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
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
from typing import Iterable
from uuid import uuid4
from onapsdk.aai.cloud_infrastructure import CloudRegion, Tenant
from onapsdk.configuration import settings
from onapsdk.so.instantiation import InstantiationParameter
from yaml import SafeLoader, load
import onaptests.utils.exceptions as onap_test_exceptions
from ..base import YamlTemplateBaseStep
from .k8s_profile_create import K8SProfileStep
from .vnf_ala_carte import YamlTemplateVnfAlaCarteInstantiateStep
class YamlTemplateVfModuleAlaCarteInstantiateStep(YamlTemplateBaseStep):
"""Instantiate vf module a'la carte using YAML template."""
def __init__(self):
"""Initialize step.
Substeps:
- YamlTemplateVnfAlaCarteInstantiateStep.
"""
super().__init__(cleanup=settings.CLEANUP_FLAG)
self._yaml_template: dict = None
self._service_instance_name: str = None
if settings.CLOUD_REGION_TYPE == settings.K8S_REGION_TYPE:
# K8SProfileStep creates the requested profile and then calls
# YamlTemplateVnfAlaCarteInstantiateStep step
self.add_step(K8SProfileStep())
else:
self.add_step(YamlTemplateVnfAlaCarteInstantiateStep())
@property
def description(self) -> str:
"""Step description."""
return "Instantiate VF module described in YAML using SO a'la carte method."
@property
def component(self) -> str:
"""Component name."""
return "SO"
@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", encoding="utf-8") as yaml_template:
self._yaml_template: dict = load(yaml_template, SafeLoader)
return self._yaml_template
return self.parent.yaml_template
@property
def model_yaml_template(self) -> dict:
return {}
@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_vnf_parameters(self, vnf_name: str) -> Iterable[InstantiationParameter]:
"""Get VNF parameters from YAML template.
Args:
vnf_name (str): VNF name to get parameters for.
Yields:
Iterator[Iterable[InstantiationParameter]]: VNF parameter
"""
# workaround, as VNF name differs from model name (added " 0")
vnf_name = vnf_name.split()[0]
for vnf in self.yaml_template[self.service_name]["vnfs"]:
if vnf["vnf_name"] == vnf_name:
for vnf_parameter in vnf["vnf_parameters"]:
yield InstantiationParameter(
name=vnf_parameter["name"],
value=vnf_parameter["value"]
)
@YamlTemplateBaseStep.store_state
def execute(self) -> None:
"""Instantiate Vf module.
Use settings values:
- GLOBAL_CUSTOMER_ID.
Raises:
Exception: Vf module instantiation failed
"""
super().execute()
self._load_customer_and_subscription()
self._load_service_instance()
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 vnf_instance in self._service_instance.vnf_instances:
# possible to have several moduels for 1 VNF
for vf_module in vnf_instance.vnf.vf_modules:
vf_module_instantiation = vnf_instance.add_vf_module(
vf_module,
cloud_region,
tenant,
self._service_instance_name,
vnf_parameters=self.get_vnf_parameters(vnf_instance.vnf.name))
try:
vf_module_instantiation.wait_for_finish(settings.ORCHESTRATION_REQUEST_TIMEOUT)
if vf_module_instantiation.failed:
self._logger.error("VfModule instantiation %s failed", vf_module.name)
raise onap_test_exceptions.VfModuleInstantiateException
except TimeoutError as exc:
self._logger.error("VfModule instantiation %s timed out", vf_module.name)
raise onap_test_exceptions.VfModuleInstantiateException from exc
@YamlTemplateBaseStep.store_state(cleanup=True)
def cleanup(self) -> None:
"""Cleanup Vf module.
Raises:
Exception: Vf module cleaning failed
"""
if self._service_instance:
for vnf_instance in self._service_instance.vnf_instances:
self._logger.debug("VNF instance %s found in Service Instance ",
vnf_instance.name)
self._logger.info("Get VF Modules")
for vf_module in vnf_instance.vf_modules:
self._logger.info("Delete VF Module %s",
vf_module.name)
vf_module_deletion = vf_module.delete(a_la_carte=True)
try:
vf_module_deletion.wait_for_finish(settings.ORCHESTRATION_REQUEST_TIMEOUT)
if vf_module_deletion.failed:
self._logger.error("VfModule deletion %s failed", vf_module.name)
raise onap_test_exceptions.VfModuleCleanupException
self._logger.info("VfModule %s deleted", vf_module.name)
except TimeoutError as exc:
self._logger.error("VfModule deletion %s timed out", vf_module.name)
raise onap_test_exceptions.VfModuleCleanupException from exc
super().cleanup()
|
