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chaincode.go
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chaincode.go
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/*
Copyright IBM Corp. 2017 All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package resourcesconfig
import (
"github.com/hyperledger/fabric/common/channelconfig"
cb "github.com/hyperledger/fabric/protos/common"
pb "github.com/hyperledger/fabric/protos/peer"
"github.com/pkg/errors"
)
type chaincodeProtos struct {
ChaincodeIdentifier *pb.ChaincodeIdentifier
ChaincodeValidation *pb.ChaincodeValidation
ChaincodeEndorsement *pb.ChaincodeEndorsement
}
// ChaincodeGroup represents the ConfigGroup named Chaincodes off the resources group
type ChaincodeGroup struct {
name string
protos *chaincodeProtos
}
// Name returns the name of this chaincode (the name it was put in the ChaincodeRegistry with).
func (cg *ChaincodeGroup) CCName() string {
return cg.name
}
// Hash returns the hash of the chaincode.
func (cg *ChaincodeGroup) Hash() []byte {
return cg.protos.ChaincodeIdentifier.Hash
}
// Version returns the version of the chaincode.
func (cg *ChaincodeGroup) CCVersion() string {
return cg.protos.ChaincodeIdentifier.Version
}
// Validation returns how to validate transactions for this chaincode.
// The string returned is the name of the validation method (usually 'vscc')
// and the bytes returned are the argument to the validation (in the case of
// 'vscc', this is a marshaled pb.VSCCArgs message).
func (cg *ChaincodeGroup) Validation() (string, []byte) {
return cg.protos.ChaincodeValidation.Name, cg.protos.ChaincodeValidation.Argument
}
// Endorsement returns how to endorse proposals for this chaincode.
// The string returns is the name of the endorsement method (usually 'escc').
func (cg *ChaincodeGroup) Endorsement() string {
return cg.protos.ChaincodeEndorsement.Name
}
func newChaincodeGroup(name string, group *cb.ConfigGroup) (*ChaincodeGroup, error) {
if len(group.Groups) > 0 {
return nil, errors.New("chaincode group does not support sub-groups")
}
protos := &chaincodeProtos{}
if err := channelconfig.DeserializeProtoValuesFromGroup(group, protos); err != nil {
logger.Panicf("Programming error in structure definition: %s", err)
}
return &ChaincodeGroup{
name: name,
protos: protos,
}, nil
}