The nova client is the command-line interface (CLI) for the OpenStack Compute API and its extensions. This chapter documents nova version 2.20.0. For help on a specific nova command, enter: $ nova help COMMAND

usage: nova [--version] [--debug] [--os-cache] [--timings] [--timeout <seconds>] [--os-auth-token OS_AUTH_TOKEN] [--os-username <auth-user-name>] [--os-user-id <auth-user-id>] [--os-password <auth-password>] [--os-tenant-name <auth-tenant-name>] [--os-tenant-id <auth-tenant-id>] [--os-auth-url <auth-url>] [--os-region-name <region-name>] [--os-auth-system <auth-system>] [--service-type <service-type>] [--service-name <service-name>] [--volume-service-name <volume-service-name>] [--endpoint-type <endpoint-type>] [--os-compute-api-version <compute-api-ver>] [--os-cacert <ca-certificate>] [--insecure] [--bypass-url <bypass-url>] <subcommand> ... absolute-limits Print a list of absolute limits for a user add-fixed-ip Add new IP address on a network to server. add-floating-ip DEPRECATED, use floating-ip-associate instead. add-secgroup Add a Security Group to a server. agent-create Create new agent build. agent-delete Delete existing agent build. agent-list List all builds. agent-modify Modify existing agent build. aggregate-add-host Add the host to the specified aggregate. aggregate-create Create a new aggregate with the specified details. aggregate-delete Delete the aggregate. aggregate-details Show details of the specified aggregate. aggregate-list Print a list of all aggregates. aggregate-remove-host Remove the specified host from the specified aggregate. aggregate-set-metadata Update the metadata associated with the aggregate. aggregate-update Update the aggregate's name and optionally availability zone. availability-zone-list List all the availability zones. backup Backup a server by creating a 'backup' type snapshot. boot Boot a new server. clear-password Clear password for a server. cloudpipe-configure Update the VPN IP/port of a cloudpipe instance. cloudpipe-create Create a cloudpipe instance for the given project. cloudpipe-list Print a list of all cloudpipe instances. console-log Get console log output of a server. credentials Show user credentials returned from auth. delete Immediately shut down and delete specified server(s). diagnostics Retrieve server diagnostics. dns-create Create a DNS entry for domain, name and ip. dns-create-private-domain Create the specified DNS domain. dns-create-public-domain Create the specified DNS domain. dns-delete Delete the specified DNS entry. dns-delete-domain Delete the specified DNS domain. dns-domains Print a list of available dns domains. dns-list List current DNS entries for domain and ip or domain and name. endpoints Discover endpoints that get returned from the authenticate services. evacuate Evacuate server from failed host. fixed-ip-get Retrieve info on a fixed ip. fixed-ip-reserve Reserve a fixed IP. fixed-ip-unreserve Unreserve a fixed IP. flavor-access-add Add flavor access for the given tenant. flavor-access-list Print access information about the given flavor. flavor-access-remove Remove flavor access for the given tenant. flavor-create Create a new flavor flavor-delete Delete a specific flavor flavor-key Set or unset extra_spec for a flavor. flavor-list Print a list of available 'flavors' (sizes of servers). flavor-show Show details about the given flavor. floating-ip-associate Associate a floating IP address to a server. floating-ip-bulk-create Bulk create floating ips by range. floating-ip-bulk-delete Bulk delete floating ips by range. floating-ip-bulk-list List all floating ips. floating-ip-create Allocate a floating IP for the current tenant. floating-ip-delete De-allocate a floating IP. floating-ip-disassociate Disassociate a floating IP address from a server. floating-ip-list List floating ips. floating-ip-pool-list List all floating ip pools. get-password Get password for a server. get-rdp-console Get a rdp console to a server. get-serial-console Get a serial console to a server. get-spice-console Get a spice console to a server. get-vnc-console Get a vnc console to a server. host-action Perform a power action on a host. host-describe Describe a specific host. host-list List all hosts by service. host-update Update host settings. hypervisor-list List hypervisors. hypervisor-servers List servers belonging to specific hypervisors. hypervisor-show Display the details of the specified hypervisor. hypervisor-stats Get hypervisor statistics over all compute nodes. hypervisor-uptime Display the uptime of the specified hypervisor. image-create Create a new image by taking a snapshot of a running server. image-delete Delete specified image(s). image-list Print a list of available images to boot from. image-meta Set or Delete metadata on an image. image-show Show details about the given image. interface-attach Attach a network interface to a server. interface-detach Detach a network interface from a server. interface-list List interfaces attached to a server. keypair-add Create a new key pair for use with servers. keypair-delete Delete keypair given by its name. keypair-list Print a list of keypairs for a user keypair-show Show details about the given keypair. list List active servers. list-secgroup List Security Group(s) of a server. live-migration Migrate running server to a new machine. lock Lock a server. meta Set or Delete metadata on a server. migrate Migrate a server. The new host will be selected by the scheduler. network-associate-host Associate host with network. network-associate-project Associate project with network. network-create Create a network. network-delete Delete network by label or id. network-disassociate Disassociate host and/or project from the given network. network-list Print a list of available networks. network-show Show details about the given network. pause Pause a server. quota-class-show List the quotas for a quota class. quota-class-update Update the quotas for a quota class. quota-defaults List the default quotas for a tenant. quota-delete Delete quota for a tenant/user so their quota will Revert back to default. quota-show List the quotas for a tenant/user. quota-update Update the quotas for a tenant/user. rate-limits Print a list of rate limits for a user reboot Reboot a server. rebuild Shutdown, re-image, and re-boot a server. refresh-network Refresh server network information. remove-fixed-ip Remove an IP address from a server. remove-floating-ip DEPRECATED, use floating-ip-disassociate instead. remove-secgroup Remove a Security Group from a server. rename Rename a server. rescue Reboots a server into rescue mode, which starts the machine from the initial image, attaching the current boot disk as secondary. reset-network Reset network of a server. reset-state Reset the state of a server. resize Resize a server. resize-confirm Confirm a previous resize. resize-revert Revert a previous resize (and return to the previous VM). resume Resume a server. root-password Change the root password for a server. scrub Delete data associated with the project. secgroup-add-default-rule Add a rule to the default security group. secgroup-add-group-rule Add a source group rule to a security group. secgroup-add-rule Add a rule to a security group. secgroup-create Create a security group. secgroup-delete Delete a security group. secgroup-delete-default-rule Delete a rule from the default security group. secgroup-delete-group-rule Delete a source group rule from a security group. secgroup-delete-rule Delete a rule from a security group. secgroup-list List security groups for the current tenant. secgroup-list-default-rules List rules for the default security group. secgroup-list-rules List rules for a security group. secgroup-update Update a security group. server-group-create Create a new server group with the specified details. server-group-delete Delete specific server group(s). server-group-get Get a specific server group. server-group-list Print a list of all server groups. service-delete Delete the service. service-disable Disable the service. service-enable Enable the service. service-list Show a list of all running services. Filter by host & binary. shelve Shelve a server. shelve-offload Remove a shelved server from the compute node. show Show details about the given server. ssh SSH into a server. start Start a server. stop Stop a server. suspend Suspend a server. unlock Unlock a server. unpause Unpause a server. unrescue Restart the server from normal boot disk again. unshelve Unshelve a server. usage Show usage data for a single tenant. usage-list List usage data for all tenants. version-list List all API versions. volume-attach Attach a volume to a server. volume-create Add a new volume. volume-delete Remove volume(s). volume-detach Detach a volume from a server. volume-list List all the volumes. volume-show Show details about a volume. volume-snapshot-create Add a new snapshot. volume-snapshot-delete Remove a snapshot. volume-snapshot-list List all the snapshots. volume-snapshot-show Show details about a snapshot. volume-type-create Create a new volume type. volume-type-delete Delete a specific volume type. volume-type-list Print a list of available 'volume types'. volume-update Update volume attachment. x509-create-cert Create x509 cert for a user in tenant. x509-get-root-cert Fetch the x509 root cert. bash-completion Prints all of the commands and options to stdout so that the nova.bash_completion script doesn't have to hard code them. help Display help about this program or one of its subcommands. force-delete Force delete a server. restore Restore a soft-deleted server. net Show a network net-create Create a network net-delete Delete a network net-list List networks baremetal-interface-add Add a network interface to a baremetal node. baremetal-interface-list List network interfaces associated with a baremetal node. baremetal-interface-remove Remove a network interface from a baremetal node. baremetal-node-create Create a baremetal node. baremetal-node-delete Remove a baremetal node and any associated interfaces. baremetal-node-list Print list of available baremetal nodes. baremetal-node-show Show information about a baremetal node. host-evacuate Evacuate all instances from failed host. instance-action Show an action. instance-action-list List actions on a server. migration-list Print a list of migrations. host-servers-migrate Migrate all instances of the specified host to other available hosts. cell-capacities Get cell capacities for all cells or a given cell. cell-show Show details of a given cell. host-meta Set or Delete metadata on all instances of a host. list-extensions List all the os-api extensions that are available.

--version show program's version number and exit --debug Print debugging output --os-cache Use the auth token cache. Defaults to False if env[OS_CACHE] is not set. --timings Print call timing info --timeout <seconds> Set HTTP call timeout (in seconds) --os-auth-token OS_AUTH_TOKEN Defaults to env[OS_AUTH_TOKEN] --os-username <auth-user-name> Defaults to env[OS_USERNAME]. --os-user-id <auth-user-id> Defaults to env[OS_USER_ID]. --os-password <auth-password> Defaults to env[OS_PASSWORD]. --os-tenant-name <auth-tenant-name> Defaults to env[OS_TENANT_NAME]. --os-tenant-id <auth-tenant-id> Defaults to env[OS_TENANT_ID]. --os-auth-url <auth-url> Defaults to env[OS_AUTH_URL]. --os-region-name <region-name> Defaults to env[OS_REGION_NAME]. --os-auth-system <auth-system> Defaults to env[OS_AUTH_SYSTEM]. --service-type <service-type> Defaults to compute for most actions --service-name <service-name> Defaults to env[NOVA_SERVICE_NAME] --volume-service-name <volume-service-name> Defaults to env[NOVA_VOLUME_SERVICE_NAME] --endpoint-type <endpoint-type> Defaults to env[NOVA_ENDPOINT_TYPE] or publicURL. --os-compute-api-version <compute-api-ver> Accepts 1.1 or 3, defaults to env[OS_COMPUTE_API_VERSION]. --os-cacert <ca-certificate> Specify a CA bundle file to use in verifying a TLS (https) server certificate. Defaults to env[OS_CACERT] --insecure Explicitly allow novaclient to perform "insecure" SSL (https) requests. The server's certificate will not be verified against any certificate authorities. This option should be used with caution. --bypass-url <bypass-url> Use this API endpoint instead of the Service Catalog. Defaults to env[NOVACLIENT_BYPASS_URL]

usage: nova absolute-limits [--tenant [<tenant>]] [--reserved] Print a list of absolute limits for a user --tenant [<tenant>] Display information from single tenant (Admin only). --reserved Include reservations count.

usage: nova add-fixed-ip <server> <network-id> Add new IP address on a network to server. <server> Name or ID of server. <network-id> Network ID.

usage: nova add-secgroup <server> <secgroup> Add a Security Group to a server. <server> Name or ID of server. <secgroup> Name of Security Group.

usage: nova agent-create <os> <architecture> <version> <url> <md5hash> <hypervisor> Create new agent build. <os> type of os. <architecture> type of architecture <version> version <url> url <md5hash> md5 hash <hypervisor> type of hypervisor.

usage: nova agent-delete <id> Delete existing agent build. <id> id of the agent-build

usage: nova agent-list [--hypervisor <hypervisor>] List all builds. --hypervisor <hypervisor> type of hypervisor.

usage: nova agent-modify <id> <version> <url> <md5hash> Modify existing agent build. <id> id of the agent-build <version> version <url> url <md5hash> md5hash

usage: nova aggregate-add-host <aggregate> <host> Add the host to the specified aggregate. <aggregate> Name or ID of aggregate. <host> The host to add to the aggregate.

usage: nova aggregate-create <name> [<availability-zone>] Create a new aggregate with the specified details. <name> Name of aggregate. <availability-zone> The availability zone of the aggregate (optional).

usage: nova aggregate-delete <aggregate> Delete the aggregate. <aggregate> Name or ID of aggregate to delete.

usage: nova aggregate-details <aggregate> Show details of the specified aggregate. <aggregate> Name or ID of aggregate.

usage: nova aggregate-list Print a list of all aggregates.

usage: nova aggregate-remove-host <aggregate> <host> Remove the specified host from the specified aggregate. <aggregate> Name or ID of aggregate. <host> The host to remove from the aggregate.

usage: nova aggregate-set-metadata <aggregate> <key=value> [<key=value> ...] Update the metadata associated with the aggregate. <aggregate> Name or ID of aggregate to update. <key=value> Metadata to add/update to aggregate. Specify only the key to delete a metadata item.

usage: nova aggregate-update <aggregate> <name> [<availability-zone>] Update the aggregate's name and optionally availability zone. <aggregate> Name or ID of aggregate to update. <name> Name of aggregate. <availability-zone> The availability zone of the aggregate.

usage: nova availability-zone-list List all the availability zones.

usage: nova backup <server> <name> <backup-type> <rotation> Backup a server by creating a 'backup' type snapshot. <server> Name or ID of server. <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.

usage: nova baremetal-interface-add [--datapath_id <datapath_id>] [--port_no <port_no>] <node> <address> Add a network interface to a baremetal node. <node> ID of node <address> MAC address of interface --datapath_id <datapath_id> OpenFlow Datapath ID of interface --port_no <port_no> OpenFlow port number of interface

usage: nova baremetal-interface-list <node> List network interfaces associated with a baremetal node. <node> ID of node

usage: nova baremetal-interface-remove <node> <address> Remove a network interface from a baremetal node. <node> ID of node <address> MAC address of interface

usage: nova baremetal-node-create [--pm_address <pm_address>] [--pm_user <pm_user>] [--pm_password <pm_password>] [--terminal_port <terminal_port>] <service_host> <cpus> <memory_mb> <local_gb> <prov_mac_address> Create a baremetal node. <service_host> Name of nova compute host which will control this baremetal node <cpus> Number of CPUs in the node <memory_mb> Megabytes of RAM in the node <local_gb> Gigabytes of local storage in the node <prov_mac_address> MAC address to provision the node --pm_address <pm_address> Power management IP for the node --pm_user <pm_user> Username for the node's power management --pm_password <pm_password> Password for the node's power management --terminal_port <terminal_port> ShellInABox port?

usage: nova baremetal-node-delete <node> Remove a baremetal node and any associated interfaces. <node> ID of the node to delete.

usage: nova baremetal-node-list Print list of available baremetal nodes.

usage: nova baremetal-node-show <node> Show information about a baremetal node. <node> ID of node

usage: nova boot [--flavor <flavor>] [--image <image>] [--image-with <key=value>] [--boot-volume <volume_id>] [--snapshot <snapshot_id>] [--min-count <number>] [--max-count <number>] [--meta <key=value>] [--file <dst-path=src-path>] [--key-name <key-name>] [--user-data <user-data>] [--availability-zone <availability-zone>] [--security-groups <security-groups>] [--block-device-mapping <dev-name=mapping>] [--block-device key1=value1[,key2=value2...]] [--swap <swap_size>] [--ephemeral size=<size>[,format=<format>]] [--hint <key=value>] [--nic <net-id=net-uuid,v4-fixed-ip=ip-addr,v6-fixed-ip=ip-addr,port-id=port-uuid>] [--config-drive <value>] [--poll] <name> Boot a new server. <name> Name for the new server --flavor <flavor> Name or ID of flavor (see 'nova flavor-list'). --image <image> Name or ID of image (see 'nova image-list'). --image-with <key=value> Image metadata property (see 'nova image- show'). --boot-volume <volume_id> Volume ID to boot from. --snapshot <snapshot_id> Snapshot ID to boot from (will create a volume). --min-count <number> Boot at least <number> servers (limited by quota). --max-count <number> Boot up to <number> servers (limited by quota). --meta <key=value> Record arbitrary key/value metadata to /meta.js on the new server. Can be specified multiple times. --file <dst-path=src-path> Store arbitrary files from <src-path> locally to <dst-path> on the new server. You may store up to 5 files. --key-name <key-name> Key name of keypair that should be created earlier with the command keypair-add --user-data <user-data> user data file to pass to be exposed by the metadata server. --availability-zone <availability-zone> The availability zone for server placement. --security-groups <security-groups> Comma separated list of security group names. --block-device-mapping <dev-name=mapping> Block device mapping in the format <dev- name>=<id>:<type>:<size(GB)>:<delete-on- terminate>. --block-device key1=value1[,key2=value2...] Block device mapping with the keys: id=UUID (image_id, snapshot_id or volume_id only if using source image, snapshot or volume) source=source type (image, snapshot, volume or blank), dest=destination type of the block device (volume or local), bus=device's bus (e.g. uml, lxc, virtio, ...; if omitted, hypervisor driver chooses a suitable default, honoured only if device type is supplied) type=device type (e.g. disk, cdrom, ...; defaults to 'disk') device=name of the device (e.g. vda, xda, ...; if omitted, hypervisor driver chooses suitable device depending on selected bus), size=size of the block device in GB (if omitted, hypervisor driver calculates size), format=device will be formatted (e.g. swap, ntfs, ...; optional), bootindex=integer used for ordering the boot disks (for image backed instances it is equal to 0, for others need to be specified) and shutdown=shutdown behaviour (either preserve or remove, for local destination set to remove). --swap <swap_size> Create and attach a local swap block device of <swap_size> MB. --ephemeral size=<size>[,format=<format>] Create and attach a local ephemeral block device of <size> GB and format it to <format>. --hint <key=value> Send arbitrary key/value pairs to the scheduler for custom use. --nic <net-id=net-uuid,v4-fixed-ip=ip-addr,v6-fixed-ip=ip-addr,port-id=port-uuid> Create a NIC on the server. Specify option multiple times to create multiple NICs. net- id: attach NIC to network with this UUID (either port-id or net-id must be provided), v4-fixed-ip: IPv4 fixed address for NIC (optional), v6-fixed-ip: IPv6 fixed address for NIC (optional), port-id: attach NIC to port with this UUID (either port-id or net-id must be provided). --config-drive <value> Enable config drive --poll Report the new server boot progress until it completes.

usage: nova cell-capacities [--cell <cell-name>] Get cell capacities for all cells or a given cell. --cell <cell-name> Name of the cell to get the capacities.

usage: nova cell-show <cell-name> Show details of a given cell. <cell-name> Name of the cell.

usage: nova clear-password <server> Clear password for a server. <server> Name or ID of server.

usage: nova cloudpipe-configure <ip address> <port> Update the VPN IP/port of a cloudpipe instance. <ip address> New IP Address. <port> New Port.

usage: nova cloudpipe-create <project_id> Create a cloudpipe instance for the given project. <project_id> UUID of the project to create the cloudpipe for.

usage: nova cloudpipe-list Print a list of all cloudpipe instances.

usage: nova console-log [--length <length>] <server> Get console log output of a server. <server> Name or ID of server. --length <length> Length in lines to tail.

usage: nova credentials [--wrap <integer>] Show user credentials returned from auth. --wrap <integer> wrap PKI tokens to a specified length, or 0 to disable

usage: nova delete <server> [<server> ...] Immediately shut down and delete specified server(s). <server> Name or ID of server(s).

usage: nova diagnostics <server> Retrieve server diagnostics. <server> Name or ID of server.

usage: nova dns-create [--type <type>] <ip> <name> <domain> Create a DNS entry for domain, name and ip. <ip> ip address <name> DNS name <domain> DNS domain --type <type> dns type (e.g. "A")

usage: nova dns-create-private-domain [--availability-zone <availability-zone>] <domain> Create the specified DNS domain. <domain> DNS domain --availability-zone <availability-zone> Limit access to this domain to servers in the specified availability zone.

usage: nova dns-create-public-domain [--project <project>] <domain> Create the specified DNS domain. <domain> DNS domain --project <project> Limit access to this domain to users of the specified project.

usage: nova dns-delete <domain> <name> Delete the specified DNS entry. <domain> DNS domain <name> DNS name

usage: nova dns-delete-domain <domain> Delete the specified DNS domain. <domain> DNS domain

usage: nova dns-domains Print a list of available dns domains.

usage: nova dns-list [--ip <ip>] [--name <name>] <domain> List current DNS entries for domain and ip or domain and name. <domain> DNS domain --ip <ip> ip address --name <name> DNS name

usage: nova endpoints Discover endpoints that get returned from the authenticate services.

usage: nova evacuate [--password <password>] [--on-shared-storage] <server> [<host>] Evacuate server from failed host. <server> Name or ID of server. <host> Name or ID of the target host. If no host is specified, the scheduler will choose one. --password <password> Set the provided password on the evacuated server. Not applicable with on-shared-storage flag --on-shared-storage Specifies whether server files are located on shared storage

usage: nova fixed-ip-get <fixed_ip> Retrieve info on a fixed ip. <fixed_ip> Fixed IP Address.

usage: nova fixed-ip-reserve <fixed_ip> Reserve a fixed IP. <fixed_ip> Fixed IP Address.

usage: nova fixed-ip-unreserve <fixed_ip> Unreserve a fixed IP. <fixed_ip> Fixed IP Address.

usage: nova flavor-access-add <flavor> <tenant_id> Add flavor access for the given tenant. <flavor> Flavor name or ID to add access for the given tenant. <tenant_id> Tenant ID to add flavor access for.

usage: nova flavor-access-list [--flavor <flavor>] [--tenant <tenant_id>] Print access information about the given flavor. --flavor <flavor> Filter results by flavor name or ID. --tenant <tenant_id> Filter results by tenant ID.

usage: nova flavor-access-remove <flavor> <tenant_id> Remove flavor access for the given tenant. <flavor> Flavor name or ID to remove access for the given tenant. <tenant_id> Tenant ID to remove flavor access for.

usage: nova flavor-create [--ephemeral <ephemeral>] [--swap <swap>] [--rxtx-factor <factor>] [--is-public <is-public>] <name> <id> <ram> <disk> <vcpus> Create a new flavor <name> Name of the new flavor <id> Unique ID (integer or UUID) for the new flavor. If specifying 'auto', a UUID will be generated as id <ram> Memory size in MB <disk> Disk size in GB <vcpus> Number of vcpus --ephemeral <ephemeral> Ephemeral space size in GB (default 0) --swap <swap> Swap space size in MB (default 0) --rxtx-factor <factor> RX/TX factor (default 1) --is-public <is-public> Make flavor accessible to the public (default true)

usage: nova flavor-delete <flavor> Delete a specific flavor <flavor> Name or ID of the flavor to delete

usage: nova flavor-key <flavor> <action> <key=value> [<key=value> ...] Set or unset extra_spec for a flavor. <flavor> Name or ID of flavor <action> Actions: 'set' or 'unset' <key=value> Extra_specs to set/unset (only key is necessary on unset)

usage: nova flavor-list [--extra-specs] [--all] Print a list of available 'flavors' (sizes of servers). --extra-specs Get extra-specs of each flavor. --all Display all flavors (Admin only).

usage: nova flavor-show <flavor> Show details about the given flavor. <flavor> Name or ID of flavor

usage: nova floating-ip-associate [--fixed-address <fixed_address>] <server> <address> Associate a floating IP address to a server. <server> Name or ID of server. <address> IP Address. --fixed-address <fixed_address> Fixed IP Address to associate with.

usage: nova floating-ip-bulk-create [--pool <pool>] [--interface <interface>] <range> Bulk create floating ips by range. <range> Address range to create --pool <pool> Pool for new Floating IPs --interface <interface> Interface for new Floating IPs

usage: nova floating-ip-bulk-delete <range> Bulk delete floating ips by range. <range> Address range to delete

usage: nova floating-ip-bulk-list [--host <host>] List all floating ips. --host <host> Filter by host

usage: nova floating-ip-create [<floating-ip-pool>] Allocate a floating IP for the current tenant. <floating-ip-pool> Name of Floating IP Pool. (Optional)

usage: nova floating-ip-delete <address> De-allocate a floating IP. <address> IP of Floating Ip.

usage: nova floating-ip-disassociate <server> <address> Disassociate a floating IP address from a server. <server> Name or ID of server. <address> IP Address.

usage: nova floating-ip-list [--all-tenants] List floating ips. --all-tenants Display floatingips from all tenants (Admin only).

usage: nova floating-ip-pool-list List all floating ip pools.

usage: nova force-delete <server> Force delete a server. <server> Name or ID of server.

usage: nova get-password <server> [<private-key>] Get password for a server. <server> Name or ID of server. <private-key> Private key (used locally to decrypt password) (Optional). When specified, the command displays the clear (decrypted) VM password. When not specified, the ciphered VM password is displayed.

usage: nova get-rdp-console <server> <console-type> Get a rdp console to a server. <server> Name or ID of server. <console-type> Type of rdp console ("rdp-html5").

usage: nova get-serial-console [--console_type CONSOLE_TYPE] <server> Get a serial console to a server. <server> Name or ID of server. --console_type CONSOLE_TYPE Type of serial console, default="serial".

usage: nova get-spice-console <server> <console-type> Get a spice console to a server. <server> Name or ID of server. <console-type> Type of spice console ("spice-html5").

usage: nova get-vnc-console <server> <console-type> Get a vnc console to a server. <server> Name or ID of server. <console-type> Type of vnc console ("novnc" or "xvpvnc").

usage: nova host-action [--action <action>] <hostname> Perform a power action on a host. <hostname> Name of host. --action <action> A power action: startup, reboot, or shutdown.

usage: nova host-describe <hostname> Describe a specific host. <hostname> Name of host.

usage: nova host-evacuate [--target_host <target_host>] [--on-shared-storage] <host> Evacuate all instances from failed host. <host> Name of host. --target_host <target_host> Name of target host. If no host is specified the scheduler will select a target. --on-shared-storage Specifies whether all instances files are on shared storage

usage: nova host-list [--zone <zone>] List all hosts by service. --zone <zone> Filters the list, returning only those hosts in the availability zone <zone>.

usage: nova host-meta <host> <action> <key=value> [<key=value> ...] Set or Delete metadata on all instances of a host. <host> Name of host. <action> Actions: 'set' or 'delete' <key=value> Metadata to set or delete (only key is necessary on delete)

usage: nova host-servers-migrate <host> Migrate all instances of the specified host to other available hosts. <host> Name of host.

usage: nova host-update [--status <enable|disable>] [--maintenance <enable|disable>] <hostname> Update host settings. <hostname> Name of host. --status <enable|disable> Either enable or disable a host. --maintenance <enable|disable> Either put or resume host to/from maintenance.

usage: nova hypervisor-list [--matching <hostname>] List hypervisors. --matching <hostname> List hypervisors matching the given <hostname>.

usage: nova hypervisor-servers <hostname> List servers belonging to specific hypervisors. <hostname> The hypervisor hostname (or pattern) to search for.

usage: nova hypervisor-show <hypervisor> Display the details of the specified hypervisor. <hypervisor> Name or ID of the hypervisor to show the details of.

usage: nova hypervisor-stats Get hypervisor statistics over all compute nodes.

usage: nova hypervisor-uptime <hypervisor> Display the uptime of the specified hypervisor. <hypervisor> Name or ID of the hypervisor to show the uptime of.

usage: nova image-create [--show] [--poll] <server> <name> Create a new image by taking a snapshot of a running server. <server> Name or ID of server. <name> Name of snapshot. --show Print image info. --poll Report the snapshot progress and poll until image creation is complete.

usage: nova image-delete <image> [<image> ...] Delete specified image(s). <image> Name or ID of image(s).

usage: nova image-list [--limit <limit>] Print a list of available images to boot from. --limit <limit> Number of images to return per request.

usage: nova image-meta <image> <action> <key=value> [<key=value> ...] Set or Delete metadata on an image. <image> Name or ID of image <action> Actions: 'set' or 'delete' <key=value> Metadata to add/update or delete (only key is necessary on delete)

usage: nova image-show <image> Show details about the given image. <image> Name or ID of image

usage: nova instance-action <server> <request_id> Show an action. <server> Name or UUID of the server to show an action for. <request_id> Request ID of the action to get.

usage: nova instance-action-list <server> List actions on a server. <server> Name or UUID of the server to list actions for.

usage: nova interface-attach [--port-id <port_id>] [--net-id <net_id>] [--fixed-ip <fixed_ip>] <server> Attach a network interface to a server. <server> Name or ID of server. --port-id <port_id> Port ID. --net-id <net_id> Network ID --fixed-ip <fixed_ip> Requested fixed IP.

usage: nova interface-detach <server> <port_id> Detach a network interface from a server. <server> Name or ID of server. <port_id> Port ID.

usage: nova interface-list <server> List interfaces attached to a server. <server> Name or ID of server.

usage: nova keypair-add [--pub-key <pub-key>] <name> Create a new key pair for use with servers. <name> Name of key. --pub-key <pub-key> Path to a public ssh key.

usage: nova keypair-delete <name> Delete keypair given by its name. <name> Keypair name to delete.

usage: nova keypair-list Print a list of keypairs for a user

usage: nova keypair-show <keypair> Show details about the given keypair. <keypair> Name or ID of keypair

usage: nova list [--reservation-id <reservation-id>] [--ip <ip-regexp>] [--ip6 <ip6-regexp>] [--name <name-regexp>] [--instance-name <name-regexp>] [--status <status>] [--flavor <flavor>] [--image <image>] [--host <hostname>] [--all-tenants [<0|1>]] [--tenant [<tenant>]] [--deleted] [--fields <fields>] [--minimal] List active servers. --reservation-id <reservation-id> Only return servers that match reservation-id. --ip <ip-regexp> Search with regular expression match by IP address. --ip6 <ip6-regexp> Search with regular expression match by IPv6 address. --name <name-regexp> Search with regular expression match by name --instance-name <name-regexp> Search with regular expression match by server name. --status <status> Search by server status --flavor <flavor> Search by flavor name or ID --image <image> Search by image name or ID --host <hostname> Search servers by hostname to which they are assigned (Admin only). --all-tenants [<0|1>] Display information from all tenants (Admin only). --tenant [<tenant>] Display information from single tenant (Admin only). --deleted Only display deleted servers (Admin only). --fields <fields> Comma-separated list of fields to display. Use the show command to see which fields are available. --minimal Get only uuid and name.

usage: nova list-extensions List all the os-api extensions that are available.

usage: nova list-secgroup <server> List Security Group(s) of a server. <server> Name or ID of server.

usage: nova live-migration [--block-migrate] [--disk-over-commit] <server> [<host>] Migrate running server to a new machine. <server> Name or ID of server. <host> destination host name. --block-migrate True in case of block_migration. (Default=False:live_migration) --disk-over-commit Allow overcommit.(Default=False)

usage: nova lock <server> Lock a server. <server> Name or ID of server.

usage: nova meta <server> <action> <key=value> [<key=value> ...] Set or Delete metadata on a server. <server> Name or ID of server <action> Actions: 'set' or 'delete' <key=value> Metadata to set or delete (only key is necessary on delete)

usage: nova migrate [--poll] <server> Migrate a server. The new host will be selected by the scheduler. <server> Name or ID of server. --poll Report the server migration progress until it completes.

usage: nova migration-list [--host <host>] [--status <status>] [--cell_name <cell_name>] Print a list of migrations. --host <host> Fetch migrations for the given host. --status <status> Fetch migrations for the given status. --cell_name <cell_name> Fetch migrations for the given cell_name.

usage: nova net <network_id> Show a network <network_id> ID of network

usage: nova net-create <network_label> <cidr> Create a network <network_label> Network label (ex. my_new_network) <cidr> IP block to allocate from (ex. 172.16.0.0/24 or 2001:DB8::/64)

usage: nova net-delete <network_id> Delete a network <network_id> ID of network

usage: nova net-list List networks

usage: nova network-associate-host <network> <host> Associate host with network. <network> uuid of network <host> Name of host

usage: nova network-associate-project <network> Associate project with network. <network> uuid of network

usage: nova network-create [--fixed-range-v4 <x.x.x.x/yy>] [--fixed-range-v6 CIDR_V6] [--vlan <vlan id>] [--vlan-start <vlan start>] [--vpn <vpn start>] [--gateway GATEWAY] [--gateway-v6 GATEWAY_V6] [--bridge <bridge>] [--bridge-interface <bridge interface>] [--multi-host <'T'|'F'>] [--dns1 <DNS Address>] [--dns2 <DNS Address>] [--uuid <network uuid>] [--fixed-cidr <x.x.x.x/yy>] [--project-id <project id>] [--priority <number>] [--mtu MTU] [--enable-dhcp <'T'|'F'>] [--dhcp-server DHCP_SERVER] [--share-address <'T'|'F'>] [--allowed-start ALLOWED_START] [--allowed-end ALLOWED_END] <network_label> Create a network. <network_label> Label for network --fixed-range-v4 <x.x.x.x/yy> IPv4 subnet (ex: 10.0.0.0/8) --fixed-range-v6 CIDR_V6 IPv6 subnet (ex: fe80::/64 --vlan <vlan id> The vlan ID to be assigned to the project. --vlan-start <vlan start> First vlan ID to be assigned to the project. Subsequent vlan IDs will be assigned incrementally. --vpn <vpn start> vpn start --gateway GATEWAY gateway --gateway-v6 GATEWAY_V6 IPv6 gateway --bridge <bridge> VIFs on this network are connected to this bridge. --bridge-interface <bridge interface> The bridge is connected to this interface. --multi-host <'T'|'F'> Multi host --dns1 <DNS Address> First DNS --dns2 <DNS Address> Second DNS --uuid <network uuid> Network UUID --fixed-cidr <x.x.x.x/yy> IPv4 subnet for fixed IPs (ex: 10.20.0.0/16) --project-id <project id> Project ID --priority <number> Network interface priority --mtu MTU MTU for network --enable-dhcp <'T'|'F'> Enable dhcp --dhcp-server DHCP_SERVER Dhcp-server (defaults to gateway address) --share-address <'T'|'F'> Share address --allowed-start ALLOWED_START Start of allowed addresses for instances --allowed-end ALLOWED_END End of allowed addresses for instances

usage: nova network-delete <network> Delete network by label or id. <network> uuid or label of network

usage: nova network-disassociate [--host-only [<0|1>]] [--project-only [<0|1>]] <network> Disassociate host and/or project from the given network. <network> uuid of network --host-only [<0|1>] --project-only [<0|1>]

usage: nova network-list [--fields <fields>] Print a list of available networks. --fields <fields> Comma-separated list of fields to display. Use the show command to see which fields are available.

usage: nova network-show <network> Show details about the given network. <network> uuid or label of network

usage: nova pause <server> Pause a server. <server> Name or ID of server.

usage: nova quota-class-show <class> List the quotas for a quota class. <class> Name of quota class to list the quotas for.

usage: nova quota-class-update [--instances <instances>] [--cores <cores>] [--ram <ram>] [--floating-ips <floating-ips>] [--fixed-ips <fixed-ips>] [--metadata-items <metadata-items>] [--injected-files <injected-files>] [--injected-file-content-bytes <injected-file-content-bytes>] [--injected-file-path-bytes <injected-file-path-bytes>] [--key-pairs <key-pairs>] [--security-groups <security-groups>] [--security-group-rules <security-group-rules>] [--server-groups <server-groups>] [--server-group-members <server-group-members>] <class> Update the quotas for a quota class. <class> Name of quota class to set the quotas for. --instances <instances> New value for the "instances" quota. --cores <cores> New value for the "cores" quota. --ram <ram> New value for the "ram" quota. --floating-ips <floating-ips> New value for the "floating-ips" quota. --fixed-ips <fixed-ips> New value for the "fixed-ips" quota. --metadata-items <metadata-items> New value for the "metadata-items" quota. --injected-files <injected-files> New value for the "injected-files" quota. --injected-file-content-bytes <injected-file-content-bytes> New value for the "injected-file-content- bytes" quota. --injected-file-path-bytes <injected-file-path-bytes> New value for the "injected-file-path-bytes" quota. --key-pairs <key-pairs> New value for the "key-pairs" quota. --security-groups <security-groups> New value for the "security-groups" quota. --security-group-rules <security-group-rules> New value for the "security-group-rules" quota. --server-groups <server-groups> New value for the "server-groups" quota. --server-group-members <server-group-members> New value for the "server-group-members" quota.

usage: nova quota-defaults [--tenant <tenant-id>] List the default quotas for a tenant. --tenant <tenant-id> ID of tenant to list the default quotas for.

usage: nova quota-delete --tenant <tenant-id> [--user <user-id>] Delete quota for a tenant/user so their quota will Revert back to default. --tenant <tenant-id> ID of tenant to delete quota for. --user <user-id> ID of user to delete quota for.

usage: nova quota-show [--tenant <tenant-id>] [--user <user-id>] List the quotas for a tenant/user. --tenant <tenant-id> ID of tenant to list the quotas for. --user <user-id> ID of user to list the quotas for.

usage: nova quota-update [--user <user-id>] [--instances <instances>] [--cores <cores>] [--ram <ram>] [--floating-ips <floating-ips>] [--fixed-ips <fixed-ips>] [--metadata-items <metadata-items>] [--injected-files <injected-files>] [--injected-file-content-bytes <injected-file-content-bytes>] [--injected-file-path-bytes <injected-file-path-bytes>] [--key-pairs <key-pairs>] [--security-groups <security-groups>] [--security-group-rules <security-group-rules>] [--server-groups <server-groups>] [--server-group-members <server-group-members>] [--force] <tenant-id> Update the quotas for a tenant/user. <tenant-id> ID of tenant to set the quotas for. --user <user-id> ID of user to set the quotas for. --instances <instances> New value for the "instances" quota. --cores <cores> New value for the "cores" quota. --ram <ram> New value for the "ram" quota. --floating-ips <floating-ips> New value for the "floating-ips" quota. --fixed-ips <fixed-ips> New value for the "fixed-ips" quota. --metadata-items <metadata-items> New value for the "metadata-items" quota. --injected-files <injected-files> New value for the "injected-files" quota. --injected-file-content-bytes <injected-file-content-bytes> New value for the "injected-file-content- bytes" quota. --injected-file-path-bytes <injected-file-path-bytes> New value for the "injected-file-path-bytes" quota. --key-pairs <key-pairs> New value for the "key-pairs" quota. --security-groups <security-groups> New value for the "security-groups" quota. --security-group-rules <security-group-rules> New value for the "security-group-rules" quota. --server-groups <server-groups> New value for the "server-groups" quota. --server-group-members <server-group-members> New value for the "server-group-members" quota. --force Whether force update the quota even if the already used and reserved exceeds the new quota

usage: nova rate-limits Print a list of rate limits for a user

usage: nova reboot [--hard] [--poll] <server> Reboot a server. <server> Name or ID of server. --hard Perform a hard reboot (instead of a soft one). --poll Poll until reboot is complete.

usage: nova rebuild [--rebuild-password <rebuild-password>] [--poll] [--minimal] [--preserve-ephemeral] [--name <name>] [--meta <key=value>] [--file <dst-path=src-path>] <server> <image> Shutdown, re-image, and re-boot a server. <server> Name or ID of server. <image> Name or ID of new image. --rebuild-password <rebuild-password> Set the provided password on the rebuild server. --poll Report the server rebuild progress until it completes. --minimal Skips flavor/image lookups when showing servers --preserve-ephemeral Preserve the default ephemeral storage partition on rebuild. --name <name> Name for the new server --meta <key=value> Record arbitrary key/value metadata to /meta.js on the new server. Can be specified multiple times. --file <dst-path=src-path> Store arbitrary files from <src-path> locally to <dst-path> on the new server. You may store up to 5 files.

usage: nova refresh-network <server> Refresh server network information. <server> Name or ID of a server for which the network cache should be refreshed from neutron (Admin only).

usage: nova remove-fixed-ip <server> <address> Remove an IP address from a server. <server> Name or ID of server. <address> IP Address.

usage: nova remove-secgroup <server> <secgroup> Remove a Security Group from a server. <server> Name or ID of server. <secgroup> Name of Security Group.

usage: nova rename <server> <name> Rename a server. <server> Name (old name) or ID of server. <name> New name for the server.

usage: nova rescue <server> Reboots a server into rescue mode, which starts the machine from the initial image, attaching the current boot disk as secondary. <server> Name or ID of server.

usage: nova reset-network <server> Reset network of a server. <server> Name or ID of server.

usage: nova reset-state [--active] <server> [<server> ...] Reset the state of a server. <server> Name or ID of server(s). --active Request the server be reset to "active" state instead of "error" state (the default).

usage: nova resize [--poll] <server> <flavor> Resize a server. <server> Name or ID of server. <flavor> Name or ID of new flavor. --poll Report the server resize progress until it completes.

usage: nova resize-confirm <server> Confirm a previous resize. <server> Name or ID of server.

usage: nova resize-revert <server> Revert a previous resize (and return to the previous VM). <server> Name or ID of server.

usage: nova restore <server> Restore a soft-deleted server. <server> Name or ID of server.

usage: nova resume <server> Resume a server. <server> Name or ID of server.

usage: nova root-password <server> Change the root password for a server. <server> Name or ID of server.

usage: nova scrub <project_id> Delete data associated with the project. <project_id> The ID of the project.

usage: nova secgroup-add-default-rule <ip-proto> <from-port> <to-port> <cidr> Add a rule to the default security group. <ip-proto> IP protocol (icmp, tcp, udp). <from-port> Port at start of range. <to-port> Port at end of range. <cidr> CIDR for address range.

usage: nova secgroup-add-group-rule <secgroup> <source-group> <ip-proto> <from-port> <to-port> Add a source group rule to a security group. <secgroup> ID or name of security group. <source-group> ID or name of source group. <ip-proto> IP protocol (icmp, tcp, udp). <from-port> Port at start of range. <to-port> Port at end of range.

usage: nova secgroup-add-rule <secgroup> <ip-proto> <from-port> <to-port> <cidr> Add a rule to a security group. <secgroup> ID or name of security group. <ip-proto> IP protocol (icmp, tcp, udp). <from-port> Port at start of range. <to-port> Port at end of range. <cidr> CIDR for address range.

usage: nova secgroup-create <name> <description> Create a security group. <name> Name of security group. <description> Description of security group.

usage: nova secgroup-delete <secgroup> Delete a security group. <secgroup> ID or name of security group.

usage: nova secgroup-delete-default-rule <ip-proto> <from-port> <to-port> <cidr> Delete a rule from the default security group. <ip-proto> IP protocol (icmp, tcp, udp). <from-port> Port at start of range. <to-port> Port at end of range. <cidr> CIDR for address range.

usage: nova secgroup-delete-group-rule <secgroup> <source-group> <ip-proto> <from-port> <to-port> Delete a source group rule from a security group. <secgroup> ID or name of security group. <source-group> ID or name of source group. <ip-proto> IP protocol (icmp, tcp, udp). <from-port> Port at start of range. <to-port> Port at end of range.

usage: nova secgroup-delete-rule <secgroup> <ip-proto> <from-port> <to-port> <cidr> Delete a rule from a security group. <secgroup> ID or name of security group. <ip-proto> IP protocol (icmp, tcp, udp). <from-port> Port at start of range. <to-port> Port at end of range. <cidr> CIDR for address range.

usage: nova secgroup-list [--all-tenants [<0|1>]] List security groups for the current tenant. --all-tenants [<0|1>] Display information from all tenants (Admin only).

usage: nova secgroup-list-default-rules List rules for the default security group.

usage: nova secgroup-list-rules <secgroup> List rules for a security group. <secgroup> ID or name of security group.

usage: nova secgroup-update <secgroup> <name> <description> Update a security group. <secgroup> ID or name of security group. <name> Name of security group. <description> Description of security group.

usage: nova server-group-create <name> [<policy> [<policy> ...]] Create a new server group with the specified details. <name> Server group name. <policy> Policies for the server groups ("affinity" or "anti-affinity")

usage: nova server-group-delete <id> [<id> ...] Delete specific server group(s). <id> Unique ID(s) of the server group to delete

usage: nova server-group-get <id> Get a specific server group. <id> Unique ID of the server group to get

usage: nova server-group-list Print a list of all server groups.

usage: nova service-delete <id> Delete the service. <id> Id of service.

usage: nova service-disable [--reason <reason>] <hostname> <binary> Disable the service. <hostname> Name of host. <binary> Service binary. --reason <reason> Reason for disabling service.

usage: nova service-enable <hostname> <binary> Enable the service. <hostname> Name of host. <binary> Service binary.

usage: nova service-list [--host <hostname>] [--binary <binary>] Show a list of all running services. Filter by host & binary. --host <hostname> Name of host. --binary <binary> Service binary.

usage: nova shelve <server> Shelve a server. <server> Name or ID of server.

usage: nova shelve-offload <server> Remove a shelved server from the compute node. <server> Name or ID of server.

usage: nova show [--minimal] <server> Show details about the given server. <server> Name or ID of server. --minimal Skips flavor/image lookups when showing servers

usage: nova ssh [--port PORT] [--address-type ADDRESS_TYPE] [--network <network>] [--ipv6] [--login <login>] [-i IDENTITY] [--extra-opts EXTRA] <server> SSH into a server. <server> Name or ID of server. --port PORT Optional flag to indicate which port to use for ssh. (Default=22) --address-type ADDRESS_TYPE Optional flag to indicate which IP type to use. Possible values includes fixed and floating (the Default). --network <network> Network to use for the ssh. --ipv6 Optional flag to indicate whether to use an IPv6 address attached to a server. (Defaults to IPv4 address) --login <login> Login to use. -i IDENTITY, --identity IDENTITY Private key file, same as the -i option to the ssh command. --extra-opts EXTRA Extra options to pass to ssh. see: man ssh

usage: nova start <server> Start a server. <server> Name or ID of server.

usage: nova stop <server> Stop a server. <server> Name or ID of server.

usage: nova suspend <server> Suspend a server. <server> Name or ID of server.

usage: nova unlock <server> Unlock a server. <server> Name or ID of server.

usage: nova unpause <server> Unpause a server. <server> Name or ID of server.

usage: nova unrescue <server> Restart the server from normal boot disk again. <server> Name or ID of server.

usage: nova unshelve <server> Unshelve a server. <server> Name or ID of server.

usage: nova usage [--start <start>] [--end <end>] [--tenant <tenant-id>] Show usage data for a single tenant. --start <start> Usage range start date ex 2012-01-20 (default: 4 weeks ago) --end <end> Usage range end date, ex 2012-01-20 (default: tomorrow) --tenant <tenant-id> UUID or name of tenant to get usage for.

usage: nova usage-list [--start <start>] [--end <end>] List usage data for all tenants. --start <start> Usage range start date ex 2012-01-20 (default: 4 weeks ago) --end <end> Usage range end date, ex 2012-01-20 (default: tomorrow)

usage: nova version-list List all API versions.

usage: nova volume-attach <server> <volume> [<device>] Attach a volume to a server. <server> Name or ID of server. <volume> ID of the volume to attach. <device> Name of the device e.g. /dev/vdb. Use "auto" for autoassign (if supported)

usage: nova volume-create [--snapshot-id <snapshot-id>] [--image-id <image-id>] [--display-name <display-name>] [--display-description <display-description>] [--volume-type <volume-type>] [--availability-zone <availability-zone>] <size> Add a new volume. <size> Size of volume in GB --snapshot-id <snapshot-id> Optional snapshot id to create the volume from. (Default=None) --image-id <image-id> Optional image id to create the volume from. (Default=None) --display-name <display-name> Optional volume name. (Default=None) --display-description <display-description> Optional volume description. (Default=None) --volume-type <volume-type> Optional volume type. (Default=None) --availability-zone <availability-zone> Optional Availability Zone for volume. (Default=None)

usage: nova volume-delete <volume> [<volume> ...] Remove volume(s). <volume> Name or ID of the volume(s) to delete.

usage: nova volume-detach <server> <volume> Detach a volume from a server. <server> Name or ID of server. <volume> ID of the volume to detach.

usage: nova volume-list [--all-tenants [<0|1>]] List all the volumes. --all-tenants [<0|1>] Display information from all tenants (Admin only).

usage: nova volume-show <volume> Show details about a volume. <volume> Name or ID of the volume.

usage: nova volume-snapshot-create [--force <True|False>] [--display-name <display-name>] [--display-description <display-description>] <volume-id> Add a new snapshot. <volume-id> ID of the volume to snapshot --force <True|False> Optional flag to indicate whether to snapshot a volume even if its attached to a server. (Default=False) --display-name <display-name> Optional snapshot name. (Default=None) --display-description <display-description> Optional snapshot description. (Default=None)

usage: nova volume-snapshot-delete <snapshot> Remove a snapshot. <snapshot> Name or ID of the snapshot to delete.

usage: nova volume-snapshot-list List all the snapshots.

usage: nova volume-snapshot-show <snapshot> Show details about a snapshot. <snapshot> Name or ID of the snapshot.

usage: nova volume-type-create <name> Create a new volume type. <name> Name of the new volume type

usage: nova volume-type-delete <id> Delete a specific volume type. <id> Unique ID of the volume type to delete

usage: nova volume-type-list Print a list of available 'volume types'.

usage: nova volume-update <server> <attachment> <volume> Update volume attachment. <server> Name or ID of server. <attachment> Attachment ID of the volume. <volume> ID of the volume to attach.

usage: nova x509-create-cert [<private-key-filename>] [<x509-cert-filename>] Create x509 cert for a user in tenant. <private-key-filename> Filename for the private key [Default: pk.pem] <x509-cert-filename> Filename for the X.509 certificate [Default: cert.pem]

usage: nova x509-get-root-cert [<filename>] Fetch the x509 root cert. <filename> Filename to write the x509 root cert.