optimize log

conf/app.ini

@@ -2,7 +2,7 @@
 APP_NAME = Gogs: Go Git Service
 ; !!MUST CHANGE TO YOUR USER NAME!!
 RUN_USER = lunny
-; Either "dev", "prod" or "test", based on martini
+; Either "dev", "prod" or "test", default is "dev"
 RUN_MODE = dev
 
 [repository]
@@ -32,9 +32,61 @@ USER_PASSWD_SALT = !#@FDEWREWR&*(
 [mailer]
 ENABLED = false
 ; Name displayed in mail title
-NAME = %(APP_NAME)s
+SUBJECT = %(APP_NAME)s
 ; Mail server
 HOST = 
 ; Mailer user name and password
 USER = 
-PASSWD = 
+PASSWD = 
+
+[log]
+; Either "console", "file", "conn" or "smtp", default is "console"
+MODE = console
+; Buffer length of channel, keep it as it is if you don't know what it is.
+BUFFER_LEN = 10000
+; Either "Trace", "Debug", "Info", "Warn", "Error", "Critical", default is "Trace"
+LEVEL = Trace
+
+; For "console" mode only, all log files will be stored in "/log" directory
+[log.console]
+LEVEL = 
+
+; For "file" mode only
+[log.file]
+LEVEL = 
+FILE_NAME = "gogs.log"
+; This enables automated log rotate(switch of following options), default is true
+LOG_ROTATE = 
+; Max line number of single file, default is 1000000
+MAX_LINES = 1000000
+; Max size of single file, default is 1 << 28, 256MB
+MAX_SIZE = 1 << 28
+; Segment log daily, default is true
+DAILY_ROTATE = true
+; Expired days of log file(delete after max days), default is 7
+MAX_DAYS = 7
+
+; For "conn" mode only
+[log.conn]
+LEVEL = 
+; Reconnect host for every single message, default is false
+RECONNECT_ON_MSG = false
+; Try to reconnect when connection is lost, default is false
+RECONNECT = false
+; Either "tcp", "unix" or "udp", default is "tcp"
+PROTOCOL = tcp
+; Host address
+ADDR = 
+
+; For "smtp" mode only
+[log.smtp]
+LEVEL = 
+; Name displayed in mail title, default is "Diagnostic message from serve"
+SUBJECT = Diagnostic message from serve
+; Mail server
+HOST = 
+; Mailer user name and password
+USER = 
+PASSWD =
+; Receivers, can be one or more
+RECEIVERS =