Nagios from sources debian 7

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steps for debian-wheezy

Download and compile latest nagios from

cd /usr/src
wget -O nagios-4.0.8.tar.gz
tar -xzf nagios-4.0.8.tar.gz
apt-get install -y apache2 libapache2-mod-php5 build-essential libgd2-xpm-dev libssl-dev
cd nagios-4.0.8
./configure --exec-prefix=/usr/local/nagios/ --prefix=/usr/local/nagios/ --with-nagios-user=nagios --with-nagios-group=nagios --with-command-user=nagios --with-command-group=nagcmd

groupadd -g 9000 nagios
groupadd -g 9001 nagcmd
useradd -u 9000 -g nagios -G nagcmd -d /usr/local/nagios -c 'Nagios Admin' nagios
adduser www-data nagcmd
make all
make install
make install-init
make install-config
make install-commandmode
make install-webconf
htpasswd -c /usr/local/nagios/etc/htpasswd.users nagiosadmin

Download and compile latest nagios plugins from:

cd /usr/src
tar -xzf nagios-plugins-2.0.3.tar.gz
cd nagios-plugins-2.0.3/
./configure --with-nagios-user=nagios --with-nagios-group=nagios  --with-openssl=/usr/bin/openssl --enable-perl-modules --enable-libtap
make install

Change startup options for nagios vim /etc/init.d/nagios //add following lines after # Short-Description ... line

# Default-start: 2 3 4 5
# Default-Stop:

Change nagios setting for voipmonitor in /usr/local/nagios/etc/nagios.cfg
Add this line:


startup nagios - run commands

chmod +x /etc/init.d/nagios
update-rc.d nagios defaults
/etc/init.d/nagios restart

Install nagios dependences

apt-get install -y nagios-nrpe-plugin

To create privileges for www-data to restart nagios (to reload config from voipmonitor gui)////

chown -R nagios:www-data /usr/local/nagios/bin/nagios
chown -R www-data /usr/local/nagios/var/spool/checkresults
chown www-data:nagioscmd /usr/local/nagios/var/rw/nagios.cmd
apt-get install sudo

vim /etc/sudoers //add line www-data after root .. line

root    ALL=(ALL:ALL) ALL
www-data ALL=(ALL) NOPASSWD: /usr/bin/killall, /usr/local/nagios/bin/nagios

in GUI Settings->Systemconfiguration->:

Enable nagios: TRUE
Nagios user: nagios
Path to nagios binary: /usr/local/nagios/bin/nagios
Path to nagios.cfg: /usr/local/nagios/etc/objects/nagios.cfg
Path to vm.cfg: /usr/local/nagios/etc/objects/vm.cfg 
Path to status.dat: /usr/local/nagios/var/status.dat
Command which reload config: /usr/bin/killall -HUP nagios
run sudo before reload command: TRUE