def _run_terraform_init(self, base_dir, infra_dir):
logger.debug(
'Getting Terraform modules defined in {}'.format(infra_dir)
)
check_call([
TERRAFORM_BINARY, 'init', infra_dir
], cwd=base_dir)
def terraform_init(self, get=False):
credentials = self.boto_session.get_credentials()
logger.debug(
f'Initialising in {self.boto_session.region_name} '
f'with bucket: {self.bucket}, '
f'key prefix: {self.workspace_key_prefix}, '
f'tfstate file: {self.tfstate_filename}, '
f'dynamodb table: {self.dynamodb_table}'
)
check_call(
[
TERRAFORM_BINARY, 'init',
f'-get={"true" if get else "false"}',
f'-get-plugins={"true" if get else "false"}',
f'-backend-config=bucket={self.bucket}',
f'-backend-config=region={self.boto_session.region_name}',
f'-backend-config=key={self.tfstate_filename}',
(
'-backend-config=workspace_key_prefix='
f'{self.workspace_key_prefix}'
),
f'-backend-config=dynamodb_table={self.dynamodb_table}',
f'-backend-config=access_key={credentials.access_key}',
f'-backend-config=secret_key={credentials.secret_key}',
f'-backend-config=token={credentials.token}',
self.working_directory,
],
cwd=self.base_directory,
)
def terraform_select_workspace(self):
check_call(
[
TERRAFORM_BINARY, 'workspace',
'select', self.environment_name,
self.working_directory,
],
cwd=self.base_directory,
)
def init(self, get_terraform_modules=False):
with NamedTemporaryFile(
prefix='cdflow_backend_', suffix='.tf',
dir=self.working_directory, delete=False, mode='w+'
) as backend_file:
logger.debug(f'Writing backend config to {backend_file.name}')
backend_file.write(dedent('''
terraform {
backend "s3" {
}
}
''').strip())
logger.debug(
f'Registering {backend_file.name} to be removed at exit'
)
atexit.register(remove_file, backend_file.name)
logger.debug(
f'Initialising backend in {self.working_directory} '
f'with {self.bucket}, {self.boto_session.region_name}, '
f'{self.state_file_key}, {self.dynamodb_table}'
)
credentials = self.boto_session.get_credentials()
check_call(
[
TERRAFORM_BINARY, 'init',
f'-get={"true" if get_terraform_modules else "false"}',
f'-get-plugins={"true" if get_terraform_modules else "false"}',
f'-backend-config=bucket={self.bucket}',
f'-backend-config=region={self.boto_session.region_name}',
f'-backend-config=key={self.state_file_key}',
f'-backend-config=dynamodb_table={self.dynamodb_table}',
f'-backend-config=access_key={credentials.access_key}',
f'-backend-config=secret_key={credentials.secret_key}',
f'-backend-config=token={credentials.token}',
self.working_directory,
],
cwd=self.base_directory,
)
def _apply(self):
check_call(self._build_parameters('apply'),
cwd=self._release_path,
env=env_with_aws_credetials(os.environ, self._boto_session))
def test_check_call(self, _check_call):
# Given When
check_call('echo', {})
# Then
_check_call.assert_called_once_with('echo', {})