mirror of
https://github.com/hyperledger/fabric-samples.git
synced 2026-06-23 01:55:10 +00:00
Nov 14 Update
This commit is contained in:
Fernando Garzon
parent
8f946586bd
commit
d5cd5ed56d
3 changed files with 98 additions and 66 deletions
|
|
@ -200,23 +200,20 @@ func (s *SmartContract) GetAllAssets(ctx contractapi.TransactionContextInterface
|
|||
func (s *SmartContract) SchemaExists(ctx contractapi.TransactionContextInterface, Hash string) (bool, error) {
|
||||
assetJSON, err := ctx.GetStub().GetState(Hash)
|
||||
if err != nil {
|
||||
return false, fmt.Errorf("failed to read from world state: %v", err)
|
||||
return false, fmt.Errorf("failed to read from world state. Schema doesn't exist: %v", err)
|
||||
} else {
|
||||
var schema map[string]interface{}
|
||||
err2 := json.Unmarshal(assetJSON, &schema)
|
||||
if err2 != nil {
|
||||
return false, fmt.Errorf("failed to read from world state: %v", err2)
|
||||
} else if err3, ok := schema["Hash"]; ok {
|
||||
return assetJSON != nil, nil
|
||||
} else {
|
||||
return false, fmt.Errorf("failed to read from world state. Hash passed as parameter may correspond to a Data struct rather than to a Schema: %v", err3)
|
||||
}
|
||||
}
|
||||
|
||||
return assetJSON != nil, nil
|
||||
}
|
||||
|
||||
func (s *SmartContract) CreateNewSchema(ctx contractapi.TransactionContextInterface,
|
||||
version int, newSchemaContent string) error {
|
||||
|
||||
// We assume this new schema is different from what existed previously
|
||||
//exists, err := s.AssetExists(ctx, Id)
|
||||
//if err != nil {
|
||||
// return err
|
||||
//}
|
||||
//if exists {
|
||||
// return fmt.Errorf("the asset %s already exists", Id)
|
||||
//}
|
||||
func (s *SmartContract) CreateNewSchema(ctx contractapi.TransactionContextInterface, newSchemaContent string) error {
|
||||
|
||||
jsonFileContent, err := s.JsonReader(ctx, newSchemaContent)
|
||||
if err != nil {
|
||||
|
|
@ -228,22 +225,35 @@ func (s *SmartContract) CreateNewSchema(ctx contractapi.TransactionContextInterf
|
|||
if exists {
|
||||
return fmt.Errorf("Schema already exists: %v", err)
|
||||
} else {
|
||||
lastSchemaHash = hashContent
|
||||
newSchema := Schema{
|
||||
Version: version,
|
||||
Hash: hashContent,
|
||||
JsonSchemaContent: jsonFileContent,
|
||||
//get previous schema's id
|
||||
assetJSON, err := ctx.GetStub().GetState(lastSchemaHash)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to calculate new schema's version: %v", err)
|
||||
} else {
|
||||
var schema Schema
|
||||
err2 := json.Unmarshal(assetJSON, &schema)
|
||||
if err2 != nil {
|
||||
return fmt.Errorf("failed to read from world state. LastSchemaHash var may be corrupted: %v", err2)
|
||||
} else {
|
||||
version := schema.Version + 1
|
||||
lastSchemaHash = hashContent
|
||||
newSchema := Schema{
|
||||
Version: version,
|
||||
Hash: hashContent,
|
||||
JsonSchemaContent: jsonFileContent,
|
||||
}
|
||||
assetJSON, err := json.Marshal(newSchema)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
err = ctx.GetStub().PutState(newSchema.Hash, assetJSON)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to put to world state. %v", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
assetJSON, err := json.Marshal(newSchema)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
err = ctx.GetStub().PutState(newSchema.Hash, assetJSON)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to put to world state. %v", err)
|
||||
}
|
||||
}
|
||||
|
||||
return nil
|
||||
|
|
@ -252,48 +262,57 @@ func (s *SmartContract) CreateNewSchema(ctx contractapi.TransactionContextInterf
|
|||
|
||||
// GetAllSchemas returns all schemas found in world state
|
||||
|
||||
//func (s *SmartContract) GetAllSchemas(ctx contractapi.TransactionContextInterface) ([]Schema, error) {
|
||||
// range query with empty string for startKey and endKey does an
|
||||
// open-ended query of all schemas in the chaincode namespace.
|
||||
//resultsIterator, err := ctx.GetStub().GetStateByRange("", "")
|
||||
//if err != nil {
|
||||
// return nil, err
|
||||
//}
|
||||
//defer resultsIterator.Close()
|
||||
func (s *SmartContract) GetAllSchemas(ctx contractapi.TransactionContextInterface) ([]*Schema, error) {
|
||||
// range query with empty string for startKey and endKey does an
|
||||
// open-ended query of all schemas in the chaincode namespace.
|
||||
resultsIterator, err := ctx.GetStub().GetStateByRange("", "")
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
defer resultsIterator.Close()
|
||||
|
||||
//var schemaSamples []*Schema
|
||||
//for resultsIterator.HasNext() {
|
||||
// queryResponse, err := resultsIterator.Next()
|
||||
// if err != nil {
|
||||
// return nil, err
|
||||
// }
|
||||
var schemaSamples []*Schema
|
||||
for resultsIterator.HasNext() {
|
||||
queryResponse, err := resultsIterator.Next()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// var schm Schema
|
||||
// err = json.Unmarshal(queryResponse.Value, &schm)
|
||||
// if err != nil {
|
||||
// return nil, err
|
||||
// }
|
||||
// schemaSamples = append(schemaSamples, &schm)
|
||||
//}
|
||||
var schema map[string]interface{}
|
||||
err = json.Unmarshal(queryResponse.Value, &schema)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
} else if _, ok := schema["Hash"]; ok {
|
||||
var schemaStruct Schema
|
||||
err = json.Unmarshal(queryResponse.Value, &schemaStruct)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
} else {
|
||||
schemaSamples = append(schemaSamples, &schemaStruct)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//return schemas, nil
|
||||
//}
|
||||
return schemaSamples, nil
|
||||
}
|
||||
|
||||
// AssetExists returns true when asset with given ID exists in world state
|
||||
func (s *SmartContract) AssetExists(ctx contractapi.TransactionContextInterface, Hash string) (bool, error) {
|
||||
assetJSON, err := ctx.GetStub().GetState(Hash)
|
||||
if err != nil {
|
||||
return false, fmt.Errorf("Failed to read from world state. Asset dosen't exist: %v", err)
|
||||
} else {
|
||||
return false, fmt.Errorf("failed to read from world state. Asset dosen't exist: %v", err)
|
||||
} else if assetJSON != nil {
|
||||
var data map[string]interface{}
|
||||
err2 := json.Unmarshal(assetJSON, &data)
|
||||
if err2 != nil {
|
||||
return false, fmt.Errorf("failed to read from world state: %v", err2)
|
||||
} else if _, ok := data["Id"]; ok {
|
||||
} else if err3, ok := data["Id"]; ok {
|
||||
return assetJSON != nil, nil
|
||||
} else {
|
||||
return false, nil
|
||||
return false, fmt.Errorf("failed to read from world state. Hash passed as parameter may correspond to a Schema struct rather than to a Data Struct: %v", err3)
|
||||
}
|
||||
} else {
|
||||
return assetJSON != nil, nil
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -3,8 +3,12 @@
|
|||
"properties": {
|
||||
"number": { "type": "number" },
|
||||
"street_name": { "type": "string" },
|
||||
"street_type": { "enum": ["Street", "Avenue", "Boulevard"] }
|
||||
"street_type": { "enum": ["Street", "Avenue", "Boulevard"] },
|
||||
"City": {"type": "string"}
|
||||
},
|
||||
"additionalProperties": false,
|
||||
"required": [ "number", "street_name", "street_type"]
|
||||
}
|
||||
"required": [ "number", "street_name", "street_type", "City"]
|
||||
}
|
||||
|
||||
|
||||
"{\"type\": \"object\", \"properties\": { \"number\": { \"type\": \"number\" }, \"street_name\": { \"type\": \"string\" }, \"street_type\": { \"enum\": [\"Street\", \"Avenue\",\"Boulevard\"] }}, \"additionalProperties\": false, \"required\": [ \"number\", \"street_name\", \"city\"]}"
|
||||
|
|
@ -92,22 +92,31 @@ echo "========= CC Query: Get all Schemas ==========="
|
|||
|
||||
peer chaincode query -C mychannel -n basic -c '{"Args":["GetAllSchemas"]}'
|
||||
|
||||
echo "========= Check if sample with id = '00000' Exists ==========="
|
||||
echo "========= Check if sample with Hash Exists ==========="
|
||||
|
||||
peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"AssetExists","Args":["00000"]}'
|
||||
peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"AssetExists","Args":["c838916abe9a4b5d28d7254d84a9c99b42b47a702120ed4486e0069340b7fe30"]}'
|
||||
|
||||
peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"AssetExists","Args":["f59b78913db8949c78129d5afccf155abdd29a4e9a1704463b761c58db64b13d"]}'
|
||||
|
||||
|
||||
echo "========= Check if Schema with specific Hash Exists ==========="
|
||||
|
||||
peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"SchemaExists","Args":["f59b78913db8949c78129d5afccf155abdd29a4e9a1704463b761c58db64b13d"]}'
|
||||
|
||||
peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"SchemaExists","Args":["c838916abe9a4b5d28d7254d84a9c99b42b47a702120ed4486e0069340b7fe30"]}'
|
||||
|
||||
echo "========= Check creation of a new sample wit id = '00001' ==========="
|
||||
|
||||
# peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"CreateDataSample","Args":["docTypeTest2","00001","TestTitle2","Desc2","Neuroscience","TestDOI","www.ncis.edu","TestManifest","TestFootPrint", "Neuroscience, brain", "None", "None", "None","None","None","None","None", "None"]}'
|
||||
peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"CreateDataSample","Args":["juanitoAlimania@blades.com", "Contributor123", "00001", "SDSC", "{ \"number\": 1603, \"street_name\": \"Pennsylvania\", \"street_type\": \"Avenue\"}"]}'
|
||||
|
||||
#peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"CreateDataSample","Args":["UCSD-SDSC", "Contributor123", "PhonyHash!@#$$%#@", "00001", ["DOE FER"]]}'
|
||||
peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"CreateDataSample","Args":["UCSD-SDSC", "Contributor123", "PhonyHash!@#$$%#@", "00001", "/home/chaincode/testFileNewSample.json"]}'
|
||||
echo "========= CC Query: Get all DataSamples ==========="
|
||||
|
||||
peer chaincode query -C mychannel -n basic -c '{"Args":["GetAllAssets"]}'
|
||||
|
||||
#peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile \
|
||||
|
||||
echo "========= Check creation of a new Schema ==========="
|
||||
|
||||
peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"CreateNewSchema","Args":["juanitoAlimania@blades.com", "Contributor123", "00001", "SDSC", "/home/chaincode/NewSchema.json"]}'
|
||||
peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile "${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem" -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt" --peerAddresses localhost:9051 --tlsRootCertFiles "${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt" -c '{"function":"CreateNewSchema","Args":[ "{\"type\": \"object\", \"properties\": { \"number\": { \"type\": \"number\" }, \"street_name\": { \"type\": \"string\" }, \"street_type\": { \"enum\": [\"Street\", \"Avenue\",\"Boulevard\"] }}, \"additionalProperties\": false, \"required\": [ \"number\", \"street_name\", \"City\"]}"]}'
|
||||
|
||||
echo "========= Check creation of a new sample wit id = '00002' based on New Schema ==========="
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue