Added basic_network testcase

Issue-ID: TEST-255
Signed-off-by: andreasgeissler <andreas-geissler@telekom.de>
Change-Id: I86b34c0980cee7a5824231591a60d1f50dfe4f37
Signed-off-by: mrichomme <morgan.richomme@orange.com>

1 files changed, 153 insertions, 0 deletions

diff --git a/src/onaptests/steps/instantiate/vl_ala_carte.py b/src/onaptests/steps/instantiate/vl_ala_carte.py
new file mode 100644
index 0000000..3a77c73
--- /dev/null
+++ b/src/onaptests/steps/instantiate/vl_ala_carte.py
@@ -0,0 +1,153 @@
+import time
+import re
+from typing import Iterable
+from uuid import uuid4
+from yaml import load
+
+from onapsdk.aai.business import Customer, ServiceInstance, ServiceSubscription
+from onapsdk.configuration import settings
+from onapsdk.so.instantiation import Subnet
+from onapsdk.sdc.service import Service
+from onapsdk.vid import LineOfBusiness, Platform
+
+import onaptests.utils.exceptions as onap_test_exceptions
+from ..base import YamlTemplateBaseStep
+from .service_ala_carte import YamlTemplateServiceAlaCarteInstantiateStep
+
+
+class YamlTemplateVlAlaCarteInstantiateStep(YamlTemplateBaseStep):
+    """Instantiate vl a'la carte using YAML template."""
+
+    def __init__(self, cleanup=False):
+        """Initialize step.
+
+        Substeps:
+            - YamlTemplateServiceAlaCarteInstantiateStep.
+        """
+        super().__init__(cleanup=cleanup)
+        self._yaml_template: dict = None
+        self._service_instance_name: str = None
+        self._service_instance: ServiceInstance = None
+        self.add_step(YamlTemplateServiceAlaCarteInstantiateStep(cleanup))
+
+    @property
+    def yaml_template(self) -> dict:
+        """Step YAML template.
+
+        Load from file if it's a root step, get from parent otherwise.
+
+        Returns:
+            dict: Step YAML template
+
+        """
+        if self.is_root:
+            if not self._yaml_template:
+                with open(settings.SERVICE_YAML_TEMPLATE, "r") as yaml_template:
+                    self._yaml_template: dict = load(yaml_template)
+            return self._yaml_template
+        return self.parent.yaml_template
+
+    @property
+    def service_name(self) -> str:
+        """Service name.
+
+        Get from YAML template if it's a root step, get from parent otherwise.
+
+        Returns:
+            str: Service name
+
+        """
+        if self.is_root:
+            return next(iter(self.yaml_template.keys()))
+        return self.parent.service_name
+
+    @property
+    def service_instance_name(self) -> str:
+        """Service instance name.
+
+        Generate using `service_name` and `uuid4()` function if it's a root step,
+            get from parent otherwise.
+
+        Returns:
+            str: Service instance name
+
+        """
+        if self.is_root:
+            if not self._service_instance_name:
+                self._service_instance_name: str = f"{self.service_name}-{str(uuid4())}"
+            return self._service_instance_name
+        return self.parent.service_instance_name
+
+    def get_subnets(self, network_name: str) -> Iterable[Subnet]:
+        """Get Network parameters from YAML template.
+
+        Args:
+            network_name (str): Network name to get parameters for.
+
+        Yields:
+            Iterator[Iterable[Subnet]]: Subnets
+
+        """
+        # workaround, as Network name differs from model name (added " 0")
+        network_name=re.sub(r"\s\d$", r"", network_name)
+        for net in self.yaml_template[self.service_name]["networks"]:
+            if net["vl_name"] == network_name:
+                if net['subnets'] is None:
+                    print("No Subnet defined")
+                else:
+                    for subnet in net['subnets']:
+                        yield Subnet(
+                            name=subnet['subnet-name'],
+                            start_address=subnet['start-address'],
+                            gateway_address=subnet['gateway-address'],
+                            cidr_mask=subnet['cidr-mask'],
+                            ip_version=subnet['ip-version'],
+                            dhcp_enabled=subnet['dhcp-enabled'])
+
+    @YamlTemplateBaseStep.store_state
+    def execute(self) -> None:
+        """Instantiate Vl.
+
+        Use settings values:
+         - GLOBAL_CUSTOMER_ID.
+
+        Raises:
+            Exception: Vl instantiation failed
+
+        """
+        super().execute()
+        service: Service = Service(self.service_name)
+        customer: Customer = Customer.get_by_global_customer_id(settings.GLOBAL_CUSTOMER_ID)
+        service_subscription: ServiceSubscription = customer.get_service_subscription_by_service_type(self.service_name)
+        service_instance: ServiceInstance = service_subscription.get_service_instance_by_name(self.service_instance_name)
+        self._service_instance = service_instance
+        line_of_business: LineOfBusiness = LineOfBusiness(settings.LINE_OF_BUSINESS)
+        platform: Platform = Platform(settings.PLATFORM)
+        for idx, network in enumerate(service.networks):
+        #for network in self.yaml_template[self.service_name]["networks"]:
+            net_instantiation = service_instance.add_network(
+                network,
+                line_of_business,
+                platform,
+                network_instance_name=f"{self.service_instance_name}_net_{idx}",
+                subnets=self.get_subnets(network.name))
+            while not net_instantiation.finished:
+                time.sleep(10)
+            if net_instantiation.failed:
+                raise onap_test_exceptions.NetworkInstantiateException
+
+    def cleanup(self) -> None:
+        """Cleanup VL.
+
+        Raises:
+            Exception: VL cleaning failed
+        """
+        if settings.CLEANUP_FLAG:
+            for net_instance in self._service_instance.network_instances:
+                self._logger.info("Start network deletion %s",net_instance.name)
+                net_deletion = net_instance.delete()
+                try:
+                    net_deletion.wait_for_finish()
+                except TimeoutError:
+                    raise onap_test_exceptions.NetworkCleanupException
+            super().cleanup()