1 # -*- coding: utf-8 -*-
4 # Copyright 2015 Telefónica Investigación 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_actions
27 The task content are (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 with the previous are a key
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 preious 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35 MD status: SCHEDULED,BUILD,DONE,FAILED,SUPERSEDED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 depends on a net
40 sdn_net_id: used for net.
42 interfaces: used for VMs. Each key is the uuid of the instance_interfaces entry at database
43 iface_id: uuid of intance_interfaces
46 created_items: dictionary with extra elements created that need to be deleted. e.g. ports, volumes,...
47 created: False if the VIM element is not created by other actions, and it should not be deleted
48 vim_status: VIM status of the element. Stored also at database in the instance_XXX
49 M depends: dict with task_index(from depends_on) to task class
50 M params: same as extra[params] but with the resolved dependencies
51 M vim_interfaces: similar to extra[interfaces] but with VIM information. Stored at database in the instance_XXX but not at vim_actions
52 M vim_info: Detailed information of a vm,net from the VIM. Stored at database in the instance_XXX but not at vim_actions
53 MD error_msg: descriptive text upon an error.Stored also at database instance_XXX
54 MD created_at: task creation time
55 MD modified_at: last task update time. On refresh it contains when this task need to be refreshed
65 from db_base
import db_base_Exception
66 from lib_osm_openvim
.ovim
import ovimException
68 __author__
= "Alfonso Tierno, Pablo Montes"
69 __date__
= "$28-Sep-2017 12:07:15$"
71 # from logging import Logger
72 # import auxiliary_functions as af
75 def is_task_id(task_id
):
76 return task_id
.startswith("TASK-")
79 class VimThreadException(Exception):
83 class VimThreadExceptionNotFound(VimThreadException
):
87 class vim_thread(threading
.Thread
):
88 REFRESH_BUILD
= 5 # 5 seconds
89 REFRESH_ACTIVE
= 60 # 1 minute
91 def __init__(self
, myvimconn
, task_lock
, name
=None, datacenter_name
=None, datacenter_tenant_id
=None,
92 db
=None, db_lock
=None, ovim
=None):
97 'host','user': host ip or name to manage and user
98 'db', 'db_lock': database class and lock to use it in exclusion
100 threading
.Thread
.__init
__(self
)
101 if isinstance(myvimconn
, vimconn
.vimconnException
):
103 self
.error_status
= "Error accesing to VIM: {}".format(myvimconn
)
106 self
.error_status
= None
107 self
.datacenter_name
= datacenter_name
108 self
.datacenter_tenant_id
= datacenter_tenant_id
111 self
.name
= vimconn
["id"] + "." + vimconn
["config"]["datacenter_tenant_id"]
115 self
.logger
= logging
.getLogger('openmano.vim.'+self
.name
)
117 self
.db_lock
= db_lock
119 self
.task_lock
= task_lock
120 self
.task_queue
= Queue
.Queue(2000)
122 self
.refresh_tasks
= []
123 """Contains time ordered task list for refreshing the status of VIM VMs and nets"""
125 self
.pending_tasks
= []
126 """Contains time ordered task list for creation, deletion of VIM VMs and nets"""
128 self
.grouped_tasks
= {}
129 """ It contains all the creation/deletion pending tasks grouped by its concrete vm, net, etc
131 - <task1> # e.g. CREATE task
132 <task2> # e.g. DELETE task
135 def _reload_vim_actions(self
):
137 Read actions from database and reload them at memory. Fill self.refresh_list, pending_list, vim_actions
140 action_completed
= False
142 old_action_key
= None
145 vim_actions
= self
.db
.get_rows(FROM
="vim_actions",
146 WHERE
={"datacenter_vim_id": self
.datacenter_tenant_id
},
147 ORDER_BY
=("item", "item_id", "created_at",))
148 for task
in vim_actions
:
150 item_id
= task
["item_id"]
151 action_key
= item
+ item_id
152 if old_action_key
!= action_key
:
153 if not action_completed
and task_list
:
154 # This will fill needed task parameters into memory, and insert the task if needed in
155 # self.pending_tasks or self.refresh_tasks
156 self
._insert
_pending
_tasks
(task_list
)
158 old_action_key
= action_key
159 action_completed
= False
160 elif action_completed
:
163 if task
["status"] == "SCHEDULED" or task
["action"] == "CREATE" or task
["action"] == "FIND":
164 task_list
.append(task
)
165 elif task
["action"] == "DELETE":
166 # action completed because deleted and status is not SCHEDULED. Not needed anything
167 action_completed
= True
169 # Last actions group need to be inserted too
170 if not action_completed
and task_list
:
171 self
._insert
_pending
_tasks
(task_list
)
173 def _refres_elements(self
):
174 """Call VIM to get VMs and networks status until 10 elements"""
177 vm_to_refresh_list
= []
178 net_to_refresh_list
= []
179 vm_to_refresh_dict
= {}
180 net_to_refresh_dict
= {}
182 while self
.refresh_tasks
:
183 task
= self
.refresh_tasks
[0]
185 if task
['status'] == 'SUPERSEDED':
186 self
.refresh_tasks
.pop(0)
188 if task
['modified_at'] > now
:
190 # task["status"] = "processing"
192 self
.refresh_tasks
.pop(0)
193 if task
["item"] == 'instance_vms':
194 vm_to_refresh_list
.append(task
["vim_id"])
195 vm_to_refresh_dict
[task
["vim_id"]] = task
196 elif task
["item"] == 'instance_nets':
197 net_to_refresh_list
.append(task
["vim_id"])
198 net_to_refresh_dict
[task
["vim_id"]] = task
200 error_text
= "unknown task {}".format(task
["item"])
201 self
.logger
.error(error_text
)
202 items_to_refresh
+= 1
203 if items_to_refresh
== 10:
206 if vm_to_refresh_list
:
209 vim_dict
= self
.vim
.refresh_vms_status(vm_to_refresh_list
)
210 for vim_id
, vim_info
in vim_dict
.items():
212 task_need_update
= False
213 task
= vm_to_refresh_dict
[vim_id
]
214 self
.logger
.debug("get-vm vm_id=%s result=%s", task
["vim_id"], str(vim_info
))
217 task_vim_info
= task
.get("vim_info")
218 task_error_msg
= task
.get("error_msg")
219 task_vim_status
= task
["extra"].get("vim_status")
220 if vim_info
.get("error_msg"):
221 vim_info
["error_msg"] = self
._format
_vim
_error
_msg
(vim_info
["error_msg"])
222 if task_vim_status
!= vim_info
["status"] or task_error_msg
!= vim_info
.get("error_msg") or \
223 task_vim_info
!= vim_info
.get("vim_info"):
225 temp_dict
= {"status": vim_info
["status"],
226 "error_msg": vim_info
.get("error_msg"),
227 "vim_info": vim_info
.get("vim_info")}
228 self
.db
.update_rows('instance_vms', UPDATE
=temp_dict
, WHERE
={"uuid": task
["item_id"]})
229 task
["extra"]["vim_status"] = vim_info
["status"]
230 task
["error_msg"] = vim_info
.get("error_msg")
231 task
["vim_info"] = vim_info
.get("vim_info")
232 task_need_update
= True
233 for interface
in vim_info
.get("interfaces", ()):
234 vim_interface_id
= interface
["vim_interface_id"]
235 if vim_interface_id
not in task
["extra"]["interfaces"]:
236 self
.logger
.critical("Interface not found {} on task info {}".format(
237 vim_interface_id
, task
["extra"]["interfaces"]), exc_info
=True)
239 task_interface
= task
["extra"]["interfaces"][vim_interface_id
]
240 task_vim_interface
= task
["vim_interfaces"].get(vim_interface_id
)
241 if task_vim_interface
!= interface
:
243 if task_interface
.get("sdn_port_id"):
246 self
.ovim
.delete_port(task_interface
["sdn_port_id"])
247 task_interface
["sdn_port_id"] = None
248 task_need_update
= True
249 except ovimException
as e
:
250 self
.logger
.error("ovimException deleting external_port={} ".format(
251 task_interface
["sdn_port_id"]) + str(e
), exc_info
=True)
252 # TODO Set error_msg at instance_nets
255 sdn_net_id
= task_interface
.get("sdn_net_id")
256 if sdn_net_id
and interface
.get("compute_node") and interface
.get("pci"):
257 sdn_port_name
= sdn_net_id
+ "." + task
["vim_id"]
258 sdn_port_name
= sdn_port_name
[:63]
261 sdn_port_id
= self
.ovim
.new_external_port(
262 {"compute_node": interface
["compute_node"],
263 "pci": interface
["pci"],
264 "vlan": interface
.get("vlan"),
265 "net_id": sdn_net_id
,
266 "region": self
.vim
["config"]["datacenter_id"],
267 "name": sdn_port_name
,
268 "mac": interface
.get("mac_address")})
269 task_interface
["sdn_port_id"] = sdn_port_id
270 task_need_update
= True
271 except (ovimException
, Exception) as e
:
273 "ovimException creating new_external_port compute_node={} "
274 "pci={} vlan={} ".format(
275 interface
["compute_node"],
277 interface
.get("vlan")) + str(e
),
279 # TODO Set error_msg at instance_nets
282 'instance_interfaces',
283 UPDATE
={"mac_address": interface
.get("mac_address"),
284 "ip_address": interface
.get("ip_address"),
285 "vim_info": interface
.get("vim_info"),
286 "sdn_port_id": task_interface
.get("sdn_port_id"),
287 "compute_node": interface
.get("compute_node"),
288 "pci": interface
.get("pci"),
289 "vlan": interface
.get("vlan"),
291 WHERE
={'uuid': task_interface
["iface_id"]})
292 task
["vim_interfaces"][vim_interface_id
] = interface
297 UPDATE
={"extra": yaml
.safe_dump(task
["extra"], default_flow_style
=True, width
=256),
298 "error_msg": task
.get("error_msg"), "modified_at": now
},
299 WHERE
={'instance_action_id': task
['instance_action_id'],
300 'task_index': task
['task_index']})
301 if task
["extra"].get("vim_status") == "BUILD":
302 self
._insert
_refresh
(task
, now
+ self
.REFRESH_BUILD
)
304 self
._insert
_refresh
(task
, now
+ self
.REFRESH_ACTIVE
)
305 except vimconn
.vimconnException
as e
:
306 self
.logger
.error("vimconnException Exception when trying to refresh vms " + str(e
))
307 self
._insert
_refresh
(task
, now
+ self
.REFRESH_ACTIVE
)
309 if net_to_refresh_list
:
312 vim_dict
= self
.vim
.refresh_nets_status(net_to_refresh_list
)
313 for vim_id
, vim_info
in vim_dict
.items():
315 task
= net_to_refresh_dict
[vim_id
]
316 self
.logger
.debug("get-net net_id=%s result=%s", task
["vim_id"], str(vim_info
))
318 task_vim_info
= task
.get("vim_info")
319 task_vim_status
= task
["extra"].get("vim_status")
320 task_error_msg
= task
.get("error_msg")
321 task_sdn_net_id
= task
["extra"].get("sdn_net_id")
327 sdn_net
= self
.ovim
.show_network(task_sdn_net_id
)
328 if sdn_net
["status"] == "ERROR":
329 if not vim_info
.get("error_msg"):
330 vim_info
["error_msg"] = sdn_net
["error_msg"]
332 vim_info
["error_msg"] = "VIM_ERROR: {} && SDN_ERROR: {}".format(
333 self
._format
_vim
_error
_msg
(vim_info
["error_msg"], 1024//2-14),
334 self
._format
_vim
_error
_msg
(sdn_net
["error_msg"], 1024//2-14))
335 if vim_info
["status"] == "VIM_ERROR":
336 vim_info
["status"] = "VIM_SDN_ERROR"
338 vim_info
["status"] = "SDN_ERROR"
340 except (ovimException
, Exception) as e
:
342 "ovimException getting network infor snd_net_id={}".format(task_sdn_net_id
),
344 # TODO Set error_msg at instance_nets
347 if vim_info
.get("error_msg"):
348 vim_info
["error_msg"] = self
._format
_vim
_error
_msg
(vim_info
["error_msg"])
349 if task_vim_status
!= vim_info
["status"] or task_error_msg
!= vim_info
.get("error_msg") or \
350 task_vim_info
!= vim_info
["vim_info"]:
351 task
["extra"]["vim_status"] = vim_info
["status"]
352 task
["error_msg"] = vim_info
.get("error_msg")
353 task
["vim_info"] = vim_info
["vim_info"]
354 temp_dict
= {"status": vim_info
["status"],
355 "error_msg": vim_info
.get("error_msg"),
356 "vim_info": vim_info
["vim_info"]}
358 self
.db
.update_rows('instance_nets', UPDATE
=temp_dict
, WHERE
={"uuid": task
["item_id"]})
361 UPDATE
={"extra": yaml
.safe_dump(task
["extra"], default_flow_style
=True, width
=256),
362 "error_msg": task
.get("error_msg"), "modified_at": now
},
363 WHERE
={'instance_action_id': task
['instance_action_id'],
364 'task_index': task
['task_index']})
365 if task
["extra"].get("vim_status") == "BUILD":
366 self
._insert
_refresh
(task
, now
+ self
.REFRESH_BUILD
)
368 self
._insert
_refresh
(task
, now
+ self
.REFRESH_ACTIVE
)
369 except vimconn
.vimconnException
as e
:
370 self
.logger
.error("vimconnException Exception when trying to refresh nets " + str(e
))
371 self
._insert
_refresh
(task
, now
+ self
.REFRESH_ACTIVE
)
375 def _insert_refresh(self
, task
, threshold_time
=None):
376 """Insert a task at list of refreshing elements. The refreshing list is ordered by threshold_time (task['modified_at']
377 It is assumed that this is called inside this thread
381 if not threshold_time
:
382 threshold_time
= time
.time()
383 task
["modified_at"] = threshold_time
384 task_name
= task
["item"][9:] + "-" + task
["action"]
385 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
386 for index
in range(0, len(self
.refresh_tasks
)):
387 if self
.refresh_tasks
[index
]["modified_at"] > threshold_time
:
388 self
.refresh_tasks
.insert(index
, task
)
391 index
= len(self
.refresh_tasks
)
392 self
.refresh_tasks
.append(task
)
393 self
.logger
.debug("new refresh task={} name={}, modified_at={} index={}".format(
394 task_id
, task_name
, task
["modified_at"], index
))
396 def _remove_refresh(self
, task_name
, vim_id
):
397 """Remove a task with this name and vim_id from the list of refreshing elements.
398 It is assumed that this is called inside this thread outside _refres_elements method
399 Return True if self.refresh_list is modified, task is found
400 Return False if not found
402 index_to_delete
= None
403 for index
in range(0, len(self
.refresh_tasks
)):
404 if self
.refresh_tasks
[index
]["name"] == task_name
and self
.refresh_tasks
[index
]["vim_id"] == vim_id
:
405 index_to_delete
= index
409 if index_to_delete
!= None:
410 del self
.refresh_tasks
[index_to_delete
]
413 def _proccess_pending_tasks(self
):
416 while self
.pending_tasks
:
417 task
= self
.pending_tasks
.pop(0)
419 if task
["status"] == "SUPERSEDED":
420 # not needed to do anything but update database with the new status
422 database_update
= None
424 task
["status"] == "ERROR"
425 task
["error_msg"] = self
.error_status
427 database_update
= {"status": "VIM_ERROR", "error_msg": task
["error_msg"]}
428 elif task
["item"] == 'instance_vms':
429 if task
["action"] == "CREATE":
430 result
, database_update
= self
.new_vm(task
)
432 elif task
["action"] == "DELETE":
433 result
, database_update
= self
.del_vm(task
)
435 raise vimconn
.vimconnException(self
.name
+ "unknown task action {}".format(task
["action"]))
436 elif task
["item"] == 'instance_nets':
437 if task
["action"] == "CREATE":
438 result
, database_update
= self
.new_net(task
)
440 elif task
["action"] == "DELETE":
441 result
, database_update
= self
.del_net(task
)
442 elif task
["action"] == "FIND":
443 result
, database_update
= self
.get_net(task
)
445 raise vimconn
.vimconnException(self
.name
+ "unknown task action {}".format(task
["action"]))
447 raise vimconn
.vimconnException(self
.name
+ "unknown task item {}".format(task
["item"]))
450 if task
["status"] == "SCHEDULED":
451 # This is because a depend task is not completed. Moved to the end. NOT USED YET
452 if task
["extra"].get("tries", 0) > 3:
453 task
["status"] == "FAILED"
455 task
["extra"]["tries"] = task
["extra"].get("tries", 0) + 1
456 self
.pending_tasks
.append(task
)
457 elif task
["action"] == "DELETE":
458 action_key
= task
["item"] + task
["item_id"]
459 del self
.grouped_tasks
[action_key
]
460 elif task
["action"] in ("CREATE", "FIND") and task
["status"] in ("DONE", "BUILD"):
461 self
._insert
_refresh
(task
)
463 self
.logger
.debug("vim_action id={}.{} item={} action={} result={}:{} params={}".format(
464 task
["instance_action_id"], task
["task_index"], task
["item"], task
["action"],
465 task
["status"], task
["vim_id"] if task
["status"] == "DONE" else task
.get("error_msg"),
472 UPDATE
={"status": task
["status"], "vim_id": task
["vim_id"], "modified_at": now
,
473 "error_msg": task
["error_msg"],
474 "extra": yaml
.safe_dump(task
["extra"], default_flow_style
=True, width
=256)},
475 WHERE
={"instance_action_id": task
["instance_action_id"], "task_index": task
["task_index"]})
476 if result
is not None:
478 table
="instance_actions",
479 UPDATE
={("number_done" if result
else "number_failed"): {"INCREMENT": 1},
481 WHERE
={"uuid": task
["instance_action_id"]})
483 self
.db
.update_rows(table
=task
["item"],
484 UPDATE
=database_update
,
485 WHERE
={"uuid": task
["item_id"]})
486 except db_base_Exception
as e
:
487 self
.logger
.error("Error updating database %s", str(e
), exc_info
=True)
493 def _insert_pending_tasks(self
, vim_actions_list
):
495 for task
in vim_actions_list
:
496 if task
["datacenter_vim_id"] != self
.datacenter_tenant_id
:
499 item_id
= task
["item_id"]
500 action_key
= item
+ item_id
501 if action_key
not in self
.grouped_tasks
:
502 self
.grouped_tasks
[action_key
] = []
503 task
["params"] = None
506 extra
= yaml
.load(task
["extra"])
507 task
["extra"] = extra
508 task
["params"] = extra
.get("params")
509 depends_on_list
= extra
.get("depends_on")
511 for index
in depends_on_list
:
512 if index
< len(vim_actions_list
) and vim_actions_list
[index
]["task_index"] == index
and\
513 vim_actions_list
[index
]["instance_action_id"] == task
["instance_action_id"]:
514 task
["depends"]["TASK-" + str(index
)] = vim_actions_list
[index
]
515 if extra
.get("interfaces"):
516 task
["vim_interfaces"] = {}
519 if "error_msg" not in task
:
520 task
["error_msg"] = None
521 if "vim_id" not in task
:
522 task
["vim_id"] = None
524 if task
["action"] == "DELETE":
525 need_delete_action
= False
526 for to_supersede
in self
.grouped_tasks
.get(action_key
, ()):
527 if to_supersede
["action"] == "FIND" and to_supersede
.get("vim_id"):
528 task
["vim_id"] = to_supersede
["vim_id"]
529 if to_supersede
["action"] == "CREATE" and to_supersede
.get("vim_id") and \
530 to_supersede
["extra"].get("created", True):
531 need_delete_action
= True
532 task
["vim_id"] = to_supersede
["vim_id"]
533 if to_supersede
["extra"].get("sdn_vim_id"):
534 task
["extra"]["sdn_vim_id"] = to_supersede
["extra"]["sdn_vim_id"]
535 if to_supersede
["extra"].get("interfaces"):
536 task
["extra"]["interfaces"] = to_supersede
["extra"]["interfaces"]
537 if to_supersede
["extra"].get("created_items"):
538 if not task
["extra"].get("created_items"):
539 task
["extra"]["created_items"] = {}
540 task
["extra"]["created_items"].update(to_supersede
["extra"]["created_items"])
541 # Mark task as SUPERSEDED.
542 # If task is in self.pending_tasks, it will be removed and database will be update
543 # If task is in self.refresh_tasks, it will be removed
544 to_supersede
["status"] = "SUPERSEDED"
545 if not need_delete_action
:
546 task
["status"] = "SUPERSEDED"
548 self
.grouped_tasks
[action_key
].append(task
)
549 self
.pending_tasks
.append(task
)
550 elif task
["status"] == "SCHEDULED":
551 self
.grouped_tasks
[action_key
].append(task
)
552 self
.pending_tasks
.append(task
)
553 elif task
["action"] in ("CREATE", "FIND"):
554 self
.grouped_tasks
[action_key
].append(task
)
555 if task
["status"] in ("DONE", "BUILD"):
556 self
._insert
_refresh
(task
)
557 # TODO add VM reset, get console, etc...
559 raise vimconn
.vimconnException(self
.name
+ "unknown vim_action action {}".format(task
["action"]))
561 def insert_task(self
, task
):
563 self
.task_queue
.put(task
, False)
566 raise vimconn
.vimconnException(self
.name
+ ": timeout inserting a task")
568 def del_task(self
, task
):
570 if task
["status"] == "SCHEDULED":
571 task
["status"] == "SUPERSEDED"
573 else: # task["status"] == "processing"
574 self
.task_lock
.release()
578 self
.logger
.debug("Starting")
580 self
._reload
_vim
_actions
()
581 reload_thread
= False
584 while not self
.task_queue
.empty():
585 task
= self
.task_queue
.get()
586 if isinstance(task
, list):
587 self
._insert
_pending
_tasks
(task
)
588 elif isinstance(task
, str):
591 elif task
== 'reload':
594 self
.task_queue
.task_done()
597 nb_processed
= self
._proccess
_pending
_tasks
()
598 nb_processed
+= self
._refres
_elements
()
602 except Exception as e
:
603 self
.logger
.critical("Unexpected exception at run: " + str(e
), exc_info
=True)
605 self
.logger
.debug("Finishing")
607 def terminate(self
, task
):
610 def _look_for_task(self
, instance_action_id
, task_id
):
611 task_index
= task_id
.split("-")[-1]
613 tasks
= self
.db
.get_rows(FROM
="vim_actions", WHERE
={"instance_action_id": instance_action_id
,
614 "task_index": task_index
})
618 task
["params"] = None
621 extra
= yaml
.load(task
["extra"])
622 task
["extra"] = extra
623 task
["params"] = extra
.get("params")
624 if extra
.get("interfaces"):
625 task
["vim_interfaces"] = {}
630 def _format_vim_error_msg(self
, error_text
, max_length
=1024):
631 if error_text
and len(error_text
) >= max_length
:
632 return error_text
[:max_length
//2-3] + " ... " + error_text
[-max_length
//2+3:]
635 def new_vm(self
, task
):
637 params
= task
["params"]
638 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
639 depends
= task
.get("depends")
643 if "net_id" in net
and is_task_id(net
["net_id"]): # change task_id into network_id
644 if net
["net_id"] in depends
:
645 task_net
= depends
[net
["net_id"]]
647 task_net
= self
._look
_for
_task
(task
["instance_action_id"], net
["net_id"])
649 raise VimThreadException(
650 "Error trying to get depending task from task_index={}".format(net
["net_id"]))
651 network_id
= task_net
.get("vim_id")
653 raise VimThreadException(
654 "Cannot create VM because depends on a network not created or found: " +
655 str(task_net
["error_msg"]))
656 net
["net_id"] = network_id
657 vim_vm_id
, created_items
= self
.vim
.new_vminstance(*params
)
659 # fill task_interfaces. Look for snd_net_id at database for each interface
661 for iface
in net_list
:
662 task_interfaces
[iface
["vim_id"]] = {"iface_id": iface
["uuid"]}
664 result
= self
.db
.get_rows(SELECT
=('sdn_net_id',),
665 FROM
='instance_nets as ine join instance_interfaces as ii on ii.instance_net_id=ine.uuid',
666 WHERE
={'ii.uuid': iface
["uuid"]})
668 task_interfaces
[iface
["vim_id"]]["sdn_net_id"] = result
[0]['sdn_net_id']
670 self
.logger
.critical("Error creating VM, task=%s Network {} not found at DB", task_id
,
671 iface
["uuid"], exc_info
=True)
673 task
["vim_info"] = {}
674 task
["vim_interfaces"] = {}
675 task
["extra"]["interfaces"] = task_interfaces
676 task
["extra"]["created"] = True
677 task
["extra"]["created_items"] = created_items
678 task
["error_msg"] = None
679 task
["status"] = "DONE"
680 task
["vim_id"] = vim_vm_id
681 instance_element_update
= {"status": "BUILD", "vim_vm_id": vim_vm_id
, "error_msg": None}
682 return True, instance_element_update
684 except (vimconn
.vimconnException
, VimThreadException
) as e
:
685 self
.logger
.error("Error creating VM, task=%s: %s", task_id
, str(e
))
686 error_text
= self
._format
_vim
_error
_msg
(str(e
))
687 task
["error_msg"] = error_text
688 task
["status"] = "FAILED"
689 task
["vim_id"] = None
690 instance_element_update
= {"status": "VIM_ERROR", "vim_vm_id": None, "error_msg": error_text
}
691 return False, instance_element_update
693 def del_vm(self
, task
):
694 vm_vim_id
= task
["vim_id"]
695 interfaces
= task
["extra"].get("interfaces", ())
697 for iface
in interfaces
.values():
698 if iface
.get("sdn_port_id"):
701 self
.ovim
.delete_port(iface
["sdn_port_id"])
702 except ovimException
as e
:
703 self
.logger
.error("ovimException deleting external_port={} at VM vim_id={} deletion ".format(
704 iface
["sdn_port_id"], vm_vim_id
) + str(e
), exc_info
=True)
705 # TODO Set error_msg at instance_nets
707 self
.vim
.delete_vminstance(vm_vim_id
, task
["extra"].get("created_items"))
708 task
["status"] = "DONE"
709 task
["error_msg"] = None
712 except vimconn
.vimconnException
as e
:
713 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
714 if isinstance(e
, vimconn
.vimconnNotFoundException
):
715 # If not found mark as Done and fill error_msg
716 task
["status"] = "DONE"
718 task
["status"] = "FAILED"
721 def _get_net_internal(self
, task
, filter_param
):
723 Common code for get_net and new_net. It looks for a network on VIM with the filter_params
724 :param task: task for this find or find-or-create action
725 :param filter_param: parameters to send to the vimconnector
726 :return: a dict with the content to update the instance_nets database table. Raises an exception on error, or
727 when network is not found or found more than one
729 vim_nets
= self
.vim
.get_network_list(filter_param
)
731 raise VimThreadExceptionNotFound("Network not found with this criteria: '{}'".format(filter))
732 elif len(vim_nets
) > 1:
733 raise VimThreadException("More than one network found with this criteria: '{}'".format(filter))
734 vim_net_id
= vim_nets
[0]["id"]
736 # Discover if this network is managed by a sdn controller
739 result
= self
.db
.get_rows(SELECT
=('sdn_net_id',), FROM
='instance_nets',
740 WHERE
={'vim_net_id': vim_net_id
, 'instance_scenario_id': None,
741 'datacenter_tenant_id': self
.datacenter_tenant_id
})
743 sdn_net_id
= result
[0]['sdn_net_id']
745 task
["status"] = "DONE"
746 task
["extra"]["vim_info"] = {}
747 task
["extra"]["created"] = False
748 task
["extra"]["sdn_net_id"] = sdn_net_id
749 task
["error_msg"] = None
750 task
["vim_id"] = vim_net_id
751 instance_element_update
= {"vim_net_id": vim_net_id
, "created": False, "status": "BUILD",
753 return instance_element_update
755 def get_net(self
, task
):
757 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
758 params
= task
["params"]
759 filter_param
= params
[0]
760 instance_element_update
= self
._get
_net
_internal
(task
, filter_param
)
761 return True, instance_element_update
763 except (vimconn
.vimconnException
, VimThreadException
) as e
:
764 self
.logger
.error("Error looking for NET, task=%s: %s", str(task_id
), str(e
))
765 task
["status"] = "FAILED"
766 task
["vim_id"] = None
767 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
768 instance_element_update
= {"vim_net_id": None, "status": "VIM_ERROR",
769 "error_msg": task
["error_msg"]}
770 return False, instance_element_update
772 def new_net(self
, task
):
774 task_id
= task
["instance_action_id"] + "." + str(task
["task_index"])
776 if task
["extra"].get("find"):
777 action_text
= "finding"
778 filter_param
= task
["extra"]["find"][0]
780 instance_element_update
= self
._get
_net
_internal
(task
, filter_param
)
781 return True, instance_element_update
782 except VimThreadExceptionNotFound
:
785 params
= task
["params"]
786 action_text
= "creating"
787 vim_net_id
= self
.vim
.new_network(*params
)
793 sdn_controller
= self
.vim
.config
.get('sdn-controller')
794 if sdn_controller
and (net_type
== "data" or net_type
== "ptp"):
795 network
= {"name": net_name
, "type": net_type
, "region": self
.vim
["config"]["datacenter_id"]}
797 vim_net
= self
.vim
.get_network(vim_net_id
)
798 if vim_net
.get('encapsulation') != 'vlan':
799 raise vimconn
.vimconnException(
800 "net '{}' defined as type '{}' has not vlan encapsulation '{}'".format(
801 net_name
, net_type
, vim_net
['encapsulation']))
802 network
["vlan"] = vim_net
.get('segmentation_id')
805 sdn_net_id
= self
.ovim
.new_network(network
)
806 except (ovimException
, Exception) as e
:
807 self
.logger
.error("task=%s cannot create SDN network vim_net_id=%s input='%s' ovimException='%s'",
808 str(task_id
), vim_net_id
, str(network
), str(e
))
809 task
["status"] = "DONE"
810 task
["extra"]["vim_info"] = {}
811 task
["extra"]["sdn_net_id"] = sdn_net_id
812 task
["extra"]["created"] = True
813 task
["error_msg"] = None
814 task
["vim_id"] = vim_net_id
815 instance_element_update
= {"vim_net_id": vim_net_id
, "sdn_net_id": sdn_net_id
, "status": "BUILD",
816 "created": True, "error_msg": None}
817 return True, instance_element_update
818 except vimconn
.vimconnException
as e
:
819 self
.logger
.error("Error {} NET, task=%s: %s", action_text
, str(task_id
), str(e
))
820 task
["status"] = "FAILED"
821 task
["vim_id"] = None
822 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
823 instance_element_update
= {"vim_net_id": None, "sdn_net_id": None, "status": "VIM_ERROR",
824 "error_msg": task
["error_msg"]}
825 return False, instance_element_update
827 def del_net(self
, task
):
828 net_vim_id
= task
["vim_id"]
829 sdn_net_id
= task
["extra"].get("sdn_net_id")
832 # Delete any attached port to this sdn network. There can be ports associated to this network in case
833 # it was manually done using 'openmano vim-net-sdn-attach'
835 port_list
= self
.ovim
.get_ports(columns
={'uuid'},
836 filter={'name': 'external_port', 'net_id': sdn_net_id
})
837 for port
in port_list
:
838 self
.ovim
.delete_port(port
['uuid'])
839 self
.ovim
.delete_network(sdn_net_id
)
840 self
.vim
.delete_network(net_vim_id
)
841 task
["status"] = "DONE"
842 task
["error_msg"] = None
844 except ovimException
as e
:
845 task
["error_msg"] = self
._format
_vim
_error
_msg
("ovimException obtaining and deleting external "
846 "ports for net {}: {}".format(sdn_net_id
, str(e
)))
847 except vimconn
.vimconnException
as e
:
848 task
["error_msg"] = self
._format
_vim
_error
_msg
(str(e
))
849 if isinstance(e
, vimconn
.vimconnNotFoundException
):
850 # If not found mark as Done and fill error_msg
851 task
["status"] = "DONE"
853 task
["status"] = "FAILED"