mirror of
https://github.com/juanfont/headscale.git
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73a00c89ff
This commit tries to detect if users can render colors in their terminal and only enables color logs if that is true. It also adds no-color.org's NO_COLOR env var support to allow it to be disabled.
66 lines
1.4 KiB
Go
66 lines
1.4 KiB
Go
package main
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import (
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"os"
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"time"
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"github.com/efekarakus/termcolor"
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"github.com/juanfont/headscale/cmd/headscale/cli"
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"github.com/rs/zerolog"
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"github.com/rs/zerolog/log"
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"github.com/spf13/viper"
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)
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func main() {
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var colors bool
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switch l := termcolor.SupportLevel(os.Stderr); l {
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case termcolor.Level16M:
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colors = true
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case termcolor.Level256:
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colors = true
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case termcolor.LevelBasic:
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colors = true
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default:
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// no color, return text as is.
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log.Trace().Msg("Colors are not supported, disabling")
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colors = false
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}
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// Adhere to no-color.org manifesto of allowing users to
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// turn off color in cli/services
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if _, noColorIsSet := os.LookupEnv("NO_COLOR"); noColorIsSet {
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log.Trace().Msg("NO_COLOR is set, disabling colors")
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colors = false
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}
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zerolog.TimeFieldFormat = zerolog.TimeFormatUnix
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log.Logger = log.Output(zerolog.ConsoleWriter{
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Out: os.Stdout,
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TimeFormat: time.RFC3339,
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NoColor: !colors,
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})
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err := cli.LoadConfig("")
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if err != nil {
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log.Fatal().Err(err)
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}
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logLevel := viper.GetString("log_level")
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switch logLevel {
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case "trace":
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zerolog.SetGlobalLevel(zerolog.TraceLevel)
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case "debug":
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zerolog.SetGlobalLevel(zerolog.DebugLevel)
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case "info":
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zerolog.SetGlobalLevel(zerolog.InfoLevel)
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case "warn":
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zerolog.SetGlobalLevel(zerolog.WarnLevel)
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case "error":
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zerolog.SetGlobalLevel(zerolog.ErrorLevel)
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default:
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zerolog.SetGlobalLevel(zerolog.DebugLevel)
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}
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cli.Execute()
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}
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