The glance.cmd.cache_manage Module¶

A simple cache management utility for Glance.

glance.cmd.cache_manage.catch_error(action)[source]¶

Decorator to provide sensible default error handling for actions.

glance.cmd.cache_manage.create_options(parser)[source]¶

Set up the CLI and config-file options that may be parsed and program commands.

Parameters:	parser – The option parser

glance.cmd.cache_manage.delete_all_cached_images(*args, **kwargs)[source]¶

%(prog)s delete-all-cached-images [options]

Remove all images from the cache.

glance.cmd.cache_manage.delete_all_queued_images(*args, **kwargs)[source]¶

%(prog)s delete-all-queued-images [options]

Remove all images from the cache queue.

glance.cmd.cache_manage.delete_cached_image(*args, **kwargs)[source]¶

%(prog)s delete-cached-image <IMAGE_ID> [options]

Deletes an image from the cache

glance.cmd.cache_manage.delete_queued_image(*args, **kwargs)[source]¶

%(prog)s delete-queued-image <IMAGE_ID> [options]

Deletes an image from the cache

glance.cmd.cache_manage.env(*vars, **kwargs)[source]¶

Search for the first defined of possibly many env vars.

Returns the first environment variable defined in vars, or returns the default defined in kwargs.

glance.cmd.cache_manage.get_client(options)[source]¶

Return a new client object to a Glance server.

specified by the –host and –port options supplied to the CLI

glance.cmd.cache_manage.list_cached(*args, **kwargs)[source]¶

%(prog)s list-cached [options]

List all images currently cached.

glance.cmd.cache_manage.list_queued(*args, **kwargs)[source]¶

%(prog)s list-queued [options]

List all images currently queued for caching.

glance.cmd.cache_manage.lookup_command(parser, command_name)[source]¶

glance.cmd.cache_manage.main()[source]¶

glance.cmd.cache_manage.parse_options(parser, cli_args)[source]¶

Returns the parsed CLI options, command to run and its arguments, merged with any same-named options found in a configuration file

Parameters:	parser – The option parser

glance.cmd.cache_manage.print_help(options, args)[source]¶

Print help specific to a command

glance.cmd.cache_manage.queue_image(*args, **kwargs)[source]¶

%(prog)s queue-image <IMAGE_ID> [options]

Queues an image for caching

glance.cmd.cache_manage.user_confirm(prompt, default=False)[source]¶

Yes/No question dialog with user.

Parameters:	prompt – question/statement to present to user (string) default – boolean value to return if empty string is received as response to prompt