fab: add build_portal function

circle/fabfile.py

@@ -103,10 +103,11 @@ def pull(dir="~/circle/circle"):
 
 
 @roles('portal')
-def update_portal(test=False):
+def update_portal(test=False, git=True):
     "Update and restart portal+manager"
     with _stopped("portal", "manager"):
-        pull()
+        if git:
+            pull()
         cleanup()
         pip("circle", "~/circle/requirements.txt")
         migrate()
@@ -116,6 +117,12 @@ def update_portal(test=False):
 
 
 @roles('portal')
+def build_portal():
+    "Update portal without pulling from git"
+    return update_portal(False, False)
+
+
+@roles('portal')
 def stop_portal(test=False):
     "Stop portal and manager"
     _stop_services("portal", "manager")