debian/postinst

   1 #!/bin/sh
   2
   3 set -e
   4
   5 [ "$DEBIAN_SCRIPT_DEBUG" ] && set -vx
   6
   7 case "$1" in
   8         configure)
   9         # continue below
  10         ;;
  11
  12         abort-upgrade|abort-remove|abort-deconfigure)
  13         exit 0
  14         ;;
  15
  16         *)
  17         echo "postinst called with unknown argument \`$1'" >&2
  18         exit 0
  19         ;;
  20 esac
  21
  22
  23 # Include CARNet functions
  24 . /usr/share/carnet-tools/functions.sh
  25
  26 PKG="php5-cn"
  27 A2MODEDIR="/etc/apache2/mods-enabled"
  28 EXTENSIONS="mysql"
  29 PHP5DIR="/etc/php5"
  30 PHP5CONFD="/etc/php5/conf.d"
  31
  32 need_restart=0
  33
  34
  35 # Disable PHP4 module and enable Apache2 PHP5 module.
  36 #
  37 if [ -e /etc/apache2/apache2.conf ]; then
  38         if [ -e "$A2MODEDIR/php4.load" ]; then
  39                 cp_echo "CN: Disabling PHP4 module for Apache2 web server"
  40                 a2dismod php4 >/dev/null || true
  41                 need_restart=1
  42         fi
  43         if [ ! -e "$A2MODEDIR/php5.load" ] || [ ! -e "$A2MODEDIR/php5.conf" ]; then
  44                 cp_echo "CN: Enabling PHP5 module for Apache2 web server"
  45                 a2enmod php5 >/dev/null || true
  46                 need_restart=1
  47         fi
  48 fi
  49
  50
  51 # Check if PHP5 extensions are enabled.
  52 #
  53 for php5ext in $EXTENSIONS; do
  54
  55         php5ext_re="^[[:space:]]*extension[[:space:]]*=[[:space:]]*$php5ext\.so"
  56
  57         # Remove extension entry from /etc/php5/(apache|apache2|cgi|cli).ini
  58         # configuration files.
  59         for SAPI in apache apache2 cgi cli; do
  60
  61                 ini_file="$PHP5DIR/$SAPI/php.ini"
  62
  63                 if [ -f "$ini_file" ]; then
  64
  65                         cp_echo "CN: Removing $php5ext extension from file $ini_file"
  66
  67                         cp_check_and_sed "$php5ext_re" \
  68                                 "/$php5ext_re/d" \
  69                                 "$ini_file" && need_restart=1 || true
  70                 fi
  71         done
  72
  73         # Check extension configuration in /etc/php5/conf.d/ directory.
  74         if [ ! -f "$PHP5CONFD/$php5ext.ini" ]; then
  75
  76                 cp_echo "CN: Creating configuration file $PHP5CONFD/$php5ext.ini"
  77
  78                 php5ext_up=`echo $php5ext | tr [:lower:] [:upper:] | sed 's/Y/y/'`
  79                 INITMP=`mktemp $PHP5CONFD/$php5ext.ini.tmp.XXXXXX`
  80
  81                 cp_echo "CN: Adding $php5ext extension to file $PHP5CONFD/$php5ext.ini"
  82
  83                 echo -e "# configuration for php $php5ext_up module\nextension=$php5ext.so" >> "$INITMP"
  84                 cp_mv "$INITMP" "$PHP5CONFD/$php5ext.ini"
  85
  86                 need_restart=1
  87         else
  88
  89                 if ! grep -q "$php5ext_re" "$PHP5CONFD/$php5ext.ini"; then
  90
  91                         cp_echo "CN: Adding $php5ext extension to file $PHP5CONFD/$php5ext.ini"
  92
  93                         INITMP=`mktemp $PHP5CONFD/$php5ext.ini.tmp.XXXXXX`
  94                         cat "$PHP5CONFD/$php5ext.ini" > "$INITMP"
  95                         echo "extension=$php5ext.so" >> "$INITMP"
  96                         cp_mv "$INITMP" "$PHP5CONFD/$php5ext.ini"
  97
  98                         need_restart=1
  99                 fi
 100         fi
 101 done
 102
 103
 104 # Enable some PHP5 tweaks for Apache2 web server (/etc/php5/apache2/php.ini).
 105 #
 106 #   * upload_max_filesize = 256M
 107 #   * post_max_size = 256M
 108 #   * memory_limit = 256M
 109 #
 110 for SAPI in apache apache2 cgi cli; do
 111
 112         if [ ! -d "$PHP5DIR/$SAPI" ]; then
 113                 continue
 114         fi
 115
 116         ini_file="$PHP5DIR/$SAPI/php.ini"
 117
 118         cp_echo "CN: Checking and enabling some CARNet specific parameters in file $ini_file"
 119
 120         if [ -f "$ini_file" ]; then
 121
 122                 cp_check_and_sed "^[[:space:]]*upload_max_filesize[[:space:]]*=[[:space:]]*2M$" \
 123                         's/^[[:space:]]*upload_max_filesize[[:space:]]*=.*/upload_max_filesize = 256M/' \
 124                         "$ini_file" && need_restart=1 || true
 125
 126                 cp_check_and_sed "^[[:space:]]*post_max_size[[:space:]]*=[[:space:]]*8M$" \
 127                         's/^[[:space:]]*post_max_size[[:space:]]*=.*/post_max_size = 256M/' \
 128                         "$ini_file" && need_restart=1 || true
 129
 130                 cp_check_and_sed "^[[:space:]]*memory_limit[[:space:]]*=[[:space:]]*16M$" \
 131                         's/^[[:space:]]*memory_limit[[:space:]]*=.*/memory_limit = 256M/' \
 132                         "$ini_file" && need_restart=1 || true
 133         fi
 134
 135         ini_file_tmp=`mktemp $ini_file.tmp.XXXXXX`
 136         if [ -f "$ini_file" ]; then
 137                 cat $ini_file > $ini_file_tmp
 138         fi
 139
 140         if ! egrep -q "^[[:space:]]*(upload_max_filesize|post_max_size|memory_limit)[[:space:]]*=" $ini_file_tmp; then
 141
 142                 if ! egrep -q "^[[:space:]]*upload_max_filesize[[:space:]]*=" $ini_file_tmp; then
 143                         echo "upload_max_filesize = 256M" >> "$ini_file_tmp"
 144                 fi
 145                 if ! egrep -q "^[[:space:]]*post_max_size[[:space:]]*=" $ini_file_tmp; then
 146                         echo "post_max_size = 256MB" >> "$ini_file_tmp"
 147                 fi
 148                 if ! egrep -q "^[[:space:]]*memory_limit[[:space:]]*=" $ini_file_tmp; then
 149                         echo "memory_limit = 256M" >> "$ini_file_tmp"
 150                 fi
 151                 cp_mv "$ini_file_tmp" "$ini_file"
 152
 153                 need_restart=1
 154         fi
 155
 156         if [ -e "$ini_file_tmp" ]; then
 157                 rm -f "$ini_file_tmp"
 158         fi
 159 done
 160
 161
 162 # Restart Apache2 web server if needed.
 163 #
 164 if [ $need_restart -eq 1 ]; then
 165
 166         # Check Apache2 web server configuration.
 167         if /usr/sbin/apache2ctl configtest 2>/dev/null; then
 168
 169                 # Restart Apache2 web server.
 170                 if [ -x "/etc/init.d/apache2" ]; then
 171                     if [ -x "`which invoke-rc.d 2>/dev/null`" ]; then
 172                         invoke-rc.d apache2 force-reload || true
 173                     else
 174                         /etc/init.d/apache2 force-reload || true
 175                     fi
 176                 fi
 177         else
 178
 179                 # Something is broken.
 180                 cp_echo "CN: Your Apache2 configuration is broken."
 181                 cp_echo "CN: Please, check the service after the installation finishes!"
 182         fi
 183 fi
 184
 185
 186 # Mail root
 187 #
 188 cp_mail "$PKG"
 189
 190 exit 0