finally found the source of repeating messages: job descriptions were being rebuilt and appended.

adamwight · adamwight · commit f9a8dadab351 · 2012-07-10T19:20:09.000Z
diff --git a/brain.py b/brain.py
@@ -15,16 +15,16 @@ def say(self, message):
 
     def respond(self, user, message):
         if re.search(r'\bhelp\b', message):
-            self.say("If I only had a brain: %s -- Commands: help jobs kill last" % (self.project_url, ))
-        elif re.search(r'\bjobs\b', message):
+            self.say("If I only had a brain: %s -- Commands: help config kill last" % (self.project_url, ))
+        elif re.search(r'\bconfig\b', message):
             jobs_desc = JobQueue.describe()
             jobs_desc = re.sub(r'p(ass)?w(ord)?[ :=]*[^ ]+', r'p***word', jobs_desc)
-
-            self.say("Running jobs [%s]" % (jobs_desc, ))
+            self.say("Configuration [%s]" % (jobs_desc, ))
         #elif re.search(r'\bkill\b', message):
         #    self.say("Squeal! Killed by %s" % (user, ))
-        #    self.factory.stopTrying()
-        #    self.quit()
+        #    JobQueue.killall()
+        #    #self.quit()
+        #    #self.factory.stopTrying()
         elif re.search(r'\blast\b', message):
             if self.sink.timestamp:
                 self.say("My last post was %s UTC" % (self.sink.timestamp, ))
diff --git a/irc.py b/irc.py
@@ -32,7 +32,11 @@ def joined(self, channel):
         print "Joined channel %s as %s" % (channel, self.nickname)
         self.brain = Brain(self.config, sink=self)
         #XXX get outta here:
-        source = JobQueue(self.config["jobs"], self, self.config["poll_interval"])
+        source = JobQueue(
+            definition=self.config["jobs"],
+            sink=self,
+            interval=self.config["poll_interval"]
+        )
         source.run()
 
     def privmsg(self, user, channel, message):
diff --git a/job.py b/job.py
@@ -11,6 +11,7 @@ def __init__(self, definition, sink, interval):
         """
         self.sink = sink
         self.interval = interval
+        JobQueue.jobs_def = []
         for type_name, options in definition.items():
             classname = type_name.capitalize() + "Poller"
             m = __import__(type_name, fromlist=[classname])
@@ -37,9 +38,14 @@ def check(self):
                 if line:
                     self.sink.write(line)
 
-    def run(self):
+    @staticmethod
+    def killall():
         for old in JobQueue.threads:
             old.stop()
+        JobQueue.threads = []
+
+    def run(self):
+        JobQueue.killall()
         task = LoopingCall(self.check)
         JobQueue.threads = [task]
         task.start(self.interval)
