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-rw-r--r--debian/libpam0g.postinst233
1 files changed, 233 insertions, 0 deletions
diff --git a/debian/libpam0g.postinst b/debian/libpam0g.postinst
new file mode 100644
index 0000000..6279f68
--- /dev/null
+++ b/debian/libpam0g.postinst
@@ -0,0 +1,233 @@
+#!/bin/sh
+
+# postinst based heavily on the postinst of libssl0.9.8, courtesy of
+# Christoph Martin.
+
+. /usr/share/debconf/confmodule
+
+set -e
+
+# element() is a helper function for file-rc:
+element() {
+ local element list IFS
+
+ element="$1"
+
+ [ "$2" = "in" ] && shift
+ list="$2"
+ [ "$list" = "-" ] && return 1
+ [ "$list" = "*" ] && return 0
+
+ IFS=","
+ set -- $list
+ case $element in
+ "$1"|"$2"|"$3"|"$4"|"$5"|"$6"|"$7"|"$8"|"$9")
+ return 0
+ esac
+ return 1
+}
+
+# filerc (runlevel, service) returns /etc/init.d/service, if service is
+# running in $runlevel:
+filerc() {
+ local runlevel basename
+ runlevel=$1
+ basename=$2
+ while read LINE
+ do
+ case $LINE in
+ \#*|"") continue
+ esac
+
+ set -- $LINE
+ SORT_NO="$1"; STOP="$2"; START="$3"; CMD="$4"
+ [ "$CMD" = "/etc/init.d/$basename" ] || continue
+
+ if element "$runlevel" in "$START" || element "S" in "$START"
+ then
+ echo "/etc/init.d/$basename"
+ return 0
+ fi
+ done < /etc/runlevel.conf
+ echo ""
+}
+
+if test -d /run/systemd/system; then
+ is_service_configured() {
+ systemctl is-enabled --quiet $1 || return 1
+ }
+ restart_service() {
+ if systemctl try-restart $1; then
+ :
+ else
+ failed="$failed $1"
+ fi
+ }
+else # not systemd
+ is_service_configured() {
+ service="$1"
+ idl="/etc/init.d/${service}"
+ if [ -n "$idl" ] && [ -x $idl ]; then
+ return 0
+ else
+ return 1
+ fi
+ }
+
+ restart_service() {
+ service="$1"
+ idl="invoke-rc.d ${service}"
+ echo -n " $service: stopping..." 2>&1
+ $idl stop > /dev/null 2>&1 || true
+ sleep 1
+ echo -n "starting..." 2>&1
+ if $idl start > /dev/null 2>&1; then
+ echo "done." 2>&1
+ else
+ echo "FAILED! ($?)" 2>&1
+ failed="$service $failed"
+ fi
+ }
+fi
+
+ installed_services() {
+ check="$@"
+
+ # Only get the ones that are installed, and configured
+ check=$(dpkg -s $check 2> /dev/null | egrep '^Package:|^Status:' | awk '{if ($1 ~ /^Package:/) { package=$2 } else if ($0 ~ /^Status: .* installed$/) { print package }}')
+
+ # some init scripts don't match the package names
+ check=$(echo $check | \
+ sed -e's/\bapache2-common\b/apache2/g' \
+ -e's/\bat\b/atd/g' \
+ -e's/\bdovecot-common\b/dovecot/g' \
+ -e's/\bdante-server\b/danted/g' \
+ -e's/\bexim4-base\b/exim4/g' \
+ -e's/\bheartbeat-2\b/heartbeat/g' \
+ -e's/\bhylafax-server\b/hylafax/g' \
+ -e's/\bpartimage-server\b/partimaged/g' \
+ -e's/\bpostgresql-common\b/postgresql/g' \
+ -e's/\bsamba\b/smbd samba-ad-dc/g' \
+ -e's/\bsasl2-bin\b/saslauthd/g' \
+ )
+
+ for service in $check; do
+ if is_service_configured $service; then
+ services="$service $services"
+ else
+ echo "WARNING: $service not configured." >&2
+ fi
+ done
+ echo "$services"
+}
+
+if [ "$1" = "configure" ]
+then
+ if [ ! -z "$2" ]; then
+ if dpkg --compare-versions "$2" lt 1.4.0-2; then
+ db_version 2.0
+
+ echo -n "Checking for services that may need to be restarted..."
+
+ check="apache2-common at bayonne cherokee courier-authdaemon"
+ check="$check cron cups"
+ check="$check dante-server diald dovecot-common exim exim4-base"
+ check="$check fcron fireflier-server freeradius gdm heartbeat"
+ check="$check heartbeat-2 hylafax-server iiimf-server inn2"
+ check="$check kannel linesrv linesrv-mysql lsh-server"
+ check="$check muddleftpd netatalk nuauth partimage-server"
+ check="$check perdition pgpool popa3d"
+ check="$check postgresql-common proftpd pure-ftpd"
+ check="$check pure-ftpd-ldap pure-ftpd-mysql"
+ check="$check pure-ftpd-postgresql racoon samba sasl2-bin"
+ check="$check sfs-server solid-pop3d squid squid3 tac-plus"
+ check="$check vsftpd wu-ftpd wzdftpd xrdp yardradius yaws"
+
+ if [ -z "$(who | awk '$2 ~ /console/ && $NF ~ /:[0-9]/ { print $NF }
+ $2 ~ /:[0-9]/ { print $2 }')" ]
+ then
+ check="$check wdm xdm"
+ fi
+
+ echo "Checking init scripts..."
+ services=$(installed_services "$check")
+ if [ -n "$services" ]; then
+ db_input critical libraries/restart-without-asking || true
+ db_go || true
+ db_get libraries/restart-without-asking
+ if [ "$RET" != true ]; then
+ db_reset libpam0g/restart-services
+ db_set libpam0g/restart-services "$services"
+ db_input critical libpam0g/restart-services || true
+ db_go || true
+ db_get libpam0g/restart-services
+
+ if [ "x$RET" != "x" ]
+ then
+ services=$RET
+ else
+ services=""
+ fi
+ fi
+ echo
+ if [ "$services" != "" ]; then
+ echo "Restarting services possibly affected by the upgrade:"
+ failed=""
+ rl=$(runlevel | sed 's/.*\ //')
+ for service in $services; do
+ idl="invoke-rc.d ${service}"
+
+ case "$service" in
+ gdm)
+ echo -n " $service: reloading..."
+ if $idl reload > /dev/null 2>&1; then
+ echo "done."
+ else
+ echo "FAILED! ($?)"
+ failed="$service $failed"
+ fi
+ continue
+ ;;
+ esac
+ restart_service "$service"
+ done
+ echo
+ if [ -n "$failed" ]; then
+ db_subst libpam0g/restart-failed services "$failed"
+ db_input critical libpam0g/restart-failed || true
+ db_go || true
+ else
+ echo "Services restarted successfully."
+ fi
+ echo
+ fi
+ else
+ echo "Nothing to restart."
+ fi
+
+ if [ -n "$(who | awk '$2 ~ /console/ && $NF ~ /:[0-9]/ { print $NF }
+ $2 ~ /:[0-9]/ { print $2 }')" ]
+ then
+ dms=""
+ for service in wdm xdm; do
+ case "$services" in
+ *$service*) ;;
+ *) dms="$dms $service"
+ esac
+ done
+ services=$(installed_services "$dms")
+ if [ -n "$services" ]; then
+ db_input critical libpam0g/xdm-needs-restart || true
+ db_go || true
+ fi
+ fi
+
+ # Shut down the frontend, to make sure none of the
+ # restarted services keep a connection open to it
+ db_stop
+ fi # end upgrading and $2 lt 1.4.0-2
+ fi # Upgrading
+fi
+
+#DEBHELPER#
+