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go
beego
Commits
dcaff38c
Commit
dcaff38c
authored
Dec 19, 2013
by
1fei
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Update file.go
parent
b68c814c
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30 additions
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51 deletions
+30
-51
file.go
logs/file.go
+30
-51
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logs/file.go
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dcaff38c
...
...
@@ -18,25 +18,25 @@ type FileLogWriter struct {
*
log
.
Logger
mw
*
MuxWriter
// The opened file
filename
string
Filename
string
`json:"filename"`
maxlines
int
Maxlines
int
`json:"maxlines"`
maxlines_curlines
int
// Rotate at size
maxsize
int
Maxsize
int
`json:"maxsize"`
maxsize_cursize
int
// Rotate daily
daily
bool
maxdays
int64
Daily
bool
`json:"daily"`
Maxdays
int64
`json:"maxdays`
daily_opendate
int
rotate
bool
Rotate
bool
`json:"rotate"`
startLock
sync
.
Mutex
// Only one log can write to the file
level
int
Level
int
`json:"level"`
}
type
MuxWriter
struct
{
...
...
@@ -59,13 +59,13 @@ func (l *MuxWriter) SetFd(fd *os.File) {
func
NewFileWriter
()
LoggerInterface
{
w
:=
&
FileLogWriter
{
f
ilename
:
""
,
m
axlines
:
1000000
,
m
axsize
:
1
<<
28
,
//256 MB
d
aily
:
true
,
m
axdays
:
7
,
r
otate
:
true
,
l
evel
:
LevelTrace
,
F
ilename
:
""
,
M
axlines
:
1000000
,
M
axsize
:
1
<<
28
,
//256 MB
D
aily
:
true
,
M
axdays
:
7
,
R
otate
:
true
,
L
evel
:
LevelTrace
,
}
// use MuxWriter instead direct use os.File for lock write when rotate
w
.
mw
=
new
(
MuxWriter
)
...
...
@@ -84,33 +84,12 @@ func NewFileWriter() LoggerInterface {
// "rotate":true
//}
func
(
w
*
FileLogWriter
)
Init
(
jsonconfig
string
)
error
{
var
m
map
[
string
]
interface
{}
err
:=
json
.
Unmarshal
([]
byte
(
jsonconfig
),
&
m
)
err
:=
json
.
Unmarshal
([]
byte
(
jsonconfig
),
w
)
if
err
!=
nil
{
return
err
}
if
fn
,
ok
:=
m
[
"filename"
];
!
ok
{
if
len
(
w
.
Filename
)
==
0
{
return
errors
.
New
(
"jsonconfig must have filename"
)
}
else
{
w
.
filename
=
fn
.
(
string
)
}
if
ml
,
ok
:=
m
[
"maxlines"
];
ok
{
w
.
maxlines
=
int
(
ml
.
(
float64
))
}
if
ms
,
ok
:=
m
[
"maxsize"
];
ok
{
w
.
maxsize
=
int
(
ms
.
(
float64
))
}
if
dl
,
ok
:=
m
[
"daily"
];
ok
{
w
.
daily
=
dl
.
(
bool
)
}
if
md
,
ok
:=
m
[
"maxdays"
];
ok
{
w
.
maxdays
=
int64
(
md
.
(
float64
))
}
if
rt
,
ok
:=
m
[
"rotate"
];
ok
{
w
.
rotate
=
rt
.
(
bool
)
}
if
lv
,
ok
:=
m
[
"level"
];
ok
{
w
.
level
=
int
(
lv
.
(
float64
))
}
err
=
w
.
StartLogger
()
return
err
...
...
@@ -132,11 +111,11 @@ func (w *FileLogWriter) StartLogger() error {
func
(
w
*
FileLogWriter
)
docheck
(
size
int
)
{
w
.
startLock
.
Lock
()
defer
w
.
startLock
.
Unlock
()
if
(
w
.
maxlines
>
0
&&
w
.
maxlines_curlines
>=
w
.
m
axlines
)
||
(
w
.
maxsize
>
0
&&
w
.
maxsize_cursize
>=
w
.
m
axsize
)
||
(
w
.
d
aily
&&
time
.
Now
()
.
Day
()
!=
w
.
daily_opendate
)
{
if
(
w
.
Maxlines
>
0
&&
w
.
maxlines_curlines
>=
w
.
M
axlines
)
||
(
w
.
Maxsize
>
0
&&
w
.
maxsize_cursize
>=
w
.
M
axsize
)
||
(
w
.
D
aily
&&
time
.
Now
()
.
Day
()
!=
w
.
daily_opendate
)
{
if
err
:=
w
.
DoRotate
();
err
!=
nil
{
fmt
.
Fprintf
(
os
.
Stderr
,
"FileLogWriter(%q): %s
\n
"
,
w
.
f
ilename
,
err
)
fmt
.
Fprintf
(
os
.
Stderr
,
"FileLogWriter(%q): %s
\n
"
,
w
.
F
ilename
,
err
)
return
}
}
...
...
@@ -145,7 +124,7 @@ func (w *FileLogWriter) docheck(size int) {
}
func
(
w
*
FileLogWriter
)
WriteMsg
(
msg
string
,
level
int
)
error
{
if
level
<
w
.
l
evel
{
if
level
<
w
.
L
evel
{
return
nil
}
n
:=
24
+
len
(
msg
)
// 24 stand for the length "2013/06/23 21:00:22 [T] "
...
...
@@ -156,7 +135,7 @@ func (w *FileLogWriter) WriteMsg(msg string, level int) error {
func
(
w
*
FileLogWriter
)
createLogFile
()
(
*
os
.
File
,
error
)
{
// Open the log file
fd
,
err
:=
os
.
OpenFile
(
w
.
f
ilename
,
os
.
O_WRONLY
|
os
.
O_APPEND
|
os
.
O_CREATE
,
0660
)
fd
,
err
:=
os
.
OpenFile
(
w
.
F
ilename
,
os
.
O_WRONLY
|
os
.
O_APPEND
|
os
.
O_CREATE
,
0660
)
return
fd
,
err
}
...
...
@@ -169,7 +148,7 @@ func (w *FileLogWriter) initFd() error {
w
.
maxsize_cursize
=
int
(
finfo
.
Size
())
w
.
daily_opendate
=
time
.
Now
()
.
Day
()
if
finfo
.
Size
()
>
0
{
content
,
err
:=
ioutil
.
ReadFile
(
w
.
f
ilename
)
content
,
err
:=
ioutil
.
ReadFile
(
w
.
F
ilename
)
if
err
!=
nil
{
return
err
}
...
...
@@ -181,18 +160,18 @@ func (w *FileLogWriter) initFd() error {
}
func
(
w
*
FileLogWriter
)
DoRotate
()
error
{
_
,
err
:=
os
.
Lstat
(
w
.
f
ilename
)
_
,
err
:=
os
.
Lstat
(
w
.
F
ilename
)
if
err
==
nil
{
// file exists
// Find the next available number
num
:=
1
fname
:=
""
for
;
err
==
nil
&&
num
<=
999
;
num
++
{
fname
=
w
.
f
ilename
+
fmt
.
Sprintf
(
".%s.%03d"
,
time
.
Now
()
.
Format
(
"2006-01-02"
),
num
)
fname
=
w
.
F
ilename
+
fmt
.
Sprintf
(
".%s.%03d"
,
time
.
Now
()
.
Format
(
"2006-01-02"
),
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
.
f
ilename
)
return
fmt
.
Errorf
(
"Rotate: Cannot find free log number to rename %s
\n
"
,
w
.
F
ilename
)
}
// block Logger's io.Writer
...
...
@@ -204,7 +183,7 @@ func (w *FileLogWriter) DoRotate() error {
// close fd before rename
// Rename the file to its newfound home
err
=
os
.
Rename
(
w
.
f
ilename
,
fname
)
err
=
os
.
Rename
(
w
.
F
ilename
,
fname
)
if
err
!=
nil
{
return
fmt
.
Errorf
(
"Rotate: %s
\n
"
,
err
)
}
...
...
@@ -222,10 +201,10 @@ func (w *FileLogWriter) DoRotate() error {
}
func
(
w
*
FileLogWriter
)
deleteOldLog
()
{
dir
:=
path
.
Dir
(
w
.
f
ilename
)
dir
:=
path
.
Dir
(
w
.
F
ilename
)
filepath
.
Walk
(
dir
,
func
(
path
string
,
info
os
.
FileInfo
,
err
error
)
error
{
if
!
info
.
IsDir
()
&&
info
.
ModTime
()
.
Unix
()
<
(
time
.
Now
()
.
Unix
()
-
60
*
60
*
24
*
w
.
m
axdays
)
{
if
strings
.
HasPrefix
(
filepath
.
Base
(
path
),
filepath
.
Base
(
w
.
f
ilename
))
{
if
!
info
.
IsDir
()
&&
info
.
ModTime
()
.
Unix
()
<
(
time
.
Now
()
.
Unix
()
-
60
*
60
*
24
*
w
.
M
axdays
)
{
if
strings
.
HasPrefix
(
filepath
.
Base
(
path
),
filepath
.
Base
(
w
.
F
ilename
))
{
os
.
Remove
(
path
)
}
}
...
...
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