BF: gentoo-initd assure /var/run dir + remove stale sock file

Gentoo  Bug #347477
Picked up from

http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/net-analyzer/fail2ban/files/gentoo-initd_create_run_dir.patch?view=markup

files/gentoo-initd

@@ -31,6 +31,14 @@ depend() {
 
 start() {
 	ebegin "Starting fail2ban"
+	if [ ! -d /var/run/fail2ban ]; then
+		mkdir /var/run/fail2ban || return 1
+	fi
+	if [ -e /var/run/fail2ban/fail2ban.sock ]; then
+		# remove stalled sock file after system crash
+		# bug 347477
+		rm -rf /var/run/fail2ban/fail2ban.sock || return 1
+	fi
 	${FAIL2BAN} start &> /dev/null
 	eend $? "Failed to start fail2ban"
 }