def manage_stack(profile, region, stack_name, template_body):
try:
if profile:
session = boto3.Session(profile_name=profile, region_name=region if region else None)
cloudformation_client = session.client("cloudformation")
else:
cloudformation_client = boto3.client(
"cloudformation", config=Config(region_name=region if region else None)
)
except ProfileNotFound as ex:
raise CredentialsError(
f"Error Setting Up Managed Stack Client: the provided AWS name profile '{profile}' is not found. "
"please check the documentation for setting up a named profile: "
"https://docs.aws.amazon.com/cli/latest/userguide/cli-configure-profiles.html"
) from ex
except NoCredentialsError as ex:
raise CredentialsError(
"Error Setting Up Managed Stack Client: Unable to resolve credentials for the AWS SDK for Python client. "
"Please see their documentation for options to pass in credentials: "
"https://boto3.amazonaws.com/v1/documentation/api/latest/guide/configuration.html"
) from ex
except NoRegionError as ex:
raise RegionError(
"Error Setting Up Managed Stack Client: Unable to resolve a region. "
"Please provide a region via the --region parameter or by the AWS_REGION environment variable."
) from ex
return _create_or_get_stack(cloudformation_client, stack_name, template_body)
def _refresh_session(self):
"""
Update boto3's default session by creating a new session based on values set in the context. Some properties of
the Boto3's session object are read-only. Therefore when Click parses new AWS session related properties (like
region & profile), it will call this method to create a new session with latest values for these properties.
"""
try:
boto3.setup_default_session(region_name=self._aws_region,
profile_name=self._aws_profile)
except botocore.exceptions.ProfileNotFound as ex:
raise CredentialsError(str(ex))
def manage_stack(profile, region):
try:
session = boto3.Session(profile_name=profile if profile else None)
cloudformation_client = session.client("cloudformation", config=Config(region_name=region if region else None))
except NoCredentialsError:
raise CredentialsError(
"Error Setting Up Managed Stack Client: Unable to resolve credentials for the AWS SDK for Python client. Please see their documentation for options to pass in credentials: https://boto3.amazonaws.com/v1/documentation/api/latest/guide/configuration.html"
)
except NoRegionError:
raise RegionError(
"Error Setting Up Managed Stack Client: Unable to resolve a region. Please provide a region via the --region parameter or by the AWS_REGION environment variable."
)
return _create_or_get_stack(cloudformation_client)
def _refresh_session(self):
"""
Update boto3's default session by creating a new session based on values set in the context. Some properties of
the Boto3's session object are read-only. Therefore when Click parses new AWS session related properties (like
region & profile), it will call this method to create a new session with latest values for these properties.
"""
try:
botocore_session = botocore.session.get_session()
boto3.setup_default_session(botocore_session=botocore_session,
region_name=self._aws_region,
profile_name=self._aws_profile)
# get botocore session and setup caching for MFA based credentials
botocore_session.get_component("credential_provider").get_provider(
"assume-role").cache = credentials.JSONFileCache()
except botocore.exceptions.ProfileNotFound as ex:
raise CredentialsError(str(ex)) from ex