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 \`$1'" >&2
  18     exit 0
  19     ;;
  20 esac
  21
  22
  23 # Load debconf
  24 . /usr/share/debconf/confmodule
  25
  26 # Include CARNet functions
  27 . /usr/share/carnet-tools/functions.sh
  28
  29 PKG="php7.0-cn"
  30 A2MODEDIR="/etc/apache2/mods-enabled"
  31 ### mysql je vec ukljucen u wheezyu
  32 ### EXTENSIONS="mysql"
  33 EXTENSIONS=""
  34 PHP70DIR="/etc/php/7.0"
  35 PHP70MODADIR="$PHP70DIR/mods-available"
  36 PHP70CONFD="/etc/php/7.0/conf.d"
  37 PHP5DIR="/etc/php5"
  38
  39 need_restart=0
  40
  41
  42 # phpmemlimit ()
  43 #
  44 #   Calculate memory size for PHP memory_limit option.
  45 #
  46 phpmemlimit () {
  47
  48     local memtotal memlimit
  49     memtotal=`awk 'tolower($1) == "memtotal:" { printf("%i", $2/1024); }' /proc/meminfo`
  50
  51     if [ $memtotal -lt 512 ]; then memlimit=16; fi
  52     if [ $memtotal -ge 512 ]; then memlimit=32; fi
  53     if [ $memtotal -gt 1024 ]; then memlimit=64; fi
  54
  55     echo $memlimit
  56 }
  57
  58 # phpinivalidate ()
  59 #
  60 #   Validate php.ini values.
  61 #
  62 phpinivalidate () {
  63
  64     local ini_file
  65     ini_file="$1"
  66
  67     awk -F'[[:space:]]*=[[:space:]]*' \
  68         '/^[[:space:]]*[[:alpha:]_]+[[:space:]]*=[[:space:]]*[[:digit:]]+[MGK]B/ {print $1" = "$2}' \
  69         "$ini_file"
  70 }
  71
  72
  73 # Disable PHP5 module and enable Apache2 PHP7 module.
  74 #
  75 if [ -e /etc/apache2/apache2.conf ]; then
  76     if [ -e "$A2MODEDIR/php5.load" ]; then
  77         cp_echo "CN: Disabling PHP5 module for Apache2 web server"
  78         a2dismod php5 >/dev/null || true
  79         need_restart=1
  80     fi
  81     if [ ! -e "$A2MODEDIR/php7.0.load" ] || [ ! -e "$A2MODEDIR/php7.0.conf" ]; then
  82         cp_echo "CN: Enabling PHP7 module for Apache2 web server"
  83         a2enmod php7.0 >/dev/null || true
  84
  85         if [ -e "$A2MODEDIR/php7.0.conf" ]; then
  86             if egrep -qi "^[[:space:]]*php_admin_value engine Off" "$A2MODEDIR/php7.0.conf"; then
  87                 db_fset php7.0-cn/userdir seen false
  88                 db_title php7.0-cn - konfiguracija
  89                 db_subst php7.0-cn/userdir php70_conf "$A2MODEDIR/php5.conf"
  90                 db_input critical php7.0-cn/userdir || true
  91                 db_go || true
  92             fi
  93         fi
  94
  95         need_restart=1
  96     fi
  97 fi
  98
  99
 100 # Check for PHP7 SAPI directories and configuration files.
 101 #
 102 for SAPI in apache2 cli; do
 103
 104     if [ ! -d "$PHP70DIR/$SAPI" ]; then
 105         cp_echo "CN: Creating configuration directory $PHP70DIR/$SAPI/"
 106         mkdir -p $PHP70DIR/$SAPI/
 107     fi
 108
 109     ini_file="$PHP70DIR/$SAPI/php.ini"
 110
 111     if [ ! -f "$ini_file" ]; then
 112
 113         cp_echo "CN: Generating configuration file $ini_file"
 114
 115         ini_file_tmp=`mktemp $ini_file.tmp.XXXXXX`
 116         if [ "$SAPI" = "cli" ]; then
 117             if [ -f "/usr/lib/php/7.0/php.ini-production.cli" ]; then
 118                 cat /usr/lib/php/7.0/php.ini-production.cli > $ini_file_tmp
 119             fi
 120         else
 121             if [ -f "/usr/lib/php/7.0/php.ini-production" ]; then
 122                 cat /usr/lib/php/7.0/php.ini-production > $ini_file_tmp
 123             fi
 124         fi
 125         cp_mv $ini_file_tmp $ini_file
 126         need_restart=1
 127     fi
 128     chmod 644 $ini_file
 129 done
 130
 131
 132 # Check for /etc/php/7.0/conf.d/ directory.
 133 #
 134 if [ ! -d "$PHP70CONFD" ]; then
 135     cp_echo "CN: Creating configuration directory $PHP70CONFD"
 136     mkdir -p $PHP70CONFD/
 137 fi
 138
 139 # Brisanje obsolete datoteke mysql.ini u $PHP70CONFD
 140 #
 141 if [ -f "$PHP70CONFD/mysql.ini" ]; then
 142         # just to make sure mysql is included in _new-style_ configuration
 143         if [ -f "$PHP70MODADIR/mysql.ini" ]; then
 144                 cp_echo "CN: Removing obsolete $PHP70CONFD/mysql.ini"
 145                 rm -f $PHP70CONFD/mysql.ini
 146         else
 147                 cp_echo "CN: WARNING: Obsolete $PHP70CONFD/mysql.ini present, and no $PHP70MODADIR/mysql.ini!"
 148         fi
 149 fi
 150
 151 # Check if PHP7 extensions are enabled.
 152 #
 153 for php70ext in $EXTENSIONS; do
 154
 155     php70ext_re="^[[:space:]]*extension[[:space:]]*=[[:space:]]*$php70ext\.so"
 156
 157     # Remove extension entry from /etc/php/7.0/(apache2|cli).ini
 158     # configuration files.
 159     for SAPI in apache2 cli; do
 160
 161         ini_file="$PHP70DIR/$SAPI/php.ini"
 162
 163         if [ -f "$ini_file" ]; then
 164
 165             if egrep -q "$php70ext_re" "$ini_file"; then
 166                 cp_echo "CN: Removing $php70ext extension from file $ini_file"
 167             fi
 168
 169             cp_check_and_sed "$php70ext_re" \
 170                 "/$php70ext_re/d" \
 171                 "$ini_file" && need_restart=1 || true
 172         fi
 173     done
 174
 175     # Check extension configuration in /etc/php/7.0/conf.d/ directory.
 176     if [ ! -f "$PHP70CONFD/$php70ext.ini" ]; then
 177
 178         cp_echo "CN: Creating configuration file $PHP70CONFD/$php70ext.ini"
 179
 180         php5ext_up=`echo $php70ext | tr [:lower:] [:upper:] | sed 's/Y/y/'`
 181         INITMP=`mktemp $PHP70CONFD/$php70ext.ini.tmp.XXXXXX`
 182
 183         cp_echo "CN: Adding $php70ext extension to file $PHP70CONFD/$php70ext.ini"
 184
 185         printf "# configuration for php %s module\nextension=%s.so\n" "${php70ext_up}" "${php5ext}" >> "$INITMP"
 186         cp_mv "$INITMP" "$PHP70CONFD/$php70ext.ini"
 187
 188         need_restart=1
 189     else
 190
 191         if ! grep -q "$php70ext_re" "$PHP70CONFD/$php70ext.ini"; then
 192
 193             cp_echo "CN: Adding $php70ext extension to file $PHP70CONFD/$php70ext.ini"
 194
 195             INITMP=`mktemp $PHP70CONFD/$php70ext.ini.tmp.XXXXXX`
 196             cat "$PHP70CONFD/$php70ext.ini" > "$INITMP"
 197             echo "extension=$php70ext.so" >> "$INITMP"
 198             cp_mv "$INITMP" "$PHP70CONFD/$php70ext.ini"
 199
 200             need_restart=1
 201         fi
 202     fi
 203     chmod 644 $PHP70CONFD/$php70ext.ini
 204 done
 205
 206
 207 # Enable some PHP7 tweaks for Apache2 web server (/etc/php/7.0/apache2/php.ini).
 208 #
 209 #   * upload_max_filesize = 256M
 210 #   * post_max_size, memory_limit = depends on system memory, we are using
 211 #     phpmemlimit() function.
 212 #   * error_reporting = E_ERROR
 213 #
 214 for SAPI in apache2 cli; do
 215
 216     if [ ! -d "$PHP70DIR/$SAPI" ]; then
 217         continue
 218     fi
 219
 220     ini_file="$PHP70DIR/$SAPI/php.ini"
 221     db_get php7.0-cn/${SAPI} || true
 222     if [ "$RET" = "true" ]; then
 223
 224         cp_echo "CN: Checking and enabling some specific parameters in file $ini_file"
 225
 226         phplimit="$(phpmemlimit)M"
 227
 228         if [ -f "$ini_file" ]; then
 229
 230             cp_check_and_sed "^[[:space:]]*upload_max_filesize[[:space:]]*=" \
 231                 's/^[[:space:]]*upload_max_filesize[[:space:]]*=.*/upload_max_filesize = 256M/' \
 232                 "$ini_file" && need_restart=1 || true
 233
 234             cp_check_and_sed "^[[:space:]]*post_max_size[[:space:]]*=" \
 235                 "s/^[[:space:]]*post_max_size[[:space:]]*=.*/post_max_size = ${phplimit}/" \
 236                 "$ini_file" && need_restart=1 || true
 237
 238             cp_check_and_sed "^[[:space:]]*memory_limit[[:space:]]*=" \
 239                 "s/^[[:space:]]*memory_limit[[:space:]]*=.*/memory_limit = ${phplimit}/" \
 240                 "$ini_file" && need_restart=1 || true
 241
 242             cp_check_and_sed "^[[:space:]]*error_reporting[[:space:]]*=" \
 243                 "s/^[[:space:]]*error_reporting[[:space:]]*=.*/error_reporting = E_ERROR/" \
 244                 "$ini_file" && need_restart=1 || true
 245         fi
 246
 247         ini_file_tmp=`mktemp $ini_file.tmp.XXXXXX`
 248         if [ -f "$ini_file" ]; then
 249             cat $ini_file > $ini_file_tmp
 250         fi
 251
 252         if ! egrep -q "^[[:space:]]*upload_max_filesize[[:space:]]*=" $ini_file_tmp; then
 253             echo "upload_max_filesize = 256M" >> "$ini_file_tmp"
 254             need_restart=1
 255         fi
 256         if ! egrep -q "^[[:space:]]*post_max_size[[:space:]]*=" $ini_file_tmp; then
 257             echo "post_max_size = ${phplimit}" >> "$ini_file_tmp"
 258             need_restart=1
 259         fi
 260         if ! egrep -q "^[[:space:]]*memory_limit[[:space:]]*=" $ini_file_tmp; then
 261             echo "memory_limit = ${phplimit}" >> "$ini_file_tmp"
 262             need_restart=1
 263         fi
 264         if ! egrep -q "^[[:space:]]*error_reporting[[:space:]]*=" $ini_file_tmp; then
 265             echo "error_reporting = E_ERROR" >> "$ini_file_tmp"
 266             need_restart=1
 267         fi
 268         cp_mv "$ini_file_tmp" "$ini_file"
 269         chmod 644 "$ini_file"
 270
 271         if [ -e "$ini_file_tmp" ]; then
 272             rm -f "$ini_file_tmp"
 273         fi
 274     fi
 275
 276     # Validate php.ini values.
 277     if [ -f "$ini_file" ]; then
 278         php70_inivalues="$(phpinivalidate "$ini_file")"
 279         if [ -n "$php70_inivalues" ]; then
 280             db_fset php7.0-cn/inivalues seen false
 281             db_title php7.0-cn - konfiguracija za $(echo ${SAPI} | sed 's/a/A/;s/cli/CLI/')
 282             db_subst php7.0-cn/inivalues php70_sapi $(echo ${SAPI} | sed 's/a/A/;s/cli/CLI/')
 283             db_subst php7.0-cn/inivalues ini_file "$ini_file"
 284             db_capb escape
 285             db_subst php7.0-cn/inivalues php70_inivalues "$(echo -n "$php70_inivalues" | debconf-escape -e)"
 286             db_input critical php7.0-cn/inivalues || true
 287             db_go || true
 288         fi
 289     fi
 290 done
 291
 292
 293 # Compare active PHP7 extensions with PHP5 ones, if PHP5 configuration still exists.
 294 #
 295 if [ -d "${PHP5DIR}" ] && [ -f "${PHP5DIR}/apache2/php.ini" ]; then
 296
 297     phpext_re='^[[:space:]]*extension[[:space:]]*=[[:space:]]*["]{0,1}(.*)\.so["]{0,1}'
 298
 299     # Get all active PHP5 extensions.
 300     php5_ext="$(find ${PHP5DIR} -type f -name *.ini |
 301          egrep "\/(conf\.d|apache2|cli)\/" |
 302          xargs sed -rn 's/'$phpext_re'/\1/Ip')" || true
 303
 304     # Get all active PHP7 extensions.
 305     php70_ext=""
 306     if [ -d "${PHP5DIR}" ]; then
 307         php70_ext="$(find ${PHP70DIR} -type f -name *.ini |
 308              egrep "\/(conf\.d|apache2|cli)\/" |
 309              xargs sed -rn 's/'$phpext_re'/\1/Ip')" || true
 310     fi
 311
 312     # Compare PHP7 <-> PHP5 extensions.
 313     php70_ext_mis=""
 314     for ext in $php5_ext; do
 315         if [ "$(echo $php70_ext | egrep $ext)" = "" ]; then
 316             php70_ext_mis="\n${ext}${php70_ext_mis}"
 317         fi
 318     done
 319
 320     # Some PHP7 extensions are not active.
 321     if [ -n "$php70_ext_mis" ]; then
 322         db_fset php7.0-cn/extensions seen false
 323         db_title php7.0-cn - konfiguracija
 324         db_capb escape
 325         db_subst php7.0-cn/extensions php70_extensions "${php70_ext_mis#*\n}"
 326         db_input critical php7.0-cn/extensions || true
 327         db_go || true
 328     fi
 329 fi
 330
 331
 332 db_stop || true
 333
 334
 335 # Restart Apache2 web server if needed.
 336 #
 337 if [ $need_restart -eq 1 ]; then
 338
 339     # Check Apache2 web server configuration.
 340     if apache2ctl configtest 2>/dev/null; then
 341         invoke-rc.d apache2 force-reload || true
 342     else
 343         # Something is broken.
 344         cp_echo "CN: Your Apache2 configuration is broken."
 345         cp_echo "CN: Please, check the service after the installation finishes!"
 346     fi
 347 fi
 348
 349
 350 # Mail root
 351 #
 352 cp_mail "$PKG"
 353
 354 #DEBHELPER#
 355
 356 exit 0