root / kamaki / clients / compute / __init__.py @ ca5528f1
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# Copyright 2011-2013 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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from kamaki.clients import ClientError |
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from kamaki.clients.compute.rest_api import ComputeRestClient |
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from kamaki.clients.utils import path4url |
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class ComputeClient(ComputeRestClient): |
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"""OpenStack Compute API 1.1 client"""
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def list_servers( |
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self,
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detail=False,
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changes_since=None,
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image=None,
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flavor=None,
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name=None,
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marker=None,
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limit=None,
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status=None,
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host=None,
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response_headers=dict(previous=None, next=None)): |
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"""
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:param detail: if true, append full server details to each item
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:param response_headers: (dict) use it to get previous/next responses
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Keep the existing dict format to actually get the server responses
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Use it with very long lists or with marker
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:returns: list of server ids and names
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"""
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r = self.servers_get(
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detail=bool(detail),
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changes_since=changes_since, |
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image=image, |
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flavor=flavor, |
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name=name, |
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marker=marker, |
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limit=limit, |
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status=status, |
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host=host) |
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['servers'] |
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def get_server_details( |
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self, server_id,
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changes_since=None,
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image=None,
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flavor=None,
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name=None,
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marker=None,
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limit=None,
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status=None,
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host=None,
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response_headers=dict(previous=None, next=None), |
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**kwargs): |
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"""Return detailed info for a server
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:param server_id: integer (int or str)
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:returns: dict with server details
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"""
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r = self.servers_get(
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server_id, |
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changes_since=changes_since, |
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image=image, |
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flavor=flavor, |
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name=name, |
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marker=marker, |
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limit=limit, |
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status=status, |
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host=host, |
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**kwargs) |
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['server'] |
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def create_server( |
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self, name, flavor_id, image_id,
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security_group=None,
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user_data=None,
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availability_zone=None,
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metadata=None,
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personality=None,
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response_headers=dict(location=None)): |
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"""Submit request to create a new server
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:param name: (str)
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:param flavor_id: integer id denoting a preset hardware configuration
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:param image_id: (str) id denoting the OS image to run on the VM
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:param metadata: (dict) vm metadata
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:param personality: a list of (file path, file contents) tuples,
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describing files to be injected into VM upon creation.
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:returns: a dict with the new VMs details
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:raises ClientError: wraps request errors
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"""
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req = {'server': {
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'name': name, 'flavorRef': flavor_id, 'imageRef': image_id}} |
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if metadata:
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req['server']['metadata'] = metadata |
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if personality:
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req['server']['personality'] = personality |
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r = self.servers_post(
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json_data=req, |
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security_group=security_group, |
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user_data=user_data, |
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availability_zone=availability_zone) |
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['server'] |
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def update_server_name(self, server_id, new_name): |
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"""Update the name of the server as reported by the API (does not
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modify the hostname used inside the VM)
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:param server_id: integer (str or int)
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:param new_name: (str)
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:returns: (dict) response headers
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"""
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req = {'server': {'name': new_name}} |
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r = self.servers_put(server_id, json_data=req)
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return r.headers
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def delete_server(self, server_id): |
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"""Submit a deletion request for a server specified by id
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:param server_id: integer (str or int)
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:returns: (dict) response headers
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"""
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r = self.servers_delete(server_id)
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return r.headers
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def change_admin_password(self, server_id, new_password): |
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"""
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:param server_id: (int)
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:param new_password: (str)
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"""
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req = {"changePassword": {"adminPass": new_password}} |
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r = self.servers_action_post(server_id, json_data=req)
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return r.headers
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def rebuild_server(self, server_id, response_headers=dict(location=None)): |
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"""OS"""
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server = self.get_server_details(server_id)
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r = self.servers_action_post(
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server_id, json_data=dict(rebuild=server['server'])) |
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['server'] |
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def reboot_server(self, server_id, hard=False): |
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"""
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:param server_id: integer (str or int)
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:param hard: perform a hard reboot if true, soft reboot otherwise
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"""
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req = {'reboot': {'type': 'HARD' if hard else 'SOFT'}} |
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r = self.servers_action_post(server_id, json_data=req)
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return r.headers
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def resize_server(self, server_id, flavor_id): |
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"""
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:param server_id: (str)
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:param flavor_id: (int)
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:returns: (dict) request headers
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"""
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req = {'resize': {'flavorRef': flavor_id}} |
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r = self.servers_action_post(server_id, json_data=req)
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return r.headers
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def confirm_resize_server(self, server_id): |
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"""OS"""
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r = self.servers_action_post(
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server_id, json_data=dict(confirmResize=None)) |
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return r.headers
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def revert_resize_server(self, server_id): |
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"""OS"""
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r = self.servers_action_post(
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server_id, json_data=dict(revertResize=None)) |
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return r.headers
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def create_server_image(self, server_id, image_name, **metadata): |
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"""OpenStack method for taking snapshots"""
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req = dict(createImage=dict(name=image_name, metadata=metadata)) |
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r = self.servers_action_post(server_id, json_data=req)
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return r.headers['location'] |
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def start_server(self, server_id): |
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"""OS Extentions"""
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req = {'os-start': None} |
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r = self.servers_action_post(server_id, json_data=req, success=202) |
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return r.headers
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def shutdown_server(self, server_id): |
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"""OS Extentions"""
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req = {'os-stop': None} |
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r = self.servers_action_post(server_id, json_data=req, success=202) |
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return r.headers
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def get_server_metadata(self, server_id, key='', response_headers=dict( |
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previous=None, next=None)): |
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"""
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:param server_id: integer (str or int)
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:param key: (str) the metadatum key (all metadata if not given)
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:returns: a key:val dict of requests metadata
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"""
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r = self.servers_metadata_get(server_id, key)
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['meta' if key else 'metadata'] |
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def create_server_metadata(self, server_id, key, val): |
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"""
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:param server_id: integer (str or int)
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:param key: (str)
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:param val: (str)
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:returns: dict of updated key:val metadata
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"""
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req = {'meta': {key: val}}
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r = self.servers_metadata_put(
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server_id, key, json_data=req, success=201)
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return r.json['meta'] |
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def update_server_metadata( |
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self, server_id,
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response_headers=dict(previous=None, next=None), **metadata): |
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"""
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:param server_id: integer (str or int)
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:param metadata: dict of key:val metadata
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:returns: dict of updated key:val metadata
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"""
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req = {'metadata': metadata}
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r = self.servers_metadata_post(server_id, json_data=req, success=201) |
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['metadata'] |
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def delete_server_metadata(self, server_id, key): |
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"""
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:param server_id: integer (str or int)
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:param key: (str) the meta key
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:returns: (dict) response headers
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"""
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r = self.servers_metadata_delete(server_id, key)
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return r.headers
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def list_flavors(self, detail=False, response_headers=dict( |
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previous=None, next=None)): |
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"""
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:param detail: (bool) detailed flavor info if set, short if not
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:returns: (list) flavor info
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"""
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r = self.flavors_get(detail=bool(detail)) |
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['flavors'] |
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def get_flavor_details(self, flavor_id): |
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"""
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:param flavor_id: integer (str or int)
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:returns: dict
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"""
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r = self.flavors_get(flavor_id)
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return r.json['flavor'] |
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def list_images(self, detail=False, response_headers=dict( |
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next=None, previous=None)): |
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"""
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:param detail: (bool) detailed info if set, short if not
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:returns: dict id,name + full info if detail
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"""
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r = self.images_get(detail=bool(detail)) |
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['images'] |
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def get_image_details(self, image_id, **kwargs): |
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"""
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:param image_id: integer (str or int)
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:returns: dict
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:raises ClientError: 404 if image not available
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"""
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r = self.images_get(image_id, **kwargs)
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try:
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return r.json['image'] |
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except KeyError: |
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raise ClientError('Image not available', 404, details=[ |
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'Image %d not found or not accessible'])
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def delete_image(self, image_id): |
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"""
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:param image_id: (str)
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"""
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r = self.images_delete(image_id)
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return r.headers
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def get_image_metadata(self, image_id, key='', response_headers=dict( |
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previous=None, next=None)): |
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"""
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:param image_id: (str)
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:param key: (str) the metadatum key
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:returns (dict) metadata if key not set, specific metadatum otherwise
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"""
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r = self.images_metadata_get(image_id, key)
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['meta' if key else 'metadata'] |
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# def create_image_metadata(self, image_id, key, val):
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# """
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# :param image_id: integer (str or int)
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# :param key: (str) metadatum key
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# :param val: (str) metadatum value
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# :returns: (dict) updated metadata
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# """
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# req = {'meta': {key: val}}
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# r = self.images_metadata_put(image_id, key, json_data=req)
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# return r.json['meta']
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def update_image_metadata( |
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self, image_id,
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response_headers=dict(previous=None, next=None), **metadata): |
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"""
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:param image_id: (str)
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:param metadata: dict
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:returns: updated metadata
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"""
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req = {'metadata': metadata}
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r = self.images_metadata_post(image_id, json_data=req)
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for k, v in response_headers.items(): |
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response_headers[k] = r.headers.get(k, v) |
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return r.json['metadata'] |
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def delete_image_metadata(self, image_id, key): |
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"""
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:param image_id: (str)
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:param key: (str) metadatum key
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:returns: (dict) response headers
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"""
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r = self.images_metadata_delete(image_id, key)
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return r.headers
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def get_floating_ip_pools(self, tenant_id): |
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"""
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:param tenant_id: (str)
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:returns: (dict) {floating_ip_pools:[{name: ...}, ...]}
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"""
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r = self.floating_ip_pools_get(tenant_id)
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return r.json
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def get_floating_ips(self, tenant_id): |
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"""
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:param tenant_id: (str)
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:returns: (dict) {floating_ips:[
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{fixed_ip: ..., id: ..., instance_id: ..., ip: ..., pool: ...},
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... ]}
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"""
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r = self.floating_ips_get(tenant_id)
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return r.json
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def alloc_floating_ip(self, tenant_id, pool=None): |
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"""
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:param tenant_id: (str)
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:param pool: (str) pool of ips to allocate from
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:returns: (dict) {fixed_ip: . id: . instance_id: . ip: . pool: .}
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"""
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json_data = dict(pool=pool) if pool else dict() |
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r = self.floating_ips_post(tenant_id, json_data)
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return r.json['floating_ip'] |
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def get_floating_ip(self, tenant_id, fip_id=None): |
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"""
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:param tenant_id: (str)
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:param fip_id: (str) floating ip id (if None, all ips are returned)
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:returns: (list) [
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{fixed_ip: ..., id: ..., instance_id: ..., ip: ..., pool: ...},
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... ]
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"""
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r = self.floating_ips_get(tenant_id, fip_id)
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return r.json['floating_ips'] |
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def delete_floating_ip(self, tenant_id, fip_id=None): |
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"""
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:param tenant_id: (str)
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:param fip_id: (str) floating ip id (if None, all ips are deleted)
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:returns: (dict) request headers
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"""
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r = self.floating_ips_delete(tenant_id, fip_id)
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return r.headers
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