I ment the failing check plugin, i.e show us the output from "sudo -u nagios check_...". /L
Williams, John wrote: > When running the check I use the following command: > > > sudo -u nagios -H nagios -v /etc/nagios/nagios.cfg > > and get the resulting output: > > newton2:/usr/sbin# sudo -u nagios -H nagios -v /etc/nagios/nagios.cfg > > Nagios 1.4 > Copyright (c) 1999-2006 Ethan Galstad ([EMAIL PROTECTED]) > Last Modified: 05-03-2006 > License: GPL > > Reading configuration data... > > Running pre-flight check on configuration data... > > Checking services... > Checked 484 services. > Checking hosts... > Checked 151 hosts. > Checking host groups... > Checked 25 host groups. > Checking contacts... > Checked 28 contacts. > Checking contact groups... > Checked 26 contact groups. > Checking service escalations... > Checked 0 service escalations. > Checking host group escalations... > Checked 0 host group escalations. > Checking service dependencies... > Checked 26 service dependencies. > Checking host escalations... > Checked 0 host escalations. > Checking host dependencies... > Checked 95 host dependencies. > Checking commands... > Checked 145 commands. > Checking time periods... > Checked 19 time periods. > Checking for circular paths between hosts... > Checking for circular service execution dependencies... > Checking global event handlers... > Checking obsessive compulsive service processor command... > Checking misc settings... > > Total Warnings: 0 > Total Errors: 0 > > Things look okay - No serious problems were detected during the > pre-flight check > > > I checked through the archives and the suggestions that I found didn't > fix the problem. I agree, it's probably a common problem that I am > having. > > I went back through my install of nagios and checked permissions > (against the install that is working) of the following: > > /etc/nagios (and sub directories) > /etc/nagios-plugins > /usr/share/nagios (and sub directories) > /usr/lib/nagios (and sub directories) > /usr/sbin/nagios > /usr/sbin/nrpe > > I also checked file sizes of the contents in the /etc/nagios directory > against the working server and they matched. I then went though, line by > line, the config files and they matched. > > I added the host names of the client to my /etc/host file (it was > already in dns) and that didn't help. I did the same thing on the client > machine with the server names. Same result. > > For each host defined in my services config file, not everything is > failing to report back. It seems like a only the checks that would be > defined in the nrpe.cfg file on the target machine. If it's just a > straight plugin check, then it appears to work. For example: > > On our netbackup server, the checks for ping and ssh work fine. The > custom commands for checking tape drive status doesn't. > > > I also ensured that the package list that was installed on the working > server also matched the problem server. > > Thanks > -----Original Message----- > From: Lars Stavholm [mailto:[EMAIL PROTECTED] > Sent: Tuesday, May 15, 2007 12:09 AM > To: Williams, John > Cc: nagios-users@lists.sourceforge.net > Subject: Re: [Nagios-users] No output returned from plug-in > > Williams, John wrote: >> I am having an issue with a new nagios server where some of the > plugins >> are showing "No output returned from plugin" on the nagios webpage. > The >> check that is running is a command that is defined on the remote host > in >> nrpe.cfg. > > This usually indicates permission problems. > >> I looked around the archives and didn't find anything that would fix > the >> problem that I am having. > > It's a common enough problem so you should have found something. > >> I am running Debian Linux, Apache2, and Nagios 1.4. >> >> Each remote machine is running nrpe and as the user "nagios" I can >> manually run the check_nrpe -H hostname -c command and it works fine. >> It's when I am running the command through the webpage that it doesn't > work. > > When you run the check manually, do you run it as user "nagios"? > /Lars > >> The new nagios server is replacing a nagios 1.3 server, which ran fine > ( >> the hardware is out of warranty which is why we are replacing it ). >> >> Each remote host has the IP address of the new nagios server defined > in >> nrpe.cfg and nrpe has been restarted on the remote hosts. >> >> Doing a tail -f /var/log/nagios/nagios.log will show the command being >> executed, but no reply data. >> >> Nagios was installed using the Debian "apt-get", so it was a >> pre-packaged bundle from Debian. >> >> All plugins have been installed. >> >> On the backup nagios 1.4 server (I am using linux clustering) all > checks >> work fine. I can't find anything different between file ownership, >> permissions, etc... with the 1.4 server that is working and the 1.4 > server >> that isn't. >> >> All checks are being done on the same subnet, so routing isn't an > issue. >> Any help you can give would be greatly appreciated. If you need more >> info on my config I would be happy to post it. >> >> Thanks in advance >> > ------------------------------------------------------------------------ > ------------------------------------------------------------------------ > - >> This SF.net email is sponsored by DB2 Express >> Download DB2 Express C - the FREE version of DB2 express and take >> control of your XML. No limits. Just data. Click to get it now. >> http://sourceforge.net/powerbar/db2/ >> > ------------------------------------------------------------------------ >> _______________________________________________ >> Nagios-users mailing list >> Nagios-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/nagios-users >> ::: Please include Nagios version, plugin version (-v) and OS when > reporting any issue. >> ::: Messages without supporting info will risk being sent to /dev/null > ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ Nagios-users mailing list Nagios-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nagios-users ::: Please include Nagios version, plugin version (-v) and OS when reporting any issue. ::: Messages without supporting info will risk being sent to /dev/null
