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-rw-r--r--debian/apache2.postinst294
1 files changed, 294 insertions, 0 deletions
diff --git a/debian/apache2.postinst b/debian/apache2.postinst
new file mode 100644
index 0000000..a980441
--- /dev/null
+++ b/debian/apache2.postinst
@@ -0,0 +1,294 @@
+#! /bin/bash
+# postinst script
+#
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+# * <postinst> `configure' <most-recently-configured-version>
+# * <old-postinst> `abort-upgrade' <new version>
+# * <conflictor's-postinst> `abort-remove' `in-favour' <package>
+# <new-version>
+# * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
+# <failed-install-package> <version> `removing'
+# <conflicting-package> <version>
+#
+# for details, see http://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+#
+
+is_fresh_install()
+{
+ if [ -z "$2" ] ; then
+ return 0
+ fi
+ return 1
+}
+
+
+enable_default_mpm()
+{
+ if is_fresh_install $@ ; then
+ a2enmod -m -q mpm_event
+ fi
+
+}
+
+enable_default_modules()
+{
+ if is_fresh_install $@; then
+ for module in authz_host auth_basic access_compat authn_file authz_user \
+ alias dir autoindex \
+ env mime negotiation setenvif \
+ filter deflate \
+ status reqtimeout ; do
+ a2enmod -m -q $module
+ done
+ fi
+ if [ -z "$2" ] ; then
+ return 0
+ fi
+}
+
+enable_default_conf()
+{
+ if is_fresh_install $@ ; then
+ for conf in charset localized-error-pages other-vhosts-access-log \
+ security serve-cgi-bin ; do
+ a2enconf -m -q $conf
+ done
+ fi
+}
+
+install_default_site()
+{
+ if is_fresh_install $@ ; then
+ if [ ! -L /etc/apache2/sites-enabled/000-default.conf -a \
+ ! -f /etc/apache2/sites-enabled/000-default.conf ]; then
+ a2ensite -q 000-default
+ fi
+
+ touch /var/log/apache2/error.log /var/log/apache2/access.log
+ chown root:adm /var/log/apache2/error.log /var/log/apache2/access.log
+ chmod 0640 /var/log/apache2/error.log /var/log/apache2/access.log
+
+ touch /var/log/apache2/other_vhosts_access.log
+ chown root:adm /var/log/apache2/other_vhosts_access.log
+ chmod 0640 /var/log/apache2/other_vhosts_access.log
+ fi
+}
+
+is_problematic_index_html () {
+ local FILE="$1"
+ [ -f "$FILE" ] || return 1
+ local MD5=$(md5sum "$FILE" 2> /dev/null |cut -d' ' -f 1)
+ [ -n "$MD5" ] || return 1
+ grep -q "$MD5" <<- EOF
+ 1736dfc80cf1f5a8966c096a0b094377
+ 776221a94e5a174dc2396c0f3f6b6a74
+ 51a41c3207374dad24ec64a0f2646bdc
+ c481228d439cbb54bdcedbaec5bbb11a
+ 3183a3d71d86bcc88aaf3ca5cbbefb45
+ 74cec59a19e5d16f7cc6a2445e35fa3b
+ EOF
+}
+
+# XXX: This site is installed in the apache2-data package. Should the postinst
+# scriptlet move there too?
+install_default_files()
+{
+ if is_fresh_install $@ ; then
+ local do_copy=true
+ local dir ext
+ for dir in /var/www /var/www/html ; do
+ for ext in html cgi pl php xhtml htm ; do
+ if [ -e $dir/index.$ext ] ; then
+ do_copy=false
+ break 2
+ fi
+ done
+ if [ -h $dir/index.html ] ; then
+ do_copy=false
+ break
+ fi
+ done
+ if $do_copy ; then
+ cp /usr/share/apache2/default-site/index.html /var/www/html/index.html
+ fi
+ else
+ # see #821313
+ for dir in /var/www /var/www/html ; do
+ local file=$dir/index.html
+ if is_problematic_index_html $file ; then
+ cp /usr/share/apache2/default-site/index.html $file
+ fi
+ done
+ fi
+}
+
+start_htcacheclean ()
+{
+ local action
+ if [ -x "/etc/init.d/apache-htcacheclean" ]; then
+ if [ -n "$2" ]; then
+ action=restart
+ else
+ action=start
+ fi
+ invoke-rc.d apache-htcacheclean $action || true
+ fi
+}
+
+disable_htcacheclean()
+{
+ if deb-systemd-helper debian-installed apache-htcacheclean.service; then
+ deb-systemd-helper disable apache-htcacheclean.service >/dev/null || true
+ fi
+ update-rc.d apache-htcacheclean disable >/dev/null
+}
+
+# The apache-htcacheclean service is disabled by default. Can't use
+# debhelper. The update-rc.d 'disable' call must come after the 'defaults'
+# call, or the former will fail.
+handle_htcacheclean ()
+{
+ if dpkg --compare-versions "$2" lt "2.4.18-2~"; then
+ # Disable on initial installation or when upgrading from an old
+ # version without that init script and with the module disabled
+ # (or when configured to run from cron)
+ if [ ! -e "/etc/apache2/mods-enabled/cache_disk.load" ]; then
+ disable_htcacheclean
+ return
+ elif (. /etc/default/apache-htcacheclean && [ "$HTCACHECLEAN_MODE" = "cron" ]); then
+ disable_htcacheclean
+ return
+ fi
+ fi
+
+ # Restart it if applicable
+ start_htcacheclean "$@"
+}
+
+msg ()
+{
+ local PRIORITY="$1"
+ local MSG="$2"
+ echo "$PRIORITY: $MSG"
+ if type logger > /dev/null 2>&1 ; then
+ logger -p daemon.$PRIORITY -t apache2.postinst "$MSG" || true
+ fi
+}
+
+execute_deferred_actions ()
+{
+ if [ ! -e /var/lib/apache2/deferred_actions ]; then
+ return 0
+ fi
+
+ local error=false
+
+ cat /var/lib/apache2/deferred_actions |
+ while read PACKAGE FUNCTION ARG1 ARG2 ARG3
+ do
+ if ! dpkg-query -f '${Status}' -W "$PACKAGE"|egrep -q 'installed|triggers-awaited|triggers-pending' ; then
+ # If the package has been removed again, skip the actions
+ continue
+ fi
+ case "$FUNCTION" in
+ apache2_invoke)
+ case "$ARG1" in
+ enmod|dismod|enconf|disconf|ensite|dissite)
+ # We can ignore reload/restart in ARG3 because apache2 has not
+ # been started, yet.
+ msg "info" "Executing deferred 'a2$ARG1 $ARG2' for package $PACKAGE"
+ a2$ARG1 -m -q "$ARG2"
+ ;;
+ *)
+ msg "error" "'apache2_invoke $ARG1' in /var/lib/apache2/deferred_actions invalid"
+ error=true
+ esac
+ ;;
+ apache2_switch_mpm)
+ local MPM="$ARG1"
+ local CUR_MPM="$(ls /etc/apache2/mods-enabled/mpm_*.load | grep -e event -e prefork -e worker)"
+ CUR_MPM="${CUR_MPM##*/mpm_}"
+ CUR_MPM="${CUR_MPM%.load}"
+ if [ ! -e /etc/apache2/mods-available/mpm_$MPM.load ] ; then
+ msg "error" "mpm $MPM not found in 'apache2_switch_mpm $ARG1' for package $PACKAGE"
+ error=true
+ elif [ -e /etc/apache2/mods-enabled/mpm_$MPM.load ] ; then
+ msg "info" "Switch to mpm $MPM for package $PACKAGE: No action required"
+ else
+ msg "info" "Switch to mpm $MPM for package $PACKAGE"
+ if ! a2dismod -m -q "mpm_$CUR_MPM" ||
+ ! a2enmod -m -q "mpm_$MPM"
+ then
+ msg "error" "Switching to mpm $MPM failed"
+ error=true
+ fi
+ fi
+ ;;
+ *)
+ msg "ERROR: function '$FUNCTION' in /var/lib/apache2/deferred_actions invalid"
+ ;;
+ esac
+ done
+
+ if $error ; then
+ msg "error" "Some deferred actions failed. You will need to fix the configuration manually."
+ fi
+ rm /var/lib/apache2/deferred_actions
+}
+
+list_fixup_conffiles () {
+ cat <<- EOF
+ /etc/bash_completion.d/apache2
+ /etc/apache2/sites-available/000-default.conf
+ /etc/apache2/sites-available/default-ssl.conf
+ /etc/apache2/conf-available/charset.conf
+ /etc/apache2/conf-available/localized-error-pages.conf
+ /etc/apache2/conf-available/other-vhosts-access-log.conf
+ /etc/apache2/conf-available/security.conf
+ EOF
+}
+
+case "$1" in
+ configure)
+
+ enable_default_mpm $@
+ install_default_files $@
+ enable_default_modules $@
+ enable_default_conf $@
+ install_default_site $@
+ execute_deferred_actions
+
+ ;;
+
+ abort-upgrade)
+
+ ;;
+
+ abort-remove|abort-deconfigure)
+
+ ;;
+
+ *)
+ echo "postinst called with unknown argument \`$1'" >&2
+ exit 1
+ ;;
+esac
+
+#DEBHELPER#
+
+# Deal with htcacheclean after debhelper's initial init script handling
+case "$1" in
+ configure)
+ handle_htcacheclean $@
+ ;;
+ abort-upgrade)
+ start_htcacheclean $@
+ ;;
+esac
+
+exit 0
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