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signconfigtx.go
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signconfigtx.go
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/*
Copyright IBM Corp. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package channel
import (
"io/ioutil"
"github.com/hyperledger/fabric/protos/utils"
"github.com/spf13/cobra"
)
func signconfigtxCmd(cf *ChannelCmdFactory) *cobra.Command {
signconfigtxCmd := &cobra.Command{
Use: "signconfigtx",
Short: "Signs a configtx update.",
Long: "Signs the supplied configtx update file in place on the filesystem. Requires '-f'.",
RunE: func(cmd *cobra.Command, args []string) error {
return sign(cmd, args, cf)
},
}
flagList := []string{
"file",
}
attachFlags(signconfigtxCmd, flagList)
return signconfigtxCmd
}
func sign(cmd *cobra.Command, args []string, cf *ChannelCmdFactory) error {
if channelTxFile == "" {
return InvalidCreateTx("No configtx file name supplied")
}
var err error
if cf == nil {
cf, err = InitCmdFactory(EndorserNotRequired, OrdererNotRequired)
if err != nil {
return err
}
}
fileData, err := ioutil.ReadFile(channelTxFile)
if err != nil {
return ConfigTxFileNotFound(err.Error())
}
ctxEnv, err := utils.UnmarshalEnvelope(fileData)
if err != nil {
return err
}
sCtxEnv, err := sanityCheckAndSignConfigTx(ctxEnv)
if err != nil {
return err
}
sCtxEnvData := utils.MarshalOrPanic(sCtxEnv)
return ioutil.WriteFile(channelTxFile, sCtxEnvData, 0660)
}