Adding a hubot script for Messaging queues.

mq.coffee

@@ -0,0 +1,40 @@
+# Description:
+#   Shows the status of Messaging's resque queues
+#
+# Dependencies:
+#   None
+#
+# Configuration:
+#   RESQUE_WEB_URL
+#
+# Commands:
+#   hubot resque - Lists the queues with pending jobs
+#
+# Author:
+#   Umang Chouhan - OptimisCorp.
+
+module.exports = (robot) ->
+  url = 'https://messaging.optimispt.com/resque'
+  robot.respond /mq/i, (msg) ->
+    msg.http(url + '/stats.txt')
+      .get() (err, res, body) ->
+        msg.send format_stats parse_stats body
+
+parse_stats = (stats) ->
+  details = {}
+  handle_line = (line) ->
+    [key,val] = line.split '='
+    [group,name] = key.split '.'
+    (details[group]||={})[name.replace('+','')] = val
+  handle_line response for response in stats.split '\n'
+  details
+
+
+format_stats = (stats) ->
+  heading = "#{stats['resque']['pending']} pending jobs. #{stats['resque']['working']} of #{stats['resque']['workers']} workers active."
+  queues = ([count,name] for name,count of stats['queues'] when count isnt '0').sort (a,b) -> b[0] - a[0]
+  justify = (str, size) ->
+    Array(size - str.length + 1).join(' ') + str
+  width = Math.max.apply null, (q[1].length for q in queues)
+  queue_list = ("#{justify(q[1], width + 1)} : #{q[0]}" for q in queues).join '\n'
+  return heading + '\n' + queue_list