Ejemplo n.º 1
0
func TestVM_BuildImage_WritingGopathSource(t *testing.T) {
	t.Skip("This can be re-enabled if testing GOPATH writing to tar image.")
	inputbuf := bytes.NewBuffer(nil)
	tw := tar.NewWriter(inputbuf)

	err := cutil.WriteGopathSrc(tw, "")
	if err != nil {
		t.Fail()
		t.Logf("Error writing gopath src: %s", err)
	}
	ioutil.WriteFile("/tmp/chaincode_deployment.tar", inputbuf.Bytes(), 0644)

}
Ejemplo n.º 2
0
func (vm *VM) writePeerPackage(tw *tar.Writer) error {
	startTime := time.Now()

	dockerFileContents := viper.GetString("peer.Dockerfile")
	dockerFileSize := int64(len([]byte(dockerFileContents)))

	tw.WriteHeader(&tar.Header{Name: "Dockerfile", Size: dockerFileSize, ModTime: startTime, AccessTime: startTime, ChangeTime: startTime})
	tw.Write([]byte(dockerFileContents))
	err := cutil.WriteGopathSrc(tw, "")
	if err != nil {
		return fmt.Errorf("Error writing Peer package contents: %s", err)
	}
	return nil
}
Ejemplo n.º 3
0
func (vm *VM) writeObccaPackage(tw *tar.Writer) error {
	startTime := time.Now()

	dockerFileContents := viper.GetString("peer.Dockerfile")
	dockerFileContents = dockerFileContents + "WORKDIR obc-ca\nRUN go install && cp obcca.yaml $GOPATH/bin\n"
	dockerFileSize := int64(len([]byte(dockerFileContents)))

	tw.WriteHeader(&tar.Header{Name: "Dockerfile", Size: dockerFileSize, ModTime: startTime, AccessTime: startTime, ChangeTime: startTime})
	tw.Write([]byte(dockerFileContents))
	err := cutil.WriteGopathSrc(tw, "")
	if err != nil {
		return fmt.Errorf("Error writing obcca package contents: %s", err)
	}
	return nil
}
Ejemplo n.º 4
0
//tw is expected to have the chaincode in it from GenerateHashcode. This method
//will just package rest of the bytes
func writeChaincodePackage(spec *pb.ChaincodeSpec, tw *tar.Writer) error {

	var urlLocation string
	if strings.HasPrefix(spec.ChaincodeID.Path, "http://") {
		urlLocation = spec.ChaincodeID.Path[7:]
	} else if strings.HasPrefix(spec.ChaincodeID.Path, "https://") {
		urlLocation = spec.ChaincodeID.Path[8:]
	} else {
		urlLocation = spec.ChaincodeID.Path
	}

	if urlLocation == "" {
		return fmt.Errorf("empty url location")
	}

	if strings.LastIndex(urlLocation, "/") == len(urlLocation)-1 {
		urlLocation = urlLocation[:len(urlLocation)-1]
	}
	toks := strings.Split(urlLocation, "/")
	if toks == nil || len(toks) == 0 {
		return fmt.Errorf("cannot get path components from %s", urlLocation)
	}

	chaincodeGoName := toks[len(toks)-1]
	if chaincodeGoName == "" {
		return fmt.Errorf("could not get chaincode name from path %s", urlLocation)
	}

	//let the executable's name be chaincode ID's name
	newRunLine := fmt.Sprintf("RUN go install %s && cp src/github.com/openblockchain/obc-peer/openchain.yaml $GOPATH/bin && mv $GOPATH/bin/%s $GOPATH/bin/%s", urlLocation, chaincodeGoName, spec.ChaincodeID.Name)

	dockerFileContents := fmt.Sprintf("%s\n%s", viper.GetString("chaincode.golang.Dockerfile"), newRunLine)
	dockerFileSize := int64(len([]byte(dockerFileContents)))

	//Make headers identical by using zero time
	var zeroTime time.Time
	tw.WriteHeader(&tar.Header{Name: "Dockerfile", Size: dockerFileSize, ModTime: zeroTime, AccessTime: zeroTime, ChangeTime: zeroTime})
	tw.Write([]byte(dockerFileContents))
	err := cutil.WriteGopathSrc(tw, urlLocation)
	if err != nil {
		return fmt.Errorf("Error writing Chaincode package contents: %s", err)
	}
	return nil
}