diff options
| -rw-r--r-- | main.go | 21 |
1 files changed, 19 insertions, 2 deletions
@@ -178,6 +178,12 @@ func main() { Value: defaultLogLevel, }, cli.StringFlag{ + Name: "logfile", + Value: "stderr", + Usage: "filename where logs will be redirected (default stderr)\n\t", + EnvVar: "XDS_LOGFILENAME", + }, + cli.StringFlag{ Name: "url, u", EnvVar: "XDS_AGENT_URL", Value: "localhost:8800", @@ -206,8 +212,8 @@ func main() { // Add --config option to all commands to support --config option either before or after command verb // IOW support following both syntaxes: - // xds-cli exec --config myprj.conf ... - // xds-cli --config myprj.conf exec ... + // xds-cli exec --config myPrj.conf ... + // xds-cli --config myPrj.conf exec ... for i, cmd := range app.Commands { if len(cmd.Flags) > 0 { app.Commands[i].Flags = append(cmd.Flags, cli.StringFlag{Hidden: true, Name: "config, c"}) @@ -277,6 +283,17 @@ func main() { } Log.Formatter = &logrus.TextFormatter{} + if ctx.String("logfile") != "stderr" { + logFile, _ := common.ResolveEnvVar(ctx.String("logfile")) + fdL, err := os.OpenFile(logFile, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0666) + if err != nil { + msgErr := fmt.Sprintf("Cannot create log file %s", logFile) + return cli.NewExitError(msgErr, 1) + } + Log.Infof("Logging to file: %s", logFile) + Log.Out = fdL + } + Log.Infof("%s version: %s", AppName, app.Version) earlyDisplay() Log.Debugf("\nEnvironment: %v\n", os.Environ()) |