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status.go
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status.go
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/*
Copyright IBM Corp. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package node
import (
"context"
"fmt"
"github.com/golang/protobuf/proto"
"github.com/hyperledger/fabric/common/crypto"
"github.com/hyperledger/fabric/peer/common"
common2 "github.com/hyperledger/fabric/protos/common"
pb "github.com/hyperledger/fabric/protos/peer"
"github.com/hyperledger/fabric/protos/utils"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
func statusCmd() *cobra.Command {
return nodeStatusCmd
}
var nodeStatusCmd = &cobra.Command{
Use: "status",
Short: "Returns status of the node.",
Long: `Returns the status of the running node.`,
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) != 0 {
return fmt.Errorf("trailing args detected: %s", args)
}
// Parsing of the command line is done so silence cmd usage
cmd.SilenceUsage = true
return status()
},
}
func status() (err error) {
adminClient, err := common.GetAdminClient()
if err != nil {
logger.Warningf("%s", err)
fmt.Println(&pb.ServerStatus{Status: pb.ServerStatus_UNKNOWN})
return err
}
signer, err := common.GetDefaultSignerFnc()
if err != nil {
fmt.Println(&pb.ServerStatus{Status: pb.ServerStatus_UNKNOWN})
return errors.Errorf("failed obtaining default signer: %v", err)
}
localSigner := crypto.NewSignatureHeaderCreator(signer)
wrapEnv := func(msg proto.Message) *common2.Envelope {
env, err := utils.CreateSignedEnvelope(common2.HeaderType_PEER_ADMIN_OPERATION, "", localSigner, msg, 0, 0)
if err != nil {
logger.Panicf("Failed signing: %v", err)
}
return env
}
status, err := adminClient.GetStatus(context.Background(), wrapEnv(&pb.AdminOperation{}))
if err != nil {
logger.Infof("Error trying to get status from local peer: %s", err)
err = fmt.Errorf("Error trying to connect to local peer: %s", err)
fmt.Println(&pb.ServerStatus{Status: pb.ServerStatus_UNKNOWN})
return err
}
fmt.Println(status)
return nil
}