debian/postinst

   1 #!/bin/sh
   2 # postinst script for pnp4nagios
   3 #
   4 # see: dh_installdeb(1)
   5
   6 set -e
   7
   8 # summary of how this script can be called:
   9 #        * <postinst> `configure' <most-recently-configured-version>
  10 #        * <old-postinst> `abort-upgrade' <new version>
  11 #        * <conflictor's-postinst> `abort-remove' `in-favour' <package>
  12 #          <new-version>
  13 #        * <postinst> `abort-remove'
  14 #        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
  15 #          <failed-install-package> <version> `removing'
  16 #          <conflicting-package> <version>
  17 # for details, see http://www.debian.org/doc/debian-policy/ or
  18 # the debian-policy package
  19
  20 setperm() {
  21         user="$1"
  22         group="$2"
  23         mode="$3"
  24         file="$4"
  25         shift 4
  26         # only do something when no setting exists
  27         if ! dpkg-statoverride --list "$file" >/dev/null 2>&1; then
  28                 chown "$user":"$group" "$file"
  29                 chmod "$mode" "$file"
  30         fi
  31 }
  32
  33 case "$1" in
  34         configure)
  35                 if ! getent passwd nagios > /dev/null ; then
  36                         echo 'Adding system-user for nagios' 1>&2
  37                         adduser --system --group --home /var/lib/nagios \
  38                                 --disabled-login --force-badname nagios > /dev/null
  39                 fi
  40                 setperm nagios www-data 750 /var/lib/pnp4nagios
  41                 setperm nagios nagios   755 /var/lib/pnp4nagios/perfdata
  42                 setperm nagios www-data 750 /var/log/pnp4nagios
  43                 setperm nagios nagios   750 /var/log/pnp4nagios/stats
  44                 setperm nagios nagios   770 /var/spool/pnp4nagios
  45                 setperm nagios nagios   770 /var/spool/pnp4nagios/nagios
  46                 setperm nagios nagios   770 /var/spool/pnp4nagios/npcd
  47
  48                 if [ -d /etc/nagios3/conf.d/ ]; then
  49                         if [ ! -e /etc/nagios3/conf.d/pnp4nagios.cfg ]; then
  50                                 ln -s /etc/pnp4nagios/nagios.cfg /etc/nagios3/conf.d/pnp4nagios.cfg
  51                         fi
  52                 fi
  53
  54                 a2reload="false"
  55
  56                 if [ -d /etc/apache2/conf.d/ ]; then
  57                         if [ ! -e /etc/apache2/conf.d/pnp4nagios.conf ]; then
  58                                 ln -s /etc/pnp4nagios/apache.conf /etc/apache2/conf.d/pnp4nagios.conf
  59                                 a2reload="true"
  60                         fi
  61                 fi
  62
  63                 if [ -d /etc/apache2/mods-enabled ]; then
  64                         if [ ! -e /etc/apache2/mods-enabled/rewrite.load ]; then
  65                                 a2enmod rewrite
  66                                 a2reload="true"
  67                         fi
  68                 fi
  69
  70                 if [ "$a2reload" = "true" ]; then
  71                         invoke-rc.d apache2 reload
  72                 fi
  73         ;;
  74
  75         abort-upgrade|abort-remove|abort-deconfigure)
  76         ;;
  77
  78         *)
  79                 echo "postinst called with unknown argument \`$1'" >&2
  80                 exit 1
  81         ;;
  82 esac
  83
  84 # dh_installdeb will replace this with shell code automatically
  85 # generated by other debhelper scripts.
  86
  87 #DEBHELPER#
  88
  89 exit 0
  90
  91