910ccdb092
Bumps [github.com/hashicorp/terraform-plugin-sdk/v2](https://github.com/hashicorp/terraform-plugin-sdk) from 2.26.1 to 2.27.0. - [Release notes](https://github.com/hashicorp/terraform-plugin-sdk/releases) - [Changelog](https://github.com/hashicorp/terraform-plugin-sdk/blob/main/CHANGELOG.md) - [Commits](https://github.com/hashicorp/terraform-plugin-sdk/compare/v2.26.1...v2.27.0) --- updated-dependencies: - dependency-name: github.com/hashicorp/terraform-plugin-sdk/v2 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>
114 lines
2.7 KiB
Go
114 lines
2.7 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MIT
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package hclog
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import (
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"bytes"
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"log"
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"regexp"
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"strings"
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)
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// Regex to ignore characters commonly found in timestamp formats from the
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// beginning of inputs.
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var logTimestampRegexp = regexp.MustCompile(`^[\d\s\:\/\.\+-TZ]*`)
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// Provides a io.Writer to shim the data out of *log.Logger
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// and back into our Logger. This is basically the only way to
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// build upon *log.Logger.
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type stdlogAdapter struct {
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log Logger
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inferLevels bool
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inferLevelsWithTimestamp bool
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forceLevel Level
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}
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// Take the data, infer the levels if configured, and send it through
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// a regular Logger.
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func (s *stdlogAdapter) Write(data []byte) (int, error) {
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str := string(bytes.TrimRight(data, " \t\n"))
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if s.forceLevel != NoLevel {
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// Use pickLevel to strip log levels included in the line since we are
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// forcing the level
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_, str := s.pickLevel(str)
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// Log at the forced level
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s.dispatch(str, s.forceLevel)
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} else if s.inferLevels {
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if s.inferLevelsWithTimestamp {
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str = s.trimTimestamp(str)
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}
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level, str := s.pickLevel(str)
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s.dispatch(str, level)
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} else {
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s.log.Info(str)
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}
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return len(data), nil
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}
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func (s *stdlogAdapter) dispatch(str string, level Level) {
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switch level {
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case Trace:
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s.log.Trace(str)
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case Debug:
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s.log.Debug(str)
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case Info:
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s.log.Info(str)
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case Warn:
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s.log.Warn(str)
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case Error:
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s.log.Error(str)
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default:
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s.log.Info(str)
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}
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}
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// Detect, based on conventions, what log level this is.
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func (s *stdlogAdapter) pickLevel(str string) (Level, string) {
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switch {
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case strings.HasPrefix(str, "[DEBUG]"):
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return Debug, strings.TrimSpace(str[7:])
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case strings.HasPrefix(str, "[TRACE]"):
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return Trace, strings.TrimSpace(str[7:])
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case strings.HasPrefix(str, "[INFO]"):
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return Info, strings.TrimSpace(str[6:])
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case strings.HasPrefix(str, "[WARN]"):
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return Warn, strings.TrimSpace(str[6:])
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case strings.HasPrefix(str, "[ERROR]"):
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return Error, strings.TrimSpace(str[7:])
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case strings.HasPrefix(str, "[ERR]"):
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return Error, strings.TrimSpace(str[5:])
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default:
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return Info, str
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}
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}
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func (s *stdlogAdapter) trimTimestamp(str string) string {
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idx := logTimestampRegexp.FindStringIndex(str)
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return str[idx[1]:]
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}
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type logWriter struct {
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l *log.Logger
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}
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func (l *logWriter) Write(b []byte) (int, error) {
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l.l.Println(string(bytes.TrimRight(b, " \n\t")))
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return len(b), nil
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}
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// Takes a standard library logger and returns a Logger that will write to it
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func FromStandardLogger(l *log.Logger, opts *LoggerOptions) Logger {
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var dl LoggerOptions = *opts
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// Use the time format that log.Logger uses
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dl.DisableTime = true
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dl.Output = &logWriter{l}
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return New(&dl)
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}
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