The ironic_python_agent.extensions.standby Module

class ironic_python_agent.extensions.standby.ImageDownload(image_info, time_obj=None)

Bases: object

Helper class that opens a HTTP connection to download an image.

This class opens a HTTP connection to download an image from a URL and create an iterator so the image can be downloaded in chunks. The MD5 hash of the image being downloaded is calculated on-the-fly.

md5sum()

class ironic_python_agent.extensions.standby.StandbyExtension(agent=None)

Bases: ironic_python_agent.extensions.base.BaseAgentExtension

cache_image(**command_params)

power_off(**command_params)

prepare_image(**command_params)

run_image(**command_params)

sync(**command_params)

Flush file system buffers forcing changed blocks to disk.

Raises:CommandExecutionError if flushing file system buffers fails.