ServersΒΆ

Server interface.

class novaclient.v2.servers.NetworkInterface(manager, info, loaded=False, resp=None)

Bases: novaclient.base.Resource

Populate and bind to a manager.

Parameters:
  • manager – BaseManager object
  • info – dictionary representing resource attributes
  • loaded – prevent lazy-loading if set to True
  • resp – Response or list of Response objects
id
class novaclient.v2.servers.Server(manager, info, loaded=False, resp=None)

Bases: novaclient.base.Resource

Populate and bind to a manager.

Parameters:
  • manager – BaseManager object
  • info – dictionary representing resource attributes
  • loaded – prevent lazy-loading if set to True
  • resp – Response or list of Response objects
HUMAN_ID = True
add_fixed_ip(network_id)

Add an IP address on a network.

Parameters:network_id – The ID of the network the IP should be on.
Returns:An instance of novaclient.base.TupleWithMeta
add_floating_ip(address, fixed_address=None)

Add floating IP to an instance

Parameters:
  • address – The IP address or FloatingIP to add to the instance
  • fixed_address – The fixedIP address the FloatingIP is to be associated with (optional)
Returns:

An instance of novaclient.base.TupleWithMeta
add_security_group(security_group)

Add a security group to an instance.

Parameters:security_group – The name of security group to add
Returns:An instance of novaclient.base.DictWithMeta
add_tag(obj, *args, **kwargs)

Add single tag to an instance.

backup(backup_name, backup_type, rotation)

Backup a server instance.

Parameters:
  • backup_name – Name of the backup image
  • backup_type – The backup type, like ‘daily’ or ‘weekly’
  • rotation – Int parameter representing how many backups to keep around.
Returns:

An instance of novaclient.base.TupleWithMeta
change_password(password)

Update the admin password for a server.

Parameters:password – string to set as the admin password on the server
Returns:An instance of novaclient.base.TupleWithMeta
clear_password()

Get password for a Server.

confirm_resize()

Confirm that the resize worked, thus removing the original server.

Returns:An instance of novaclient.base.TupleWithMeta
create_image(image_name, metadata=None)

Create an image based on this server.

Parameters:
  • image_name – The name to assign the newly create image.
  • metadata – Metadata to assign to the image.
delete()

Delete (i.e. shut down and delete the image) this server.

Returns:An instance of novaclient.base.TupleWithMeta
delete_all_tags(obj, *args, **kwargs)

Remove all tags from an instance.

delete_tag(obj, *args, **kwargs)

Remove single tag from an instance.

diagnostics()

Diagnostics – Retrieve server diagnostics.

evacuate(obj, *args, **kwargs)

Evacuate an instance from failed host to specified host.

Parameters:
  • host – Name of the target host
  • password – string to set as admin password on the evacuated server.
  • force – forces to bypass the scheduler if host is provided.
Returns:

An instance of novaclient.base.TupleWithMeta
force_delete()

Force delete – Force delete a server.

Returns:An instance of novaclient.base.TupleWithMeta
get_console_output(length=None)

Get text console log output from Server.

Parameters:length – The number of lines you would like to retrieve (as int)
get_console_url(console_type)

Retrieve a console of a particular protocol and console_type

Parameters:console_type – Type of console
get_mks_console()

Get mks console for a Server.

get_password(private_key=None)

Get password for a Server.

Returns the clear password of an instance if private_key is provided, returns the ciphered password otherwise.

Parameters:private_key – Path to private key file for decryption (optional)
get_rdp_console(console_type)

Get rdp console for a Server.

Parameters:console_type – Type of console (‘rdp-html5’)
get_serial_console(console_type)

Get serial console for a Server.

Parameters:console_type – Type of console (‘serial’)
get_spice_console(console_type)

Get spice console for a Server.

Parameters:console_type – Type of console (‘spice-html5’)
get_vnc_console(console_type)

Get vnc console for a Server.

Parameters:console_type – Type of console (‘novnc’ or ‘xvpvnc’)
interface_attach(port_id, net_id, fixed_ip)

Attach a network interface to an instance.

interface_detach(port_id)

Detach a network interface from an instance.

interface_list()

List interfaces attached to an instance.

list_security_group()

List security group(s) of an instance.

live_migrate(obj, *args, **kwargs)

Migrates a running instance to a new machine.

Parameters:
  • host – destination host name.
  • block_migration – if True, do block_migration, the default value is None which is mapped to ‘auto’.
  • force – force to bypass the scheduler if host is provided.
Returns:

An instance of novaclient.base.TupleWithMeta
lock()

Lock – Lock the instance from certain operations.

Returns:An instance of novaclient.base.TupleWithMeta
migrate()

Migrate a server to a new host.

Returns:An instance of novaclient.base.TupleWithMeta
networks

Generate a simplified list of addresses

pause()

Pause – Pause the running server.

Returns:An instance of novaclient.base.TupleWithMeta
reboot(reboot_type='SOFT')

Reboot the server.

Parameters:reboot_type – either REBOOT_SOFT for a software-level reboot, or REBOOT_HARD for a virtual power cycle hard reboot.
Returns:An instance of novaclient.base.TupleWithMeta
rebuild(image, password=None, preserve_ephemeral=False, **kwargs)

Rebuild – shut down and then re-image – this server.

Parameters:
  • image – the Image (or its ID) to re-image with.
  • password – string to set as the admin password on the rebuilt server.
  • preserve_ephemeral – If True, request that any ephemeral device be preserved when rebuilding the instance. Defaults to False.
remove_fixed_ip(address)

Remove an IP address.

Parameters:address – The IP address to remove.
Returns:An instance of novaclient.base.TupleWithMeta
remove_floating_ip(address)

Remove floating IP from an instance

Parameters:address – The IP address or FloatingIP to remove
Returns:An instance of novaclient.base.TupleWithMeta
remove_security_group(security_group)

Remove a security group from an instance.

Returns:An instance of novaclient.base.TupleWithMeta
rescue(password=None, image=None)

Rescue – Rescue the problematic server.

Parameters:
  • password – The admin password to be set in the rescue instance.
  • image – The Image to rescue with.
Returns:

An instance of novaclient.base.TupleWithMeta
reset_network()

Reset network of an instance.

Returns:An instance of novaclient.base.TupleWithMeta
reset_state(state='error')

Reset the state of an instance to active or error.

Returns:An instance of novaclient.base.TupleWithMeta
resize(flavor, **kwargs)

Resize the server’s resources.

Parameters:flavor – the Flavor (or its ID) to resize to.
Returns:An instance of novaclient.base.TupleWithMeta

Until a resize event is confirmed with confirm_resize(), the old server will be kept around and you’ll be able to roll back to the old flavor quickly with revert_resize(). All resizes are automatically confirmed after 24 hours.

restore()

Restore – Restore a server in ‘soft-deleted’ state.

Returns:An instance of novaclient.base.TupleWithMeta
resume()

Resume – Resume the suspended server.

Returns:An instance of novaclient.base.TupleWithMeta
revert_resize()

Revert a previous resize, switching back to the old server.

Returns:An instance of novaclient.base.TupleWithMeta
set_tags(obj, *args, **kwargs)

Set list of tags to an instance.

shelve()

Shelve – Shelve the server.

Returns:An instance of novaclient.base.TupleWithMeta
shelve_offload()

Shelve_offload – Remove a shelved server from the compute node.

Returns:An instance of novaclient.base.TupleWithMeta
start()

Start – Start the paused server.

Returns:An instance of novaclient.base.TupleWithMeta
stop()

Stop – Stop the running server.

Returns:An instance of novaclient.base.TupleWithMeta
suspend()

Suspend – Suspend the running server.

Returns:An instance of novaclient.base.TupleWithMeta
tag_list(obj, *args, **kwargs)

Get list of tags from an instance.

trigger_crash_dump()

Trigger crash dump in an instance

unlock()

Unlock – Remove instance lock.

Returns:An instance of novaclient.base.TupleWithMeta
unpause()

Unpause – Unpause the paused server.

Returns:An instance of novaclient.base.TupleWithMeta
unrescue()

Unrescue – Unrescue the rescued server.

Returns:An instance of novaclient.base.TupleWithMeta
unshelve()

Unshelve – Unshelve the server.

Returns:An instance of novaclient.base.TupleWithMeta
update(obj, *args, **kwargs)

Update the name and the description for this server.

Parameters:
  • name – Update the server’s name.
  • description – Update the server’s description.
Returns:

Server
class novaclient.v2.servers.ServerManager(api)

Bases: novaclient.base.BootingManagerWithFind

add_fixed_ip(server, network_id)

Add an IP address on a network.

Parameters:
  • server – The Server (or its ID) to add an IP to.
  • network_id – The ID of the network the IP should be on.
Returns:

An instance of novaclient.base.TupleWithMeta
add_floating_ip(server, address, fixed_address=None)

Add a floating IP to an instance

Parameters:
  • server – The Server (or its ID) to add an IP to.
  • address – The FloatingIP or string floating address to add.
  • fixed_address – The FixedIP the floatingIP should be associated with (optional)
Returns:

An instance of novaclient.base.TupleWithMeta
add_security_group(server, security_group)

Add a Security Group to an instance

Parameters:
  • server – ID of the instance.
  • security_group – The name of security group to add.
Returns:

An instance of novaclient.base.DictWithMeta
add_tag(obj, *args, **kwargs)

Add single tag to an instance.

backup(server, backup_name, backup_type, rotation)

Backup a server instance.

Parameters:
  • server – The Server (or its ID) to share onto.
  • backup_name – Name of the backup image
  • backup_type – The backup type, like ‘daily’ or ‘weekly’
  • rotation – Int parameter representing how many backups to keep around.
Returns:

An instance of novaclient.base.TupleWithMeta
change_password(server, password)

Update the password for a server.

Parameters:server – The Server (or its ID) for which the admin password is to be changed
Returns:An instance of novaclient.base.TupleWithMeta
clear_password(server)

Clear the admin password of an instance

Remove the admin password for an instance from the metadata server.

Parameters:server – The Server (or its ID) for which the admin password is to be cleared
confirm_resize(server)

Confirm that the resize worked, thus removing the original server.

Parameters:server – The Server (or its ID) to share onto.
Returns:An instance of novaclient.base.TupleWithMeta
create(name, image, flavor, meta=None, files=None, reservation_id=None, min_count=None, max_count=None, security_groups=None, userdata=None, key_name=None, availability_zone=None, block_device_mapping=None, block_device_mapping_v2=None, nics=None, scheduler_hints=None, config_drive=None, disk_config=None, admin_pass=None, access_ip_v4=None, access_ip_v6=None, **kwargs)

Create (boot) a new server.

Parameters:
  • name – Something to name the server.
  • image – The Image to boot with.
  • flavor – The Flavor to boot onto.
  • meta – A dict of arbitrary key/value metadata to store for this server. Both keys and values must be <=255 characters.
  • files – A dict of files to overwrite on the server upon boot. Keys are file names (i.e. /etc/passwd) and values are the file contents (either as a string or as a file-like object). A maximum of five entries is allowed, and each file must be 10k or less.
  • reservation_id – a UUID for the set of servers being requested.
  • min_count – (optional extension) The minimum number of servers to launch.
  • max_count – (optional extension) The maximum number of servers to launch.
  • security_groups – A list of security group names
  • userdata – user data to pass to be exposed by the metadata server this can be a file type object as well or a string.
  • key_name – (optional extension) name of previously created keypair to inject into the instance.
  • availability_zone – Name of the availability zone for instance placement.
  • block_device_mapping – (optional extension) A dict of block device mappings for this server.
  • block_device_mapping_v2 – (optional extension) A dict of block device mappings for this server.
  • nics – An ordered list of nics (dicts) to be added to this server, with information about connected networks, fixed IPs, port etc. Beginning in microversion 2.37 this field is required and also supports a single string value of ‘auto’ or ‘none’. The ‘auto’ value means the Compute service will automatically allocate a network for the project if one is not available. This is the same behavior as not passing anything for nics before microversion 2.37. The ‘none’ value tells the Compute service to not allocate any networking for the server.
  • scheduler_hints – (optional extension) arbitrary key-value pairs specified by the client to help boot an instance
  • config_drive – (optional extension) value for config drive either boolean, or volume-id
  • disk_config – (optional extension) control how the disk is partitioned when the server is created. possible values are ‘AUTO’ or ‘MANUAL’.
  • admin_pass – (optional extension) add a user supplied admin password.
  • access_ip_v4 – (optional extension) add alternative access ip v4
  • access_ip_v6 – (optional extension) add alternative access ip v6
  • description – optional description of the server (allowed since microversion 2.19)
create_image(server, image_name, metadata=None)

Snapshot a server.

Parameters:
  • server – The Server (or its ID) to share onto.
  • image_name – Name to give the snapshot image
  • metadata – Metadata to give newly-created image entity
Returns:

An instance of novaclient.base.StrWithMeta (The snapshot image’s UUID)
delete(server)

Delete (i.e. shut down and delete the image) this server.

Parameters:server – The Server (or its ID) to delete
Returns:An instance of novaclient.base.TupleWithMeta
delete_all_tags(obj, *args, **kwargs)

Remove all tags from an instance.

delete_meta(server, keys)

Delete metadata from a server

Parameters:
  • server – The Server to add metadata to
  • keys – A list of metadata keys to delete from the server
Returns:

An instance of novaclient.base.TupleWithMeta
delete_tag(obj, *args, **kwargs)

Remove single tag from an instance.

diagnostics(server)

Retrieve server diagnostics.

Parameters:server – The Server (or its ID) for which diagnostics to be returned
Returns:An instance of novaclient.base.TupleWithMeta
evacuate(obj, *args, **kwargs)

Evacuate a server instance.

Parameters:
  • server – The Server (or its ID) to share onto.
  • host – Name of the target host.
  • password – string to set as password on the evacuated server.
  • force – forces to bypass the scheduler if host is provided.
Returns:

An instance of novaclient.base.TupleWithMeta
force_delete(server)

Force delete the server.

Parameters:server – The Server (or its ID) to force delete
Returns:An instance of novaclient.base.TupleWithMeta
get(server)

Get a server.

Parameters:server – ID of the Server to get.
Return type:Server
get_console_output(server, length=None)

Get text console log output from Server.

Parameters:
  • server – The Server (or its ID) whose console output you would like to retrieve.
  • length – The number of tail loglines you would like to retrieve.
Returns:

An instance of novaclient.base.StrWithMeta or novaclient.base.UnicodeWithMeta
get_console_url(obj, *args, **kwargs)

Retrieve a console url of a server.

Parameters:
  • server – server to get console url for
  • console_type – type can be novnc/xvpvnc for protocol vnc; spice-html5 for protocol spice; rdp-html5 for protocol rdp; serial for protocol serial. webmks for protocol mks (since version 2.8).
get_mks_console(obj, *args, **kwargs)

Get a mks console for an instance

Parameters:server – The Server (or its ID) to get console for.
Returns:An instance of novaclient.base.DictWithMeta
get_password(server, private_key=None)

Get admin password of an instance

Returns the admin password of an instance in the clear if private_key is provided, returns the ciphered password otherwise.

Requires that openssl is installed and in the path

Parameters:
  • server – The Server (or its ID) for which the admin password is to be returned
  • private_key – The private key to decrypt password (optional)
Returns:

An instance of novaclient.base.StrWithMeta or novaclient.base.BytesWithMeta or novaclient.base.UnicodeWithMeta
get_rdp_console(obj, *args, **kwargs)

Get a rdp console for an instance

Parameters:
  • server – The Server (or its ID) to get console for.
  • console_type – Type of rdp console to get (‘rdp-html5’)
Returns:

An instance of novaclient.base.DictWithMeta
get_serial_console(obj, *args, **kwargs)

Get a serial console for an instance

Parameters:
  • server – The Server (or its ID) to get console for.
  • console_type – Type of serial console to get (‘serial’)
Returns:

An instance of novaclient.base.DictWithMeta
get_spice_console(obj, *args, **kwargs)

Get a spice console for an instance

Parameters:
  • server – The Server (or its ID) to get console for.
  • console_type – Type of spice console to get (‘spice-html5’)
Returns:

An instance of novaclient.base.DictWithMeta
get_vnc_console(obj, *args, **kwargs)

Get a vnc console for an instance

Parameters:
  • server – The Server (or its ID) to get console for.
  • console_type – Type of vnc console to get (‘novnc’ or ‘xvpvnc’)
Returns:

An instance of novaclient.base.DictWithMeta
interface_attach(server, port_id, net_id, fixed_ip)

Attach a network_interface to an instance.

Parameters:
  • server – The Server (or its ID) to attach to.
  • port_id – The port to attach.
interface_detach(server, port_id)

Detach a network_interface from an instance.

Parameters:
  • server – The Server (or its ID) to detach from.
  • port_id – The port to detach.
Returns:

An instance of novaclient.base.TupleWithMeta
interface_list(server)

List attached network interfaces

Parameters:server – The Server (or its ID) to query.
ips(server)

Return IP Addresses associated with the server.

Often a cheaper call then getting all the details for a server.

Parameters:server – The Server (or its ID) for which the IP adresses are to be returned
Returns:An instance of novaclient.base.DictWithMeta
list(detailed=True, search_opts=None, marker=None, limit=None, sort_keys=None, sort_dirs=None)

Get a list of servers.

Parameters:
  • detailed – Whether to return detailed server info (optional).
  • search_opts – Search options to filter out servers which don’t match the search_opts (optional). The search opts format is a dictionary of key / value pairs that will be appended to the query string. For a complete list of keys see: http://developer.openstack.org/api-ref-compute-v2.1.html#listServers
  • marker – Begin returning servers that appear later in the server list than that represented by this server id (optional).
  • limit – Maximum number of servers to return (optional).
  • sort_keys – List of sort keys
  • sort_dirs – List of sort directions
Return type:

list of Server

Examples:

client.servers.list() - returns detailed list of servers

client.servers.list(search_opts={‘status’: ‘ERROR’}) - returns list of servers in error state.

client.servers.list(limit=10) - returns only 10 servers

list_security_group(server)

List Security Group(s) of an instance

Parameters:server – ID of the instance.
live_migrate(obj, *args, **kwargs)

Migrates a running instance to a new machine.

Parameters:
  • server – instance id which comes from nova list.
  • host – destination host name.
  • block_migration – if True, do block_migration, can be set as ‘auto’
  • force – forces to bypass the scheduler if host is provided.
Returns:

An instance of novaclient.base.TupleWithMeta
lock(server)

Lock the server.

Parameters:server – The Server (or its ID) to lock
Returns:An instance of novaclient.base.TupleWithMeta
migrate(server)

Migrate a server to a new host.

Parameters:server – The Server (or its ID).
Returns:An instance of novaclient.base.TupleWithMeta
pause(server)

Pause the server.

Parameters:server – The Server (or its ID) to pause
Returns:An instance of novaclient.base.TupleWithMeta
reboot(server, reboot_type='SOFT')

Reboot a server.

Parameters:
  • server – The Server (or its ID) to share onto.
  • reboot_type – either REBOOT_SOFT for a software-level reboot, or REBOOT_HARD for a virtual power cycle hard reboot.
Returns:

An instance of novaclient.base.TupleWithMeta
rebuild(server, image, password=None, disk_config=None, preserve_ephemeral=False, name=None, meta=None, files=None, **kwargs)

Rebuild – shut down and then re-image – a server.

Parameters:
  • server – The Server (or its ID) to share onto.
  • image – the Image (or its ID) to re-image with.
  • password – string to set as password on the rebuilt server.
  • disk_config – partitioning mode to use on the rebuilt server. Valid values are ‘AUTO’ or ‘MANUAL’
  • preserve_ephemeral – If True, request that any ephemeral device be preserved when rebuilding the instance. Defaults to False.
  • name – Something to name the server.
  • meta – A dict of arbitrary key/value metadata to store for this server. Both keys and values must be <=255 characters.
  • files – A dict of files to overwrite on the server upon boot. Keys are file names (i.e. /etc/passwd) and values are the file contents (either as a string or as a file-like object). A maximum of five entries is allowed, and each file must be 10k or less.
  • description – optional description of the server (allowed since microversion 2.19)
Returns:

Server
remove_fixed_ip(server, address)

Remove an IP address.

Parameters:
  • server – The Server (or its ID) to add an IP to.
  • address – The IP address to remove.
Returns:

An instance of novaclient.base.TupleWithMeta
remove_floating_ip(server, address)

Remove a floating IP address.

Parameters:
  • server – The Server (or its ID) to remove an IP from.
  • address – The FloatingIP or string floating address to remove.
Returns:

An instance of novaclient.base.TupleWithMeta
remove_security_group(server, security_group)

Remove a Security Group to an instance

Parameters:
  • server – ID of the instance.
  • security_group – The name of security group to remove.
Returns:

An instance of novaclient.base.TupleWithMeta
rescue(server, password=None, image=None)

Rescue the server.

Parameters:
  • server – The Server to rescue.
  • password – The admin password to be set in the rescue instance.
  • image – The Image to rescue with.
Returns:

An instance of novaclient.base.TupleWithMeta
reset_network(server)

Reset network of an instance.

Parameters:server – The Server for network is to be reset
Returns:An instance of novaclient.base.TupleWithMeta
reset_state(server, state='error')

Reset the state of an instance to active or error.

Parameters:
  • server – ID of the instance to reset the state of.
  • state – Desired state; either ‘active’ or ‘error’. Defaults to ‘error’.
Returns:

An instance of novaclient.base.TupleWithMeta
resize(server, flavor, disk_config=None, **kwargs)

Resize a server’s resources.

Parameters:
  • server – The Server (or its ID) to share onto.
  • flavor – the Flavor (or its ID) to resize to.
  • disk_config – partitioning mode to use on the rebuilt server. Valid values are ‘AUTO’ or ‘MANUAL’
Returns:

An instance of novaclient.base.TupleWithMeta

Until a resize event is confirmed with confirm_resize(), the old server will be kept around and you’ll be able to roll back to the old flavor quickly with revert_resize(). All resizes are automatically confirmed after 24 hours.

resource_class

alias of Server

restore(server)

Restore soft-deleted server.

Parameters:server – The Server (or its ID) to restore
Returns:An instance of novaclient.base.TupleWithMeta
resume(server)

Resume the server.

Parameters:server – The Server (or its ID) to resume
Returns:An instance of novaclient.base.TupleWithMeta
revert_resize(server)

Revert a previous resize, switching back to the old server.

Parameters:server – The Server (or its ID) to share onto.
Returns:An instance of novaclient.base.TupleWithMeta
set_meta(server, metadata)

Set a servers metadata :param server: The Server to add metadata to :param metadata: A dict of metadata to add to the server

set_meta_item(server, key, value)

Updates an item of server metadata :param server: The Server to add metadata to :param key: metadata key to update :param value: string value

set_tags(obj, *args, **kwargs)

Set list of tags to an instance.

shelve(server)

Shelve the server.

Parameters:server – The Server (or its ID) to shelve
Returns:An instance of novaclient.base.TupleWithMeta
shelve_offload(server)

Remove a shelved instance from the compute node.

Parameters:server – The Server (or its ID) to shelve offload
Returns:An instance of novaclient.base.TupleWithMeta
start(server)

Start the server.

Parameters:server – The Server (or its ID) to start
Returns:An instance of novaclient.base.TupleWithMeta
stop(server)

Stop the server.

Parameters:server – The Server (or its ID) to stop
Returns:An instance of novaclient.base.TupleWithMeta
suspend(server)

Suspend the server.

Parameters:server – The Server (or its ID) to suspend
Returns:An instance of novaclient.base.TupleWithMeta
tag_list(obj, *args, **kwargs)

Get list of tags from an instance.

trigger_crash_dump(obj, *args, **kwargs)

Trigger crash dump in an instance

unlock(server)

Unlock the server.

Parameters:server – The Server (or its ID) to unlock
Returns:An instance of novaclient.base.TupleWithMeta
unpause(server)

Unpause the server.

Parameters:server – The Server (or its ID) to unpause
Returns:An instance of novaclient.base.TupleWithMeta
unrescue(server)

Unrescue the server.

Parameters:server – The Server (or its ID) to unrescue
Returns:An instance of novaclient.base.TupleWithMeta
unshelve(server)

Unshelve the server.

Parameters:server – The Server (or its ID) to unshelve
Returns:An instance of novaclient.base.TupleWithMeta
update(obj, *args, **kwargs)

Update the name or the description for a server.

Parameters:
  • server – The Server (or its ID) to update.
  • name – Update the server’s name.
  • description – Update the server’s description. If it equals to empty string(i.g. “”), the server description will be removed.