mirror of
https://github.com/woodpecker-ci/woodpecker.git
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105 lines
2.8 KiB
Go
105 lines
2.8 KiB
Go
// Copyright 2023 Woodpecker Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package logger
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import (
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"fmt"
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"io"
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"os"
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"github.com/6543/logfile-open"
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"github.com/rs/zerolog"
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"github.com/rs/zerolog/log"
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"github.com/urfave/cli/v2"
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)
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var GlobalLoggerFlags = []cli.Flag{
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&cli.StringFlag{
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EnvVars: []string{"WOODPECKER_LOG_LEVEL"},
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Name: "log-level",
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Usage: "set logging level",
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Value: "info",
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},
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&cli.StringFlag{
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EnvVars: []string{"WOODPECKER_LOG_FILE"},
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Name: "log-file",
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Usage: "Output destination for logs. 'stdout' and 'stderr' can be used as special keywords.",
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Value: "stderr",
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},
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&cli.BoolFlag{
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EnvVars: []string{"WOODPECKER_DEBUG_PRETTY"},
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Name: "pretty",
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Usage: "enable pretty-printed debug output",
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Value: isInteractiveTerminal(), // make pretty on interactive terminal by default
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},
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&cli.BoolFlag{
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EnvVars: []string{"WOODPECKER_DEBUG_NOCOLOR"},
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Name: "nocolor",
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Usage: "disable colored debug output, only has effect if pretty output is set too",
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Value: !isInteractiveTerminal(), // do color on interactive terminal by default
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},
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}
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func SetupGlobalLogger(c *cli.Context, outputLvl bool) error {
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logLevel := c.String("log-level")
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pretty := c.Bool("pretty")
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noColor := c.Bool("nocolor")
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logFile := c.String("log-file")
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var file io.ReadWriteCloser
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switch logFile {
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case "", "stderr": // default case
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file = os.Stderr
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case "stdout":
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file = os.Stdout
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default: // a file was set
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openFile, err := logfile.OpenFileWithContext(c.Context, logFile, 0o660)
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if err != nil {
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return fmt.Errorf("could not open log file '%s': %w", logFile, err)
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}
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file = openFile
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noColor = true
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}
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log.Logger = zerolog.New(file).With().Timestamp().Logger()
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if pretty {
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log.Logger = log.Output(
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zerolog.ConsoleWriter{
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Out: file,
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NoColor: noColor,
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},
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)
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}
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// TODO: format output & options to switch to json aka. option to add channels to send logs to
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lvl, err := zerolog.ParseLevel(logLevel)
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if err != nil {
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return fmt.Errorf("unknown logging level: %s", logLevel)
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}
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zerolog.SetGlobalLevel(lvl)
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// if debug or trace also log the caller
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if zerolog.GlobalLevel() <= zerolog.DebugLevel {
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log.Logger = log.With().Caller().Logger()
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}
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if outputLvl {
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log.Info().Msgf("log level: %s", zerolog.GlobalLevel().String())
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}
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return nil
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}
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