debian/ocsigenserver.postinst

   1 #!/bin/sh -e
   2
   3 if ! ([ "$1" = "configure" ] || [ "$1" = "reconfigure" ]); then
   4   exit 0
   5 fi
   6
   7 # Some useful variables
   8 OCSIGEN="ocsigen"
   9 CHOWN="/bin/chown"
  10 CHMOD="/bin/chmod"
  11 ADDUSER="/usr/sbin/adduser"
  12 USERDEL="/usr/sbin/userdel"
  13 USERADD="/usr/sbin/useradd"
  14 GROUPDEL="/usr/sbin/groupdel"
  15 GROUPMOD="/usr/sbin/groupmod"
  16 ID="/usr/bin/id"
  17 HOOKSDIR="/etc/ocsigenserver/update.d"
  18
  19 ###
  20 # 1. Get current uid and gid if user exists.
  21 set -e
  22 if $ID $OCSIGEN > /dev/null 2>&1; then
  23    IUID=`$ID --user $OCSIGEN`
  24    IGID=`$ID --group $OCSIGEN`
  25 else
  26    IUID="NONE"
  27    IGID="NONE"
  28 fi
  29
  30 ###
  31 # 2. Ensure that no standard account or group will remain before adding the
  32 #    new user.
  33 if [ "$IUID" = "NONE" ] || [ $IUID -ge 1000 ]; then # we must do sth :)
  34   if ! [ "$IUID" = "NONE" ] && [ $IUID -ge 1000 ]; then
  35       # user exists but isn't a system user... delete it.
  36       $USERDEL $OCSIGEN
  37       $GROUPDEL $OCSIGEN
  38   fi
  39
  40 ###
  41 # 3. Add the system account.
  42 #    Issue a warning if it fails.
  43   if $GROUPMOD $OCSIGEN > /dev/null 2>&1; then
  44     # group already exists, use --ingroup
  45     if ! $ADDUSER --system --disabled-password --disabled-login --home /var/lib/ocsigenserver --no-create-home --ingroup $OCSIGEN $OCSIGEN; then
  46       echo "The adduser command failed."
  47     fi
  48   else
  49     if ! $ADDUSER --system --disabled-password --disabled-login --home /var/lib/ocsigenserver --no-create-home --group $OCSIGEN; then
  50       echo "The adduser command failed."
  51     fi
  52   fi
  53 fi
  54 set +e
  55
  56 ###
  57 # 4.1 Change ownership of directory.
  58 $CHOWN -R $OCSIGEN:$OCSIGEN /var/lib/ocsigenserver/
  59 $CHMOD 750 /var/lib/ocsigenserver/
  60
  61 ###
  62 # 4.2 Create log directory and empty log if needed
  63 LOGDIR="/var/log/ocsigenserver"
  64 LOGFILE="${LOGDIR}/access.log"
  65 mkdir -p $LOGDIR
  66 $CHOWN $OCSIGEN:$OCSIGEN $LOGDIR
  67 $CHMOD 750 $LOGDIR
  68 if [ ! -f $LOGFILE ]; then
  69     touch $LOGFILE
  70     $CHOWN $OCSIGEN:$OCSIGEN $LOGFILE
  71     $CHMOD 640 $LOGFILE
  72 fi
  73 # The empty log is a workaround to logrotate complaining about
  74 # inexistent logs (see #550324)
  75
  76 ###
  77 # 5. Call update hooks
  78 if [ -d $HOOKSDIR ]; then
  79   echo "Running hooks in $HOOKSDIR..."
  80   if ! run-parts --exit-on-error $HOOKSDIR; then
  81     echo "Some hook failed, you should have a look!"
  82     exit 1
  83   fi
  84 else
  85   echo "No hook to run in $HOOKSDIR."
  86 fi
  87
  88 ###
  89 # 6. Call default debhelper scripts.
  90
  91 #DEBHELPER#