chaosvpn: add new package

Signed-off-by: Norbert Summer <git@o-g.at>

net/chaosvpn/files/chaosvpn.hotplug

@@ -0,0 +1,3 @@
+[ "$INTERFACE" == "wan" ] || return
+[ "$ACTION" == "ifup" ] && /etc/init.d/chaosvpn restart
+

net/chaosvpn/files/chaosvpn.init

@@ -0,0 +1,31 @@
+#!/bin/sh /etc/rc.common
+START=99
+
+USE_PROCD=1
+
+start_service()
+{
+  #check if chaosvpn is configured
+  if [ ! -f "/etc/tinc/chaos/rsa_key.pub" -o ! -f "/etc/tinc/chaos/rsa_key.priv" ]; then
+    logger -t chaosvpn "please generate rsa key pair"
+    logger -t chaosvpn "tincd -n chaos --generate-keys=2048"
+    exit 1
+  fi
+
+  if [ "`grep unique_name /etc/tinc/chaosvpn.conf  | wc -l`" != "0" ]; then
+    logger -t chaosvpn "/etc/tinc/chaosvpn.conf is not configured yet or contains 'unique_name'"
+    exit 1
+  fi
+
+  procd_open_instance
+  procd_set_param command /usr/sbin/chaosvpn -r -c /etc/tinc/chaosvpn.conf
+  procd_close_instance
+}
+
+stop_service()
+{
+  #force remove tinc pid
+  if [ -f "/var/run/tinc.chaos.pid" ]; then
+    rm "/var/run/tinc.chaos.pid"
+  fi
+}