MongoDB日志切换（RotateLogFiles）实战

use admin    
db.runCommand({logRotate:1})

mongo localhost/admin –eval “dbo.runCommand({logRotate:1})”

#!/bin/sh    
### log rotate    
mongo localhost/admin –evel “db.runCommand({logRotate:1})”    
### compress newly rotated    
for f in /var/log/mongodb/mongod.log.????-??-??T??-??-??;    
do    
7za a “$f.z” “$f”    
rm –f “$f”    
done

db.getMongo().getDB(“admin”).runCommand({logRotate:1})

#!/bin/sh    
# Clear old logs    
rm /var/log/mongodb/mongod.log.*    
# Rotate logs    
mongo logRotate.js

#!/usr/bin/expect –f    
spawn /usr/local/mongodb/bin/mongo admin -udev -ptest –quiet    
expect ">"    
send db.runCommand("logRotate")    
send "\r\n"    
expect ">"    
send "exit"

kill –SIGUSR1 <mongod process id>    
find /var/log/mongodb/mongodb.log.* -mtime +7 –delete

#!/bin/env python
import sys
import os
import commands
import datetime,time
#get mongo pid
mongo_pid = commands.getoutput("/sbin/pidof mongod")
print mongo_pid
#send Sig to mongo
if mongo_pid != '':
cmd = "/bin/kill -USR1 %s" %(mongo_pid)
print cmd
mongo_rotate = commands.getoutput(cmd)
else:
print "mongod is not running..."
#clean log which > 7 days
str_now = time.strftime("%Y-%m-%d")
dat_now = time.strptime(str_now,"%Y-%m-%d")
array_dat_now = datetime.datetime(dat_now[0],dat_now[1],dat_now[2])
lns = commands.getoutput("/bin/ls --full-time /var/log/mongodb/|awk '{print $6, $9}'")
for ln in lns.split('\n'):
ws = ln.split()
if len(ws) != 2:
continue
ws1 = time.strptime(ws[0],"%Y-%m-%d")
ws2 = datetime.datetime(ws1[0],ws1[1],ws1[2])
if (array_dat_now - ws2).days > 7:
v_del = commands.getoutput("/bin/rm -rf /var/log/mongodb//%s" % (ws[1]))

0 2 * * * /root/mongo_log_rotate.py >/root/null 2>&1

# vi /etc/logrotate.d/mongodb
/var/log/mongodb/*.log {
daily
rotate 7
compress
dateext
missingok
notifempty
sharedscripts
copytruncate
postrotate
/bin/kill -SIGUSR1 `cat /var/lib/mongo/mongod.lock 2> /dev/null` 2> /dev/null || true
endscript
}
# logrotate –f /etc/logrotate.d/mongodb