65 lines
2.1 KiB
Go
65 lines
2.1 KiB
Go
package logging
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import (
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"log"
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"os"
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)
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/*
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Logger is one of the various loggers offered by this module.
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*/
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type Logger interface {
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Alert(s string, v ...interface{}) (err error)
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Crit(s string, v ...interface{}) (err error)
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Debug(s string, v ...interface{}) (err error)
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Emerg(s string, v ...interface{}) (err error)
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Err(s string, v ...interface{}) (err error)
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Info(s string, v ...interface{}) (err error)
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Notice(s string, v ...interface{}) (err error)
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Warning(s string, v ...interface{}) (err error)
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DoDebug(d bool)
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SetPrefix(p string)
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GetPrefix() (p string)
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Setup()
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Shutdown()
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}
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// StdLogger uses the log package in stdlib to perform all logging.
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type StdLogger struct {
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// All log.Logger fields/methods are exposed.
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*log.Logger
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/*
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EnableDebug indicates if the debug filter should be disabled (true) or if the filter should be enabled (false).
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This prevents potential data leak of sensitive information, as some loggers (e.g. FileLogger) will otherwise write all messages.
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*/
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EnableDebug bool
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// Prefix indicates the prefix for log entries; in shared logs, this helps differentiate the source.
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Prefix string
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}
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// FileLogger uses a StdLogger with a file handle writer to write to the file given at Path.
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type FileLogger struct {
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// StdLogger is used for the log formation and handling.
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StdLogger
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// Path is the path to the logfile.
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Path string
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// writer is used for the writing out of the log file.
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writer *os.File
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}
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// MultiLogger is used to contain one or more Loggers and present them all as a single Logger.
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type MultiLogger struct {
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/*
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EnableDebug indicates if the debug filter should be disabled (true) or if the filter should be enabled (false).
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This prevents potential data leak of sensitive information, as some loggers (e.g. FileLogger) will otherwise write all messages.
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*/
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EnableDebug bool
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// Prefix indicates the prefix for log entries; in shared logs, this helps differentiate the source.
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Prefix string
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/*
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Loggers contains a map of map[logname]Logger. It can be used to set log-specific options, or replace a Logger
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with one of a different type or options.
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*/
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Loggers map[string]Logger
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}
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