From 49e3e1cb4a50bbb07db8cfe940608c82fe6ba76f Mon Sep 17 00:00:00 2001
From: Andreas Wrede <andreas@wrede.ca>
Date: Sat, 23 Apr 2016 12:43:49 -0400
Subject: [PATCH] track rtt

---
 hbc | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/hbc b/hbc
index 4a16dbc..3703cd6 100755
--- a/hbc
+++ b/hbc
@@ -71,7 +71,7 @@ class Conn:
 	def sendto(self, msg, ID = 'HTB'):		# default ID is HearTBeat
 		global warned1
 
-		msg['name'] = iam
+		msg['name'] = shortname(iam)
 		msg['id'] = self.conId
 		msg['ver'] = VER
 		msg['time'] = time.time()
@@ -92,6 +92,9 @@ class Conn:
 		self.lastack = time.time()
 		self.lastacksent = float(msgDict.get('time','0'))
 		if verbose: print "ack RTT: %0.1f ms" % ((self.lastack - self.lastacksent) * 1000.0)
+		self.rtts.append(self.lastack - self.lastacksent) * 1000.0)
+		if len(self.rtts) > 10:
+			del self.rtts[0]
 		self.ackcount += 1
 
 
@@ -101,6 +104,11 @@ class Conn:
 		self.sock = None
 
 
+def shortname(name):
+	r = string.split(name, '.')
+	return r[0]
+
+
 def dicttos(ID, d, compress=False):
 	s = []
 	for k  in d:
@@ -290,7 +298,8 @@ def process():
 		if not running:
 			break
 		for conn in conns:
-			msg={'interval': interval, 'acks': conns[conn].ackcount}
+#			msg={'interval': interval, 'acks': conns[conn].ackcount, 'rtt': conns[conn].rtts[-1]}
+			msg={'acks': conns[conn].ackcount, 'rtt': conns[conn].rtts[-1]}
 			conns[conn].sendto(msg)
 		nextReport += interval