diff options
Diffstat (limited to 'snaps/openstack/create_stack.py')
| -rw-r--r-- | snaps/openstack/create_stack.py | 47 |
1 files changed, 45 insertions, 2 deletions
diff --git a/snaps/openstack/create_stack.py b/snaps/openstack/create_stack.py index 7ecf449..71e5d0a 100644 --- a/snaps/openstack/create_stack.py +++ b/snaps/openstack/create_stack.py @@ -102,7 +102,7 @@ class OpenStackHeatStack(OpenStackCloudObject, object): logger.info('Found stack with name - ' + self.stack_settings.name) return self.__stack - def create(self): + def create(self, block=False): """ Creates the heat stack in OpenStack if it does not already exist and returns the domain Stack object @@ -118,7 +118,7 @@ class OpenStackHeatStack(OpenStackCloudObject, object): self.stack_settings) logger.info( 'Created stack with name - %s', self.stack_settings.name) - if self.__stack and self.stack_complete(block=True): + if self.__stack and self.stack_complete(block=block): logger.info('Stack is now active with name - %s', self.stack_settings.name) return self.__stack @@ -128,6 +128,28 @@ class OpenStackHeatStack(OpenStackCloudObject, object): logger.error('ERROR: STACK CREATION FAILED: %s', status) raise StackCreationError('Failure while creating stack') + def update(self, env_vals, block=False): + """ + Updates the heat stack in OpenStack + :param: env_vals - the values to update + :return: The Stack domain object or None + """ + if self.__stack: + logger.info('Updating stack - %s', self.__stack.name) + heat_utils.update_stack(self.__heat_cli, self.__stack, env_vals) + if self.stack_updated(block=block): + logger.info('Stack %s is now updated with params: %s', + self.__stack.name, env_vals) + self.stack_settings.env_values = env_vals + self.__stack = heat_utils.get_stack_by_id( + self.__heat_cli, self.__stack.id) + return self.__stack + else: + status = heat_utils.get_stack_status_reason(self.__heat_cli, + self.__stack.id) + logger.error('ERROR: STACK UPDATE FAILED: %s', status) + raise StackUpdateError('Failure while updating stack') + def clean(self): """ Cleanse environment of all artifacts @@ -220,6 +242,22 @@ class OpenStackHeatStack(OpenStackCloudObject, object): snaps.config.stack.STATUS_CREATE_COMPLETE, block, timeout, poll_interval, snaps.config.stack.STATUS_CREATE_FAILED) + def stack_updated(self, block=False, + timeout=snaps.config.stack.STACK_UPDATE_TIMEOUT, + poll_interval=snaps.config.stack.POLL_INTERVAL): + """ + Returns true when the stack status returns the value of + expected_status_code + :param block: When true, thread will block until active or timeout + value in seconds has been exceeded (False) + :param timeout: The timeout value + :param poll_interval: The polling interval in seconds + :return: T/F + """ + return self._stack_status_check( + snaps.config.stack.STATUS_UPDATE_COMPLETE, block, timeout, + poll_interval, snaps.config.stack.STATUS_UPDATE_FAILED) + def stack_deleted(self, block=False, timeout=snaps.config.stack.STACK_DELETE_TIMEOUT, poll_interval=snaps.config.stack.POLL_INTERVAL): @@ -546,6 +584,11 @@ class StackCreationError(Exception): Exception to be thrown when an stack cannot be created """ +class StackUpdateError(Exception): + """ + Exception to be thrown when an stack update failed + """ + class StackError(Exception): """ |