ctlv3: handle pkg/flags warnings
Signed-off-by: Gyuho Lee <gyuhox@gmail.com>release-3.4
parent
57284aac28
commit
388b7fece6
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@ -101,8 +101,19 @@ type clientConfig struct {
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acfg *authCfg
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}
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type discardValue struct{}
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func (*discardValue) String() string { return "" }
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func (*discardValue) Set(string) error { return nil }
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func (*discardValue) Type() string { return "" }
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func clientConfigFromCmd(cmd *cobra.Command) *clientConfig {
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fs := cmd.InheritedFlags()
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// silence "pkg/flags: unrecognized environment variable ETCDCTL_WATCH_KEY=foo" warnings
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// silence "pkg/flags: unrecognized environment variable ETCDCTL_WATCH_RANGE_END=bar" warnings
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fs.AddFlag(&pflag.Flag{Name: "watch-key", Value: &discardValue{}})
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fs.AddFlag(&pflag.Flag{Name: "watch-range-end", Value: &discardValue{}})
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flags.SetPflagsFromEnv("ETCDCTL", fs)
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debug, err := cmd.Flags().GetBool("debug")
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