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663bdf3399
Signed-off-by: yah01 <yang.cen@zilliz.com> Signed-off-by: yah01 <yang.cen@zilliz.com>
111 lines
3.7 KiB
Go
111 lines
3.7 KiB
Go
// Copyright 2019 PingCAP, Inc.
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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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// See the License for the specific language governing permissions and
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// limitations under the License.
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package log
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import (
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"time"
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"go.uber.org/zap"
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"go.uber.org/zap/zapcore"
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)
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const (
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defaultLogMaxSize = 300 // MB
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)
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// FileLogConfig serializes file log related config in toml/json.
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type FileLogConfig struct {
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// Log rootpath
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RootPath string `toml:"rootpath" json:"rootpath"`
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// Log filename, leave empty to disable file log.
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Filename string `toml:"filename" json:"filename"`
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// Max size for a single file, in MB.
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MaxSize int `toml:"max-size" json:"max-size"`
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// Max log keep days, default is never deleting.
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MaxDays int `toml:"max-days" json:"max-days"`
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// Maximum number of old log files to retain.
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MaxBackups int `toml:"max-backups" json:"max-backups"`
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}
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// Config serializes log related config in toml/json.
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type Config struct {
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// Log level.
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Level string `toml:"level" json:"level"`
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// grpc log level
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GrpcLevel string `toml:"grpc-level" json:"grpc-level"`
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// Log format. one of json, text, or console.
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Format string `toml:"format" json:"format"`
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// Disable automatic timestamps in output.
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DisableTimestamp bool `toml:"disable-timestamp" json:"disable-timestamp"`
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// File log config.
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File FileLogConfig `toml:"file" json:"file"`
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// Development puts the logger in development mode, which changes the
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// behavior of DPanicLevel and takes stacktraces more liberally.
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Development bool `toml:"development" json:"development"`
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// DisableCaller stops annotating logs with the calling function's file
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// name and line number. By default, all logs are annotated.
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DisableCaller bool `toml:"disable-caller" json:"disable-caller"`
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// DisableStacktrace completely disables automatic stacktrace capturing. By
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// default, stacktraces are captured for WarnLevel and above logs in
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// development and ErrorLevel and above in production.
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DisableStacktrace bool `toml:"disable-stacktrace" json:"disable-stacktrace"`
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// DisableErrorVerbose stops annotating logs with the full verbose error
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// message.
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DisableErrorVerbose bool `toml:"disable-error-verbose" json:"disable-error-verbose"`
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// SamplingConfig sets a sampling strategy for the logger. Sampling caps the
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// global CPU and I/O load that logging puts on your process while attempting
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// to preserve a representative subset of your logs.
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//
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// Values configured here are per-second. See zapcore.NewSampler for details.
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Sampling *zap.SamplingConfig `toml:"sampling" json:"sampling"`
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}
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// ZapProperties records some information about zap.
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type ZapProperties struct {
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Core zapcore.Core
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Syncer zapcore.WriteSyncer
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Level zap.AtomicLevel
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}
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func newZapTextEncoder(cfg *Config) zapcore.Encoder {
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return NewTextEncoderByConfig(cfg)
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}
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func (cfg *Config) buildOptions(errSink zapcore.WriteSyncer) []zap.Option {
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opts := []zap.Option{zap.ErrorOutput(errSink)}
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if cfg.Development {
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opts = append(opts, zap.Development())
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}
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if !cfg.DisableCaller {
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opts = append(opts, zap.AddCaller())
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}
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stackLevel := zap.ErrorLevel
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if cfg.Development {
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stackLevel = zap.WarnLevel
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}
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if !cfg.DisableStacktrace {
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opts = append(opts, zap.AddStacktrace(stackLevel))
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}
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if cfg.Sampling != nil {
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opts = append(opts, zap.WrapCore(func(core zapcore.Core) zapcore.Core {
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return zapcore.NewSamplerWithOptions(core, time.Second, cfg.Sampling.Initial, cfg.Sampling.Thereafter, zapcore.SamplerHook(cfg.Sampling.Hook))
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}))
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}
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return opts
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}
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