loggen

Documentation

Index

• Variables

Variables

var Cmd = &cobra.Command{
	Use:   "loggen",
	Short: "Log Generator",
	Args:  cobra.NoArgs,
	Run: func(c *cobra.Command, args []string) {
		var i int = 0
		if FlagJson {
			var logger zerolog.Logger
			if FlagLogFile != "" {
				f, err := os.OpenFile(FlagLogFile,
					os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
				if err != nil {
					panic(err)
				}
				defer f.Close()
				logger = zerolog.New(f).With().Timestamp().Logger()
				logger.Info().Str("prefix", FlagLogPrefix).Msg("Logging into file " + FlagLogFile)

			} else {
				logger = zerolog.New(os.Stdout).With().Timestamp().Logger()
				logger.Info().Str("prefix", FlagLogPrefix).Msg("Logging into STDOUT")
			}

			if FlagNoError && FlagNoWarn && FlagNoInfo && FlagNoDebug {
				logger.Error().Str("prefix", FlagLogPrefix).Msg("ERROR No logging output enabled.")
				os.Exit(1)
			}

			for {
				time.Sleep(time.Duration(FlagSleepTime) * time.Millisecond)

				randomNumber := rand.Intn(100)
				if randomNumber > 90 && !FlagNoError {
					logger.Error().Str("prefix", FlagLogPrefix).Int("i", i).Msg("An error is usually an exception that has been caught and not handled.")
					i++
					continue
				}
				if randomNumber > 70 && !FlagNoWarn {
					logger.Warn().Str("prefix", FlagLogPrefix).Int("i", i).Msg("WARN A warning that should be ignored is usually at this level and should be actionable.")
					i++
					continue
				}
				if randomNumber > 30 && !FlagNoInfo {
					logger.Info().Str("prefix", FlagLogPrefix).Int("i", i).Msg("INFO This is less important than debug log and is often used to provide context in the current task.")
					i++
					continue
				}
				if !FlagNoDebug {
					logger.Debug().Str("prefix", FlagLogPrefix).Int("i", i).Msg("DEBUG This is a debug log that shows a log that can be ignored.")
					i++
					continue
				}
			}
		} else {
			var logger *log.Logger
			if FlagLogFile != "" {
				f, err := os.OpenFile(FlagLogFile,
					os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
				if err != nil {
					panic(err)
				}
				defer f.Close()
				logger = log.New(f, FlagLogPrefix+" ", log.LstdFlags)
				logger.Println("Logging into file " + FlagLogFile)

			} else {
				logger = log.New(os.Stdout, FlagLogPrefix+" ", log.LstdFlags)
				logger.Println("Logging into STDOUT")
			}

			if FlagNoError && FlagNoWarn && FlagNoInfo && FlagNoDebug {
				logger.Println("ERROR No logging output enabled.")
				os.Exit(1)
			}

			for {
				time.Sleep(time.Duration(FlagSleepTime) * time.Millisecond)

				randomNumber := rand.Intn(100)
				if randomNumber > 90 && !FlagNoError {
					logger.Printf("ERROR An error is usually an exception that has been caught and not handled. (i=%d)\n", i)
					i++
					continue
				}
				if randomNumber > 70 && !FlagNoWarn {
					logger.Printf("WARN A warning that should be ignored is usually at this level and should be actionable. (i=%d)\n", i)
					i++
					continue
				}
				if randomNumber > 30 && !FlagNoInfo {
					logger.Printf("INFO This is less important than debug log and is often used to provide context in the current task (i=%d)\n", i)
					i++
					continue
				}
				if !FlagNoDebug {
					logger.Printf("DEBUG This is a debug log that shows a log that can be ignored. (i=%d)\n", i)
					i++
					continue
				}
			}
		}
	},
}

var FlagJson bool

var FlagLogFile string

var FlagLogPrefix string

var FlagNoDebug bool

var FlagNoError bool

var FlagNoInfo bool

var FlagNoWarn bool

var FlagSleepTime int