// RegisterSysCC registers the given system chaincode with the peer
func RegisterSysCC(syscc *SystemChaincode) error {
if peer.SecurityEnabled() {
sysccLogger.Warning(fmt.Sprintf("Currently system chaincode does support security(%s,%s)", syscc.Name, syscc.Path))
return nil
}
if !syscc.Enabled || !isWhitelisted(syscc) {
sysccLogger.Info(fmt.Sprintf("system chaincode (%s,%s) disabled", syscc.Name, syscc.Path))
return nil
}
err := inproccontroller.Register(syscc.Path, syscc.Chaincode)
if err != nil {
errStr := fmt.Sprintf("could not register (%s,%v): %s", syscc.Path, syscc, err)
sysccLogger.Error(errStr)
return fmt.Errorf(errStr)
}
chaincodeID := &protos.ChaincodeID{Path: syscc.Path, Name: syscc.Name}
spec := protos.ChaincodeSpec{Type: protos.ChaincodeSpec_Type(protos.ChaincodeSpec_Type_value["GOLANG"]), ChaincodeID: chaincodeID, CtorMsg: &protos.ChaincodeInput{Args: syscc.InitArgs}}
if deployErr := deploySysCC(context.Background(), &spec); deployErr != nil {
errStr := fmt.Sprintf("deploy chaincode failed: %s", deployErr)
sysccLogger.Error(errStr)
return fmt.Errorf(errStr)
}
sysccLogger.Info("system chaincode %s(%s) registered", syscc.Name, syscc.Path)
return err
}
// Deploy deploys the supplied chaincode image to the validators through a transaction
func (d *Devops) Deploy(ctx context.Context, spec *pb.ChaincodeSpec) (*pb.ChaincodeDeploymentSpec, error) {
// get the deployment spec
chaincodeDeploymentSpec, err := d.getChaincodeBytes(ctx, spec)
if err != nil {
devopsLogger.Error(fmt.Sprintf("Error deploying chaincode spec: %v\n\n error: %s", spec, err))
return nil, err
}
// Now create the Transactions message and send to Peer.
transID := chaincodeDeploymentSpec.ChaincodeSpec.ChaincodeID.Name
var tx *pb.Transaction
var sec crypto.Client
if peer.SecurityEnabled() {
if devopsLogger.IsEnabledFor(logging.DEBUG) {
devopsLogger.Debugf("Initializing secure devops using context %s", spec.SecureContext)
}
sec, err = crypto.InitClient(spec.SecureContext, nil)
defer crypto.CloseClient(sec)
// remove the security context since we are no longer need it down stream
spec.SecureContext = ""
if nil != err {
return nil, err
}
if devopsLogger.IsEnabledFor(logging.DEBUG) {
devopsLogger.Debugf("Creating secure transaction %s", transID)
}
tx, err = sec.NewChaincodeDeployTransaction(chaincodeDeploymentSpec, transID, spec.Attributes...)
if nil != err {
return nil, err
}
} else {
if devopsLogger.IsEnabledFor(logging.DEBUG) {
devopsLogger.Debugf("Creating deployment transaction (%s)", transID)
}
tx, err = pb.NewChaincodeDeployTransaction(chaincodeDeploymentSpec, transID)
if err != nil {
return nil, fmt.Errorf("Error deploying chaincode: %s ", err)
}
}
if devopsLogger.IsEnabledFor(logging.DEBUG) {
devopsLogger.Debugf("Sending deploy transaction (%s) to validator", tx.Uuid)
}
resp := d.coord.ExecuteTransaction(tx)
if resp.Status == pb.Response_FAILURE {
err = fmt.Errorf(string(resp.Msg))
}
return chaincodeDeploymentSpec, err
}
func (d *Devops) invokeOrQuery(ctx context.Context, chaincodeInvocationSpec *pb.ChaincodeInvocationSpec, attributes []string, invoke bool) (*pb.Response, error) {
if chaincodeInvocationSpec.ChaincodeSpec.ChaincodeID.Name == "" {
return nil, fmt.Errorf("name not given for invoke/query")
}
// Now create the Transactions message and send to Peer.
var customIDgenAlg = strings.ToLower(chaincodeInvocationSpec.IdGenerationAlg)
var id string
var generr error
if customIDgenAlg != "" {
id, generr = util.GenerateIDWithAlg(customIDgenAlg, chaincodeInvocationSpec.ChaincodeSpec.CtorMsg.Args[0])
if generr != nil {
return nil, generr
}
} else {
id = util.GenerateUUID()
}
devopsLogger.Infof("Transaction ID: %v", id)
var transaction *pb.Transaction
var err error
var sec crypto.Client
if peer.SecurityEnabled() {
if devopsLogger.IsEnabledFor(logging.DEBUG) {
devopsLogger.Debugf("Initializing secure devops using context %s", chaincodeInvocationSpec.ChaincodeSpec.SecureContext)
}
sec, err = crypto.InitClient(chaincodeInvocationSpec.ChaincodeSpec.SecureContext, nil)
defer crypto.CloseClient(sec)
// remove the security context since we are no longer need it down stream
chaincodeInvocationSpec.ChaincodeSpec.SecureContext = ""
if nil != err {
return nil, err
}
}
transaction, err = d.createExecTx(chaincodeInvocationSpec, attributes, id, invoke, sec)
if err != nil {
return nil, err
}
if devopsLogger.IsEnabledFor(logging.DEBUG) {
devopsLogger.Debugf("Sending invocation transaction (%s) to validator", transaction.Uuid)
}
resp := d.coord.ExecuteTransaction(transaction)
if resp.Status == pb.Response_FAILURE {
err = fmt.Errorf(string(resp.Msg))
} else {
if !invoke && nil != sec && viper.GetBool("security.privacy") {
if resp.Msg, err = sec.DecryptQueryResult(transaction, resp.Msg); nil != err {
devopsLogger.Errorf("Failed decrypting query transaction result %s", string(resp.Msg[:]))
//resp = &pb.Response{Status: pb.Response_FAILURE, Msg: []byte(err.Error())}
}
}
}
return resp, err
}