Adds push to build script

This works as is, but could use some cleaning up and threading needs
to be confirmed broken. If it isn't broken, it should be implemented.

Co-Authored-By: Swapnil Kulkarni <me@coolsvap.net>
Change-Id: I708406dcff8aa9b2f4064f03bda07873ce97d994
Paritally-Implements: blueprint build-script

tools/build.py

@@ -111,7 +111,11 @@ def argParser():
                         action='store_true',
                         default=False)
     parser.add_argument('--keep',
-                        help='Keep failed intermediate containers building',
+                        help='Keep failed intermediate containers',
+                        action='store_true',
+                        default=False)
+    parser.add_argument('--push',
+                        help='Push images after building',
                         action='store_true',
                         default=False)
     parser.add_argument('-T', '--threads',
@@ -248,20 +252,45 @@ class KollaWorker(object):
         return pools
 
 
+def push_image(image):
+    dc = docker.Client(**docker.utils.kwargs_from_env())
+
+    image['push_logs'] = str()
+    for response in dc.push(image['fullname'],
+                            stream=True,
+                            insecure_registry=True):
+        stream = json.loads(response)
+
+        if 'stream' in stream:
+            image['push_logs'] = image['logs'] + stream['stream']
+            # This is only single threaded for right now so we can show logs
+            print(stream['stream'])
+        elif 'errorDetail' in stream:
+            image['status'] = "error"
+            raise Exception(stream['errorDetail']['message'])
+
+
 def main():
     args = argParser()
 
     kolla = KollaWorker(args)
     kolla.setupWorkingDir()
     kolla.findDockerfiles()
+    pools = kolla.buildQueues()
 
     # Returns a list of Queues for us to loop through
-    for pool in kolla.buildQueues():
+    for pool in pools:
         for x in xrange(args['threads']):
             WorkerThread(pool, args['no_cache'], args['keep']).start()
         # block until queue is empty
         pool.join()
 
+    if args['push']:
+        for tier in kolla.tiers:
+            for image in tier:
+                if image['status'] == "built":
+                    push_image(image)
+
     kolla.summary()
     kolla.cleanup()