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replace.go
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replace.go
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package consenter
import (
"github.com/gogo/protobuf/proto"
"github.com/hyperledger/fabric-config/configtx"
"github.com/hyperledger/fabric-config/configtx/orderer"
"github.com/hyperledger/fabric-protos-go/common"
"github.com/hyperledger/fabric-sdk-go/pkg/client/resmgmt"
"github.com/hyperledger/fabric-sdk-go/pkg/core/config"
"github.com/hyperledger/fabric-sdk-go/pkg/fab/resource"
"github.com/hyperledger/fabric-sdk-go/pkg/fabsdk"
"github.com/kfsoftware/hlf-operator/controllers/utils"
"github.com/kfsoftware/hlf-operator/kubectl-hlf/cmd/helpers"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"io"
"io/ioutil"
)
type replaceonsenterCmd struct {
configPath string
channelName string
userName string
ordNodeName string
mspID string
output string
}
func (c *replaceonsenterCmd) validate() error {
return nil
}
func (c *replaceonsenterCmd) run() error {
oClient, err := helpers.GetKubeOperatorClient()
if err != nil {
return err
}
clientSet, err := helpers.GetKubeClient()
if err != nil {
return err
}
configBackend := config.FromFile(c.configPath)
sdk, err := fabsdk.New(configBackend)
if err != nil {
return err
}
mspID := c.mspID
org1AdminClientContext := sdk.Context(
fabsdk.WithUser(c.userName),
fabsdk.WithOrg(mspID),
)
resClient, err := resmgmt.New(org1AdminClientContext)
if err != nil {
return err
}
block, err := resClient.QueryConfigBlockFromOrderer(c.channelName)
if err != nil {
return err
}
cfgBlock, err := resource.ExtractConfigFromBlock(block)
if err != nil {
return err
}
cftxGen := configtx.New(cfgBlock)
cfgOrd := cftxGen.Orderer()
ordConf, err := cftxGen.Orderer().Configuration()
ordNode, err := helpers.GetOrdererNodeByFullName(clientSet, oClient, c.ordNodeName)
if err != nil {
return err
}
tlsCert, err := utils.ParseX509Certificate([]byte(ordNode.Status.TlsCert))
if err != nil {
return err
}
ordererHostPort, err := helpers.GetOrdererHostPort(clientSet, ordNode.Item)
if err != nil {
return err
}
log.Infof("Orderer host=%s port=%d", ordererHostPort.Host, ordererHostPort.Port)
for _, consenter := range ordConf.EtcdRaft.Consenters {
if consenter.Address.Host == ordererHostPort.Host && consenter.Address.Port == ordererHostPort.Port {
err = cftxGen.Orderer().RemoveConsenter(consenter)
if err != nil {
return err
}
err = cfgOrd.AddConsenter(orderer.Consenter{
Address: orderer.EtcdAddress{
Host: ordererHostPort.Host,
Port: ordererHostPort.Port,
},
ClientTLSCert: tlsCert,
ServerTLSCert: tlsCert,
})
if err != nil {
return err
}
break
}
}
configUpdateBytes, err := cftxGen.ComputeMarshaledUpdate(c.channelName)
if err != nil {
return err
}
configUpdate := &common.ConfigUpdate{}
err = proto.Unmarshal(configUpdateBytes, configUpdate)
if err != nil {
return err
}
channelConfigBytes, err := helpers.CreateConfigUpdateEnvelope(c.channelName, configUpdate)
if err != nil {
return err
}
err = ioutil.WriteFile(c.output, channelConfigBytes, 0755)
if err != nil {
return err
}
log.Infof("output file: %s", c.output)
return nil
}
func newReplaceConsenterCMD(io.Writer, io.Writer) *cobra.Command {
c := &replaceonsenterCmd{}
cmd := &cobra.Command{
Use: "replace",
RunE: func(cmd *cobra.Command, args []string) error {
if err := c.validate(); err != nil {
return err
}
return c.run()
},
}
persistentFlags := cmd.PersistentFlags()
persistentFlags.StringVarP(&c.channelName, "channel", "", "", "Channel name")
persistentFlags.StringVarP(&c.configPath, "config", "", "", "Configuration file for the SDK")
persistentFlags.StringVarP(&c.mspID, "mspid", "", "", "MSP ID of the organization")
persistentFlags.StringVarP(&c.ordNodeName, "orderer", "", "", "Orderer name")
persistentFlags.StringVarP(&c.userName, "user", "", "", "User name for the transaction")
persistentFlags.StringVarP(&c.output, "output", "o", "", "Output block")
cmd.MarkPersistentFlagRequired("channel")
cmd.MarkPersistentFlagRequired("config")
cmd.MarkPersistentFlagRequired("user")
cmd.MarkPersistentFlagRequired("orderer")
cmd.MarkPersistentFlagRequired("mspid")
cmd.MarkPersistentFlagRequired("output")
return cmd
}