134 lines
4.3 KiB
Python

import weakref
from moto.core import BaseBackend, BackendDict, BaseModel
from .exceptions import InvalidParameterValueError, ResourceNotFoundException
from .utils import make_arn
class FakeEnvironment(BaseModel):
def __init__(self, application, environment_name, solution_stack_name, tags):
self.application = weakref.proxy(
application
) # weakref to break circular dependencies
self.environment_name = environment_name
self.solution_stack_name = solution_stack_name
self.tags = tags
@property
def application_name(self):
return self.application.application_name
@property
def environment_arn(self):
resource_path = f"{self.application_name}/{self.environment_name}"
return make_arn(
self.region, self.application.account_id, "environment", resource_path
)
@property
def platform_arn(self):
return "TODO" # TODO
@property
def region(self):
return self.application.region
class FakeApplication(BaseModel):
def __init__(self, backend, application_name):
self.backend = weakref.proxy(backend) # weakref to break cycles
self.application_name = application_name
self.environments = dict()
self.account_id = self.backend.account_id
self.region = self.backend.region_name
self.arn = make_arn(
self.region, self.account_id, "application", self.application_name
)
def create_environment(self, environment_name, solution_stack_name, tags):
if environment_name in self.environments:
raise InvalidParameterValueError
env = FakeEnvironment(
application=self,
environment_name=environment_name,
solution_stack_name=solution_stack_name,
tags=tags,
)
self.environments[environment_name] = env
return env
class EBBackend(BaseBackend):
def __init__(self, region_name, account_id):
super().__init__(region_name, account_id)
self.applications = dict()
@staticmethod
def default_vpc_endpoint_service(service_region, zones):
"""Default VPC endpoint service."""
return BaseBackend.default_vpc_endpoint_service_factory(
service_region, zones, "elasticbeanstalk"
) + BaseBackend.default_vpc_endpoint_service_factory(
service_region, zones, "elasticbeanstalk-health"
)
def create_application(self, application_name):
if application_name in self.applications:
raise InvalidParameterValueError(
f"Application {application_name} already exists."
)
new_app = FakeApplication(backend=self, application_name=application_name)
self.applications[application_name] = new_app
return new_app
def create_environment(self, app, environment_name, stack_name, tags):
return app.create_environment(
environment_name=environment_name, solution_stack_name=stack_name, tags=tags
)
def describe_environments(self):
envs = []
for app in self.applications.values():
for env in app.environments.values():
envs.append(env)
return envs
def list_available_solution_stacks(self):
# Implemented in response.py
pass
def update_tags_for_resource(self, resource_arn, tags_to_add, tags_to_remove):
try:
res = self._find_environment_by_arn(resource_arn)
except KeyError:
raise ResourceNotFoundException(
f"Resource not found for ARN '{resource_arn}'."
)
for key, value in tags_to_add.items():
res.tags[key] = value
for key in tags_to_remove:
del res.tags[key]
def list_tags_for_resource(self, resource_arn):
try:
res = self._find_environment_by_arn(resource_arn)
except KeyError:
raise ResourceNotFoundException(
f"Resource not found for ARN '{resource_arn}'."
)
return res.tags
def _find_environment_by_arn(self, arn):
for app in self.applications.keys():
for env in self.applications[app].environments.values():
if env.environment_arn == arn:
return env
raise KeyError()
eb_backends = BackendDict(EBBackend, "elasticbeanstalk")