yedf2
4 years ago
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GitHub
GitHub
55 changed files with 1690 additions and 265 deletions
@ -1,135 +0,0 @@ |
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package logger |
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import ( |
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"encoding/json" |
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"fmt" |
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"log" |
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"net/url" |
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"os" |
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"runtime/debug" |
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"strings" |
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"github.com/natefinch/lumberjack" |
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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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//var logger *zap.SugaredLogger = nil
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var logger Logger |
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const ( |
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// StdErr is the default configuration for log output.
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StdErr = "stderr" |
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// StdOut configuration for log output
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StdOut = "stdout" |
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) |
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func init() { |
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InitLog(os.Getenv("LOG_LEVEL")) |
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} |
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// Logger logger interface
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type Logger interface { |
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Debugf(format string, args ...interface{}) |
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Infof(format string, args ...interface{}) |
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Warnf(format string, args ...interface{}) |
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Errorf(format string, args ...interface{}) |
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} |
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// WithLogger replaces default logger
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func WithLogger(log Logger) { |
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logger = log |
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} |
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// InitLog is an initialization for a logger
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// level can be: debug info warn error
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func InitLog(level string) { |
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InitLog2(level, StdOut, 0, "") |
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} |
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// InitLog2 specify advanced log config
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func InitLog2(level string, outputs string, logRotationEnable int64, logRotateConfigJSON string) { |
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outputPaths := strings.Split(outputs, ",") |
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for i, v := range outputPaths { |
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if logRotationEnable != 0 && v != StdErr && v != StdOut { |
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outputPaths[i] = fmt.Sprintf("lumberjack://%s", v) |
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} |
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} |
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if logRotationEnable != 0 { |
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setupLogRotation(logRotateConfigJSON) |
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} |
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config := loadConfig(level) |
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config.OutputPaths = outputPaths |
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p, err := config.Build(zap.AddCallerSkip(1)) |
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FatalIfError(err) |
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logger = p.Sugar() |
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} |
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type lumberjackSink struct { |
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lumberjack.Logger |
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} |
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func (*lumberjackSink) Sync() error { |
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return nil |
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} |
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// setupLogRotation initializes log rotation for a single file path target.
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func setupLogRotation(logRotateConfigJSON string) { |
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err := zap.RegisterSink("lumberjack", func(u *url.URL) (zap.Sink, error) { |
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var conf lumberjackSink |
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err := json.Unmarshal([]byte(logRotateConfigJSON), &conf) |
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FatalfIf(err != nil, "bad config LogRotateConfigJSON: %v", err) |
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conf.Filename = u.Host + u.Path |
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return &conf, nil |
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}) |
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FatalIfError(err) |
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} |
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func loadConfig(logLevel string) zap.Config { |
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config := zap.NewProductionConfig() |
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err := config.Level.UnmarshalText([]byte(logLevel)) |
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FatalIfError(err) |
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config.EncoderConfig.EncodeTime = zapcore.ISO8601TimeEncoder |
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if os.Getenv("DTM_DEBUG") != "" { |
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config.Encoding = "console" |
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config.EncoderConfig.EncodeLevel = zapcore.CapitalColorLevelEncoder |
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} |
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return config |
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} |
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// Debugf log to level debug
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func Debugf(fmt string, args ...interface{}) { |
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logger.Debugf(fmt, args...) |
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} |
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// Infof log to level info
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func Infof(fmt string, args ...interface{}) { |
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logger.Infof(fmt, args...) |
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} |
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// Warnf log to level warn
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func Warnf(fmt string, args ...interface{}) { |
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logger.Warnf(fmt, args...) |
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} |
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// Errorf log to level error
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func Errorf(fmt string, args ...interface{}) { |
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logger.Errorf(fmt, args...) |
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} |
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// FatalfIf log to level error
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func FatalfIf(cond bool, fmt string, args ...interface{}) { |
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if !cond { |
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return |
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} |
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debug.PrintStack() |
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log.Fatalf(fmt, args...) |
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} |
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// FatalIfError if err is not nil, then log to level fatal and call os.Exit
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func FatalIfError(err error) { |
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FatalfIf(err != nil, "fatal error: %v", err) |
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} |
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@ -0,0 +1,31 @@ |
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package logger |
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import ( |
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"github.com/dtm-labs/logger" |
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) |
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var ( |
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// WithLogger replaces default logger
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WithLogger = logger.WithLogger |
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// InitLog is an initialization for a logger
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// level can be: debug info warn error
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InitLog = logger.InitLog |
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// InitLog2 specify advanced log config
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InitLog2 = logger.InitLog2 |
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// Debugf log to level debug
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Debugf = logger.Debugf |
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// Infof log to level info
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Infof = logger.Infof |
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// Warnf log to level warn
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Warnf = logger.Warnf |
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// Errorf log to level error
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Errorf = logger.Errorf |
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// FatalfIf log to level error
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FatalfIf = logger.FatalfIf |
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// FatalIfError if err is not nil, then log to level fatal and call os.Exit
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FatalIfError = logger.FatalIfError |
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) |
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@ -1,46 +0,0 @@ |
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package logger |
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import ( |
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"os" |
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"testing" |
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"github.com/stretchr/testify/assert" |
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"go.uber.org/zap" |
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) |
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func TestInitLog(t *testing.T) { |
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os.Setenv("DTM_DEBUG", "1") |
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InitLog("debug") |
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Debugf("a debug msg") |
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Infof("a info msg") |
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Warnf("a warn msg") |
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Errorf("a error msg") |
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FatalfIf(false, "nothing") |
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FatalIfError(nil) |
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InitLog2("debug", "test.log,stderr", 0, "") |
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Debugf("a debug msg to console and file") |
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InitLog2("debug", "test2.log,/tmp/dtm-test1.log,/tmp/dtm-test.log,stdout,stderr", 1, |
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"{\"maxsize\": 1, \"maxage\": 1, \"maxbackups\": 1, \"compress\": false}") |
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Debugf("a debug msg to /tmp/dtm-test.log and test2.log and stdout and stderr") |
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// _ = os.Remove("test.log")
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} |
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func TestWithLogger(t *testing.T) { |
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logger := zap.NewExample().Sugar() |
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WithLogger(logger) |
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Debugf("a debug msg") |
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Infof("a info msg") |
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Warnf("a warn msg") |
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Errorf("a error msg") |
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FatalfIf(false, "nothing") |
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FatalIfError(nil) |
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} |
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func TestCover(t *testing.T) { |
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sin := lumberjackSink{} |
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err := sin.Sync() |
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assert.Nil(t, err) |
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} |
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