mirror of https://github.com/lightninglabs/loop
Olaoluwa Osuntokun
5 years ago
committed by
GitHub
commit
9e5c66c051
@ -1,24 +1,40 @@
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package main
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package main
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import (
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import (
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"os"
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"github.com/btcsuite/btclog"
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"github.com/btcsuite/btclog"
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"github.com/lightninglabs/loop"
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"github.com/lightninglabs/loop/lndclient"
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"github.com/lightninglabs/loop/loopdb"
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"github.com/lightningnetwork/lnd/build"
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)
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)
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// log is a logger that is initialized with no output filters. This means the
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// package will not perform any logging by default until the caller requests
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// it.
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var (
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var (
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backendLog = btclog.NewBackend(logWriter{})
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logWriter = build.NewRotatingLogWriter()
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logger = backendLog.Logger("LOOPD")
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log = build.NewSubLogger("LOOPD", logWriter.GenSubLogger)
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)
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)
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// logWriter implements an io.Writer that outputs to both standard output and
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func init() {
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// the write-end pipe of an initialized log rotator.
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setSubLogger("LOOPD", log, nil)
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type logWriter struct{}
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addSubLogger("LOOP", loop.UseLogger)
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addSubLogger("LNDC", lndclient.UseLogger)
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addSubLogger("STORE", loopdb.UseLogger)
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}
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// addSubLogger is a helper method to conveniently create and register the
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// logger of a sub system.
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func addSubLogger(subsystem string, useLogger func(btclog.Logger)) {
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logger := build.NewSubLogger(subsystem, logWriter.GenSubLogger)
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setSubLogger(subsystem, logger, useLogger)
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}
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// setSubLogger is a helper method to conveniently register the logger of a sub
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// system.
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func setSubLogger(subsystem string, logger btclog.Logger,
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useLogger func(btclog.Logger)) {
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func (logWriter) Write(p []byte) (n int, err error) {
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logWriter.RegisterSubLogger(subsystem, logger)
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os.Stdout.Write(p)
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if useLogger != nil {
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return len(p), nil
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useLogger(logger)
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}
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}
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}
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@ -1,24 +1,23 @@
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package lndclient
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package lndclient
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import (
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import (
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"os"
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"github.com/btcsuite/btclog"
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"github.com/btcsuite/btclog"
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"github.com/lightningnetwork/lnd/build"
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)
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)
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// log is a logger that is initialized with no output filters. This
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// log is a logger that is initialized with no output filters. This
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// means the package will not perform any logging by default until the caller
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// means the package will not perform any logging by default until the
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// requests it.
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// caller requests it.
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var (
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var log btclog.Logger
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backendLog = btclog.NewBackend(logWriter{})
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logger = backendLog.Logger("LNDCLIENT")
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)
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// logWriter implements an io.Writer that outputs to both standard output and
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// The default amount of logging is none.
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// the write-end pipe of an initialized log rotator.
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func init() {
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type logWriter struct{}
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UseLogger(build.NewSubLogger("LNDC", nil))
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}
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func (logWriter) Write(p []byte) (n int, err error) {
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// UseLogger uses a specified Logger to output package logging info.
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os.Stdout.Write(p)
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// This should be used in preference to SetLogWriter if the caller is also
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return len(p), nil
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// using btclog.
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func UseLogger(logger btclog.Logger) {
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log = logger
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}
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}
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@ -1,24 +1,23 @@
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package loop
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package loop
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import (
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import (
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"os"
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"github.com/btcsuite/btclog"
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"github.com/btcsuite/btclog"
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"github.com/lightningnetwork/lnd/build"
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)
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)
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// log is a logger that is initialized with no output filters. This
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// log is a logger that is initialized with no output filters. This
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// means the package will not perform any logging by default until the caller
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// means the package will not perform any logging by default until the
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// requests it.
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// caller requests it.
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var (
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var log btclog.Logger
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backendLog = btclog.NewBackend(logWriter{})
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logger = backendLog.Logger("CLIENT")
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)
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// logWriter implements an io.Writer that outputs to both standard output and
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// The default amount of logging is none.
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// the write-end pipe of an initialized log rotator.
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func init() {
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type logWriter struct{}
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UseLogger(build.NewSubLogger("LOOP", nil))
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}
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func (logWriter) Write(p []byte) (n int, err error) {
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// UseLogger uses a specified Logger to output package logging info.
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os.Stdout.Write(p)
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// This should be used in preference to SetLogWriter if the caller is also
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return len(p), nil
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// using btclog.
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func UseLogger(logger btclog.Logger) {
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log = logger
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}
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}
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@ -1,21 +1,23 @@
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package loopdb
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package loopdb
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import (
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import (
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"os"
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"github.com/btcsuite/btclog"
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"github.com/btcsuite/btclog"
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"github.com/lightningnetwork/lnd/build"
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)
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)
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var (
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// log is a logger that is initialized with no output filters. This
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backendLog = btclog.NewBackend(logWriter{})
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// means the package will not perform any logging by default until the
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log = backendLog.Logger("STORE")
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// caller requests it.
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)
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var log btclog.Logger
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// logWriter implements an io.Writer that outputs to both standard output and
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// The default amount of logging is none.
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// the write-end pipe of an initialized log rotator.
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func init() {
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type logWriter struct{}
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UseLogger(build.NewSubLogger("STORE", nil))
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}
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func (logWriter) Write(p []byte) (n int, err error) {
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// UseLogger uses a specified Logger to output package logging info.
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os.Stdout.Write(p)
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// This should be used in preference to SetLogWriter if the caller is also
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return len(p), nil
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// using btclog.
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func UseLogger(logger btclog.Logger) {
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log = logger
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}
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}
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