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4c97d4c12b
The high-throughput sample used the deprecated Go SDK. This change updates the sample to use the currently supported Fabric Gateway client API and adds some automated testing to ensure the sample works correctly. Signed-off-by: Mark S. Lewis <Mark.S.Lewis@outlook.com>
93 lines
2.8 KiB
Go
93 lines
2.8 KiB
Go
/*
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Copyright 2020 IBM All Rights Reserved.
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SPDX-License-Identifier: Apache-2.0
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*/
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package main
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import (
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"log"
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"os"
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"time"
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"github.com/hyperledger/fabric-gateway/pkg/client"
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"github.com/hyperledger/fabric-gateway/pkg/hash"
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f "github.com/hyperledger/fabric-samples/high-throughput/application-go/functions"
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)
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func main() {
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var function, variableName, change, sign string
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if len(os.Args) <= 2 {
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log.Println("Usage: function variableName")
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log.Fatalf("functions: update manyUpdates manyUpdatesTraditional get prune delete")
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} else if (os.Args[1] == "update" || os.Args[1] == "manyUpdates" || os.Args[1] == "manyUpdatesTraditional") && len(os.Args) < 5 {
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log.Fatalf("error: provide value and operation")
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} else if len(os.Args) == 3 {
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function = os.Args[1]
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variableName = os.Args[2]
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} else if len(os.Args) == 5 {
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function = os.Args[1]
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variableName = os.Args[2]
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change = os.Args[3]
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sign = os.Args[4]
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}
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clientConnection := newGrpcConnection()
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defer clientConnection.Close()
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gateway, err := client.Connect(
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newIdentity(),
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client.WithSign(newSign()),
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client.WithHash(hash.SHA256),
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client.WithClientConnection(clientConnection),
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client.WithEvaluateTimeout(5*time.Second),
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client.WithEndorseTimeout(15*time.Second),
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client.WithSubmitTimeout(5*time.Second),
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client.WithCommitStatusTimeout(1*time.Minute),
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)
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if err != nil {
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panic(err)
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}
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defer gateway.Close()
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contract := gateway.GetNetwork("mychannel").GetContract("bigdatacc")
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// Handle different functions
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if function == "update" {
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result, err := f.Update(contract, function, variableName, change, sign)
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if err != nil {
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log.Fatalf("error: %v", err)
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}
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log.Println("Value of variable", string(variableName), ": ", string(result))
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} else if function == "delete" || function == "prune" || function == "delstandard" {
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result, err := f.DeletePrune(contract, function, variableName)
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if err != nil {
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log.Fatalf("error: %v", err)
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}
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log.Println(string(result))
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} else if function == "get" || function == "getstandard" {
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result, err := f.Query(contract, function, variableName)
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if err != nil {
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log.Fatalf("error: %v", err)
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}
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log.Println("Value of variable", string(variableName), ": ", string(result))
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} else if function == "manyUpdates" {
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log.Println("submitting 1000 concurrent updates...")
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result, err := f.ManyUpdates(contract, "update", variableName, change, sign)
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if err != nil {
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log.Fatalf("error: %v", err)
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}
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log.Println("Final value of variable", string(variableName), ": ", string(result))
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} else if function == "manyUpdatesTraditional" {
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log.Println("submitting 1000 concurrent updates...")
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result, err := f.ManyUpdates(contract, "putstandard", variableName, change, sign)
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if err != nil {
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log.Fatalf("error: %v", err)
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}
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log.Println("Final value of variable", string(variableName), ": ", string(result))
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}
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}
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