1 # -*- coding: utf-8 -*-
4 # Copyright 2015 Telefonica Investigacion y Desarrollo, S.A.U.
5 # This file is part of openvim
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 This is thread that interacts with a VIM. It processes TASKs sequentially against a single VIM.
26 The tasks are stored at database in table vim_wim_actions
27 The task content is (M: stored at memory, D: stored at database):
28 MD instance_action_id: reference a global action over an instance-scenario: database instance_actions
29 MD task_index: index number of the task. This together with the previous forms a unique key identifier
30 MD datacenter_vim_id: should contain the uuid of the VIM managed by this thread
31 MD vim_id: id of the vm,net,etc at VIM
32 MD action: CREATE, DELETE, FIND
33 MD item: database table name, can be instance_vms, instance_nets, TODO: datacenter_flavors, datacenter_images
34 MD item_id: uuid of the referenced entry in the previous table
35 MD status: SCHEDULED,BUILD,DONE,FAILED,SUPERSEDED
36 MD extra: text with yaml format at database, dict at memory with:
37 params: list with the params to be sent to the VIM for CREATE or FIND. For DELETE the vim_id is taken from other related tasks
38 find: (only for CREATE tasks) if present it should FIND before creating and use if existing. Contains the FIND params
39 depends_on: list with the 'task_index'es of tasks that must be completed before. e.g. a vm creation depends on a net creation
40 can contain an int (single index on the same instance-action) or str (compete action ID)
41 sdn_net_id: used for net.
43 interfaces: used for VMs. Each key is the uuid of the instance_interfaces entry at database
44 iface_id: uuid of intance_interfaces
47 created_items: dictionary with extra elements created that need to be deleted. e.g. ports, volumes,...
48 created: False if the VIM element is not created by other actions, and it should not be deleted
49 vim_status: VIM status of the element. Stored also at database in the instance_XXX
50 M depends: dict with task_index(from depends_on) to task class
51 M params: same as extra[params] but with the resolved dependencies
52 M vim_interfaces: similar to extra[interfaces] but with VIM information. Stored at database in the instance_XXX but not at vim_wim_actions
53 M vim_info: Detailed information of a vm,net from the VIM. Stored at database in the instance_XXX but not at vim_wim_actions
54 MD error_msg: descriptive text upon an error.Stored also at database instance_XXX
55 MD created_at: task creation time
56 MD modified_at: last task update time. On refresh it contains when this task need to be refreshed
65 import vimconn_openvim
67 import vimconn_opennebula
68 import vimconn_openstack
71 from db_base
import db_base_Exception
72 from lib_osm_openvim
.ovim
import ovimException
73 from copy
import deepcopy
75 __author__
= "Alfonso Tierno, Pablo Montes"
76 __date__
= "$28-Sep-2017 12:07:15$"
79 "openvim": vimconn_openvim
,
81 "opennebula": vimconn_opennebula
,
82 "openstack": vimconn_openstack
,
83 "vmware": vimconn_vmware
,
87 def is_task_id(task_id
):
88 return task_id
.startswith("TASK-")
91 class VimThreadException(Exception):
95 class VimThreadExceptionNotFound(VimThreadException
):
99 class vim_thread(threading
.Thread
):
100 REFRESH_BUILD
= 5 # 5 seconds
101 REFRESH_ACTIVE
= 60 # 1 minute
103 def __init__(self
, task_lock
, name
=None, datacenter_name
=None, datacenter_tenant_id
=None,
104 db
=None, db_lock
=None, ovim
=None):
108 'name' name of thread
109 'host','user': host ip or name to manage and user
110 'db', 'db_lock': database class and lock to use it in exclusion
112 threading
.Thread
.__init
__(self
)
114 self
.error_status
= None
115 self
.datacenter_name
= datacenter_name
116 self
.datacenter_tenant_id
= datacenter_tenant_id
119 self
.name
= vimconn
["id"] + "." + vimconn
["config"]["datacenter_tenant_id"]
122 self
.vim_persistent_info
= {}
124 self
.logger
= logging
.getLogger('openmano.vim.' + self
.name
)
126 self
.db_lock
= db_lock
128 self
.task_lock
= task_lock
129 self
.task_queue
= Queue
.Queue(2000)
131 self
.refresh_tasks
= []
132 """Contains time ordered task list for refreshing the status of VIM VMs and nets"""
134 self
.pending_tasks
= []
135 """Contains time ordered task list for creation, deletion of VIM VMs and nets"""
137 self
.grouped_tasks
= {}
138 """ It contains all the creation/deletion pending tasks grouped by its concrete vm, net, etc
140 - <task1> # e.g. CREATE task
141 <task2> # e.g. DELETE task
144 def get_vimconnector(self
):
146 from_
= "datacenter_tenants as dt join datacenters as d on dt.datacenter_id=d.uuid"
147 select_
= ('type', 'd.config as config', 'd.uuid as datacenter_id', 'vim_url', 'vim_url_admin',
148 'd.name as datacenter_name', 'dt.uuid as datacenter_tenant_id',
149 'dt.vim_tenant_name as vim_tenant_name', 'dt.vim_tenant_id as vim_tenant_id',
150 'user', 'passwd', 'dt.config as dt_config')
151 where_
= {"dt.uuid": self
.datacenter_tenant_id
}
152 vims
= self
.db
.get_rows(FROM
=from_
, SELECT
=select_
, WHERE
=where_
)
156 vim_config
.update(yaml
.load(vim
["config"]))
158 vim_config
.update(yaml
.load(vim
["dt_config"]))
159 vim_config
['datacenter_tenant_id'] = vim
.get('datacenter_tenant_id')
160 vim_config
['datacenter_id'] = vim
.get('datacenter_id')
164 vim_config
["wim_external_ports"] = self
.ovim
.get_of_port_mappings(
165 db_filter
={"region": vim_config
['datacenter_id'], "pci": None})
167 self
.vim
= vim_module
[vim
["type"]].vimconnector(
168 uuid
=vim
['datacenter_id'], name
=vim
['datacenter_name'],
169 tenant_id
=vim
['vim_tenant_id'], tenant_name
=vim
['vim_tenant_name'],
170 url
=vim
['vim_url'], url_admin
=vim
['vim_url_admin'],
171 user
=vim
['user'], passwd
=vim
['passwd'],
172 config
=vim_config
, persistent_info
=self
.vim_persistent_info
174 self
.error_status
= None
175 except Exception as e
:
176 self
.logger
.error("Cannot load vimconnector for vim_account {}: {}".format(self
.datacenter_tenant_id
, e
))
178 self
.error_status
= "Error loading vimconnector: {}".format(e
)
180 def _reload_vim_actions(self
):
182 Read actions from database and reload them at memory. Fill self.refresh_list, pending_list, vim_actions
186 action_completed
= False
188 old_action_key
= None
195 # get 200 (database_limit) entries each time
196 vim_actions
= self
.db
.get_rows(FROM
="vim_wim_actions",
197 WHERE
={"datacenter_vim_id": self
.datacenter_tenant_id
,
198 "item_id>=": old_item_id
},
199 ORDER_BY
=("item_id", "item", "created_at",),
200 LIMIT
=database_limit
)
201 for task
in vim_actions
:
203 item_id
= task
["item_id"]
205 # skip the first entries that are already processed in the previous pool of 200
207 if item_id
== old_item_id
and item
== old_item
and task
["created_at"] == old_created_at
:
208 old_item_id
= False # next one will be a new un-processed task
211 action_key
= item
+ item_id
212 if old_action_key
!= action_key
:
213 if not action_completed
and task_list
:
214 # This will fill needed task parameters into memory, and insert the task if needed in
215 # self.pending_tasks or self.refresh_tasks
217 self
._insert
_pending
_tasks
(task_list
)
218 except Exception as e
:
219 self
.logger
.critical(
220 "Unexpected exception at _reload_vim_actions:_insert_pending_tasks: " + str(e
),
223 old_action_key
= action_key
224 action_completed
= False
225 elif action_completed
:
228 if task
["status"] == "SCHEDULED" or task
["action"] == "CREATE" or task
["action"] == "FIND":
229 task_list
.append(task
)
230 elif task
["action"] == "DELETE":
231 # action completed because deleted and status is not SCHEDULED. Not needed anything
232 action_completed
= True
233 if len(vim_actions
) == database_limit
:
234 # update variables for get the next database iteration
235 old_item_id
= item_id
237 old_created_at
= task
["created_at"]
240 # Last actions group need to be inserted too
241 if not action_completed
and task_list
:
243 self
._insert
_pending
_tasks
(task_list
)
244 except Exception as e
:
245 self
.logger
.critical("Unexpected exception at _reload_vim_actions:_insert_pending_tasks: " + str(e
),
247 self
.logger
.debug("reloaded vim actions pending:{} refresh:{}".format(
248 len(self
.pending_tasks
), len(self
.refresh_tasks
)))
249 except Exception as e
:
250 self
.logger
.critical("Unexpected exception at _reload_vim_actions: " + str(e
), exc_info
=True)
252 def _refres_elements(self
):
253 """Call VIM to get VMs and networks status until 10 elements"""
256 vm_to_refresh_list
= []
257 net_to_refresh_list
= []
258 vm_to_refresh_dict
= {}
259 net_to_refresh_dict
= {}
261 while self
.refresh_tasks
:
262 task
= self
.refresh_tasks
[0]
264 if task
['status'] == 'SUPERSEDED':
265 self
.refresh_tasks
.pop(0)
267 if task
['modified_at'] > now
:
269 # task["status"] = "processing"
271 self
.refresh_tasks
.pop(0)
272 if task
["item"] == 'instance_vms':
273 if task
["vim_id"] not in vm_to_refresh_dict
:
274 vm_to_refresh_dict
[task
["vim_id"]] = [task
]
275 vm_to_refresh_list
.append(task
["vim_id"])
277 vm_to_refresh_dict
[task
["vim_id"]].append(task
)
278 elif task
["item"] == 'instance_nets':
279 if task
["vim_id"] not in net_to_refresh_dict
:
280 net_to_refresh_dict
[task
["vim_id"]] = [task
]
281 net_to_refresh_list
.append(task
["vim_id"])
283 net_to_refresh_dict
[task
["vim_id"]].append(task
)
285 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
286 self
.logger
.critical("task={}: unknown task {}".format(task_id
, task
["item"]), exc_info
=True)
287 items_to_refresh
+= 1
288 if items_to_refresh
== 10:
291 if vm_to_refresh_list
:
294 vim_dict
= self
.vim
.refresh_vms_status(vm_to_refresh_list
)
295 except vimconn
.vimconnException
as e
:
296 # Mark all tasks at VIM_ERROR status
297 self
.logger
.error("task=several get-VM: vimconnException when trying to refresh vms " + str(e
))
299 for vim_id
in vm_to_refresh_list
:
300 vim_dict
[vim_id
] = {"status": "VIM_ERROR", "error_msg": str(e
)}
302 for vim_id
, vim_info
in vim_dict
.items():
305 for task
in vm_to_refresh_dict
[vim_id
]:
306 task_need_update
= False
307 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
308 self
.logger
.debug("task={} get-VM: vim_vm_id={} result={}".format(task_id
, task
["vim_id"], vim_info
))
310 # check and update interfaces
311 task_warning_msg
= ""
312 for interface
in vim_info
.get("interfaces", ()):
313 vim_interface_id
= interface
["vim_interface_id"]
314 if vim_interface_id
not in task
["extra"]["interfaces"]:
315 self
.logger
.critical("task={} get-VM: Interface not found {} on task info {}".format(
316 task_id
, vim_interface_id
, task
["extra"]["interfaces"]), exc_info
=True)
318 task_interface
= task
["extra"]["interfaces"][vim_interface_id
]
319 task_vim_interface
= task
["vim_interfaces"].get(vim_interface_id
)
320 if task_vim_interface
!= interface
:
322 if task_interface
.get("sdn_port_id"):
325 self
.ovim
.delete_port(task_interface
["sdn_port_id"], idempotent
=True)
326 task_interface
["sdn_port_id"] = None
327 task_need_update
= True
328 except ovimException
as e
:
329 error_text
= "ovimException deleting external_port={}: {}".format(
330 task_interface
["sdn_port_id"], e
)
331 self
.logger
.error("task={} get-VM: {}".format(task_id
, error_text
), exc_info
=True)
332 task_warning_msg
+= error_text
333 # TODO Set error_msg at instance_nets instead of instance VMs
336 sdn_net_id
= task_interface
.get("sdn_net_id")
337 if sdn_net_id
and interface
.get("compute_node") and interface
.get("pci"):
338 sdn_port_name
= sdn_net_id
+ "." + task
["vim_id"]
339 sdn_port_name
= sdn_port_name
[:63]
342 sdn_port_id
= self
.ovim
.new_external_port(
343 {"compute_node": interface
["compute_node"],
344 "pci": interface
["pci"],
345 "vlan": interface
.get("vlan"),
346 "net_id": sdn_net_id
,
347 "region": self
.vim
["config"]["datacenter_id"],
348 "name": sdn_port_name
,
349 "mac": interface
.get("mac_address")})
350 task_interface
["sdn_port_id"] = sdn_port_id
351 task_need_update
= True
352 except (ovimException
, Exception) as e
:
353 error_text
= "ovimException creating new_external_port compute_node={}" \
354 " pci={} vlan={} {}".format(
355 interface
["compute_node"],
357 interface
.get("vlan"), e
)
358 self
.logger
.error("task={} get-VM: {}".format(task_id
, error_text
), exc_info
=True)
359 task_warning_msg
+= error_text
360 # TODO Set error_msg at instance_nets instead of instance VMs
363 'instance_interfaces',
364 UPDATE
={"mac_address": interface
.get("mac_address"),
365 "ip_address": interface
.get("ip_address"),
366 "vim_interface_id": interface
.get("vim_interface_id"),
367 "vim_info": interface
.get("vim_info"),
368 "sdn_port_id": task_interface
.get("sdn_port_id"),
369 "compute_node": interface
.get("compute_node"),
370 "pci": interface
.get("pci"),
371 "vlan": interface
.get("vlan")},
372 WHERE
={'uuid': task_interface
["iface_id"]})
373 task
["vim_interfaces"][vim_interface_id
] = interface
375 # check and update task and instance_vms database
376 vim_info_error_msg
= None
377 if vim_info
.get("error_msg"):
378 vim_info_error_msg
= self
._format
_vim
_error
_msg
(vim_info
["error_msg"] + task_warning_msg
)
379 elif task_warning_msg
:
380 vim_info_error_msg
= self
._format
_vim
_error
_msg
(task_warning_msg
)
381 task_vim_info
= task
.get("vim_info")
382 task_error_msg
= task
.get("error_msg")
383 task_vim_status
= task
["extra"].get("vim_status")
384 if task_vim_status
!= vim_info
["status"] or task_error_msg
!= vim_info_error_msg
or \
385 (vim_info
.get("vim_info") and task_vim_info
!= vim_info
["vim_info"]):
386 temp_dict
= {"status": vim_info
["status"], "error_msg": vim_info_error_msg
}
387 if vim_info
.get("vim_info"):
388 temp_dict
["vim_info"] = vim_info
["vim_info"]
389 self
.db
.update_rows('instance_vms', UPDATE
=temp_dict
, WHERE
={"uuid": task
["item_id"]})
390 task
["extra"]["vim_status"] = vim_info
["status"]
391 task
["error_msg"] = vim_info_error_msg
392 if vim_info
.get("vim_info"):
393 task
["vim_info"] = vim_info
["vim_info"]
394 task_need_update
= True
399 UPDATE
={"extra": yaml
.safe_dump(task
["extra"], default_flow_style
=True, width
=256),
400 "error_msg": task
.get("error_msg"), "modified_at": now
},
401 WHERE
={'instance_action_id': task
['instance_action_id'],
402 'task_index': task
['task_index']})
403 if task
["extra"].get("vim_status") == "BUILD":
404 self
._insert
_refresh
(task
, now
+ self
.REFRESH_BUILD
)
406 self
._insert
_refresh
(task
, now
+ self
.REFRESH_ACTIVE
)
408 if net_to_refresh_list
:
411 vim_dict
= self
.vim
.refresh_nets_status(net_to_refresh_list
)
412 except vimconn
.vimconnException
as e
:
413 # Mark all tasks at VIM_ERROR status
414 self
.logger
.error("task=several get-net: vimconnException when trying to refresh nets " + str(e
))
416 for vim_id
in net_to_refresh_list
:
417 vim_dict
[vim_id
] = {"status": "VIM_ERROR", "error_msg": str(e
)}
419 for vim_id
, vim_info
in vim_dict
.items():
421 for task
in net_to_refresh_dict
[vim_id
]:
422 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
423 self
.logger
.debug("task={} get-net: vim_net_id={} result={}".format(task_id
, task
["vim_id"], vim_info
))
425 task_vim_info
= task
.get("vim_info")
426 task_vim_status
= task
["extra"].get("vim_status")
427 task_error_msg
= task
.get("error_msg")
428 task_sdn_net_id
= task
["extra"].get("sdn_net_id")
430 vim_info_status
= vim_info
["status"]
431 vim_info_error_msg
= vim_info
.get("error_msg")
436 sdn_net
= self
.ovim
.show_network(task_sdn_net_id
)
437 except (ovimException
, Exception) as e
:
438 text_error
= "ovimException getting network snd_net_id={}: {}".format(task_sdn_net_id
, e
)
439 self
.logger
.error("task={} get-net: {}".format(task_id
, text_error
), exc_info
=True)
440 sdn_net
= {"status": "ERROR", "last_error": text_error
}
441 if sdn_net
["status"] == "ERROR":
442 if not vim_info_error_msg
:
443 vim_info_error_msg
= str(sdn_net
.get("last_error"))
445 vim_info_error_msg
= "VIM_ERROR: {} && SDN_ERROR: {}".format(
446 self
._format
_vim
_error
_msg
(vim_info_error_msg
, 1024 // 2 - 14),
447 self
._format
_vim
_error
_msg
(sdn_net
["last_error"], 1024 // 2 - 14))
448 vim_info_status
= "ERROR"
449 elif sdn_net
["status"] == "BUILD":
450 if vim_info_status
== "ACTIVE":
451 vim_info_status
= "BUILD"
454 if vim_info_error_msg
:
455 vim_info_error_msg
= self
._format
_vim
_error
_msg
(vim_info_error_msg
)
456 if task_vim_status
!= vim_info_status
or task_error_msg
!= vim_info_error_msg
or \
457 (vim_info
.get("vim_info") and task_vim_info
!= vim_info
["vim_info"]):
458 task
["extra"]["vim_status"] = vim_info_status
459 task
["error_msg"] = vim_info_error_msg
460 if vim_info
.get("vim_info"):
461 task
["vim_info"] = vim_info
["vim_info"]
462 temp_dict
= {"status": vim_info_status
, "error_msg": vim_info_error_msg
}
463 if vim_info
.get("vim_info"):
464 temp_dict
["vim_info"] = vim_info
["vim_info"]
465 self
.db
.update_rows('instance_nets', UPDATE
=temp_dict
, WHERE
={"uuid": task
["item_id"]})
468 UPDATE
={"extra": yaml
.safe_dump(task
["extra"], default_flow_style
=True, width
=256),
469 "error_msg": task
.get("error_msg"), "modified_at": now
},
470 WHERE
={'instance_action_id': task
['instance_action_id'],
471 'task_index': task
['task_index']})
472 if task
["extra"].get("vim_status") == "BUILD":
473 self
._insert
_refresh
(task
, now
+ self
.REFRESH_BUILD
)
475 self
._insert
_refresh
(task
, now
+ self
.REFRESH_ACTIVE
)
479 def _insert_refresh(self
, task
, threshold_time
=None):
480 """Insert a task at list of refreshing elements. The refreshing list is ordered by threshold_time (task['modified_at']
481 It is assumed that this is called inside this thread
485 if not threshold_time
:
486 threshold_time
= time
.time()
487 task
["modified_at"] = threshold_time
488 task_name
= task
["item"][9:] + "-" + task
["action"]
489 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
490 for index
in range(0, len(self
.refresh_tasks
)):
491 if self
.refresh_tasks
[index
]["modified_at"] > threshold_time
:
492 self
.refresh_tasks
.insert(index
, task
)
495 index
= len(self
.refresh_tasks
)
496 self
.refresh_tasks
.append(task
)
497 self
.logger
.debug("task={} new refresh name={}, modified_at={} index={}".format(
498 task_id
, task_name
, task
["modified_at"], index
))
500 def _remove_refresh(self
, task_name
, vim_id
):
501 """Remove a task with this name and vim_id from the list of refreshing elements.
502 It is assumed that this is called inside this thread outside _refres_elements method
503 Return True if self.refresh_list is modified, task is found
504 Return False if not found
506 index_to_delete
= None
507 for index
in range(0, len(self
.refresh_tasks
)):
508 if self
.refresh_tasks
[index
]["name"] == task_name
and self
.refresh_tasks
[index
]["vim_id"] == vim_id
:
509 index_to_delete
= index
513 if not index_to_delete
:
514 del self
.refresh_tasks
[index_to_delete
]
517 def _proccess_pending_tasks(self
):
520 while self
.pending_tasks
:
521 task
= self
.pending_tasks
.pop(0)
524 # check if tasks that this depends on have been completed
525 dependency_not_completed
= False
526 for task_index
in task
["extra"].get("depends_on", ()):
527 task_dependency
= task
["depends"].get("TASK-" + str(task_index
))
528 if not task_dependency
:
529 task_dependency
= self
._look
_for
_task
(task
["instance_action_id"], task_index
)
530 if not task_dependency
:
531 raise VimThreadException(
532 "Cannot get depending net task trying to get depending task {}.{}".format(
533 task
["instance_action_id"], task_index
))
534 # task["depends"]["TASK-" + str(task_index)] = task_dependency #it references another object,so database must be look again
535 if task_dependency
["status"] == "SCHEDULED":
536 dependency_not_completed
= True
538 elif task_dependency
["status"] == "FAILED":
539 raise VimThreadException(
540 "Cannot {} {}, (task {}.{}) because depends on failed {}.{}, (task{}.{}): {}".format(
541 task
["action"], task
["item"],
542 task
["instance_action_id"], task
["task_index"],
543 task_dependency
["instance_action_id"], task_dependency
["task_index"],
544 task_dependency
["action"], task_dependency
["item"], task_dependency
.get("error_msg")))
545 if dependency_not_completed
:
546 # Move this task to the end.
547 task
["extra"]["tries"] = task
["extra"].get("tries", 0) + 1
548 if task
["extra"]["tries"] <= 3:
549 self
.pending_tasks
.append(task
)
552 raise VimThreadException(
553 "Cannot {} {}, (task {}.{}) because timeout waiting to complete {} {}, "
554 "(task {}.{})".format(task
["action"], task
["item"],
555 task
["instance_action_id"], task
["task_index"],
556 task_dependency
["instance_action_id"], task_dependency
["task_index"],
557 task_dependency
["action"], task_dependency
["item"]))
559 if task
["status"] == "SUPERSEDED":
560 # not needed to do anything but update database with the new status
562 database_update
= None
564 task
["status"] = "ERROR"
565 task
["error_msg"] = self
.error_status
567 database_update
= {"status": "VIM_ERROR", "error_msg": task
["error_msg"]}
568 elif task
["item"] == 'instance_vms':
569 if task
["action"] == "CREATE":
570 result
, database_update
= self
.new_vm(task
)
572 elif task
["action"] == "DELETE":
573 result
, database_update
= self
.del_vm(task
)
575 raise vimconn
.vimconnException(self
.name
+ "unknown task action {}".format(task
["action"]))
576 elif task
["item"] == 'instance_nets':
577 if task
["action"] == "CREATE":
578 result
, database_update
= self
.new_net(task
)
580 elif task
["action"] == "DELETE":
581 result
, database_update
= self
.del_net(task
)
582 elif task
["action"] == "FIND":
583 result
, database_update
= self
.get_net(task
)
585 raise vimconn
.vimconnException(self
.name
+ "unknown task action {}".format(task
["action"]))
586 elif task
["item"] == 'instance_sfis':
587 if task
["action"] == "CREATE":
588 result
, database_update
= self
.new_sfi(task
)
590 elif task
["action"] == "DELETE":
591 result
, database_update
= self
.del_sfi(task
)
593 raise vimconn
.vimconnException(self
.name
+ "unknown task action {}".format(task
["action"]))
594 elif task
["item"] == 'instance_sfs':
595 if task
["action"] == "CREATE":
596 result
, database_update
= self
.new_sf(task
)
598 elif task
["action"] == "DELETE":
599 result
, database_update
= self
.del_sf(task
)
601 raise vimconn
.vimconnException(self
.name
+ "unknown task action {}".format(task
["action"]))
602 elif task
["item"] == 'instance_classifications':
603 if task
["action"] == "CREATE":
604 result
, database_update
= self
.new_classification(task
)
606 elif task
["action"] == "DELETE":
607 result
, database_update
= self
.del_classification(task
)
609 raise vimconn
.vimconnException(self
.name
+ "unknown task action {}".format(task
["action"]))
610 elif task
["item"] == 'instance_sfps':
611 if task
["action"] == "CREATE":
612 result
, database_update
= self
.new_sfp(task
)
614 elif task
["action"] == "DELETE":
615 result
, database_update
= self
.del_sfp(task
)
617 raise vimconn
.vimconnException(self
.name
+ "unknown task action {}".format(task
["action"]))
619 raise vimconn
.vimconnException(self
.name
+ "unknown task item {}".format(task
["item"]))
621 except VimThreadException
as e
:
623 task
["error_msg"] = str(e
)
624 task
["status"] = "FAILED"
625 database_update
= {"status": "VIM_ERROR", "error_msg": task
["error_msg"]}
626 if task
["item"] == 'instance_vms':
627 database_update
["vim_vm_id"] = None
628 elif task
["item"] == 'instance_nets':
629 database_update
["vim_net_id"] = None
631 no_refresh_tasks
= ['instance_sfis', 'instance_sfs',
632 'instance_classifications', 'instance_sfps']
633 if task
["action"] == "DELETE":
634 action_key
= task
["item"] + task
["item_id"]
635 del self
.grouped_tasks
[action_key
]
636 elif task
["action"] in ("CREATE", "FIND") and task
["status"] in ("DONE", "BUILD"):
637 if task
["item"] not in no_refresh_tasks
:
638 self
._insert
_refresh
(task
)
640 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
641 self
.logger
.debug("task={} item={} action={} result={}:'{}' params={}".format(
642 task_id
, task
["item"], task
["action"], task
["status"],
643 task
["vim_id"] if task
["status"] == "DONE" else task
.get("error_msg"), task
["params"]))
647 table
="vim_wim_actions",
648 UPDATE
={"status": task
["status"], "vim_id": task
.get("vim_id"), "modified_at": now
,
649 "error_msg": task
["error_msg"],
650 "extra": yaml
.safe_dump(task
["extra"], default_flow_style
=True, width
=256)},
651 WHERE
={"instance_action_id": task
["instance_action_id"], "task_index": task
["task_index"]})
652 if result
is not None:
654 table
="instance_actions",
655 UPDATE
={("number_done" if result
else "number_failed"): {"INCREMENT": 1},
657 WHERE
={"uuid": task
["instance_action_id"]})
659 self
.db
.update_rows(table
=task
["item"],
660 UPDATE
=database_update
,
661 WHERE
={"uuid": task
["item_id"]})
662 except db_base_Exception
as e
:
663 self
.logger
.error("task={} Error updating database {}".format(task_id
, e
), exc_info
=True)
669 def _insert_pending_tasks(self
, vim_actions_list
):
670 for task
in vim_actions_list
:
671 if task
["datacenter_vim_id"] != self
.datacenter_tenant_id
:
674 item_id
= task
["item_id"]
675 action_key
= item
+ item_id
676 if action_key
not in self
.grouped_tasks
:
677 self
.grouped_tasks
[action_key
] = []
678 task
["params"] = None
681 extra
= yaml
.load(task
["extra"])
682 task
["extra"] = extra
683 task
["params"] = extra
.get("params")
684 depends_on_list
= extra
.get("depends_on")
686 for dependency_task
in depends_on_list
:
687 if isinstance(dependency_task
, int):
688 index
= dependency_task
690 instance_action_id
, _
, task_id
= dependency_task
.rpartition(".")
691 if instance_action_id
!= task
["instance_action_id"]:
695 if index
< len(vim_actions_list
) and vim_actions_list
[index
]["task_index"] == index
and \
696 vim_actions_list
[index
]["instance_action_id"] == task
["instance_action_id"]:
697 task
["depends"]["TASK-" + str(index
)] = vim_actions_list
[index
]
698 task
["depends"]["TASK-{}.{}".format(task
["instance_action_id"], index
)] = vim_actions_list
[index
]
699 if extra
.get("interfaces"):
700 task
["vim_interfaces"] = {}
703 if "error_msg" not in task
:
704 task
["error_msg"] = None
705 if "vim_id" not in task
:
706 task
["vim_id"] = None
708 if task
["action"] == "DELETE":
709 need_delete_action
= False
710 for to_supersede
in self
.grouped_tasks
.get(action_key
, ()):
711 if to_supersede
["action"] == "FIND" and to_supersede
.get("vim_id"):
712 task
["vim_id"] = to_supersede
["vim_id"]
713 if to_supersede
["action"] == "CREATE" and to_supersede
["extra"].get("created", True) and \
714 (to_supersede
.get("vim_id") or to_supersede
["extra"].get("sdn_net_id")):
715 need_delete_action
= True
716 task
["vim_id"] = to_supersede
["vim_id"]
717 if to_supersede
["extra"].get("sdn_net_id"):
718 task
["extra"]["sdn_net_id"] = to_supersede
["extra"]["sdn_net_id"]
719 if to_supersede
["extra"].get("interfaces"):
720 task
["extra"]["interfaces"] = to_supersede
["extra"]["interfaces"]
721 if to_supersede
["extra"].get("created_items"):
722 if not task
["extra"].get("created_items"):
723 task
["extra"]["created_items"] = {}
724 task
["extra"]["created_items"].update(to_supersede
["extra"]["created_items"])
725 # Mark task as SUPERSEDED.
726 # If task is in self.pending_tasks, it will be removed and database will be update
727 # If task is in self.refresh_tasks, it will be removed
728 to_supersede
["status"] = "SUPERSEDED"
729 if not need_delete_action
:
730 task
["status"] = "SUPERSEDED"
732 self
.grouped_tasks
[action_key
].append(task
)
733 self
.pending_tasks
.append(task
)
734 elif task
["status"] == "SCHEDULED":
735 self
.grouped_tasks
[action_key
].append(task
)
736 self
.pending_tasks
.append(task
)
737 elif task
["action"] in ("CREATE", "FIND"):
738 self
.grouped_tasks
[action_key
].append(task
)
739 if task
["status"] in ("DONE", "BUILD"):
740 self
._insert
_refresh
(task
)
741 # TODO add VM reset, get console, etc...
743 raise vimconn
.vimconnException(self
.name
+ "unknown vim_action action {}".format(task
["action"]))
745 def insert_task(self
, task
):
747 self
.task_queue
.put(task
, False)
750 raise vimconn
.vimconnException(self
.name
+ ": timeout inserting a task")
752 def del_task(self
, task
):
754 if task
["status"] == "SCHEDULED":
755 task
["status"] = "SUPERSEDED"
757 else: # task["status"] == "processing"
758 self
.task_lock
.release()
762 self
.logger
.debug("Starting")
764 self
.get_vimconnector()
765 self
.logger
.debug("Vimconnector loaded")
766 self
._reload
_vim
_actions
()
767 reload_thread
= False
771 while not self
.task_queue
.empty():
772 task
= self
.task_queue
.get()
773 if isinstance(task
, list):
774 self
._insert
_pending
_tasks
(task
)
775 elif isinstance(task
, str):
778 elif task
== 'reload':
781 self
.task_queue
.task_done()
784 nb_processed
= self
._proccess
_pending
_tasks
()
785 nb_processed
+= self
._refres
_elements
()
789 except Exception as e
:
790 self
.logger
.critical("Unexpected exception at run: " + str(e
), exc_info
=True)
792 self
.logger
.debug("Finishing")
794 def _look_for_task(self
, instance_action_id
, task_id
):
796 Look for a concrete task at vim_actions database table
797 :param instance_action_id: The instance_action_id
798 :param task_id: Can have several formats:
799 <task index>: integer
800 TASK-<task index> :backward compatibility,
801 [TASK-]<instance_action_id>.<task index>: this instance_action_id overrides the one in the parameter
802 :return: Task dictionary or None if not found
804 if isinstance(task_id
, int):
807 if task_id
.startswith("TASK-"):
808 task_id
= task_id
[5:]
809 ins_action_id
, _
, task_index
= task_id
.rpartition(".")
811 instance_action_id
= ins_action_id
813 tasks
= self
.db
.get_rows(FROM
="vim_wim_actions", WHERE
={"instance_action_id": instance_action_id
,
814 "task_index": task_index
})
818 task
["params"] = None
821 extra
= yaml
.load(task
["extra"])
822 task
["extra"] = extra
823 task
["params"] = extra
.get("params")
824 if extra
.get("interfaces"):
825 task
["vim_interfaces"] = {}
831 def _format_vim_error_msg(error_text
, max_length
=1024):
832 if error_text
and len(error_text
) >= max_length
:
833 return error_text
[:max_length
// 2 - 3] + " ... " + error_text
[-max_length
// 2 + 3:]
836 def new_vm(self
, task
):
837 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
839 params
= task
["params"]
840 depends
= task
.get("depends")
843 if "net_id" in net
and is_task_id(net
["net_id"]): # change task_id into network_id
844 task_dependency
= task
["depends"].get(net
["net_id"])
845 if not task_dependency
:
846 task_dependency
= self
._look
_for
_task
(task
["instance_action_id"], net
["net_id"])
847 if not task_dependency
:
848 raise VimThreadException(
849 "Cannot get depending net task trying to get depending task {}.{}".format(
850 task
["instance_action_id"], net
["net_id"]))
851 network_id
= task_dependency
.get("vim_id")
853 raise VimThreadException(
854 "Cannot create VM because depends on a network not created or found: " +
855 str(depends
[net
["net_id"]]["error_msg"]))
856 net
["net_id"] = network_id
857 params_copy
= deepcopy(params
)
858 vim_vm_id
, created_items
= self
.vim
.new_vminstance(*params_copy
)
860 # fill task_interfaces. Look for snd_net_id at database for each interface
862 for iface
in params_copy
[5]:
863 task_interfaces
[iface
["vim_id"]] = {"iface_id": iface
["uuid"]}
864 result
= self
.db
.get_rows(
865 SELECT
=('sdn_net_id', 'interface_id'),
866 FROM
='instance_nets as ine join instance_interfaces as ii on ii.instance_net_id=ine.uuid',
867 WHERE
={'ii.uuid': iface
["uuid"]})
869 task_interfaces
[iface
["vim_id"]]["sdn_net_id"] = result
[0]['sdn_net_id']
870 task_interfaces
[iface
["vim_id"]]["interface_id"] = result
[0]['interface_id']
872 self
.logger
.critical("task={} new-VM: instance_nets uuid={} not found at DB".format(task_id
,
873 iface
["uuid"]), exc_info
=True)
875 task
["vim_info"] = {}
876 task
["vim_interfaces"] = {}
877 task
["extra"]["interfaces"] = task_interfaces
878 task
["extra"]["created"] = True
879 task
["extra"]["created_items"] = created_items
880 task
["error_msg"] = None
881 task
["status"] = "DONE"
882 task
["vim_id"] = vim_vm_id
883 instance_element_update
= {"status": "BUILD", "vim_vm_id": vim_vm_id
, "error_msg": None}
884 return True, instance_element_update
886 except (vimconn
.vimconnException
, VimThreadException
) as e
:
887 self
.logger
.error("task={} new-VM: {}".format(task_id
, e
))
888 error_text
= self
._format
_vim
_error
_msg
(str(e
))
889 task
["error_msg"] = error_text
890 task
["status"] = "FAILED"
891 task
["vim_id"] = None
892 instance_element_update
= {"status": "VIM_ERROR", "vim_vm_id": None, "error_msg": error_text
}
893 return False, instance_element_update
895 def del_vm(self
, task
):
896 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
897 vm_vim_id
= task
["vim_id"]
898 interfaces
= task
["extra"].get("interfaces", ())
900 for iface
in interfaces
.values():
901 if iface
.get("sdn_port_id"):
904 self
.ovim
.delete_port(iface
["sdn_port_id"], idempotent
=True)
905 except ovimException
as e
:
906 self
.logger
.error("task={} del-VM: ovimException when deleting external_port={}: {} ".format(
907 task_id
, iface
["sdn_port_id"], e
), exc_info
=True)
908 # TODO Set error_msg at instance_nets
910 self
.vim
.delete_vminstance(vm_vim_id
, task
["extra"].get("created_items"))
911 task
["status"] = "DONE"
912 task
["error_msg"] = None
915 except vimconn
.vimconnException
as e
:
916 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
917 if isinstance(e
, vimconn
.vimconnNotFoundException
):
918 # If not found mark as Done and fill error_msg
919 task
["status"] = "DONE"
921 task
["status"] = "FAILED"
924 def _get_net_internal(self
, task
, filter_param
):
926 Common code for get_net and new_net. It looks for a network on VIM with the filter_params
927 :param task: task for this find or find-or-create action
928 :param filter_param: parameters to send to the vimconnector
929 :return: a dict with the content to update the instance_nets database table. Raises an exception on error, or
930 when network is not found or found more than one
932 vim_nets
= self
.vim
.get_network_list(filter_param
)
934 raise VimThreadExceptionNotFound("Network not found with this criteria: '{}'".format(filter_param
))
935 elif len(vim_nets
) > 1:
936 raise VimThreadException("More than one network found with this criteria: '{}'".format(filter_param
))
937 vim_net_id
= vim_nets
[0]["id"]
939 # Discover if this network is managed by a sdn controller
941 result
= self
.db
.get_rows(SELECT
=('sdn_net_id',), FROM
='instance_nets',
942 WHERE
={'vim_net_id': vim_net_id
,
943 'datacenter_tenant_id': self
.datacenter_tenant_id
},
944 ORDER
="instance_scenario_id")
946 sdn_net_id
= result
[0]['sdn_net_id']
948 task
["status"] = "DONE"
949 task
["extra"]["vim_info"] = {}
950 task
["extra"]["created"] = False
951 task
["extra"]["sdn_net_id"] = sdn_net_id
952 task
["error_msg"] = None
953 task
["vim_id"] = vim_net_id
954 instance_element_update
= {"vim_net_id": vim_net_id
, "created": False, "status": "BUILD",
955 "error_msg": None, "sdn_net_id": sdn_net_id
}
956 return instance_element_update
958 def get_net(self
, task
):
959 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
961 params
= task
["params"]
962 filter_param
= params
[0]
963 instance_element_update
= self
._get
_net
_internal
(task
, filter_param
)
964 return True, instance_element_update
966 except (vimconn
.vimconnException
, VimThreadException
) as e
:
967 self
.logger
.error("task={} get-net: {}".format(task_id
, e
))
968 task
["status"] = "FAILED"
969 task
["vim_id"] = None
970 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
971 instance_element_update
= {"vim_net_id": None, "status": "VIM_ERROR",
972 "error_msg": task
["error_msg"]}
973 return False, instance_element_update
975 def new_net(self
, task
):
978 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
982 if task
["extra"].get("find"):
983 action_text
= "finding"
984 filter_param
= task
["extra"]["find"][0]
986 instance_element_update
= self
._get
_net
_internal
(task
, filter_param
)
987 return True, instance_element_update
988 except VimThreadExceptionNotFound
:
991 params
= task
["params"]
992 action_text
= "creating VIM"
993 vim_net_id
, created_items
= self
.vim
.new_network(*params
[0:3])
997 wim_account_name
= None
999 wim_account_name
= params
[3]
1001 sdn_controller
= self
.vim
.config
.get('sdn-controller')
1002 if sdn_controller
and (net_type
== "data" or net_type
== "ptp"):
1003 network
= {"name": net_name
, "type": net_type
, "region": self
.vim
["config"]["datacenter_id"]}
1005 vim_net
= self
.vim
.get_network(vim_net_id
)
1006 if vim_net
.get('encapsulation') != 'vlan':
1007 raise vimconn
.vimconnException(
1008 "net '{}' defined as type '{}' has not vlan encapsulation '{}'".format(
1009 net_name
, net_type
, vim_net
['encapsulation']))
1010 network
["vlan"] = vim_net
.get('segmentation_id')
1011 action_text
= "creating SDN"
1013 sdn_net_id
= self
.ovim
.new_network(network
)
1015 if wim_account_name
and self
.vim
.config
["wim_external_ports"]:
1016 # add external port to connect WIM. Try with compute node __WIM:wim_name and __WIM
1017 action_text
= "attaching external port to ovim network"
1018 sdn_port_name
= sdn_net_id
+ "." + task
["vim_id"]
1019 sdn_port_name
= sdn_port_name
[:63]
1021 "compute_node": "__WIM:" + wim_account_name
[0:58],
1023 "vlan": network
["vlan"],
1024 "net_id": sdn_net_id
,
1025 "region": self
.vim
["config"]["datacenter_id"],
1026 "name": sdn_port_name
,
1030 sdn_external_port_id
= self
.ovim
.new_external_port(sdn_port_data
)
1031 except ovimException
:
1032 sdn_port_data
["compute_node"] = "__WIM"
1034 sdn_external_port_id
= self
.ovim
.new_external_port(sdn_port_data
)
1035 self
.logger
.debug("Added sdn_external_port {} to sdn_network {}".format(sdn_external_port_id
,
1038 task
["status"] = "DONE"
1039 task
["extra"]["vim_info"] = {}
1040 task
["extra"]["sdn_net_id"] = sdn_net_id
1041 task
["extra"]["created"] = True
1042 task
["extra"]["created_items"] = created_items
1043 task
["error_msg"] = None
1044 task
["vim_id"] = vim_net_id
1045 instance_element_update
= {"vim_net_id": vim_net_id
, "sdn_net_id": sdn_net_id
, "status": "BUILD",
1046 "created": True, "error_msg": None}
1047 return True, instance_element_update
1048 except (vimconn
.vimconnException
, ovimException
) as e
:
1049 self
.logger
.error("task={} new-net: Error {}: {}".format(task_id
, action_text
, e
))
1050 task
["status"] = "FAILED"
1051 task
["vim_id"] = vim_net_id
1052 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
1053 task
["extra"]["sdn_net_id"] = sdn_net_id
1054 instance_element_update
= {"vim_net_id": vim_net_id
, "sdn_net_id": sdn_net_id
, "status": "VIM_ERROR",
1055 "error_msg": task
["error_msg"]}
1056 return False, instance_element_update
1058 def del_net(self
, task
):
1059 net_vim_id
= task
["vim_id"]
1060 sdn_net_id
= task
["extra"].get("sdn_net_id")
1063 # Delete any attached port to this sdn network. There can be ports associated to this network in case
1064 # it was manually done using 'openmano vim-net-sdn-attach'
1066 port_list
= self
.ovim
.get_ports(columns
={'uuid'},
1067 filter={'name': 'external_port', 'net_id': sdn_net_id
})
1068 for port
in port_list
:
1069 self
.ovim
.delete_port(port
['uuid'], idempotent
=True)
1070 self
.ovim
.delete_network(sdn_net_id
, idempotent
=True)
1072 self
.vim
.delete_network(net_vim_id
, task
["extra"].get("created_items"))
1073 task
["status"] = "DONE"
1074 task
["error_msg"] = None
1076 except ovimException
as e
:
1077 task
["error_msg"] = self
._format
_vim
_error
_msg
("ovimException obtaining and deleting external "
1078 "ports for net {}: {}".format(sdn_net_id
, str(e
)))
1079 except vimconn
.vimconnException
as e
:
1080 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
1081 if isinstance(e
, vimconn
.vimconnNotFoundException
):
1082 # If not found mark as Done and fill error_msg
1083 task
["status"] = "DONE"
1085 task
["status"] = "FAILED"
1088 ## Service Function Instances
1090 def new_sfi(self
, task
):
1093 # Waits for interfaces to be ready (avoids failure)
1095 dep_id
= "TASK-" + str(task
["extra"]["depends_on"][0])
1096 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
1098 interfaces
= task
.get("depends").get(dep_id
).get("extra").get("interfaces")
1099 ingress_interface_id
= task
.get("extra").get("params").get("ingress_interface_id")
1100 egress_interface_id
= task
.get("extra").get("params").get("egress_interface_id")
1101 ingress_vim_interface_id
= None
1102 egress_vim_interface_id
= None
1103 for vim_interface
, interface_data
in interfaces
.iteritems():
1104 if interface_data
.get("interface_id") == ingress_interface_id
:
1105 ingress_vim_interface_id
= vim_interface
1107 if ingress_interface_id
!= egress_interface_id
:
1108 for vim_interface
, interface_data
in interfaces
.iteritems():
1109 if interface_data
.get("interface_id") == egress_interface_id
:
1110 egress_vim_interface_id
= vim_interface
1113 egress_vim_interface_id
= ingress_vim_interface_id
1114 if not ingress_vim_interface_id
or not egress_vim_interface_id
:
1115 self
.logger
.error("Error creating Service Function Instance, Ingress: %s, Egress: %s",
1116 ingress_vim_interface_id
, egress_vim_interface_id
)
1118 # At the moment, every port associated with the VM will be used both as ingress and egress ports.
1119 # Bear in mind that different VIM connectors might support SFI differently. In the case of OpenStack, only the
1120 # first ingress and first egress ports will be used to create the SFI (Port Pair).
1121 ingress_port_id_list
= [ingress_vim_interface_id
]
1122 egress_port_id_list
= [egress_vim_interface_id
]
1123 name
= "sfi-%s" % task
["item_id"][:8]
1124 # By default no form of IETF SFC Encapsulation will be used
1125 vim_sfi_id
= self
.vim
.new_sfi(name
, ingress_port_id_list
, egress_port_id_list
, sfc_encap
=False)
1127 task
["extra"]["created"] = True
1128 task
["error_msg"] = None
1129 task
["status"] = "DONE"
1130 task
["vim_id"] = vim_sfi_id
1131 instance_element_update
= {"status": "ACTIVE", "vim_sfi_id": vim_sfi_id
, "error_msg": None}
1132 return True, instance_element_update
1134 except (vimconn
.vimconnException
, VimThreadException
) as e
:
1135 self
.logger
.error("Error creating Service Function Instance, task=%s: %s", task_id
, str(e
))
1136 error_text
= self
._format
_vim
_error
_msg
(str(e
))
1137 task
["error_msg"] = error_text
1138 task
["status"] = "FAILED"
1139 task
["vim_id"] = None
1140 instance_element_update
= {"status": "VIM_ERROR", "vim_sfi_id": None, "error_msg": error_text
}
1141 return False, instance_element_update
1143 def del_sfi(self
, task
):
1144 sfi_vim_id
= task
["vim_id"]
1146 self
.vim
.delete_sfi(sfi_vim_id
)
1147 task
["status"] = "DONE"
1148 task
["error_msg"] = None
1151 except vimconn
.vimconnException
as e
:
1152 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
1153 if isinstance(e
, vimconn
.vimconnNotFoundException
):
1154 # If not found mark as Done and fill error_msg
1155 task
["status"] = "DONE"
1157 task
["status"] = "FAILED"
1160 def new_sf(self
, task
):
1163 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
1165 depending_tasks
= ["TASK-" + str(dep_id
) for dep_id
in task
["extra"]["depends_on"]]
1166 # sfis = task.get("depends").values()[0].get("extra").get("params")[5]
1167 sfis
= [task
.get("depends").get(dep_task
) for dep_task
in depending_tasks
]
1170 sfi_id_list
.append(sfi
.get("vim_id"))
1171 name
= "sf-%s" % task
["item_id"][:8]
1172 # By default no form of IETF SFC Encapsulation will be used
1173 vim_sf_id
= self
.vim
.new_sf(name
, sfi_id_list
, sfc_encap
=False)
1175 task
["extra"]["created"] = True
1176 task
["error_msg"] = None
1177 task
["status"] = "DONE"
1178 task
["vim_id"] = vim_sf_id
1179 instance_element_update
= {"status": "ACTIVE", "vim_sf_id": vim_sf_id
, "error_msg": None}
1180 return True, instance_element_update
1182 except (vimconn
.vimconnException
, VimThreadException
) as e
:
1183 self
.logger
.error("Error creating Service Function, task=%s: %s", task_id
, str(e
))
1184 error_text
= self
._format
_vim
_error
_msg
(str(e
))
1185 task
["error_msg"] = error_text
1186 task
["status"] = "FAILED"
1187 task
["vim_id"] = None
1188 instance_element_update
= {"status": "VIM_ERROR", "vim_sf_id": None, "error_msg": error_text
}
1189 return False, instance_element_update
1191 def del_sf(self
, task
):
1192 sf_vim_id
= task
["vim_id"]
1194 self
.vim
.delete_sf(sf_vim_id
)
1195 task
["status"] = "DONE"
1196 task
["error_msg"] = None
1199 except vimconn
.vimconnException
as e
:
1200 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
1201 if isinstance(e
, vimconn
.vimconnNotFoundException
):
1202 # If not found mark as Done and fill error_msg
1203 task
["status"] = "DONE"
1205 task
["status"] = "FAILED"
1208 def new_classification(self
, task
):
1209 vim_classification_id
= None
1211 params
= task
["params"]
1212 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
1213 dep_id
= "TASK-" + str(task
["extra"]["depends_on"][0])
1215 interfaces
= task
.get("depends").get(dep_id
).get("extra").get("interfaces").keys()
1216 # Bear in mind that different VIM connectors might support Classifications differently.
1217 # In the case of OpenStack, only the first VNF attached to the classifier will be used
1218 # to create the Classification(s) (the "logical source port" of the "Flow Classifier").
1219 # Since the VNFFG classifier match lacks the ethertype, classification defaults to
1220 # using the IPv4 flow classifier.
1221 name
= "c-%s" % task
["item_id"][:8]
1222 # if not CIDR is given for the IP addresses, add /32:
1223 ip_proto
= int(params
.get("ip_proto"))
1224 source_ip
= params
.get("source_ip")
1225 destination_ip
= params
.get("destination_ip")
1226 source_port
= params
.get("source_port")
1227 destination_port
= params
.get("destination_port")
1228 definition
= {"logical_source_port": interfaces
[0]}
1234 elif ip_proto
== 17:
1236 definition
["protocol"] = ip_proto
1238 if '/' not in source_ip
:
1240 definition
["source_ip_prefix"] = source_ip
1242 definition
["source_port_range_min"] = source_port
1243 definition
["source_port_range_max"] = source_port
1244 if destination_port
:
1245 definition
["destination_port_range_min"] = destination_port
1246 definition
["destination_port_range_max"] = destination_port
1248 if '/' not in destination_ip
:
1249 destination_ip
+= '/32'
1250 definition
["destination_ip_prefix"] = destination_ip
1252 vim_classification_id
= self
.vim
.new_classification(
1253 name
, 'legacy_flow_classifier', definition
)
1255 task
["extra"]["created"] = True
1256 task
["error_msg"] = None
1257 task
["status"] = "DONE"
1258 task
["vim_id"] = vim_classification_id
1259 instance_element_update
= {"status": "ACTIVE", "vim_classification_id": vim_classification_id
, "error_msg": None}
1260 return True, instance_element_update
1262 except (vimconn
.vimconnException
, VimThreadException
) as e
:
1263 self
.logger
.error("Error creating Classification, task=%s: %s", task_id
, str(e
))
1264 error_text
= self
._format
_vim
_error
_msg
(str(e
))
1265 task
["error_msg"] = error_text
1266 task
["status"] = "FAILED"
1267 task
["vim_id"] = None
1268 instance_element_update
= {"status": "VIM_ERROR", "vim_classification_id": None, "error_msg": error_text
}
1269 return False, instance_element_update
1271 def del_classification(self
, task
):
1272 classification_vim_id
= task
["vim_id"]
1274 self
.vim
.delete_classification(classification_vim_id
)
1275 task
["status"] = "DONE"
1276 task
["error_msg"] = None
1279 except vimconn
.vimconnException
as e
:
1280 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
1281 if isinstance(e
, vimconn
.vimconnNotFoundException
):
1282 # If not found mark as Done and fill error_msg
1283 task
["status"] = "DONE"
1285 task
["status"] = "FAILED"
1288 def new_sfp(self
, task
):
1291 params
= task
["params"]
1292 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
1293 depending_tasks
= [task
.get("depends").get("TASK-" + str(tsk_id
)) for tsk_id
in task
.get("extra").get("depends_on")]
1296 classification_id_list
= []
1297 for dep
in depending_tasks
:
1298 vim_id
= dep
.get("vim_id")
1299 resource
= dep
.get("item")
1300 if resource
== "instance_sfs":
1301 sf_id_list
.append(vim_id
)
1302 elif resource
== "instance_classifications":
1303 classification_id_list
.append(vim_id
)
1305 name
= "sfp-%s" % task
["item_id"][:8]
1306 # By default no form of IETF SFC Encapsulation will be used
1307 vim_sfp_id
= self
.vim
.new_sfp(name
, classification_id_list
, sf_id_list
, sfc_encap
=False)
1309 task
["extra"]["created"] = True
1310 task
["error_msg"] = None
1311 task
["status"] = "DONE"
1312 task
["vim_id"] = vim_sfp_id
1313 instance_element_update
= {"status": "ACTIVE", "vim_sfp_id": vim_sfp_id
, "error_msg": None}
1314 return True, instance_element_update
1316 except (vimconn
.vimconnException
, VimThreadException
) as e
:
1317 self
.logger
.error("Error creating Service Function, task=%s: %s", task_id
, str(e
))
1318 error_text
= self
._format
_vim
_error
_msg
(str(e
))
1319 task
["error_msg"] = error_text
1320 task
["status"] = "FAILED"
1321 task
["vim_id"] = None
1322 instance_element_update
= {"status": "VIM_ERROR", "vim_sfp_id": None, "error_msg": error_text
}
1323 return False, instance_element_update
1326 def del_sfp(self
, task
):
1327 sfp_vim_id
= task
["vim_id"]
1329 self
.vim
.delete_sfp(sfp_vim_id
)
1330 task
["status"] = "DONE"
1331 task
["error_msg"] = None
1334 except vimconn
.vimconnException
as e
:
1335 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
1336 if isinstance(e
, vimconn
.vimconnNotFoundException
):
1337 # If not found mark as Done and fill error_msg
1338 task
["status"] = "DONE"
1340 task
["status"] = "FAILED"