X-Git-Url: https://git.distorted.org.uk/~mdw/hippotat/blobdiff_plain/25367ad4963b246ac77028f07ecbedf393e30b66..a571ef2d5e5929225f8874a9e3f819c43d21b534:/debian/hippotat.init

diff --git a/debian/hippotat.init b/debian/hippotat.init
index 51495e9..640bd8f 100644
--- a/debian/hippotat.init
+++ b/debian/hippotat.init
@@ -15,7 +15,9 @@ MASTER_CONFIG=/etc/hippotat/master.cfg
 USER=Debian-hippotat
 PIDFILE=/var/run/hippotat/hippotatd.pid
 LOGFACILITY=daemon
+CHECK_FIREWALL=true
 # HIPPOTATD_ARGS
+AS_USER=as_user_userv
 DESCRIPTION='Asinine IP over HTTP server'
 if type -p authbind >/dev/null 2>&1; then AUTHBIND=authbind; fi
 
@@ -26,6 +28,13 @@ egrep '^[^ 	#]' $MASTER_CONFIG >/dev/null 2>&1 || exit 0
 
 . /lib/lsb/init-functions
 
+as_user_userv () {
+	userv --override '
+		execute-from-path
+		no-suppress-args
+	' $USER "$@"
+}
+
 ssd () {
 	set +e
 	start-stop-daemon --start --quiet --user $USER --pidfile=$PIDFILE "$@"
@@ -39,7 +48,25 @@ ensure_dirs () {
 	chown $USER $pidfiledir
 }
 
+dump_firewall () {
+	iptables -L -v -n
+}
+
+print_config () {
+	$AS_USER $DAEMON $HIPPOTATD_ARGS --print-config "$1"
+}
+
+check_firewall () {
+	vnetwork=$(print_config vnetwork)
+	if dump_firewall | fgrep " $vnetwork " >/dev/null; then :; else
+		log_failure_msg \
+ "no entry in firewall for insecure vnetwork $vnetwork"
+		exit 1
+	fi
+}
+
 do_start () {
+	check_firewall
 	ensure_dirs
 	ssd	--chuid $USER --startas				\
 		$AUTHBIND $DAEMON --daemon --pidfile=$PIDFILE	\