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author | Duco van Amstel <helcaraxan@gmail.com> | 2018-11-18 17:55:05 +0000 |
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committer | Wim <wim@42.be> | 2018-11-25 21:21:04 +0100 |
commit | 09875fe1603307080f3a4172985c5dca3bd9912d (patch) | |
tree | a23220772f6f6597d509ca71b2df3480a77b8076 /vendor/github.com/mattermost/mattermost-server/mlog/log.go | |
parent | f716b8fc0ff90f47b61e218ef34019b38bd70e0d (diff) | |
download | matterbridge-msglm-09875fe1603307080f3a4172985c5dca3bd9912d.tar.gz matterbridge-msglm-09875fe1603307080f3a4172985c5dca3bd9912d.tar.bz2 matterbridge-msglm-09875fe1603307080f3a4172985c5dca3bd9912d.zip |
Update direct dependencies where possible
Diffstat (limited to 'vendor/github.com/mattermost/mattermost-server/mlog/log.go')
-rw-r--r-- | vendor/github.com/mattermost/mattermost-server/mlog/log.go | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/vendor/github.com/mattermost/mattermost-server/mlog/log.go b/vendor/github.com/mattermost/mattermost-server/mlog/log.go new file mode 100644 index 00000000..e3bc38d8 --- /dev/null +++ b/vendor/github.com/mattermost/mattermost-server/mlog/log.go @@ -0,0 +1,173 @@ +// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved. +// See License.txt for license information. + +package mlog + +import ( + "io" + "log" + "os" + + "go.uber.org/zap" + "go.uber.org/zap/zapcore" + "gopkg.in/natefinch/lumberjack.v2" +) + +const ( + // Very verbose messages for debugging specific issues + LevelDebug = "debug" + // Default log level, informational + LevelInfo = "info" + // Warnings are messages about possible issues + LevelWarn = "warn" + // Errors are messages about things we know are problems + LevelError = "error" +) + +// Type and function aliases from zap to limit the libraries scope into MM code +type Field = zapcore.Field + +var Int64 = zap.Int64 +var Int = zap.Int +var Uint32 = zap.Uint32 +var String = zap.String +var Any = zap.Any +var Err = zap.Error +var Bool = zap.Bool + +type LoggerConfiguration struct { + EnableConsole bool + ConsoleJson bool + ConsoleLevel string + EnableFile bool + FileJson bool + FileLevel string + FileLocation string +} + +type Logger struct { + zap *zap.Logger + consoleLevel zap.AtomicLevel + fileLevel zap.AtomicLevel +} + +func getZapLevel(level string) zapcore.Level { + switch level { + case LevelInfo: + return zapcore.InfoLevel + case LevelWarn: + return zapcore.WarnLevel + case LevelDebug: + return zapcore.DebugLevel + case LevelError: + return zapcore.ErrorLevel + default: + return zapcore.InfoLevel + } +} + +func makeEncoder(json bool) zapcore.Encoder { + encoderConfig := zap.NewProductionEncoderConfig() + if json { + return zapcore.NewJSONEncoder(encoderConfig) + } + + encoderConfig.EncodeTime = zapcore.ISO8601TimeEncoder + return zapcore.NewConsoleEncoder(encoderConfig) +} + +func NewLogger(config *LoggerConfiguration) *Logger { + cores := []zapcore.Core{} + logger := &Logger{ + consoleLevel: zap.NewAtomicLevelAt(getZapLevel(config.ConsoleLevel)), + fileLevel: zap.NewAtomicLevelAt(getZapLevel(config.FileLevel)), + } + + if config.EnableConsole { + writer := zapcore.Lock(os.Stdout) + core := zapcore.NewCore(makeEncoder(config.ConsoleJson), writer, logger.consoleLevel) + cores = append(cores, core) + } + + if config.EnableFile { + writer := zapcore.AddSync(&lumberjack.Logger{ + Filename: config.FileLocation, + MaxSize: 100, + Compress: true, + }) + core := zapcore.NewCore(makeEncoder(config.FileJson), writer, logger.fileLevel) + cores = append(cores, core) + } + + combinedCore := zapcore.NewTee(cores...) + + logger.zap = zap.New(combinedCore, + zap.AddCallerSkip(1), + zap.AddCaller(), + ) + + return logger +} + +func (l *Logger) ChangeLevels(config *LoggerConfiguration) { + l.consoleLevel.SetLevel(getZapLevel(config.ConsoleLevel)) + l.fileLevel.SetLevel(getZapLevel(config.FileLevel)) +} + +func (l *Logger) SetConsoleLevel(level string) { + l.consoleLevel.SetLevel(getZapLevel(level)) +} + +func (l *Logger) With(fields ...Field) *Logger { + newlogger := *l + newlogger.zap = newlogger.zap.With(fields...) + return &newlogger +} + +func (l *Logger) StdLog(fields ...Field) *log.Logger { + return zap.NewStdLog(l.With(fields...).zap.WithOptions(getStdLogOption())) +} + +// StdLogWriter returns a writer that can be hooked up to the output of a golang standard logger +// anything written will be interpreted as log entries accordingly +func (l *Logger) StdLogWriter() io.Writer { + newLogger := *l + newLogger.zap = newLogger.zap.WithOptions(zap.AddCallerSkip(4), getStdLogOption()) + f := newLogger.Info + return &loggerWriter{f} +} + +func (l *Logger) WithCallerSkip(skip int) *Logger { + newlogger := *l + newlogger.zap = newlogger.zap.WithOptions(zap.AddCallerSkip(skip)) + return &newlogger +} + +// Made for the plugin interface, wraps mlog in a simpler interface +// at the cost of performance +func (l *Logger) Sugar() *SugarLogger { + return &SugarLogger{ + wrappedLogger: l, + zapSugar: l.zap.Sugar(), + } +} + +func (l *Logger) Debug(message string, fields ...Field) { + l.zap.Debug(message, fields...) +} + +func (l *Logger) Info(message string, fields ...Field) { + l.zap.Info(message, fields...) +} + +func (l *Logger) Warn(message string, fields ...Field) { + l.zap.Warn(message, fields...) +} + +func (l *Logger) Error(message string, fields ...Field) { + l.zap.Error(message, fields...) +} + +func (l *Logger) Critical(message string, fields ...Field) { + l.zap.Error(message, fields...) +} |