Added script to list dns shards

Change-Id: I5fe049952556d94f4ed4c4b9abd3655b4b9d352a

scripts/dns/rackspace/list.py

@@ -0,0 +1,54 @@
+# Copyright (c) 2014 Rackspace, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import ConfigParser
+import os
+import re
+import time
+
+import pyrax
+
+
+# read the config file
+configParser = ConfigParser.RawConfigParser()
+configFilePath = os.path.expanduser('~/.poppy/poppy.conf')
+configParser.read(configFilePath)
+
+# get the config parameters
+username = configParser.get('drivers:dns:rackspace', 'username')
+api_key = configParser.get('drivers:dns:rackspace', 'api_key')
+
+# replace any single or double quotes from parameters
+api_key = re.sub(r'^"|"$', '', api_key)
+api_key = re.sub(r"^'|'$", '', api_key)
+username = re.sub(r'^"|"$', '', username)
+username = re.sub(r"^'|'$", '', username)
+
+# Connect to Rackspace DNS using API key.
+pyrax.set_setting("identity_type", "rackspace")
+pyrax.set_credentials(username, api_key)
+dns = pyrax.cloud_dns
+
+num_domains = 0
+for domain in dns.get_domain_iterator():
+    if domain.name.startswith('cdn') and domain.name.endswith('.altcdn.com'):
+        num_domains = num_domains + 1
+
+        recs = domain.list_records()
+        print("{0}: {1}".format(domain.name, len(recs)))
+
+    time.sleep(2)
+
+print("Total Number of Domains: {0}".format(num_domains))