#!/bin/sh

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>
#        * <postinst> `abort-remove'
#        * <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

case "$1" in
    configure)

	user_conf=/etc/rsyslog.d/50-default.conf
	default_conf=/usr/share/rsyslog/50-default.conf

	ucf --three-way --debconf-ok $default_conf $user_conf
	ucfr rsyslog $user_conf

	adduser --system --group --no-create-home --quiet syslog || true
	adduser syslog adm || true

	# fix ownership of work directory (LP: #1075901)
        chown syslog:adm /var/spool/rsyslog

	# ensure that rsyslogd can create log files after dropping
	# privileges
	chgrp syslog /var/log
	chmod g+w /var/log

	# /run transition (Bug: #633036)
	if dpkg --compare-versions "$2" lt "5.8.2-2"; then
		rm -f /lib/init/rw/sendsigs.omit.d/rsyslog
	fi

	# Fix permissions of the spool/work directory (Bug: #693099)
	chmod 700 /var/spool/rsyslog

	# Clean up temporary syslog.service symlink
	if [ -d /run/systemd/system ] &&  dpkg --compare-versions "$2" lt-nl "7.4.1-2" ; then
		rm -f /run/systemd/system/syslog.service
	fi
    ;;

    abort-upgrade|abort-remove|abort-deconfigure)
    ;;

    *)
	echo "postinst called with unknown argument \`$1'" >&2
	exit 1
    ;;
esac

# Automatically added by dh_systemd_enable
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask rsyslog.service >/dev/null || true

# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled rsyslog.service; then
	# Enables the unit on first installation, creates new
	# symlinks on upgrades if the unit file has changed.
	deb-systemd-helper enable rsyslog.service >/dev/null || true
else
	# Update the statefile to add new symlinks (if any), which need to be
	# cleaned up on purge. Also remove old symlinks.
	deb-systemd-helper update-state rsyslog.service >/dev/null || true
fi
# End automatically added section
# Automatically added by dh_apparmor
if [ "$1" = "configure" ]; then
    APP_PROFILE="/etc/apparmor.d/usr.sbin.rsyslogd"
    if [ -f "$APP_PROFILE" ]; then
        # Add the local/ include
        LOCAL_APP_PROFILE="/etc/apparmor.d/local/usr.sbin.rsyslogd"

        test -e "$LOCAL_APP_PROFILE" || {
            tmp=`mktemp`
        cat <<EOM > "$tmp"
# Site-specific additions and overrides for usr.sbin.rsyslogd.
# For more details, please see /etc/apparmor.d/local/README.
EOM
            mkdir `dirname "$LOCAL_APP_PROFILE"` 2>/dev/null || true
            mv -f "$tmp" "$LOCAL_APP_PROFILE"
            chmod 644 "$LOCAL_APP_PROFILE"
        }

        # Reload the profile, including any abstraction updates
        if aa-status --enabled 2>/dev/null; then
            apparmor_parser -r -T -W "$APP_PROFILE" || true
        fi
    fi
fi
# End automatically added section
# Automatically added by dh_installinit
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
	# In case this system is running systemd, we need to ensure that all
	# necessary tmpfiles (if any) are created before starting.
	if [ -d /run/systemd/system ] ; then
		systemd-tmpfiles --create /usr/lib/tmpfiles.d/00rsyslog.conf >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_installinit
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
	if [ -x "/etc/init.d/rsyslog" ]; then
		update-rc.d rsyslog defaults >/dev/null
	fi
	if [ -x "/etc/init.d/rsyslog" ] || [ -e "/etc/init/rsyslog.conf" ]; then
		if [ -n "$2" ]; then
			_dh_action=restart
		else
			_dh_action=start
		fi
		invoke-rc.d rsyslog $_dh_action || exit $?
	fi
fi
# End automatically added section