Source: logging.go in package google.golang.org/grpc/internal/channelz

* * Copyright 2020 gRPC authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http:www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *


package channelz

import (
	"fmt"

	"google.golang.org/grpc/grpclog"
)

var logger = grpclog.Component("channelz")

Info logs and adds a trace event if channelz is on.

func Info(l grpclog.DepthLoggerV2, id int64, args ...interface{}) {
	if IsOn() {
		AddTraceEvent(l, id, 1, &TraceEventDesc{
			Desc:     fmt.Sprint(args...),
			Severity: CtINFO,
		})
	} else {
		l.InfoDepth(1, args...)
	}
}

Infof logs and adds a trace event if channelz is on.

func Infof(l grpclog.DepthLoggerV2, id int64, format string, args ...interface{}) {
	msg := fmt.Sprintf(format, args...)
	if IsOn() {
		AddTraceEvent(l, id, 1, &TraceEventDesc{
			Desc:     msg,
			Severity: CtINFO,
		})
	} else {
		l.InfoDepth(1, msg)
	}
}

Warning logs and adds a trace event if channelz is on.

func Warning(l grpclog.DepthLoggerV2, id int64, args ...interface{}) {
	if IsOn() {
		AddTraceEvent(l, id, 1, &TraceEventDesc{
			Desc:     fmt.Sprint(args...),
			Severity: CtWarning,
		})
	} else {
		l.WarningDepth(1, args...)
	}
}

Warningf logs and adds a trace event if channelz is on.

func Warningf(l grpclog.DepthLoggerV2, id int64, format string, args ...interface{}) {
	msg := fmt.Sprintf(format, args...)
	if IsOn() {
		AddTraceEvent(l, id, 1, &TraceEventDesc{
			Desc:     msg,
			Severity: CtWarning,
		})
	} else {
		l.WarningDepth(1, msg)
	}
}

Error logs and adds a trace event if channelz is on.

func Error(l grpclog.DepthLoggerV2, id int64, args ...interface{}) {
	if IsOn() {
		AddTraceEvent(l, id, 1, &TraceEventDesc{
			Desc:     fmt.Sprint(args...),
			Severity: CtError,
		})
	} else {
		l.ErrorDepth(1, args...)
	}
}

Errorf logs and adds a trace event if channelz is on.

func Errorf(l grpclog.DepthLoggerV2, id int64, format string, args ...interface{}) {
	msg := fmt.Sprintf(format, args...)
	if IsOn() {
		AddTraceEvent(l, id, 1, &TraceEventDesc{
			Desc:     msg,
			Severity: CtError,
		})
	} else {
		l.ErrorDepth(1, msg)
	}