16000231024

Committed 01 Jul 2025 01:07PM UTC coverage: 55.53% (-0.8%) from 56.324%

Build # 16000231024

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github

Committed by

web-flow

Commit Message

Merge pull request #474 from atlanticwave-sdx/bump-pce-dev8

Bump pce to dev8

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53.9

/sdx_controller/controllers/l2vpn_controller.py

import json
import logging
import os
import uuid

import connexion
from flask import current_app
from sdx_datamodel.connection_sm import ConnectionStateMachine
from sdx_datamodel.constants import MongoCollections

from sdx_controller.handlers.connection_handler import (
    ConnectionHandler,
    connection_state_machine,
    get_connection_status,
    parse_conn_status,
)
from sdx_controller.models.l2vpn_service_id_body import L2vpnServiceIdBody  # noqa: E501
from sdx_controller.utils.db_utils import DbUtils

LOG_FORMAT = (
    "%(levelname) -10s %(asctime)s %(name) -30s %(funcName) "
    "-35s %(lineno) -5d: %(message)s"
)
logger = logging.getLogger(__name__)
logging.getLogger("pika").setLevel(logging.WARNING)
logger.setLevel(logging.getLevelName(os.getenv("LOG_LEVEL", "DEBUG")))

# Get DB connection and tables set up.
db_instance = DbUtils()
db_instance.initialize_db()
connection_handler = ConnectionHandler(db_instance)


def delete_connection(service_id):
    """
    Delete connection order by ID.

    :param service_id: ID of the connection that needs to be
        deleted
    :type service_id: str

    :rtype: None
    """
    logger.info(
        f"Handling delete (service id: {service_id}) "
        f"with te_manager: {current_app.te_manager}"
    )

    # # Looking up by UUID do not seem work yet.  Will address in
    # # https://github.com/atlanticwave-sdx/sdx-controller/issues/252.
    #
    # value = db_instance.read_from_db(f"{service_id}")
    # print(f"value: {value}")
    # if not value:
    #     return "Not found", 404

    try:
        # TODO: pce's unreserve_vlan() method silently returns even if the
        # service_id is not found.  This should in fact be an error.
        #
        # https://github.com/atlanticwave-sdx/pce/issues/180
        connection = db_instance.get_value_from_db(
            MongoCollections.CONNECTIONS, f"{service_id}"
        )

        if not connection:
            return "Did not find connection", 404

        logger.info(f"connection: {connection} {type(connection)}")
        if connection.get("status") is None:
            logger.error("Missing field: status is not in connection.")
            connection["status"] = str(ConnectionStateMachine.State.DELETED)
        elif connection["status"] == str(ConnectionStateMachine.State.UP):
            connection, _ = connection_state_machine(
                connection, ConnectionStateMachine.State.DELETED
            )
        elif connection["status"] == str(
            ConnectionStateMachine.State.UNDER_PROVISIONING
        ):
            connection, _ = connection_state_machine(
                connection, ConnectionStateMachine.State.DOWN
            )
            connection, _ = connection_state_machine(
                connection, ConnectionStateMachine.State.DELETED
            )
        else:
            connection, _ = connection_state_machine(
                connection, ConnectionStateMachine.State.DELETED
            )

        logger.info(f"Removing connection: {service_id} {connection.get('status')}")

        connection_handler.remove_connection(current_app.te_manager, service_id)
        db_instance.mark_deleted(MongoCollections.CONNECTIONS, f"{service_id}")
        db_instance.mark_deleted(MongoCollections.BREAKDOWNS, f"{service_id}")
    except Exception as e:
        logger.info(f"Delete failed (connection id: {service_id}): {e}")
        return f"Failed, reason: {e}", 500

    return "OK", 200


def get_connection_by_id(service_id):
    """
    Find connection by ID.

    :param service_id: ID of connection that needs to be fetched
    :type service_id: str

    :rtype: Connection
    """

    value = get_connection_status(db_instance, service_id)

    if not value:
        return "Connection not found", 404

    return value


def get_connections():  # noqa: E501
    """List all connections

    connection details # noqa: E501

    :rtype: Connection
    """
    values = db_instance.get_all_entries_in_collection(MongoCollections.CONNECTIONS)
    if not values:
        return "No connection was found", 404
    return_values = {}
    for connection in values:
        service_id = next(iter(connection))
        logger.info(f"service_id: {service_id}")
        connection_status = get_connection_status(db_instance, service_id)
        if connection_status:
            return_values[service_id] = connection_status.get(service_id)
    return return_values


def place_connection(body):
    """
    Place an connection request from the SDX-Controller.

    :param body: order placed for creating a connection
    :type body: dict | bytes

    :rtype: Connection
    """
    logger.info(f"Placing connection: {body}")
    if not connexion.request.is_json:
        return "Request body must be JSON", 400

    body = connexion.request.get_json()
    logger.info(f"Gathered connexion JSON: {body}")

    logger.info("Placing connection. Saving to database.")

    service_id = body.get("id")

    if service_id is None:
        service_id = str(uuid.uuid4())
        body["id"] = service_id
        logger.info(f"Request has no ID. Generated ID: {service_id}")

    body["status"] = str(ConnectionStateMachine.State.REQUESTED)

    # used in lc_message_handler to count the oxp success response
    body["oxp_success_count"] = 0

    conn_status = ConnectionStateMachine.State.UNDER_PROVISIONING
    body, _ = connection_state_machine(body, conn_status)

    db_instance.add_key_value_pair_to_db(MongoCollections.CONNECTIONS, service_id, body)

    logger.info(
        f"Handling request {service_id} with te_manager: {current_app.te_manager}"
    )
    reason, code = connection_handler.place_connection(current_app.te_manager, body)

    if code // 100 != 2:
        conn_status = ConnectionStateMachine.State.REJECTED
        db_instance.update_field_in_json(
            MongoCollections.CONNECTIONS,
            service_id,
            "status",
            str(conn_status),
        )
    logger.info(
        f"place_connection result: ID: {service_id} reason='{reason}', code={code}"
    )

    response = {
        "service_id": service_id,
        "status": parse_conn_status(str(conn_status)),
        "reason": reason,
    }

    # # TODO: our response is supposed to be shaped just like request
    # # ('#/components/schemas/connection'), and in that case the below
    # # code would be a quick implementation.
    # #
    # # https://github.com/atlanticwave-sdx/sdx-controller/issues/251
    # response = body

    # response["id"] = service_id
    # response["status"] = "success" if code == 2xx else "failure"
    # response["reason"] = reason # `reason` is not present in schema though.

    return response, code


def patch_connection(service_id, body=None):  # noqa: E501
    """Edit and change an existing L2vpn connection by ID from the SDX-Controller

     # noqa: E501

    :param service_id: ID of l2vpn connection that needs to be changed
    :type service_id: dict | bytes'
    :param body:
    :type body: dict | bytes

    :rtype: Connection
    """
    body = db_instance.get_value_from_db(MongoCollections.CONNECTIONS, f"{service_id}")
    if not body:
        return "Connection not found", 404

    if not connexion.request.is_json:
        return "Request body must be JSON", 400

    new_body = connexion.request.get_json()

    logger.info(f"Gathered connexion JSON: {new_body}")

    body.update(new_body)

    body, _ = connection_state_machine(body, ConnectionStateMachine.State.MODIFYING)

    body["oxp_success_count"] = 0

    db_instance.add_key_value_pair_to_db(MongoCollections.CONNECTIONS, service_id, body)

    try:
        logger.info("Removing connection")
        # Get roll back connection before removing connection
        rollback_conn_body = body
        remove_conn_reason, remove_conn_code = connection_handler.remove_connection(
            current_app.te_manager, service_id
        )

        if remove_conn_code // 100 != 2:
            body, _ = connection_state_machine(body, ConnectionStateMachine.State.DOWN)
            db_instance.add_key_value_pair_to_db(
                MongoCollections.CONNECTIONS, service_id, body
            )
            response = {
                "service_id": service_id,
                "status": parse_conn_status(body["status"]),
                "reason": f"Failure to modify L2VPN during removal: {remove_conn_reason}",
            }
            return response, remove_conn_code

        logger.info(f"Removed connection: {service_id}")
    except Exception as e:
        logger.info(f"Delete failed (connection id: {service_id}): {e}")
        return f"Failed, reason: {e}", 500

    logger.info(
        f"Placing new connection {service_id} with te_manager: {current_app.te_manager}"
    )

    body, _ = connection_state_machine(
        body, ConnectionStateMachine.State.UNDER_PROVISIONING
    )
    db_instance.add_key_value_pair_to_db(MongoCollections.CONNECTIONS, service_id, body)
    reason, code = connection_handler.place_connection(current_app.te_manager, body)

    if code // 100 == 2:
        # Service created successfully
        code = 201
        logger.info(f"Placed: ID: {service_id} reason='{reason}', code={code}")
        response = {
            "service_id": service_id,
            "status": parse_conn_status(body["status"]),
            "reason": reason,
        }
        return response, code
    else:
        body, _ = connection_state_machine(body, ConnectionStateMachine.State.DOWN)

    logger.info(
        f"Failed to place new connection. ID: {service_id} reason='{reason}', code={code}"
    )
    logger.info("Rolling back to old connection.")

    if not rollback_conn_body:
        response = {
            "service_id": service_id,
            "status": parse_conn_status(body["status"]),
            "reason": f"Failure, unable to rollback to last successful L2VPN: {reason}",
        }
        return response, code

    # because above placement failed, so re-place the original connection request.
    conn_request = rollback_conn_body
    conn_request["id"] = service_id

    try:
        rollback_conn_reason, rollback_conn_code = connection_handler.place_connection(
            current_app.te_manager, conn_request
        )
        if rollback_conn_code // 100 == 2:
            db_instance.add_key_value_pair_to_db(
                MongoCollections.CONNECTIONS, service_id, conn_request
            )
        logger.info(
            f"Roll back connection result: ID: {service_id} reason='{rollback_conn_reason}', code={rollback_conn_code}"
        )
    except Exception as e:
        logger.info(f"Rollback failed (connection id: {service_id}): {e}")
        return f"Rollback failed, reason: {e}", 500

    response = {
        "service_id": service_id,
        "reason": f"Failure, rolled back to last successful L2VPN: {reason}",
        "status": parse_conn_status(conn_request["status"]),
    }
    return response, code


def get_archived_connections_by_id(service_id):
    """
    List archived connection by ID.

    :param service_id: ID of connection that needs to be fetched
    :type service_id: str

    :rtype: Connection
    """

    value = get_connection_status(db_instance, service_id)

    if not value:
        return "Connection not found", 404

    return value

1	import json	2✔
2	import logging	2✔
3	import os	2✔
4	import uuid	2✔
5
6	import connexion	2✔
7	from flask import current_app	2✔
8	from sdx_datamodel.connection_sm import ConnectionStateMachine	2✔
9	from sdx_datamodel.constants import MongoCollections	2✔
10
11	from sdx_controller.handlers.connection_handler import (	2✔
12	ConnectionHandler,
13	connection_state_machine,
14	get_connection_status,
15	parse_conn_status,
16	)
17	from sdx_controller.models.l2vpn_service_id_body import L2vpnServiceIdBody # noqa: E501	2✔
18	from sdx_controller.utils.db_utils import DbUtils	2✔
19
20	LOG_FORMAT = (	2✔
21	"%(levelname) -10s %(asctime)s %(name) -30s %(funcName) "
22	"-35s %(lineno) -5d: %(message)s"
23	)
24	logger = logging.getLogger(__name__)	2✔
25	logging.getLogger("pika").setLevel(logging.WARNING)	2✔
26	logger.setLevel(logging.getLevelName(os.getenv("LOG_LEVEL", "DEBUG")))	2✔
27
28	# Get DB connection and tables set up.
29	db_instance = DbUtils()	2✔
30	db_instance.initialize_db()	2✔
31	connection_handler = ConnectionHandler(db_instance)	2✔
32
33
34	def delete_connection(service_id):	2✔
35	"""
36	Delete connection order by ID.
37
38	:param service_id: ID of the connection that needs to be
39	deleted
40	:type service_id: str
41
42	:rtype: None
43	"""
44	logger.info(	2✔
45	f"Handling delete (service id: {service_id}) "
46	f"with te_manager: {current_app.te_manager}"
47	)
48
49	# # Looking up by UUID do not seem work yet. Will address in
50	# # https://github.com/atlanticwave-sdx/sdx-controller/issues/252.
51	#
52	# value = db_instance.read_from_db(f"{service_id}")
53	# print(f"value: {value}")
54	# if not value:
55	# return "Not found", 404
56
57	try:	2✔
58	# TODO: pce's unreserve_vlan() method silently returns even if the
59	# service_id is not found. This should in fact be an error.
60	#
61	# https://github.com/atlanticwave-sdx/pce/issues/180
62	connection = db_instance.get_value_from_db(	2✔
63	MongoCollections.CONNECTIONS, f"{service_id}"
64	)
65
66	if not connection:	2✔
67	return "Did not find connection", 404	2✔
68
69	logger.info(f"connection: {connection} {type(connection)}")	2✔
70	if connection.get("status") is None:	2✔
71	logger.error("Missing field: status is not in connection.")	×
72	connection["status"] = str(ConnectionStateMachine.State.DELETED)	×
73	elif connection["status"] == str(ConnectionStateMachine.State.UP):	2✔
74	connection, _ = connection_state_machine(	2✔
75	connection, ConnectionStateMachine.State.DELETED
76	)
77	elif connection["status"] == str(	×
78	ConnectionStateMachine.State.UNDER_PROVISIONING
79	):
80	connection, _ = connection_state_machine(	×
81	connection, ConnectionStateMachine.State.DOWN
82	)
83	connection, _ = connection_state_machine(	×
84	connection, ConnectionStateMachine.State.DELETED
85	)
86	else:
87	connection, _ = connection_state_machine(	×
88	connection, ConnectionStateMachine.State.DELETED
89	)
90
91	logger.info(f"Removing connection: {service_id} {connection.get('status')}")	2✔
92
93	connection_handler.remove_connection(current_app.te_manager, service_id)	2✔
94	db_instance.mark_deleted(MongoCollections.CONNECTIONS, f"{service_id}")	2✔
95	db_instance.mark_deleted(MongoCollections.BREAKDOWNS, f"{service_id}")	2✔
96	except Exception as e:	×
97	logger.info(f"Delete failed (connection id: {service_id}): {e}")	×
98	return f"Failed, reason: {e}", 500	×
99
100	return "OK", 200	2✔
101
102
103	def get_connection_by_id(service_id):	2✔
104	"""
105	Find connection by ID.
106
107	:param service_id: ID of connection that needs to be fetched
108	:type service_id: str
109
110	:rtype: Connection
111	"""
112
113	value = get_connection_status(db_instance, service_id)	2✔
114
115	if not value:	2✔
116	return "Connection not found", 404	2✔
117
118	return value	2✔
119
120
121	def get_connections(): # noqa: E501	2✔
122	"""List all connections
123
124	connection details # noqa: E501
125
126	:rtype: Connection
127	"""
128	values = db_instance.get_all_entries_in_collection(MongoCollections.CONNECTIONS)	2✔
129	if not values:	2✔
130	return "No connection was found", 404	2✔
131	return_values = {}	2✔
132	for connection in values:	2✔
133	service_id = next(iter(connection))	2✔
134	logger.info(f"service_id: {service_id}")	2✔
135	connection_status = get_connection_status(db_instance, service_id)	2✔
136	if connection_status:	2✔
137	return_values[service_id] = connection_status.get(service_id)	2✔
138	return return_values	2✔
139
140
141	def place_connection(body):	2✔
142	"""
143	Place an connection request from the SDX-Controller.
144
145	:param body: order placed for creating a connection
146	:type body: dict \| bytes
147
148	:rtype: Connection
149	"""
150	logger.info(f"Placing connection: {body}")	2✔
151	if not connexion.request.is_json:	2✔
152	return "Request body must be JSON", 400	×
153
154	body = connexion.request.get_json()	2✔
155	logger.info(f"Gathered connexion JSON: {body}")	2✔
156
157	logger.info("Placing connection. Saving to database.")	2✔
158
159	service_id = body.get("id")	2✔
160
161	if service_id is None:	2✔
162	service_id = str(uuid.uuid4())	2✔
163	body["id"] = service_id	2✔
164	logger.info(f"Request has no ID. Generated ID: {service_id}")	2✔
165
166	body["status"] = str(ConnectionStateMachine.State.REQUESTED)	2✔
167
168	# used in lc_message_handler to count the oxp success response
169	body["oxp_success_count"] = 0	2✔
170
171	conn_status = ConnectionStateMachine.State.UNDER_PROVISIONING	2✔
172	body, _ = connection_state_machine(body, conn_status)	2✔
173
174	db_instance.add_key_value_pair_to_db(MongoCollections.CONNECTIONS, service_id, body)	2✔
175
176	logger.info(	2✔
177	f"Handling request {service_id} with te_manager: {current_app.te_manager}"
178	)
179	reason, code = connection_handler.place_connection(current_app.te_manager, body)	2✔
180
181	if code // 100 != 2:	2✔
182	conn_status = ConnectionStateMachine.State.REJECTED	2✔
183	db_instance.update_field_in_json(	2✔
184	MongoCollections.CONNECTIONS,
185	service_id,
186	"status",
187	str(conn_status),
188	)
189	logger.info(	2✔
190	f"place_connection result: ID: {service_id} reason='{reason}', code={code}"
191	)
192
193	response = {	2✔
194	"service_id": service_id,
195	"status": parse_conn_status(str(conn_status)),
196	"reason": reason,
197	}
198
199	# # TODO: our response is supposed to be shaped just like request
200	# # ('#/components/schemas/connection'), and in that case the below
201	# # code would be a quick implementation.
202	# #
203	# # https://github.com/atlanticwave-sdx/sdx-controller/issues/251
204	# response = body
205
206	# response["id"] = service_id
207	# response["status"] = "success" if code == 2xx else "failure"
208	# response["reason"] = reason # `reason` is not present in schema though.
209
210	return response, code	2✔
211
212
213	def patch_connection(service_id, body=None): # noqa: E501	2✔
214	"""Edit and change an existing L2vpn connection by ID from the SDX-Controller
215
216	# noqa: E501
217
218	:param service_id: ID of l2vpn connection that needs to be changed
219	:type service_id: dict \| bytes'
220	:param body:
221	:type body: dict \| bytes
222
223	:rtype: Connection
224	"""
225	body = db_instance.get_value_from_db(MongoCollections.CONNECTIONS, f"{service_id}")	×
226	if not body:	×
227	return "Connection not found", 404	×
228
229	if not connexion.request.is_json:	×
230	return "Request body must be JSON", 400	×
231
232	new_body = connexion.request.get_json()	×
233
234	logger.info(f"Gathered connexion JSON: {new_body}")	×
235
236	body.update(new_body)	×
237
238	body, _ = connection_state_machine(body, ConnectionStateMachine.State.MODIFYING)	×
239
240	body["oxp_success_count"] = 0	×
241
242	db_instance.add_key_value_pair_to_db(MongoCollections.CONNECTIONS, service_id, body)	×
243
244	try:	×
245	logger.info("Removing connection")	×
246	# Get roll back connection before removing connection
247	rollback_conn_body = body	×
248	remove_conn_reason, remove_conn_code = connection_handler.remove_connection(	×
249	current_app.te_manager, service_id
250	)
251
252	if remove_conn_code // 100 != 2:	×
253	body, _ = connection_state_machine(body, ConnectionStateMachine.State.DOWN)	×
254	db_instance.add_key_value_pair_to_db(	×
255	MongoCollections.CONNECTIONS, service_id, body
256	)
257	response = {	×
258	"service_id": service_id,
259	"status": parse_conn_status(body["status"]),
260	"reason": f"Failure to modify L2VPN during removal: {remove_conn_reason}",
261	}
262	return response, remove_conn_code	×
263
264	logger.info(f"Removed connection: {service_id}")	×
265	except Exception as e:	×
266	logger.info(f"Delete failed (connection id: {service_id}): {e}")	×
267	return f"Failed, reason: {e}", 500	×
268
269	logger.info(	×
270	f"Placing new connection {service_id} with te_manager: {current_app.te_manager}"
271	)
272
273	body, _ = connection_state_machine(	×
274	body, ConnectionStateMachine.State.UNDER_PROVISIONING
275	)
276	db_instance.add_key_value_pair_to_db(MongoCollections.CONNECTIONS, service_id, body)	×
277	reason, code = connection_handler.place_connection(current_app.te_manager, body)	×
278
279	if code // 100 == 2:	×
280	# Service created successfully
281	code = 201	×
282	logger.info(f"Placed: ID: {service_id} reason='{reason}', code={code}")	×
283	response = {	×
284	"service_id": service_id,
285	"status": parse_conn_status(body["status"]),
286	"reason": reason,
287	}
288	return response, code	×
289	else:
290	body, _ = connection_state_machine(body, ConnectionStateMachine.State.DOWN)	×
291
292	logger.info(	×
293	f"Failed to place new connection. ID: {service_id} reason='{reason}', code={code}"
294	)
295	logger.info("Rolling back to old connection.")	×
296
297	if not rollback_conn_body:	×
298	response = {	×
299	"service_id": service_id,
300	"status": parse_conn_status(body["status"]),
301	"reason": f"Failure, unable to rollback to last successful L2VPN: {reason}",
302	}
303	return response, code	×
304
305	# because above placement failed, so re-place the original connection request.
306	conn_request = rollback_conn_body	×
307	conn_request["id"] = service_id	×
308
309	try:	×
310	rollback_conn_reason, rollback_conn_code = connection_handler.place_connection(	×
311	current_app.te_manager, conn_request
312	)
313	if rollback_conn_code // 100 == 2:	×
314	db_instance.add_key_value_pair_to_db(	×
315	MongoCollections.CONNECTIONS, service_id, conn_request
316	)
317	logger.info(	×
318	f"Roll back connection result: ID: {service_id} reason='{rollback_conn_reason}', code={rollback_conn_code}"
319	)
320	except Exception as e:	×
321	logger.info(f"Rollback failed (connection id: {service_id}): {e}")	×
322	return f"Rollback failed, reason: {e}", 500	×
323
324	response = {	×
325	"service_id": service_id,
326	"reason": f"Failure, rolled back to last successful L2VPN: {reason}",
327	"status": parse_conn_status(conn_request["status"]),
328	}
329	return response, code	×
330
331
332	def get_archived_connections_by_id(service_id):	2✔
333	"""
334	List archived connection by ID.
335
336	:param service_id: ID of connection that needs to be fetched
337	:type service_id: str
338
339	:rtype: Connection
340	"""
341
342	value = get_connection_status(db_instance, service_id)	×
343
344	if not value:	×
345	return "Connection not found", 404	×
346
347	return value	×

atlanticwave-sdx / sdx-controller / 16000231024

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