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authorChristopher Speller <crspeller@gmail.com>2016-05-12 15:08:58 -0400
committerChristopher Speller <crspeller@gmail.com>2016-05-12 16:37:29 -0400
commit84d2482ddbff9564c9ad75b2d30af66e3ddfd44d (patch)
tree8bfa567d2b6381f4a996ada2deff8a16aa85a3ac /Godeps/_workspace/src/github.com/alecthomas/log4go/filelog.go
parentd1efb66ad7b017f0fbfe6f0c20843b30f396e504 (diff)
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Updating go depencancies. Switching to go1.6 vendoring (#2949)
Diffstat (limited to 'Godeps/_workspace/src/github.com/alecthomas/log4go/filelog.go')
-rw-r--r--Godeps/_workspace/src/github.com/alecthomas/log4go/filelog.go264
1 files changed, 0 insertions, 264 deletions
diff --git a/Godeps/_workspace/src/github.com/alecthomas/log4go/filelog.go b/Godeps/_workspace/src/github.com/alecthomas/log4go/filelog.go
deleted file mode 100644
index ee0ab0c04..000000000
--- a/Godeps/_workspace/src/github.com/alecthomas/log4go/filelog.go
+++ /dev/null
@@ -1,264 +0,0 @@
-// Copyright (C) 2010, Kyle Lemons <kyle@kylelemons.net>. All rights reserved.
-
-package log4go
-
-import (
- "fmt"
- "os"
- "time"
-)
-
-// This log writer sends output to a file
-type FileLogWriter struct {
- rec chan *LogRecord
- rot chan bool
-
- // The opened file
- filename string
- file *os.File
-
- // The logging format
- format string
-
- // File header/trailer
- header, trailer string
-
- // Rotate at linecount
- maxlines int
- maxlines_curlines int
-
- // Rotate at size
- maxsize int
- maxsize_cursize int
-
- // Rotate daily
- daily bool
- daily_opendate int
-
- // Keep old logfiles (.001, .002, etc)
- rotate bool
- maxbackup int
-}
-
-// This is the FileLogWriter's output method
-func (w *FileLogWriter) LogWrite(rec *LogRecord) {
- w.rec <- rec
-}
-
-func (w *FileLogWriter) Close() {
- close(w.rec)
- w.file.Sync()
-}
-
-// NewFileLogWriter creates a new LogWriter which writes to the given file and
-// has rotation enabled if rotate is true.
-//
-// If rotate is true, any time a new log file is opened, the old one is renamed
-// with a .### extension to preserve it. The various Set* methods can be used
-// to configure log rotation based on lines, size, and daily.
-//
-// The standard log-line format is:
-// [%D %T] [%L] (%S) %M
-func NewFileLogWriter(fname string, rotate bool) *FileLogWriter {
- w := &FileLogWriter{
- rec: make(chan *LogRecord, LogBufferLength),
- rot: make(chan bool),
- filename: fname,
- format: "[%D %T] [%L] (%S) %M",
- rotate: rotate,
- maxbackup: 999,
- }
-
- // open the file for the first time
- if err := w.intRotate(); err != nil {
- fmt.Fprintf(os.Stderr, "FileLogWriter(%q): %s\n", w.filename, err)
- return nil
- }
-
- go func() {
- defer func() {
- if w.file != nil {
- fmt.Fprint(w.file, FormatLogRecord(w.trailer, &LogRecord{Created: time.Now()}))
- w.file.Close()
- }
- }()
-
- for {
- select {
- case <-w.rot:
- if err := w.intRotate(); err != nil {
- fmt.Fprintf(os.Stderr, "FileLogWriter(%q): %s\n", w.filename, err)
- return
- }
- case rec, ok := <-w.rec:
- if !ok {
- return
- }
- now := time.Now()
- if (w.maxlines > 0 && w.maxlines_curlines >= w.maxlines) ||
- (w.maxsize > 0 && w.maxsize_cursize >= w.maxsize) ||
- (w.daily && now.Day() != w.daily_opendate) {
- if err := w.intRotate(); err != nil {
- fmt.Fprintf(os.Stderr, "FileLogWriter(%q): %s\n", w.filename, err)
- return
- }
- }
-
- // Perform the write
- n, err := fmt.Fprint(w.file, FormatLogRecord(w.format, rec))
- if err != nil {
- fmt.Fprintf(os.Stderr, "FileLogWriter(%q): %s\n", w.filename, err)
- return
- }
-
- // Update the counts
- w.maxlines_curlines++
- w.maxsize_cursize += n
- }
- }
- }()
-
- return w
-}
-
-// Request that the logs rotate
-func (w *FileLogWriter) Rotate() {
- w.rot <- true
-}
-
-// If this is called in a threaded context, it MUST be synchronized
-func (w *FileLogWriter) intRotate() error {
- // Close any log file that may be open
- if w.file != nil {
- fmt.Fprint(w.file, FormatLogRecord(w.trailer, &LogRecord{Created: time.Now()}))
- w.file.Close()
- }
-
- // If we are keeping log files, move it to the next available number
- if w.rotate {
- _, err := os.Lstat(w.filename)
- if err == nil { // file exists
- // Find the next available number
- num := 1
- fname := ""
- if w.daily && time.Now().Day() != w.daily_opendate {
- yesterday := time.Now().AddDate(0, 0, -1).Format("2006-01-02")
-
- for ; err == nil && num <= 999; num++ {
- fname = w.filename + fmt.Sprintf(".%s.%03d", yesterday, num)
- _, err = os.Lstat(fname)
- }
- // return error if the last file checked still existed
- if err == nil {
- return fmt.Errorf("Rotate: Cannot find free log number to rename %s\n", w.filename)
- }
- } else {
- num = w.maxbackup - 1
- for ; num >= 1; num-- {
- fname = w.filename + fmt.Sprintf(".%d", num)
- nfname := w.filename + fmt.Sprintf(".%d", num+1)
- _, err = os.Lstat(fname)
- if err == nil {
- os.Rename(fname, nfname)
- }
- }
- }
-
- w.file.Close()
- // Rename the file to its newfound home
- err = os.Rename(w.filename, fname)
- if err != nil {
- return fmt.Errorf("Rotate: %s\n", err)
- }
- }
- }
-
- // Open the log file
- fd, err := os.OpenFile(w.filename, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0660)
- if err != nil {
- return err
- }
- w.file = fd
-
- now := time.Now()
- fmt.Fprint(w.file, FormatLogRecord(w.header, &LogRecord{Created: now}))
-
- // Set the daily open date to the current date
- w.daily_opendate = now.Day()
-
- // initialize rotation values
- w.maxlines_curlines = 0
- w.maxsize_cursize = 0
-
- return nil
-}
-
-// Set the logging format (chainable). Must be called before the first log
-// message is written.
-func (w *FileLogWriter) SetFormat(format string) *FileLogWriter {
- w.format = format
- return w
-}
-
-// Set the logfile header and footer (chainable). Must be called before the first log
-// message is written. These are formatted similar to the FormatLogRecord (e.g.
-// you can use %D and %T in your header/footer for date and time).
-func (w *FileLogWriter) SetHeadFoot(head, foot string) *FileLogWriter {
- w.header, w.trailer = head, foot
- if w.maxlines_curlines == 0 {
- fmt.Fprint(w.file, FormatLogRecord(w.header, &LogRecord{Created: time.Now()}))
- }
- return w
-}
-
-// Set rotate at linecount (chainable). Must be called before the first log
-// message is written.
-func (w *FileLogWriter) SetRotateLines(maxlines int) *FileLogWriter {
- //fmt.Fprintf(os.Stderr, "FileLogWriter.SetRotateLines: %v\n", maxlines)
- w.maxlines = maxlines
- return w
-}
-
-// Set rotate at size (chainable). Must be called before the first log message
-// is written.
-func (w *FileLogWriter) SetRotateSize(maxsize int) *FileLogWriter {
- //fmt.Fprintf(os.Stderr, "FileLogWriter.SetRotateSize: %v\n", maxsize)
- w.maxsize = maxsize
- return w
-}
-
-// Set rotate daily (chainable). Must be called before the first log message is
-// written.
-func (w *FileLogWriter) SetRotateDaily(daily bool) *FileLogWriter {
- //fmt.Fprintf(os.Stderr, "FileLogWriter.SetRotateDaily: %v\n", daily)
- w.daily = daily
- return w
-}
-
-// Set max backup files. Must be called before the first log message
-// is written.
-func (w *FileLogWriter) SetRotateMaxBackup(maxbackup int) *FileLogWriter {
- w.maxbackup = maxbackup
- return w
-}
-
-// SetRotate changes whether or not the old logs are kept. (chainable) Must be
-// called before the first log message is written. If rotate is false, the
-// files are overwritten; otherwise, they are rotated to another file before the
-// new log is opened.
-func (w *FileLogWriter) SetRotate(rotate bool) *FileLogWriter {
- //fmt.Fprintf(os.Stderr, "FileLogWriter.SetRotate: %v\n", rotate)
- w.rotate = rotate
- return w
-}
-
-// NewXMLLogWriter is a utility method for creating a FileLogWriter set up to
-// output XML record log messages instead of line-based ones.
-func NewXMLLogWriter(fname string, rotate bool) *FileLogWriter {
- return NewFileLogWriter(fname, rotate).SetFormat(
- ` <record level="%L">
- <timestamp>%D %T</timestamp>
- <source>%S</source>
- <message>%M</message>
- </record>`).SetHeadFoot("<log created=\"%D %T\">", "</log>")
-}