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Re: monit error for simple file check?
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From: |
Claus Klein |
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Subject: |
Re: monit error for simple file check? |
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Date: |
Tue, 12 Apr 2005 11:00:31 +0200 |
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User-agent: |
KMail/1.7.1 |
Today, I have retested it with the newest debian monit version
and it seem, it works with V4.4.
So I think it is a bug in monit V4.5!
Claus Klein
address@hidden:/etc# rm /var/cache/SystemTestDone
address@hidden:/etc# monit status
...
Process 'ntpd'
status initializing
monitoring status initializing
data collected Tue Apr 12 10:50:10 2005
File 'TestLockFile'
status Does not exist
monitoring status monitored
data collected Tue Apr 12 10:50:12 2005
address@hidden:/etc# touch /var/cache/SystemTestDone
address@hidden:/etc# monit -V
This is monit version 4.4
Copyright (C) 2000-2004 by the monit project group. All Rights Reserved.
address@hidden:/etc# monit status
...
Process 'ntpd'
status running
monitoring status monitored
pid 10061
parent pid 1
uptime 2m
childrens 0
memory kilobytes 3372
memory kilobytes total 3372
memory percent 0.6%
memory percent total 0.6%
cpu percent 0.0%
cpu percent total 0.0%
port response time 2.001s to localhost:123 [DEFAULT]
data collected Tue Apr 12 10:53:40 2005
File 'TestLockFile'
status accessible
monitoring status monitored
permission 644
uid 0
gid 0
timestamp Tue Apr 12 10:52:12 2005
size 0 B
data collected Tue Apr 12 10:53:40 2005
address@hidden:/etc#
On Sunday 03 April 2005 12:19, Claus Klein wrote:
> Hi,
>
> with the following configuration I run into problems with monit.
> It seems, that the file is only checked at startup?
>
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# tail
> /etc/monit/monitrc summary
>
> check process ntpd with pidfile /var/run/ntpd.pid
> depends on TestLockFile
> group server
> start program "/etc/init.d/ntp-server start"
> stop program "/etc/init.d/ntp-server stop"
> if failed port 123 type udp then restart
> if 5 restarts within 5 cycles then timeout
>
> check file TestLockFile with path /var/cache/SystemTestDone
>
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# uname -a
>
> Linux www.clausklein.homelinux.net 2.6.8-2-686 #1 Mon Jan 24 03:58:38 EST
> 2005 i686 GNU/Linux
>
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# ./monit -c
> /etc/monit/monitrc summary
> The monit daemon 4.5 uptime: 10m
>
> System 'www.clausklein.homelinux.net'
> load average [0.01] [0.05] [0.07]
> cpu 1.7%us 0.5%sy 0.3%wa
> memory usage 199340 kB [38.6%]
> data collected Sun Apr 3 11:14:45 2005
>
> Process 'apache ' running monitored at Sun Apr 3
> 11:14:50 2005
> File 'apache_bin ' accessible monitored at Sun Apr 3
> 11:14:50 2005
> Device 'homefs ' Resource limit matched monitored at
> Sun Apr 3 11:14:50 2005
> Device 'rootfs ' accessible monitored at Sun Apr 3
> 11:14:50 2005
> Process 'snmpd ' Execution failed monitored at Sun Apr
> 3 11:14:50 2005
> Process 'pure-ftpd ' running monitored at Sun Apr 3
> 11:14:50 2005
> Process 'dictd ' running monitored at Sun Apr 3
> 11:14:45 2005
> Process 'ntpd ' Execution failed monitored at Sun Apr
> 3 11:14:45 2005 # depend on 'TestLockFile' !
> Process 'wwwoffled ' running monitored at Sun Apr 3
> 11:14:45 2005
> File 'wwwoffled_rc' accessible monitored at Sun Apr 3
> 11:14:45 2005
> Process 'privoxy ' running monitored at Sun Apr 3
> 11:14:45 2005
> File 'privoxy_bin ' accessible monitored at Sun Apr 3
> 11:14:45 2005
> File 'privoxy_rc ' accessible monitored at Sun Apr 3
> 11:14:45 2005
> Process 'cron ' running monitored at Sun Apr 3
> 11:14:45 2005
> File 'cron_rc ' accessible monitored at Sun Apr 3
> 11:14:45 2005
> Process 'syslogd ' running monitored at Sun Apr 3
> 11:14:45 2005
> File 'syslogd_file' accessible monitored at Sun Apr 3
> 11:14:45 2005
> File 'TestLockFile' accessible monitored at Sun Apr 3
> 11:10:35 2005 <<<<<<<<<<< only tested ones? # I removed it after monit
> startup!
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5#
>
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# ./monit -c
> /etc/monit/monitrc validate
> 'ntpd' process is not running
> 'ntpd' trying to restart
> 'ntpd' start: /etc/init.d/ntp-server
> No lockfile found: /var/cache/SystemTestDone
> 'snmpd' process is not running
> 'snmpd' trying to restart
> 'snmpd' start: /etc/init.d/snmpd
> Starting network management services: snmptrapd.
> 'homefs' space usage 94.0% matches resource limit [space usage>90.0%]
> 'ntpd' failed to start
> 'snmpd' failed to start
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# ./monit -c
> /etc/monit/monitrc summary
> The monit daemon 4.5 uptime: 15m
>
> System 'www.clausklein.homelinux.net'
> load average [0.35] [0.13] [0.09]
> cpu 3.9%us 0.9%sy 0.3%wa
> memory usage 200604 kB [38.8%]
> data collected Sun Apr 3 11:18:46 2005
>
> Process 'apache ' running monitored at Sun Apr 3
> 11:18:52 2005
> File 'apache_bin ' accessible monitored at Sun Apr 3
> 11:18:52 2005
> Device 'homefs ' Resource limit matched monitored at
> Sun Apr 3 11:18:52 2005
> Device 'rootfs ' accessible monitored at Sun Apr 3
> 11:18:52 2005
> Process 'snmpd ' Execution failed monitored at Sun Apr
> 3 11:18:52 2005
> Process 'pure-ftpd ' running monitored at Sun Apr 3
> 11:18:52 2005
> Process 'dictd ' running monitored at Sun Apr 3
> 11:18:47 2005
> Process 'ntpd ' Execution failed monitored at Sun Apr
> 3 11:18:47 2005
> Process 'wwwoffled ' running monitored at Sun Apr 3
> 11:18:46 2005
> File 'wwwoffled_rc' accessible monitored at Sun Apr 3
> 11:18:46 2005
> Process 'privoxy ' running monitored at Sun Apr 3
> 11:18:46 2005
> File 'privoxy_bin ' accessible monitored at Sun Apr 3
> 11:18:47 2005
> File 'privoxy_rc ' accessible monitored at Sun Apr 3
> 11:18:47 2005
> Process 'cron ' running monitored at Sun Apr 3
> 11:18:46 2005
> File 'cron_rc ' accessible monitored at Sun Apr 3
> 11:18:46 2005
> Process 'syslogd ' running monitored at Sun Apr 3
> 11:18:46 2005
> File 'syslogd_file' accessible monitored at Sun Apr 3
> 11:18:46 2005
> File 'TestLockFile' accessible monitored at Sun Apr 3
> 11:10:35 2005 <<<<<<<<<<< This is wrong!
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# ls
> -lrta /var/cache/SystemTestDone
> ls: /var/cache/SystemTestDone: No such file or directory
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# ./monit
> -c /etc/monit/monitrc reload
>
> I added 'every 2 cycle' to the TestLockFile file check block:
>
> check file TestLockFile with path /var/cache/SystemTestDone
> every 2 cycles
> if failed permission 644 then alert
>
> But the status is still wrong too after an reload and I reseve no mail about
> TestLockFile?
>
> Process 'ntpd'
> status Execution failed
> monitoring status monitored
> data collected Sun Apr 3 11:37:33 2005
>
> File 'TestLockFile'
> status accessible
> monitoring status monitored
> path /var/cache/SystemTestDone
> permission 0
> # it seems true because the file does not exist!
> uid 0
> gid 0
> timestamp Thu Jan 1 01:00:00 1970 # it seems
> true because the file does not exist!
> size 0 B
> data collected Sun Apr 3 11:37:33 2005
>
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# date
> Sun Apr 3 11:38:16 CEST 2005
>
> Than I tryed this:
>
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# ./monit -c
> /etc/monit/monitrc -t
> Control file syntax OK
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# ls
> /var/cache/SystemTestDone
> ls: /var/cache/SystemTestDone: No such file or directory
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# ./monit -c
> /etc/monit/monitrc status | tail -20
> size 102056 B
> data collected Sun Apr 3 12:04:44 2005
>
> Process 'ntpd'
> status Execution failed
> monitoring status monitored
> data collected Sun Apr 3 12:04:44 2005
>
> File 'TestLockFile'
> status accessible
> monitoring status monitored
> path /var/cache/SystemTestDone
> permission 0
> uid 0
> gid 0
> timestamp Thu Jan 1 01:00:00 1970
> size 0 B
> checksum (null)(MD5)
> data collected Sun Apr 3 12:04:44 2005
>
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# !tail
> tail -7 /etc/monit/monitrc
>
> check file TestLockFile with path /var/cache/SystemTestDone
> every 2 cycles
> if failed permission 644 then alert
> if failed checksum and
> expect the sum d41d8cd98f00b204e9800998ecf8427e then alert
> if size > 0 B then alert
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# !ls
> ls /var/cache/SystemTestDone
> ls: /var/cache/SystemTestDone: No such file or directory
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5#
>
>
> But when I configure it like this, I can't start monit?
>
>
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# ./monit -c
> /etc/monit/monitrc -t
> /etc/monit/monitrc:541: Error: cannot compute a checksum for a file
> /var/cache/SystemTestDone 'root'
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5# tail
> /etc/monit/monitrc
>
> check file TestLockFile with path /var/cache/SystemTestDone
> every 2 cycles
> if failed permission 644 then alert
> if failed checksum and
> expect the sum d41d8cd98f00b204e9800998ecf8427e then alert
> if size != 0 B then alert
> if failed uid root then alert
> # only this seems to work for an empty file?
> if failed checksum then alert
> address@hidden:/home/claus/src/buildroot/build_powerpc/monit-4.5#
>
>
> What goes wrong?
>
> Claus Klein
>
>
>
>
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