func init() {
flag.StringVar(&flagConfig, "c", defaultConfigFile, "configuration file path")
flag.BoolVar(&flagHelp, "h", false, "display this help and exit")
flag.BoolVar(&flagVersion, "V", false, "display software version and exit")
flag.Usage = func() { cmd.PrintUsage(os.Stderr, cmdUsage) }
flag.Parse()
if flagHelp {
cmd.PrintUsage(os.Stdout, cmdUsage)
} else if flagVersion {
cmd.PrintVersion(version, buildDate)
os.Exit(0)
} else if flagConfig == "" {
fmt.Fprintf(os.Stderr, "Error: configuration file path is mandatory\n")
cmd.PrintUsage(os.Stderr, cmdUsage)
}
}
func init() {
flag.StringVar(&flagConfig, "c", defaultConfigFile, "configuration file path")
flag.BoolVar(&flagHelp, "h", false, "display this help and exit")
flag.StringVar(&flagLogPath, "l", defaultLogPath, "log file path")
flag.StringVar(&flagLogLevel, "L", defaultLogLevel, "logging level (error, warning, notice, info, debug)")
flag.BoolVar(&flagVersion, "V", false, "display software version and exit")
flag.Usage = func() { cmd.PrintUsage(os.Stderr, cmdUsage) }
flag.Parse()
if flagHelp {
cmd.PrintUsage(os.Stdout, cmdUsage)
} else if flagVersion {
cmd.PrintVersion(version, buildDate)
connectors := []string{}
for connector := range connector.Connectors {
connectors = append(connectors, connector)
}
sort.Strings(connectors)
fmt.Printf("\nAvailable connectors:\n")
for _, connector := range connectors {
fmt.Printf(" %s\n", connector)
}
os.Exit(0)
} else if flagConfig == "" {
fmt.Fprintf(os.Stderr, "Error: configuration file path is mandatory\n")
cmd.PrintUsage(os.Stderr, cmdUsage)
}
if logLevel, err = logger.GetLevelByName(flagLogLevel); err != nil {
fmt.Fprintf(os.Stderr, "Error: invalid log level `%s'\n", flagLogLevel)
os.Exit(1)
}
}