/
channel.go
360 lines (326 loc) · 9.94 KB
/
channel.go
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package testutils
import (
"context"
"crypto/x509"
"fmt"
"github.com/hyperledger/fabric-config/configtx"
"github.com/hyperledger/fabric-config/configtx/membership"
"github.com/hyperledger/fabric-config/configtx/orderer"
cb "github.com/hyperledger/fabric-protos-go/common"
"github.com/pkg/errors"
"time"
)
type OrdererOrg struct {
mspID string
tlsRootCert *x509.Certificate
signRootCert *x509.Certificate
ordererUrls []string
}
type PeerOrg struct {
mspID string
tlsRootCert *x509.Certificate
signRootCert *x509.Certificate
}
type Consenter struct {
host string
port int
tlsCert *x509.Certificate
}
type channelStore struct {
}
type CreateChannelOptions struct {
consenters []Consenter
peerOrgs []PeerOrg
ordererOrgs []OrdererOrg
name string
}
func (o CreateChannelOptions) validate() error {
if o.name == "" {
return errors.New("name is required")
}
if len(o.consenters) == 0 {
return errors.New("at least 1 consenter is required")
}
if len(o.ordererOrgs) == 0 {
return errors.New("at least 1 orderer org is required")
}
return nil
}
type ChannelOption func(*CreateChannelOptions)
func WithName(name string) ChannelOption {
return func(o *CreateChannelOptions) {
o.name = name
}
}
func WithConsenters(consenters ...Consenter) ChannelOption {
return func(o *CreateChannelOptions) {
o.consenters = consenters
}
}
func WithOrdererOrgs(ordererOrgs ...OrdererOrg) ChannelOption {
return func(o *CreateChannelOptions) {
o.ordererOrgs = ordererOrgs
}
}
func WithPeerOrgs(peerOrgs ...PeerOrg) ChannelOption {
return func(o *CreateChannelOptions) {
o.peerOrgs = peerOrgs
}
}
func CreateConsenter(host string, port int, tlsCert *x509.Certificate) Consenter {
return Consenter{
host: host,
port: port,
tlsCert: tlsCert,
}
}
func CreateOrdererOrg(mspID string, tlsRootCert *x509.Certificate, signRootCert *x509.Certificate, ordererUrls []string) OrdererOrg {
return OrdererOrg{
mspID: mspID,
tlsRootCert: tlsRootCert,
signRootCert: signRootCert,
ordererUrls: ordererUrls,
}
}
func CreatePeerOrg(mspID string, tlsRootCert *x509.Certificate, signRootCert *x509.Certificate) PeerOrg {
return PeerOrg{
mspID: mspID,
tlsRootCert: tlsRootCert,
signRootCert: signRootCert,
}
}
func NewChannelStore() *channelStore {
return &channelStore{}
}
func (s channelStore) GetApplicationChannelBlock(ctx context.Context, opts ...ChannelOption) (*cb.Block, error) {
o := &CreateChannelOptions{
consenters: []Consenter{},
ordererOrgs: []OrdererOrg{},
peerOrgs: []PeerOrg{},
name: "",
}
for _, opt := range opts {
opt(o)
}
err := o.validate()
if err != nil {
return nil, err
}
var ordererOrgs []configtx.Organization
for _, ordOrg := range o.ordererOrgs {
genesisOrdererOrg, err := memberToConfigtxOrg(ordOrg.mspID, ordOrg.tlsRootCert, ordOrg.signRootCert, ordOrg.ordererUrls, []configtx.Address{})
if err != nil {
return nil, err
}
ordererOrgs = append(ordererOrgs, genesisOrdererOrg)
}
var peerOrgs []configtx.Organization
for _, peerOrg := range o.peerOrgs {
anchorPeers := []configtx.Address{}
genesisOrdererOrg, err := memberToConfigtxOrg(peerOrg.mspID, peerOrg.tlsRootCert, peerOrg.signRootCert, []string{}, anchorPeers)
if err != nil {
return nil, err
}
peerOrgs = append(peerOrgs, genesisOrdererOrg)
}
var consenters []orderer.Consenter
for _, consenter := range o.consenters {
genesisConsenter := orderer.Consenter{
Address: orderer.EtcdAddress{
Host: consenter.host,
Port: consenter.port,
},
ClientTLSCert: consenter.tlsCert,
ServerTLSCert: consenter.tlsCert,
}
consenters = append(consenters, genesisConsenter)
}
channelConfig := configtx.Channel{
Orderer: configtx.Orderer{
OrdererType: "etcdraft",
Organizations: ordererOrgs,
EtcdRaft: orderer.EtcdRaft{
Consenters: consenters,
Options: orderer.EtcdRaftOptions{
TickInterval: "500ms",
ElectionTick: 10,
HeartbeatTick: 1,
MaxInflightBlocks: 5,
SnapshotIntervalSize: 16 * 1024 * 1024, // 16 MB
},
},
Policies: map[string]configtx.Policy{
"Readers": {
Type: "ImplicitMeta",
Rule: "ANY Readers",
},
"Writers": {
Type: "ImplicitMeta",
Rule: "ANY Writers",
},
"Admins": {
Type: "ImplicitMeta",
Rule: "MAJORITY Admins",
},
"BlockValidation": {
Type: "ImplicitMeta",
Rule: "ANY Writers",
},
},
Capabilities: []string{"V2_0"},
BatchSize: orderer.BatchSize{
MaxMessageCount: 100,
AbsoluteMaxBytes: 1024 * 1024,
PreferredMaxBytes: 512 * 1024,
},
BatchTimeout: 2 * time.Second,
State: "STATE_NORMAL",
},
Application: configtx.Application{
Organizations: peerOrgs,
Capabilities: []string{"V2_0"},
Policies: map[string]configtx.Policy{
"Readers": {
Type: "ImplicitMeta",
Rule: "ANY Readers",
},
"Writers": {
Type: "ImplicitMeta",
Rule: "ANY Writers",
},
"Admins": {
Type: "ImplicitMeta",
Rule: "MAJORITY Admins",
},
"Endorsement": {
Type: "ImplicitMeta",
Rule: "MAJORITY Endorsement",
},
"LifecycleEndorsement": {
Type: "ImplicitMeta",
Rule: "MAJORITY Endorsement",
},
},
ACLs: defaultACLs(),
},
Capabilities: []string{"V2_0"},
Policies: map[string]configtx.Policy{
"Readers": {
Type: "ImplicitMeta",
Rule: "ANY Readers",
},
"Writers": {
Type: "ImplicitMeta",
Rule: "ANY Writers",
},
"Admins": {
Type: "ImplicitMeta",
Rule: "MAJORITY Admins",
},
},
}
channelID := o.name
genesisBlock, err := configtx.NewApplicationChannelGenesisBlock(channelConfig, channelID)
if err != nil {
return nil, err
}
return genesisBlock, nil
}
func defaultACLs() map[string]string {
return map[string]string{
"_lifecycle/CheckCommitReadiness": "/Channel/Application/Writers",
// ACL policy for _lifecycle's "CommitChaincodeDefinition" function
"_lifecycle/CommitChaincodeDefinition": "/Channel/Application/Writers",
// ACL policy for _lifecycle's "QueryChaincodeDefinition" function
"_lifecycle/QueryChaincodeDefinition": "/Channel/Application/Writers",
// ACL policy for _lifecycle's "QueryChaincodeDefinitions" function
"_lifecycle/QueryChaincodeDefinitions": "/Channel/Application/Writers",
// ---Lifecycle System Chaincode (lscc) function to policy mapping for access control---//
// ACL policy for lscc's "getid" function
"lscc/ChaincodeExists": "/Channel/Application/Readers",
// ACL policy for lscc's "getdepspec" function
"lscc/GetDeploymentSpec": "/Channel/Application/Readers",
// ACL policy for lscc's "getccdata" function
"lscc/GetChaincodeData": "/Channel/Application/Readers",
// ACL Policy for lscc's "getchaincodes" function
"lscc/GetInstantiatedChaincodes": "/Channel/Application/Readers",
// ---Query System Chaincode (qscc) function to policy mapping for access control---//
// ACL policy for qscc's "GetChainInfo" function
"qscc/GetChainInfo": "/Channel/Application/Readers",
// ACL policy for qscc's "GetBlockByNumber" function
"qscc/GetBlockByNumber": "/Channel/Application/Readers",
// ACL policy for qscc's "GetBlockByHash" function
"qscc/GetBlockByHash": "/Channel/Application/Readers",
// ACL policy for qscc's "GetTransactionByID" function
"qscc/GetTransactionByID": "/Channel/Application/Readers",
// ACL policy for qscc's "GetBlockByTxID" function
"qscc/GetBlockByTxID": "/Channel/Application/Readers",
// ---Configuration System Chaincode (cscc) function to policy mapping for access control---//
// ACL policy for cscc's "GetConfigBlock" function
"cscc/GetConfigBlock": "/Channel/Application/Readers",
// ACL policy for cscc's "GetChannelConfig" function
"cscc/GetChannelConfig": "/Channel/Application/Readers",
// ---Miscellaneous peer function to policy mapping for access control---//
// ACL policy for invoking chaincodes on peer
"peer/Propose": "/Channel/Application/Writers",
// ACL policy for chaincode to chaincode invocation
"peer/ChaincodeToChaincode": "/Channel/Application/Writers",
// ---Events resource to policy mapping for access control// // // ---//
// ACL policy for sending block events
"event/Block": "/Channel/Application/Readers",
// ACL policy for sending filtered block events
"event/FilteredBlock": "/Channel/Application/Readers",
}
}
func memberToConfigtxOrg(mspID string, rootTlsCert *x509.Certificate, signTlsCert *x509.Certificate, ordererUrls []string, anchorPeers []configtx.Address) (configtx.Organization, error) {
genesisOrg := configtx.Organization{
Name: mspID,
MSP: configtx.MSP{
Name: mspID,
RootCerts: []*x509.Certificate{signTlsCert},
CryptoConfig: membership.CryptoConfig{},
TLSRootCerts: []*x509.Certificate{rootTlsCert},
TLSIntermediateCerts: nil,
NodeOUs: membership.NodeOUs{
Enable: true,
ClientOUIdentifier: membership.OUIdentifier{
Certificate: signTlsCert,
OrganizationalUnitIdentifier: "client",
},
PeerOUIdentifier: membership.OUIdentifier{
Certificate: signTlsCert,
OrganizationalUnitIdentifier: "peer",
},
AdminOUIdentifier: membership.OUIdentifier{
Certificate: signTlsCert,
OrganizationalUnitIdentifier: "admin",
},
OrdererOUIdentifier: membership.OUIdentifier{
Certificate: signTlsCert,
OrganizationalUnitIdentifier: "orderer",
},
},
},
OrdererEndpoints: ordererUrls,
Policies: map[string]configtx.Policy{
"Admins": {
Type: "Signature",
Rule: fmt.Sprintf("OR('%s.admin')", mspID),
},
"Readers": {
Type: "Signature",
Rule: fmt.Sprintf("OR('%s.member')", mspID),
},
"Writers": {
Type: "Signature",
Rule: fmt.Sprintf("OR('%s.member')", mspID),
},
"Endorsement": {
Type: "Signature",
Rule: fmt.Sprintf("OR('%s.member')", mspID),
},
},
AnchorPeers: anchorPeers,
}
return genesisOrg, nil
}