69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
package log
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import (
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tracer "github.com/ipfs/go-log/tracer"
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lwriter "github.com/ipfs/go-log/writer"
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"os"
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opentrace "github.com/opentracing/opentracing-go"
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log2 "github.com/ipfs/go-log/v2"
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)
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func init() {
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SetupLogging()
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}
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// Logging environment variables
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const (
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envTracingFile = "GOLOG_TRACING_FILE" // /path/to/file
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)
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func SetupLogging() {
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// We're importing V2. Given that we setup logging on init, we should be
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// fine skipping the rest of the initialization.
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// TracerPlugins are instantiated after this, so use loggable tracer
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// by default, if a TracerPlugin is added it will override this
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lgblRecorder := tracer.NewLoggableRecorder()
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lgblTracer := tracer.New(lgblRecorder)
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opentrace.SetGlobalTracer(lgblTracer)
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if tracingfp := os.Getenv(envTracingFile); len(tracingfp) > 0 {
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f, err := os.Create(tracingfp)
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if err != nil {
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log.Error("failed to create tracing file: %s", tracingfp)
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} else {
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lwriter.WriterGroup.AddWriter(f)
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}
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}
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}
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// SetDebugLogging calls SetAllLoggers with logging.DEBUG
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func SetDebugLogging() {
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log2.SetDebugLogging()
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}
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// SetAllLoggers changes the logging level of all loggers to lvl
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func SetAllLoggers(lvl LogLevel) {
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log2.SetAllLoggers(lvl)
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}
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// SetLogLevel changes the log level of a specific subsystem
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// name=="*" changes all subsystems
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func SetLogLevel(name, level string) error {
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return log2.SetLogLevel(name, level)
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}
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// SetLogLevelRegex sets all loggers to level `l` that match expression `e`.
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// An error is returned if `e` fails to compile.
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func SetLogLevelRegex(e, l string) error {
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return log2.SetLogLevelRegex(e, l)
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}
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// GetSubsystems returns a slice containing the
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// names of the current loggers
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func GetSubsystems() []string {
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return log2.GetSubsystems()
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}
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