuateTransaction(mockContract, 'txn', 'arga', 'argb');
}).rejects.toThrow(AssetNotFoundError);
const contracts = await getContracts(mockNetwork);
expect(contracts).toStrictEqual({
assetContract: mockBasicContract,
qsccContract: mockSystemContract,
});
});
});
it('throws a TransactionNotFoundError if a transaction not found error occurs', async () => {
mockTransaction.evaluate.mockRejectedValue(
new Error(
'Failed to get transaction with id txn, error Entry not found in index'
)
);
describe('evatuateTransaction', () => {
const mockPayload = Buffer.from('MOCK PAYLOAD');
let mockTransaction: MockProxy<Transaction>;
let mockContract: MockProxy<Contract>;
await expect(async () => {
await evatuateTransaction(mockContract, 'txn', 'arga', 'argb');
}).rejects.toThrow(TransactionNotFoundError);
beforeEach(() => {
mockTransaction = mock<Transaction>();
mockTransaction.evaluate.mockResolvedValue(mockPayload);
mockContract = mock<Contract>();
mockContract.createTransaction
.calledWith('txn')
.mockReturnValue(mockTransaction);
});
it('gets the result of evaluating a transaction', async () => {
const result = await evatuateTransaction(
mockContract,
'txn',
'arga',
'argb'
);
expect(result.toString()).toBe(mockPayload.toString());
});
it('throws an AssetExistsError an asset already exists error occurs', async () => {
mockTransaction.evaluate.mockRejectedValue(
new Error('The asset JSCHAINCODE already exists')
);
await expect(async () => {
await evatuateTransaction(mockContract, 'txn', 'arga', 'argb');
}).rejects.toThrow(AssetExistsError);
});
it('throws an AssetNotFoundError if an asset does not exist error occurs', async () => {
mockTransaction.evaluate.mockRejectedValue(
new Error('The asset JSCHAINCODE does not exist')
);
await expect(async () => {
await evatuateTransaction(mockContract, 'txn', 'arga', 'argb');
}).rejects.toThrow(AssetNotFoundError);
});
it('throws a TransactionNotFoundError if a transaction not found error occurs', async () => {
mockTransaction.evaluate.mockRejectedValue(
new Error(
'Failed to get transaction with id txn, error Entry not found in index'
)
);
await expect(async () => {
await evatuateTransaction(mockContract, 'txn', 'arga', 'argb');
}).rejects.toThrow(TransactionNotFoundError);
});
it('throws an Error for other errors', async () => {
mockTransaction.evaluate.mockRejectedValue(new Error('MOCK ERROR'));
await expect(async () => {
await evatuateTransaction(mockContract, 'txn', 'arga', 'argb');
}).rejects.toThrow(Error);
});
});
it('throws an Error for other errors', async () => {
mockTransaction.evaluate.mockRejectedValue(new Error('MOCK ERROR'));
await expect(async () => {
await evatuateTransaction(mockContract, 'txn', 'arga', 'argb');
}).rejects.toThrow(Error);
});
});
describe('submitTransaction', () => {
let mockTransaction: MockProxy<Transaction>;
describe('submitTransaction', () => {
let mockTransaction: MockProxy<Transaction>;
beforeEach(() => {
mockTransaction = mock<Transaction>();
});
beforeEach(() => {
mockTransaction = mock<Transaction>();
it('gets the result of submitting a transaction', async () => {
const mockPayload = Buffer.from('MOCK PAYLOAD');
mockTransaction.submit.mockResolvedValue(mockPayload);
const result = await submitTransaction(
mockTransaction,
'txn',
'arga',
'argb'
);
expect(result.toString()).toBe(mockPayload.toString());
});
it('throws an AssetExistsError an asset already exists error occurs', async () => {
mockTransaction.submit.mockRejectedValue(
new Error('The asset JSCHAINCODE already exists')
);
await expect(async () => {
await submitTransaction(
mockTransaction,
'mspid',
'txn',
'arga',
'argb'
);
}).rejects.toThrow(AssetExistsError);
});
it('throws an AssetNotFoundError if an asset does not exist error occurs', async () => {
mockTransaction.submit.mockRejectedValue(
new Error('The asset JSCHAINCODE does not exist')
);
await expect(async () => {
await submitTransaction(
mockTransaction,
'mspid',
'txn',
'arga',
'argb'
);
}).rejects.toThrow(AssetNotFoundError);
});
it('throws a TransactionNotFoundError if a transaction not found error occurs', async () => {
mockTransaction.submit.mockRejectedValue(
new Error(
'Failed to get transaction with id txn, error Entry not found in index'
)
);
await expect(async () => {
await submitTransaction(
mockTransaction,
'mspid',
'txn',
'arga',
'argb'
);
}).rejects.toThrow(TransactionNotFoundError);
});
it('throws an Error for other errors', async () => {
mockTransaction.submit.mockRejectedValue(new Error('MOCK ERROR'));
await expect(async () => {
await submitTransaction(
mockTransaction,
'mspid',
'txn',
'arga',
'argb'
);
}).rejects.toThrow(Error);
});
});
it('gets the result of submitting a transaction', async () => {
const mockPayload = Buffer.from('MOCK PAYLOAD');
mockTransaction.submit.mockResolvedValue(mockPayload);
describe('getTransactionValidationCode', () => {
it('gets the validation code from a processed transaction', async () => {
const processedTransactionProto =
fabricProtos.protos.ProcessedTransaction.create();
processedTransactionProto.validationCode =
fabricProtos.protos.TxValidationCode.VALID;
const processedTransactionBuffer = Buffer.from(
fabricProtos.protos.ProcessedTransaction.encode(
processedTransactionProto
).finish()
);
const result = await submitTransaction(
mockTransaction,
'txn',
'arga',
'argb'
);
expect(result.toString()).toBe(mockPayload.toString());
const mockTransaction = mock<Transaction>();
mockTransaction.evaluate.mockResolvedValue(
processedTransactionBuffer
);
const mockContract = mock<Contract>();
mockContract.createTransaction
.calledWith('GetTransactionByID')
.mockReturnValue(mockTransaction);
expect(
await getTransactionValidationCode(mockContract, 'txn1')
).toBe('VALID');
});
});
it('throws an AssetExistsError an asset already exists error occurs', async () => {
mockTransaction.submit.mockRejectedValue(
new Error('The asset JSCHAINCODE already exists')
);
describe('getBlockHeight', () => {
it('gets the current block height', async () => {
const mockBlockchainInfoProto =
fabricProtos.common.BlockchainInfo.create();
mockBlockchainInfoProto.height = 42;
const mockBlockchainInfoBuffer = Buffer.from(
fabricProtos.common.BlockchainInfo.encode(
mockBlockchainInfoProto
).finish()
);
const mockContract = mock<Contract>();
mockContract.evaluateTransaction
.calledWith('GetChainInfo', 'mychannel')
.mockResolvedValue(mockBlockchainInfoBuffer);
await expect(async () => {
await submitTransaction(
mockTransaction,
'mspid',
'txn',
'arga',
'argb'
);
}).rejects.toThrow(AssetExistsError);
const result = (await getBlockHeight(mockContract)) as Long;
expect(result.toInt()).toStrictEqual(42);
});
});
it('throws an AssetNotFoundError if an asset does not exist error occurs', async () => {
mockTransaction.submit.mockRejectedValue(
new Error('The asset JSCHAINCODE does not exist')
);
await expect(async () => {
await submitTransaction(
mockTransaction,
'mspid',
'txn',
'arga',
'argb'
);
}).rejects.toThrow(AssetNotFoundError);
});
it('throws a TransactionNotFoundError if a transaction not found error occurs', async () => {
mockTransaction.submit.mockRejectedValue(
new Error(
'Failed to get transaction with id txn, error Entry not found in index'
)
);
await expect(async () => {
await submitTransaction(
mockTransaction,
'mspid',
'txn',
'arga',
'argb'
);
}).rejects.toThrow(TransactionNotFoundError);
});
it('throws an Error for other errors', async () => {
mockTransaction.submit.mockRejectedValue(new Error('MOCK ERROR'));
await expect(async () => {
await submitTransaction(
mockTransaction,
'mspid',
'txn',
'arga',
'argb'
);
}).rejects.toThrow(Error);
});
});
describe('getTransactionValidationCode', () => {
it('gets the validation code from a processed transaction', async () => {
const processedTransactionProto =
fabricProtos.protos.ProcessedTransaction.create();
processedTransactionProto.validationCode =
fabricProtos.protos.TxValidationCode.VALID;
const processedTransactionBuffer = Buffer.from(
fabricProtos.protos.ProcessedTransaction.encode(
processedTransactionProto
).finish()
);
const mockTransaction = mock<Transaction>();
mockTransaction.evaluate.mockResolvedValue(processedTransactionBuffer);
const mockContract = mock<Contract>();
mockContract.createTransaction
.calledWith('GetTransactionByID')
.mockReturnValue(mockTransaction);
expect(await getTransactionValidationCode(mockContract, 'txn1')).toBe(
'VALID'
);
});
});
describe('getBlockHeight', () => {
it('gets the current block height', async () => {
const mockBlockchainInfoProto =
fabricProtos.common.BlockchainInfo.create();
mockBlockchainInfoProto.height = 42;
const mockBlockchainInfoBuffer = Buffer.from(
fabricProtos.common.BlockchainInfo.encode(
mockBlockchainInfoProto
).finish()
);
const mockContract = mock<Contract>();
mockContract.evaluateTransaction
.calledWith('GetChainInfo', 'mychannel')
.mockResolvedValue(mockBlockchainInfoBuffer);
const result = (await getBlockHeight(mockContract)) as Long;
expect(result.toInt()).toStrictEqual(42);
});
});
});

218
asset-transfer-basic/rest-api-typescript/src/fabric.ts
View file

@ -3,15 +3,15 @@
*/
import {
Contract,
DefaultEventHandlerStrategies,
DefaultQueryHandlerStrategies,
Gateway,
GatewayOptions,
Network,
Transaction,
Wallet,
Wallets,
Contract,
DefaultEventHandlerStrategies,
DefaultQueryHandlerStrategies,
Gateway,
GatewayOptions,
Network,
Transaction,
Wallet,
Wallets,
} from 'fabric-network';
import * as protos from 'fabric-protos';
import Long from 'long';
@ -29,31 +29,31 @@ import { logger } from './logger';
* or it could use credentials supplied in the REST requests
*/
export const createWallet = async (): Promise<Wallet> => {
const wallet = await Wallets.newInMemoryWallet();
const wallet = await Wallets.newInMemoryWallet();
const org1Identity = {
credentials: {
certificate: config.certificateOrg1,
privateKey: config.privateKeyOrg1,
},
mspId: config.mspIdOrg1,
type: 'X.509',
};
const org1Identity = {
credentials: {
certificate: config.certificateOrg1,
privateKey: config.privateKeyOrg1,
},
mspId: config.mspIdOrg1,
type: 'X.509',
};
await wallet.put(config.mspIdOrg1, org1Identity);
await wallet.put(config.mspIdOrg1, org1Identity);
const org2Identity = {
credentials: {
certificate: config.certificateOrg2,
privateKey: config.privateKeyOrg2,
},
mspId: config.mspIdOrg2,
type: 'X.509',
};
const org2Identity = {
credentials: {
certificate: config.certificateOrg2,
privateKey: config.privateKeyOrg2,
},
mspId: config.mspIdOrg2,
type: 'X.509',
};
await wallet.put(config.mspIdOrg2, org2Identity);
await wallet.put(config.mspIdOrg2, org2Identity);
return wallet;
return wallet;
};
/**
@ -62,32 +62,33 @@ export const createWallet = async (): Promise<Wallet> => {
* Gateway instances can and should be reused rather than connecting to submit every transaction
*/
export const createGateway = async (
connectionProfile: Record<string, unknown>,
identity: string,
wallet: Wallet
connectionProfile: Record<string, unknown>,
identity: string,
wallet: Wallet
): Promise<Gateway> => {
logger.debug({ connectionProfile, identity }, 'Configuring gateway');
logger.debug({ connectionProfile, identity }, 'Configuring gateway');
const gateway = new Gateway();
const gateway = new Gateway();
const options: GatewayOptions = {
wallet,
identity,
discovery: { enabled: true, asLocalhost: config.asLocalhost },
eventHandlerOptions: {
commitTimeout: config.commitTimeout,
endorseTimeout: config.endorseTimeout,
strategy: DefaultEventHandlerStrategies.PREFER_MSPID_SCOPE_ANYFORTX,
},
queryHandlerOptions: {
timeout: config.queryTimeout,
strategy: DefaultQueryHandlerStrategies.PREFER_MSPID_SCOPE_ROUND_ROBIN,
},
};
const options: GatewayOptions = {
wallet,
identity,
discovery: { enabled: true, asLocalhost: config.asLocalhost },
eventHandlerOptions: {
commitTimeout: config.commitTimeout,
endorseTimeout: config.endorseTimeout,
strategy: DefaultEventHandlerStrategies.PREFER_MSPID_SCOPE_ANYFORTX,
},
queryHandlerOptions: {
timeout: config.queryTimeout,
strategy:
DefaultQueryHandlerStrategies.PREFER_MSPID_SCOPE_ROUND_ROBIN,
},
};
await gateway.connect(connectionProfile, options);
await gateway.connect(connectionProfile, options);
return gateway;
return gateway;
};
/**
@ -97,8 +98,8 @@ export const createGateway = async (
* start a block event listener
*/
export const getNetwork = async (gateway: Gateway): Promise<Network> => {
const network = await gateway.getNetwork(config.channelName);
return network;
const network = await gateway.getNetwork(config.channelName);
return network;
};
/**
@ -107,79 +108,80 @@ export const getNetwork = async (gateway: Gateway): Promise<Network> => {
* The system contract is used for the liveness REST endpoint
*/
export const getContracts = async (
network: Network
network: Network
): Promise<{ assetContract: Contract; qsccContract: Contract }> => {
const assetContract = network.getContract(config.chaincodeName);
const qsccContract = network.getContract('qscc');
return { assetContract, qsccContract };
const assetContract = network.getContract(config.chaincodeName);
const qsccContract = network.getContract('qscc');
return { assetContract, qsccContract };
};
/**
* Evaluate a transaction and handle any errors
*/
export const evatuateTransaction = async (
contract: Contract,
transactionName: string,
...transactionArgs: string[]
contract: Contract,
transactionName: string,
...transactionArgs: string[]
): Promise<Buffer> => {
const transaction = contract.createTransaction(transactionName);
const transactionId = transaction.getTransactionId();
logger.trace({ transaction }, 'Evaluating transaction');
const transaction = contract.createTransaction(transactionName);
const transactionId = transaction.getTransactionId();
logger.trace({ transaction }, 'Evaluating transaction');
try {
const payload = await transaction.evaluate(...transactionArgs);
logger.trace(
{ transactionId: transactionId, payload: payload.toString() },
'Evaluate transaction response received'
);
return payload;
} catch (err) {
throw handleError(transactionId, err);
}
try {
const payload = await transaction.evaluate(...transactionArgs);
logger.trace(
{ transactionId: transactionId, payload: payload.toString() },
'Evaluate transaction response received'
);
return payload;
} catch (err) {
throw handleError(transactionId, err);
}
};
/**
* Submit a transaction and handle any errors
*/
export const submitTransaction = async (
transaction: Transaction,
...transactionArgs: string[]
transaction: Transaction,
...transactionArgs: string[]
): Promise<Buffer> => {
logger.trace({ transaction }, 'Submitting transaction');
const txnId = transaction.getTransactionId();
logger.trace({ transaction }, 'Submitting transaction');
const txnId = transaction.getTransactionId();
try {
const payload = await transaction.submit(...transactionArgs);
logger.trace(
{ transactionId: txnId, payload: payload.toString() },
'Submit transaction response received'
);
return payload;
} catch (err) {
throw handleError(txnId, err);
}
try {
const payload = await transaction.submit(...transactionArgs);
logger.trace(
{ transactionId: txnId, payload: payload.toString() },
'Submit transaction response received'
);
return payload;
} catch (err) {
throw handleError(txnId, err);
}
};
/**
* Get the validation code of the specified transaction
*/
export const getTransactionValidationCode = async (
qsccContract: Contract,
transactionId: string
qsccContract: Contract,
transactionId: string
): Promise<string> => {
const data = await evatuateTransaction(
qsccContract,
'GetTransactionByID',
config.channelName,
transactionId
);
const data = await evatuateTransaction(
qsccContract,
'GetTransactionByID',
config.channelName,
transactionId
);
const processedTransaction = protos.protos.ProcessedTransaction.decode(data);
const validationCode =
protos.protos.TxValidationCode[processedTransaction.validationCode];
const processedTransaction =
protos.protos.ProcessedTransaction.decode(data);
const validationCode =
protos.protos.TxValidationCode[processedTransaction.validationCode];
logger.debug({ transactionId }, 'Validation code: %s', validationCode);
return validationCode;
logger.debug({ transactionId }, 'Validation code: %s', validationCode);
return validationCode;
};
/**
@ -189,15 +191,15 @@ export const getTransactionValidationCode = async (
* endpoint
*/
export const getBlockHeight = async (
qscc: Contract
qscc: Contract
): Promise<number | Long> => {
const data = await qscc.evaluateTransaction(
'GetChainInfo',
config.channelName
);
const info = protos.common.BlockchainInfo.decode(data);
const blockHeight = info.height;
const data = await qscc.evaluateTransaction(
'GetChainInfo',
config.channelName
);
const info = protos.common.BlockchainInfo.decode(data);
const blockHeight = info.height;
logger.debug('Current block height: %d', blockHeight);
return blockHeight;
logger.debug('Current block height: %d', blockHeight);
return blockHeight;
};

52
asset-transfer-basic/rest-api-typescript/src/health.router.ts
View file

@ -20,36 +20,38 @@ export const healthRouter = express.Router();
*/
healthRouter.get('/ready', (_req, res: Response) =>
res.status(OK).json({
status: getReasonPhrase(OK),
timestamp: new Date().toISOString(),
})
res.status(OK).json({
status: getReasonPhrase(OK),
timestamp: new Date().toISOString(),
})
);
healthRouter.get('/live', async (req: Request, res: Response) => {
logger.debug(req.body, 'Liveness request received');
logger.debug(req.body, 'Liveness request received');
try {
const submitQueue = req.app.locals.jobq as Queue;
const qsccOrg1 = req.app.locals[config.mspIdOrg1]?.qsccContract as Contract;
const qsccOrg2 = req.app.locals[config.mspIdOrg2]?.qsccContract as Contract;
try {
const submitQueue = req.app.locals.jobq as Queue;
const qsccOrg1 = req.app.locals[config.mspIdOrg1]
?.qsccContract as Contract;
const qsccOrg2 = req.app.locals[config.mspIdOrg2]
?.qsccContract as Contract;
await Promise.all([
getBlockHeight(qsccOrg1),
getBlockHeight(qsccOrg2),
getJobCounts(submitQueue),
]);
} catch (err) {
logger.error({ err }, 'Error processing liveness request');
await Promise.all([
getBlockHeight(qsccOrg1),
getBlockHeight(qsccOrg2),
getJobCounts(submitQueue),
]);
} catch (err) {
logger.error({ err }, 'Error processing liveness request');
return res.status(SERVICE_UNAVAILABLE).json({
status: getReasonPhrase(SERVICE_UNAVAILABLE),
timestamp: new Date().toISOString(),
return res.status(SERVICE_UNAVAILABLE).json({
status: getReasonPhrase(SERVICE_UNAVAILABLE),
timestamp: new Date().toISOString(),
});
}
return res.status(OK).json({
status: getReasonPhrase(OK),
timestamp: new Date().toISOString(),
});
}
return res.status(OK).json({
status: getReasonPhrase(OK),
timestamp: new Date().toISOString(),
});
});

122
asset-transfer-basic/rest-api-typescript/src/index.ts
View file

@ -8,15 +8,15 @@
import * as config from './config';
import {
createGateway,
createWallet,
getContracts,
getNetwork,
createGateway,
createWallet,
getContracts,
getNetwork,
} from './fabric';
import {
initJobQueue,
initJobQueueScheduler,
initJobQueueWorker,
initJobQueue,
initJobQueueScheduler,
initJobQueueWorker,
} from './jobs';
import { logger } from './logger';
import { createServer } from './server';
@ -28,70 +28,70 @@ let jobQueueWorker: Worker | undefined;
let jobQueueScheduler: QueueScheduler | undefined;
async function main() {
logger.info('Checking Redis config');
if (!(await isMaxmemoryPolicyNoeviction())) {
throw new Error(
'Invalid redis configuration: redis instance must have the setting maxmemory-policy=noeviction'
logger.info('Checking Redis config');
if (!(await isMaxmemoryPolicyNoeviction())) {
throw new Error(
'Invalid redis configuration: redis instance must have the setting maxmemory-policy=noeviction'
);
}
logger.info('Creating REST server');
const app = await createServer();
logger.info('Connecting to Fabric network with org1 mspid');
const wallet = await createWallet();
const gatewayOrg1 = await createGateway(
config.connectionProfileOrg1,
config.mspIdOrg1,
wallet
);
}
const networkOrg1 = await getNetwork(gatewayOrg1);
const contractsOrg1 = await getContracts(networkOrg1);
logger.info('Creating REST server');
const app = await createServer();
app.locals[config.mspIdOrg1] = contractsOrg1;
logger.info('Connecting to Fabric network with org1 mspid');
const wallet = await createWallet();
logger.info('Connecting to Fabric network with org2 mspid');
const gatewayOrg2 = await createGateway(
config.connectionProfileOrg2,
config.mspIdOrg2,
wallet
);
const networkOrg2 = await getNetwork(gatewayOrg2);
const contractsOrg2 = await getContracts(networkOrg2);
const gatewayOrg1 = await createGateway(
config.connectionProfileOrg1,
config.mspIdOrg1,
wallet
);
const networkOrg1 = await getNetwork(gatewayOrg1);
const contractsOrg1 = await getContracts(networkOrg1);
app.locals[config.mspIdOrg2] = contractsOrg2;
app.locals[config.mspIdOrg1] = contractsOrg1;
logger.info('Initialising submit job queue');
jobQueue = initJobQueue();
jobQueueWorker = initJobQueueWorker(app);
if (config.submitJobQueueScheduler === true) {
logger.info('Initialising submit job queue scheduler');
jobQueueScheduler = initJobQueueScheduler();
}
app.locals.jobq = jobQueue;
logger.info('Connecting to Fabric network with org2 mspid');
const gatewayOrg2 = await createGateway(
config.connectionProfileOrg2,
config.mspIdOrg2,
wallet
);
const networkOrg2 = await getNetwork(gatewayOrg2);
const contractsOrg2 = await getContracts(networkOrg2);
app.locals[config.mspIdOrg2] = contractsOrg2;
logger.info('Initialising submit job queue');
jobQueue = initJobQueue();
jobQueueWorker = initJobQueueWorker(app);
if (config.submitJobQueueScheduler === true) {
logger.info('Initialising submit job queue scheduler');
jobQueueScheduler = initJobQueueScheduler();
}
app.locals.jobq = jobQueue;
logger.info('Starting REST server');
app.listen(config.port, () => {
logger.info('REST server started on port: %d', config.port);
});
logger.info('Starting REST server');
app.listen(config.port, () => {
logger.info('REST server started on port: %d', config.port);
});
}
main().catch(async (err) => {
logger.error({ err }, 'Unxepected error');
logger.error({ err }, 'Unxepected error');
if (jobQueueScheduler != undefined) {
logger.debug('Closing job queue scheduler');
await jobQueueScheduler.close();
}
if (jobQueueScheduler != undefined) {
logger.debug('Closing job queue scheduler');
await jobQueueScheduler.close();
}
if (jobQueueWorker != undefined) {
logger.debug('Closing job queue worker');
await jobQueueWorker.close();
}
if (jobQueueWorker != undefined) {
logger.debug('Closing job queue worker');
await jobQueueWorker.close();
}
if (jobQueue != undefined) {
logger.debug('Closing job queue');
await jobQueue.close();
}
if (jobQueue != undefined) {
logger.debug('Closing job queue');
await jobQueue.close();
}
});

42
asset-transfer-basic/rest-api-typescript/src/jobs.router.ts
View file

@ -13,28 +13,32 @@ const { INTERNAL_SERVER_ERROR, NOT_FOUND, OK } = StatusCodes;
export const jobsRouter = express.Router();
jobsRouter.get('/:jobId', async (req: Request, res: Response) => {
const jobId = req.params.jobId;
logger.debug('Read request received for job ID %s', jobId);
const jobId = req.params.jobId;
logger.debug('Read request received for job ID %s', jobId);
try {
const submitQueue = req.app.locals.jobq as Queue;
try {
const submitQueue = req.app.locals.jobq as Queue;
const jobSummary = await getJobSummary(submitQueue, jobId);
const jobSummary = await getJobSummary(submitQueue, jobId);
return res.status(OK).json(jobSummary);
} catch (err) {
logger.error({ err }, 'Error processing read request for job ID %s', jobId);
return res.status(OK).json(jobSummary);
} catch (err) {
logger.error(
{ err },
'Error processing read request for job ID %s',
jobId
);
if (err instanceof JobNotFoundError) {
return res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
});
if (err instanceof JobNotFoundError) {
return res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
});
}
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
});

618
asset-transfer-basic/rest-api-typescript/src/jobs.spec.ts
View file

@ -4,346 +4,348 @@
import { Job, Queue } from 'bullmq';
import {
addSubmitTransactionJob,
getJobCounts,
getJobSummary,
processSubmitTransactionJob,
JobNotFoundError,
updateJobData,
addSubmitTransactionJob,
getJobCounts,
getJobSummary,
processSubmitTransactionJob,
JobNotFoundError,
updateJobData,
} from './jobs';
import { Contract, Transaction } from 'fabric-network';
import { mock, MockProxy } from 'jest-mock-extended';
import { Application } from 'express';
describe('addSubmitTransactionJob', () => {
let mockJob: MockProxy<Job>;
let mockQueue: MockProxy<Queue>;
let mockJob: MockProxy<Job>;
let mockQueue: MockProxy<Queue>;
beforeEach(() => {
mockJob = mock<Job>();
mockQueue = mock<Queue>();
mockQueue.add.mockResolvedValue(mockJob);
});
beforeEach(() => {
mockJob = mock<Job>();
mockQueue = mock<Queue>();
mockQueue.add.mockResolvedValue(mockJob);
});
it('returns the new job ID', async () => {
mockJob.id = 'mockJobId';
it('returns the new job ID', async () => {
mockJob.id = 'mockJobId';
const jobid = await addSubmitTransactionJob(
mockQueue,
'mockMspId',
'txn',
'arg1',
'arg2'
);
const jobid = await addSubmitTransactionJob(
mockQueue,
'mockMspId',
'txn',
'arg1',
'arg2'
);
expect(jobid).toBe('mockJobId');
});
expect(jobid).toBe('mockJobId');
});
it('throws an error if there is no job ID', async () => {
mockJob.id = undefined;
it('throws an error if there is no job ID', async () => {
mockJob.id = undefined;
await expect(async () => {
await addSubmitTransactionJob(
mockQueue,
'mockMspId',
'txn',
'arg1',
'arg2'
);
}).rejects.toThrowError('Submit transaction job ID not available');
});
await expect(async () => {
await addSubmitTransactionJob(
mockQueue,
'mockMspId',
'txn',
'arg1',
'arg2'
);
}).rejects.toThrowError('Submit transaction job ID not available');
});
});
describe('getJobSummary', () => {
let mockQueue: MockProxy<Queue>;
let mockJob: MockProxy<Job>;
beforeEach(() => {
mockQueue = mock<Queue>();
mockJob = mock<Job>();
});
it('throws a JobNotFoundError if the Job is undefined', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(undefined);
await expect(async () => {
await getJobSummary(mockQueue, '1');
}).rejects.toThrow(JobNotFoundError);
});
it('gets a job summary with transaction payload data', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.data = {
transactionIds: ['txn1'],
};
mockJob.returnvalue = {
transactionPayload: Buffer.from('MOCK PAYLOAD'),
};
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: ['txn1'],
transactionError: undefined,
transactionPayload: 'MOCK PAYLOAD',
});
});
it('gets a job summary with empty transaction payload data', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.data = {
transactionIds: ['txn1'],
};
mockJob.returnvalue = {
transactionPayload: Buffer.from(''),
};
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: ['txn1'],
transactionError: undefined,
transactionPayload: '',
});
});
it('gets a job summary with a transaction error', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.data = {
transactionIds: ['txn1'],
};
mockJob.returnvalue = {
transactionError: 'MOCK ERROR',
};
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: ['txn1'],
transactionError: 'MOCK ERROR',
transactionPayload: '',
});
});
it('gets a job summary when there is no return value', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.returnvalue = undefined;
mockJob.data = {
transactionIds: ['txn1'],
};
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: ['txn1'],
transactionError: undefined,
transactionPayload: undefined,
});
});
it('gets a job summary when there is no job data', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.data = undefined;
mockJob.returnvalue = {
transactionPayload: Buffer.from('MOCK PAYLOAD'),
};
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: [],
transactionError: undefined,
transactionPayload: 'MOCK PAYLOAD',
});
});
});
describe('updateJobData', () => {
let mockJob: MockProxy<Job>;
beforeEach(() => {
mockJob = mock<Job>();
mockJob.data = {
transactionIds: ['txn1'],
};
});
it('stores the serialized state in the job data if a transaction is specified', async () => {
const mockSavedState = Buffer.from('MOCK SAVED STATE');
const mockTransaction = mock<Transaction>();
mockTransaction.getTransactionId.mockReturnValue('txn2');
mockTransaction.serialize.mockReturnValue(mockSavedState);
await updateJobData(mockJob, mockTransaction);
expect(mockJob.update).toBeCalledTimes(1);
expect(mockJob.update).toBeCalledWith({
transactionIds: ['txn1', 'txn2'],
transactionState: mockSavedState,
});
});
it('removes the serialized state from the job data if a transaction is not specified', async () => {
await updateJobData(mockJob, undefined);
expect(mockJob.update).toBeCalledTimes(1);
expect(mockJob.update).toBeCalledWith({
transactionIds: ['txn1'],
transactionState: undefined,
});
});
});
describe('getJobCounts', () => {
it('gets job counts from the specified queue', async () => {
const mockQueue = mock<Queue>();
mockQueue.getJobCounts
.calledWith('active', 'completed', 'delayed', 'failed', 'waiting')
.mockResolvedValue({
active: 1,
completed: 2,
delayed: 3,
failed: 4,
waiting: 5,
});
expect(await getJobCounts(mockQueue)).toStrictEqual({
active: 1,
completed: 2,
delayed: 3,
failed: 4,
waiting: 5,
});
});
describe('processSubmitTransactionJob', () => {
const mockContracts = new Map<string, Contract>();
const mockPayload = Buffer.from('MOCK PAYLOAD');
const mockSavedState = Buffer.from('MOCK SAVED STATE');
let mockTransaction: MockProxy<Transaction>;
let mockContract: MockProxy<Contract>;
let mockApplication: MockProxy<Application>;
let mockQueue: MockProxy<Queue>;
let mockJob: MockProxy<Job>;
beforeEach(() => {
mockTransaction = mock<Transaction>();
mockTransaction.getTransactionId.mockReturnValue('mockTransactionId');
mockContract = mock<Contract>();
mockContract.createTransaction
.calledWith('txn')
.mockReturnValue(mockTransaction);
mockContract.deserializeTransaction
.calledWith(mockSavedState)
.mockReturnValue(mockTransaction);
mockContracts.set('mockMspid', mockContract);
mockApplication = mock<Application>();
mockApplication.locals.mockMspid = { assetContract: mockContract };
mockJob = mock<Job>();
mockQueue = mock<Queue>();
mockJob = mock<Job>();
});
it('gets job result with no error or payload if no contract is available for the required mspid', async () => {
mockJob.data = {
mspid: 'missingMspid',
};
it('throws a JobNotFoundError if the Job is undefined', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(undefined);
const jobResult = await processSubmitTransactionJob(
mockApplication,
mockJob
);
expect(jobResult).toStrictEqual({
transactionError: undefined,
transactionPayload: undefined,
});
await expect(async () => {
await getJobSummary(mockQueue, '1');
}).rejects.toThrow(JobNotFoundError);
});
it('gets a job result containing a payload if the transaction was successful first time', async () => {
mockJob.data = {
mspid: 'mockMspid',
transactionName: 'txn',
transactionArgs: ['arg1', 'arg2'],
};
mockTransaction.submit
.calledWith('arg1', 'arg2')
.mockResolvedValue(mockPayload);
it('gets a job summary with transaction payload data', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.data = {
transactionIds: ['txn1'],
};
mockJob.returnvalue = {
transactionPayload: Buffer.from('MOCK PAYLOAD'),
};
const jobResult = await processSubmitTransactionJob(
mockApplication,
mockJob
);
expect(jobResult).toStrictEqual({
transactionError: undefined,
transactionPayload: Buffer.from('MOCK PAYLOAD'),
});
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: ['txn1'],
transactionError: undefined,
transactionPayload: 'MOCK PAYLOAD',
});
});
it('gets a job result containing a payload if the transaction was successfully rerun using saved transaction state', async () => {
mockJob.data = {
mspid: 'mockMspid',
transactionName: 'txn',
transactionArgs: ['arg1', 'arg2'],
transactionState: mockSavedState,
};
mockTransaction.submit
.calledWith('arg1', 'arg2')
.mockResolvedValue(mockPayload);
it('gets a job summary with empty transaction payload data', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.data = {
transactionIds: ['txn1'],
};
mockJob.returnvalue = {
transactionPayload: Buffer.from(''),
};
const jobResult = await processSubmitTransactionJob(
mockApplication,
mockJob
);
expect(jobResult).toStrictEqual({
transactionError: undefined,
transactionPayload: Buffer.from('MOCK PAYLOAD'),
});
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: ['txn1'],
transactionError: undefined,
transactionPayload: '',
});
});
it('gets a job result containing an error message if the transaction fails but cannot be retried', async () => {
mockJob.data = {
mspid: 'mockMspid',
transactionName: 'txn',
transactionArgs: ['arg1', 'arg2'],
transactionState: mockSavedState,
};
mockTransaction.submit
.calledWith('arg1', 'arg2')
.mockRejectedValue(
new Error(
'Failed to get transaction with id txn, error Entry not found in index'
)
);
it('gets a job summary with a transaction error', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.data = {
transactionIds: ['txn1'],
};
mockJob.returnvalue = {
transactionError: 'MOCK ERROR',
};
const jobResult = await processSubmitTransactionJob(
mockApplication,
mockJob
);
expect(jobResult).toStrictEqual({
transactionError:
'TransactionNotFoundError: Failed to get transaction with id txn, error Entry not found in index',
transactionPayload: undefined,
});
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: ['txn1'],
transactionError: 'MOCK ERROR',
transactionPayload: '',
});
});
it('throws an error if the transaction fails but can be retried', async () => {
mockJob.data = {
mspid: 'mockMspid',
transactionName: 'txn',
transactionArgs: ['arg1', 'arg2'],
transactionState: mockSavedState,
};
mockTransaction.submit
.calledWith('arg1', 'arg2')
.mockRejectedValue(new Error('MOCK ERROR'));
it('gets a job summary when there is no return value', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.returnvalue = undefined;
mockJob.data = {
transactionIds: ['txn1'],
};
await expect(async () => {
await processSubmitTransactionJob(mockApplication, mockJob);
}).rejects.toThrow('MOCK ERROR');
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: ['txn1'],
transactionError: undefined,
transactionPayload: undefined,
});
});
it('gets a job summary when there is no job data', async () => {
mockQueue.getJob.calledWith('1').mockResolvedValue(mockJob);
mockJob.id = '1';
mockJob.data = undefined;
mockJob.returnvalue = {
transactionPayload: Buffer.from('MOCK PAYLOAD'),
};
expect(await getJobSummary(mockQueue, '1')).toStrictEqual({
jobId: '1',
transactionIds: [],
transactionError: undefined,
transactionPayload: 'MOCK PAYLOAD',
});
});
});
describe('updateJobData', () => {
let mockJob: MockProxy<Job>;
beforeEach(() => {
mockJob = mock<Job>();
mockJob.data = {
transactionIds: ['txn1'],
};
});
it('stores the serialized state in the job data if a transaction is specified', async () => {
const mockSavedState = Buffer.from('MOCK SAVED STATE');
const mockTransaction = mock<Transaction>();
mockTransaction.getTransactionId.mockReturnValue('txn2');
mockTransaction.serialize.mockReturnValue(mockSavedState);
await updateJobData(mockJob, mockTransaction);
expect(mockJob.update).toBeCalledTimes(1);
expect(mockJob.update).toBeCalledWith({
transactionIds: ['txn1', 'txn2'],
transactionState: mockSavedState,
});
});
it('removes the serialized state from the job data if a transaction is not specified', async () => {
await updateJobData(mockJob, undefined);
expect(mockJob.update).toBeCalledTimes(1);
expect(mockJob.update).toBeCalledWith({
transactionIds: ['txn1'],
transactionState: undefined,
});
});
});
describe('getJobCounts', () => {
it('gets job counts from the specified queue', async () => {
const mockQueue = mock<Queue>();
mockQueue.getJobCounts
.calledWith('active', 'completed', 'delayed', 'failed', 'waiting')
.mockResolvedValue({
active: 1,
completed: 2,
delayed: 3,
failed: 4,
waiting: 5,
});
expect(await getJobCounts(mockQueue)).toStrictEqual({
active: 1,
completed: 2,
delayed: 3,
failed: 4,
waiting: 5,
});
});
describe('processSubmitTransactionJob', () => {
const mockContracts = new Map<string, Contract>();
const mockPayload = Buffer.from('MOCK PAYLOAD');
const mockSavedState = Buffer.from('MOCK SAVED STATE');
let mockTransaction: MockProxy<Transaction>;
let mockContract: MockProxy<Contract>;
let mockApplication: MockProxy<Application>;
let mockJob: MockProxy<Job>;
beforeEach(() => {
mockTransaction = mock<Transaction>();
mockTransaction.getTransactionId.mockReturnValue(
'mockTransactionId'
);
mockContract = mock<Contract>();
mockContract.createTransaction
.calledWith('txn')
.mockReturnValue(mockTransaction);
mockContract.deserializeTransaction
.calledWith(mockSavedState)
.mockReturnValue(mockTransaction);
mockContracts.set('mockMspid', mockContract);
mockApplication = mock<Application>();
mockApplication.locals.mockMspid = { assetContract: mockContract };
mockJob = mock<Job>();
});
it('gets job result with no error or payload if no contract is available for the required mspid', async () => {
mockJob.data = {
mspid: 'missingMspid',
};
const jobResult = await processSubmitTransactionJob(
mockApplication,
mockJob
);
expect(jobResult).toStrictEqual({
transactionError: undefined,
transactionPayload: undefined,
});
});
it('gets a job result containing a payload if the transaction was successful first time', async () => {
mockJob.data = {
mspid: 'mockMspid',
transactionName: 'txn',
transactionArgs: ['arg1', 'arg2'],
};
mockTransaction.submit
.calledWith('arg1', 'arg2')
.mockResolvedValue(mockPayload);
const jobResult = await processSubmitTransactionJob(
mockApplication,
mockJob
);
expect(jobResult).toStrictEqual({
transactionError: undefined,
transactionPayload: Buffer.from('MOCK PAYLOAD'),
});
});
it('gets a job result containing a payload if the transaction was successfully rerun using saved transaction state', async () => {
mockJob.data = {
mspid: 'mockMspid',
transactionName: 'txn',
transactionArgs: ['arg1', 'arg2'],
transactionState: mockSavedState,
};
mockTransaction.submit
.calledWith('arg1', 'arg2')
.mockResolvedValue(mockPayload);
const jobResult = await processSubmitTransactionJob(
mockApplication,
mockJob
);
expect(jobResult).toStrictEqual({
transactionError: undefined,
transactionPayload: Buffer.from('MOCK PAYLOAD'),
});
});
it('gets a job result containing an error message if the transaction fails but cannot be retried', async () => {
mockJob.data = {
mspid: 'mockMspid',
transactionName: 'txn',
transactionArgs: ['arg1', 'arg2'],
transactionState: mockSavedState,
};
mockTransaction.submit
.calledWith('arg1', 'arg2')
.mockRejectedValue(
new Error(
'Failed to get transaction with id txn, error Entry not found in index'
)
);
const jobResult = await processSubmitTransactionJob(
mockApplication,
mockJob
);
expect(jobResult).toStrictEqual({
transactionError:
'TransactionNotFoundError: Failed to get transaction with id txn, error Entry not found in index',
transactionPayload: undefined,
});
});
it('throws an error if the transaction fails but can be retried', async () => {
mockJob.data = {
mspid: 'mockMspid',
transactionName: 'txn',
transactionArgs: ['arg1', 'arg2'],
transactionState: mockSavedState,
};
mockTransaction.submit
.calledWith('arg1', 'arg2')
.mockRejectedValue(new Error('MOCK ERROR'));
await expect(async () => {
await processSubmitTransactionJob(mockApplication, mockJob);
}).rejects.toThrow('MOCK ERROR');
});
});
});
});

454
asset-transfer-basic/rest-api-typescript/src/jobs.ts
View file

@ -14,62 +14,62 @@ import { submitTransaction } from './fabric';
import { logger } from './logger';
export type JobData = {
mspid: string;
transactionName: string;
transactionArgs: string[];
transactionState?: Buffer;
transactionIds: string[];
mspid: string;
transactionName: string;
transactionArgs: string[];
transactionState?: Buffer;
transactionIds: string[];
};
export type JobResult = {
transactionPayload?: Buffer;
transactionError?: string;
transactionPayload?: Buffer;
transactionError?: string;
};
export type JobSummary = {
jobId: string;
transactionIds: string[];
transactionPayload?: string;
transactionError?: string;
jobId: string;
transactionIds: string[];
transactionPayload?: string;
transactionError?: string;
};
export class JobNotFoundError extends Error {
jobId: string;
jobId: string;
constructor(message: string, jobId: string) {
super(message);
Object.setPrototypeOf(this, JobNotFoundError.prototype);
constructor(message: string, jobId: string) {
super(message);
Object.setPrototypeOf(this, JobNotFoundError.prototype);
this.name = 'JobNotFoundError';
this.jobId = jobId;
}
this.name = 'JobNotFoundError';
this.jobId = jobId;
}
}
const connection: ConnectionOptions = {
port: config.redisPort,
host: config.redisHost,
username: config.redisUsername,
password: config.redisPassword,
port: config.redisPort,
host: config.redisHost,
username: config.redisUsername,
password: config.redisPassword,
};
/**
* Set up the queue for submit jobs
*/
export const initJobQueue = (): Queue => {
const submitQueue = new Queue(config.JOB_QUEUE_NAME, {
connection,
defaultJobOptions: {
attempts: config.submitJobAttempts,
backoff: {
type: config.submitJobBackoffType,
delay: config.submitJobBackoffDelay,
},
removeOnComplete: config.maxCompletedSubmitJobs,
removeOnFail: config.maxFailedSubmitJobs,
},
});
const submitQueue = new Queue(config.JOB_QUEUE_NAME, {
connection,
defaultJobOptions: {
attempts: config.submitJobAttempts,
backoff: {
type: config.submitJobBackoffType,
delay: config.submitJobBackoffDelay,
},
removeOnComplete: config.maxCompletedSubmitJobs,
removeOnFail: config.maxFailedSubmitJobs,
},
});
return submitQueue;
return submitQueue;
};
/**
@ -77,31 +77,31 @@ export const initJobQueue = (): Queue => {
* processSubmitTransactionJob function below
*/
export const initJobQueueWorker = (app: Application): Worker => {
const worker = new Worker<JobData, JobResult>(
config.JOB_QUEUE_NAME,
async (job): Promise<JobResult> => {
return await processSubmitTransactionJob(app, job);
},
{ connection, concurrency: config.submitJobConcurrency }
);
const worker = new Worker<JobData, JobResult>(
config.JOB_QUEUE_NAME,
async (job): Promise<JobResult> => {
return await processSubmitTransactionJob(app, job);
},
{ connection, concurrency: config.submitJobConcurrency }
);
worker.on('failed', (job) => {
logger.warn({ job }, 'Job failed');
});
// Important: need to handle this error otherwise worker may stop
// processing jobs
worker.on('error', (err) => {
logger.error({ err }, 'Worker error');
});
if (logger.isLevelEnabled('debug')) {
worker.on('completed', (job) => {
logger.debug({ job }, 'Job completed');
worker.on('failed', (job) => {
logger.warn({ job }, 'Job failed');
});
}
return worker;
// Important: need to handle this error otherwise worker may stop
// processing jobs
worker.on('error', (err) => {
logger.error({ err }, 'Worker error');
});
if (logger.isLevelEnabled('debug')) {
worker.on('completed', (job) => {
logger.debug({ job }, 'Job completed');
});
}
return worker;
};
/**
@ -110,103 +110,103 @@ export const initJobQueueWorker = (app: Application): Worker => {
* The job will be retried if this function throws an error
*/
export const processSubmitTransactionJob = async (
app: Application,
job: Job<JobData, JobResult>
app: Application,
job: Job<JobData, JobResult>
): Promise<JobResult> => {
logger.debug({ jobId: job.id, jobName: job.name }, 'Processing job');
logger.debug({ jobId: job.id, jobName: job.name }, 'Processing job');
const contract = app.locals[job.data.mspid]?.assetContract as Contract;
if (contract === undefined) {
logger.error(
{ jobId: job.id, jobName: job.name },
'Contract not found for MSP ID %s',
job.data.mspid
);
const contract = app.locals[job.data.mspid]?.assetContract as Contract;
if (contract === undefined) {
logger.error(
{ jobId: job.id, jobName: job.name },
'Contract not found for MSP ID %s',
job.data.mspid
);
// Retrying will never work without a contract, so give up with an
// empty job result
return {
transactionError: undefined,
transactionPayload: undefined,
};
}
const args = job.data.transactionArgs;
let transaction: Transaction;
if (job.data.transactionState) {
const savedState = job.data.transactionState;
logger.debug(
{
jobId: job.id,
jobName: job.name,
savedState,
},
'Reusing previously saved transaction state'
);
transaction = contract.deserializeTransaction(savedState);
} else {
logger.debug(
{
jobId: job.id,
jobName: job.name,
},
'Using new transaction'
);
transaction = contract.createTransaction(job.data.transactionName);
await updateJobData(job, transaction);
}
logger.debug(
{
jobId: job.id,
jobName: job.name,
transactionId: transaction.getTransactionId(),
},
'Submitting transaction'
);
try {
const payload = await submitTransaction(transaction, ...args);
return {
transactionError: undefined,
transactionPayload: payload,
};
} catch (err) {
const retryAction = getRetryAction(err);
if (retryAction === RetryAction.None) {
logger.error(
{ jobId: job.id, jobName: job.name, err },
'Fatal transaction error occurred'
);
// Not retriable so return a job result with the error details
return {
transactionError: `${err}`,
transactionPayload: undefined,
};
// Retrying will never work without a contract, so give up with an
// empty job result
return {
transactionError: undefined,
transactionPayload: undefined,
};
}
logger.warn(
{ jobId: job.id, jobName: job.name, err },
'Retryable transaction error occurred'
);
const args = job.data.transactionArgs;
let transaction: Transaction;
if (retryAction === RetryAction.WithNewTransactionId) {
logger.debug(
{ jobId: job.id, jobName: job.name },
'Clearing saved transaction state'
);
await updateJobData(job, undefined);
if (job.data.transactionState) {
const savedState = job.data.transactionState;
logger.debug(
{
jobId: job.id,
jobName: job.name,
savedState,
},
'Reusing previously saved transaction state'
);
transaction = contract.deserializeTransaction(savedState);
} else {
logger.debug(
{
jobId: job.id,
jobName: job.name,
},
'Using new transaction'
);
transaction = contract.createTransaction(job.data.transactionName);
await updateJobData(job, transaction);
}
// Rethrow the error to keep retrying
throw err;
}
logger.debug(
{
jobId: job.id,
jobName: job.name,
transactionId: transaction.getTransactionId(),
},
'Submitting transaction'
);
try {
const payload = await submitTransaction(transaction, ...args);
return {
transactionError: undefined,
transactionPayload: payload,
};
} catch (err) {
const retryAction = getRetryAction(err);
if (retryAction === RetryAction.None) {
logger.error(
{ jobId: job.id, jobName: job.name, err },
'Fatal transaction error occurred'
);
// Not retriable so return a job result with the error details
return {
transactionError: `${err}`,
transactionPayload: undefined,
};
}
logger.warn(
{ jobId: job.id, jobName: job.name, err },
'Retryable transaction error occurred'
);
if (retryAction === RetryAction.WithNewTransactionId) {
logger.debug(
{ jobId: job.id, jobName: job.name },
'Clearing saved transaction state'
);
await updateJobData(job, undefined);
}
// Rethrow the error to keep retrying
throw err;
}
};
/**
@ -215,63 +215,63 @@ export const processSubmitTransactionJob = async (
* This manages stalled and delayed jobs and is required for retries with backoff
*/
export const initJobQueueScheduler = (): QueueScheduler => {
const queueScheduler = new QueueScheduler(config.JOB_QUEUE_NAME, {
connection,
});
const queueScheduler = new QueueScheduler(config.JOB_QUEUE_NAME, {
connection,
});
queueScheduler.on('failed', (jobId, failedReason) => {
logger.error({ jobId, failedReason }, 'Queue sceduler failure');
});
queueScheduler.on('failed', (jobId, failedReason) => {
logger.error({ jobId, failedReason }, 'Queue sceduler failure');
});
return queueScheduler;
return queueScheduler;
};
/**
* Helper to add a new submit transaction job to the queue
*/
export const addSubmitTransactionJob = async (
submitQueue: Queue<JobData, JobResult>,
mspid: string,
transactionName: string,
...transactionArgs: string[]
submitQueue: Queue<JobData, JobResult>,
mspid: string,
transactionName: string,
...transactionArgs: string[]
): Promise<string> => {
const jobName = `submit ${transactionName} transaction`;
const job = await submitQueue.add(jobName, {
mspid,
transactionName,
transactionArgs: transactionArgs,
transactionIds: [],
});
const jobName = `submit ${transactionName} transaction`;
const job = await submitQueue.add(jobName, {
mspid,
transactionName,
transactionArgs: transactionArgs,
transactionIds: [],
});
if (job?.id === undefined) {
throw new Error('Submit transaction job ID not available');
}
if (job?.id === undefined) {
throw new Error('Submit transaction job ID not available');
}
return job.id;
return job.id;
};
/**
* Helper to update the data for an existing job
*/
export const updateJobData = async (
job: Job<JobData, JobResult>,
transaction: Transaction | undefined
job: Job<JobData, JobResult>,
transaction: Transaction | undefined
): Promise<void> => {
const newData = { ...job.data };
const newData = { ...job.data };
if (transaction != undefined) {
const transationIds = ([] as string[]).concat(
newData.transactionIds,
transaction.getTransactionId()
);
newData.transactionIds = transationIds;
if (transaction != undefined) {
const transationIds = ([] as string[]).concat(
newData.transactionIds,
transaction.getTransactionId()
);
newData.transactionIds = transationIds;
newData.transactionState = transaction.serialize();
} else {
newData.transactionState = undefined;
}
newData.transactionState = transaction.serialize();
} else {
newData.transactionState = undefined;
}
await job.update(newData);
await job.update(newData);
};
/**
@ -280,49 +280,49 @@ export const updateJobData = async (
* This function is used for the jobs REST endpoint
*/
export const getJobSummary = async (
queue: Queue,
jobId: string
queue: Queue,
jobId: string
): Promise<JobSummary> => {
const job: Job<JobData, JobResult> | undefined = await queue.getJob(jobId);
logger.debug({ job }, 'Got job');
const job: Job<JobData, JobResult> | undefined = await queue.getJob(jobId);
logger.debug({ job }, 'Got job');
if (!(job && job.id != undefined)) {
throw new JobNotFoundError(`Job ${jobId} not found`, jobId);
}
let transactionIds: string[];
if (job.data && job.data.transactionIds) {
transactionIds = job.data.transactionIds;
} else {
transactionIds = [];
}
let transactionError;
let transactionPayload;
const returnValue = job.returnvalue;
if (returnValue) {
if (returnValue.transactionError) {
transactionError = returnValue.transactionError;
if (!(job && job.id != undefined)) {
throw new JobNotFoundError(`Job ${jobId} not found`, jobId);
}
if (
returnValue.transactionPayload &&
returnValue.transactionPayload.length > 0
) {
transactionPayload = returnValue.transactionPayload.toString();
let transactionIds: string[];
if (job.data && job.data.transactionIds) {
transactionIds = job.data.transactionIds;
} else {
transactionPayload = '';
transactionIds = [];
}
}
const jobSummary: JobSummary = {
jobId: job.id,
transactionIds,
transactionError,
transactionPayload,
};
let transactionError;
let transactionPayload;
const returnValue = job.returnvalue;
if (returnValue) {
if (returnValue.transactionError) {
transactionError = returnValue.transactionError;
}
return jobSummary;
if (
returnValue.transactionPayload &&
returnValue.transactionPayload.length > 0
) {
transactionPayload = returnValue.transactionPayload.toString();
} else {
transactionPayload = '';
}
}
const jobSummary: JobSummary = {
jobId: job.id,
transactionIds,
transactionError,
transactionPayload,
};
return jobSummary;
};
/**
@ -331,16 +331,16 @@ export const getJobSummary = async (
* This function is used for the liveness REST endpoint
*/
export const getJobCounts = async (
queue: Queue
queue: Queue
): Promise<{ [index: string]: number }> => {
const jobCounts = await queue.getJobCounts(
'active',
'completed',
'delayed',
'failed',
'waiting'
);
logger.debug({ jobCounts }, 'Current job counts');
const jobCounts = await queue.getJobCounts(
'active',
'completed',
'delayed',
'failed',
'waiting'
);
logger.debug({ jobCounts }, 'Current job counts');
return jobCounts;
return jobCounts;
};

2
asset-transfer-basic/rest-api-typescript/src/logger.ts
View file

@ -6,5 +6,5 @@ import pino from 'pino';
import * as config from './config';
export const logger = pino({
level: config.logLevel,
level: config.logLevel,
});

39
asset-transfer-basic/rest-api-typescript/src/redis.spec.ts
View file

@ -6,29 +6,32 @@ import { isMaxmemoryPolicyNoeviction } from './redis';
const mockRedisConfig = jest.fn();
jest.mock('ioredis', () => {
return jest.fn().mockImplementation(() => {
return {
config: mockRedisConfig,
disconnect: jest.fn(),
};
});
return jest.fn().mockImplementation(() => {
return {
config: mockRedisConfig,
disconnect: jest.fn(),
};
});
});
jest.mock('./config');
describe('Redis', () => {
beforeEach(() => {
mockRedisConfig.mockClear();
});
describe('isMaxmemoryPolicyNoeviction', () => {
it('returns true when the maxmemory-policy is noeviction', async () => {
mockRedisConfig.mockReturnValue(['maxmemory-policy', 'noeviction']);
expect(await isMaxmemoryPolicyNoeviction()).toBe(true);
beforeEach(() => {
mockRedisConfig.mockClear();
});
it('returns false when the maxmemory-policy is not noeviction', async () => {
mockRedisConfig.mockReturnValue(['maxmemory-policy', 'allkeys-lru']);
expect(await isMaxmemoryPolicyNoeviction()).toBe(false);
describe('isMaxmemoryPolicyNoeviction', () => {
it('returns true when the maxmemory-policy is noeviction', async () => {
mockRedisConfig.mockReturnValue(['maxmemory-policy', 'noeviction']);
expect(await isMaxmemoryPolicyNoeviction()).toBe(true);
});
it('returns false when the maxmemory-policy is not noeviction', async () => {
mockRedisConfig.mockReturnValue([
'maxmemory-policy',
'allkeys-lru',
]);
expect(await isMaxmemoryPolicyNoeviction()).toBe(false);
});
});
});
});

52
asset-transfer-basic/rest-api-typescript/src/redis.ts
View file

@ -16,36 +16,36 @@ import { logger } from './logger';
* For details, see: https://docs.bullmq.io/guide/connections
*/
export const isMaxmemoryPolicyNoeviction = async (): Promise<boolean> => {
let redis: Redis | undefined;
let redis: Redis | undefined;
const redisOptions: RedisOptions = {
port: config.redisPort,
host: config.redisHost,
username: config.redisUsername,
password: config.redisPassword,
};
const redisOptions: RedisOptions = {
port: config.redisPort,
host: config.redisHost,
username: config.redisUsername,
password: config.redisPassword,
};
try {
redis = new IORedis(redisOptions);
try {
redis = new IORedis(redisOptions);
const maxmemoryPolicyConfig = await (redis as Redis).config(
'GET',
'maxmemory-policy'
);
logger.debug({ maxmemoryPolicyConfig }, 'Got maxmemory-policy config');
const maxmemoryPolicyConfig = await (redis as Redis).config(
'GET',
'maxmemory-policy'
);
logger.debug({ maxmemoryPolicyConfig }, 'Got maxmemory-policy config');
if (
maxmemoryPolicyConfig.length == 2 &&
'maxmemory-policy' === maxmemoryPolicyConfig[0] &&
'noeviction' === maxmemoryPolicyConfig[1]
) {
return true;
if (
maxmemoryPolicyConfig.length == 2 &&
'maxmemory-policy' === maxmemoryPolicyConfig[0] &&
'noeviction' === maxmemoryPolicyConfig[1]
) {
return true;
}
} finally {
if (redis != undefined) {
redis.disconnect();
}
}
} finally {
if (redis != undefined) {
redis.disconnect();
}
}
return false;
return false;
};

104
asset-transfer-basic/rest-api-typescript/src/server.ts
View file

@ -18,70 +18,70 @@ import cors from 'cors';
const { BAD_REQUEST, INTERNAL_SERVER_ERROR, NOT_FOUND } = StatusCodes;
export const createServer = async (): Promise<Application> => {
const app = express();
const app = express();
app.use(
pinoMiddleware({
logger,
customLogLevel: function customLogLevel(res, err) {
if (
res.statusCode >= BAD_REQUEST &&
res.statusCode < INTERNAL_SERVER_ERROR
) {
return 'warn';
}
app.use(
pinoMiddleware({
logger,
customLogLevel: function customLogLevel(res, err) {
if (
res.statusCode >= BAD_REQUEST &&
res.statusCode < INTERNAL_SERVER_ERROR
) {
return 'warn';
}
if (res.statusCode >= INTERNAL_SERVER_ERROR || err) {
return 'error';
}
if (res.statusCode >= INTERNAL_SERVER_ERROR || err) {
return 'error';
}
return 'debug';
},
})
);
return 'debug';
},
})
);
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
// define passport startegy
passport.use(fabricAPIKeyStrategy);
// define passport startegy
passport.use(fabricAPIKeyStrategy);
// initialize passport js
app.use(passport.initialize());
// initialize passport js
app.use(passport.initialize());
if (process.env.NODE_ENV === 'development') {
app.use(cors());
}
if (process.env.NODE_ENV === 'development') {
app.use(cors());
}
if (process.env.NODE_ENV === 'test') {
// TBC
}
if (process.env.NODE_ENV === 'test') {
// TBC
}
if (process.env.NODE_ENV === 'production') {
app.use(helmet());
}
if (process.env.NODE_ENV === 'production') {
app.use(helmet());
}
app.use('/', healthRouter);
app.use('/api/assets', authenticateApiKey, assetsRouter);
app.use('/api/jobs', authenticateApiKey, jobsRouter);
app.use('/api/transactions', authenticateApiKey, transactionsRouter);
app.use('/', healthRouter);
app.use('/api/assets', authenticateApiKey, assetsRouter);
app.use('/api/jobs', authenticateApiKey, jobsRouter);
app.use('/api/transactions', authenticateApiKey, transactionsRouter);
// For everything else
app.use((_req, res) =>
res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
})
);
// For everything else
app.use((_req, res) =>
res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
})
);
// Print API errors
app.use((err: Error, _req: Request, res: Response, _next: NextFunction) => {
logger.error(err);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
// Print API errors
app.use((err: Error, _req: Request, res: Response, _next: NextFunction) => {
logger.error(err);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
});
});
return app;
return app;
};

74
asset-transfer-basic/rest-api-typescript/src/transactions.router.ts
View file

@ -14,42 +14,46 @@ const { INTERNAL_SERVER_ERROR, NOT_FOUND, OK } = StatusCodes;
export const transactionsRouter = express.Router();
transactionsRouter.get(
'/:transactionId',
async (req: Request, res: Response) => {
const mspId = req.user as string;
const transactionId = req.params.transactionId;
logger.debug('Read request received for transaction ID %s', transactionId);
try {
const qsccContract = req.app.locals[mspId]?.qsccContract as Contract;
const validationCode = await getTransactionValidationCode(
qsccContract,
transactionId
);
return res.status(OK).json({
transactionId,
validationCode,
});
} catch (err) {
if (err instanceof TransactionNotFoundError) {
return res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
});
} else {
logger.error(
{ err },
'Error processing read request for transaction ID %s',
transactionId
'/:transactionId',
async (req: Request, res: Response) => {
const mspId = req.user as string;
const transactionId = req.params.transactionId;
logger.debug(
'Read request received for transaction ID %s',
transactionId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
try {
const qsccContract = req.app.locals[mspId]
?.qsccContract as Contract;
const validationCode = await getTransactionValidationCode(
qsccContract,
transactionId
);
return res.status(OK).json({
transactionId,
validationCode,
});
} catch (err) {
if (err instanceof TransactionNotFoundError) {
return res.status(NOT_FOUND).json({
status: getReasonPhrase(NOT_FOUND),
timestamp: new Date().toISOString(),
});
} else {
logger.error(
{ err },
'Error processing read request for transaction ID %s',
transactionId
);
return res.status(INTERNAL_SERVER_ERROR).json({
status: getReasonPhrase(INTERNAL_SERVER_ERROR),
timestamp: new Date().toISOString(),
});
}
}
}
}
);

46
asset-transfer-events/application-gateway-typescript/.eslintrc.json
View file

@ -1,46 +0,0 @@
{
"env": {
"node": true,
"es2020": true
},
"root": true,
"ignorePatterns": [
"dist/"
],
"extends": [
"eslint:recommended"
],
"rules": {
"indent": [
"error",
4
],
"quotes": [
"error",
"single"
]
},
"overrides": [
{
"files": [
"**/*.ts"
],
"parser": "@typescript-eslint/parser",
"parserOptions": {
"sourceType": "module",
"ecmaFeatures": {
"impliedStrict": true
},
"project": "./tsconfig.json"
},
"plugins": [
"@typescript-eslint"
],
"extends": [
"eslint:recommended",
"plugin:@typescript-eslint/recommended",
"plugin:@typescript-eslint/recommended-requiring-type-checking"
]
}
]
}

13
asset-transfer-events/application-gateway-typescript/eslint.config.mjs Normal file
View file

@ -0,0 +1,13 @@
import js from '@eslint/js';
import tseslint from 'typescript-eslint';
export default tseslint.config(js.configs.recommended, ...tseslint.configs.strictTypeChecked, {
languageOptions: {
ecmaVersion: 2023,
sourceType: 'module',
parserOptions: {
project: 'tsconfig.json',
tsconfigRootDir: import.meta.dirname,
},
},
});

14
asset-transfer-events/application-gateway-typescript/package.json
View file

@ -10,7 +10,7 @@
"scripts": {
"build": "tsc",
"build:watch": "tsc -w",
"lint": "eslint . --ext .ts",
"lint": "eslint src",
"prepare": "npm run build",
"pretest": "npm run lint",
"start": "node dist/app.js"
@ -19,15 +19,15 @@
"author": "Hyperledger",
"license": "Apache-2.0",
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0"
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5"
},
"devDependencies": {
"@eslint/js": "^9.3.0",
"@tsconfig/node18": "^18.2.2",
"@types/node": "^18.18.6",
"@typescript-eslint/eslint-plugin": "^6.9.0",
"@typescript-eslint/parser": "^6.9.0",
"eslint": "^8.52.0",
"typescript": "~5.2.2"
"eslint": "^8.57.0",
"typescript": "~5.4",
"typescript-eslint": "^7.13.0"
}
}

6
asset-transfer-events/application-gateway-typescript/src/app.ts
View file

@ -14,7 +14,7 @@ const chaincodeName = 'events';
const utf8Decoder = new TextDecoder();
const now = Date.now();
const assetId = `asset${now}`;
const assetId = `asset${String(now)}`;
async function main(): Promise<void> {
@ -60,7 +60,7 @@ async function main(): Promise<void> {
}
}
main().catch(error => {
main().catch((error: unknown) => {
console.error('******** FAILED to run the application:', error);
process.exitCode = 1;
});
@ -102,7 +102,7 @@ async function createAsset(contract: Contract): Promise<bigint> {
const status = await result.getStatus();
if (!status.successful) {
throw new Error(`failed to commit transaction ${status.transactionId} with status code ${status.code}`);
throw new Error(`failed to commit transaction ${status.transactionId} with status code ${String(status.code)}`);
}
console.log('\n*** CreateAsset committed successfully');

6
asset-transfer-events/application-gateway-typescript/src/connect.ts
View file

@ -50,5 +50,9 @@ export async function newSigner(): Promise<Signer> {
async function getFirstDirFileName(dirPath: string): Promise<string> {
const files = await fs.readdir(dirPath);
return path.join(dirPath, files[0]);
const file = files[0];
if (!file) {
throw new Error(`No files in directory: ${dirPath}`);
}
return path.join(dirPath, file);
}

28
asset-transfer-events/application-gateway-typescript/tsconfig.json Executable file → Normal file
View file

@ -1,17 +1,15 @@
{
"extends":"@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"experimentalDecorators": true,
"emitDecoratorMetadata": true,
"outDir": "dist",
"declaration": true,
"sourceMap": true,
"noImplicitAny": true
},
"include": [
"./src/**/*"
],
"exclude": [
"./src/**/*.spec.ts"
]
"extends": "@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"outDir": "dist",
"declaration": true,
"declarationMap": true,
"sourceMap": true,
"noUnusedLocals": true,
"noImplicitReturns": true,
"noUncheckedIndexedAccess": true,
"forceConsistentCasingInFileNames": true
},
"include": ["./src/**/*"],
"exclude": ["./src/**/*.spec.ts"]
}

45
asset-transfer-private-data/application-gateway-typescript/.eslintrc.json
View file

@ -1,45 +0,0 @@
{
"env": {
"node": true,
"es6": true
},
"root": true,
"ignorePatterns": [
"dist/"
],
"extends": [
"eslint:recommended"
],
"rules": {
"indent": [
"error",
4
],
"quotes": [
"error",
"single"
]
},
"overrides": [
{
"files": [
"**/*.ts"
],
"parser": "@typescript-eslint/parser",
"parserOptions": {
"sourceType": "module",
"ecmaFeatures": {
"impliedStrict": true
}
},
"plugins": [
"@typescript-eslint"
],
"extends": [
"eslint:recommended",
"plugin:@typescript-eslint/eslint-recommended",
"plugin:@typescript-eslint/recommended"
]
}
]
}

13
asset-transfer-private-data/application-gateway-typescript/eslint.config.mjs Normal file
View file

@ -0,0 +1,13 @@
import js from '@eslint/js';
import tseslint from 'typescript-eslint';
export default tseslint.config(js.configs.recommended, ...tseslint.configs.strictTypeChecked, {
languageOptions: {
ecmaVersion: 2023,
sourceType: 'module',
parserOptions: {
project: 'tsconfig.json',
tsconfigRootDir: import.meta.dirname,
},
},
});

14
asset-transfer-private-data/application-gateway-typescript/package.json
View file

@ -10,7 +10,7 @@
"scripts": {
"build": "tsc",
"build:watch": "tsc -w",
"lint": "eslint . --ext .ts",
"lint": "eslint src",
"prepare": "npm run build",
"pretest": "npm run lint",
"start": "node dist/app.js"
@ -19,15 +19,15 @@
"author": "Hyperledger",
"license": "Apache-2.0",
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0"
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5"
},
"devDependencies": {
"@eslint/js": "^9.3.0",
"@tsconfig/node18": "^18.2.2",
"@types/node": "^18.18.6",
"@typescript-eslint/eslint-plugin": "^6.9.0",
"@typescript-eslint/parser": "^6.9.0",
"eslint": "^8.52.0",
"typescript": "~5.2.2"
"eslint": "^8.57.0",
"typescript": "~5.4",
"typescript-eslint": "^7.13.0"
}
}

25
asset-transfer-private-data/application-gateway-typescript/src/app.ts
View file

@ -27,8 +27,8 @@ const RESET = '\x1b[0m';
// Use a unique key so that we can run multiple times
const now = Date.now();
const assetID1 = `asset${now}`;
const assetID2 = `asset${now + 1}`;
const assetID1 = `asset${String(now)}`;
const assetID2 = `asset${String(now + 1)}`;
async function main(): Promise<void> {
const clientOrg1 = await newGrpcConnection(
@ -74,14 +74,13 @@ async function main(): Promise<void> {
// Read asset from the Org1's private data collection with ID in the given range.
await getAssetsByRange(contractOrg1);
try{
try {
// Attempt to transfer asset without prior aprroval from Org2, transaction expected to fail.
console.log('\nAttempt TransferAsset without prior AgreeToTransfer');
await transferAsset(contractOrg1, assetID1);
doFail('TransferAsset transaction succeeded when it was expected to fail');
}
catch(e){
console.log(`*** Received expected error: ${e}`);
} catch (e) {
console.log('*** Received expected error:', e);
}
console.log('\n~~~~~~~~~~~~~~~~ As Org2 Client ~~~~~~~~~~~~~~~~');
@ -122,7 +121,7 @@ async function main(): Promise<void> {
await deleteAsset(contractOrg2, assetID2);
doFail('DeleteAsset transaction succeeded when it was expected to fail');
} catch (e) {
console.log(`*** Received expected error: ${e}`);
console.log('*** Received expected error:', e);
}
console.log('\n~~~~~~~~~~~~~~~~ As Org1 Client ~~~~~~~~~~~~~~~~');
@ -142,7 +141,7 @@ async function main(): Promise<void> {
}
}
main().catch((error) => {
main().catch((error: unknown) => {
console.error('******** FAILED to run the application:', error);
process.exitCode = 1;
});
@ -192,14 +191,14 @@ async function getAssetsByRange(contract: Contract): Promise<void> {
const resultBytes = await contract.evaluateTransaction(
'GetAssetByRange',
assetID1,
`asset${now + 2}`
`asset${String(now + 2)}`
);
const resultString = utf8Decoder.decode(resultBytes);
if (!resultString) {
doFail('Received empty query list for readAssetPrivateDetailsOrg1');
}
const result = JSON.parse(resultString);
const result: unknown = JSON.parse(resultString);
console.log('*** Result:', result);
}
@ -211,7 +210,7 @@ async function readAssetByID(contract: Contract, assetID: string): Promise<void>
if (!resultString) {
doFail('Received empty result for ReadAsset');
}
const result = JSON.parse(resultString);
const result: unknown = JSON.parse(resultString);
console.log('*** Result:', result);
}
@ -241,7 +240,7 @@ async function readTransferAgreement(contract: Contract, assetID: string): Promi
if (!resultString) {
doFail('Received no result for ReadTransferAgreement');
}
const result = JSON.parse(resultString);
const result: unknown = JSON.parse(resultString);
console.log('*** Result:', result);
}
@ -290,7 +289,7 @@ async function readAssetPrivateDetails(contract: Contract, assetID: string, coll
console.log('*** No result');
return false;
}
const result = JSON.parse(resultJson);
const result: unknown = JSON.parse(resultJson);
console.log('*** Result:', result);
return true;
}

6
asset-transfer-private-data/application-gateway-typescript/src/connect.ts
View file

@ -127,5 +127,9 @@ export async function newSigner(keyDirectoryPath: string): Promise<Signer> {
async function getFirstDirFileName(dirPath: string): Promise<string> {
const files = await fs.readdir(dirPath);
return path.join(dirPath, files[0]);
const file = files[0];
if (!file) {
throw new Error(`No files in directory: ${dirPath}`);
}
return path.join(dirPath, file);
}

28
asset-transfer-private-data/application-gateway-typescript/tsconfig.json
View file

@ -1,17 +1,15 @@
{
"extends":"@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"experimentalDecorators": true,
"emitDecoratorMetadata": true,
"outDir": "dist",
"declaration": true,
"sourceMap": true,
"noImplicitAny": true
},
"include": [
"./src/**/*"
],
"exclude": [
"./src/**/*.spec.ts"
]
"extends": "@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"outDir": "dist",
"declaration": true,
"declarationMap": true,
"sourceMap": true,
"noUnusedLocals": true,
"noImplicitReturns": true,
"noUncheckedIndexedAccess": true,
"forceConsistentCasingInFileNames": true
},
"include": ["./src/**/*"],
"exclude": ["./src/**/*.spec.ts"]
}

6
asset-transfer-sbe/chaincode-typescript/npm-shrinkwrap.json generated
View file

@ -91,9 +91,9 @@
}
},
"node_modules/@eslint/js": {
"version": "9.4.0",
"resolved": "https://registry.npmjs.org/@eslint/js/-/js-9.4.0.tgz",
"integrity": "sha512-fdI7VJjP3Rvc70lC4xkFXHB0fiPeojiL1PxVG6t1ZvXQrarj893PweuBTujxDUFk0Fxj4R7PIIAZ/aiiyZPZcg==",
"version": "9.5.0",
"resolved": "https://registry.npmjs.org/@eslint/js/-/js-9.5.0.tgz",
"integrity": "sha512-A7+AOT2ICkodvtsWnxZP4Xxk3NbZ3VMHd8oihydLRGrJgqqdEz1qSeEgXYyT/Cu8h1TWWsQRejIx48mtjZ5y1w==",
"dev": true,
"engines": {
"node": "^18.18.0 || ^20.9.0 || >=21.1.0"

102
asset-transfer-secured-agreement/application-gateway-typescript/.eslintrc.json
View file

@ -1,102 +0,0 @@
{
"env": {
"node": true,
"es6": true
},
"root": true,
"ignorePatterns": [
"dist/"
],
"extends": [
"eslint:recommended"
],
"rules": {
"indent": [
"error",
4
],
"quotes": [
"error",
"single"
]
},
"overrides": [
{
"files": [
"**/*.ts"
],
"parser": "@typescript-eslint/parser",
"parserOptions": {
"sourceType": "module",
"ecmaFeatures": {
"impliedStrict": true
},
"project": [
"./tsconfig.json"
]
},
"plugins": [
"@typescript-eslint"
],
"extends": [
"eslint:recommended",
"plugin:@typescript-eslint/eslint-recommended",
"plugin:@typescript-eslint/recommended"
],
"rules": {
"@typescript-eslint/comma-spacing": [
"error"
],
"@typescript-eslint/explicit-function-return-type": [
"error",
{
"allowExpressions": true
}
],
"@typescript-eslint/func-call-spacing": [
"error"
],
"@typescript-eslint/member-delimiter-style": [
"error"
],
"@typescript-eslint/indent": [
"error",
4,
{
"SwitchCase": 0
}
],
"@typescript-eslint/prefer-nullish-coalescing": [
"error"
],
"@typescript-eslint/prefer-optional-chain": [
"error"
],
"@typescript-eslint/prefer-reduce-type-parameter": [
"error"
],
"@typescript-eslint/prefer-return-this-type": [
"error"
],
"@typescript-eslint/quotes": [
"error",
"single"
],
"@typescript-eslint/type-annotation-spacing": [
"error"
],
"@typescript-eslint/semi": [
"error"
],
"@typescript-eslint/space-before-function-paren": [
"error",
{
"anonymous": "never",
"named": "never",
"asyncArrow": "always"
}
]
}
}
]
}

13
asset-transfer-secured-agreement/application-gateway-typescript/eslint.config.mjs Normal file
View file

@ -0,0 +1,13 @@
import js from '@eslint/js';
import tseslint from 'typescript-eslint';
export default tseslint.config(js.configs.recommended, ...tseslint.configs.strictTypeChecked, {
languageOptions: {
ecmaVersion: 2023,
sourceType: 'module',
parserOptions: {
project: 'tsconfig.json',
tsconfigRootDir: import.meta.dirname,
},
},
});

14
asset-transfer-secured-agreement/application-gateway-typescript/package.json
View file

@ -10,7 +10,7 @@
"scripts": {
"build": "tsc",
"build:watch": "tsc -w",
"lint": "eslint . --ext .ts",
"lint": "eslint src",
"prepare": "npm run build",
"pretest": "npm run lint",
"start": "node dist/app.js"
@ -19,15 +19,15 @@
"author": "Hyperledger",
"license": "Apache-2.0",
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0"
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5"
},
"devDependencies": {
"@eslint/js": "^9.3.0",
"@tsconfig/node18": "^18.2.2",
"@types/node": "^18.18.6",
"@typescript-eslint/eslint-plugin": "^6.9.0",
"@typescript-eslint/parser": "^6.9.0",
"eslint": "^8.52.0",
"typescript": "~5.2.2"
"eslint": "^8.57.0",
"typescript": "~5.4",
"typescript-eslint": "^7.13.0"
}
}

18
asset-transfer-secured-agreement/application-gateway-typescript/src/app.ts
View file

@ -72,8 +72,8 @@ async function main(): Promise<void> {
// Org2 is not the owner and does not have the private details, read expected to fail.
try {
await contractWrapperOrg2.getAssetPrivateProperties(assetKey, mspIdOrg1);
} catch(e) {
console.log(`${RED}*** Successfully caught the failure: getAssetPrivateProperties - ${e}${RESET}`);
} catch (e) {
console.log(`${RED}*** Successfully caught the failure: getAssetPrivateProperties - ${String(e)}${RESET}`);
}
// Org1 updates the assets public description.
@ -94,7 +94,7 @@ async function main(): Promise<void> {
ownerOrg: mspIdOrg1,
publicDescription: `Asset ${assetKey} owned by ${mspIdOrg2} is NOT for sale`});
} catch(e) {
console.log(`${RED}*** Successfully caught the failure: changePublicDescription - ${e}${RESET}`);
console.log(`${RED}*** Successfully caught the failure: changePublicDescription - ${String(e)}${RESET}`);
}
// Read the public details by org1.
@ -126,14 +126,14 @@ async function main(): Promise<void> {
try{
await contractWrapperOrg2.getAssetSalesPrice(assetKey, mspIdOrg1);
} catch(e) {
console.log(`${RED}*** Successfully caught the failure: getAssetSalesPrice - ${e}${RESET}`);
console.log(`${RED}*** Successfully caught the failure: getAssetSalesPrice - ${String(e)}${RESET}`);
}
// Org1 has not agreed to buy so this should fail.
try{
await contractWrapperOrg1.getAssetBidPrice(assetKey, mspIdOrg2);
} catch(e) {
console.log(`${RED}*** Successfully caught the failure: getAssetBidPrice - ${e}${RESET}`);
console.log(`${RED}*** Successfully caught the failure: getAssetBidPrice - ${String(e)}${RESET}`);
}
// Org2 should be able to see the price it has agreed.
await contractWrapperOrg2.getAssetBidPrice(assetKey, mspIdOrg2);
@ -143,7 +143,7 @@ async function main(): Promise<void> {
try{
await contractWrapperOrg1.transferAsset({ assetId: assetKey, price: 110, tradeId: now}, [ mspIdOrg1, mspIdOrg2 ], mspIdOrg1, mspIdOrg2);
} catch(e) {
console.log(`${RED}*** Successfully caught the failure: transferAsset - ${e}${RESET}`);
console.log(`${RED}*** Successfully caught the failure: transferAsset - ${String(e)}${RESET}`);
}
// Agree to a sell by Org1, the seller will agree to the bid price of Org2.
await contractWrapperOrg1.agreeToSell({assetId:assetKey, price:100, tradeId:now});
@ -168,7 +168,7 @@ async function main(): Promise<void> {
try{
await contractWrapperOrg2.transferAsset({ assetId: assetKey, price: 100, tradeId: now}, [ mspIdOrg1, mspIdOrg2 ], mspIdOrg1, mspIdOrg2);
} catch(e) {
console.log(`${RED}*** Successfully caught the failure: transferAsset - ${e}${RESET}`);
console.log(`${RED}*** Successfully caught the failure: transferAsset - ${String(e)}${RESET}`);
}
// Org1 will transfer the asset to Org2.
@ -188,7 +188,7 @@ async function main(): Promise<void> {
try{
await contractWrapperOrg1.getAssetPrivateProperties(assetKey, mspIdOrg2);
} catch(e) {
console.log(`${RED}*** Successfully caught the failure: getAssetPrivateProperties - ${e}${RESET}`);
console.log(`${RED}*** Successfully caught the failure: getAssetPrivateProperties - ${String(e)}${RESET}`);
}
// This is an update to the public state and requires only the owner to endorse.
@ -209,7 +209,7 @@ async function main(): Promise<void> {
}
}
main().catch(error => {
main().catch((error: unknown) => {
console.error('******** FAILED to run the application:', error);
process.exitCode = 1;
});

6
asset-transfer-secured-agreement/application-gateway-typescript/src/connect.ts
View file

@ -103,5 +103,9 @@ export async function newSigner(keyDirectoryPath: string): Promise<Signer> {
async function getFirstDirFileName(dirPath: string): Promise<string> {
const files = await fs.readdir(dirPath);
return path.join(dirPath, files[0]);
const file = files[0];
if (!file) {
throw new Error(`No files in directory: ${dirPath}`);
}
return path.join(dirPath, file);
}

13
asset-transfer-secured-agreement/application-gateway-typescript/src/contractWrapper.ts
View file

@ -6,10 +6,10 @@
import { Contract } from '@hyperledger/fabric-gateway';
import { TextDecoder } from 'util';
import { GREEN, parse, RED, RESET } from './utils';
import crpto from 'crypto';
import crypto from 'crypto';
import { mspIdOrg2 } from './connect';
const randomBytes = crpto.randomBytes(256).toString('hex');
const randomBytes = crypto.randomBytes(256).toString('hex');
interface AssetJSON {
objectType: string;
@ -151,7 +151,7 @@ export class ContractWrapper {
endorsingOrganizations: this.#endorsingOrgs[assetPrice.assetId]
});
console.log(`*** Result: committed, ${this.#org} has agreed to sell asset ${assetPrice.assetId} for ${assetPrice.price}`);
console.log(`*** Result: committed, ${this.#org} has agreed to sell asset ${assetPrice.assetId} for ${String(assetPrice.price)}`);
}
public async verifyAssetProperties(assetId: string, assetProperties: AssetProperties): Promise<void> {
@ -169,16 +169,11 @@ export class ContractWrapper {
const resultString = this.#utf8Decoder.decode(resultBytes);
if (resultString.length !== 0) {
const json = parse<AssetPropertiesJSON>(resultString);
const result: AssetProperties = {
color: json.color,
size: json.size
};
if (result) {
if (typeof json === 'object') {
console.log(`*** Success VerifyAssetProperties, private information about asset ${assetId} has been verified by ${this.#org}`);
} else {
console.log(`*** Failed: VerifyAssetProperties, private information about asset ${assetId} has not been verified by ${this.#org}`);
}
} else {
throw new Error(`Private information about asset ${assetId} has not been verified by ${this.#org}`);
}

2
asset-transfer-secured-agreement/application-gateway-typescript/src/utils.ts
View file

@ -9,5 +9,5 @@ export const GREEN = '\x1b[32m\n';
export const RESET = '\x1b[0m';
export function parse<T>(data: string): T {
return JSON.parse(data);
return JSON.parse(data) as T;
}

28
asset-transfer-secured-agreement/application-gateway-typescript/tsconfig.json
View file

@ -1,17 +1,15 @@
{
"extends":"@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"experimentalDecorators": true,
"emitDecoratorMetadata": true,
"outDir": "dist",
"declaration": true,
"sourceMap": true,
"noImplicitAny": true
},
"include": [
"./src/**/*"
],
"exclude": [
"./src/**/*.spec.ts"
]
"extends": "@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"outDir": "dist",
"declaration": true,
"declarationMap": true,
"sourceMap": true,
"noUnusedLocals": true,
"noImplicitReturns": true,
"noUncheckedIndexedAccess": true,
"forceConsistentCasingInFileNames": true
},
"include": ["./src/**/*"],
"exclude": ["./src/**/*.spec.ts"]
}

4
full-stack-asset-transfer-guide/applications/conga-cards/package.json
View file

@ -19,8 +19,8 @@
"author": "Hyperledger",
"license": "Apache-2.0",
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0",
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5",
"axios": "^0.27.2",
"source-map-support": "^0.5.21"
},

4
full-stack-asset-transfer-guide/applications/ping-chaincode/package.json
View file

@ -18,8 +18,8 @@
"author": "Hyperledger",
"license": "Apache-2.0",
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0",
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5",
"dotenv": "^16.0.1",
"env-var": "^7.1.1",
"js-yaml": "^4.1.0"

4
full-stack-asset-transfer-guide/applications/rest-api/package.json
View file

@ -29,8 +29,8 @@
"typescript": "~5.2.2"
},
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0",
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5",
"body-parser": "^1.18.3",
"cors": "^2.8.5",
"express": "^4.16.3"

99
full-stack-asset-transfer-guide/applications/trader-typescript/.eslintrc.js
View file

@ -1,99 +0,0 @@
module.exports = {
env: {
node: true,
es2021: true,
},
extends: [
'eslint:recommended',
],
root: true,
ignorePatterns: [
'dist/',
],
rules: {
'arrow-spacing': ['error'],
'comma-style': ['error'],
complexity: ['error', 10],
'eol-last': ['error'],
'generator-star-spacing': ['error', 'after'],
'key-spacing': [
'error',
{
beforeColon: false,
afterColon: true,
mode: 'minimum',
},
],
'keyword-spacing': ['error'],
'no-multiple-empty-lines': ['error'],
'no-trailing-spaces': ['error'],
'no-whitespace-before-property': ['error'],
'object-curly-newline': ['error'],
'padded-blocks': ['error', 'never'],
'rest-spread-spacing': ['error'],
'semi-style': ['error'],
'space-before-blocks': ['error'],
'space-in-parens': ['error'],
'space-unary-ops': ['error'],
'spaced-comment': ['error'],
'template-curly-spacing': ['error'],
'yield-star-spacing': ['error', 'after'],
},
overrides: [
{
files: [
'**/*.ts',
],
parser: '@typescript-eslint/parser',
parserOptions: {
sourceType: 'module',
ecmaFeatures: {
impliedStrict: true,
},
project: './tsconfig.json',
tsconfigRootDir: process.env.TSCONFIG_ROOT_DIR || __dirname,
},
plugins: [
'@typescript-eslint',
],
extends: [
'eslint:recommended',
'plugin:@typescript-eslint/recommended',
'plugin:@typescript-eslint/recommended-requiring-type-checking',
],
rules: {
'@typescript-eslint/comma-spacing': ['error'],
'@typescript-eslint/explicit-function-return-type': [
'error',
{
allowExpressions: true,
},
],
'@typescript-eslint/func-call-spacing': ['error'],
'@typescript-eslint/member-delimiter-style': ['error'],
'@typescript-eslint/indent': [
'error',
4,
{
SwitchCase: 0,
},
],
'@typescript-eslint/prefer-nullish-coalescing': ['error'],
'@typescript-eslint/prefer-optional-chain': ['error'],
'@typescript-eslint/prefer-reduce-type-parameter': ['error'],
'@typescript-eslint/prefer-return-this-type': ['error'],
'@typescript-eslint/quotes': ['error', 'single'],
'@typescript-eslint/type-annotation-spacing': ['error'],
'@typescript-eslint/semi': ['error'],
'@typescript-eslint/space-before-function-paren': [
'error',
{
anonymous: 'never',
named: 'never',
asyncArrow: 'always',
},
],
},
},
],
};

13
full-stack-asset-transfer-guide/applications/trader-typescript/eslint.config.mjs Normal file
View file

@ -0,0 +1,13 @@
import js from '@eslint/js';
import tseslint from 'typescript-eslint';
export default tseslint.config(js.configs.recommended, ...tseslint.configs.strictTypeChecked, {
languageOptions: {
ecmaVersion: 2023,
sourceType: 'module',
parserOptions: {
project: 'tsconfig.json',
tsconfigRootDir: import.meta.dirname,
},
},
});

20
full-stack-asset-transfer-guide/applications/trader-typescript/package.json
View file

@ -10,7 +10,7 @@
"scripts": {
"build": "tsc",
"build:watch": "tsc -w",
"lint": "eslint ./src",
"lint": "eslint src",
"prepare": "npm run build",
"pretest": "npm run lint",
"start": "node ./dist/app",
@ -19,15 +19,15 @@
"author": "Hyperledger",
"license": "Apache-2.0",
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0"
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5"
},
"devDependencies": {
"@tsconfig/node18": "^18.2.2",
"@types/node": "^18.18.6",
"@typescript-eslint/eslint-plugin": "^6.9.0",
"@typescript-eslint/parser": "^6.9.0",
"eslint": "^8.52.0",
"typescript": "~5.2.2"
}
"@types/node": "^18.19.33",
"@eslint/js": "^9.3.0",
"@tsconfig/node18": "^18.2.4",
"eslint": "^8.57.0",
"typescript": "~5.4.5",
"typescript-eslint": "^7.11.0"
}
}

6
full-stack-asset-transfer-guide/applications/trader-typescript/src/app.ts
View file

@ -12,10 +12,10 @@ async function main(): Promise<void> {
const commandName = process.argv[2];
const args = process.argv.slice(3);
const command = commands[commandName];
const command = commandName && commands[commandName];
if (!command) {
printUsage();
throw new Error(`Unknown command: ${commandName}`);
throw new Error(`Unknown command: ${String(commandName)}`);
}
await runCommand(command, args);
@ -41,7 +41,7 @@ function printUsage(): void {
console.log(`\t${Object.keys(commands).sort().join('\n\t')}`);
}
main().catch(error => {
main().catch((error: unknown) => {
if (error instanceof ExpectedError) {
console.log(error);
} else {

8
full-stack-asset-transfer-guide/applications/trader-typescript/src/commands/create.ts
View file

@ -7,10 +7,14 @@
import { Gateway } from '@hyperledger/fabric-gateway';
import { CHAINCODE_NAME, CHANNEL_NAME } from '../config';
import { AssetTransfer } from '../contract';
import { assertAllDefined } from '../utils';
import { assertDefined } from '../utils';
const usage = 'Arguments: <assetId> <ownerName> <color>';
export default async function main(gateway: Gateway, args: string[]): Promise<void> {
const [assetId, owner, color] = assertAllDefined([args[0], args[1], args[2]], 'Arguments: <assetId> <ownerName> <color>');
const assetId = assertDefined(args[0], usage);
const owner = assertDefined(args[1], usage);
const color = assertDefined(args[2], usage);
const network = gateway.getNetwork(CHANNEL_NAME);
const contract = network.getContract(CHAINCODE_NAME);

5
full-stack-asset-transfer-guide/applications/trader-typescript/src/commands/getAllAssets.ts
View file

@ -16,5 +16,8 @@ export default async function main(gateway: Gateway): Promise<void> {
const assets = await smartContract.getAllAssets();
const assetsJson = JSON.stringify(assets, undefined, 2);
assetsJson.split('\n').forEach(line => console.log(line)); // Write line-by-line to avoid truncation
// Write line-by-line to avoid truncation
assetsJson.split('\n').forEach((line) => {
console.log(line);
});
}

4
full-stack-asset-transfer-guide/applications/trader-typescript/src/commands/listen.ts
View file

@ -19,10 +19,10 @@ export default async function main(gateway: Gateway): Promise<void> {
const network = gateway.getNetwork(CHANNEL_NAME);
const checkpointer = await checkpointers.file(checkpointFile);
console.log(`Starting event listening from block ${checkpointer.getBlockNumber() ?? startBlock}`);
console.log('Starting event listening from block', checkpointer.getBlockNumber() ?? startBlock);
console.log('Last processed transaction ID within block:', checkpointer.getTransactionId());
if (simulatedFailureCount > 0) {
console.log(`Simulating a write failure every ${simulatedFailureCount} transactions`);
console.log('Simulating a write failure every', simulatedFailureCount, 'transactions');
}
const events = await network.getChaincodeEvents(CHAINCODE_NAME, {

8
full-stack-asset-transfer-guide/applications/trader-typescript/src/commands/transfer.ts
View file

@ -7,10 +7,14 @@
import { Gateway } from '@hyperledger/fabric-gateway';
import { CHAINCODE_NAME, CHANNEL_NAME } from '../config';
import { AssetTransfer } from '../contract';
import { assertAllDefined } from '../utils';
import { assertDefined } from '../utils';
const usage = 'Arguments: <assetId> <ownerName> <ownerMspId>';
export default async function main(gateway: Gateway, args: string[]): Promise<void> {
const [assetId, newOwner, newOwnerOrg] = assertAllDefined([args[0], args[1], args[2]], 'Arguments: <assetId> <ownerName> <ownerMspId>');
const assetId = assertDefined(args[0], usage);
const newOwner = assertDefined(args[1], usage);
const newOwnerOrg = assertDefined(args[2], usage);
const network = gateway.getNetwork(CHANNEL_NAME);
const contract = network.getContract(CHAINCODE_NAME);

10
full-stack-asset-transfer-guide/applications/trader-typescript/src/utils.ts
View file

@ -13,7 +13,8 @@ const utf8Decoder = new TextDecoder();
* @param values Candidate elements.
*/
export function randomElement<T>(values: T[]): T {
return values[randomInt(values.length)];
const result = values[randomInt(values.length)];
return assertDefined(result, `Missing element in {String(values)}`);
}
/**
@ -47,7 +48,7 @@ export async function allFulfilled(promises: Promise<unknown>[]): Promise<void>
if (failures.length > 0) {
const failMessages = '- ' + failures.join('\n- ');
throw new Error(`${failures.length} failures:\n${failMessages}\n`);
throw new Error(`${String(failures.length)} failures:\n${failMessages}\n`);
}
}
@ -61,11 +62,6 @@ export function printable<T extends object>(event: T): PrintView<T> {
) as PrintView<T>;
}
export function assertAllDefined<T>(values: (T | undefined)[], message: string | (() => string)): T[] {
values.forEach(value => assertDefined(value, message));
return values as T[];
}
export function assertDefined<T>(value: T | undefined, message: string | (() => string)): T {
if (value == undefined) {
throw new Error(typeof message === 'string' ? message : message());

16
full-stack-asset-transfer-guide/applications/trader-typescript/tsconfig.json
View file

@ -1,19 +1,15 @@
{
"$schema": "https://json.schemastore.org/tsconfig",
"extends": "@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"outDir": "dist",
"declaration": true,
"declarationMap": true,
"sourceMap": true,
"outDir": "dist",
"rootDir": "src",
"noUnusedLocals": true,
"noImplicitReturns": true
"noImplicitReturns": true,
"noUncheckedIndexedAccess": true,
"forceConsistentCasingInFileNames": true
},
"include": [
"src/"
],
"exclude": [
"src/**/*.spec.ts"
]
"include": ["./src/**/*"],
"exclude": ["./src/**/*.spec.ts"]
}

101
full-stack-asset-transfer-guide/contracts/asset-transfer-typescript/.eslintrc.js
View file

@ -1,101 +0,0 @@
module.exports = {
env: {
node: true,
es2021: true,
},
extends: [
'eslint:recommended',
],
root: true,
ignorePatterns: [
'dist/',
],
rules: {
'arrow-spacing': ['error'],
'comma-style': ['error'],
complexity: ['error', 10],
'eol-last': ['error'],
'generator-star-spacing': ['error', 'after'],
'key-spacing': [
'error',
{
beforeColon: false,
afterColon: true,
mode: 'minimum',
},
],
'keyword-spacing': ['error'],
'no-multiple-empty-lines': ['error'],
'no-trailing-spaces': ['error'],
'no-whitespace-before-property': ['error'],
'object-curly-newline': ['error'],
'padded-blocks': ['error', 'never'],
'rest-spread-spacing': ['error'],
'semi-style': ['error'],
'space-before-blocks': ['error'],
'space-in-parens': ['error'],
'space-unary-ops': ['error'],
'spaced-comment': ['error'],
'template-curly-spacing': ['error'],
'yield-star-spacing': ['error', 'after'],
},
overrides: [
{
files: [
'**/*.ts',
],
parser: '@typescript-eslint/parser',
parserOptions: {
sourceType: 'module',
ecmaFeatures: {
impliedStrict: true,
},
project: './tsconfig.json',
tsconfigRootDir: process.env.TSCONFIG_ROOT_DIR || __dirname,
},
plugins: [
'@typescript-eslint',
],
extends: [
'eslint:recommended',
'plugin:@typescript-eslint/recommended',
'plugin:@typescript-eslint/recommended-requiring-type-checking',
],
rules: {
'@typescript-eslint/comma-spacing': ['error'],
'@typescript-eslint/explicit-function-return-type': [
'error',
{
allowExpressions: true,
},
],
'@typescript-eslint/func-call-spacing': ['error'],
'@typescript-eslint/member-delimiter-style': ['error'],
'@typescript-eslint/indent': [
'error',
4,
{
SwitchCase: 0,
ignoredNodes: ["PropertyDefinition"]
},
],
'@typescript-eslint/prefer-nullish-coalescing': ['error'],
'@typescript-eslint/prefer-optional-chain': ['error'],
'@typescript-eslint/prefer-reduce-type-parameter': ['error'],
'@typescript-eslint/prefer-return-this-type': ['error'],
'@typescript-eslint/quotes': ['error', 'single'],
'@typescript-eslint/type-annotation-spacing': ['error'],
'@typescript-eslint/semi': ['error'],
'@typescript-eslint/space-before-function-paren': [
'error',
{
anonymous: 'never',
named: 'never',
asyncArrow: 'always',
},
],
},
},
],
};

1
full-stack-asset-transfer-guide/contracts/asset-transfer-typescript/.gitignore vendored
View file

@ -10,7 +10,6 @@ coverage
node_modules/
jspm_packages/
package-lock.json
npm-shrinkwrap.json
# Compiled TypeScript files
dist

2
full-stack-asset-transfer-guide/contracts/asset-transfer-typescript/Dockerfile
View file

@ -1,7 +1,7 @@
#
# SPDX-License-Identifier: Apache-2.0
#
FROM node:18.16 AS builder
FROM node:18 AS builder
WORKDIR /usr/src/app

13
full-stack-asset-transfer-guide/contracts/asset-transfer-typescript/eslint.config.mjs Normal file
View file

@ -0,0 +1,13 @@
import js from '@eslint/js';
import tseslint from 'typescript-eslint';
export default tseslint.config(js.configs.recommended, ...tseslint.configs.strictTypeChecked, {
languageOptions: {
ecmaVersion: 2023,
sourceType: 'module',
parserOptions: {
project: 'tsconfig.json',
tsconfigRootDir: import.meta.dirname,
},
},
});

2274
full-stack-asset-transfer-guide/contracts/asset-transfer-typescript/npm-shrinkwrap.json generated Normal file
View file

File diff suppressed because it is too large Load diff

16
full-stack-asset-transfer-guide/contracts/asset-transfer-typescript/package.json
View file

@ -5,10 +5,10 @@
"main": "dist/index.js",
"typings": "dist/index.d.ts",
"engines": {
"node": ">=18.12.0"
"node": ">=18"
},
"scripts": {
"lint": "eslint ./src --ext .ts",
"lint": "eslint src",
"pretest": "npm run lint",
"test": "",
"start": "set -x && fabric-chaincode-node start",
@ -32,12 +32,12 @@
"sort-keys-recursive": "^2.1.7"
},
"devDependencies": {
"@tsconfig/node18": "^2.0.0",
"@types/node": "^18.16.1",
"@typescript-eslint/eslint-plugin": "^5.30.7",
"@typescript-eslint/parser": "^5.30.7",
"eslint": "^8.20.0",
"typescript": "~5.0.4"
"@types/node": "^18.19.33",
"@eslint/js": "^9.3.0",
"@tsconfig/node18": "^18.2.4",
"eslint": "^8.57.0",
"typescript": "~5.4.5",
"typescript-eslint": "^7.11.0"
},
"nyc": {
"extension": [

4
full-stack-asset-transfer-guide/contracts/asset-transfer-typescript/src/asset.ts
View file

@ -21,10 +21,6 @@ export class Asset {
@Property('Size', 'number')
Size = 0;
constructor() {
// Nothing to do
}
static newInstance(state: Partial<Asset> = {}): Asset {
return {
ID: assertHasValue(state.ID, 'Missing ID'),

6
full-stack-asset-transfer-guide/contracts/asset-transfer-typescript/src/assetTransfer.ts
View file

@ -50,7 +50,7 @@ export class AssetTransferContract extends Contract {
async #readAsset(ctx: Context, id: string): Promise<Uint8Array> {
const assetBytes = await ctx.stub.getState(id); // get the asset from chaincode state
if (!assetBytes || assetBytes.length === 0) {
if (assetBytes.length === 0) {
throw new Error(`Sorry, asset ${id} has not been created`);
}
@ -64,7 +64,7 @@ export class AssetTransferContract extends Contract {
@Transaction()
@Param('assetObj', 'Asset', 'Part formed JSON of Asset')
async UpdateAsset(ctx: Context, assetUpdate: Asset): Promise<void> {
if (assetUpdate.ID === undefined) {
if (!assetUpdate.ID) {
throw new Error('No asset ID specified');
}
@ -113,7 +113,7 @@ export class AssetTransferContract extends Contract {
@Returns('boolean')
async AssetExists(ctx: Context, id: string): Promise<boolean> {
const assetJson = await ctx.stub.getState(id);
return assetJson?.length > 0;
return assetJson.length > 0;
}
/**

14
full-stack-asset-transfer-guide/contracts/asset-transfer-typescript/tsconfig.json
View file

@ -4,16 +4,14 @@
"compilerOptions": {
"experimentalDecorators": true,
"emitDecoratorMetadata": true,
"outDir": "dist",
"declaration": true,
"declarationMap": true,
"sourceMap": true,
"outDir": "dist",
"strict": true,
"noUnusedLocals": true,
"noImplicitReturns": true
"noImplicitReturns": true,
"forceConsistentCasingInFileNames": true
},
"include": [
"./src/**/*"
],
"exclude": [
"./src/**/*.spec.ts"
]
"include": ["src/"]
}

29
hardware-security-module/application-typescript/.eslintrc.yaml
View file

@ -1,29 +0,0 @@
env:
node: true
es2020: true
root: true
ignorePatterns:
- dist/
extends:
- eslint:recommended
rules:
indent:
- error
- 4
quotes:
- error
- single
overrides:
- files:
- "**/*.ts"
parser: "@typescript-eslint/parser"
parserOptions:
sourceType: module
ecmaFeatures:
impliedStrict: true
plugins:
- "@typescript-eslint"
extends:
- eslint:recommended
- plugin:@typescript-eslint/eslint-recommended
- plugin:@typescript-eslint/recommended

13
hardware-security-module/application-typescript/eslint.config.mjs Normal file
View file

@ -0,0 +1,13 @@
import js from '@eslint/js';
import tseslint from 'typescript-eslint';
export default tseslint.config(js.configs.recommended, ...tseslint.configs.strictTypeChecked, {
languageOptions: {
ecmaVersion: 2023,
sourceType: 'module',
parserOptions: {
project: 'tsconfig.json',
tsconfigRootDir: import.meta.dirname,
},
},
});

18
hardware-security-module/application-typescript/package.json
View file

@ -10,24 +10,24 @@
"build": "tsc",
"prepare": "npm run build",
"clean": "rimraf dist",
"lint": "eslint . --ext .ts",
"lint": "eslint src",
"start": "SOFTHSM2_CONF=${HOME}/softhsm2.conf node dist/hsm-sample.js",
"test": "echo \"Error: no test specified\" && exit 1"
},
"author": "",
"license": "Apache-2.0",
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0"
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5"
},
"devDependencies": {
"@tsconfig/node18": "^18.2.2",
"@types/node": "^18.18.6",
"@typescript-eslint/eslint-plugin": "^6.9.0",
"@typescript-eslint/parser": "^6.9.0",
"eslint": "^8.52.0",
"@types/node": "^18.19.33",
"@eslint/js": "^9.3.0",
"@tsconfig/node18": "^18.2.4",
"eslint": "^8.57.0",
"npm-run-all": "^4.1.5",
"rimraf": "^5.0.1",
"typescript": "~5.2.2"
"typescript": "~5.4.5",
"typescript-eslint": "^7.11.0"
}
}

6
hardware-security-module/application-typescript/src/hsm-sample.ts
View file

@ -13,7 +13,7 @@ import { TextDecoder } from 'util';
const mspId = 'Org1MSP';
const user = 'HSMUser';
const assetId = `asset${Date.now()}`;
const assetId = `asset${String(Date.now())}`;
const utf8Decoder = new TextDecoder();
// Sample uses fabric-ca-client generated HSM identities, certificate is located in the signcerts directory
@ -85,7 +85,7 @@ async function exampleTransaction(gateway: Gateway):Promise<void> {
const resultBytes = await contract.evaluateTransaction('ReadAsset', assetId);
const resultJson = utf8Decoder.decode(resultBytes);
const result = JSON.parse(resultJson);
const result: unknown = JSON.parse(resultJson);
console.log('*** Result:', result);
}
@ -167,7 +167,7 @@ function envOrDefault(key: string, defaultValue: string): string {
return process.env[key] || defaultValue;
}
main().catch(error => {
main().catch((error: unknown) => {
console.error('******** FAILED to run the application:', error);
process.exitCode = 1;
});

11
hardware-security-module/application-typescript/tsconfig.json
View file

@ -1,18 +1,15 @@
{
"$schema": "https://json.schemastore.org/tsconfig",
"extends": "@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"outDir": "dist",
"declaration": true,
"declarationMap": true,
"sourceMap": true,
"outDir": "dist",
"rootDir": "src",
"strict": true,
"noUnusedLocals": true,
"noImplicitReturns": true,
"noUncheckedIndexedAccess": true,
"forceConsistentCasingInFileNames": true
},
"include": [
"src/"
]
"include": ["./src/**/*"],
"exclude": ["./src/**/*.spec.ts"]
}

99
off_chain_data/application-typescript/.eslintrc.js
View file

@ -1,99 +0,0 @@
module.exports = {
env: {
node: true,
es2020: true,
},
extends: [
'eslint:recommended',
],
root: true,
ignorePatterns: [
'dist/',
],
rules: {
'arrow-spacing': ['error'],
'comma-style': ['error'],
complexity: ['error', 10],
'eol-last': ['error'],
'generator-star-spacing': ['error', 'after'],
'key-spacing': [
'error',
{
beforeColon: false,
afterColon: true,
mode: 'minimum',
},
],
'keyword-spacing': ['error'],
'no-multiple-empty-lines': ['error'],
'no-trailing-spaces': ['error'],
'no-whitespace-before-property': ['error'],
'object-curly-newline': ['error'],
'padded-blocks': ['error', 'never'],
'rest-spread-spacing': ['error'],
'semi-style': ['error'],
'space-before-blocks': ['error'],
'space-in-parens': ['error'],
'space-unary-ops': ['error'],
'spaced-comment': ['error'],
'template-curly-spacing': ['error'],
'yield-star-spacing': ['error', 'after'],
},
overrides: [
{
files: [
'**/*.ts',
],
parser: '@typescript-eslint/parser',
parserOptions: {
sourceType: 'module',
ecmaFeatures: {
impliedStrict: true,
},
project: './tsconfig.json',
tsconfigRootDir: process.env.TSCONFIG_ROOT_DIR || __dirname,
},
plugins: [
'@typescript-eslint',
],
extends: [
'eslint:recommended',
'plugin:@typescript-eslint/recommended',
'plugin:@typescript-eslint/recommended-requiring-type-checking',
],
rules: {
'@typescript-eslint/comma-spacing': ['error'],
'@typescript-eslint/explicit-function-return-type': [
'error',
{
allowExpressions: true,
},
],
'@typescript-eslint/func-call-spacing': ['error'],
'@typescript-eslint/member-delimiter-style': ['error'],
'@typescript-eslint/indent': [
'error',
4,
{
SwitchCase: 0,
},
],
'@typescript-eslint/prefer-nullish-coalescing': ['error'],
'@typescript-eslint/prefer-optional-chain': ['error'],
'@typescript-eslint/prefer-reduce-type-parameter': ['error'],
'@typescript-eslint/prefer-return-this-type': ['error'],
'@typescript-eslint/quotes': ['error', 'single'],
'@typescript-eslint/type-annotation-spacing': ['error'],
'@typescript-eslint/semi': ['error'],
'@typescript-eslint/space-before-function-paren': [
'error',
{
anonymous: 'never',
named: 'never',
asyncArrow: 'always',
},
],
},
},
],
};

13
off_chain_data/application-typescript/eslint.config.mjs Normal file
View file

@ -0,0 +1,13 @@
import js from '@eslint/js';
import tseslint from 'typescript-eslint';
export default tseslint.config(js.configs.recommended, ...tseslint.configs.strictTypeChecked, {
languageOptions: {
ecmaVersion: 2023,
sourceType: 'module',
parserOptions: {
project: 'tsconfig.json',
tsconfigRootDir: import.meta.dirname,
},
},
});

20
off_chain_data/application-typescript/package.json
View file

@ -10,7 +10,7 @@
"scripts": {
"build": "tsc",
"build:watch": "tsc -w",
"lint": "eslint ./src --ext .ts",
"lint": "eslint src",
"prepare": "npm run build",
"pretest": "npm run lint",
"start": "node ./dist/app"
@ -18,16 +18,16 @@
"author": "Hyperledger",
"license": "Apache-2.0",
"dependencies": {
"@grpc/grpc-js": "^1.9.7",
"@hyperledger/fabric-gateway": "~1.4.0",
"@grpc/grpc-js": "^1.10",
"@hyperledger/fabric-gateway": "^1.5",
"@hyperledger/fabric-protos": "^0.2.1"
},
"devDependencies": {
"@tsconfig/node18": "^18.2.2",
"@types/node": "^18.18.6",
"@typescript-eslint/eslint-plugin": "^6.9.0",
"@typescript-eslint/parser": "^6.9.0",
"eslint": "^8.52.0",
"typescript": "~5.2.2"
}
"@types/node": "^18.19.33",
"@eslint/js": "^9.3.0",
"@tsconfig/node18": "^18.2.4",
"eslint": "^8.57.0",
"typescript": "~5.4.5",
"typescript-eslint": "^7.11.0"
}
}

2
off_chain_data/application-typescript/src/app.ts
View file

@ -47,7 +47,7 @@ function printUsage(): void {
console.log('Available commands:', Object.keys(allCommands).join(', '));
}
main().catch(error => {
main().catch((error: unknown) => {
if (error instanceof ExpectedError) {
console.log(error);
} else {

136
off_chain_data/application-typescript/src/blockParser.ts
View file

@ -35,10 +35,18 @@ export function parseBlock(block: common.Block): Block {
return {
getNumber: () => BigInt(header.getNumber()),
getTransactions: cache(
() => getPayloads(block)
.map((payload, i) => parsePayload(payload, validationCodes[i]))
.filter(payload => payload.isEndorserTransaction())
getTransactions: cache(() =>
getPayloads(block)
.map((payload, i) =>
parsePayload(
payload,
assertDefined(
validationCodes[i],
`Missing validation code index {String(i)}`
)
)
)
.filter((payload) => payload.isEndorserTransaction())
.map(newTransaction)
),
toProto: () => block,
@ -67,15 +75,23 @@ interface ReadWriteSet {
function parsePayload(payload: common.Payload, statusCode: number): Payload {
const cachedChannelHeader = cache(() => getChannelHeader(payload));
const isEndorserTransaction = (): boolean => cachedChannelHeader().getType() === common.HeaderType.ENDORSER_TRANSACTION;
const isEndorserTransaction = (): boolean =>
cachedChannelHeader().getType() ===
common.HeaderType.ENDORSER_TRANSACTION;
return {
getChannelHeader: cachedChannelHeader,
getEndorserTransaction: () => {
if (!isEndorserTransaction()) {
throw new Error(`Unexpected payload type: ${cachedChannelHeader().getType()}`);
throw new Error(
`Unexpected payload type: ${String(
cachedChannelHeader().getType()
)}`
);
}
const transaction = peer.Transaction.deserializeBinary(payload.getData_asU8());
const transaction = peer.Transaction.deserializeBinary(
payload.getData_asU8()
);
return parseEndorserTransaction(transaction);
},
getSignatureHeader: cache(() => getSignatureHeader(payload)),
@ -86,16 +102,33 @@ function parsePayload(payload: common.Payload, statusCode: number): Payload {
};
}
function parseEndorserTransaction(transaction: peer.Transaction): EndorserTransaction {
function parseEndorserTransaction(
transaction: peer.Transaction
): EndorserTransaction {
return {
getReadWriteSets: cache(
() => getChaincodeActionPayloads(transaction)
.map(payload => assertDefined(payload.getAction(), 'Missing chaincode endorsed action'))
.map(endorsedAction => endorsedAction.getProposalResponsePayload_asU8())
.map(bytes => peer.ProposalResponsePayload.deserializeBinary(bytes))
.map(responsePayload => peer.ChaincodeAction.deserializeBinary(responsePayload.getExtension_asU8()))
.map(chaincodeAction => chaincodeAction.getResults_asU8())
.map(bytes => ledger.rwset.TxReadWriteSet.deserializeBinary(bytes))
getReadWriteSets: cache(() =>
getChaincodeActionPayloads(transaction)
.map((payload) =>
assertDefined(
payload.getAction(),
'Missing chaincode endorsed action'
)
)
.map((endorsedAction) =>
endorsedAction.getProposalResponsePayload_asU8()
)
.map((bytes) =>
peer.ProposalResponsePayload.deserializeBinary(bytes)
)
.map((responsePayload) =>
peer.ChaincodeAction.deserializeBinary(
responsePayload.getExtension_asU8()
)
)
.map((chaincodeAction) => chaincodeAction.getResults_asU8())
.map((bytes) =>
ledger.rwset.TxReadWriteSet.deserializeBinary(bytes)
)
.map(parseReadWriteSet)
),
toProto: () => transaction,
@ -109,67 +142,88 @@ function newTransaction(payload: Payload): Transaction {
getChannelHeader: () => payload.getChannelHeader(),
getCreator: () => {
const creatorBytes = payload.getSignatureHeader().getCreator_asU8();
const creator = msp.SerializedIdentity.deserializeBinary(creatorBytes);
const creator =
msp.SerializedIdentity.deserializeBinary(creatorBytes);
return {
mspId: creator.getMspid(),
credentials: creator.getIdBytes_asU8(),
};
},
getNamespaceReadWriteSets: () => transaction.getReadWriteSets()
.flatMap(readWriteSet => readWriteSet.getNamespaceReadWriteSets()),
getNamespaceReadWriteSets: () =>
transaction
.getReadWriteSets()
.flatMap((readWriteSet) =>
readWriteSet.getNamespaceReadWriteSets()
),
getValidationCode: () => payload.getTransactionValidationCode(),
isValid: () => payload.isValid(),
toProto: () => payload.toProto(),
};
}
function parseReadWriteSet(readWriteSet: ledger.rwset.TxReadWriteSet): ReadWriteSet {
function parseReadWriteSet(
readWriteSet: ledger.rwset.TxReadWriteSet
): ReadWriteSet {
return {
getNamespaceReadWriteSets: () => {
if (readWriteSet.getDataModel() !== ledger.rwset.TxReadWriteSet.DataModel.KV) {
throw new Error(`Unexpected read/write set data model: ${readWriteSet.getDataModel()}`);
}
return readWriteSet.getNsRwsetList().map(parseNamespaceReadWriteSet);
},
getNamespaceReadWriteSets: () =>
readWriteSet.getNsRwsetList().map(parseNamespaceReadWriteSet),
toProto: () => readWriteSet,
};
}
function parseNamespaceReadWriteSet(nsReadWriteSet: ledger.rwset.NsReadWriteSet): NamespaceReadWriteSet {
function parseNamespaceReadWriteSet(
nsReadWriteSet: ledger.rwset.NsReadWriteSet
): NamespaceReadWriteSet {
return {
getNamespace: () => nsReadWriteSet.getNamespace(),
getReadWriteSet: cache(
() => ledger.rwset.kvrwset.KVRWSet.deserializeBinary(nsReadWriteSet.getRwset_asU8())
getReadWriteSet: cache(() =>
ledger.rwset.kvrwset.KVRWSet.deserializeBinary(
nsReadWriteSet.getRwset_asU8()
)
),
toProto: () => nsReadWriteSet,
};
}
function getTransactionValidationCodes(block: common.Block): Uint8Array {
const metadata = assertDefined(block.getMetadata(), 'Missing block metadata');
return metadata.getMetadataList_asU8()[common.BlockMetadataIndex.TRANSACTIONS_FILTER];
const metadata = assertDefined(
block.getMetadata(),
'Missing block metadata'
);
return assertDefined(
metadata.getMetadataList_asU8()[
common.BlockMetadataIndex.TRANSACTIONS_FILTER
],
'Missing transaction validation code'
);
}
function getPayloads(block: common.Block): common.Payload[] {
return (block.getData()?.getDataList_asU8() ?? [])
.map(bytes => common.Envelope.deserializeBinary(bytes))
.map(envelope => envelope.getPayload_asU8())
.map(bytes => common.Payload.deserializeBinary(bytes));
.map((bytes) => common.Envelope.deserializeBinary(bytes))
.map((envelope) => envelope.getPayload_asU8())
.map((bytes) => common.Payload.deserializeBinary(bytes));
}
function getChannelHeader(payload: common.Payload): common.ChannelHeader {
const header = assertDefined(payload.getHeader(), 'Missing payload header');
return common.ChannelHeader.deserializeBinary(header.getChannelHeader_asU8());
return common.ChannelHeader.deserializeBinary(
header.getChannelHeader_asU8()
);
}
function getSignatureHeader(payload: common.Payload): common.SignatureHeader {
const header = assertDefined(payload.getHeader(), 'Missing payload header');
return common.SignatureHeader.deserializeBinary(header.getSignatureHeader_asU8());
return common.SignatureHeader.deserializeBinary(
header.getSignatureHeader_asU8()
);
}
function getChaincodeActionPayloads(transaction: peer.Transaction): peer.ChaincodeActionPayload[] {
return transaction.getActionsList()
.map(transactionAction => transactionAction.getPayload_asU8())
.map(bytes => peer.ChaincodeActionPayload.deserializeBinary(bytes));
function getChaincodeActionPayloads(
transaction: peer.Transaction
): peer.ChaincodeActionPayload[] {
return transaction
.getActionsList()
.map((transactionAction) => transactionAction.getPayload_asU8())
.map((bytes) => peer.ChaincodeActionPayload.deserializeBinary(bytes));
}

5
off_chain_data/application-typescript/src/connect.ts
View file

@ -70,10 +70,11 @@ async function newIdentity(): Promise<Identity> {
async function newSigner(): Promise<Signer> {
const keyFiles = await fs.readdir(keyDirectoryPath);
if (keyFiles.length === 0) {
const keyFile = keyFiles[0];
if (!keyFile) {
throw new Error(`No private key files found in directory ${keyDirectoryPath}`);
}
const keyPath = path.resolve(keyDirectoryPath, keyFiles[0]);
const keyPath = path.resolve(keyDirectoryPath, keyFile);
const privateKeyPem = await fs.readFile(keyPath);
const privateKey = crypto.createPrivateKey(privateKeyPem);
return signers.newPrivateKeySigner(privateKey);

5
off_chain_data/application-typescript/src/getAllAssets.ts
View file

@ -20,7 +20,10 @@ export async function main(client: Client): Promise<void> {
const smartContract = new AssetTransferBasic(contract);
const assets = await smartContract.getAllAssets();
const assetsJson = JSON.stringify(assets, undefined, 2);
assetsJson.split('\n').forEach(line => console.log(line)); // Write line-by-line to avoid truncation
// Write line-by-line to avoid truncation
assetsJson.split('\n').forEach((line) => {
console.log(line);
});
} finally {
gateway.close();
}

8
off_chain_data/application-typescript/src/listen.ts
View file

@ -87,10 +87,10 @@ export async function main(client: Client): Promise<void> {
const network = gateway.getNetwork(channelName);
const checkpointer = await checkpointers.file(checkpointFile);
console.log(`Starting event listening from block ${checkpointer.getBlockNumber() ?? startBlock}`);
console.log('Starting event listening from block', checkpointer.getBlockNumber() ?? startBlock);
console.log('Last processed transaction ID within block:', checkpointer.getTransactionId());
if (simulatedFailureCount > 0) {
console.log(`Simulating a write failure every ${simulatedFailureCount} transactions`);
console.log('Simulating a write failure every', simulatedFailureCount, 'transactions');
}
const blocks = await network.getBlockEvents({
@ -135,7 +135,7 @@ class BlockProcessor {
async process(): Promise<void> {
const blockNumber = this.#block.getNumber();
console.log(`\nReceived block ${blockNumber}`);
console.log(`\nReceived block ${String(blockNumber)}`);
const validTransactions = this.#getNewTransactions()
.filter(transaction => transaction.isValid());
@ -168,7 +168,7 @@ class BlockProcessor {
const blockTransactionIds = transactions.map(transaction => transaction.getChannelHeader().getTxId());
const lastProcessedIndex = blockTransactionIds.indexOf(lastTransactionId);
if (lastProcessedIndex < 0) {
throw new Error(`Checkpoint transaction ID ${lastTransactionId} not found in block ${this.#block.getNumber()} containing transactions: ${blockTransactionIds.join(', ')}`);
throw new Error(`Checkpoint transaction ID ${lastTransactionId} not found in block ${String(this.#block.getNumber())} containing transactions: ${blockTransactionIds.join(', ')}`);
}
return transactions.slice(lastProcessedIndex + 1);

5
off_chain_data/application-typescript/src/utils.ts
View file

@ -9,7 +9,8 @@
* @param values Candidate elements.
*/
export function randomElement<T>(values: T[]): T {
return values[randomInt(values.length)];
const result = values[randomInt(values.length)];
return assertDefined(result, `Missing element in {String(values)}`);
}
/**
@ -42,7 +43,7 @@ export async function allFulfilled(promises: Promise<unknown>[]): Promise<void>
if (failures.length > 0) {
const failMessages = ' - ' + failures.join('\n - ');
throw new Error(`${failures.length} failures:\n${failMessages}\n`);
throw new Error(`${String(failures.length)} failures:\n${failMessages}\n`);
}
}

16
off_chain_data/application-typescript/tsconfig.json
View file

@ -1,19 +1,15 @@
{
"$schema": "https://json.schemastore.org/tsconfig",
"extends": "@tsconfig/node18/tsconfig.json",
"compilerOptions": {
"outDir": "dist",
"declaration": true,
"declarationMap": true,
"sourceMap": true,
"outDir": "dist",
"rootDir": "src",
"noUnusedLocals": true,
"noImplicitReturns": true
"noImplicitReturns": true,
"noUncheckedIndexedAccess": true,
"forceConsistentCasingInFileNames": true
},
"include": [
"src/"
],
"exclude": [
"src/**/*.spec.ts"
]
"include": ["./src/**/*"],
"exclude": ["./src/**/*.spec.ts"]
}