Add --limit to calls to ansible and ansible-playbook

--limit takes localhost, FQDN, and 127.0.0.1.

bin/ansible-pull

@@ -115,8 +115,9 @@ def main(args):
     now = datetime.datetime.now()
     print >>sys.stderr, now.strftime("Starting ansible-pull at %F %T")
 
+    limit_opts = 'localhost:%s:127.0.0.1' % socket.getfqdn()
     git_opts = "repo=%s dest=%s version=%s" % (options.url, options.dest, options.checkout)
-    cmd = 'ansible all -c local -m git -a "%s"' % git_opts
+    cmd = 'ansible all -c local --limit "%s" -m git -a "%s"' % (limit_opts, git_opts)
     rc = _run(cmd)
     if rc != 0:
         return rc
@@ -127,7 +128,7 @@ def main(args):
         print >>sys.stderr, "Could not find a playbook to run."
         return 1
 
-    cmd = 'ansible-playbook -c local %s' % playbook
+    cmd = 'ansible-playbook -c local --limit "%s" %s' % (limit_opts, playbook)
     os.chdir(options.dest)
     rc = _run(cmd)