root / snf-cyclades-app / synnefo / api / servers.py @ a6b17d33
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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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import datetime |
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from django import dispatch |
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from django.conf import settings |
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try:
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from django.conf.urls import patterns |
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except ImportError: # Django==1.2 |
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from django.conf.urls.defaults import patterns |
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from django.db import transaction |
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from django.http import HttpResponse |
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from django.template.loader import render_to_string |
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from django.utils import simplejson as json |
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from snf_django.lib import api |
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from snf_django.lib.api import faults, utils |
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from synnefo.api import util |
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from synnefo.api.actions import server_actions |
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from synnefo.db.models import (VirtualMachine, VirtualMachineMetadata, |
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NetworkInterface) |
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from synnefo.logic.backend import (create_instance, delete_instance, |
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process_op_status) |
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from synnefo.logic.utils import get_rsapi_state |
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from synnefo.logic.backend_allocator import BackendAllocator |
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from synnefo import quotas |
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# server creation signal
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server_created = dispatch.Signal(providing_args=["created_vm_params"])
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from logging import getLogger |
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log = getLogger(__name__) |
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urlpatterns = patterns( |
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'synnefo.api.servers',
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(r'^(?:/|.json|.xml)?$', 'demux'), |
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(r'^/detail(?:.json|.xml)?$', 'list_servers', {'detail': True}), |
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(r'^/(\d+)(?:.json|.xml)?$', 'server_demux'), |
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(r'^/(\d+)/action(?:.json|.xml)?$', 'server_action'), |
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(r'^/(\d+)/ips(?:.json|.xml)?$', 'list_addresses'), |
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(r'^/(\d+)/ips/(.+?)(?:.json|.xml)?$', 'list_addresses_by_network'), |
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(r'^/(\d+)/metadata(?:.json|.xml)?$', 'metadata_demux'), |
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(r'^/(\d+)/metadata/(.+?)(?:.json|.xml)?$', 'metadata_item_demux'), |
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(r'^/(\d+)/stats(?:.json|.xml)?$', 'server_stats'), |
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(r'^/(\d+)/diagnostics(?:.json)?$', 'get_server_diagnostics'), |
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) |
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def demux(request): |
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if request.method == 'GET': |
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return list_servers(request)
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elif request.method == 'POST': |
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return create_server(request)
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else:
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return api.api_method_not_allowed(request)
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def server_demux(request, server_id): |
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if request.method == 'GET': |
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return get_server_details(request, server_id)
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elif request.method == 'PUT': |
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return update_server_name(request, server_id)
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elif request.method == 'DELETE': |
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return delete_server(request, server_id)
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else:
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return api.api_method_not_allowed(request)
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def metadata_demux(request, server_id): |
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if request.method == 'GET': |
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return list_metadata(request, server_id)
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elif request.method == 'POST': |
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return update_metadata(request, server_id)
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else:
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return api.api_method_not_allowed(request)
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def metadata_item_demux(request, server_id, key): |
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if request.method == 'GET': |
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return get_metadata_item(request, server_id, key)
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elif request.method == 'PUT': |
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return create_metadata_item(request, server_id, key)
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elif request.method == 'DELETE': |
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return delete_metadata_item(request, server_id, key)
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else:
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return api.api_method_not_allowed(request)
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def nic_to_dict(nic): |
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d = {'id': util.construct_nic_id(nic),
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'network_id': str(nic.network.id), |
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'mac_address': nic.mac,
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'ipv4': nic.ipv4 if nic.ipv4 else None, |
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'ipv6': nic.ipv6 if nic.ipv6 else None} |
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if nic.firewall_profile:
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d['firewallProfile'] = nic.firewall_profile
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return d
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def nics_to_addresses(nics): |
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addresses = {} |
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for nic in nics: |
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net_nics = [] |
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net_nics.append({"version": 4, |
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"addr": nic.ipv4,
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"OS-EXT-IPS:type": "fixed"}) |
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if nic.ipv6:
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net_nics.append({"version": 6, |
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"addr": nic.ipv6,
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"OS-EXT-IPS:type": "fixed"}) |
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addresses[nic.network.id] = net_nics |
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return addresses
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def vm_to_dict(vm, detail=False): |
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d = dict(id=vm.id, name=vm.name)
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d['links'] = util.vm_to_links(vm.id)
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if detail:
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d['user_id'] = vm.userid
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d['tenant_id'] = vm.userid
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d['status'] = get_rsapi_state(vm)
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d['progress'] = 100 if get_rsapi_state(vm) == 'ACTIVE' \ |
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else vm.buildpercentage
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d['hostId'] = vm.hostid
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d['updated'] = utils.isoformat(vm.updated)
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d['created'] = utils.isoformat(vm.created)
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d['flavor'] = {"id": vm.flavor.id, |
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"links": util.flavor_to_links(vm.flavor.id)}
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d['image'] = {"id": vm.imageid, |
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"links": util.image_to_links(vm.imageid)}
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d['suspended'] = vm.suspended
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metadata = dict((m.meta_key, m.meta_value) for m in vm.metadata.all()) |
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d['metadata'] = metadata
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vm_nics = vm.nics.filter(state="ACTIVE").order_by("index") |
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attachments = map(nic_to_dict, vm_nics)
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d['attachments'] = attachments
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d['addresses'] = nics_to_addresses(vm_nics)
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# include the latest vm diagnostic, if set
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diagnostic = vm.get_last_diagnostic() |
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if diagnostic:
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d['diagnostics'] = diagnostics_to_dict([diagnostic])
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else:
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d['diagnostics'] = []
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# Fixed
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d["security_groups"] = [{"name": "default"}] |
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d["key_name"] = None |
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d["config_drive"] = "" |
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d["accessIPv4"] = "" |
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d["accessIPv6"] = "" |
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return d
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def diagnostics_to_dict(diagnostics): |
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"""
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Extract api data from diagnostics QuerySet.
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"""
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entries = list()
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for diagnostic in diagnostics: |
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# format source date if set
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formatted_source_date = None
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if diagnostic.source_date:
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formatted_source_date = utils.isoformat(diagnostic.source_date) |
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entry = { |
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'source': diagnostic.source,
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'created': utils.isoformat(diagnostic.created),
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'message': diagnostic.message,
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'details': diagnostic.details,
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'level': diagnostic.level,
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} |
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if formatted_source_date:
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entry['source_date'] = formatted_source_date
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entries.append(entry) |
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return entries
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def render_server(request, server, status=200): |
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if request.serialization == 'xml': |
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data = render_to_string('server.xml', {
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'server': server,
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'is_root': True}) |
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else:
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data = json.dumps({'server': server})
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return HttpResponse(data, status=status)
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def render_diagnostics(request, diagnostics_dict, status=200): |
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"""
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Render diagnostics dictionary to json response.
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"""
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return HttpResponse(json.dumps(diagnostics_dict), status=status)
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@api.api_method(http_method='GET', user_required=True, logger=log) |
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def get_server_diagnostics(request, server_id): |
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"""
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Virtual machine diagnostics api view.
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"""
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log.debug('server_diagnostics %s', server_id)
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vm = util.get_vm(server_id, request.user_uniq) |
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diagnostics = diagnostics_to_dict(vm.diagnostics.all()) |
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return render_diagnostics(request, diagnostics)
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@api.api_method(http_method='GET', user_required=True, logger=log) |
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def list_servers(request, detail=False): |
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# Normal Response Codes: 200, 203
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# Error Response Codes: computeFault (400, 500),
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# serviceUnavailable (503),
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# unauthorized (401),
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# badRequest (400),
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# overLimit (413)
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log.debug('list_servers detail=%s', detail)
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user_vms = VirtualMachine.objects.filter(userid=request.user_uniq) |
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since = utils.isoparse(request.GET.get('changes-since'))
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if since:
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user_vms = user_vms.filter(updated__gte=since) |
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if not user_vms: |
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return HttpResponse(status=304) |
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else:
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user_vms = user_vms.filter(deleted=False)
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servers = [vm_to_dict(server, detail) |
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for server in user_vms.order_by('id')] |
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if request.serialization == 'xml': |
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data = render_to_string('list_servers.xml', {
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'servers': servers,
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'detail': detail})
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else:
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data = json.dumps({'servers': servers})
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return HttpResponse(data, status=200) |
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@api.api_method(http_method='POST', user_required=True, logger=log) |
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def create_server(request): |
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# Normal Response Code: 202
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# Error Response Codes: computeFault (400, 500),
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# serviceUnavailable (503),
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# unauthorized (401),
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# badMediaType(415),
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# itemNotFound (404),
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# badRequest (400),
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# serverCapacityUnavailable (503),
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# overLimit (413)
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req = utils.get_request_dict(request) |
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log.info('create_server %s', req)
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user_id = request.user_uniq |
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try:
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server = req['server']
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name = server['name']
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metadata = server.get('metadata', {})
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assert isinstance(metadata, dict) |
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image_id = server['imageRef']
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flavor_id = server['flavorRef']
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personality = server.get('personality', [])
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assert isinstance(personality, list) |
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except (KeyError, AssertionError): |
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raise faults.BadRequest("Malformed request") |
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# Verify that personalities are well-formed
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util.verify_personality(personality) |
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# Get image information
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image = util.get_image_dict(image_id, user_id) |
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# Get flavor (ensure it is active)
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flavor = util.get_flavor(flavor_id, include_deleted=False)
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# Generate password
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password = util.random_password() |
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vm = do_create_server(user_id, name, password, flavor, image, |
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metadata=metadata, personality=personality) |
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server = vm_to_dict(vm, detail=True)
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server['status'] = 'BUILD' |
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server['adminPass'] = password
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response = render_server(request, server, status=202)
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return response
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@transaction.commit_manually
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def do_create_server(userid, name, password, flavor, image, metadata={}, |
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personality=[], network=None, backend=None): |
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# Fix flavor for archipelago
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disk_template, provider = util.get_flavor_provider(flavor) |
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if provider:
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flavor.disk_template = disk_template |
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flavor.disk_provider = provider |
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flavor.disk_origin = image['checksum']
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image['backend_id'] = 'null' |
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else:
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flavor.disk_provider = None
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flavor.disk_origin = None
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try:
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if backend is None: |
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# Allocate backend to host the server.
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backend_allocator = BackendAllocator() |
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backend = backend_allocator.allocate(userid, flavor) |
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if backend is None: |
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log.error("No available backend for VM with flavor %s", flavor)
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raise faults.ServiceUnavailable("No available backends") |
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|
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if network is None: |
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# Allocate IP from public network
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(network, address) = util.get_public_ip(backend) |
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nic = {'ip': address, 'network': network.backend_id} |
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else:
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address = util.get_network_free_address(network) |
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|
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# We must save the VM instance now, so that it gets a valid
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# vm.backend_vm_id.
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vm = VirtualMachine.objects.create( |
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name=name, |
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backend=backend, |
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userid=userid, |
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imageid=image["id"],
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flavor=flavor, |
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action="CREATE")
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log.info("Created entry in DB for VM '%s'", vm)
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# Create VM's public NIC. Do not wait notification form ganeti hooks to
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# create this NIC, because if the hooks never run (e.g. building error)
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# the VM's public IP address will never be released!
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NetworkInterface.objects.create(machine=vm, network=network, index=0,
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ipv4=address, state="BUILDING")
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# Also we must create the VM metadata in the same transaction.
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for key, val in metadata.items(): |
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VirtualMachineMetadata.objects.create( |
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meta_key=key, |
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meta_value=val, |
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vm=vm) |
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# Issue commission to Quotaholder and accept it since at the end of
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# this transaction the VirtualMachine object will be created in the DB.
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# Note: the following call does a commit!
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quotas.issue_and_accept_commission(vm) |
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except:
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transaction.rollback() |
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raise
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else:
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transaction.commit() |
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|
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try:
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vm = VirtualMachine.objects.select_for_update().get(id=vm.id) |
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# dispatch server created signal needed to trigger the 'vmapi', which
|
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# enriches the vm object with the 'config_url' attribute which must be
|
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# passed to the Ganeti job.
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server_created.send(sender=vm, created_vm_params={ |
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'img_id': image['backend_id'], |
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'img_passwd': password,
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'img_format': str(image['format']), |
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'img_personality': json.dumps(personality),
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'img_properties': json.dumps(image['metadata']), |
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}) |
403 |
|
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jobID = create_instance(vm, nic, flavor, image) |
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# At this point the job is enqueued in the Ganeti backend
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vm.backendjobid = jobID |
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vm.save() |
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transaction.commit() |
409 |
log.info("User %s created VM %s, NIC %s, Backend %s, JobID %s",
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userid, vm, nic, backend, str(jobID))
|
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except:
|
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# If an exception is raised, then the user will never get the VM id.
|
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# In order to delete it from DB and release it's resources, we
|
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# mock a successful OP_INSTANCE_REMOVE job.
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process_op_status(vm=vm, |
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etime=datetime.datetime.now(), |
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jobid=-0,
|
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opcode="OP_INSTANCE_REMOVE",
|
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status="success",
|
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logmsg="Reconciled eventd: VM creation failed.")
|
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raise
|
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|
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return vm
|
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|
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|
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@api.api_method(http_method='GET', user_required=True, logger=log) |
427 |
def get_server_details(request, server_id): |
428 |
# Normal Response Codes: 200, 203
|
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# Error Response Codes: computeFault (400, 500),
|
430 |
# serviceUnavailable (503),
|
431 |
# unauthorized (401),
|
432 |
# badRequest (400),
|
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# itemNotFound (404),
|
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# overLimit (413)
|
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|
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log.debug('get_server_details %s', server_id)
|
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vm = util.get_vm(server_id, request.user_uniq) |
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server = vm_to_dict(vm, detail=True)
|
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return render_server(request, server)
|
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|
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|
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@api.api_method(http_method='PUT', user_required=True, logger=log) |
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def update_server_name(request, server_id): |
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# Normal Response Code: 204
|
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# Error Response Codes: computeFault (400, 500),
|
446 |
# serviceUnavailable (503),
|
447 |
# unauthorized (401),
|
448 |
# badRequest (400),
|
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# badMediaType(415),
|
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# itemNotFound (404),
|
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# buildInProgress (409),
|
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# overLimit (413)
|
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|
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req = utils.get_request_dict(request) |
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log.info('update_server_name %s %s', server_id, req)
|
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|
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try:
|
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name = req['server']['name'] |
459 |
except (TypeError, KeyError): |
460 |
raise faults.BadRequest("Malformed request") |
461 |
|
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vm = util.get_vm(server_id, request.user_uniq, for_update=True,
|
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non_suspended=True)
|
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vm.name = name |
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vm.save() |
466 |
|
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return HttpResponse(status=204) |
468 |
|
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|
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@api.api_method(http_method='DELETE', user_required=True, logger=log) |
471 |
@transaction.commit_on_success
|
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def delete_server(request, server_id): |
473 |
# Normal Response Codes: 204
|
474 |
# Error Response Codes: computeFault (400, 500),
|
475 |
# serviceUnavailable (503),
|
476 |
# unauthorized (401),
|
477 |
# itemNotFound (404),
|
478 |
# unauthorized (401),
|
479 |
# buildInProgress (409),
|
480 |
# overLimit (413)
|
481 |
|
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log.info('delete_server %s', server_id)
|
483 |
vm = util.get_vm(server_id, request.user_uniq, for_update=True,
|
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non_suspended=True)
|
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start_action(vm, 'DESTROY')
|
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delete_instance(vm) |
487 |
return HttpResponse(status=204) |
488 |
|
489 |
|
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# additional server actions
|
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ARBITRARY_ACTIONS = ['console', 'firewallProfile'] |
492 |
|
493 |
|
494 |
@api.api_method(http_method='POST', user_required=True, logger=log) |
495 |
def server_action(request, server_id): |
496 |
req = utils.get_request_dict(request) |
497 |
log.debug('server_action %s %s', server_id, req)
|
498 |
|
499 |
if len(req) != 1: |
500 |
raise faults.BadRequest("Malformed request") |
501 |
|
502 |
# Do not allow any action on deleted or suspended VMs
|
503 |
vm = util.get_vm(server_id, request.user_uniq, for_update=True,
|
504 |
non_deleted=True, non_suspended=True) |
505 |
|
506 |
try:
|
507 |
key = req.keys()[0]
|
508 |
if key not in ARBITRARY_ACTIONS: |
509 |
start_action(vm, key_to_action(key)) |
510 |
val = req[key] |
511 |
assert isinstance(val, dict) |
512 |
return server_actions[key](request, vm, val)
|
513 |
except KeyError: |
514 |
raise faults.BadRequest("Unknown action") |
515 |
except AssertionError: |
516 |
raise faults.BadRequest("Invalid argument") |
517 |
|
518 |
|
519 |
def key_to_action(key): |
520 |
"""Map HTTP request key to a VM Action"""
|
521 |
if key == "shutdown": |
522 |
return "STOP" |
523 |
if key == "delete": |
524 |
return "DESTROY" |
525 |
if key in ARBITRARY_ACTIONS: |
526 |
return None |
527 |
else:
|
528 |
return key.upper()
|
529 |
|
530 |
|
531 |
def start_action(vm, action): |
532 |
log.debug("Applying action %s to VM %s", action, vm)
|
533 |
if not action: |
534 |
return
|
535 |
|
536 |
if not action in [x[0] for x in VirtualMachine.ACTIONS]: |
537 |
raise faults.ServiceUnavailable("Action %s not supported" % action) |
538 |
|
539 |
# No actions to deleted VMs
|
540 |
if vm.deleted:
|
541 |
raise faults.BadRequest("VirtualMachine has been deleted.") |
542 |
|
543 |
# No actions to machines being built. They may be destroyed, however.
|
544 |
if vm.operstate == 'BUILD' and action != 'DESTROY': |
545 |
raise faults.BuildInProgress("Server is being build.") |
546 |
|
547 |
vm.action = action |
548 |
vm.backendjobid = None
|
549 |
vm.backendopcode = None
|
550 |
vm.backendjobstatus = None
|
551 |
vm.backendlogmsg = None
|
552 |
|
553 |
vm.save() |
554 |
|
555 |
|
556 |
@api.api_method(http_method='GET', user_required=True, logger=log) |
557 |
def list_addresses(request, server_id): |
558 |
# Normal Response Codes: 200, 203
|
559 |
# Error Response Codes: computeFault (400, 500),
|
560 |
# serviceUnavailable (503),
|
561 |
# unauthorized (401),
|
562 |
# badRequest (400),
|
563 |
# overLimit (413)
|
564 |
|
565 |
log.debug('list_addresses %s', server_id)
|
566 |
vm = util.get_vm(server_id, request.user_uniq) |
567 |
attachments = [nic_to_dict(nic) for nic in vm.nics.all()] |
568 |
addresses = nics_to_addresses(vm.nics.all()) |
569 |
|
570 |
if request.serialization == 'xml': |
571 |
data = render_to_string('list_addresses.xml', {'addresses': addresses}) |
572 |
else:
|
573 |
data = json.dumps({'addresses': addresses, 'attachments': attachments}) |
574 |
|
575 |
return HttpResponse(data, status=200) |
576 |
|
577 |
|
578 |
@api.api_method(http_method='GET', user_required=True, logger=log) |
579 |
def list_addresses_by_network(request, server_id, network_id): |
580 |
# Normal Response Codes: 200, 203
|
581 |
# Error Response Codes: computeFault (400, 500),
|
582 |
# serviceUnavailable (503),
|
583 |
# unauthorized (401),
|
584 |
# badRequest (400),
|
585 |
# itemNotFound (404),
|
586 |
# overLimit (413)
|
587 |
|
588 |
log.debug('list_addresses_by_network %s %s', server_id, network_id)
|
589 |
machine = util.get_vm(server_id, request.user_uniq) |
590 |
network = util.get_network(network_id, request.user_uniq) |
591 |
nics = machine.nics.filter(network=network).all() |
592 |
addresses = nics_to_addresses(nics) |
593 |
|
594 |
if request.serialization == 'xml': |
595 |
data = render_to_string('address.xml', {'addresses': addresses}) |
596 |
else:
|
597 |
data = json.dumps({'network': addresses})
|
598 |
|
599 |
return HttpResponse(data, status=200) |
600 |
|
601 |
|
602 |
@api.api_method(http_method='GET', user_required=True, logger=log) |
603 |
def list_metadata(request, server_id): |
604 |
# Normal Response Codes: 200, 203
|
605 |
# Error Response Codes: computeFault (400, 500),
|
606 |
# serviceUnavailable (503),
|
607 |
# unauthorized (401),
|
608 |
# badRequest (400),
|
609 |
# overLimit (413)
|
610 |
|
611 |
log.debug('list_server_metadata %s', server_id)
|
612 |
vm = util.get_vm(server_id, request.user_uniq) |
613 |
metadata = dict((m.meta_key, m.meta_value) for m in vm.metadata.all()) |
614 |
return util.render_metadata(request, metadata, use_values=False, |
615 |
status=200)
|
616 |
|
617 |
|
618 |
@api.api_method(http_method='POST', user_required=True, logger=log) |
619 |
def update_metadata(request, server_id): |
620 |
# Normal Response Code: 201
|
621 |
# Error Response Codes: computeFault (400, 500),
|
622 |
# serviceUnavailable (503),
|
623 |
# unauthorized (401),
|
624 |
# badRequest (400),
|
625 |
# buildInProgress (409),
|
626 |
# badMediaType(415),
|
627 |
# overLimit (413)
|
628 |
|
629 |
req = utils.get_request_dict(request) |
630 |
log.info('update_server_metadata %s %s', server_id, req)
|
631 |
vm = util.get_vm(server_id, request.user_uniq, non_suspended=True)
|
632 |
try:
|
633 |
metadata = req['metadata']
|
634 |
assert isinstance(metadata, dict) |
635 |
except (KeyError, AssertionError): |
636 |
raise faults.BadRequest("Malformed request") |
637 |
|
638 |
for key, val in metadata.items(): |
639 |
meta, created = vm.metadata.get_or_create(meta_key=key) |
640 |
meta.meta_value = val |
641 |
meta.save() |
642 |
|
643 |
vm.save() |
644 |
vm_meta = dict((m.meta_key, m.meta_value) for m in vm.metadata.all()) |
645 |
return util.render_metadata(request, vm_meta, status=201) |
646 |
|
647 |
|
648 |
@api.api_method(http_method='GET', user_required=True, logger=log) |
649 |
def get_metadata_item(request, server_id, key): |
650 |
# Normal Response Codes: 200, 203
|
651 |
# Error Response Codes: computeFault (400, 500),
|
652 |
# serviceUnavailable (503),
|
653 |
# unauthorized (401),
|
654 |
# itemNotFound (404),
|
655 |
# badRequest (400),
|
656 |
# overLimit (413)
|
657 |
|
658 |
log.debug('get_server_metadata_item %s %s', server_id, key)
|
659 |
vm = util.get_vm(server_id, request.user_uniq) |
660 |
meta = util.get_vm_meta(vm, key) |
661 |
d = {meta.meta_key: meta.meta_value} |
662 |
return util.render_meta(request, d, status=200) |
663 |
|
664 |
|
665 |
@api.api_method(http_method='PUT', user_required=True, logger=log) |
666 |
@transaction.commit_on_success
|
667 |
def create_metadata_item(request, server_id, key): |
668 |
# Normal Response Code: 201
|
669 |
# Error Response Codes: computeFault (400, 500),
|
670 |
# serviceUnavailable (503),
|
671 |
# unauthorized (401),
|
672 |
# itemNotFound (404),
|
673 |
# badRequest (400),
|
674 |
# buildInProgress (409),
|
675 |
# badMediaType(415),
|
676 |
# overLimit (413)
|
677 |
|
678 |
req = utils.get_request_dict(request) |
679 |
log.info('create_server_metadata_item %s %s %s', server_id, key, req)
|
680 |
vm = util.get_vm(server_id, request.user_uniq, non_suspended=True)
|
681 |
try:
|
682 |
metadict = req['meta']
|
683 |
assert isinstance(metadict, dict) |
684 |
assert len(metadict) == 1 |
685 |
assert key in metadict |
686 |
except (KeyError, AssertionError): |
687 |
raise faults.BadRequest("Malformed request") |
688 |
|
689 |
meta, created = VirtualMachineMetadata.objects.get_or_create( |
690 |
meta_key=key, |
691 |
vm=vm) |
692 |
|
693 |
meta.meta_value = metadict[key] |
694 |
meta.save() |
695 |
vm.save() |
696 |
d = {meta.meta_key: meta.meta_value} |
697 |
return util.render_meta(request, d, status=201) |
698 |
|
699 |
|
700 |
@api.api_method(http_method='DELETE', user_required=True, logger=log) |
701 |
@transaction.commit_on_success
|
702 |
def delete_metadata_item(request, server_id, key): |
703 |
# Normal Response Code: 204
|
704 |
# Error Response Codes: computeFault (400, 500),
|
705 |
# serviceUnavailable (503),
|
706 |
# unauthorized (401),
|
707 |
# itemNotFound (404),
|
708 |
# badRequest (400),
|
709 |
# buildInProgress (409),
|
710 |
# badMediaType(415),
|
711 |
# overLimit (413),
|
712 |
|
713 |
log.info('delete_server_metadata_item %s %s', server_id, key)
|
714 |
vm = util.get_vm(server_id, request.user_uniq, non_suspended=True)
|
715 |
meta = util.get_vm_meta(vm, key) |
716 |
meta.delete() |
717 |
vm.save() |
718 |
return HttpResponse(status=204) |
719 |
|
720 |
|
721 |
@api.api_method(http_method='GET', user_required=True, logger=log) |
722 |
def server_stats(request, server_id): |
723 |
# Normal Response Codes: 200
|
724 |
# Error Response Codes: computeFault (400, 500),
|
725 |
# serviceUnavailable (503),
|
726 |
# unauthorized (401),
|
727 |
# badRequest (400),
|
728 |
# itemNotFound (404),
|
729 |
# overLimit (413)
|
730 |
|
731 |
log.debug('server_stats %s', server_id)
|
732 |
vm = util.get_vm(server_id, request.user_uniq) |
733 |
#secret = util.encrypt(vm.backend_vm_id)
|
734 |
secret = vm.backend_vm_id # XXX disable backend id encryption
|
735 |
|
736 |
stats = { |
737 |
'serverRef': vm.id,
|
738 |
'refresh': settings.STATS_REFRESH_PERIOD,
|
739 |
'cpuBar': settings.CPU_BAR_GRAPH_URL % secret,
|
740 |
'cpuTimeSeries': settings.CPU_TIMESERIES_GRAPH_URL % secret,
|
741 |
'netBar': settings.NET_BAR_GRAPH_URL % secret,
|
742 |
'netTimeSeries': settings.NET_TIMESERIES_GRAPH_URL % secret}
|
743 |
|
744 |
if request.serialization == 'xml': |
745 |
data = render_to_string('server_stats.xml', stats)
|
746 |
else:
|
747 |
data = json.dumps({'stats': stats})
|
748 |
|
749 |
return HttpResponse(data, status=200) |