1 # -*- coding: utf-8 -*-
4 # Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U.
5 # This file is part of openmano
8 # Licensed under the Apache License, Version 2.0 (the "License"); you may
9 # not use this file except in compliance with the License. You may obtain
10 # a copy of the License at
12 # http://www.apache.org/licenses/LICENSE-2.0
14 # Unless required by applicable law or agreed to in writing, software
15 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
16 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
17 # License for the specific language governing permissions and limitations
20 # For those usages not covered by the Apache License, Version 2.0 please
21 # contact with: nfvlabs@tid.es
25 osconnector implements all the methods to interact with openstack using the python-client.
27 __author__
="Alfonso Tierno, Gerardo Garcia, Pablo Montes, xFlow Research"
28 __date__
="$22-jun-2014 11:19:29$"
39 from novaclient
import client
as nClient
, exceptions
as nvExceptions
40 from keystoneauth1
.identity
import v2
, v3
41 from keystoneauth1
import session
42 import keystoneclient
.exceptions
as ksExceptions
43 import keystoneclient
.v3
.client
as ksClient_v3
44 import keystoneclient
.v2_0
.client
as ksClient_v2
45 from glanceclient
import client
as glClient
46 import glanceclient
.client
as gl1Client
47 import glanceclient
.exc
as gl1Exceptions
48 from cinderclient
import client
as cClient
49 from httplib
import HTTPException
50 from neutronclient
.neutron
import client
as neClient
51 from neutronclient
.common
import exceptions
as neExceptions
52 from requests
.exceptions
import ConnectionError
54 '''contain the openstack virtual machine status to openmano status'''
55 vmStatus2manoFormat
={'ACTIVE':'ACTIVE',
57 'SUSPENDED': 'SUSPENDED',
60 'ERROR':'ERROR','DELETED':'DELETED'
62 netStatus2manoFormat
={'ACTIVE':'ACTIVE','PAUSED':'PAUSED','INACTIVE':'INACTIVE','BUILD':'BUILD','ERROR':'ERROR','DELETED':'DELETED'
65 #global var to have a timeout creating and deleting volumes
69 class vimconnector(vimconn
.vimconnector
):
70 def __init__(self
, uuid
, name
, tenant_id
, tenant_name
, url
, url_admin
=None, user
=None, passwd
=None,
71 log_level
=None, config
={}, persistent_info
={}):
72 '''using common constructor parameters. In this case
73 'url' is the keystone authorization url,
74 'url_admin' is not use
76 api_version
= config
.get('APIversion')
77 if api_version
and api_version
not in ('v3.3', 'v2.0', '2', '3'):
78 raise vimconn
.vimconnException("Invalid value '{}' for config:APIversion. "
79 "Allowed values are 'v3.3', 'v2.0', '2' or '3'".format(api_version
))
80 vimconn
.vimconnector
.__init
__(self
, uuid
, name
, tenant_id
, tenant_name
, url
, url_admin
, user
, passwd
, log_level
,
83 self
.insecure
= self
.config
.get("insecure", False)
85 raise TypeError, 'url param can not be NoneType'
86 self
.persistent_info
= persistent_info
87 self
.session
= persistent_info
.get('session', {'reload_client': True})
88 self
.nova
= self
.session
.get('nova')
89 self
.neutron
= self
.session
.get('neutron')
90 self
.cinder
= self
.session
.get('cinder')
91 self
.glance
= self
.session
.get('glance')
92 self
.keystone
= self
.session
.get('keystone')
93 self
.api_version3
= self
.session
.get('api_version3')
95 self
.logger
= logging
.getLogger('openmano.vim.openstack')
97 self
.logger
.setLevel( getattr(logging
, log_level
) )
99 def __getitem__(self
, index
):
100 """Get individuals parameters.
102 if index
== 'project_domain_id':
103 return self
.config
.get("project_domain_id")
104 elif index
== 'user_domain_id':
105 return self
.config
.get("user_domain_id")
107 return vimconn
.vimconnector
.__getitem
__(self
, index
)
109 def __setitem__(self
, index
, value
):
110 """Set individuals parameters and it is marked as dirty so to force connection reload.
112 if index
== 'project_domain_id':
113 self
.config
["project_domain_id"] = value
114 elif index
== 'user_domain_id':
115 self
.config
["user_domain_id"] = value
117 vimconn
.vimconnector
.__setitem
__(self
, index
, value
)
118 self
.session
['reload_client'] = True
120 def _reload_connection(self
):
121 '''Called before any operation, it check if credentials has changed
122 Throw keystoneclient.apiclient.exceptions.AuthorizationFailure
124 #TODO control the timing and possible token timeout, but it seams that python client does this task for us :-)
125 if self
.session
['reload_client']:
126 if self
.config
.get('APIversion'):
127 self
.api_version3
= self
.config
['APIversion'] == 'v3.3' or self
.config
['APIversion'] == '3'
128 else: # get from ending auth_url that end with v3 or with v2.0
129 self
.api_version3
= self
.url
.split("/")[-1] == "v3"
130 self
.session
['api_version3'] = self
.api_version3
131 if self
.api_version3
:
132 auth
= v3
.Password(auth_url
=self
.url
,
134 password
=self
.passwd
,
135 project_name
=self
.tenant_name
,
136 project_id
=self
.tenant_id
,
137 project_domain_id
=self
.config
.get('project_domain_id', 'default'),
138 user_domain_id
=self
.config
.get('user_domain_id', 'default'))
140 auth
= v2
.Password(auth_url
=self
.url
,
142 password
=self
.passwd
,
143 tenant_name
=self
.tenant_name
,
144 tenant_id
=self
.tenant_id
)
145 sess
= session
.Session(auth
=auth
, verify
=not self
.insecure
)
146 if self
.api_version3
:
147 self
.keystone
= ksClient_v3
.Client(session
=sess
)
149 self
.keystone
= ksClient_v2
.Client(session
=sess
)
150 self
.session
['keystone'] = self
.keystone
151 self
.nova
= self
.session
['nova'] = nClient
.Client("2.1", session
=sess
)
152 self
.neutron
= self
.session
['neutron'] = neClient
.Client('2.0', session
=sess
)
153 self
.cinder
= self
.session
['cinder'] = cClient
.Client(2, session
=sess
)
154 self
.glance
= self
.session
['glance'] = glClient
.Client(2, session
=sess
)
155 self
.session
['reload_client'] = False
156 self
.persistent_info
['session'] = self
.session
158 def __net_os2mano(self
, net_list_dict
):
159 '''Transform the net openstack format to mano format
160 net_list_dict can be a list of dict or a single dict'''
161 if type(net_list_dict
) is dict:
162 net_list_
=(net_list_dict
,)
163 elif type(net_list_dict
) is list:
164 net_list_
=net_list_dict
166 raise TypeError("param net_list_dict must be a list or a dictionary")
167 for net
in net_list_
:
168 if net
.get('provider:network_type') == "vlan":
175 def _format_exception(self
, exception
):
176 '''Transform a keystone, nova, neutron exception into a vimconn exception'''
177 if isinstance(exception
, (HTTPException
, gl1Exceptions
.HTTPException
, gl1Exceptions
.CommunicationError
,
178 ConnectionError
, ksExceptions
.ConnectionError
, neExceptions
.ConnectionFailed
180 raise vimconn
.vimconnConnectionException(type(exception
).__name
__ + ": " + str(exception
))
181 elif isinstance(exception
, (nvExceptions
.ClientException
, ksExceptions
.ClientException
,
182 neExceptions
.NeutronException
, nvExceptions
.BadRequest
)):
183 raise vimconn
.vimconnUnexpectedResponse(type(exception
).__name
__ + ": " + str(exception
))
184 elif isinstance(exception
, (neExceptions
.NetworkNotFoundClient
, nvExceptions
.NotFound
)):
185 raise vimconn
.vimconnNotFoundException(type(exception
).__name
__ + ": " + str(exception
))
186 elif isinstance(exception
, nvExceptions
.Conflict
):
187 raise vimconn
.vimconnConflictException(type(exception
).__name
__ + ": " + str(exception
))
189 raise vimconn
.vimconnConnectionException(type(exception
).__name
__ + ": " + str(exception
))
191 def get_tenant_list(self
, filter_dict
={}):
192 '''Obtain tenants of VIM
193 filter_dict can contain the following keys:
194 name: filter by tenant name
195 id: filter by tenant uuid/id
197 Returns the tenant list of dictionaries: [{'name':'<name>, 'id':'<id>, ...}, ...]
199 self
.logger
.debug("Getting tenants from VIM filter: '%s'", str(filter_dict
))
201 self
._reload
_connection
()
202 if self
.api_version3
:
203 project_class_list
= self
.keystone
.projects
.list(name
=filter_dict
.get("name"))
205 project_class_list
= self
.keystone
.tenants
.findall(**filter_dict
)
207 for project
in project_class_list
:
208 if filter_dict
.get('id') and filter_dict
["id"] != project
.id:
210 project_list
.append(project
.to_dict())
212 except (ksExceptions
.ConnectionError
, ksExceptions
.ClientException
, ConnectionError
) as e
:
213 self
._format
_exception
(e
)
215 def new_tenant(self
, tenant_name
, tenant_description
):
216 '''Adds a new tenant to openstack VIM. Returns the tenant identifier'''
217 self
.logger
.debug("Adding a new tenant name: %s", tenant_name
)
219 self
._reload
_connection
()
220 if self
.api_version3
:
221 project
= self
.keystone
.projects
.create(tenant_name
, self
.config
.get("project_domain_id", "default"),
222 description
=tenant_description
, is_domain
=False)
224 project
= self
.keystone
.tenants
.create(tenant_name
, tenant_description
)
226 except (ksExceptions
.ConnectionError
, ksExceptions
.ClientException
, ConnectionError
) as e
:
227 self
._format
_exception
(e
)
229 def delete_tenant(self
, tenant_id
):
230 '''Delete a tenant from openstack VIM. Returns the old tenant identifier'''
231 self
.logger
.debug("Deleting tenant %s from VIM", tenant_id
)
233 self
._reload
_connection
()
234 if self
.api_version3
:
235 self
.keystone
.projects
.delete(tenant_id
)
237 self
.keystone
.tenants
.delete(tenant_id
)
239 except (ksExceptions
.ConnectionError
, ksExceptions
.ClientException
, ConnectionError
) as e
:
240 self
._format
_exception
(e
)
242 def new_network(self
,net_name
, net_type
, ip_profile
=None, shared
=False, vlan
=None):
243 '''Adds a tenant network to VIM. Returns the network identifier'''
244 self
.logger
.debug("Adding a new network to VIM name '%s', type '%s'", net_name
, net_type
)
245 #self.logger.debug(">>>>>>>>>>>>>>>>>> IP profile %s", str(ip_profile))
248 self
._reload
_connection
()
249 network_dict
= {'name': net_name
, 'admin_state_up': True}
250 if net_type
=="data" or net_type
=="ptp":
251 if self
.config
.get('dataplane_physical_net') == None:
252 raise vimconn
.vimconnConflictException("You must provide a 'dataplane_physical_net' at config value before creating sriov network")
253 network_dict
["provider:physical_network"] = self
.config
['dataplane_physical_net'] #"physnet_sriov" #TODO physical
254 network_dict
["provider:network_type"] = "vlan"
256 network_dict
["provider:network_type"] = vlan
257 network_dict
["shared"]=shared
258 new_net
=self
.neutron
.create_network({'network':network_dict
})
260 #create subnetwork, even if there is no profile
263 if 'subnet_address' not in ip_profile
:
264 #Fake subnet is required
265 subnet_rand
= random
.randint(0, 255)
266 ip_profile
['subnet_address'] = "192.168.{}.0/24".format(subnet_rand
)
267 if 'ip_version' not in ip_profile
:
268 ip_profile
['ip_version'] = "IPv4"
269 subnet
= {"name":net_name
+"-subnet",
270 "network_id": new_net
["network"]["id"],
271 "ip_version": 4 if ip_profile
['ip_version']=="IPv4" else 6,
272 "cidr": ip_profile
['subnet_address']
274 # Gateway should be set to None if not needed. Otherwise openstack assigns one by default
275 subnet
['gateway_ip'] = ip_profile
.get('gateway_address')
276 if ip_profile
.get('dns_address'):
277 subnet
['dns_nameservers'] = ip_profile
['dns_address'].split(";")
278 if 'dhcp_enabled' in ip_profile
:
279 subnet
['enable_dhcp'] = False if ip_profile
['dhcp_enabled']=="false" else True
280 if 'dhcp_start_address' in ip_profile
:
281 subnet
['allocation_pools'] = []
282 subnet
['allocation_pools'].append(dict())
283 subnet
['allocation_pools'][0]['start'] = ip_profile
['dhcp_start_address']
284 if 'dhcp_count' in ip_profile
:
285 #parts = ip_profile['dhcp_start_address'].split('.')
286 #ip_int = (int(parts[0]) << 24) + (int(parts[1]) << 16) + (int(parts[2]) << 8) + int(parts[3])
287 ip_int
= int(netaddr
.IPAddress(ip_profile
['dhcp_start_address']))
288 ip_int
+= ip_profile
['dhcp_count'] - 1
289 ip_str
= str(netaddr
.IPAddress(ip_int
))
290 subnet
['allocation_pools'][0]['end'] = ip_str
291 #self.logger.debug(">>>>>>>>>>>>>>>>>> Subnet: %s", str(subnet))
292 self
.neutron
.create_subnet({"subnet": subnet
} )
293 return new_net
["network"]["id"]
294 except (neExceptions
.ConnectionFailed
, ksExceptions
.ClientException
, neExceptions
.NeutronException
, ConnectionError
) as e
:
296 self
.neutron
.delete_network(new_net
['network']['id'])
297 self
._format
_exception
(e
)
299 def get_network_list(self
, filter_dict
={}):
300 '''Obtain tenant networks of VIM
306 admin_state_up: boolean
308 Returns the network list of dictionaries
310 self
.logger
.debug("Getting network from VIM filter: '%s'", str(filter_dict
))
312 self
._reload
_connection
()
313 if self
.api_version3
and "tenant_id" in filter_dict
:
314 filter_dict
['project_id'] = filter_dict
.pop('tenant_id') #TODO check
315 net_dict
=self
.neutron
.list_networks(**filter_dict
)
316 net_list
=net_dict
["networks"]
317 self
.__net
_os
2mano
(net_list
)
319 except (neExceptions
.ConnectionFailed
, ksExceptions
.ClientException
, neExceptions
.NeutronException
, ConnectionError
) as e
:
320 self
._format
_exception
(e
)
322 def get_network(self
, net_id
):
323 '''Obtain details of network from VIM
324 Returns the network information from a network id'''
325 self
.logger
.debug(" Getting tenant network %s from VIM", net_id
)
326 filter_dict
={"id": net_id
}
327 net_list
= self
.get_network_list(filter_dict
)
329 raise vimconn
.vimconnNotFoundException("Network '{}' not found".format(net_id
))
330 elif len(net_list
)>1:
331 raise vimconn
.vimconnConflictException("Found more than one network with this criteria")
334 for subnet_id
in net
.get("subnets", () ):
336 subnet
= self
.neutron
.show_subnet(subnet_id
)
337 except Exception as e
:
338 self
.logger
.error("osconnector.get_network(): Error getting subnet %s %s" % (net_id
, str(e
)))
339 subnet
= {"id": subnet_id
, "fault": str(e
)}
340 subnets
.append(subnet
)
341 net
["subnets"] = subnets
342 net
["encapsulation"] = net
.get('provider:network_type')
343 net
["segmentation_id"] = net
.get('provider:segmentation_id')
346 def delete_network(self
, net_id
):
347 '''Deletes a tenant network from VIM. Returns the old network identifier'''
348 self
.logger
.debug("Deleting network '%s' from VIM", net_id
)
350 self
._reload
_connection
()
351 #delete VM ports attached to this networks before the network
352 ports
= self
.neutron
.list_ports(network_id
=net_id
)
353 for p
in ports
['ports']:
355 self
.neutron
.delete_port(p
["id"])
356 except Exception as e
:
357 self
.logger
.error("Error deleting port %s: %s", p
["id"], str(e
))
358 self
.neutron
.delete_network(net_id
)
360 except (neExceptions
.ConnectionFailed
, neExceptions
.NetworkNotFoundClient
, neExceptions
.NeutronException
,
361 ksExceptions
.ClientException
, neExceptions
.NeutronException
, ConnectionError
) as e
:
362 self
._format
_exception
(e
)
364 def refresh_nets_status(self
, net_list
):
365 '''Get the status of the networks
366 Params: the list of network identifiers
367 Returns a dictionary with:
368 net_id: #VIM id of this network
369 status: #Mandatory. Text with one of:
370 # DELETED (not found at vim)
371 # VIM_ERROR (Cannot connect to VIM, VIM response error, ...)
372 # OTHER (Vim reported other status not understood)
373 # ERROR (VIM indicates an ERROR status)
374 # ACTIVE, INACTIVE, DOWN (admin down),
375 # BUILD (on building process)
377 error_msg: #Text with VIM error message, if any. Or the VIM connection ERROR
378 vim_info: #Text with plain information obtained from vim (yaml.safe_dump)
382 for net_id
in net_list
:
385 net_vim
= self
.get_network(net_id
)
386 if net_vim
['status'] in netStatus2manoFormat
:
387 net
["status"] = netStatus2manoFormat
[ net_vim
['status'] ]
389 net
["status"] = "OTHER"
390 net
["error_msg"] = "VIM status reported " + net_vim
['status']
392 if net
['status'] == "ACTIVE" and not net_vim
['admin_state_up']:
393 net
['status'] = 'DOWN'
395 net
['vim_info'] = yaml
.safe_dump(net_vim
, default_flow_style
=True, width
=256)
396 except yaml
.representer
.RepresenterError
:
397 net
['vim_info'] = str(net_vim
)
398 if net_vim
.get('fault'): #TODO
399 net
['error_msg'] = str(net_vim
['fault'])
400 except vimconn
.vimconnNotFoundException
as e
:
401 self
.logger
.error("Exception getting net status: %s", str(e
))
402 net
['status'] = "DELETED"
403 net
['error_msg'] = str(e
)
404 except vimconn
.vimconnException
as e
:
405 self
.logger
.error("Exception getting net status: %s", str(e
))
406 net
['status'] = "VIM_ERROR"
407 net
['error_msg'] = str(e
)
408 net_dict
[net_id
] = net
411 def get_flavor(self
, flavor_id
):
412 '''Obtain flavor details from the VIM. Returns the flavor dict details'''
413 self
.logger
.debug("Getting flavor '%s'", flavor_id
)
415 self
._reload
_connection
()
416 flavor
= self
.nova
.flavors
.find(id=flavor_id
)
417 #TODO parse input and translate to VIM format (openmano_schemas.new_vminstance_response_schema)
418 return flavor
.to_dict()
419 except (nvExceptions
.NotFound
, nvExceptions
.ClientException
, ksExceptions
.ClientException
, ConnectionError
) as e
:
420 self
._format
_exception
(e
)
422 def get_flavor_id_from_data(self
, flavor_dict
):
423 """Obtain flavor id that match the flavor description
424 Returns the flavor_id or raises a vimconnNotFoundException
425 flavor_dict: contains the required ram, vcpus, disk
426 If 'use_existing_flavors' is set to True at config, the closer flavor that provides same or more ram, vcpus
427 and disk is returned. Otherwise a flavor with exactly same ram, vcpus and disk is returned or a
428 vimconnNotFoundException is raised
430 exact_match
= False if self
.config
.get('use_existing_flavors') else True
432 self
._reload
_connection
()
433 flavor_candidate_id
= None
434 flavor_candidate_data
= (10000, 10000, 10000)
435 flavor_target
= (flavor_dict
["ram"], flavor_dict
["vcpus"], flavor_dict
["disk"])
437 numas
= flavor_dict
.get("extended", {}).get("numas")
440 raise vimconn
.vimconnNotFoundException("Flavor with EPA still not implemted")
442 # raise vimconn.vimconnNotFoundException("Cannot find any flavor with more than one numa")
444 # numas = extended.get("numas")
445 for flavor
in self
.nova
.flavors
.list():
446 epa
= flavor
.get_keys()
450 flavor_data
= (flavor
.ram
, flavor
.vcpus
, flavor
.disk
)
451 if flavor_data
== flavor_target
:
453 elif not exact_match
and flavor_target
< flavor_data
< flavor_candidate_data
:
454 flavor_candidate_id
= flavor
.id
455 flavor_candidate_data
= flavor_data
456 if not exact_match
and flavor_candidate_id
:
457 return flavor_candidate_id
458 raise vimconn
.vimconnNotFoundException("Cannot find any flavor matching '{}'".format(str(flavor_dict
)))
459 except (nvExceptions
.NotFound
, nvExceptions
.ClientException
, ksExceptions
.ClientException
, ConnectionError
) as e
:
460 self
._format
_exception
(e
)
463 def new_flavor(self
, flavor_data
, change_name_if_used
=True):
464 '''Adds a tenant flavor to openstack VIM
465 if change_name_if_used is True, it will change name in case of conflict, because it is not supported name repetition
466 Returns the flavor identifier
468 self
.logger
.debug("Adding flavor '%s'", str(flavor_data
))
472 name
=flavor_data
['name']
473 while retry
<max_retries
:
476 self
._reload
_connection
()
477 if change_name_if_used
:
480 fl
=self
.nova
.flavors
.list()
482 fl_names
.append(f
.name
)
483 while name
in fl_names
:
485 name
= flavor_data
['name']+"-" + str(name_suffix
)
487 ram
= flavor_data
.get('ram',64)
488 vcpus
= flavor_data
.get('vcpus',1)
491 extended
= flavor_data
.get("extended")
493 numas
=extended
.get("numas")
495 numa_nodes
= len(numas
)
497 return -1, "Can not add flavor with more than one numa"
498 numa_properties
= {"hw:numa_nodes":str(numa_nodes
)}
499 numa_properties
["hw:mem_page_size"] = "large"
500 numa_properties
["hw:cpu_policy"] = "dedicated"
501 numa_properties
["hw:numa_mempolicy"] = "strict"
503 #overwrite ram and vcpus
504 ram
= numa
['memory']*1024
505 #See for reference: https://specs.openstack.org/openstack/nova-specs/specs/mitaka/implemented/virt-driver-cpu-thread-pinning.html
506 if 'paired-threads' in numa
:
507 vcpus
= numa
['paired-threads']*2
508 #cpu_thread_policy "require" implies that the compute node must have an STM architecture
509 numa_properties
["hw:cpu_thread_policy"] = "require"
510 numa_properties
["hw:cpu_policy"] = "dedicated"
511 elif 'cores' in numa
:
512 vcpus
= numa
['cores']
513 # cpu_thread_policy "prefer" implies that the host must not have an SMT architecture, or a non-SMT architecture will be emulated
514 numa_properties
["hw:cpu_thread_policy"] = "isolate"
515 numa_properties
["hw:cpu_policy"] = "dedicated"
516 elif 'threads' in numa
:
517 vcpus
= numa
['threads']
518 # cpu_thread_policy "prefer" implies that the host may or may not have an SMT architecture
519 numa_properties
["hw:cpu_thread_policy"] = "prefer"
520 numa_properties
["hw:cpu_policy"] = "dedicated"
521 # for interface in numa.get("interfaces",() ):
522 # if interface["dedicated"]=="yes":
523 # raise vimconn.vimconnException("Passthrough interfaces are not supported for the openstack connector", http_code=vimconn.HTTP_Service_Unavailable)
524 # #TODO, add the key 'pci_passthrough:alias"="<label at config>:<number ifaces>"' when a way to connect it is available
527 new_flavor
=self
.nova
.flavors
.create(name
,
530 flavor_data
.get('disk',1),
531 is_public
=flavor_data
.get('is_public', True)
535 new_flavor
.set_keys(numa_properties
)
537 except nvExceptions
.Conflict
as e
:
538 if change_name_if_used
and retry
< max_retries
:
540 self
._format
_exception
(e
)
541 #except nvExceptions.BadRequest as e:
542 except (ksExceptions
.ClientException
, nvExceptions
.ClientException
, ConnectionError
) as e
:
543 self
._format
_exception
(e
)
545 def delete_flavor(self
,flavor_id
):
546 '''Deletes a tenant flavor from openstack VIM. Returns the old flavor_id
549 self
._reload
_connection
()
550 self
.nova
.flavors
.delete(flavor_id
)
552 #except nvExceptions.BadRequest as e:
553 except (nvExceptions
.NotFound
, ksExceptions
.ClientException
, nvExceptions
.ClientException
, ConnectionError
) as e
:
554 self
._format
_exception
(e
)
556 def new_image(self
,image_dict
):
558 Adds a tenant image to VIM. imge_dict is a dictionary with:
560 disk_format: qcow2, vhd, vmdk, raw (by default), ...
561 location: path or URI
562 public: "yes" or "no"
563 metadata: metadata of the image
566 # ALF TODO: revise and change for the new method or session
567 #using version 1 of glance client
568 glancev1
= gl1Client
.Client('1',self
.glance_endpoint
, token
=self
.keystone
.auth_token
, **self
.k_creds
) #TODO check k_creds vs n_creds
571 while retry
<max_retries
:
574 self
._reload
_connection
()
575 #determine format http://docs.openstack.org/developer/glance/formats.html
576 if "disk_format" in image_dict
:
577 disk_format
=image_dict
["disk_format"]
578 else: #autodiscover based on extension
579 if image_dict
['location'][-6:]==".qcow2":
581 elif image_dict
['location'][-4:]==".vhd":
583 elif image_dict
['location'][-5:]==".vmdk":
585 elif image_dict
['location'][-4:]==".vdi":
587 elif image_dict
['location'][-4:]==".iso":
589 elif image_dict
['location'][-4:]==".aki":
591 elif image_dict
['location'][-4:]==".ari":
593 elif image_dict
['location'][-4:]==".ami":
597 self
.logger
.debug("new_image: '%s' loading from '%s'", image_dict
['name'], image_dict
['location'])
598 if image_dict
['location'][0:4]=="http":
599 new_image
= glancev1
.images
.create(name
=image_dict
['name'], is_public
=image_dict
.get('public',"yes")=="yes",
600 container_format
="bare", location
=image_dict
['location'], disk_format
=disk_format
)
602 with
open(image_dict
['location']) as fimage
:
603 new_image
= glancev1
.images
.create(name
=image_dict
['name'], is_public
=image_dict
.get('public',"yes")=="yes",
604 container_format
="bare", data
=fimage
, disk_format
=disk_format
)
605 #insert metadata. We cannot use 'new_image.properties.setdefault'
606 #because nova and glance are "INDEPENDENT" and we are using nova for reading metadata
607 new_image_nova
=self
.nova
.images
.find(id=new_image
.id)
608 new_image_nova
.metadata
.setdefault('location',image_dict
['location'])
609 metadata_to_load
= image_dict
.get('metadata')
611 for k
,v
in yaml
.load(metadata_to_load
).iteritems():
612 new_image_nova
.metadata
.setdefault(k
,v
)
614 except (nvExceptions
.Conflict
, ksExceptions
.ClientException
, nvExceptions
.ClientException
) as e
:
615 self
._format
_exception
(e
)
616 except (HTTPException
, gl1Exceptions
.HTTPException
, gl1Exceptions
.CommunicationError
, ConnectionError
) as e
:
617 if retry
==max_retries
:
619 self
._format
_exception
(e
)
620 except IOError as e
: #can not open the file
621 raise vimconn
.vimconnConnectionException(type(e
).__name
__ + ": " + str(e
)+ " for " + image_dict
['location'],
622 http_code
=vimconn
.HTTP_Bad_Request
)
624 def delete_image(self
, image_id
):
625 '''Deletes a tenant image from openstack VIM. Returns the old id
628 self
._reload
_connection
()
629 self
.nova
.images
.delete(image_id
)
631 except (nvExceptions
.NotFound
, ksExceptions
.ClientException
, nvExceptions
.ClientException
, gl1Exceptions
.CommunicationError
, ConnectionError
) as e
: #TODO remove
632 self
._format
_exception
(e
)
634 def get_image_id_from_path(self
, path
):
635 '''Get the image id from image path in the VIM database. Returns the image_id'''
637 self
._reload
_connection
()
638 images
= self
.nova
.images
.list()
640 if image
.metadata
.get("location")==path
:
642 raise vimconn
.vimconnNotFoundException("image with location '{}' not found".format( path
))
643 except (ksExceptions
.ClientException
, nvExceptions
.ClientException
, gl1Exceptions
.CommunicationError
, ConnectionError
) as e
:
644 self
._format
_exception
(e
)
646 def get_image_list(self
, filter_dict
={}):
647 '''Obtain tenant images from VIM
651 checksum: image checksum
652 Returns the image list of dictionaries:
653 [{<the fields at Filter_dict plus some VIM specific>}, ...]
656 self
.logger
.debug("Getting image list from VIM filter: '%s'", str(filter_dict
))
658 self
._reload
_connection
()
659 filter_dict_os
=filter_dict
.copy()
660 #First we filter by the available filter fields: name, id. The others are removed.
661 filter_dict_os
.pop('checksum',None)
662 image_list
=self
.nova
.images
.findall(**filter_dict_os
)
663 if len(image_list
)==0:
665 #Then we filter by the rest of filter fields: checksum
667 for image
in image_list
:
668 image_class
=self
.glance
.images
.get(image
.id)
669 if 'checksum' not in filter_dict
or image_class
['checksum']==filter_dict
.get('checksum'):
670 filtered_list
.append(image_class
.copy())
672 except (ksExceptions
.ClientException
, nvExceptions
.ClientException
, gl1Exceptions
.CommunicationError
, ConnectionError
) as e
:
673 self
._format
_exception
(e
)
675 def new_vminstance(self
,name
,description
,start
,image_id
,flavor_id
,net_list
,cloud_config
=None,disk_list
=None):
676 '''Adds a VM instance to VIM
678 start: indicates if VM must start or boot in pause mode. Ignored
679 image_id,flavor_id: iamge and flavor uuid
680 net_list: list of interfaces, each one is a dictionary with:
682 net_id: network uuid to connect
683 vpci: virtual vcpi to assign, ignored because openstack lack #TODO
684 model: interface model, ignored #TODO
685 mac_address: used for SR-IOV ifaces #TODO for other types
686 use: 'data', 'bridge', 'mgmt'
687 type: 'virtual', 'PF', 'VF', 'VFnotShared'
688 vim_id: filled/added by this function
689 floating_ip: True/False (or it can be None)
690 #TODO ip, security groups
691 Returns the instance identifier
693 self
.logger
.debug("new_vminstance input: image='%s' flavor='%s' nics='%s'",image_id
, flavor_id
,str(net_list
))
697 external_network
=[] #list of external networks to be connected to instance, later on used to create floating_ip
698 self
._reload
_connection
()
699 metadata_vpci
={} #For a specific neutron plugin
701 if not net
.get("net_id"): #skip non connected iface
705 "network_id": net
["net_id"],
706 "name": net
.get("name"),
707 "admin_state_up": True
709 if net
["type"]=="virtual":
711 metadata_vpci
[ net
["net_id"] ] = [[ net
["vpci"], "" ]]
712 elif net
["type"]=="VF": # for VF
714 if "VF" not in metadata_vpci
:
715 metadata_vpci
["VF"]=[]
716 metadata_vpci
["VF"].append([ net
["vpci"], "" ])
717 port_dict
["binding:vnic_type"]="direct"
720 if "PF" not in metadata_vpci
:
721 metadata_vpci
["PF"]=[]
722 metadata_vpci
["PF"].append([ net
["vpci"], "" ])
723 port_dict
["binding:vnic_type"]="direct-physical"
724 if not port_dict
["name"]:
725 port_dict
["name"]=name
726 if net
.get("mac_address"):
727 port_dict
["mac_address"]=net
["mac_address"]
728 if net
.get("port_security") == False:
729 port_dict
["port_security_enabled"]=net
["port_security"]
730 new_port
= self
.neutron
.create_port({"port": port_dict
})
731 net
["mac_adress"] = new_port
["port"]["mac_address"]
732 net
["vim_id"] = new_port
["port"]["id"]
733 net
["ip"] = new_port
["port"].get("fixed_ips", [{}])[0].get("ip_address")
734 net_list_vim
.append({"port-id": new_port
["port"]["id"]})
736 if net
.get('floating_ip', False):
737 net
['exit_on_floating_ip_error'] = True
738 external_network
.append(net
)
739 elif net
['use'] == 'mgmt' and self
.config
.get('use_floating_ip'):
740 net
['exit_on_floating_ip_error'] = False
741 external_network
.append(net
)
744 metadata
= {"pci_assignement": json
.dumps(metadata_vpci
)}
745 if len(metadata
["pci_assignement"]) >255:
746 #limit the metadata size
747 #metadata["pci_assignement"] = metadata["pci_assignement"][0:255]
748 self
.logger
.warn("Metadata deleted since it exceeds the expected length (255) ")
751 self
.logger
.debug("name '%s' image_id '%s'flavor_id '%s' net_list_vim '%s' description '%s' metadata %s",
752 name
, image_id
, flavor_id
, str(net_list_vim
), description
, str(metadata
))
754 security_groups
= self
.config
.get('security_groups')
755 if type(security_groups
) is str:
756 security_groups
= ( security_groups
, )
760 if isinstance(cloud_config
, dict):
761 if cloud_config
.get("user-data"):
762 userdata
=cloud_config
["user-data"]
763 if cloud_config
.get("boot-data-drive") != None:
764 config_drive
= cloud_config
["boot-data-drive"]
765 if cloud_config
.get("config-files") or cloud_config
.get("users") or cloud_config
.get("key-pairs"):
767 raise vimconn
.vimconnConflictException("Cloud-config cannot contain both 'userdata' and 'config-files'/'users'/'key-pairs'")
770 if cloud_config
.get("key-pairs"):
771 userdata_dict
["ssh-authorized-keys"] = cloud_config
["key-pairs"]
772 userdata_dict
["users"] = [{"default": None, "ssh-authorized-keys": cloud_config
["key-pairs"] }]
773 if cloud_config
.get("users"):
774 if "users" not in userdata_dict
:
775 userdata_dict
["users"] = [ "default" ]
776 for user
in cloud_config
["users"]:
778 "name" : user
["name"],
779 "sudo": "ALL = (ALL)NOPASSWD:ALL"
781 if "user-info" in user
:
782 user_info
["gecos"] = user
["user-info"]
783 if user
.get("key-pairs"):
784 user_info
["ssh-authorized-keys"] = user
["key-pairs"]
785 userdata_dict
["users"].append(user_info
)
787 if cloud_config
.get("config-files"):
788 userdata_dict
["write_files"] = []
789 for file in cloud_config
["config-files"]:
791 "path" : file["dest"],
792 "content": file["content"]
794 if file.get("encoding"):
795 file_info
["encoding"] = file["encoding"]
796 if file.get("permissions"):
797 file_info
["permissions"] = file["permissions"]
798 if file.get("owner"):
799 file_info
["owner"] = file["owner"]
800 userdata_dict
["write_files"].append(file_info
)
801 userdata
= "#cloud-config\n"
802 userdata
+= yaml
.safe_dump(userdata_dict
, indent
=4, default_flow_style
=False)
803 self
.logger
.debug("userdata: %s", userdata
)
804 elif isinstance(cloud_config
, str):
805 userdata
= cloud_config
807 #Create additional volumes in case these are present in disk_list
808 block_device_mapping
= None
809 base_disk_index
= ord('b')
810 if disk_list
!= None:
811 block_device_mapping
= dict()
812 for disk
in disk_list
:
813 if 'image_id' in disk
:
814 volume
= self
.cinder
.volumes
.create(size
= disk
['size'],name
= name
+ '_vd' +
815 chr(base_disk_index
), imageRef
= disk
['image_id'])
817 volume
= self
.cinder
.volumes
.create(size
=disk
['size'], name
=name
+ '_vd' +
818 chr(base_disk_index
))
819 block_device_mapping
['_vd' + chr(base_disk_index
)] = volume
.id
822 #wait until volumes are with status available
825 while keep_waiting
and elapsed_time
< volume_timeout
:
827 for volume_id
in block_device_mapping
.itervalues():
828 if self
.cinder
.volumes
.get(volume_id
).status
!= 'available':
834 #if we exceeded the timeout rollback
835 if elapsed_time
>= volume_timeout
:
836 #delete the volumes we just created
837 for volume_id
in block_device_mapping
.itervalues():
838 self
.cinder
.volumes
.delete(volume_id
)
840 #delete ports we just created
841 for net_item
in net_list_vim
:
842 if 'port-id' in net_item
:
843 self
.neutron
.delete_port(net_item
['port-id'])
845 raise vimconn
.vimconnException('Timeout creating volumes for instance ' + name
,
846 http_code
=vimconn
.HTTP_Request_Timeout
)
848 self
.logger
.debug("nova.servers.create({}, {}, {}, nics={}, meta={}, security_groups={}," \
849 "availability_zone={}, key_name={}, userdata={}, config_drive={}, " \
850 "block_device_mapping={})".format(name
, image_id
, flavor_id
, net_list_vim
,
851 metadata
, security_groups
, self
.config
.get('availability_zone'),
852 self
.config
.get('keypair'), userdata
, config_drive
, block_device_mapping
))
853 server
= self
.nova
.servers
.create(name
, image_id
, flavor_id
, nics
=net_list_vim
, meta
=metadata
,
854 security_groups
=security_groups
,
855 availability_zone
=self
.config
.get('availability_zone'),
856 key_name
=self
.config
.get('keypair'),
858 config_drive
= config_drive
,
859 block_device_mapping
= block_device_mapping
860 ) # , description=description)
861 #print "DONE :-)", server
863 floating_ips
= self
.neutron
.list_floatingips().get("floatingips", ())
864 for floating_network
in external_network
:
866 # wait until vm is active
868 while elapsed_time
< server_timeout
:
869 status
= self
.nova
.servers
.get(server
.id).status
870 if status
== 'ACTIVE':
875 #if we exceeded the timeout rollback
876 if elapsed_time
>= server_timeout
:
877 raise vimconn
.vimconnException('Timeout creating instance ' + name
,
878 http_code
=vimconn
.HTTP_Request_Timeout
)
881 while(assigned
== False):
883 ip
= floating_ips
.pop(0)
884 if not ip
.get("port_id", False) and ip
.get('tenant_id') == server
.tenant_id
:
885 free_floating_ip
= ip
.get("floating_ip_address")
887 fix_ip
= floating_network
.get('ip')
888 server
.add_floating_ip(free_floating_ip
, fix_ip
)
890 except Exception as e
:
891 raise vimconn
.vimconnException(type(e
).__name
__ + ": Cannot create floating_ip "+ str(e
), http_code
=vimconn
.HTTP_Conflict
)
893 #Find the external network
894 external_nets
= list()
895 for net
in self
.neutron
.list_networks()['networks']:
896 if net
['router:external']:
897 external_nets
.append(net
)
899 if len(external_nets
) == 0:
900 raise vimconn
.vimconnException("Cannot create floating_ip automatically since no external "
901 "network is present",
902 http_code
=vimconn
.HTTP_Conflict
)
903 if len(external_nets
) > 1:
904 raise vimconn
.vimconnException("Cannot create floating_ip automatically since multiple "
905 "external networks are present",
906 http_code
=vimconn
.HTTP_Conflict
)
908 pool_id
= external_nets
[0].get('id')
909 param
= {'floatingip': {'floating_network_id': pool_id
, 'tenant_id': server
.tenant_id
}}
911 #self.logger.debug("Creating floating IP")
912 new_floating_ip
= self
.neutron
.create_floatingip(param
)
913 free_floating_ip
= new_floating_ip
['floatingip']['floating_ip_address']
914 fix_ip
= floating_network
.get('ip')
915 server
.add_floating_ip(free_floating_ip
, fix_ip
)
917 except Exception as e
:
918 raise vimconn
.vimconnException(type(e
).__name
__ + ": Cannot assign floating_ip "+ str(e
), http_code
=vimconn
.HTTP_Conflict
)
919 except Exception as e
:
920 if not floating_network
['exit_on_floating_ip_error']:
921 self
.logger
.warn("Cannot create floating_ip. %s", str(e
))
923 self
.delete_vminstance(server
.id)
927 # except nvExceptions.NotFound as e:
928 # error_value=-vimconn.HTTP_Not_Found
929 # error_text= "vm instance %s not found" % vm_id
930 except (ksExceptions
.ClientException
, nvExceptions
.ClientException
, ConnectionError
) as e
:
931 # delete the volumes we just created
932 if block_device_mapping
!= None:
933 for volume_id
in block_device_mapping
.itervalues():
934 self
.cinder
.volumes
.delete(volume_id
)
936 # delete ports we just created
937 for net_item
in net_list_vim
:
938 if 'port-id' in net_item
:
939 self
.neutron
.delete_port(net_item
['port-id'])
940 self
._format
_exception
(e
)
941 except TypeError as e
:
942 raise vimconn
.vimconnException(type(e
).__name
__ + ": "+ str(e
), http_code
=vimconn
.HTTP_Bad_Request
)
944 def get_vminstance(self
,vm_id
):
945 '''Returns the VM instance information from VIM'''
946 #self.logger.debug("Getting VM from VIM")
948 self
._reload
_connection
()
949 server
= self
.nova
.servers
.find(id=vm_id
)
950 #TODO parse input and translate to VIM format (openmano_schemas.new_vminstance_response_schema)
951 return server
.to_dict()
952 except (ksExceptions
.ClientException
, nvExceptions
.ClientException
, nvExceptions
.NotFound
, ConnectionError
) as e
:
953 self
._format
_exception
(e
)
955 def get_vminstance_console(self
,vm_id
, console_type
="vnc"):
957 Get a console for the virtual machine
959 vm_id: uuid of the VM
960 console_type, can be:
961 "novnc" (by default), "xvpvnc" for VNC types,
962 "rdp-html5" for RDP types, "spice-html5" for SPICE types
963 Returns dict with the console parameters:
964 protocol: ssh, ftp, http, https, ...
965 server: usually ip address
966 port: the http, ssh, ... port
967 suffix: extra text, e.g. the http path and query string
969 self
.logger
.debug("Getting VM CONSOLE from VIM")
971 self
._reload
_connection
()
972 server
= self
.nova
.servers
.find(id=vm_id
)
973 if console_type
== None or console_type
== "novnc":
974 console_dict
= server
.get_vnc_console("novnc")
975 elif console_type
== "xvpvnc":
976 console_dict
= server
.get_vnc_console(console_type
)
977 elif console_type
== "rdp-html5":
978 console_dict
= server
.get_rdp_console(console_type
)
979 elif console_type
== "spice-html5":
980 console_dict
= server
.get_spice_console(console_type
)
982 raise vimconn
.vimconnException("console type '{}' not allowed".format(console_type
), http_code
=vimconn
.HTTP_Bad_Request
)
984 console_dict1
= console_dict
.get("console")
986 console_url
= console_dict1
.get("url")
989 protocol_index
= console_url
.find("//")
990 suffix_index
= console_url
[protocol_index
+2:].find("/") + protocol_index
+2
991 port_index
= console_url
[protocol_index
+2:suffix_index
].find(":") + protocol_index
+2
992 if protocol_index
< 0 or port_index
<0 or suffix_index
<0:
993 return -vimconn
.HTTP_Internal_Server_Error
, "Unexpected response from VIM"
994 console_dict
={"protocol": console_url
[0:protocol_index
],
995 "server": console_url
[protocol_index
+2:port_index
],
996 "port": console_url
[port_index
:suffix_index
],
997 "suffix": console_url
[suffix_index
+1:]
1001 raise vimconn
.vimconnUnexpectedResponse("Unexpected response from VIM")
1003 except (nvExceptions
.NotFound
, ksExceptions
.ClientException
, nvExceptions
.ClientException
, nvExceptions
.BadRequest
, ConnectionError
) as e
:
1004 self
._format
_exception
(e
)
1006 def delete_vminstance(self
, vm_id
):
1007 '''Removes a VM instance from VIM. Returns the old identifier
1009 #print "osconnector: Getting VM from VIM"
1011 self
._reload
_connection
()
1012 #delete VM ports attached to this networks before the virtual machine
1013 ports
= self
.neutron
.list_ports(device_id
=vm_id
)
1014 for p
in ports
['ports']:
1016 self
.neutron
.delete_port(p
["id"])
1017 except Exception as e
:
1018 self
.logger
.error("Error deleting port: " + type(e
).__name
__ + ": "+ str(e
))
1020 #commented because detaching the volumes makes the servers.delete not work properly ?!?
1021 #dettach volumes attached
1022 server
= self
.nova
.servers
.get(vm_id
)
1023 volumes_attached_dict
= server
._info
['os-extended-volumes:volumes_attached']
1024 #for volume in volumes_attached_dict:
1025 # self.cinder.volumes.detach(volume['id'])
1027 self
.nova
.servers
.delete(vm_id
)
1030 #Although having detached them should have them in active status
1031 #we ensure in this loop
1034 while keep_waiting
and elapsed_time
< volume_timeout
:
1035 keep_waiting
= False
1036 for volume
in volumes_attached_dict
:
1037 if self
.cinder
.volumes
.get(volume
['id']).status
!= 'available':
1040 self
.cinder
.volumes
.delete(volume
['id'])
1046 except (nvExceptions
.NotFound
, ksExceptions
.ClientException
, nvExceptions
.ClientException
, ConnectionError
) as e
:
1047 self
._format
_exception
(e
)
1048 #TODO insert exception vimconn.HTTP_Unauthorized
1049 #if reaching here is because an exception
1051 def refresh_vms_status(self
, vm_list
):
1052 '''Get the status of the virtual machines and their interfaces/ports
1053 Params: the list of VM identifiers
1054 Returns a dictionary with:
1055 vm_id: #VIM id of this Virtual Machine
1056 status: #Mandatory. Text with one of:
1057 # DELETED (not found at vim)
1058 # VIM_ERROR (Cannot connect to VIM, VIM response error, ...)
1059 # OTHER (Vim reported other status not understood)
1060 # ERROR (VIM indicates an ERROR status)
1061 # ACTIVE, PAUSED, SUSPENDED, INACTIVE (not running),
1062 # CREATING (on building process), ERROR
1063 # ACTIVE:NoMgmtIP (Active but any of its interface has an IP address
1065 error_msg: #Text with VIM error message, if any. Or the VIM connection ERROR
1066 vim_info: #Text with plain information obtained from vim (yaml.safe_dump)
1068 - vim_info: #Text with plain information obtained from vim (yaml.safe_dump)
1069 mac_address: #Text format XX:XX:XX:XX:XX:XX
1070 vim_net_id: #network id where this interface is connected
1071 vim_interface_id: #interface/port VIM id
1072 ip_address: #null, or text with IPv4, IPv6 address
1073 compute_node: #identification of compute node where PF,VF interface is allocated
1074 pci: #PCI address of the NIC that hosts the PF,VF
1075 vlan: #physical VLAN used for VF
1078 self
.logger
.debug("refresh_vms status: Getting tenant VM instance information from VIM")
1079 for vm_id
in vm_list
:
1082 vm_vim
= self
.get_vminstance(vm_id
)
1083 if vm_vim
['status'] in vmStatus2manoFormat
:
1084 vm
['status'] = vmStatus2manoFormat
[ vm_vim
['status'] ]
1086 vm
['status'] = "OTHER"
1087 vm
['error_msg'] = "VIM status reported " + vm_vim
['status']
1089 vm
['vim_info'] = yaml
.safe_dump(vm_vim
, default_flow_style
=True, width
=256)
1090 except yaml
.representer
.RepresenterError
:
1091 vm
['vim_info'] = str(vm_vim
)
1092 vm
["interfaces"] = []
1093 if vm_vim
.get('fault'):
1094 vm
['error_msg'] = str(vm_vim
['fault'])
1097 self
._reload
_connection
()
1098 port_dict
=self
.neutron
.list_ports(device_id
=vm_id
)
1099 for port
in port_dict
["ports"]:
1102 interface
['vim_info'] = yaml
.safe_dump(port
, default_flow_style
=True, width
=256)
1103 except yaml
.representer
.RepresenterError
:
1104 interface
['vim_info'] = str(port
)
1105 interface
["mac_address"] = port
.get("mac_address")
1106 interface
["vim_net_id"] = port
["network_id"]
1107 interface
["vim_interface_id"] = port
["id"]
1108 # check if OS-EXT-SRV-ATTR:host is there,
1109 # in case of non-admin credentials, it will be missing
1110 if vm_vim
.get('OS-EXT-SRV-ATTR:host'):
1111 interface
["compute_node"] = vm_vim
['OS-EXT-SRV-ATTR:host']
1112 interface
["pci"] = None
1114 # check if binding:profile is there,
1115 # in case of non-admin credentials, it will be missing
1116 if port
.get('binding:profile'):
1117 if port
['binding:profile'].get('pci_slot'):
1118 # TODO: At the moment sr-iov pci addresses are converted to PF pci addresses by setting the slot to 0x00
1119 # TODO: This is just a workaround valid for niantinc. Find a better way to do so
1120 # CHANGE DDDD:BB:SS.F to DDDD:BB:00.(F%2) assuming there are 2 ports per nic
1121 pci
= port
['binding:profile']['pci_slot']
1122 # interface["pci"] = pci[:-4] + "00." + str(int(pci[-1]) % 2)
1123 interface
["pci"] = pci
1124 interface
["vlan"] = None
1125 #if network is of type vlan and port is of type direct (sr-iov) then set vlan id
1126 network
= self
.neutron
.show_network(port
["network_id"])
1127 if network
['network'].get('provider:network_type') == 'vlan' and \
1128 port
.get("binding:vnic_type") == "direct":
1129 interface
["vlan"] = network
['network'].get('provider:segmentation_id')
1131 #look for floating ip address
1132 floating_ip_dict
= self
.neutron
.list_floatingips(port_id
=port
["id"])
1133 if floating_ip_dict
.get("floatingips"):
1134 ips
.append(floating_ip_dict
["floatingips"][0].get("floating_ip_address") )
1136 for subnet
in port
["fixed_ips"]:
1137 ips
.append(subnet
["ip_address"])
1138 interface
["ip_address"] = ";".join(ips
)
1139 vm
["interfaces"].append(interface
)
1140 except Exception as e
:
1141 self
.logger
.error("Error getting vm interface information " + type(e
).__name
__ + ": "+ str(e
))
1142 except vimconn
.vimconnNotFoundException
as e
:
1143 self
.logger
.error("Exception getting vm status: %s", str(e
))
1144 vm
['status'] = "DELETED"
1145 vm
['error_msg'] = str(e
)
1146 except vimconn
.vimconnException
as e
:
1147 self
.logger
.error("Exception getting vm status: %s", str(e
))
1148 vm
['status'] = "VIM_ERROR"
1149 vm
['error_msg'] = str(e
)
1153 def action_vminstance(self
, vm_id
, action_dict
):
1154 '''Send and action over a VM instance from VIM
1155 Returns the vm_id if the action was successfully sent to the VIM'''
1156 self
.logger
.debug("Action over VM '%s': %s", vm_id
, str(action_dict
))
1158 self
._reload
_connection
()
1159 server
= self
.nova
.servers
.find(id=vm_id
)
1160 if "start" in action_dict
:
1161 if action_dict
["start"]=="rebuild":
1164 if server
.status
=="PAUSED":
1166 elif server
.status
=="SUSPENDED":
1168 elif server
.status
=="SHUTOFF":
1170 elif "pause" in action_dict
:
1172 elif "resume" in action_dict
:
1174 elif "shutoff" in action_dict
or "shutdown" in action_dict
:
1176 elif "forceOff" in action_dict
:
1178 elif "terminate" in action_dict
:
1180 elif "createImage" in action_dict
:
1181 server
.create_image()
1182 #"path":path_schema,
1183 #"description":description_schema,
1184 #"name":name_schema,
1185 #"metadata":metadata_schema,
1186 #"imageRef": id_schema,
1187 #"disk": {"oneOf":[{"type": "null"}, {"type":"string"}] },
1188 elif "rebuild" in action_dict
:
1189 server
.rebuild(server
.image
['id'])
1190 elif "reboot" in action_dict
:
1191 server
.reboot() #reboot_type='SOFT'
1192 elif "console" in action_dict
:
1193 console_type
= action_dict
["console"]
1194 if console_type
== None or console_type
== "novnc":
1195 console_dict
= server
.get_vnc_console("novnc")
1196 elif console_type
== "xvpvnc":
1197 console_dict
= server
.get_vnc_console(console_type
)
1198 elif console_type
== "rdp-html5":
1199 console_dict
= server
.get_rdp_console(console_type
)
1200 elif console_type
== "spice-html5":
1201 console_dict
= server
.get_spice_console(console_type
)
1203 raise vimconn
.vimconnException("console type '{}' not allowed".format(console_type
),
1204 http_code
=vimconn
.HTTP_Bad_Request
)
1206 console_url
= console_dict
["console"]["url"]
1208 protocol_index
= console_url
.find("//")
1209 suffix_index
= console_url
[protocol_index
+2:].find("/") + protocol_index
+2
1210 port_index
= console_url
[protocol_index
+2:suffix_index
].find(":") + protocol_index
+2
1211 if protocol_index
< 0 or port_index
<0 or suffix_index
<0:
1212 raise vimconn
.vimconnException("Unexpected response from VIM " + str(console_dict
))
1213 console_dict2
={"protocol": console_url
[0:protocol_index
],
1214 "server": console_url
[protocol_index
+2 : port_index
],
1215 "port": int(console_url
[port_index
+1 : suffix_index
]),
1216 "suffix": console_url
[suffix_index
+1:]
1218 return console_dict2
1219 except Exception as e
:
1220 raise vimconn
.vimconnException("Unexpected response from VIM " + str(console_dict
))
1223 except (ksExceptions
.ClientException
, nvExceptions
.ClientException
, nvExceptions
.NotFound
, ConnectionError
) as e
:
1224 self
._format
_exception
(e
)
1225 #TODO insert exception vimconn.HTTP_Unauthorized
1229 def new_external_port(self
, port_data
):
1230 #TODO openstack if needed
1231 '''Adds a external port to VIM'''
1232 '''Returns the port identifier'''
1233 return -vimconn
.HTTP_Internal_Server_Error
, "osconnector.new_external_port() not implemented"
1235 def connect_port_network(self
, port_id
, network_id
, admin
=False):
1236 #TODO openstack if needed
1237 '''Connects a external port to a network'''
1238 '''Returns status code of the VIM response'''
1239 return -vimconn
.HTTP_Internal_Server_Error
, "osconnector.connect_port_network() not implemented"
1241 def new_user(self
, user_name
, user_passwd
, tenant_id
=None):
1242 '''Adds a new user to openstack VIM'''
1243 '''Returns the user identifier'''
1244 self
.logger
.debug("osconnector: Adding a new user to VIM")
1246 self
._reload
_connection
()
1247 user
=self
.keystone
.users
.create(user_name
, user_passwd
, tenant_id
=tenant_id
)
1248 #self.keystone.tenants.add_user(self.k_creds["username"], #role)
1250 except ksExceptions
.ConnectionError
as e
:
1251 error_value
=-vimconn
.HTTP_Bad_Request
1252 error_text
= type(e
).__name
__ + ": "+ (str(e
) if len(e
.args
)==0 else str(e
.args
[0]))
1253 except ksExceptions
.ClientException
as e
: #TODO remove
1254 error_value
=-vimconn
.HTTP_Bad_Request
1255 error_text
= type(e
).__name
__ + ": "+ (str(e
) if len(e
.args
)==0 else str(e
.args
[0]))
1256 #TODO insert exception vimconn.HTTP_Unauthorized
1257 #if reaching here is because an exception
1259 self
.logger
.debug("new_user " + error_text
)
1260 return error_value
, error_text
1262 def delete_user(self
, user_id
):
1263 '''Delete a user from openstack VIM'''
1264 '''Returns the user identifier'''
1266 print "osconnector: Deleting a user from VIM"
1268 self
._reload
_connection
()
1269 self
.keystone
.users
.delete(user_id
)
1271 except ksExceptions
.ConnectionError
as e
:
1272 error_value
=-vimconn
.HTTP_Bad_Request
1273 error_text
= type(e
).__name
__ + ": "+ (str(e
) if len(e
.args
)==0 else str(e
.args
[0]))
1274 except ksExceptions
.NotFound
as e
:
1275 error_value
=-vimconn
.HTTP_Not_Found
1276 error_text
= type(e
).__name
__ + ": "+ (str(e
) if len(e
.args
)==0 else str(e
.args
[0]))
1277 except ksExceptions
.ClientException
as e
: #TODO remove
1278 error_value
=-vimconn
.HTTP_Bad_Request
1279 error_text
= type(e
).__name
__ + ": "+ (str(e
) if len(e
.args
)==0 else str(e
.args
[0]))
1280 #TODO insert exception vimconn.HTTP_Unauthorized
1281 #if reaching here is because an exception
1283 print "delete_tenant " + error_text
1284 return error_value
, error_text
1286 def get_hosts_info(self
):
1287 '''Get the information of deployed hosts
1288 Returns the hosts content'''
1290 print "osconnector: Getting Host info from VIM"
1293 self
._reload
_connection
()
1294 hypervisors
= self
.nova
.hypervisors
.list()
1295 for hype
in hypervisors
:
1296 h_list
.append( hype
.to_dict() )
1297 return 1, {"hosts":h_list
}
1298 except nvExceptions
.NotFound
as e
:
1299 error_value
=-vimconn
.HTTP_Not_Found
1300 error_text
= (str(e
) if len(e
.args
)==0 else str(e
.args
[0]))
1301 except (ksExceptions
.ClientException
, nvExceptions
.ClientException
) as e
:
1302 error_value
=-vimconn
.HTTP_Bad_Request
1303 error_text
= type(e
).__name
__ + ": "+ (str(e
) if len(e
.args
)==0 else str(e
.args
[0]))
1304 #TODO insert exception vimconn.HTTP_Unauthorized
1305 #if reaching here is because an exception
1307 print "get_hosts_info " + error_text
1308 return error_value
, error_text
1310 def get_hosts(self
, vim_tenant
):
1311 '''Get the hosts and deployed instances
1312 Returns the hosts content'''
1313 r
, hype_dict
= self
.get_hosts_info()
1316 hypervisors
= hype_dict
["hosts"]
1318 servers
= self
.nova
.servers
.list()
1319 for hype
in hypervisors
:
1320 for server
in servers
:
1321 if server
.to_dict()['OS-EXT-SRV-ATTR:hypervisor_hostname']==hype
['hypervisor_hostname']:
1323 hype
['vm'].append(server
.id)
1325 hype
['vm'] = [server
.id]
1327 except nvExceptions
.NotFound
as e
:
1328 error_value
=-vimconn
.HTTP_Not_Found
1329 error_text
= (str(e
) if len(e
.args
)==0 else str(e
.args
[0]))
1330 except (ksExceptions
.ClientException
, nvExceptions
.ClientException
) as e
:
1331 error_value
=-vimconn
.HTTP_Bad_Request
1332 error_text
= type(e
).__name
__ + ": "+ (str(e
) if len(e
.args
)==0 else str(e
.args
[0]))
1333 #TODO insert exception vimconn.HTTP_Unauthorized
1334 #if reaching here is because an exception
1336 print "get_hosts " + error_text
1337 return error_value
, error_text