/
servers_client.py
669 lines (559 loc) · 27.1 KB
/
servers_client.py
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# Copyright 2012 IBM Corp.
# Copyright 2013 Hewlett-Packard Development Company, L.P.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import time
import urllib
from lxml import etree
from tempest.common import rest_client
from tempest.common import waiters
from tempest.common import xml_utils
from tempest import config
from tempest import exceptions
from tempest.openstack.common import log as logging
CONF = config.CONF
LOG = logging.getLogger(__name__)
def _translate_ip_xml_json(ip):
"""
Convert the address version to int.
"""
ip = dict(ip)
version = ip.get('version')
if version:
ip['version'] = int(version)
# NOTE(maurosr): just a fast way to avoid the xml version with the
# expanded xml namespace.
type_ns_prefix = ('{http://docs.openstack.org/compute/ext/extended_ips/'
'api/v1.1}type')
mac_ns_prefix = ('{http://docs.openstack.org/compute/ext/extended_ips_mac'
'/api/v1.1}mac_addr')
if type_ns_prefix in ip:
ip['OS-EXT-IPS:type'] = ip.pop(type_ns_prefix)
if mac_ns_prefix in ip:
ip['OS-EXT-IPS-MAC:mac_addr'] = ip.pop(mac_ns_prefix)
return ip
def _translate_network_xml_to_json(network):
return [_translate_ip_xml_json(ip.attrib)
for ip in network.findall('{%s}ip' % xml_utils.XMLNS_11)]
def _translate_addresses_xml_to_json(xml_addresses):
return dict((network.attrib['id'], _translate_network_xml_to_json(network))
for network in xml_addresses.findall('{%s}network' %
xml_utils.XMLNS_11))
def _translate_server_xml_to_json(xml_dom):
"""Convert server XML to server JSON.
The addresses collection does not convert well by the dumb xml_to_json.
This method does some pre and post-processing to deal with that.
Translate XML addresses subtree to JSON.
Having xml_doc similar to
<api:server xmlns:api="http://docs.openstack.org/compute/api/v1.1">
<api:addresses>
<api:network id="foo_novanetwork">
<api:ip version="4" addr="192.168.0.4"/>
</api:network>
<api:network id="bar_novanetwork">
<api:ip version="4" addr="10.1.0.4"/>
<api:ip version="6" addr="2001:0:0:1:2:3:4:5"/>
</api:network>
</api:addresses>
</api:server>
the _translate_server_xml_to_json(etree.fromstring(xml_doc)) should produce
something like
{'addresses': {'bar_novanetwork': [{'addr': '10.1.0.4', 'version': 4},
{'addr': '2001:0:0:1:2:3:4:5',
'version': 6}],
'foo_novanetwork': [{'addr': '192.168.0.4', 'version': 4}]}}
"""
nsmap = {'api': xml_utils.XMLNS_11}
addresses = xml_dom.xpath('/api:server/api:addresses', namespaces=nsmap)
if addresses:
if len(addresses) > 1:
raise ValueError('Expected only single `addresses` element.')
json_addresses = _translate_addresses_xml_to_json(addresses[0])
json = xml_utils.xml_to_json(xml_dom)
json['addresses'] = json_addresses
else:
json = xml_utils.xml_to_json(xml_dom)
diskConfig = ('{http://docs.openstack.org'
'/compute/ext/disk_config/api/v1.1}diskConfig')
terminated_at = ('{http://docs.openstack.org/'
'compute/ext/server_usage/api/v1.1}terminated_at')
launched_at = ('{http://docs.openstack.org'
'/compute/ext/server_usage/api/v1.1}launched_at')
power_state = ('{http://docs.openstack.org'
'/compute/ext/extended_status/api/v1.1}power_state')
availability_zone = ('{http://docs.openstack.org'
'/compute/ext/extended_availability_zone/api/v2}'
'availability_zone')
vm_state = ('{http://docs.openstack.org'
'/compute/ext/extended_status/api/v1.1}vm_state')
task_state = ('{http://docs.openstack.org'
'/compute/ext/extended_status/api/v1.1}task_state')
if 'tenantId' in json:
json['tenant_id'] = json.pop('tenantId')
if 'userId' in json:
json['user_id'] = json.pop('userId')
if diskConfig in json:
json['OS-DCF:diskConfig'] = json.pop(diskConfig)
if terminated_at in json:
json['OS-SRV-USG:terminated_at'] = json.pop(terminated_at)
if launched_at in json:
json['OS-SRV-USG:launched_at'] = json.pop(launched_at)
if power_state in json:
json['OS-EXT-STS:power_state'] = json.pop(power_state)
if availability_zone in json:
json['OS-EXT-AZ:availability_zone'] = json.pop(availability_zone)
if vm_state in json:
json['OS-EXT-STS:vm_state'] = json.pop(vm_state)
if task_state in json:
json['OS-EXT-STS:task_state'] = json.pop(task_state)
return json
class ServersClientXML(rest_client.RestClient):
TYPE = "xml"
def __init__(self, auth_provider):
super(ServersClientXML, self).__init__(auth_provider)
self.service = CONF.compute.catalog_type
def _parse_key_value(self, node):
"""Parse <foo key='key'>value</foo> data into {'key': 'value'}."""
data = {}
for node in node.getchildren():
data[node.get('key')] = node.text
return data
def _parse_links(self, node, json):
del json['link']
json['links'] = []
for linknode in node.findall('{http://www.w3.org/2005/Atom}link'):
json['links'].append(xml_utils.xml_to_json(linknode))
def _parse_server(self, body):
json = _translate_server_xml_to_json(body)
if 'metadata' in json and json['metadata']:
# NOTE(danms): if there was metadata, we need to re-parse
# that as a special type
metadata_tag = body.find('{%s}metadata' % xml_utils.XMLNS_11)
json["metadata"] = self._parse_key_value(metadata_tag)
if 'link' in json:
self._parse_links(body, json)
for sub in ['image', 'flavor']:
if sub in json and 'link' in json[sub]:
self._parse_links(body, json[sub])
return json
def _parse_xml_virtual_interfaces(self, xml_dom):
"""
Return server's virtual interfaces XML as JSON.
"""
data = {"virtual_interfaces": []}
for iface in xml_dom.getchildren():
data["virtual_interfaces"].append(
{"id": iface.get("id"),
"mac_address": iface.get("mac_address")})
return data
def get_server(self, server_id):
"""Returns the details of an existing server."""
resp, body = self.get("servers/%s" % str(server_id))
server = self._parse_server(etree.fromstring(body))
return resp, server
def migrate_server(self, server_id, **kwargs):
"""Migrates the given server ."""
return self.action(server_id, 'migrate', None, **kwargs)
def lock_server(self, server_id, **kwargs):
"""Locks the given server."""
return self.action(server_id, 'lock', None, **kwargs)
def unlock_server(self, server_id, **kwargs):
"""Unlocks the given server."""
return self.action(server_id, 'unlock', None, **kwargs)
def suspend_server(self, server_id, **kwargs):
"""Suspends the provided server."""
return self.action(server_id, 'suspend', None, **kwargs)
def resume_server(self, server_id, **kwargs):
"""Un-suspends the provided server."""
return self.action(server_id, 'resume', None, **kwargs)
def pause_server(self, server_id, **kwargs):
"""Pauses the provided server."""
return self.action(server_id, 'pause', None, **kwargs)
def unpause_server(self, server_id, **kwargs):
"""Un-pauses the provided server."""
return self.action(server_id, 'unpause', None, **kwargs)
def shelve_server(self, server_id, **kwargs):
"""Shelves the provided server."""
return self.action(server_id, 'shelve', None, **kwargs)
def unshelve_server(self, server_id, **kwargs):
"""Un-shelves the provided server."""
return self.action(server_id, 'unshelve', None, **kwargs)
def shelve_offload_server(self, server_id, **kwargs):
"""Shelve-offload the provided server."""
return self.action(server_id, 'shelveOffload', None, **kwargs)
def reset_state(self, server_id, state='error'):
"""Resets the state of a server to active/error."""
return self.action(server_id, 'os-resetState', None, state=state)
def delete_server(self, server_id):
"""Deletes the given server."""
return self.delete("servers/%s" % str(server_id))
def _parse_array(self, node):
array = []
for child in node.getchildren():
array.append(xml_utils.xml_to_json(child))
return array
def _parse_server_array(self, node):
array = []
for child in node.getchildren():
array.append(self._parse_server(child))
return array
def list_servers(self, params=None):
url = 'servers'
if params:
url += '?%s' % urllib.urlencode(params)
resp, body = self.get(url)
servers = self._parse_server_array(etree.fromstring(body))
return resp, {"servers": servers}
def list_servers_with_detail(self, params=None):
url = 'servers/detail'
if params:
url += '?%s' % urllib.urlencode(params)
resp, body = self.get(url)
servers = self._parse_server_array(etree.fromstring(body))
return resp, {"servers": servers}
def update_server(self, server_id, name=None, meta=None, accessIPv4=None,
accessIPv6=None, disk_config=None):
doc = xml_utils.Document()
server = xml_utils.Element("server")
doc.append(server)
if name is not None:
server.add_attr("name", name)
if accessIPv4 is not None:
server.add_attr("accessIPv4", accessIPv4)
if accessIPv6 is not None:
server.add_attr("accessIPv6", accessIPv6)
if disk_config is not None:
server.add_attr('xmlns:OS-DCF', "http://docs.openstack.org/"
"compute/ext/disk_config/api/v1.1")
server.add_attr("OS-DCF:diskConfig", disk_config)
if meta is not None:
metadata = xml_utils.Element("metadata")
server.append(metadata)
for k, v in meta:
meta = xml_utils.Element("meta", key=k)
meta.append(xml_utils.Text(v))
metadata.append(meta)
resp, body = self.put('servers/%s' % str(server_id), str(doc))
return resp, xml_utils.xml_to_json(etree.fromstring(body))
def create_server(self, name, image_ref, flavor_ref, **kwargs):
"""
Creates an instance of a server.
name (Required): The name of the server.
image_ref (Required): Reference to the image used to build the server.
flavor_ref (Required): The flavor used to build the server.
Following optional keyword arguments are accepted:
adminPass: Sets the initial root password.
key_name: Key name of keypair that was created earlier.
meta: A dictionary of values to be used as metadata.
personality: A list of dictionaries for files to be injected into
the server.
security_groups: A list of security group dicts.
networks: A list of network dicts with UUID and fixed_ip.
user_data: User data for instance.
availability_zone: Availability zone in which to launch instance.
accessIPv4: The IPv4 access address for the server.
accessIPv6: The IPv6 access address for the server.
min_count: Count of minimum number of instances to launch.
max_count: Count of maximum number of instances to launch.
disk_config: Determines if user or admin controls disk configuration.
block_device_mapping: Block device mapping for the server.
"""
server = xml_utils.Element("server",
xmlns=xml_utils.XMLNS_11,
imageRef=image_ref,
flavorRef=flavor_ref,
name=name)
for attr in ["adminPass", "accessIPv4", "accessIPv6", "key_name",
"user_data", "availability_zone", "min_count",
"max_count", "return_reservation_id",
"block_device_mapping"]:
if attr in kwargs:
server.add_attr(attr, kwargs[attr])
if 'disk_config' in kwargs:
server.add_attr('xmlns:OS-DCF', "http://docs.openstack.org/"
"compute/ext/disk_config/api/v1.1")
server.add_attr('OS-DCF:diskConfig', kwargs['disk_config'])
if 'security_groups' in kwargs:
secgroups = xml_utils.Element("security_groups")
server.append(secgroups)
for secgroup in kwargs['security_groups']:
s = xml_utils.Element("security_group", name=secgroup['name'])
secgroups.append(s)
if 'networks' in kwargs:
networks = xml_utils.Element("networks")
server.append(networks)
for network in kwargs['networks']:
s = xml_utils.Element("network", uuid=network['uuid'],
fixed_ip=network['fixed_ip'])
networks.append(s)
if 'meta' in kwargs:
metadata = xml_utils.Element("metadata")
server.append(metadata)
for k, v in kwargs['meta'].items():
meta = xml_utils.Element("meta", key=k)
meta.append(xml_utils.Text(v))
metadata.append(meta)
if 'personality' in kwargs:
personality = xml_utils.Element('personality')
server.append(personality)
for k in kwargs['personality']:
temp = xml_utils.Element('file', path=k['path'])
temp.append(xml_utils.Text(k['contents']))
personality.append(temp)
if 'sched_hints' in kwargs:
sched_hints = kwargs.get('sched_hints')
hints = xml_utils.Element("os:scheduler_hints")
hints.add_attr('xmlns:os', xml_utils.XMLNS_11)
for attr in sched_hints:
p1 = xml_utils.Element(attr)
p1.append(sched_hints[attr])
hints.append(p1)
server.append(hints)
resp, body = self.post('servers', str(xml_utils.Document(server)))
server = self._parse_server(etree.fromstring(body))
return resp, server
def wait_for_server_status(self, server_id, status, extra_timeout=0,
raise_on_error=True):
"""Waits for a server to reach a given status."""
return waiters.wait_for_server_status(self, server_id, status,
extra_timeout=extra_timeout,
raise_on_error=raise_on_error)
def wait_for_server_termination(self, server_id, ignore_error=False):
"""Waits for server to reach termination."""
start_time = int(time.time())
while True:
try:
resp, body = self.get_server(server_id)
except exceptions.NotFound:
return
server_status = body['status']
if server_status == 'ERROR' and not ignore_error:
raise exceptions.BuildErrorException(server_id=server_id)
if int(time.time()) - start_time >= self.build_timeout:
raise exceptions.TimeoutException
time.sleep(self.build_interval)
def _parse_network(self, node):
addrs = []
for child in node.getchildren():
addrs.append({'version': int(child.get('version')),
'addr': child.get('addr')})
return {node.get('id'): addrs}
def list_addresses(self, server_id):
"""Lists all addresses for a server."""
resp, body = self.get("servers/%s/ips" % str(server_id))
networks = {}
xml_list = etree.fromstring(body)
for child in xml_list.getchildren():
network = self._parse_network(child)
networks.update(**network)
return resp, networks
def list_addresses_by_network(self, server_id, network_id):
"""Lists all addresses of a specific network type for a server."""
resp, body = self.get("servers/%s/ips/%s" % (str(server_id),
network_id))
network = self._parse_network(etree.fromstring(body))
return resp, network
def action(self, server_id, action_name, response_key, **kwargs):
if 'xmlns' not in kwargs:
kwargs['xmlns'] = xml_utils.XMLNS_11
doc = xml_utils.Document((xml_utils.Element(action_name, **kwargs)))
resp, body = self.post("servers/%s/action" % server_id, str(doc))
if response_key is not None:
body = xml_utils.xml_to_json(etree.fromstring(body))
return resp, body
def create_backup(self, server_id, backup_type, rotation, name):
"""Backup a server instance."""
return self.action(server_id, "createBackup", None,
backup_type=backup_type,
rotation=rotation,
name=name)
def change_password(self, server_id, password):
return self.action(server_id, "changePassword", None,
adminPass=password)
def get_password(self, server_id):
resp, body = self.get("servers/%s/os-server-password" % str(server_id))
body = xml_utils.xml_to_json(etree.fromstring(body))
return resp, body
def delete_password(self, server_id):
"""
Removes the encrypted server password from the metadata server
Note that this does not actually change the instance server
password.
"""
return self.delete("servers/%s/os-server-password" % str(server_id))
def reboot(self, server_id, reboot_type):
return self.action(server_id, "reboot", None, type=reboot_type)
def rebuild(self, server_id, image_ref, **kwargs):
kwargs['imageRef'] = image_ref
if 'disk_config' in kwargs:
kwargs['OS-DCF:diskConfig'] = kwargs['disk_config']
del kwargs['disk_config']
kwargs['xmlns:OS-DCF'] = "http://docs.openstack.org/"\
"compute/ext/disk_config/api/v1.1"
kwargs['xmlns:atom'] = "http://www.w3.org/2005/Atom"
if 'xmlns' not in kwargs:
kwargs['xmlns'] = xml_utils.XMLNS_11
attrs = kwargs.copy()
if 'metadata' in attrs:
del attrs['metadata']
rebuild = xml_utils.Element("rebuild", **attrs)
if 'metadata' in kwargs:
metadata = xml_utils.Element("metadata")
rebuild.append(metadata)
for k, v in kwargs['metadata'].items():
meta = xml_utils.Element("meta", key=k)
meta.append(xml_utils.Text(v))
metadata.append(meta)
resp, body = self.post('servers/%s/action' % server_id,
str(xml_utils.Document(rebuild)))
server = self._parse_server(etree.fromstring(body))
return resp, server
def resize(self, server_id, flavor_ref, **kwargs):
if 'disk_config' in kwargs:
kwargs['OS-DCF:diskConfig'] = kwargs['disk_config']
del kwargs['disk_config']
kwargs['xmlns:OS-DCF'] = "http://docs.openstack.org/"\
"compute/ext/disk_config/api/v1.1"
kwargs['xmlns:atom'] = "http://www.w3.org/2005/Atom"
kwargs['flavorRef'] = flavor_ref
return self.action(server_id, 'resize', None, **kwargs)
def confirm_resize(self, server_id, **kwargs):
return self.action(server_id, 'confirmResize', None, **kwargs)
def revert_resize(self, server_id, **kwargs):
return self.action(server_id, 'revertResize', None, **kwargs)
def stop(self, server_id, **kwargs):
return self.action(server_id, 'os-stop', None, **kwargs)
def start(self, server_id, **kwargs):
return self.action(server_id, 'os-start', None, **kwargs)
def create_image(self, server_id, name):
return self.action(server_id, 'createImage', None, name=name)
def add_security_group(self, server_id, name):
return self.action(server_id, 'addSecurityGroup', None, name=name)
def remove_security_group(self, server_id, name):
return self.action(server_id, 'removeSecurityGroup', None, name=name)
def live_migrate_server(self, server_id, dest_host, use_block_migration):
"""This should be called with administrator privileges ."""
req_body = xml_utils.Element("os-migrateLive",
xmlns=xml_utils.XMLNS_11,
disk_over_commit=False,
block_migration=use_block_migration,
host=dest_host)
resp, body = self.post("servers/%s/action" % str(server_id),
str(xml_utils.Document(req_body)))
return resp, body
def list_server_metadata(self, server_id):
resp, body = self.get("servers/%s/metadata" % str(server_id))
body = self._parse_key_value(etree.fromstring(body))
return resp, body
def set_server_metadata(self, server_id, meta, no_metadata_field=False):
doc = xml_utils.Document()
if not no_metadata_field:
metadata = xml_utils.Element("metadata")
doc.append(metadata)
for k, v in meta.items():
meta_element = xml_utils.Element("meta", key=k)
meta_element.append(xml_utils.Text(v))
metadata.append(meta_element)
resp, body = self.put('servers/%s/metadata' % str(server_id), str(doc))
return resp, xml_utils.xml_to_json(etree.fromstring(body))
def update_server_metadata(self, server_id, meta):
doc = xml_utils.Document()
metadata = xml_utils.Element("metadata")
doc.append(metadata)
for k, v in meta.items():
meta_element = xml_utils.Element("meta", key=k)
meta_element.append(xml_utils.Text(v))
metadata.append(meta_element)
resp, body = self.post("/servers/%s/metadata" % str(server_id),
str(doc))
body = xml_utils.xml_to_json(etree.fromstring(body))
return resp, body
def get_server_metadata_item(self, server_id, key):
resp, body = self.get("servers/%s/metadata/%s" % (str(server_id), key))
return resp, dict([(etree.fromstring(body).attrib['key'],
xml_utils.xml_to_json(etree.fromstring(body)))])
def set_server_metadata_item(self, server_id, key, meta):
doc = xml_utils.Document()
for k, v in meta.items():
meta_element = xml_utils.Element("meta", key=k)
meta_element.append(xml_utils.Text(v))
doc.append(meta_element)
resp, body = self.put('servers/%s/metadata/%s' % (str(server_id), key),
str(doc))
return resp, xml_utils.xml_to_json(etree.fromstring(body))
def delete_server_metadata_item(self, server_id, key):
resp, body = self.delete("servers/%s/metadata/%s" %
(str(server_id), key))
return resp, body
def get_console_output(self, server_id, length):
return self.action(server_id, 'os-getConsoleOutput', 'output',
length=length)
def list_virtual_interfaces(self, server_id):
"""
List the virtual interfaces used in an instance.
"""
resp, body = self.get('/'.join(['servers', server_id,
'os-virtual-interfaces']))
virt_int = self._parse_xml_virtual_interfaces(etree.fromstring(body))
return resp, virt_int
def rescue_server(self, server_id, **kwargs):
"""Rescue the provided server."""
return self.action(server_id, 'rescue', None, **kwargs)
def unrescue_server(self, server_id):
"""Unrescue the provided server."""
return self.action(server_id, 'unrescue', None)
def attach_volume(self, server_id, volume_id, device='/dev/vdz'):
post_body = xml_utils.Element("volumeAttachment", volumeId=volume_id,
device=device)
resp, body = self.post('servers/%s/os-volume_attachments' % server_id,
str(xml_utils.Document(post_body)))
return resp, body
def detach_volume(self, server_id, volume_id):
headers = {'Content-Type': 'application/xml',
'Accept': 'application/xml'}
resp, body = self.delete('servers/%s/os-volume_attachments/%s' %
(server_id, volume_id), headers)
return resp, body
def get_server_diagnostics(self, server_id):
"""Get the usage data for a server."""
resp, body = self.get("servers/%s/diagnostics" % server_id)
body = xml_utils.xml_to_json(etree.fromstring(body))
return resp, body
def list_instance_actions(self, server_id):
"""List the provided server action."""
resp, body = self.get("servers/%s/os-instance-actions" % server_id)
body = self._parse_array(etree.fromstring(body))
return resp, body
def get_instance_action(self, server_id, request_id):
"""Returns the action details of the provided server."""
resp, body = self.get("servers/%s/os-instance-actions/%s" %
(server_id, request_id))
body = xml_utils.xml_to_json(etree.fromstring(body))
return resp, body
def force_delete_server(self, server_id, **kwargs):
"""Force delete a server."""
return self.action(server_id, 'forceDelete', None, **kwargs)
def restore_soft_deleted_server(self, server_id, **kwargs):
"""Restore a soft-deleted server."""
return self.action(server_id, 'restore', None, **kwargs)
def reset_network(self, server_id, **kwargs):
"""Resets the Network of a server"""
return self.action(server_id, 'resetNetwork', None, **kwargs)
def inject_network_info(self, server_id, **kwargs):
"""Inject the Network Info into server"""
return self.action(server_id, 'injectNetworkInfo', None, **kwargs)
def get_vnc_console(self, server_id, console_type):
"""Get URL of VNC console."""
return self.action(server_id, "os-getVNCConsole",
"console", type=console_type)