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Diffstat (limited to 'debian/libpam0g.postinst')
| -rw-r--r-- | debian/libpam0g.postinst | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/debian/libpam0g.postinst b/debian/libpam0g.postinst new file mode 100644 index 0000000..953078a --- /dev/null +++ b/debian/libpam0g.postinst @@ -0,0 +1,205 @@ +#!/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/$basename" + return 0 + fi + done < /etc/runlevel.conf + echo "" +} + +installed_services() { + check="$@" + + # 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 $check; do + idl="/etc/init.d/${service}" + if [ -n "$idl" ] && [ -x $idl ]; then + services="$service $services" + else + echo "WARNING: init script for $service not found." >&2 + fi + done + echo "$services" +} + +if [ "$1" = "configure" ] +then + if [ ! -z "$2" ]; then + if dpkg --compare-versions "$2" lt 1.3.1-2; then + db_version 2.0 + + echo -n "Checking for services that may need to be restarted..." + + check="apache2-common at bayonne cherokee courier-authdaemon" + check="$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 + echo -n " $service: stopping..." + $idl stop > /dev/null 2>&1 || true + sleep 1 + echo -n "starting..." + if $idl start > /dev/null 2>&1; then + echo "done." + else + echo "FAILED! ($?)" + failed="$service $failed" + fi + done + echo + if [ -n "$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 1.3.1-2 + fi # Upgrading +fi + +#DEBHELPER# + |