Pull in more fedmsg-map changes.

... from https://github.com/fedora-infra/fedmsg/pull/338

roles/collectd/fedmsg-activation/files/fedmsg-map.py

@@ -22,7 +22,7 @@ for_collectd = 'verbose' not in sys.argv
 active = collections.defaultdict(list)
 inactive = collections.defaultdict(list)
 
-pool = multiprocessing.pool.ThreadPool(10)
+pool = multiprocessing.pool.ThreadPool(25)
 
 def info(content="\n"):
     if not for_collectd:
@@ -30,32 +30,33 @@ def info(content="\n"):
         sys.stdout.flush()
 
 def scan_one(item):
-    name, endpoints = item
-    for endpoint in endpoints:
-        if not endpoint.startswith('tcp://'):
-            raise ValueError("Don't know how to deal with %r" % endpoint)
-        endpoint = endpoint[len('tcp://'):].split(':')
-        connection = None
-        try:
-            connection = socket.create_connection(endpoint, timeout)
-            actual = base64.b64encode(connection.recv(10))
-            if actual != expected:
-                inactive[name].append((
-                    endpoint, "%r is not %r" % (actual, expected)))
-                info("F")
-            else:
-                active[name].append((endpoint, "all active"))
-                info(".")
-        except socket.error as e:
-            inactive[name].append((endpoint, str(e)))
+    name, endpoint = item
+    if not endpoint.startswith('tcp://'):
+        raise ValueError("Don't know how to deal with %r" % endpoint)
+    endpoint = endpoint[len('tcp://'):].split(':')
+    connection = None
+    try:
+        connection = socket.create_connection(endpoint, timeout)
+        actual = base64.b64encode(connection.recv(10))
+        if actual != expected:
+            inactive[name].append((
+                endpoint, "%r is not %r" % (actual, expected)))
             info("F")
-            if connection:
-                connection.close()
+        else:
+            active[name].append((endpoint, "all active"))
+            info(".")
+    except socket.error as e:
+        inactive[name].append((endpoint, str(e)))
+        info("F")
+        if connection:
+            connection.close()
 
 
 def scan_all():
-
-    pool.map(scan_one, config['endpoints'].items())
+    items = [(name, addr)
+             for name, endpoints in config['endpoints'].items()
+             for addr in endpoints]
+    pool.map(scan_one, items)
 
     info()
 
@@ -128,3 +129,5 @@ else:
         print(output)
         if interval - delta > 0:
             time.sleep(interval - delta)
+
+pool.close()