mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2025-11-04 03:52:24 -06:00
97 lines
3 KiB
Go
97 lines
3 KiB
Go
/*
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*
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* Copyright 2017 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
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import (
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"io"
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"os"
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"strconv"
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"strings"
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"google.golang.org/grpc/grpclog/internal"
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)
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// LoggerV2 does underlying logging work for grpclog.
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type LoggerV2 internal.LoggerV2
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// SetLoggerV2 sets logger that is used in grpc to a V2 logger.
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// Not mutex-protected, should be called before any gRPC functions.
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func SetLoggerV2(l LoggerV2) {
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if _, ok := l.(*componentData); ok {
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panic("cannot use component logger as grpclog logger")
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}
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internal.LoggerV2Impl = l
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internal.DepthLoggerV2Impl, _ = l.(internal.DepthLoggerV2)
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}
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// NewLoggerV2 creates a loggerV2 with the provided writers.
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// Fatal logs will be written to errorW, warningW, infoW, followed by exit(1).
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// Error logs will be written to errorW, warningW and infoW.
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// Warning logs will be written to warningW and infoW.
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// Info logs will be written to infoW.
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func NewLoggerV2(infoW, warningW, errorW io.Writer) LoggerV2 {
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return internal.NewLoggerV2(infoW, warningW, errorW, internal.LoggerV2Config{})
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}
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// NewLoggerV2WithVerbosity creates a loggerV2 with the provided writers and
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// verbosity level.
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func NewLoggerV2WithVerbosity(infoW, warningW, errorW io.Writer, v int) LoggerV2 {
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return internal.NewLoggerV2(infoW, warningW, errorW, internal.LoggerV2Config{Verbosity: v})
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}
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// newLoggerV2 creates a loggerV2 to be used as default logger.
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// All logs are written to stderr.
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func newLoggerV2() LoggerV2 {
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errorW := io.Discard
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warningW := io.Discard
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infoW := io.Discard
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logLevel := os.Getenv("GRPC_GO_LOG_SEVERITY_LEVEL")
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switch logLevel {
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case "", "ERROR", "error": // If env is unset, set level to ERROR.
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errorW = os.Stderr
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case "WARNING", "warning":
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warningW = os.Stderr
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case "INFO", "info":
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infoW = os.Stderr
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}
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var v int
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vLevel := os.Getenv("GRPC_GO_LOG_VERBOSITY_LEVEL")
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if vl, err := strconv.Atoi(vLevel); err == nil {
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v = vl
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}
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jsonFormat := strings.EqualFold(os.Getenv("GRPC_GO_LOG_FORMATTER"), "json")
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return internal.NewLoggerV2(infoW, warningW, errorW, internal.LoggerV2Config{
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Verbosity: v,
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FormatJSON: jsonFormat,
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})
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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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//
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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 internal.DepthLoggerV2
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