salt/modules/libcloud_compute.py
# -*- coding: utf-8 -*-
'''
Apache Libcloud Compute Management
==================================
Connection module for Apache Libcloud Compute management for a full list
of supported clouds, see http://libcloud.readthedocs.io/en/latest/compute/supported_providers.html
Clouds include Amazon EC2, Azure, Google GCE, VMware, OpenStack Nova
.. versionadded:: 2018.3.0
:configuration:
This module uses a configuration profile for one or multiple cloud providers
.. code-block:: yaml
libcloud_compute:
profile_test1:
driver: google
key: service-account@googlecloud.net
secret: /path/to.key.json
profile_test2:
driver: arm
key: 12345
secret: mysecret
:depends: apache-libcloud
'''
# keep lint from choking on _get_conn and _cache_id
#pylint: disable=E0602
from __future__ import absolute_import, unicode_literals, print_function
# Import Python libs
import logging
import os.path
# Import salt libs
import salt.utils.args
import salt.utils.compat
from salt.utils.versions import LooseVersion as _LooseVersion
from salt.ext import six
log = logging.getLogger(__name__)
# Import third party libs
REQUIRED_LIBCLOUD_VERSION = '2.0.0'
try:
#pylint: disable=unused-import
import libcloud
from libcloud.compute.providers import get_driver
from libcloud.compute.base import Node
#pylint: enable=unused-import
if hasattr(libcloud, '__version__') and _LooseVersion(libcloud.__version__) < _LooseVersion(REQUIRED_LIBCLOUD_VERSION):
raise ImportError()
logging.getLogger('libcloud').setLevel(logging.CRITICAL)
HAS_LIBCLOUD = True
except ImportError:
HAS_LIBCLOUD = False
def __virtual__():
'''
Only load if libcloud libraries exist.
'''
if not HAS_LIBCLOUD:
msg = ('A apache-libcloud library with version at least {0} was not '
'found').format(REQUIRED_LIBCLOUD_VERSION)
return (False, msg)
return True
def __init__(opts):
salt.utils.compat.pack_dunder(__name__)
def _get_driver(profile):
config = __salt__['config.option']('libcloud_compute')[profile]
cls = get_driver(config['driver'])
args = config.copy()
del args['driver']
args['key'] = config.get('key')
args['secret'] = config.get('secret', None)
if args['secret'] is None:
del args['secret']
args['secure'] = config.get('secure', True)
args['host'] = config.get('host', None)
args['port'] = config.get('port', None)
return cls(**args)
def list_nodes(profile, **libcloud_kwargs):
'''
Return a list of nodes
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's list_nodes method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.list_nodes profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
nodes = conn.list_nodes(**libcloud_kwargs)
ret = []
for node in nodes:
ret.append(_simple_node(node))
return ret
def list_sizes(profile, location_id=None, **libcloud_kwargs):
'''
Return a list of node sizes
:param profile: The profile key
:type profile: ``str``
:param location_id: The location key, from list_locations
:type location_id: ``str``
:param libcloud_kwargs: Extra arguments for the driver's list_sizes method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.list_sizes profile1
salt myminion libcloud_compute.list_sizes profile1 us-east1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
if location_id is not None:
locations = [loc for loc in conn.list_locations() if loc.id == location_id]
if not locations:
raise ValueError("Location not found")
else:
sizes = conn.list_sizes(location=locations[0], **libcloud_kwargs)
else:
sizes = conn.list_sizes(**libcloud_kwargs)
ret = []
for size in sizes:
ret.append(_simple_size(size))
return ret
def list_locations(profile, **libcloud_kwargs):
'''
Return a list of locations for this cloud
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's list_locations method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.list_locations profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
locations = conn.list_locations(**libcloud_kwargs)
ret = []
for loc in locations:
ret.append(_simple_location(loc))
return ret
def reboot_node(node_id, profile, **libcloud_kwargs):
'''
Reboot a node in the cloud
:param node_id: Unique ID of the node to reboot
:type node_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's reboot_node method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.reboot_node as-2346 profile1
'''
conn = _get_driver(profile=profile)
node = _get_by_id(conn.list_nodes(**libcloud_kwargs), node_id)
return conn.reboot_node(node, **libcloud_kwargs)
def destroy_node(node_id, profile, **libcloud_kwargs):
'''
Destroy a node in the cloud
:param node_id: Unique ID of the node to destroy
:type node_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's destroy_node method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.destry_node as-2346 profile1
'''
conn = _get_driver(profile=profile)
node = _get_by_id(conn.list_nodes(**libcloud_kwargs), node_id)
return conn.destroy_node(node, **libcloud_kwargs)
def list_volumes(profile, **libcloud_kwargs):
'''
Return a list of storage volumes for this cloud
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's list_volumes method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.list_volumes profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
volumes = conn.list_volumes(**libcloud_kwargs)
ret = []
for volume in volumes:
ret.append(_simple_volume(volume))
return ret
def list_volume_snapshots(volume_id, profile, **libcloud_kwargs):
'''
Return a list of storage volumes snapshots for this cloud
:param volume_id: The volume identifier
:type volume_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's list_volume_snapshots method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.list_volume_snapshots vol1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
volume = _get_by_id(conn.list_volumes(), volume_id)
snapshots = conn.list_volume_snapshots(volume, **libcloud_kwargs)
ret = []
for snapshot in snapshots:
ret.append(_simple_volume_snapshot(snapshot))
return ret
def create_volume(size, name, profile, location_id=None, **libcloud_kwargs):
'''
Create a storage volume
:param size: Size of volume in gigabytes (required)
:type size: ``int``
:param name: Name of the volume to be created
:type name: ``str``
:param location_id: Which data center to create a volume in. If
empty, undefined behavior will be selected.
(optional)
:type location_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's list_volumes method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.create_volume 1000 vol1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
if location_id is not None:
location = _get_by_id(conn.list_locations(), location_id)
else:
location = None
# TODO : Support creating from volume snapshot
volume = conn.create_volume(size, name, location, snapshot=None, **libcloud_kwargs)
return _simple_volume(volume)
def create_volume_snapshot(volume_id, profile, name=None, **libcloud_kwargs):
'''
Create a storage volume snapshot
:param volume_id: Volume ID from which to create the new
snapshot.
:type volume_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param name: Name of the snapshot to be created (optional)
:type name: ``str``
:param libcloud_kwargs: Extra arguments for the driver's create_volume_snapshot method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.create_volume_snapshot vol1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
volume = _get_by_id(conn.list_volumes(), volume_id)
snapshot = conn.create_volume_snapshot(volume, name=name, **libcloud_kwargs)
return _simple_volume_snapshot(snapshot)
def attach_volume(node_id, volume_id, profile, device=None, **libcloud_kwargs):
'''
Attaches volume to node.
:param node_id: Node ID to target
:type node_id: ``str``
:param volume_id: Volume ID from which to attach
:type volume_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param device: Where the device is exposed, e.g. '/dev/sdb'
:type device: ``str``
:param libcloud_kwargs: Extra arguments for the driver's attach_volume method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.detach_volume vol1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
volume = _get_by_id(conn.list_volumes(), volume_id)
node = _get_by_id(conn.list_nodes(), node_id)
return conn.attach_volume(node, volume, device=device, **libcloud_kwargs)
def detach_volume(volume_id, profile, **libcloud_kwargs):
'''
Detaches a volume from a node.
:param volume_id: Volume ID from which to detach
:type volume_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's detach_volume method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.detach_volume vol1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
volume = _get_by_id(conn.list_volumes(), volume_id)
return conn.detach_volume(volume, **libcloud_kwargs)
def destroy_volume(volume_id, profile, **libcloud_kwargs):
'''
Destroy a volume.
:param volume_id: Volume ID from which to destroy
:type volume_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's destroy_volume method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.destroy_volume vol1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
volume = _get_by_id(conn.list_volumes(), volume_id)
return conn.destroy_volume(volume, **libcloud_kwargs)
def destroy_volume_snapshot(volume_id, snapshot_id, profile, **libcloud_kwargs):
'''
Destroy a volume snapshot.
:param volume_id: Volume ID from which the snapshot belongs
:type volume_id: ``str``
:param snapshot_id: Volume Snapshot ID from which to destroy
:type snapshot_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's destroy_volume_snapshot method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.destroy_volume_snapshot snap1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
volume = _get_by_id(conn.list_volumes(), volume_id)
snapshot = _get_by_id(conn.list_volume_snapshots(volume), snapshot_id)
return conn.destroy_volume_snapshot(snapshot, **libcloud_kwargs)
def list_images(profile, location_id=None, **libcloud_kwargs):
'''
Return a list of images for this cloud
:param profile: The profile key
:type profile: ``str``
:param location_id: The location key, from list_locations
:type location_id: ``str``
:param libcloud_kwargs: Extra arguments for the driver's list_images method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.list_images profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
if location_id is not None:
location = _get_by_id(conn.list_locations(), location_id)
else:
location = None
images = conn.list_images(location=location, **libcloud_kwargs)
ret = []
for image in images:
ret.append(_simple_image(image))
return ret
def create_image(node_id, name, profile, description=None, **libcloud_kwargs):
'''
Create an image from a node
:param node_id: Node to run the task on.
:type node_id: ``str``
:param name: name for new image.
:type name: ``str``
:param profile: The profile key
:type profile: ``str``
:param description: description for new image.
:type description: ``description``
:param libcloud_kwargs: Extra arguments for the driver's create_image method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.create_image server1 my_image profile1
salt myminion libcloud_compute.create_image server1 my_image profile1 description='test image'
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
node = _get_by_id(conn.list_nodes(), node_id)
return _simple_image(conn.create_image(node, name, description=description, **libcloud_kwargs))
def delete_image(image_id, profile, **libcloud_kwargs):
'''
Delete an image of a node
:param image_id: Image to delete
:type image_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's delete_image method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.delete_image image1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
image = _get_by_id(conn.list_images(), image_id)
return conn.delete_image(image, **libcloud_kwargs)
def get_image(image_id, profile, **libcloud_kwargs):
'''
Get an image of a node
:param image_id: Image to fetch
:type image_id: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's delete_image method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.get_image image1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
image = conn.get_image(image_id, **libcloud_kwargs)
return _simple_image(image)
def copy_image(source_region, image_id, name, profile, description=None, **libcloud_kwargs):
'''
Copies an image from a source region to the current region.
:param source_region: Region to copy the node from.
:type source_region: ``str``
:param image_id: Image to copy.
:type image_id: ``str``
:param name: name for new image.
:type name: ``str``
:param profile: The profile key
:type profile: ``str``
:param description: description for new image.
:type name: ``str``
:param libcloud_kwargs: Extra arguments for the driver's copy_image method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.copy_image us-east1 image1 'new image' profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
image = conn.get_image(image_id, **libcloud_kwargs)
new_image = conn.copy_image(source_region, image, name,
description=description, **libcloud_kwargs)
return _simple_image(new_image)
def list_key_pairs(profile, **libcloud_kwargs):
'''
List all the available key pair objects.
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's list_key_pairs method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.list_key_pairs profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
keys = conn.list_key_pairs(**libcloud_kwargs)
ret = []
for key in keys:
ret.append(_simple_key_pair(key))
return ret
def get_key_pair(name, profile, **libcloud_kwargs):
'''
Get a single key pair by name
:param name: Name of the key pair to retrieve.
:type name: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's get_key_pair method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.get_key_pair pair1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
return _simple_key_pair(conn.get_key_pair(name, **libcloud_kwargs))
def create_key_pair(name, profile, **libcloud_kwargs):
'''
Create a single key pair by name
:param name: Name of the key pair to create.
:type name: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's create_key_pair method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.create_key_pair pair1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
return _simple_key_pair(conn.create_key_pair(name, **libcloud_kwargs))
def import_key_pair(name, key, profile, key_type=None, **libcloud_kwargs):
'''
Import a new public key from string or a file path
:param name: Key pair name.
:type name: ``str``
:param key: Public key material, the string or a path to a file
:type key: ``str`` or path ``str``
:param profile: The profile key
:type profile: ``str``
:param key_type: The key pair type, either `FILE` or `STRING`. Will detect if not provided
and assume that if the string is a path to an existing path it is a FILE, else STRING.
:type key_type: ``str``
:param libcloud_kwargs: Extra arguments for the driver's import_key_pair_from_xxx method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.import_key_pair pair1 key_value_data123 profile1
salt myminion libcloud_compute.import_key_pair pair1 /path/to/key profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
if os.path.exists(key) or key_type == 'FILE':
return _simple_key_pair(conn.import_key_pair_from_file(name,
key,
**libcloud_kwargs))
else:
return _simple_key_pair(conn.import_key_pair_from_string(name,
key,
**libcloud_kwargs))
def delete_key_pair(name, profile, **libcloud_kwargs):
'''
Delete a key pair
:param name: Key pair name.
:type name: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's import_key_pair_from_xxx method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.delete_key_pair pair1 profile1
'''
conn = _get_driver(profile=profile)
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
key = conn.get_key_pair(name)
return conn.delete_key_pair(key, **libcloud_kwargs)
def extra(method, profile, **libcloud_kwargs):
'''
Call an extended method on the driver
:param method: Driver's method name
:type method: ``str``
:param profile: The profile key
:type profile: ``str``
:param libcloud_kwargs: Extra arguments for the driver's method
:type libcloud_kwargs: ``dict``
CLI Example:
.. code-block:: bash
salt myminion libcloud_compute.extra ex_get_permissions google container_name=my_container object_name=me.jpg --out=yaml
'''
libcloud_kwargs = salt.utils.args.clean_kwargs(**libcloud_kwargs)
conn = _get_driver(profile=profile)
connection_method = getattr(conn, method)
return connection_method(**libcloud_kwargs)
def _get_by_id(collection, id):
'''
Get item from a list by the id field
'''
matches = [item for item in collection if item.id == id]
if not matches:
raise ValueError('Could not find a matching item')
elif len(matches) > 1:
raise ValueError('The id matched {0} items, not 1'.format(len(matches)))
return matches[0]
def _simple_volume(volume):
return {
'id': volume.id,
'name': volume.name,
'size': volume.size,
'state': volume.state,
'extra': volume.extra
}
def _simple_location(location):
return {
'id': location.id,
'name': location.name,
'country': location.country
}
def _simple_size(size):
return {
'id': size.id,
'name': size.name,
'ram': size.ram,
'disk': size.disk,
'bandwidth': size.bandwidth,
'price': size.price,
'extra': size.extra
}
def _simple_node(node):
return {
'id': node.id,
'name': node.name,
'state': six.text_type(node.state),
'public_ips': node.public_ips,
'private_ips': node.private_ips,
'size': _simple_size(node.size) if node.size else {},
'extra': node.extra
}
def _simple_volume_snapshot(snapshot):
return {
'id': snapshot.id,
'name': snapshot.name if hasattr(snapshot, 'name') else snapshot.id,
'size': snapshot.size,
'extra': snapshot.extra,
'created': snapshot.created,
'state': snapshot.state
}
def _simple_image(image):
return {
'id': image.id,
'name': image.name,
'extra': image.extra,
}
def _simple_key_pair(key):
return {
'name': key.name,
'fingerprint': key.fingerprint,
'public_key': key.public_key,
'private_key': key.private_key,
'extra': key.extra
}