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: /lib/php/ [ drwxr-xr-x ]
name : php-maintscript-helper #!/bin/sh # # php-maintscript-helper - PHP helper function for maintainer scripts # # Copyright (C) 2012 Arno Töll <debian@toell.net> # 2013 Ondřej Surý <ondrej@sury.org> # # Permission is hereby granted, free of charge, to any person obtaining a copy of # this software and associated documentation files (the "Software"), to deal in # the Software without restriction, including without limitation the rights to # use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of # the Software, and to permit persons to whom the Software is furnished to do so, # subject to the following conditions: # # The above copyright notice and this permission notice shall be included in all # copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS # FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR # COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER # IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. # # VARIABLES # # global environment variables used by php-maintscript-helper: # * PHP_MAINTSCRIPT_DEBUG: # set this to any non-zero value to get debug output # * PHP_MAINTSCRIPT_HELPER_QUIET: # set this to any non-zero value to omit any output # * EXPORT_PHP_MAINTSCRIPT_HELPER: # will be defined by php-maintscript-helper # to avoid inclusion loops. Do not set this # variable manually # * PHP_MAINTSCRIPT_NAME # * PHP_MAINTSCRIPT_PACKAGE # * PHP_MAINTSCRIPT_METHOD # * PHP_MAINTSCRIPT_ARGUMENT # these variables contain information about the # maintainer script which is calling the # maintscript-helper. It contains arguments which # dpkg supplies to maintainer scripts and similar # information. These variables are an # implementation detail and not to be changed. # # You might want to set them manually only if you # are calling php-maintscript-helper from # some place which does not preserve the original # script arguments for example when calling from # a subfunction instead of the main function in # your maintainer script # # INITIALIZATION # if [ -n "${EXPORT_PHP_MAINTSCRIPT_HELPER:-}" ] ; then return else EXPORT_PHP_MAINTSCRIPT_HELPER=1 if [ -n "${PHP_MAINTSCRIPT_DEBUG:-}" ] ; then set -x fi if [ -z "$1" ] ; then echo "You must invoke php-maintscript-helper with an unmodified environment when sourcing it" >&2 return 1 fi PHP_MAINTSCRIPT_NAME="$DPKG_MAINTSCRIPT_NAME" [ "$PHP_MAINTSCRIPT_NAME" ] || PHP_MAINTSCRIPT_NAME="${0##*.}" case "$PHP_MAINTSCRIPT_NAME" in preinst|prerm|postrm|postinst) # yay - recognized script ;; *) echo "php-maintscript-helper invoked from an unrecognized maintainer script: exiting" >&2 return 1 ;; esac PHP_MAINTSCRIPT_PACKAGE="$DPKG_MAINTSCRIPT_PACKAGE" if [ -z "$PHP_MAINTSCRIPT_PACKAGE" ]; then PHP_MAINTSCRIPT_PACKAGE="${0##*/}" PHP_MAINTSCRIPT_PACKAGE="${PHP_MAINTSCRIPT_PACKAGE%.*}" fi if [ -z "$PHP_MAINTSCRIPT_METHOD" ] ; then PHP_MAINTSCRIPT_METHOD="$1" fi case "$PHP_MAINTSCRIPT_METHOD" in install|upgrade|abort-upgrade|configure|abort-remove|abort-deconfigure|remove|failed-upgrade|purge|disappear|abort-install) # yay - recognized script ;; *) echo "php-maintscript-helper invoked from a modified environment. Please hint required arguments manually" >&2 return 1 ;; esac if [ -z "$PHP_MAINTSCRIPT_ARGUMENT" ] ; then PHP_MAINTSCRIPT_ARGUMENT="${2:-}" fi fi # # FUNCTIONS # # # Function php_msg # print out a warning to both, the syslog and a local standard output. # This function should generally be used to display messages related to # the web server in maintainer scripts. # Parameters: # priority # The message priority. Recognized values are the same as defined # by syslog(3), thus: one among debug, info, notice, warning, # err, crit, alert, emerg. # If no known priority is recognized, the priority is set to # "warning". # message # The message as a string. It is printed out verbatim. # Behavior: # No message is displayed if PHP_MAINTSCRIPT_HELPER_QUIET is defined # Returns: # this function always returns 0 # Since: 5.5.0+dfsg-7 php_msg() ( PRIORITY="$1" MSG="$2" case "$PRIORITY" in debug|info|notice|warning|err|crit|alert|emerg) ;; *) PRIORITY="warning" ;; esac if [ -n "${PHP_MAINTSCRIPT_DEBUG:-}" ] || [ "$PRIORITY" != "debug" ]; then [ -z "$PHP_MAINTSCRIPT_HELPER_QUIET" ] && echo "$MSG" >&2 fi [ -x /usr/bin/logger ] || return 0 LOGGER="/usr/bin/logger -p daemon.$PRIORITY -t $PHP_MAINTSCRIPT_PACKAGE " $LOGGER "$MSG" || return 0 ) # # Function php_invoke # invokes an PHP configuration helper to enable or disable a # particular piece of configuration, a site or a module. It carefully # checks whether the supplied configuration snippet exists and reloads the # web server if the site administrator desires that by call dpkg trigger # /etc/php/VERSION/SAPI/conf.d which is defined for apache2, apache2filter and fpm. # # Parameters: # command - The command to invoke. Recognized commands are "enconf", # "enmod", "ensite", "disconf", "dismod", "dissite" # # sapi - Either the specific SAPI (apache2, apache2filter, fpm, # cgi, cli, embed, phpdbg) or ALL # # arguments # - A single argument (e.g. a module) which shall be # enabled or disabled respectively. # # Returns # 0 if the changes could be activated # 1 otherwise # Since: 5.5.0+dsfg-7 php_invoke() ( CMD=$1 VERSION=$2 SAPI=$3 MOD=$4 sapi_list="" [ -x "/usr/sbin/php$CMD" ] || return 1 [ -x "/usr/sbin/phpquery" ] || return 1 case "$VERSION" in ALL) version_list=$(phpquery -V) ;; *) version_list="$VERSION" # FIXME - check if the version is supported ;; esac for version in $version_list; do case "$SAPI" in apache2|apache2filter|fpm|cli|cgi|embed|phpdbg) sapi_list="$SAPI" ;; ALL) sapi_list=$(phpquery -S -v "$version") case "$CMD" in enmod|dismod) "php$CMD" -q -v "$version" -m -r "$MOD" || return 1 ;; *) return 1 ;; esac ;; *) return 1 ;; esac for sapi in $sapi_list; do case "$CMD" in enmod) phpquery_ret=0 phpquery -v "$version" -s "$sapi" -m "$MOD" > /dev/null 2>&1 || phpquery_ret=$? if [ "$phpquery_ret" -eq 0 ] ; then # configuration is already enabled "php$CMD" -m -v "$version" -s "$sapi" -q "$MOD" > /dev/null 2>&1 || return 1 php_msg "debug" "php_invoke $MOD: already enabled for PHP $version $sapi sapi" PHP_NEED_ACTION=1 elif [ "$phpquery_ret" -eq 32 ] ; then # the maintainer disabled the module php_msg "info" "php_invoke $MOD: no action - module was disabled by maintainer for PHP $version $sapi sapi" return 0 else # coming here either means: # a) we have no clue about the module (e.g. for upgrades prior to maintscript-helper # b) it's a fresh install PHP_NEED_ACTION=1 "php$CMD" -m -v "$version" -s "$sapi" -q "$MOD" > /dev/null 2>&1 || return 1 php_msg "debug" "php_invoke: Enabled module $MOD for $sapi sapi" fi ;; dismod) phpquery_ret=0 phpquery -v "$version" -s "$sapi" -m "$MOD" > /dev/null 2>&1 || phpquery_ret=$? if [ "$phpquery_ret" -eq 0 ] ; then if [ "$PHP_MAINTSCRIPT_NAME" = 'postrm' ] && [ "$PHP_MAINTSCRIPT_METHOD" = "purge" ] ; then "php$CMD" -p -f -v "$version" -s "$sapi" -q "$MOD" || return 1 php_msg "debug" "php_invoke $PHP_MAINTSCRIPT_NAME: Purging module $MOD for PHP $version $sapi sapi" PHP_NEED_ACTION=1 elif [ "$PHP_MAINTSCRIPT_NAME" = 'postrm' ] || [ "$PHP_MAINTSCRIPT_NAME" = 'prerm' ] || [ "$PHP_MAINTSCRIPT_NAME" = 'preinst' ] ; then if [ "$PHP_MAINTSCRIPT_METHOD" = "remove" ] || [ "$PHP_MAINTSCRIPT_METHOD" = "upgrade" ] ; then "php$CMD" -m -f -v "$version" -s "$sapi" -q "$MOD" || return 1 php_msg "debug" "php_invoke $PHP_MAINTSCRIPT_NAME: Disabled module $MOD for PHP $version $sapi sapi" PHP_NEED_ACTION=1 fi else php_msg "error" "php_invoke: module $MOD not supported in $PHP_MAINTSCRIPT_NAME for PHP $version $sapi sapi" return 1 fi elif [ "$phpquery_ret" -eq 32 ] || [ "$phpquery_ret" -eq 33 ] ; then if [ "$PHP_MAINTSCRIPT_NAME" = 'postrm' ] && [ "$PHP_MAINTSCRIPT_METHOD" = "purge" ] ; then php_msg "debug" "php_invoke $PHP_MAINTSCRIPT_NAME: Purging state for $MOD for PHP $version $sapi sapi" # this will return RC=1 ( "php$CMD" -p -f -v "$version" -s "$sapi" -q "$MOD" > /dev/null 2>&1 ) else php_msg "debug" "php_invoke $MOD $PHP_MAINTSCRIPT_NAME: No action required for PHP $version $sapi sapi" fi else php_msg "debug" "php_invoke $MOD $PHP_MAINTSCRIPT_NAME: No action required for PHP $version $sapi sapi" fi ;; *) return 1 ;; esac if [ -n "${PHP_NEED_ACTION:-}" ]; then dpkg-trigger "/etc/php/$version/$sapi/conf.d" fi done done ) # vim: syntax=sh sw=8 sts=8 sr noet