omd/debian/postinst.in

   1 #!/bin/sh
   2 # postinst script for omd
   3 #
   4 # see: dh_installdeb(1)
   5
   6 set -e
   7
   8 PLUGIN_PATH="/omd/versions/###OMD_VERSION###/lib"
   9 SUID_PLUGINS="nagios/plugins/check_icmp nagios/plugins/check_dhcp cmc/icmpsender cmc/icmpreceiver"
  10 PROGRAM_PATH="/omd/versions/###OMD_VERSION###/bin"
  11 SUID_PROGRAMS="mkeventd_open514"
  12 APACHE_OMD_CONF="/etc/apache2/conf.d/zzz_omd.conf"
  13
  14 # Source debconf library.
  15 . /usr/share/debconf/confmodule
  16
  17 # summary of how this script can be called:
  18 #        * <postinst> `configure' <most-recently-configured-version>
  19 #        * <old-postinst> `abort-upgrade' <new version>
  20 #        * <conflictor's-postinst> `abort-remove' `in-favour' <package>
  21 #          <new-version>
  22 #        * <postinst> `abort-remove'
  23 #        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
  24 #          <failed-install-package> <version> `removing'
  25 #          <conflicting-package> <version>
  26 # for details, see http://www.debian.org/doc/debian-policy/ or
  27 # the debian-policy package
  28
  29 setperm() {
  30     local user="$1"
  31     local group="$2"
  32     local mode="$3"
  33     local file="$4"
  34     shift 4
  35     # only do something when no setting exists
  36     if ! dpkg-statoverride --list "$file" >/dev/null 2>&1; then
  37       chown "$user":"$group" "$file"
  38       chmod "$mode" "$file"
  39     fi
  40 }
  41
  42 case "$1" in
  43   configure)
  44     ln -sfn /opt/omd /omd
  45     if [ ! -d /etc/bash_completion.d ]; then
  46         mkdir /etc/bash_completion.d
  47     fi
  48     update-alternatives --install /omd/versions/default \
  49        omd /omd/versions/###OMD_VERSION### ###OMD_SERIAL### \
  50        --slave /usr/bin/omd omd.bin /omd/versions/###OMD_VERSION###/bin/omd \
  51        --slave /etc/bash_completion.d/omd omd.bash_completion /omd/versions/###OMD_VERSION###/lib/omd/bash_completion \
  52        --slave /usr/share/man/man8/omd.8.gz omd.man8 \
  53                /omd/versions/###OMD_VERSION###/share/man/man8/omd.8.gz
  54
  55     # -- looking for group nagios, create it, if not exist
  56     if ! getent group omd > /dev/null ; then
  57       echo 'Adding system group omd' 1>&2
  58       addgroup --system --force-badname omd > /dev/null
  59     fi
  60
  61     db_get omd/nagios-plugins-suid || true
  62     if [ "$RET" = "true" ]; then
  63       PLUGPERM="4754"
  64     else
  65       PLUGPERM="0755"
  66     fi
  67     for PLUGIN in $SUID_PLUGINS; do
  68       if [ -f $PLUGIN_PATH/$PLUGIN ]; then
  69         setperm root omd $PLUGPERM $PLUGIN_PATH/$PLUGIN
  70       fi
  71     done
  72     for PROGRAM in $SUID_PROGRAMS; do
  73       if [ -f $PROGRAM_PATH/$PROGRAM ]; then
  74         setperm root omd $PLUGPERM $PROGRAM_PATH/$PROGRAM
  75       fi
  76     done
  77
  78     db_stop
  79     # -- create apache config include if not exist
  80     if test -d /etc/apache2/conf-available; then
  81       # On e.g. ubuntu 13.10 conf.d is not loaded anymore, use conf-available
  82       APACHE_OMD_CONF="/etc/apache2/conf-available/zzz_omd.conf"
  83     fi
  84
  85     if ! test -e $APACHE_OMD_CONF; then
  86       echo "Include /omd/apache/*.conf" > $APACHE_OMD_CONF
  87       # avoid apache error message including /omd/apache if no site exist
  88       touch "/omd/apache/empty.conf"
  89
  90       # -- enable conf include, when available
  91       ! test -x /usr/sbin/a2enconf || a2enconf zzz_omd
  92     fi
  93
  94     # -- enable apache modules
  95     if ! test -e /etc/apache2/mods-enabled/proxy_http.load; then
  96        a2enmod proxy_http       # also enables dependend modules
  97     fi
  98     if ! test -e /etc/apache2/mods-enabled/rewrite.load; then
  99        a2enmod rewrite
 100     fi
 101
 102     echo "New default version is ###OMD_VERSION###."
 103     update-alternatives --set omd /omd/versions/###OMD_VERSION###
 104
 105     DEFAULT=/etc/default/omd
 106
 107     # Detect whether or not manage startup through systemd or SysV
 108     if test -d /usr/lib/systemd && dpkg -S /sbin/init 2>/dev/null | grep ^systemd >/dev/null; then
 109         echo "Installing systemd service: omd.init"
 110
 111         echo "Disabling startup through SysV (/etc/init.d/*) scripts"
 112         echo "AUTOSTART=0" > $DEFAULT
 113
 114         echo "Activating startup during system boot"
 115         cp /omd/versions/default/share/omd/omd.service /etc/systemd/system/omd.service
 116         systemctl daemon-reload
 117         systemctl enable omd
 118
 119     else
 120         # -- default for init
 121         if ! test -e $DEFAULT ; then
 122             echo "Activating startup during system boot"
 123             echo "AUTOSTART=1" > $DEFAULT
 124         fi
 125     fi
 126
 127     ;;
 128
 129   abort-upgrade|abort-remove|abort-deconfigure)
 130     exit 0
 131     ;;
 132
 133   *)
 134     echo "postinst called with unknown argument \`$1'" >&2
 135     exit 1
 136     ;;
 137 esac
 138
 139 # dh_installdeb will replace this with shell code automatically
 140 # generated by other debhelper scripts.
 141
 142 #DEBHELPER#
 143
 144 exit 0