Add heartbeatd

heartbeatd/in.heartbeatd

@@ -0,0 +1,8 @@
+#! /bin/sh
+
+case "$REMOTEADDR" in
+    10.0.0.[2-254])
+        touch /var/lib/pollster/$REMOTEADDR
+        ;;
+esac
+

heartbeatd/run.heartbeat

@@ -0,0 +1,9 @@
+#! /bin/sh
+
+# Busybox netcat doesn't support UDP unless you compile in desktop mode.
+# No problem, traceroute can send a UDP packet too.
+while true; do
+    # Apparently traceroute adds 1 to the base port (-p)
+    traceroute -m 2 -q 1 -p 8 10.0.0.1
+    sleep 10
+done

heartbeatd/run.heartbeatd

@@ -0,0 +1,3 @@
+#! /bin/sh
+
+exec udpsvd 0 9 /usr/sbin/in.heartbeatd