github.com/adnan-c/fabric_e2e_couchdb@v0.6.1-preview.0.20170228180935-21ce6b23cf91/core/chaincode/platforms/golang/package.go (about)

     1  /*
     2  Copyright IBM Corp. 2016 All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8  		 http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package golang
    18  
    19  import (
    20  	"archive/tar"
    21  	"fmt"
    22  
    23  	cutil "github.com/hyperledger/fabric/core/container/util"
    24  	pb "github.com/hyperledger/fabric/protos/peer"
    25  )
    26  
    27  //tw is expected to have the chaincode in it from GenerateHashcode. This method
    28  //will just package rest of the bytes
    29  func writeChaincodePackage(spec *pb.ChaincodeSpec, tw *tar.Writer) error {
    30  
    31  	urlLocation, err := decodeUrl(spec)
    32  	if err != nil {
    33  		return fmt.Errorf("could not decode url: %s", err)
    34  	}
    35  
    36  	err = cutil.WriteGopathSrc(tw, urlLocation)
    37  	if err != nil {
    38  		return fmt.Errorf("Error writing Chaincode package contents: %s", err)
    39  	}
    40  	return nil
    41  }