def execute_command(ctx, path, change_set_name, yes):
"""
Executes a Change Set.
\f
:param path: Path to execute the command on.
:type path: str
:param change_set_name: Change Set to use.
:type change_set_name: str
:param yes: A flag to answer 'yes' too all CLI questions.
:type yes: bool
"""
context = SceptreContext(
command_path=path,
project_path=ctx.obj.get("project_path"),
user_variables=ctx.obj.get("user_variables"),
options=ctx.obj.get("options"),
ignore_dependencies=ctx.obj.get("ignore_dependencies")
)
plan = SceptrePlan(context)
confirmation(
plan.execute_change_set.__name__,
yes,
change_set=change_set_name,
command_path=path
)
plan.execute_change_set(change_set_name)
def update_command(ctx, path, change_set, verbose, yes):
"""
Updates a stack for a given config PATH. Or perform an update via
change-set when the change-set flag is set.
\f
:param path: Path to execute the command on.
:type path: str
:param change_set: Whether a change set should be created.
:type change_set: bool
:param verbose: A flag to print a verbose output.
:type verbose: bool
:param yes: A flag to answer 'yes' to all CLI questions.
:type yes: bool
"""
context = SceptreContext(
command_path=path,
project_path=ctx.obj.get("project_path"),
config_directory=ctx.obj.get("config_directory"),
user_variables=ctx.obj.get("user_variables"),
options=ctx.obj.get("options"),
output_format=ctx.obj.get("output_format"),
ignore_dependencies=ctx.obj.get("ignore_dependencies"))
plan = SceptrePlan(context)
if change_set:
change_set_name = "-".join(["change-set", uuid1().hex])
plan.create_change_set(change_set_name)
try:
# Wait for change set to be created
statuses = plan.wait_for_cs_completion(change_set_name)
# Exit if change set fails to create
for status in list(statuses.values()):
if status != StackChangeSetStatus.READY:
exit(1)
# Describe changes
descriptions = plan.describe_change_set(change_set_name)
for description in list(descriptions.values()):
if not verbose:
description = simplify_change_set_description(description)
write(description, context.output_format)
# Execute change set if happy with changes
if yes or click.confirm("Proceed with stack update?"):
plan.execute_change_set(change_set_name)
except Exception as e:
raise e
finally:
# Clean up by deleting change set
plan.delete_change_set(change_set_name)
else:
confirmation("update", yes, command_path=path)
responses = plan.update()
exit(stack_status_exit_code(responses.values()))
def step_impl(context, change_set_name, stack_name):
sceptre_context = SceptreContext(command_path=stack_name + '.yaml',
project_path=context.sceptre_dir)
sceptre_plan = SceptrePlan(sceptre_context)
allowed_errors = {'ValidationError', 'ChangeSetNotFound'}
try:
sceptre_plan.execute_change_set(change_set_name)
except ClientError as e:
if e.response['Error']['Code'] in allowed_errors:
context.error = e
return
else:
raise e