Golang语言在区块链去中心化应用中的实战指导

import "github.com/hyperledger/fabric/core/chaincode/shim"

func main() {
    shim.Start(new(MyChaincode))
}

type MyChaincode struct {
}

func (t *MyChaincode) Init(stub shim.ChaincodeStubInterface) error {
    return nil
}

func (t *MyChaincode) Invoke(stub shim.ChaincodeStubInterface) error {
    fcn, params := stub.GetFunctionAndParameters()

    switch fcn {
    case "set":
        return t.set(stub, params)
    case "get":
        return t.get(stub, params)
    }

    return nil
}

import "github.com/hyperledger/fabric-sdk-go/pkg/client/channel"

func connect(networkID string) (*channel.Client, error) {
    client, err := channel.New(
        channel.WithUser("User1"),
        channel.WithOrg("Org1"),
        channel.WithOrderer("orderer.example.com"),
        channel.WithDiscoveryEndpoint("example.com:7051"),
        channel.WithNetworkConfig(networkID),
    )

    return client, err
}