Begin addition of support for tags

ec2stack/controllers/default.py

@@ -8,7 +8,7 @@
 from ec2stack.core import Ec2stackError
 from ec2stack.services import USERS
 from ec2stack.providers.cloudstack import images, instances, keypairs, \
-    passwords, security_groups, zones, volumes
+    passwords, security_groups, zones, volumes, tags
 
 
 DEFAULT = Blueprint('default', __name__)
@@ -56,6 +56,7 @@ def _get_action(action):
         'DescribeInstances': instances.describe_instances,
         'DescribeKeyPairs': keypairs.describe_keypairs,
         'DescribeSecurityGroups': security_groups.describe_security_groups,
+        'DescribeTags': tags.describe_tags,
         'DescribeVolumes': volumes.describe_volumes,
         'DetachVolume': volumes.detach_volume,
         'GetPasswordData': passwords.get_password_data,

ec2stack/providers/cloudstack/tags.py

@@ -0,0 +1,90 @@
+#!/usr/bin/env python
+# encoding: utf-8
+
+"""This module contains functions for handling requests in relation to tags.
+"""
+
+from ec2stack import helpers
+from ec2stack.providers import cloudstack
+from ec2stack.providers.cloudstack import requester
+
+
+@helpers.authentication_required
+def create_tag():
+    """
+    Create a tag.
+
+    @return: Response.
+    """
+    _create_tag_request()
+    return _create_tag_response()
+
+
+def _create_tag_request():
+    """
+    Request to create a tag.
+
+    @return: Response.
+    """
+
+    args = {
+        'command': 'createTags',
+        'name': helpers.get('ResourceId')
+    }
+
+    keys = helpers.get_request_parameter_keys('Key')
+    values = helpers.get_request_parameter_keys('value')
+
+    for index in range(len(keys)):
+        args['tags[' + index + '].key'] = keys[index]
+        args['tags[' + index + '].value'] = values[index]
+
+    response = requester.make_request(args)
+
+    response = response['createtagsresponse']
+
+    return response
+
+
+def _create_tag_response():
+    """
+    Generates a response for a create tag request.
+
+    @return: Response.
+    """
+    return {
+        'template_name_or_list': 'status.xml',
+        'response_type': 'CreateTagsResponse',
+        'return': 'true'
+    }
+
+
+@helpers.authentication_required
+def describe_tags():
+    """
+    Describe all tags.
+
+    @return: Response.
+    """
+    args = {'command': 'listTags'}
+    response = cloudstack.describe_item(
+        args, 'tag', {}, 'TagId'
+    )
+
+    return _describe_tags_response(
+        response
+    )
+
+
+def _describe_tags_response(response):
+    """
+    Generates a response for a describe tags request.
+
+    @param response: Response from Cloudstack.
+    @return: Response.
+    """
+    return {
+        'template_name_or_list': 'images.xml',
+        'response_type': 'DescribeTagsResponse',
+        'response': response
+    }