126 lines
4.9 KiB
Go
126 lines
4.9 KiB
Go
/*
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*
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* Copyright 2020 gRPC authors.
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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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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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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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*
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*/
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// Package grpclog (internal) defines depth logging for grpc.
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package grpclog
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import (
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"os"
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)
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// Logger is the logger used for the non-depth log functions.
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var Logger LoggerV2
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// DepthLogger is the logger used for the depth log functions.
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var DepthLogger DepthLoggerV2
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// InfoDepth logs to the INFO log at the specified depth.
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func InfoDepth(depth int, args ...interface{}) {
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if DepthLogger != nil {
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DepthLogger.InfoDepth(depth, args...)
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} else {
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Logger.Infoln(args...)
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}
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}
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// WarningDepth logs to the WARNING log at the specified depth.
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func WarningDepth(depth int, args ...interface{}) {
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if DepthLogger != nil {
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DepthLogger.WarningDepth(depth, args...)
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} else {
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Logger.Warningln(args...)
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}
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}
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// ErrorDepth logs to the ERROR log at the specified depth.
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func ErrorDepth(depth int, args ...interface{}) {
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if DepthLogger != nil {
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DepthLogger.ErrorDepth(depth, args...)
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} else {
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Logger.Errorln(args...)
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}
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}
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// FatalDepth logs to the FATAL log at the specified depth.
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func FatalDepth(depth int, args ...interface{}) {
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if DepthLogger != nil {
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DepthLogger.FatalDepth(depth, args...)
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} else {
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Logger.Fatalln(args...)
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}
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os.Exit(1)
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}
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// LoggerV2 does underlying logging work for grpclog.
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// This is a copy of the LoggerV2 defined in the external grpclog package. It
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// is defined here to avoid a circular dependency.
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type LoggerV2 interface {
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// Info logs to INFO log. Arguments are handled in the manner of fmt.Print.
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Info(args ...interface{})
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// Infoln logs to INFO log. Arguments are handled in the manner of fmt.Println.
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Infoln(args ...interface{})
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// Infof logs to INFO log. Arguments are handled in the manner of fmt.Printf.
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Infof(format string, args ...interface{})
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// Warning logs to WARNING log. Arguments are handled in the manner of fmt.Print.
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Warning(args ...interface{})
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// Warningln logs to WARNING log. Arguments are handled in the manner of fmt.Println.
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Warningln(args ...interface{})
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// Warningf logs to WARNING log. Arguments are handled in the manner of fmt.Printf.
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Warningf(format string, args ...interface{})
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// Error logs to ERROR log. Arguments are handled in the manner of fmt.Print.
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Error(args ...interface{})
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// Errorln logs to ERROR log. Arguments are handled in the manner of fmt.Println.
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Errorln(args ...interface{})
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// Errorf logs to ERROR log. Arguments are handled in the manner of fmt.Printf.
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Errorf(format string, args ...interface{})
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// Fatal logs to ERROR log. Arguments are handled in the manner of fmt.Print.
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// gRPC ensures that all Fatal logs will exit with os.Exit(1).
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// Implementations may also call os.Exit() with a non-zero exit code.
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Fatal(args ...interface{})
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// Fatalln logs to ERROR log. Arguments are handled in the manner of fmt.Println.
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// gRPC ensures that all Fatal logs will exit with os.Exit(1).
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// Implementations may also call os.Exit() with a non-zero exit code.
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Fatalln(args ...interface{})
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// Fatalf logs to ERROR log. Arguments are handled in the manner of fmt.Printf.
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// gRPC ensures that all Fatal logs will exit with os.Exit(1).
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// Implementations may also call os.Exit() with a non-zero exit code.
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Fatalf(format string, args ...interface{})
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// V reports whether verbosity level l is at least the requested verbose level.
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V(l int) bool
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}
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// DepthLoggerV2 logs at a specified call frame. If a LoggerV2 also implements
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// DepthLoggerV2, the below functions will be called with the appropriate stack
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// depth set for trivial functions the logger may ignore.
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// This is a copy of the DepthLoggerV2 defined in the external grpclog package.
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// It is defined here to avoid a circular dependency.
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//
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// # Experimental
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//
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// Notice: This type is EXPERIMENTAL and may be changed or removed in a
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// later release.
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type DepthLoggerV2 interface {
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// InfoDepth logs to INFO log at the specified depth. Arguments are handled in the manner of fmt.Println.
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InfoDepth(depth int, args ...interface{})
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// WarningDepth logs to WARNING log at the specified depth. Arguments are handled in the manner of fmt.Println.
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WarningDepth(depth int, args ...interface{})
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// ErrorDepth logs to ERROR log at the specified depth. Arguments are handled in the manner of fmt.Println.
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ErrorDepth(depth int, args ...interface{})
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// FatalDepth logs to FATAL log at the specified depth. Arguments are handled in the manner of fmt.Println.
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FatalDepth(depth int, args ...interface{})
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}
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