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ctlv3: add '--debug' flag (to enable grpclog)

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By default, grpclog is disabled. It should be configurable
for debugging purposes, as we did in v2.

Signed-off-by: Gyu-Ho Lee <gyuhox@gmail.com>
This commit is contained in:
Gyu-Ho Lee 2017-04-05 10:45:52 -07:00
parent 83577a5d08
commit 7388911e0c
2 changed files with 13 additions and 0 deletions
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12
etcdctl/ctlv3/command/global.go
View File

@ -19,6 +19,8 @@ import (
"errors"
"io"
"io/ioutil"
"log"
"os"
"strings"
"time"
@ -44,6 +46,8 @@ type GlobalFlags struct {
IsHex bool
User string
Debug bool
}
type secureCfg struct {
@ -79,6 +83,14 @@ func initDisplayFromCmd(cmd *cobra.Command) {
func mustClientFromCmd(cmd *cobra.Command) *clientv3.Client {
flags.SetPflagsFromEnv("ETCDCTL", cmd.InheritedFlags())
debug, derr := cmd.Flags().GetBool("debug")
if derr != nil {
ExitWithError(ExitError, derr)
}
if debug {
clientv3.SetLogger(log.New(os.Stderr, "grpc: ", 0))
}
endpoints, err := cmd.Flags().GetStringSlice("endpoints")
if err != nil {
ExitWithError(ExitError, err)

1
etcdctl/ctlv3/ctl.go
View File

@ -44,6 +44,7 @@ var (
func init() {
rootCmd.PersistentFlags().StringSliceVar(&globalFlags.Endpoints, "endpoints", []string{"127.0.0.1:2379"}, "gRPC endpoints")
rootCmd.PersistentFlags().BoolVar(&globalFlags.Debug, "debug", false, "enable client-side debug logging")
rootCmd.PersistentFlags().StringVarP(&globalFlags.OutputFormat, "write-out", "w", "simple", "set the output format (fields, json, protobuf, simple, table)")
rootCmd.PersistentFlags().BoolVar(&globalFlags.IsHex, "hex", false, "print byte strings as hex encoded strings")