diff --git a/_modules/aodhv2/common.py b/_modules/aodhv2/common.py
new file mode 100644
index 0000000..e507457
--- /dev/null
+++ b/_modules/aodhv2/common.py
@@ -0,0 +1,103 @@
+import logging
+import os_client_config
+
+log = logging.getLogger(__name__)
+
+
+class AodhException(Exception):
+
+    _msg = "Aodh module exception occured."
+
+    def __init__(self, message=None, **kwargs):
+        super(AodhException, self).__init__(message or self._msg)
+
+
+class NoAodhEndpoint(AodhException):
+    _msg = "Aodh endpoint not found in keystone catalog."
+
+
+class NoAuthPluginConfigured(AodhException):
+    _msg = ("You are using keystoneauth auth plugin that does not support "
+            "fetching endpoint list from token (noauth or admin_token).")
+
+
+class NoCredentials(AodhException):
+    _msg = "Please provide cloud name present in clouds.yaml."
+
+
+class ResourceNotFound(AodhException):
+    _msg = "Uniq resource: {resource} with name: {name} not found."
+
+    def __init__(self, resource, name, **kwargs):
+        super(AodhException, self).__init__(
+            self._msg.format(resource=resource, name=name))
+
+
+class MultipleResourcesFound(AodhException):
+    _msg = "Multiple resource: {resource} with name: {name} found."
+
+    def __init__(self, resource, name, **kwargs):
+        super(AodhException, self).__init__(
+            self._msg.format(resource=resource, name=name))
+
+
+def _get_raw_client(cloud_name):
+    service_type = 'alarming'
+    config = os_client_config.OpenStackConfig()
+    cloud = config.get_one_cloud(cloud_name)
+    api_version = 'v2'
+    try:
+        # NOTE(pas-ha) for Queens and later,
+        # 'version' kwarg in absent for Pike and older
+        adapter = cloud.get_session_client(service_type, version=api_version)
+    except TypeError:
+        adapter = cloud.get_session_client(service_type)
+        adapter.version = api_version
+    try:
+        access_info = adapter.session.auth.get_access(adapter.session)
+        endpoints = access_info.service_catalog.get_endpoints()
+    except (AttributeError, ValueError):
+        e = NoAuthPluginConfigured()
+        log.exception('%s' % e)
+        raise e
+    if service_type not in endpoints:
+        if not service_type:
+            e = NoAodhEndpoint()
+            log.error('%s' % e)
+            raise e
+    return adapter
+
+
+def send(method, microversion_header=None):
+    def wrap(func):
+        def wrapped_f(*args, **kwargs):
+            headers = kwargs.pop('headers', {})
+            if kwargs.get('microversion'):
+                headers.setdefault(microversion_header,
+                                   kwargs.get('microversion'))
+            cloud_name = kwargs.pop('cloud_name')
+            if not cloud_name:
+                e = NoCredentials()
+                log.error('%s' % e)
+                raise e
+            adapter = _get_raw_client(cloud_name)
+            # Remove salt internal kwargs
+            kwarg_keys = list(kwargs.keys())
+            for k in kwarg_keys:
+                if k.startswith('__'):
+                    kwargs.pop(k)
+            url, json = func(*args, **kwargs)
+            if json:
+                response = getattr(adapter, method)(url, headers=headers,
+                                                    json=json)
+            else:
+                response = getattr(adapter, method)(url, headers=headers)
+            if not response.content:
+                return {}
+            try:
+                resp = response.json()
+            except:
+                resp = response.content
+            return resp
+        return wrapped_f
+    return wrap
\ No newline at end of file