diff options
Diffstat (limited to 'vendor/google.golang.org/grpc/grpclog/loggerv2.go')
-rw-r--r-- | vendor/google.golang.org/grpc/grpclog/loggerv2.go | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/vendor/google.golang.org/grpc/grpclog/loggerv2.go b/vendor/google.golang.org/grpc/grpclog/loggerv2.go deleted file mode 100644 index d49325776..000000000 --- a/vendor/google.golang.org/grpc/grpclog/loggerv2.go +++ /dev/null @@ -1,195 +0,0 @@ -/* - * - * Copyright 2017 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 grpclog - -import ( - "io" - "io/ioutil" - "log" - "os" - "strconv" -) - -// LoggerV2 does underlying logging work for grpclog. -type LoggerV2 interface { - // Info logs to INFO log. Arguments are handled in the manner of fmt.Print. - Info(args ...interface{}) - // Infoln logs to INFO log. Arguments are handled in the manner of fmt.Println. - Infoln(args ...interface{}) - // Infof logs to INFO log. Arguments are handled in the manner of fmt.Printf. - Infof(format string, args ...interface{}) - // Warning logs to WARNING log. Arguments are handled in the manner of fmt.Print. - Warning(args ...interface{}) - // Warningln logs to WARNING log. Arguments are handled in the manner of fmt.Println. - Warningln(args ...interface{}) - // Warningf logs to WARNING log. Arguments are handled in the manner of fmt.Printf. - Warningf(format string, args ...interface{}) - // Error logs to ERROR log. Arguments are handled in the manner of fmt.Print. - Error(args ...interface{}) - // Errorln logs to ERROR log. Arguments are handled in the manner of fmt.Println. - Errorln(args ...interface{}) - // Errorf logs to ERROR log. Arguments are handled in the manner of fmt.Printf. - Errorf(format string, args ...interface{}) - // Fatal logs to ERROR log. Arguments are handled in the manner of fmt.Print. - // gRPC ensures that all Fatal logs will exit with os.Exit(1). - // Implementations may also call os.Exit() with a non-zero exit code. - Fatal(args ...interface{}) - // Fatalln logs to ERROR log. Arguments are handled in the manner of fmt.Println. - // gRPC ensures that all Fatal logs will exit with os.Exit(1). - // Implementations may also call os.Exit() with a non-zero exit code. - Fatalln(args ...interface{}) - // Fatalf logs to ERROR log. Arguments are handled in the manner of fmt.Printf. - // gRPC ensures that all Fatal logs will exit with os.Exit(1). - // Implementations may also call os.Exit() with a non-zero exit code. - Fatalf(format string, args ...interface{}) - // V reports whether verbosity level l is at least the requested verbose level. - V(l int) bool -} - -// SetLoggerV2 sets logger that is used in grpc to a V2 logger. -// Not mutex-protected, should be called before any gRPC functions. -func SetLoggerV2(l LoggerV2) { - logger = l -} - -const ( - // infoLog indicates Info severity. - infoLog int = iota - // warningLog indicates Warning severity. - warningLog - // errorLog indicates Error severity. - errorLog - // fatalLog indicates Fatal severity. - fatalLog -) - -// severityName contains the string representation of each severity. -var severityName = []string{ - infoLog: "INFO", - warningLog: "WARNING", - errorLog: "ERROR", - fatalLog: "FATAL", -} - -// loggerT is the default logger used by grpclog. -type loggerT struct { - m []*log.Logger - v int -} - -// NewLoggerV2 creates a loggerV2 with the provided writers. -// Fatal logs will be written to errorW, warningW, infoW, followed by exit(1). -// Error logs will be written to errorW, warningW and infoW. -// Warning logs will be written to warningW and infoW. -// Info logs will be written to infoW. -func NewLoggerV2(infoW, warningW, errorW io.Writer) LoggerV2 { - return NewLoggerV2WithVerbosity(infoW, warningW, errorW, 0) -} - -// NewLoggerV2WithVerbosity creates a loggerV2 with the provided writers and -// verbosity level. -func NewLoggerV2WithVerbosity(infoW, warningW, errorW io.Writer, v int) LoggerV2 { - var m []*log.Logger - m = append(m, log.New(infoW, severityName[infoLog]+": ", log.LstdFlags)) - m = append(m, log.New(io.MultiWriter(infoW, warningW), severityName[warningLog]+": ", log.LstdFlags)) - ew := io.MultiWriter(infoW, warningW, errorW) // ew will be used for error and fatal. - m = append(m, log.New(ew, severityName[errorLog]+": ", log.LstdFlags)) - m = append(m, log.New(ew, severityName[fatalLog]+": ", log.LstdFlags)) - return &loggerT{m: m, v: v} -} - -// newLoggerV2 creates a loggerV2 to be used as default logger. -// All logs are written to stderr. -func newLoggerV2() LoggerV2 { - errorW := ioutil.Discard - warningW := ioutil.Discard - infoW := ioutil.Discard - - logLevel := os.Getenv("GRPC_GO_LOG_SEVERITY_LEVEL") - switch logLevel { - case "", "ERROR", "error": // If env is unset, set level to ERROR. - errorW = os.Stderr - case "WARNING", "warning": - warningW = os.Stderr - case "INFO", "info": - infoW = os.Stderr - } - - var v int - vLevel := os.Getenv("GRPC_GO_LOG_VERBOSITY_LEVEL") - if vl, err := strconv.Atoi(vLevel); err == nil { - v = vl - } - return NewLoggerV2WithVerbosity(infoW, warningW, errorW, v) -} - -func (g *loggerT) Info(args ...interface{}) { - g.m[infoLog].Print(args...) -} - -func (g *loggerT) Infoln(args ...interface{}) { - g.m[infoLog].Println(args...) -} - -func (g *loggerT) Infof(format string, args ...interface{}) { - g.m[infoLog].Printf(format, args...) -} - -func (g *loggerT) Warning(args ...interface{}) { - g.m[warningLog].Print(args...) -} - -func (g *loggerT) Warningln(args ...interface{}) { - g.m[warningLog].Println(args...) -} - -func (g *loggerT) Warningf(format string, args ...interface{}) { - g.m[warningLog].Printf(format, args...) -} - -func (g *loggerT) Error(args ...interface{}) { - g.m[errorLog].Print(args...) -} - -func (g *loggerT) Errorln(args ...interface{}) { - g.m[errorLog].Println(args...) -} - -func (g *loggerT) Errorf(format string, args ...interface{}) { - g.m[errorLog].Printf(format, args...) -} - -func (g *loggerT) Fatal(args ...interface{}) { - g.m[fatalLog].Fatal(args...) - // No need to call os.Exit() again because log.Logger.Fatal() calls os.Exit(). -} - -func (g *loggerT) Fatalln(args ...interface{}) { - g.m[fatalLog].Fatalln(args...) - // No need to call os.Exit() again because log.Logger.Fatal() calls os.Exit(). -} - -func (g *loggerT) Fatalf(format string, args ...interface{}) { - g.m[fatalLog].Fatalf(format, args...) - // No need to call os.Exit() again because log.Logger.Fatal() calls os.Exit(). -} - -func (g *loggerT) V(l int) bool { - return l <= g.v -} |