1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
import time
from uuid import uuid4
from yaml import load
from onapsdk.aai.cloud_infrastructure import CloudRegion, Tenant
from onapsdk.aai.business import Customer, ServiceInstance, ServiceSubscription
from onapsdk.configuration import settings
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 YamlTemplateVnfAlaCarteInstantiateStep(YamlTemplateBaseStep):
"""Instantiate vnf 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
@YamlTemplateBaseStep.store_state
def execute(self):
"""Instantiate vnf.
Use settings values:
- GLOBAL_CUSTOMER_ID,
- LINE_OF_BUSINESS.
Raises:
Exception: VNF 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)
self._service_instance: ServiceInstance = service_subscription.get_service_instance_by_name(self.service_instance_name)
line_of_business: LineOfBusiness = LineOfBusiness(settings.LINE_OF_BUSINESS)
platform: Platform = Platform(settings.PLATFORM)
cloud_region: CloudRegion = CloudRegion.get_by_id(
cloud_owner=settings.CLOUD_REGION_CLOUD_OWNER,
cloud_region_id=settings.CLOUD_REGION_ID,
)
tenant: Tenant = cloud_region.get_tenant(settings.TENANT_ID)
for idx, vnf in enumerate(service.vnfs):
vnf_instantiation = self._service_instance.add_vnf(
vnf,
line_of_business,
platform,
cloud_region,
tenant,
f"{self.service_instance_name}_vnf_{idx}")
while not vnf_instantiation.finished:
time.sleep(10)
if vnf_instantiation.failed:
raise onap_test_exceptions.VnfInstantiateException
def cleanup(self) -> None:
"""Cleanup VNF.
Raises:
Exception: VNF cleaning failed
"""
super().cleanup()
for vnf_instance in self._service_instance.vnf_instances:
vnf_deletion = vnf_instance.delete()
nb_try = 0
nb_try_max = 30
while not vnf_deletion.finished and nb_try < nb_try_max:
self._logger.info("Wait for vnf deletion")
nb_try += 1
time.sleep(15)
if vnf_deletion.finished:
self._logger.info("VNF %s deleted", vnf_instance.name)
else:
self._logger.error("VNF deletion %s failed", vnf_instance.name)
raise onap_test_exceptions.VnfCleanupException
|
