packages/apache-omd/APACHE_TCP_PORT.hook

   1 #!/bin/bash
   2
   3 # Alias: TCP port number for Apache
   4 # Menu: Web GUI
   5 # Description:
   6 #  Configure the TCP port used for the Apache webserver
   7 #  process of this site. This option is only useful if
   8 #  APACHE is set to "on" and WEBSERVER is set to "own".
   9 #
  10 #  After changing this variable, the man Apache webserver
  11 #  must be restarted.
  12
  13 # Load other config options. This hook needs
  14 # APACHE_TCP_PORT.
  15 if [ -f $OMD_ROOT/etc/omd/site.conf ]; then
  16     . $OMD_ROOT/etc/omd/site.conf
  17 else
  18     CONFIG_APACHE_TCP_ADDR=${CONFIG_APACHE_TCP_ADDR:-127.0.0.1}
  19 fi
  20
  21 case "$1" in
  22     default)
  23         # Scan for a free port number by looking at the
  24         # configuration of the other sites...
  25         PORT=$($OMD_ROOT/lib/omd/port_is_used APACHE_TCP_PORT 5000)
  26         echo "$PORT"
  27     ;;
  28     choices)
  29         echo "[1-9][0-9]{0,4}"
  30     ;;
  31     set)
  32         PORT=$($OMD_ROOT/lib/omd/port_is_used APACHE_TCP_PORT $2)
  33         cat <<EOF > $OMD_ROOT/etc/apache/listen-port.conf
  34 # This file is created by 'omd config set APACHE_TCP_PORT'.
  35 # Better do not edit manually
  36 Listen $CONFIG_APACHE_TCP_ADDR:$PORT
  37 EOF
  38         cat <<EOF > $OMD_ROOT/etc/apache/proxy-port.conf
  39 # This file is created by 'omd config set APACHE_TCP_PORT'.
  40 # Better do not edit manually
  41 <IfModule mod_proxy_http.c>
  42   <Proxy http://$CONFIG_APACHE_TCP_ADDR:$PORT/$OMD_SITE>
  43     Order allow,deny
  44     allow from all
  45   </Proxy>
  46
  47   <Location /$OMD_SITE>
  48     # Setting "retry=0" to prevent 60 second caching of problem states e.g. when
  49     # the site apache is down and someone tries to access the page.
  50     # "disablereuse=On" prevents the apache from keeping the connection which leads to
  51     # wrong devlivered pages sometimes
  52     ProxyPass http://$CONFIG_APACHE_TCP_ADDR:$PORT/$OMD_SITE retry=0 disablereuse=On
  53     ProxyPassReverse http://$CONFIG_APACHE_TCP_ADDR:$PORT/$OMD_SITE
  54   </Location>
  55 </IfModule>
  56 EOF
  57         if [ "$PORT" != "$2" ] ; then
  58             echo "Apache port $2 is in use. I've choosen $PORT instead." >&2
  59             echo "$PORT"
  60         fi
  61     ;;
  62     depends)
  63         [ "$CONFIG_APACHE_MODE" = own ]
  64     ;;
  65 esac