[cloudify_ims] Support Cloudify 4.0

- Delete all shell commands to use cloudify python lib
- Cloudify Manager installation with a packaged image
- SNAPS integration
- Adapt test_vnf unit tests
- Initiate test cloudify_ims unit tests (to be completed)

JIRA: FUNCTEST-838

Change-Id: Ia4b499d4155e6af5d37d6d5cf4310a5a9693c7ce
Signed-off-by: boucherv <valentin.boucher@orange.com>
Signed-off-by: Morgan Richomme <morgan.richomme@orange.com>

1 files changed, 413 insertions, 189 deletions

diff --git a/functest/opnfv_tests/vnf/ims/cloudify_ims.py b/functest/opnfv_tests/vnf/ims/cloudify_ims.py
index 7d7ce33e..2dcce408 100644
--- a/functest/opnfv_tests/vnf/ims/cloudify_ims.py
+++ b/functest/opnfv_tests/vnf/ims/cloudify_ims.py
@@ -9,33 +9,48 @@
 
 import logging
 import os
-import sys
-
-import requests
+import time
 import yaml
+from scp import SCPClient
+
+from cloudify_rest_client import CloudifyClient
+from cloudify_rest_client.executions import Execution
 
-from functest.opnfv_tests.vnf.ims.clearwater import Clearwater
 import functest.opnfv_tests.vnf.ims.clearwater_ims_base as clearwater_ims_base
-from functest.opnfv_tests.vnf.ims.orchestrator_cloudify import Orchestrator
 from functest.utils.constants import CONST
-import functest.utils.functest_utils as ft_utils
 import functest.utils.openstack_utils as os_utils
 
+from snaps.openstack.os_credentials import OSCreds
+from snaps.openstack.create_network import NetworkSettings, SubnetSettings, \
+                                            OpenStackNetwork
+from snaps.openstack.create_security_group import SecurityGroupSettings, \
+                                                    SecurityGroupRuleSettings,\
+                                                    Direction, Protocol, \
+                                                    OpenStackSecurityGroup
+from snaps.openstack.create_router import RouterSettings, OpenStackRouter
+from snaps.openstack.create_instance import VmInstanceSettings, \
+                                                FloatingIpSettings, \
+                                                OpenStackVmInstance
+from snaps.openstack.create_flavor import FlavorSettings, OpenStackFlavor
+from snaps.openstack.create_image import ImageSettings, OpenStackImage
+from snaps.openstack.create_keypairs import KeypairSettings, OpenStackKeypair
+from snaps.openstack.create_network import PortSettings
+
+from functest.opnfv_tests.openstack.snaps import snaps_utils
+
+
 __author__ = "Valentin Boucher <valentin.boucher@orange.com>"
 
 
 class CloudifyIms(clearwater_ims_base.ClearwaterOnBoardingBase):
     """Clearwater vIMS deployed with Cloudify Orchestrator Case"""
 
+    __logger = logging.getLogger(__name__)
+
     def __init__(self, **kwargs):
         if "case_name" not in kwargs:
             kwargs["case_name"] = "cloudify_ims"
         super(CloudifyIms, self).__init__(**kwargs)
-        self.logger = logging.getLogger(__name__)
-        self.neutron_client = ''
-        self.glance_client = ''
-        self.keystone_client = ''
-        self.nova_client = ''
 
         # Retrieve the configuration
         try:
@@ -44,200 +59,285 @@ class CloudifyIms(clearwater_ims_base.ClearwaterOnBoardingBase):
         except Exception:
             raise Exception("VNF config file not found")
 
+        self.snaps_creds = ''
+        self.created_object = []
+
         config_file = os.path.join(self.case_dir, self.config)
         self.orchestrator = dict(
-            requirements=get_config("cloudify.requirements", config_file),
-            blueprint=get_config("cloudify.blueprint", config_file),
-            inputs=get_config("cloudify.inputs", config_file)
+            requirements=get_config("orchestrator.requirements", config_file),
         )
-        self.logger.debug("Orchestrator configuration: %s", self.orchestrator)
+        self.details['orchestrator'] = dict(
+            name=get_config("orchestrator.name", config_file),
+            version=get_config("orchestrator.version", config_file),
+            status='ERROR',
+            result=''
+        )
+        self.__logger.debug("Orchestrator configuration %s", self.orchestrator)
         self.vnf = dict(
-            blueprint=get_config("clearwater.blueprint", config_file),
-            deployment_name=get_config("clearwater.deployment_name",
-                                       config_file),
-            inputs=get_config("clearwater.inputs", config_file),
-            requirements=get_config("clearwater.requirements", config_file)
+            descriptor=get_config("vnf.descriptor", config_file),
+            inputs=get_config("vnf.inputs", config_file),
+            requirements=get_config("vnf.requirements", config_file)
+        )
+        self.details['vnf'] = dict(
+            descriptor_version=self.vnf['descriptor']['version'],
+            name=get_config("vnf.name", config_file),
+            version=get_config("vnf.version", config_file),
         )
-        self.logger.debug("VNF configuration: %s", self.vnf)
+        self.__logger.debug("VNF configuration: %s", self.vnf)
 
+        self.details['test_vnf'] = dict(
+            name=get_config("vnf_test_suite.name", config_file),
+            version=get_config("vnf_test_suite.version", config_file)
+        )
         self.images = get_config("tenant_images", config_file)
-        self.logger.info("Images needed for vIMS: %s", self.images)
+        self.__logger.info("Images needed for vIMS: %s", self.images)
 
-    def deploy_orchestrator(self):
+    def prepare(self):
+        super(CloudifyIms, self).prepare()
+
+        self.__logger.info("Additional pre-configuration steps")
 
-        self.logger.info("Additional pre-configuration steps")
-        self.neutron_client = os_utils.get_neutron_client(self.admin_creds)
-        self.glance_client = os_utils.get_glance_client(self.admin_creds)
-        self.keystone_client = os_utils.get_keystone_client(self.admin_creds)
-        self.nova_client = os_utils.get_nova_client(self.admin_creds)
+        self.snaps_creds = OSCreds(
+            username=self.creds['username'],
+            password=self.creds['password'],
+            auth_url=self.creds['auth_url'],
+            project_name=self.creds['tenant'],
+            identity_api_version=int(os_utils.get_keystone_client_version()))
 
         # needs some images
-        self.logger.info("Upload some OS images if it doesn't exist")
-        temp_dir = os.path.join(self.data_dir, "tmp/")
+        self.__logger.info("Upload some OS images if it doesn't exist")
         for image_name, image_url in self.images.iteritems():
-            self.logger.info("image: %s, url: %s", image_name, image_url)
-            try:
-                image_id = os_utils.get_image_id(self.glance_client,
-                                                 image_name)
-                self.logger.debug("image_id: %s", image_id)
-            except Exception:
-                self.logger.error("Unexpected error: %s", sys.exc_info()[0])
-
-            if image_id == '':
-                self.logger.info("""%s image does not exist on glance repo.
-                                 Try downloading this image
-                                 and upload on glance !""",
-                                 image_name)
-                image_id = os_utils.download_and_add_image_on_glance(
-                    self.glance_client,
-                    image_name,
-                    image_url,
-                    temp_dir)
-        # Need to extend quota
-        self.logger.info("Update security group quota for this tenant")
-        tenant_id = os_utils.get_tenant_id(self.keystone_client,
-                                           self.tenant_name)
-        self.logger.debug("Tenant id found %s", tenant_id)
-        if not os_utils.update_sg_quota(self.neutron_client,
-                                        tenant_id, 50, 100):
-            self.logger.error("Failed to update security group quota"
-                              " for tenant " + self.tenant_name)
-
-        self.logger.debug("group quota extended")
-
-        # start the deployment of cloudify
+            self.__logger.info("image: %s, url: %s", image_name, image_url)
+            if image_url and image_name:
+                image_creator = OpenStackImage(
+                    self.snaps_creds,
+                    ImageSettings(name=image_name,
+                                  image_user='cloud',
+                                  img_format='qcow2',
+                                  url=image_url))
+                image_creator.create()
+                # self.created_object.append(image_creator)
+
+    def deploy_orchestrator(self):
+        """
+        Deploy Cloudify Manager
+
+        network, security group, fip, VM creation
+        """
+        # network creation
+
+        start_time = time.time()
+        self.__logger.info("Creating keypair ...")
+        kp_file = os.path.join(self.data_dir, "cloudify_ims.pem")
+        keypair_settings = KeypairSettings(name='cloudify_ims_kp',
+                                           private_filepath=kp_file)
+        keypair_creator = OpenStackKeypair(self.snaps_creds, keypair_settings)
+        keypair_creator.create()
+        self.created_object.append(keypair_creator)
+
+        self.__logger.info("Creating full network ...")
+        subnet_settings = SubnetSettings(name='cloudify_ims_subnet',
+                                         cidr='10.67.79.0/24')
+        network_settings = NetworkSettings(name='cloudify_ims_network',
+                                           subnet_settings=[subnet_settings])
+        network_creator = OpenStackNetwork(self.snaps_creds, network_settings)
+        network_creator.create()
+        self.created_object.append(network_creator)
+        ext_net_name = snaps_utils.get_ext_net_name(self.snaps_creds)
+        router_creator = OpenStackRouter(
+            self.snaps_creds,
+            RouterSettings(
+                name='cloudify_ims_router',
+                external_gateway=ext_net_name,
+                internal_subnets=[subnet_settings.name]))
+        router_creator.create()
+        self.created_object.append(router_creator)
+
+        # security group creation
+        self.__logger.info("Creating security group for cloudify manager vm")
+        sg_rules = list()
+        sg_rules.append(
+            SecurityGroupRuleSettings(sec_grp_name="sg-cloudify-manager",
+                                      direction=Direction.ingress,
+                                      protocol=Protocol.tcp, port_range_min=1,
+                                      port_range_max=65535))
+        sg_rules.append(
+            SecurityGroupRuleSettings(sec_grp_name="sg-cloudify-manager",
+                                      direction=Direction.ingress,
+                                      protocol=Protocol.udp, port_range_min=1,
+                                      port_range_max=65535))
+
+        securit_group_creator = OpenStackSecurityGroup(
+            self.snaps_creds,
+            SecurityGroupSettings(
+                name="sg-cloudify-manager",
+                rule_settings=sg_rules))
+
+        securit_group_creator.create()
+        self.created_object.append(securit_group_creator)
+
+        # orchestrator VM flavor
+        self.__logger.info("Get or create flavor for cloudify manager vm ...")
+
+        flavor_settings = FlavorSettings(
+            name=self.orchestrator['requirements']['flavor']['name'],
+            ram=self.orchestrator['requirements']['flavor']['ram_min'],
+            disk=50,
+            vcpus=2)
+        flavor_creator = OpenStackFlavor(self.snaps_creds, flavor_settings)
+        flavor_creator.create()
+        self.created_object.append(flavor_creator)
+        image_settings = ImageSettings(
+            name=self.orchestrator['requirements']['os_image'],
+            image_user='centos',
+            exists=True)
+
+        port_settings = PortSettings(name='cloudify_manager_port',
+                                     network_name=network_settings.name)
+
+        manager_settings = VmInstanceSettings(
+            name='cloudify_manager',
+            flavor=flavor_settings.name,
+            port_settings=[port_settings],
+            security_group_names=[securit_group_creator.sec_grp_settings.name],
+            floating_ip_settings=[FloatingIpSettings(
+                name='cloudify_manager_fip',
+                port_name=port_settings.name,
+                router_name=router_creator.router_settings.name)])
+
+        manager_creator = OpenStackVmInstance(self.snaps_creds,
+                                              manager_settings,
+                                              image_settings,
+                                              keypair_settings)
+
+        self.__logger.info("Creating cloudify manager VM")
+        manager_creator.create()
+        self.created_object.append(manager_creator)
+
         public_auth_url = os_utils.get_endpoint('identity')
 
-        self.logger.debug("CFY inputs: %s", self.orchestrator['inputs'])
-        cfy = Orchestrator(self.data_dir, self.orchestrator['inputs'])
-        self.orchestrator['object'] = cfy
-        self.logger.debug("Orchestrator object created")
+        self.__logger.info("Set creds for cloudify manager")
+        cfy_creds = dict(keystone_username=self.tenant_name,
+                         keystone_password=self.tenant_name,
+                         keystone_tenant_name=self.tenant_name,
+                         keystone_url=public_auth_url)
 
-        self.logger.debug("Tenant name: %s", self.tenant_name)
+        cfy_client = CloudifyClient(host=manager_creator.get_floating_ip().ip,
+                                    username='admin',
+                                    password='admin',
+                                    tenant='default_tenant')
 
-        cfy.set_credentials(username=self.tenant_name,
-                            password=self.tenant_name,
-                            tenant_name=self.tenant_name,
-                            auth_url=public_auth_url)
-        self.logger.info("Credentials set in CFY")
+        self.orchestrator['object'] = cfy_client
 
-        # orchestrator VM flavor
-        self.logger.info("Check Flavor is available, if not create one")
-        self.logger.debug("Flavor details %s ",
-                          self.orchestrator['requirements']['ram_min'])
-        flavor_exist, flavor_id = os_utils.get_or_create_flavor(
-            "m1.large",
-            self.orchestrator['requirements']['ram_min'],
-            '50',
-            '2',
-            public=True)
-        self.logger.debug("Flavor id: %s", flavor_id)
-
-        if not flavor_id:
-            self.logger.info("Available flavors are: ")
-            self.logger.info(self.nova_client.flavor.list())
-
-        cfy.set_flavor_id(flavor_id)
-        self.logger.debug("Flavor OK")
-
-        # orchestrator VM image
-        self.logger.debug("Orchestrator image")
-        if 'os_image' in self.orchestrator['requirements'].keys():
-            image_id = os_utils.get_image_id(
-                self.glance_client,
-                self.orchestrator['requirements']['os_image'])
-            self.logger.debug("Orchestrator image id: %s", image_id)
-            if image_id == '':
-                self.logger.error("CFY image not found")
-
-        cfy.set_image_id(image_id)
-        self.logger.debug("Orchestrator image set")
-
-        self.logger.debug("Get External network")
-        ext_net = os_utils.get_external_net(self.neutron_client)
-        self.logger.debug("External network: %s", ext_net)
-
-        cfy.set_external_network_name(ext_net)
-        self.logger.debug("CFY External network set")
-
-        self.logger.debug("get resolvconf")
-        ns = ft_utils.get_resolvconf_ns()
-        if ns:
-            cfy.set_nameservers(ns)
-            self.logger.debug("Resolvconf set")
-
-        self.logger.info("Prepare virtualenv for cloudify-cli")
-        venv_scrit_dir = os.path.join(self.case_dir, "create_venv.sh")
-        cmd = "bash {} {}".format(venv_scrit_dir, self.data_dir)
-        ft_utils.execute_command(cmd)
-
-        cfy.download_manager_blueprint(
-            self.orchestrator['blueprint']['url'],
-            self.orchestrator['blueprint']['branch'])
-
-        error = cfy.deploy_manager()
-        if error:
-            self.logger.error(error)
-            return {'status': 'FAIL', 'result': error}
+        self.__logger.info("Attemps running status of the Manager")
+        cfy_status = None
+        retry = 10
+        while str(cfy_status) != 'running' and retry:
+            try:
+                cfy_status = cfy_client.manager.get_status()['status']
+            except Exception:  # pylint: disable=broad-except
+                self.__logger.warning("Cloudify Manager isn't " +
+                                      "up and running. Retrying ...")
+            retry = retry - 1
+            time.sleep(30)
+
+        if str(cfy_status) == 'running':
+            self.__logger.info("Cloudify Manager is up and running")
         else:
-            return {'status': 'PASS', 'result': ''}
+            raise Exception("Cloudify Manager isn't up and running")
+
+        self.__logger.info("Put OpenStack creds in manager")
+        secrets_list = cfy_client.secrets.list()
+        for k, val in cfy_creds.iteritems():
+            if not any(d.get('key', None) == k for d in secrets_list):
+                cfy_client.secrets.create(k, val)
+            else:
+                cfy_client.secrets.update(k, val)
+
+        duration = time.time() - start_time
+
+        self.__logger.info("Put private keypair in manager")
+        if manager_creator.vm_ssh_active(block=True):
+            ssh = manager_creator.ssh_client()
+            scp = SCPClient(ssh.get_transport())
+            scp.put(kp_file, '~/')
+            cmd = "sudo cp ~/cloudify_ims.pem /etc/cloudify/"
+            ssh.exec_command(cmd)
+            cmd = "sudo chmod 444 /etc/cloudify/cloudify_ims.pem"
+            ssh.exec_command(cmd)
+            cmd = "sudo yum install -y gcc python-devel"
+            ssh.exec_command(cmd)
+
+        self.details['orchestrator'].update(status='PASS', duration=duration)
+
+        self.vnf['inputs'].update(dict(
+            external_network_name=ext_net_name,
+            network_name=network_settings.name
+        ))
+        return True
 
     def deploy_vnf(self):
-        cw = Clearwater(self.vnf['inputs'], self.orchestrator['object'],
-                        self.logger)
-        self.vnf['object'] = cw
-
-        self.logger.info("Collect flavor id for all clearwater vm")
-        flavor_exist, flavor_id = os_utils.get_or_create_flavor(
-            "m1.small",
-            self.vnf['requirements']['ram_min'],
+        """
+        Deploy Clearwater IMS
+        """
+        start_time = time.time()
+
+        self.__logger.info("Upload VNFD")
+        cfy_client = self.orchestrator['object']
+        descriptor = self.vnf['descriptor']
+        cfy_client.blueprints.publish_archive(descriptor.get('url'),
+                                              descriptor.get('name'),
+                                              descriptor.get('file_name'))
+
+        self.__logger.info("Get or create flavor for all clearwater vm")
+        self.exist_obj['flavor2'], flavor_id = os_utils.get_or_create_flavor(
+            self.vnf['requirements']['flavor']['name'],
+            self.vnf['requirements']['flavor']['ram_min'],
             '30',
             '1',
             public=True)
-        self.logger.debug("Flavor id: %s", flavor_id)
-        if not flavor_id:
-            self.logger.info("Available flavors are: ")
-            self.logger.info(self.nova_client.flavor.list())
-
-        cw.set_flavor_id(flavor_id)
-
-        # VMs image
-        if 'os_image' in self.vnf['requirements'].keys():
-            image_id = os_utils.get_image_id(
-                self.glance_client, self.vnf['requirements']['os_image'])
-
-        cw.set_image_id(image_id)
-        ext_net = os_utils.get_external_net(self.neutron_client)
-        cw.set_external_network_name(ext_net)
-
-        error = cw.deploy_vnf(self.vnf['blueprint'])
-        if error:
-            self.logger.error(error)
-            return {'status': 'FAIL', 'result': error}
+
+        self.vnf['inputs'].update(dict(
+            flavor_id=flavor_id,
+        ))
+
+        self.__logger.info("Create VNF Instance")
+        cfy_client.deployments.create(descriptor.get('name'),
+                                      descriptor.get('name'),
+                                      self.vnf.get('inputs'))
+
+        wait_for_execution(cfy_client,
+                           _get_deployment_environment_creation_execution(
+                               cfy_client, descriptor.get('name')),
+                           self.__logger,
+                           timeout=600)
+
+        self.__logger.info("Start the VNF Instance deployment")
+        execution = cfy_client.executions.start(descriptor.get('name'),
+                                                'install')
+        # Show execution log
+        execution = wait_for_execution(cfy_client, execution, self.__logger)
+
+        duration = time.time() - start_time
+
+        self.__logger.info(execution)
+        if execution.status == 'terminated':
+            self.details['vnf'].update(status='PASS', duration=duration)
+            return True
         else:
-            return {'status': 'PASS', 'result': ''}
+            self.details['vnf'].update(status='FAIL', duration=duration)
+            return False
 
     def test_vnf(self):
-        script = "source {0}venv_cloudify/bin/activate; "
-        script += "cd {0}; "
-        script += "cfy status | grep -Eo \"([0-9]{{1,3}}\.){{3}}[0-9]{{1,3}}\""
-        cmd = "/bin/bash -c '" + script.format(self.data_dir) + "'"
+        """
+        Run test on clearwater ims instance
+        """
+        start_time = time.time()
 
-        try:
-            self.logger.debug("Trying to get clearwater manager IP ... ")
-            mgr_ip = os.popen(cmd).read()
-            mgr_ip = mgr_ip.splitlines()[0]
-        except Exception:
-            self.logger.exception("Unable to retrieve the IP of the "
-                                  "cloudify manager server !")
-
-        self.logger.info('Cloudify Manager: %s', mgr_ip)
-        api_url = 'http://{0}/api/v2/deployments/{1}/outputs'.format(
-                  mgr_ip, self.vnf['deployment_name'])
-        dep_outputs = requests.get(api_url)
-        self.logger.info(api_url)
-        outputs = dep_outputs.json()['outputs']
-        self.logger.info("Deployment outputs: %s", outputs)
+        cfy_client = self.orchestrator['object']
+
+        outputs = cfy_client.deployments.outputs.get(
+            self.vnf['descriptor'].get('name'))['outputs']
         dns_ip = outputs['dns_ip']
         ellis_ip = outputs['ellis_ip']
         self.config_ellis(ellis_ip)
@@ -245,15 +345,52 @@ class CloudifyIms(clearwater_ims_base.ClearwaterOnBoardingBase):
         if dns_ip != "":
             vims_test_result = self.run_clearwater_live_test(
                 dns_ip=dns_ip,
-                public_domain="")  # self.inputs["public_domain"]
-            if vims_test_result != '':
-                return {'status': 'PASS', 'result': vims_test_result}
-            else:
-                return {'status': 'FAIL', 'result': ''}
+                public_domain=self.vnf['inputs']["public_domain"])
+            duration = time.time() - start_time
+            short_result = sig_test_format(vims_test_result)
+            self.__logger.info(short_result)
+            self.details['test_vnf'].update(status='PASS',
+                                            result=short_result,
+                                            full_result=vims_test_result,
+                                            duration=duration)
+            return True
+        else:
+            return False
 
     def clean(self):
-        self.vnf['object'].undeploy_vnf()
-        self.orchestrator['object'].undeploy_manager()
+        try:
+            cfy_client = self.orchestrator['object']
+            dep_name = self.vnf['descriptor'].get('name')
+            # kill existing execution
+            self.__logger.info('Deleting the current deployment')
+            exec_list = cfy_client.executions.list(dep_name)
+            for execution in exec_list:
+                if execution['status'] == "started":
+                    try:
+                        cfy_client.executions.cancel(execution['id'],
+                                                     force=True)
+                    except:
+                        self.__logger.warn("Can't cancel the current exec")
+
+            execution = cfy_client.executions.start(
+                dep_name,
+                'uninstall',
+                parameters=dict(ignore_failure=True),
+                force=True)
+
+            wait_for_execution(cfy_client, execution, self.__logger)
+            cfy_client.deployments.delete(self.vnf['descriptor'].get('name'))
+            cfy_client.blueprints.delete(self.vnf['descriptor'].get('name'))
+        except:
+            self.__logger.warn("Some issue during the undeployment ..")
+            self.__logger.warn("Tenant clean continue ..")
+
+        self.__logger.info('Remove the cloudify manager OS object ..')
+        for creator in reversed(self.created_object):
+            try:
+                creator.clean()
+            except Exception as e:
+                self.logger.error('Unexpected error cleaning - %s', e)
         super(CloudifyIms, self).clean()
 
 
@@ -262,15 +399,15 @@ class CloudifyIms(clearwater_ims_base.ClearwaterOnBoardingBase):
 #               YAML UTILS
 #
 # -----------------------------------------------------------
-def get_config(parameter, file):
+def get_config(parameter, file_path):
     """
     Returns the value of a given parameter in file.yaml
     parameter must be given in string format with dots
     Example: general.openstack.image_name
     """
-    with open(file) as f:
-        file_yaml = yaml.safe_load(f)
-    f.close()
+    with open(file_path) as config_file:
+        file_yaml = yaml.safe_load(config_file)
+    config_file.close()
     value = file_yaml
     for element in parameter.split("."):
         value = value.get(element)
@@ -278,3 +415,90 @@ def get_config(parameter, file):
             raise ValueError("The parameter %s is not defined in"
                              " reporting.yaml" % parameter)
     return value
+
+
+def wait_for_execution(client, execution, logger, timeout=2400, ):
+    """
+    Wait for a workflow execution on Cloudify Manager
+    """
+    # if execution already ended - return without waiting
+    if execution.status in Execution.END_STATES:
+        return execution
+
+    if timeout is not None:
+        deadline = time.time() + timeout
+
+    # Poll for execution status and execution logs, until execution ends
+    # and we receive an event of type in WORKFLOW_END_TYPES
+    offset = 0
+    batch_size = 50
+    event_list = []
+    execution_ended = False
+    while True:
+        event_list = client.events.list(
+            execution_id=execution.id,
+            _offset=offset,
+            _size=batch_size,
+            include_logs=False,
+            sort='@timestamp').items
+
+        offset = offset + len(event_list)
+        for event in event_list:
+            logger.debug(event.get('message'))
+
+        if timeout is not None:
+            if time.time() > deadline:
+                raise RuntimeError(
+                    'execution of operation {0} for deployment {1} '
+                    'timed out'.format(execution.workflow_id,
+                                       execution.deployment_id))
+            else:
+                # update the remaining timeout
+                timeout = deadline - time.time()
+
+        if not execution_ended:
+            execution = client.executions.get(execution.id)
+            execution_ended = execution.status in Execution.END_STATES
+
+        if execution_ended:
+            break
+
+        time.sleep(5)
+
+    return execution
+
+
+def _get_deployment_environment_creation_execution(client, deployment_id):
+    """
+    Get the execution id of a env preparation
+
+    network, security group, fip, VM creation
+    """
+    executions = client.executions.list(deployment_id=deployment_id)
+    for execution in executions:
+        if execution.workflow_id == 'create_deployment_environment':
+            return execution
+    raise RuntimeError('Failed to get create_deployment_environment '
+                       'workflow execution.'
+                       'Available executions: {0}'.format(executions))
+
+
+def sig_test_format(sig_test):
+    """
+    Process the signaling result to have a short result
+    """
+    nb_passed = 0
+    nb_failures = 0
+    nb_skipped = 0
+    for data_test in sig_test:
+        if data_test['result'] == "Passed":
+            nb_passed += 1
+        elif data_test['result'] == "Failed":
+            nb_failures += 1
+        elif data_test['result'] == "Skipped":
+            nb_skipped += 1
+    total_sig_test_result = {}
+    total_sig_test_result['passed'] = nb_passed
+    total_sig_test_result['failures'] = nb_failures
+    total_sig_test_result['skipped'] = nb_skipped
+    return total_sig_test_result