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                 if [ -d "$PHP5DIR/$SAPI" ]; then
  62
  63                     ini_file="$PHP5DIR/$SAPI/php.ini"
  64
  65                     if [ -f "$ini_file" ]; then
  66
  67                         cp_echo "CN: Removing $php5ext extension from file $ini_file"
  68
  69                         cp_check_and_sed "$php5ext_re" \
  70                                 "/$php5ext_re/d" \
  71                                 "$ini_file" && need_restart=1 || true
  72                     fi
  73                 fi
  74         done
  75
  76         # Check $PHP5CONFD directory.
  77         if [ ! -d "$PHP5CONFD" ]; then
  78                 cp_echo "CN: Creating configuration directory $PHP5CONFD"
  79                 mkdir $PHP5CONFD
  80         fi
  81
  82         # Check extension configuration in /etc/php5/conf.d/ directory.
  83         if [ ! -f "$PHP5CONFD/$php5ext.ini" ]; then
  84
  85                 cp_echo "CN: Creating configuration file $PHP5CONFD/$php5ext.ini"
  86
  87                 php5ext_up=`echo $php5ext | tr [:lower:] [:upper:] | sed 's/Y/y/'`
  88                 INITMP=`mktemp $PHP5CONFD/$php5ext.ini.tmp.XXXXXX`
  89
  90                 cp_echo "CN: Adding $php5ext extension to file $PHP5CONFD/$php5ext.ini"
  91
  92                 echo -e "# configuration for php $php5ext_up module\nextension=$php5ext.so" >> "$INITMP"
  93                 cp_mv "$INITMP" "$PHP5CONFD/$php5ext.ini"
  94
  95                 need_restart=1
  96         else
  97
  98                 if ! grep -q "$php5ext_re" "$PHP5CONFD/$php5ext.ini"; then
  99
 100                         cp_echo "CN: Adding $php5ext extension to file $PHP5CONFD/$php5ext.ini"
 101
 102                         INITMP=`mktemp $PHP5CONFD/$php5ext.ini.tmp.XXXXXX`
 103                         cat "$PHP5CONFD/$php5ext.ini" > "$INITMP"
 104                         echo "extension=$php5ext.so" >> "$INITMP"
 105                         cp_mv "$INITMP" "$PHP5CONFD/$php5ext.ini"
 106
 107                         need_restart=1
 108                 fi
 109         fi
 110 done
 111
 112
 113 # Enable some PHP5 tweaks for Apache2 web server (/etc/php5/apache2/php.ini).
 114 #
 115 #   * upload_max_filesize = 256M
 116 #   * post_max_size = 256M
 117 #   * memory_limit = 256M
 118 #
 119 for SAPI in apache apache2 cgi cli; do
 120
 121         if [ ! -d "$PHP5DIR/$SAPI" ]; then
 122                 continue
 123         fi
 124
 125         ini_file="$PHP5DIR/$SAPI/php.ini"
 126
 127         cp_echo "CN: Checking and enabling some CARNet specific parameters in file $ini_file"
 128
 129         if [ -f "$ini_file" ]; then
 130
 131                 cp_check_and_sed "^[[:space:]]*upload_max_filesize[[:space:]]*=[[:space:]]*2M" \
 132                         's/^[[:space:]]*upload_max_filesize[[:space:]]*=.*/upload_max_filesize = 256M/' \
 133                         "$ini_file" && need_restart=1 || true
 134
 135                 cp_check_and_sed "^[[:space:]]*post_max_size[[:space:]]*=[[:space:]]*8M" \
 136                         's/^[[:space:]]*post_max_size[[:space:]]*=.*/post_max_size = 256M/' \
 137                         "$ini_file" && need_restart=1 || true
 138
 139                 cp_check_and_sed "^[[:space:]]*memory_limit[[:space:]]*=[[:space:]]*16M" \
 140                         's/^[[:space:]]*memory_limit[[:space:]]*=.*/memory_limit = 256M/' \
 141                         "$ini_file" && need_restart=1 || true
 142         fi
 143
 144         ini_file_tmp=`mktemp $ini_file.tmp.XXXXXX`
 145         if [ -f "$ini_file" ]; then
 146                 cat $ini_file > $ini_file_tmp
 147         fi
 148
 149         if ! egrep -q "^[[:space:]]*(upload_max_filesize|post_max_size|memory_limit)[[:space:]]*=" $ini_file_tmp; then
 150
 151                 if ! egrep -q "^[[:space:]]*upload_max_filesize[[:space:]]*=" $ini_file_tmp; then
 152                         echo "upload_max_filesize = 256M" >> "$ini_file_tmp"
 153                 fi
 154                 if ! egrep -q "^[[:space:]]*post_max_size[[:space:]]*=" $ini_file_tmp; then
 155                         echo "post_max_size = 256MB" >> "$ini_file_tmp"
 156                 fi
 157                 if ! egrep -q "^[[:space:]]*memory_limit[[:space:]]*=" $ini_file_tmp; then
 158                         echo "memory_limit = 256M" >> "$ini_file_tmp"
 159                 fi
 160                 cp_mv "$ini_file_tmp" "$ini_file"
 161
 162                 need_restart=1
 163         fi
 164
 165         if [ -e "$ini_file_tmp" ]; then
 166                 rm -f "$ini_file_tmp"
 167         fi
 168 done
 169
 170
 171 # Restart Apache2 web server if needed.
 172 #
 173 if [ $need_restart -eq 1 ]; then
 174
 175         # Check Apache2 web server configuration.
 176         if /usr/sbin/apache2ctl configtest 2>/dev/null; then
 177
 178                 # Restart Apache2 web server.
 179                 if [ -x "/etc/init.d/apache2" ]; then
 180                     if [ -x "`which invoke-rc.d 2>/dev/null`" ]; then
 181                         invoke-rc.d apache2 force-reload || true
 182                     else
 183                         /etc/init.d/apache2 force-reload || true
 184                     fi
 185                 fi
 186         else
 187
 188                 # Something is broken.
 189                 cp_echo "CN: Your Apache2 configuration is broken."
 190                 cp_echo "CN: Please, check the service after the installation finishes!"
 191         fi
 192 fi
 193
 194
 195 # Mail root
 196 #
 197 cp_mail "$PKG"
 198
 199 exit 0