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| 1 | +package klog |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + |
| 6 | + "github.com/KyberNetwork/logger" |
| 7 | +) |
| 8 | + |
| 9 | +func DefaultLogger() Logger { |
| 10 | + return logger.DefaultLogger() |
| 11 | +} |
| 12 | + |
| 13 | +type Logger logger.Logger |
| 14 | + |
| 15 | +var log logger.Logger |
| 16 | + |
| 17 | +type Configuration struct { |
| 18 | + EnableConsole bool |
| 19 | + EnableJSONFormat bool |
| 20 | + ConsoleLevel string |
| 21 | + EnableFile bool |
| 22 | + FileJSONFormat bool |
| 23 | + FileLevel string |
| 24 | + FileLocation string |
| 25 | +} |
| 26 | + |
| 27 | +type LoggerBackend logger.LoggerBackend |
| 28 | + |
| 29 | +const ( |
| 30 | + // LoggerBackendZap logging using Uber's zap backend |
| 31 | + LoggerBackendZap = LoggerBackend(logger.LoggerBackendZap) |
| 32 | + // LoggerBackendLogrus logging using logrus backend |
| 33 | + LoggerBackendLogrus = LoggerBackend(logger.LoggerBackendLogrus) |
| 34 | +) |
| 35 | + |
| 36 | +func InitLogger(config Configuration, backend LoggerBackend) (Logger, error) { |
| 37 | + var err error |
| 38 | + log, err = logger.InitLogger(logger.Configuration{ |
| 39 | + EnableConsole: config.EnableConsole, |
| 40 | + EnableJSONFormat: config.EnableJSONFormat, |
| 41 | + ConsoleLevel: config.ConsoleLevel, |
| 42 | + EnableFile: config.EnableFile, |
| 43 | + FileJSONFormat: config.FileJSONFormat, |
| 44 | + FileLevel: config.FileLevel, |
| 45 | + FileLocation: config.FileLocation, |
| 46 | + }, logger.LoggerBackend(backend)) |
| 47 | + return log, err |
| 48 | +} |
| 49 | + |
| 50 | +func Log() Logger { |
| 51 | + if log == nil { |
| 52 | + log = DefaultLogger() |
| 53 | + } |
| 54 | + return log |
| 55 | +} |
| 56 | + |
| 57 | +func NewLogger(config Configuration, backend LoggerBackend) (Logger, error) { |
| 58 | + return logger.NewLogger(logger.Configuration{ |
| 59 | + EnableConsole: config.EnableConsole, |
| 60 | + EnableJSONFormat: config.EnableJSONFormat, |
| 61 | + ConsoleLevel: config.ConsoleLevel, |
| 62 | + EnableFile: config.EnableFile, |
| 63 | + FileJSONFormat: config.FileJSONFormat, |
| 64 | + FileLevel: config.FileLevel, |
| 65 | + FileLocation: config.FileLocation, |
| 66 | + }, logger.LoggerBackend(backend)) |
| 67 | +} |
| 68 | + |
| 69 | +type CtxKeyLogger struct{} |
| 70 | + |
| 71 | +var ctxKeyLogger CtxKeyLogger |
| 72 | + |
| 73 | +func LoggerFromCtx(ctx context.Context) Logger { |
| 74 | + if ctx == nil { |
| 75 | + return Log() |
| 76 | + } |
| 77 | + ctxLog, _ := ctx.Value(ctxKeyLogger).(Logger) |
| 78 | + if ctxLog != nil { |
| 79 | + return ctxLog |
| 80 | + } |
| 81 | + return Log() |
| 82 | +} |
| 83 | + |
| 84 | +func CtxWithLogger(ctx context.Context, log Logger) context.Context { |
| 85 | + return context.WithValue(ctx, ctxKeyLogger, log) |
| 86 | +} |
| 87 | + |
| 88 | +func Debug(ctx context.Context, msg string) { |
| 89 | + LoggerFromCtx(ctx).Debug(msg) |
| 90 | +} |
| 91 | + |
| 92 | +func Debugf(ctx context.Context, format string, args ...any) { |
| 93 | + LoggerFromCtx(ctx).Debugf(format, args...) |
| 94 | +} |
| 95 | + |
| 96 | +func Info(ctx context.Context, msg string) { |
| 97 | + LoggerFromCtx(ctx).Info(msg) |
| 98 | +} |
| 99 | + |
| 100 | +func Infof(ctx context.Context, format string, args ...any) { |
| 101 | + LoggerFromCtx(ctx).Infof(format, args...) |
| 102 | +} |
| 103 | + |
| 104 | +func Infoln(ctx context.Context, msg string) { |
| 105 | + LoggerFromCtx(ctx).Infoln(msg) |
| 106 | +} |
| 107 | + |
| 108 | +func Warn(ctx context.Context, msg string) { |
| 109 | + LoggerFromCtx(ctx).Warn(msg) |
| 110 | +} |
| 111 | + |
| 112 | +func Warnf(ctx context.Context, format string, args ...any) { |
| 113 | + LoggerFromCtx(ctx).Warnf(format, args...) |
| 114 | +} |
| 115 | + |
| 116 | +func Error(ctx context.Context, msg string) { |
| 117 | + LoggerFromCtx(ctx).Error(msg) |
| 118 | +} |
| 119 | + |
| 120 | +func Errorf(ctx context.Context, format string, args ...any) { |
| 121 | + LoggerFromCtx(ctx).Errorf(format, args...) |
| 122 | +} |
| 123 | + |
| 124 | +func Fatal(ctx context.Context, msg string) { |
| 125 | + LoggerFromCtx(ctx).Fatal(msg) |
| 126 | +} |
| 127 | + |
| 128 | +func Fatalf(ctx context.Context, format string, args ...any) { |
| 129 | + LoggerFromCtx(ctx).Fatalf(format, args...) |
| 130 | +} |
| 131 | + |
| 132 | +type Fields logger.Fields |
| 133 | + |
| 134 | +func WithFields(ctx context.Context, keyValues Fields) Logger { |
| 135 | + return LoggerFromCtx(ctx).WithFields(logger.Fields(keyValues)) |
| 136 | +} |
| 137 | + |
| 138 | +func GetDelegate(ctx context.Context) any { |
| 139 | + return LoggerFromCtx(ctx).GetDelegate() |
| 140 | +} |
| 141 | + |
| 142 | +func SetLogLevel(ctx context.Context, level string) error { |
| 143 | + return LoggerFromCtx(ctx).SetLogLevel(level) |
| 144 | +} |
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