Revision d8e50a39 api/servers.py
| b/api/servers.py | ||
|---|---|---|
| 2 | 2 |
# Copyright (c) 2010 Greek Research and Technology Network |
| 3 | 3 |
# |
| 4 | 4 |
|
| 5 |
from logging import getLogger |
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| 6 |
|
|
| 7 | 5 |
from django.conf import settings |
| 8 |
from django.conf.urls.defaults import *
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|
| 6 |
from django.conf.urls.defaults import patterns
|
|
| 9 | 7 |
from django.http import HttpResponse |
| 10 | 8 |
from django.template.loader import render_to_string |
| 11 | 9 |
from django.utils import simplejson as json |
| 12 | 10 |
|
| 13 | 11 |
from synnefo.api.actions import server_actions |
| 14 |
from synnefo.api.errors import * |
|
| 12 |
from synnefo.api.common import method_not_allowed |
|
| 13 |
from synnefo.api.faults import BadRequest, ItemNotFound |
|
| 15 | 14 |
from synnefo.api.util import * |
| 16 |
from synnefo.db.models import * |
|
| 15 |
from synnefo.db.models import Image, Flavor, VirtualMachine, VirtualMachineMetadata |
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| 16 |
from synnefo.logic.utils import get_rsapi_state |
|
| 17 | 17 |
from synnefo.util.rapi import GanetiRapiClient |
| 18 |
from synnefo.logic import backend, utils |
|
| 18 |
from synnefo.logic import backend |
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| 19 |
|
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| 20 |
import logging |
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| 19 | 22 |
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| 20 |
log = getLogger('synnefo.api.servers')
|
|
| 21 | 23 |
rapi = GanetiRapiClient(*settings.GANETI_CLUSTER_INFO) |
| 22 | 24 |
|
| 23 | 25 |
urlpatterns = patterns('synnefo.api.servers',
|
| ... | ... | |
| 27 | 29 |
(r'^/(\d+)/action(?:.json|.xml)?$', 'server_action'), |
| 28 | 30 |
(r'^/(\d+)/ips(?:.json|.xml)?$', 'list_addresses'), |
| 29 | 31 |
(r'^/(\d+)/ips/(.+?)(?:.json|.xml)?$', 'list_addresses_by_network'), |
| 32 |
(r'^/(\d+)/meta(?:.json|.xml)?$', 'metadata_demux'), |
|
| 33 |
(r'^/(\d+)/meta/(.+?)(?:.json|.xml)?$', 'metadata_item_demux'), |
|
| 30 | 34 |
) |
| 31 | 35 |
|
| 32 | 36 |
|
| ... | ... | |
| 36 | 40 |
elif request.method == 'POST': |
| 37 | 41 |
return create_server(request) |
| 38 | 42 |
else: |
| 39 |
fault = BadRequest() |
|
| 40 |
return render_fault(request, fault) |
|
| 43 |
return method_not_allowed(request) |
|
| 41 | 44 |
|
| 42 | 45 |
def server_demux(request, server_id): |
| 43 | 46 |
if request.method == 'GET': |
| ... | ... | |
| 47 | 50 |
elif request.method == 'DELETE': |
| 48 | 51 |
return delete_server(request, server_id) |
| 49 | 52 |
else: |
| 50 |
fault = BadRequest() |
|
| 51 |
return render_fault(request, fault) |
|
| 53 |
return method_not_allowed(request) |
|
| 54 |
|
|
| 55 |
def metadata_demux(request, server_id): |
|
| 56 |
if request.method == 'GET': |
|
| 57 |
return list_metadata(request, server_id) |
|
| 58 |
elif request.method == 'POST': |
|
| 59 |
return update_metadata(request, server_id) |
|
| 60 |
else: |
|
| 61 |
return method_not_allowed(request) |
|
| 62 |
|
|
| 63 |
def metadata_item_demux(request, server_id, key): |
|
| 64 |
if request.method == 'GET': |
|
| 65 |
return get_metadata_item(request, server_id, key) |
|
| 66 |
elif request.method == 'PUT': |
|
| 67 |
return create_metadata_item(request, server_id, key) |
|
| 68 |
elif request.method == 'DELETE': |
|
| 69 |
return delete_metadata_item(request, server_id, key) |
|
| 70 |
else: |
|
| 71 |
return method_not_allowed(request) |
|
| 52 | 72 |
|
| 53 | 73 |
|
| 54 | 74 |
def address_to_dict(ipfour, ipsix): |
| 55 | 75 |
return {'id': 'public',
|
| 56 | 76 |
'values': [{'version': 4, 'addr': ipfour}, {'version': 6, 'addr': ipsix}]}
|
| 57 | 77 |
|
| 58 |
def server_to_dict(server, detail=False): |
|
| 59 |
d = dict(id=server.id, name=server.name) |
|
| 78 |
def metadata_to_dict(vm): |
|
| 79 |
vm_meta = vm.virtualmachinemetadata_set.all() |
|
| 80 |
return dict((meta.meta_key, meta.meta_value) for meta in vm_meta) |
|
| 81 |
|
|
| 82 |
def vm_to_dict(vm, detail=False): |
|
| 83 |
d = dict(id=vm.id, name=vm.name) |
|
| 60 | 84 |
if detail: |
| 61 |
d['status'] = utils.get_rsapi_state(server) |
|
| 62 |
d['progress'] = 100 if utils.get_rsapi_state(server) == 'ACTIVE' else 0 |
|
| 63 |
d['hostId'] = server.hostid |
|
| 64 |
d['updated'] = server.updated.isoformat() |
|
| 65 |
d['created'] = server.created.isoformat() |
|
| 66 |
d['flavorRef'] = server.flavor.id |
|
| 67 |
d['imageRef'] = server.sourceimage.id |
|
| 68 |
#d['description'] = server.description # XXX Not in OpenStack docs |
|
| 85 |
d['status'] = get_rsapi_state(vm) |
|
| 86 |
d['progress'] = 100 if get_rsapi_state(vm) == 'ACTIVE' else 0 |
|
| 87 |
d['hostId'] = vm.hostid |
|
| 88 |
d['updated'] = isoformat(vm.updated) |
|
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d['created'] = isoformat(vm.created) |
|
| 90 |
d['flavorRef'] = vm.flavor.id |
|
| 91 |
d['imageRef'] = vm.sourceimage.id |
|
| 69 | 92 |
|
| 70 |
server_meta = server.virtualmachinemetadata_set.all() |
|
| 71 |
metadata = dict((meta.meta_key, meta.meta_value) for meta in server_meta) |
|
| 93 |
metadata = metadata_to_dict(vm) |
|
| 72 | 94 |
if metadata: |
| 73 | 95 |
d['metadata'] = {'values': metadata}
|
| 74 | 96 |
|
| 75 |
addresses = [address_to_dict(server.ipfour, server.ipsix)]
|
|
| 97 |
addresses = [address_to_dict(vm.ipfour, vm.ipsix)]
|
|
| 76 | 98 |
d['addresses'] = {'values': addresses}
|
| 77 | 99 |
return d |
| 78 | 100 |
|
| 79 |
def render_server(request, serverdict, status=200): |
|
| 80 |
if request.type == 'xml': |
|
| 81 |
data = render_to_string('server.xml', dict(server=serverdict, is_root=True))
|
|
| 101 |
|
|
| 102 |
def render_server(request, server, status=200): |
|
| 103 |
if request.serialization == 'xml': |
|
| 104 |
data = render_to_string('server.xml', {'server': server, 'is_root': True})
|
|
| 82 | 105 |
else: |
| 83 |
data = json.dumps({'server': serverdict})
|
|
| 106 |
data = json.dumps({'server': server})
|
|
| 84 | 107 |
return HttpResponse(data, status=status) |
| 85 |
|
|
| 108 |
|
|
| 86 | 109 |
|
| 87 | 110 |
@api_method('GET')
|
| 88 | 111 |
def list_servers(request, detail=False): |
| ... | ... | |
| 94 | 117 |
# overLimit (413) |
| 95 | 118 |
|
| 96 | 119 |
owner = get_user() |
| 97 |
user_servers = VirtualMachine.objects.filter(owner=owner, deleted=False) |
|
| 98 |
servers = [server_to_dict(server, detail) for server in user_servers] |
|
| 120 |
since = isoparse(request.GET.get('changes-since'))
|
|
| 121 |
|
|
| 122 |
if since: |
|
| 123 |
user_vms = VirtualMachine.objects.filter(updated__gt=since) |
|
| 124 |
if not user_vms: |
|
| 125 |
return HttpResponse(status=304) |
|
| 126 |
else: |
|
| 127 |
user_vms = VirtualMachine.objects.filter(owner=owner, deleted=False) |
|
| 128 |
servers = [vm_to_dict(server, detail) for server in user_vms] |
|
| 99 | 129 |
|
| 100 |
if request.type == 'xml':
|
|
| 101 |
data = render_to_string('list_servers.xml', dict(servers=servers, detail=detail))
|
|
| 130 |
if request.serialization == 'xml':
|
|
| 131 |
data = render_to_string('list_servers.xml', {'servers': servers, 'detail': detail})
|
|
| 102 | 132 |
else: |
| 103 | 133 |
data = json.dumps({'servers': {'values': servers}})
|
| 104 | 134 |
|
| ... | ... | |
| 124 | 154 |
sourceimage = Image.objects.get(id=server['imageRef']) |
| 125 | 155 |
flavor = Flavor.objects.get(id=server['flavorRef']) |
| 126 | 156 |
except KeyError: |
| 127 |
raise BadRequest |
|
| 157 |
raise BadRequest('Malformed request.')
|
|
| 128 | 158 |
except Image.DoesNotExist: |
| 129 | 159 |
raise ItemNotFound |
| 130 | 160 |
except Flavor.DoesNotExist: |
| 131 | 161 |
raise ItemNotFound |
| 132 | 162 |
|
| 133 |
server = VirtualMachine.objects.create(
|
|
| 163 |
vm = VirtualMachine.objects.create(
|
|
| 134 | 164 |
name=name, |
| 135 | 165 |
owner=get_user(), |
| 136 | 166 |
sourceimage=sourceimage, |
| ... | ... | |
| 142 | 172 |
name = 'test-server' |
| 143 | 173 |
dry_run = True |
| 144 | 174 |
else: |
| 145 |
name = server.backend_id
|
|
| 175 |
name = vm.backend_id
|
|
| 146 | 176 |
dry_run = False |
| 147 | 177 |
|
| 148 | 178 |
jobId = rapi.CreateInstance( |
| ... | ... | |
| 158 | 188 |
dry_run=dry_run, |
| 159 | 189 |
beparams=dict(auto_balance=True, vcpus=flavor.cpu, memory=flavor.ram)) |
| 160 | 190 |
|
| 161 |
server.save()
|
|
| 191 |
vm.save()
|
|
| 162 | 192 |
|
| 163 |
log.info('created vm with %s cpus, %s ram and %s storage' % (flavor.cpu, flavor.ram, flavor.disk))
|
|
| 193 |
logging.info('created vm with %s cpus, %s ram and %s storage' % (flavor.cpu, flavor.ram, flavor.disk))
|
|
| 164 | 194 |
|
| 165 |
serverdict = server_to_dict(server, detail=True)
|
|
| 166 |
serverdict['status'] = 'BUILD'
|
|
| 167 |
serverdict['adminPass'] = random_password()
|
|
| 168 |
return render_server(request, serverdict, status=202)
|
|
| 195 |
server = vm_to_dict(vm, detail=True)
|
|
| 196 |
server['status'] = 'BUILD' |
|
| 197 |
server['adminPass'] = random_password() |
|
| 198 |
return render_server(request, server, status=202) |
|
| 169 | 199 |
|
| 170 | 200 |
@api_method('GET')
|
| 171 | 201 |
def get_server_details(request, server_id): |
| ... | ... | |
| 177 | 207 |
# itemNotFound (404), |
| 178 | 208 |
# overLimit (413) |
| 179 | 209 |
|
| 180 |
try: |
|
| 181 |
server_id = int(server_id) |
|
| 182 |
server = VirtualMachine.objects.get(id=server_id) |
|
| 183 |
except VirtualMachine.DoesNotExist: |
|
| 184 |
raise ItemNotFound |
|
| 185 |
|
|
| 186 |
serverdict = server_to_dict(server, detail=True) |
|
| 187 |
return render_server(request, serverdict) |
|
| 210 |
vm = get_vm(server_id) |
|
| 211 |
server = vm_to_dict(vm, detail=True) |
|
| 212 |
return render_server(request, server) |
|
| 188 | 213 |
|
| 189 | 214 |
@api_method('PUT')
|
| 190 | 215 |
def update_server_name(request, server_id): |
| ... | ... | |
| 202 | 227 |
|
| 203 | 228 |
try: |
| 204 | 229 |
name = req['server']['name'] |
| 205 |
server_id = int(server_id) |
|
| 206 |
server = VirtualMachine.objects.get(id=server_id) |
|
| 207 | 230 |
except KeyError: |
| 208 |
raise BadRequest |
|
| 209 |
except VirtualMachine.DoesNotExist: |
|
| 210 |
raise ItemNotFound |
|
| 231 |
raise BadRequest('Malformed request.')
|
|
| 211 | 232 |
|
| 212 |
server.name = name |
|
| 213 |
server.save() |
|
| 233 |
vm = get_vm(server_id) |
|
| 234 |
vm.name = name |
|
| 235 |
vm.save() |
|
| 214 | 236 |
|
| 215 | 237 |
return HttpResponse(status=204) |
| 216 | 238 |
|
| ... | ... | |
| 225 | 247 |
# buildInProgress (409), |
| 226 | 248 |
# overLimit (413) |
| 227 | 249 |
|
| 228 |
try: |
|
| 229 |
server_id = int(server_id) |
|
| 230 |
server = VirtualMachine.objects.get(id=server_id) |
|
| 231 |
except VirtualMachine.DoesNotExist: |
|
| 232 |
raise ItemNotFound |
|
| 233 |
|
|
| 234 |
backend.start_action(server, 'DESTROY') |
|
| 235 |
rapi.DeleteInstance(server.backend_id) |
|
| 250 |
vm = get_vm(server_id) |
|
| 251 |
backend.start_action(vm, 'DESTROY') |
|
| 252 |
rapi.DeleteInstance(vm.backend_id) |
|
| 236 | 253 |
return HttpResponse(status=204) |
| 237 | 254 |
|
| 238 | 255 |
@api_method('POST')
|
| 239 | 256 |
def server_action(request, server_id): |
| 240 |
try: |
|
| 241 |
server_id = int(server_id) |
|
| 242 |
server = VirtualMachine.objects.get(id=server_id) |
|
| 243 |
except VirtualMachine.DoesNotExist: |
|
| 244 |
raise ItemNotFound |
|
| 245 |
|
|
| 257 |
vm = get_vm(server_id) |
|
| 246 | 258 |
req = get_request_dict(request) |
| 247 | 259 |
if len(req) != 1: |
| 248 |
raise BadRequest |
|
| 260 |
raise BadRequest('Malformed request.')
|
|
| 249 | 261 |
|
| 250 | 262 |
key = req.keys()[0] |
| 251 |
if key not in server_actions: |
|
| 252 |
raise BadRequest |
|
| 263 |
val = req[key] |
|
| 253 | 264 |
|
| 254 |
return server_actions[key](server, req[key]) |
|
| 265 |
try: |
|
| 266 |
assert isinstance(val, dict) |
|
| 267 |
return server_actions[key](vm, req[key]) |
|
| 268 |
except KeyError: |
|
| 269 |
raise BadRequest('Unknown action.')
|
|
| 270 |
except AssertionError: |
|
| 271 |
raise BadRequest('Invalid argument.')
|
|
| 255 | 272 |
|
| 256 | 273 |
@api_method('GET')
|
| 257 | 274 |
def list_addresses(request, server_id): |
| ... | ... | |
| 262 | 279 |
# badRequest (400), |
| 263 | 280 |
# overLimit (413) |
| 264 | 281 |
|
| 265 |
try: |
|
| 266 |
server_id = int(server_id) |
|
| 267 |
server = VirtualMachine.objects.get(id=server_id) |
|
| 268 |
except VirtualMachine.DoesNotExist: |
|
| 269 |
raise ItemNotFound |
|
| 270 |
|
|
| 271 |
addresses = [address_to_dict(server.ipfour, server.ipsix)] |
|
| 282 |
vm = get_vm(server_id) |
|
| 283 |
addresses = [address_to_dict(vm.ipfour, vm.ipsix)] |
|
| 272 | 284 |
|
| 273 |
if request.type == 'xml':
|
|
| 285 |
if request.serialization == 'xml':
|
|
| 274 | 286 |
data = render_to_string('list_addresses.xml', {'addresses': addresses})
|
| 275 | 287 |
else: |
| 276 | 288 |
data = json.dumps({'addresses': {'values': addresses}})
|
| ... | ... | |
| 287 | 299 |
# itemNotFound (404), |
| 288 | 300 |
# overLimit (413) |
| 289 | 301 |
|
| 290 |
try: |
|
| 291 |
server_id = int(server_id) |
|
| 292 |
server = VirtualMachine.objects.get(id=server_id) |
|
| 293 |
except VirtualMachine.DoesNotExist: |
|
| 294 |
raise ItemNotFound |
|
| 295 |
|
|
| 302 |
vm = get_vm(server_id) |
|
| 296 | 303 |
if network_id != 'public': |
| 297 |
raise ItemNotFound |
|
| 304 |
raise ItemNotFound('Unknown network.')
|
|
| 298 | 305 |
|
| 299 |
address = address_to_dict(server.ipfour, server.ipsix)
|
|
| 306 |
address = address_to_dict(vm.ipfour, vm.ipsix)
|
|
| 300 | 307 |
|
| 301 |
if request.type == 'xml':
|
|
| 308 |
if request.serialization == 'xml':
|
|
| 302 | 309 |
data = render_to_string('address.xml', {'address': address})
|
| 303 | 310 |
else: |
| 304 | 311 |
data = json.dumps({'network': address})
|
| 305 | 312 |
|
| 306 | 313 |
return HttpResponse(data, status=200) |
| 314 |
|
|
| 315 |
@api_method('GET')
|
|
| 316 |
def list_metadata(request, server_id): |
|
| 317 |
# Normal Response Codes: 200, 203 |
|
| 318 |
# Error Response Codes: computeFault (400, 500), |
|
| 319 |
# serviceUnavailable (503), |
|
| 320 |
# unauthorized (401), |
|
| 321 |
# badRequest (400), |
|
| 322 |
# overLimit (413) |
|
| 323 |
|
|
| 324 |
vm = get_vm(server_id) |
|
| 325 |
metadata = metadata_to_dict(vm) |
|
| 326 |
|
|
| 327 |
if request.serialization == 'xml': |
|
| 328 |
data = render_to_string('metadata.xml', {'metadata': metadata})
|
|
| 329 |
else: |
|
| 330 |
data = json.dumps({'metadata': {'values': metadata}})
|
|
| 331 |
|
|
| 332 |
return HttpResponse(data, status=200) |
|
| 333 |
|
|
| 334 |
|
|
| 335 |
@api_method('POST')
|
|
| 336 |
def update_metadata(request, server_id): |
|
| 337 |
# Normal Response Code: 201 |
|
| 338 |
# Error Response Codes: computeFault (400, 500), |
|
| 339 |
# serviceUnavailable (503), |
|
| 340 |
# unauthorized (401), |
|
| 341 |
# badRequest (400), |
|
| 342 |
# buildInProgress (409), |
|
| 343 |
# badMediaType(415), |
|
| 344 |
# overLimit (413) |
|
| 345 |
|
|
| 346 |
vm = get_vm(server_id) |
|
| 347 |
req = get_request_dict(request) |
|
| 348 |
try: |
|
| 349 |
metadata = req['metadata'] |
|
| 350 |
assert isinstance(metadata, dict) |
|
| 351 |
except (KeyError, AssertionError): |
|
| 352 |
raise BadRequest('Malformed request.')
|
|
| 353 |
|
|
| 354 |
updated = {}
|
|
| 355 |
|
|
| 356 |
for key, val in metadata.items(): |
|
| 357 |
try: |
|
| 358 |
meta = VirtualMachineMetadata.objects.get(meta_key=key, vm=vm) |
|
| 359 |
meta.meta_value = val |
|
| 360 |
meta.save() |
|
| 361 |
updated[key] = val |
|
| 362 |
except VirtualMachineMetadata.DoesNotExist: |
|
| 363 |
pass # Ignore non-existent metadata |
|
| 364 |
|
|
| 365 |
if request.serialization == 'xml': |
|
| 366 |
data = render_to_string('servers/metadata.xml', {'metadata': updated})
|
|
| 367 |
else: |
|
| 368 |
data = json.dumps({'metadata': updated})
|
|
| 369 |
return HttpResponse(data, status=201) |
|
| 370 |
|
|
| 371 |
@api_method('GET')
|
|
| 372 |
def get_metadata_item(request, server_id, key): |
|
| 373 |
# Normal Response Codes: 200, 203 |
|
| 374 |
# Error Response Codes: computeFault (400, 500), |
|
| 375 |
# serviceUnavailable (503), |
|
| 376 |
# unauthorized (401), |
|
| 377 |
# itemNotFound (404), |
|
| 378 |
# badRequest (400), |
|
| 379 |
# overLimit (413) |
|
| 380 |
|
|
| 381 |
meta = get_vm_meta(server_id, key) |
|
| 382 |
if request.serialization == 'xml': |
|
| 383 |
data = render_to_string('meta.xml', {'meta': meta})
|
|
| 384 |
else: |
|
| 385 |
data = json.dumps({'meta': {key: meta.meta_value}})
|
|
| 386 |
return HttpResponse(data, status=200) |
|
| 387 |
|
|
| 388 |
@api_method('PUT')
|
|
| 389 |
def create_metadata_item(request, server_id, key): |
|
| 390 |
# Normal Response Code: 201 |
|
| 391 |
# Error Response Codes: computeFault (400, 500), |
|
| 392 |
# serviceUnavailable (503), |
|
| 393 |
# unauthorized (401), |
|
| 394 |
# itemNotFound (404), |
|
| 395 |
# badRequest (400), |
|
| 396 |
# buildInProgress (409), |
|
| 397 |
# badMediaType(415), |
|
| 398 |
# overLimit (413) |
|
| 399 |
|
|
| 400 |
vm = get_vm(server_id) |
|
| 401 |
req = get_request_dict(request) |
|
| 402 |
try: |
|
| 403 |
metadict = req['meta'] |
|
| 404 |
assert isinstance(metadict, dict) |
|
| 405 |
assert len(metadict) == 1 |
|
| 406 |
assert key in metadict |
|
| 407 |
except (KeyError, AssertionError): |
|
| 408 |
raise BadRequest('Malformed request.')
|
|
| 409 |
|
|
| 410 |
meta, created = VirtualMachineMetadata.objects.get_or_create(meta_key=key, vm=vm) |
|
| 411 |
meta.meta_value = metadict[key] |
|
| 412 |
meta.save() |
|
| 413 |
|
|
| 414 |
if request.serialization == 'xml': |
|
| 415 |
data = render_to_string('servers/meta.xml', {'meta': meta})
|
|
| 416 |
else: |
|
| 417 |
data = json.dumps({'meta': {key: meta.meta_value}})
|
|
| 418 |
return HttpResponse(data, status=201) |
|
| 419 |
|
|
| 420 |
@api_method('DELETE')
|
|
| 421 |
def delete_metadata_item(request, server_id, key): |
|
| 422 |
# Normal Response Code: 204 |
|
| 423 |
# Error Response Codes: computeFault (400, 500), |
|
| 424 |
# serviceUnavailable (503), |
|
| 425 |
# unauthorized (401), |
|
| 426 |
# itemNotFound (404), |
|
| 427 |
# badRequest (400), |
|
| 428 |
# buildInProgress (409), |
|
| 429 |
# badMediaType(415), |
|
| 430 |
# overLimit (413), |
|
| 431 |
|
|
| 432 |
meta = get_vm_meta(server_id, key) |
|
| 433 |
meta.delete() |
|
| 434 |
return HttpResponse(status=204) |
|
Also available in: Unified diff