go file to install chaincode

main.go

package chainmgmt

import (
	"net/http"

	"github.com/gin-gonic/gin"
	"github.com/hyperledger/fabric-sdk-go/pkg/client/msp"
	"github.com/hyperledger/fabric-sdk-go/pkg/client/resmgmt"
	"github.com/hyperledger/fabric-sdk-go/pkg/fab/ccpackager/gopackager"
	"github.com/hyperledger/fabric-sdk-go/pkg/fabsdk"
	"themis.xyd.cn/themis/server/ricsdk"
)

// InstallChaincode 安装chaincode
func InstallChaincode(c *gin.Context) {
	sdk := ricsdk.Singleton()

	mspClient, err := msp.New(sdk.Context(), msp.WithOrg("xiaoyudian"))
	err = mspClient.Enroll("admin-xiaoyudian", msp.WithSecret("admin-xiaoyudianpw"))
	admin, err := mspClient.GetSigningIdentity("admin-xiaoyudian")

	adminContext := sdk.Context(fabsdk.WithIdentity(admin))

	resMgmtClient, err := resmgmt.New(adminContext)
	if err != nil {
		c.AbortWithError(http.StatusBadRequest, err)
		return
	}

	ccPkg, err := gopackager.NewCCPackage("themis.xyd.cn/themis/cc/example_cc.go", "")
	if err != nil {
		c.AbortWithError(http.StatusBadRequest, err)
		return
	}

	req := resmgmt.InstallCCRequest{
		Name:    "example_cc",
		Path:    "/opt/gopath/src/themis.xyd.cn/themis/cc",
		Version: "0",
		Package: ccPkg,
	}

	peers := ricsdk.PeersByOrg()["xiaoyudian"]

	responses, err := resMgmtClient.InstallCC(req, resmgmt.WithTargets(peers...))
	if err != nil {
		c.AbortWithError(http.StatusBadRequest, err)
		return
	}

	c.JSON(200, gin.H{
		"message": responses,
	})
}