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mockpeer.go
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mockpeer.go
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/*
Copyright SecureKey Technologies Inc. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package mocks
// TODO: Move protos to this library
import (
reqContext "context"
"encoding/pem"
"sync"
"github.com/golang/protobuf/proto"
"github.com/fabric-creed/fabric-protos-go/ledger/rwset/kvrwset"
pb "github.com/fabric-creed/fabric-protos-go/peer"
"github.com/fabric-creed/fabric-sdk-go/internal/github.com/hyperledger/fabric/core/ledger/kvledger/txmgmt/rwsetutil"
"github.com/fabric-creed/fabric-sdk-go/pkg/common/providers/fab"
)
// MockPeer is a mock fabricsdk.Peer.
type MockPeer struct {
RWLock *sync.RWMutex
Error error
MockName string
MockURL string
MockRoles []string
MockCert *pem.Block
Payload []byte
ResponseMessage string
MockMSP string
Status int32
ProcessProposalCalls int
Endorser []byte
ChaincodeID string
RwSets []*rwsetutil.NsRwSet
properties fab.Properties
}
// NewMockPeer creates basic mock peer
func NewMockPeer(name string, url string) *MockPeer {
mp := &MockPeer{MockName: name, MockMSP: "Org1MSP", MockURL: url, Status: 200, RWLock: &sync.RWMutex{}}
return mp
}
// Name returns the mock peer's mock name
func (p *MockPeer) Name() string {
return p.MockName
}
// SetName sets the mock peer's mock name
func (p *MockPeer) SetName(name string) {
p.MockName = name
}
// MSPID gets the Peer mspID.
func (p *MockPeer) MSPID() string {
return p.MockMSP
}
// SetMSPID sets the Peer mspID.
func (p *MockPeer) SetMSPID(mspID string) {
p.MockMSP = mspID
}
// Properties returns the peer's properties
func (p *MockPeer) Properties() fab.Properties {
return p.properties
}
// SetProperties sets the peer's properties
func (p *MockPeer) SetProperties(properties fab.Properties) {
p.properties = properties
}
// EnrollmentCertificate returns the mock peer's mock enrollment certificate
func (p *MockPeer) EnrollmentCertificate() *pem.Block {
return p.MockCert
}
// SetEnrollmentCertificate sets the mock peer's mock enrollment certificate
func (p *MockPeer) SetEnrollmentCertificate(pem *pem.Block) {
p.MockCert = pem
}
// URL returns the mock peer's mock URL
func (p *MockPeer) URL() string {
return p.MockURL
}
// ProcessTransactionProposal does not send anything anywhere but returns an empty mock ProposalResponse
func (p *MockPeer) ProcessTransactionProposal(ctx reqContext.Context, tp fab.ProcessProposalRequest) (*fab.TransactionProposalResponse, error) {
if p.RWLock != nil {
p.RWLock.Lock()
defer p.RWLock.Unlock()
}
p.ProcessProposalCalls++
return &fab.TransactionProposalResponse{
Endorser: p.MockURL,
Status: p.Status,
ProposalResponse: &pb.ProposalResponse{
Response: &pb.Response{
Message: p.ResponseMessage,
Status: p.Status,
Payload: p.Payload,
},
Endorsement: &pb.Endorsement{
Endorser: p.Endorser,
Signature: []byte("signature"),
},
Payload: p.getProposalResponsePayload(),
},
}, p.Error
}
// SetChaincodeID sets the ID of the chaincode that was invoked. This ID will be
// set in the ChaincodeAction of the proposal response payload.
func (p *MockPeer) SetChaincodeID(ccID string) {
p.ChaincodeID = ccID
}
// SetRwSets sets the read-write sets that will be set in the proposal response payload
func (p *MockPeer) SetRwSets(rwSets ...*rwsetutil.NsRwSet) {
p.RwSets = rwSets
}
// NewRwSet returns a new read-write set for the given chaincode
func NewRwSet(ccID string) *rwsetutil.NsRwSet {
return &rwsetutil.NsRwSet{
NameSpace: ccID,
KvRwSet: &kvrwset.KVRWSet{},
CollHashedRwSets: nil,
}
}
func (p *MockPeer) getProposalResponsePayload() []byte {
if len(p.RwSets) == 0 && p.ChaincodeID != "" {
// Create one RWSet from the specified chaincode ID
p.SetRwSets(NewRwSet(p.ChaincodeID))
}
if p.ChaincodeID == "" && len(p.RwSets) > 0 {
// Set the chaincode ID to be that of the namespace of the first RWSet
p.ChaincodeID = p.RwSets[0].NameSpace
}
var err error
var resultBytes []byte
if len(p.RwSets) > 0 {
txRWSet := &rwsetutil.TxRwSet{
NsRwSets: p.RwSets,
}
resultBytes, err = txRWSet.ToProtoBytes()
if err != nil {
panic(err)
}
}
var chaincodeActionBytes []byte
if p.ChaincodeID != "" {
chaincodeAction := &pb.ChaincodeAction{
ChaincodeId: &pb.ChaincodeID{Name: p.ChaincodeID},
Events: nil,
Response: &pb.Response{
Message: p.ResponseMessage,
Status: p.Status,
Payload: p.Payload,
},
Results: resultBytes,
}
chaincodeActionBytes, err = proto.Marshal(chaincodeAction)
if err != nil {
panic(err)
}
}
prp := &pb.ProposalResponsePayload{
Extension: chaincodeActionBytes,
}
payloadBytes, err := proto.Marshal(prp)
if err != nil {
panic(err)
}
return payloadBytes
}