# DEBUG WITH PDB
-import os
import pdb
import asyncio
import logging.handlers
import getopt
import sys
+from random import SystemRandom
from osm_lcm import ns, vim_sdn, netslice
from osm_lcm.ng_ro import NgRoException, NgRoClient
from osm_lcm.data_utils.filesystem.filesystem import Filesystem
from osm_lcm.data_utils.lcm_config import LcmCfg
from osm_lcm.lcm_hc import get_health_check_file
-from os import path
-from random import choice as random_choice
+from os import path, getenv
from n2vc import version as n2vc_version
import traceback
-if os.getenv("OSMLCM_PDB_DEBUG", None) is not None:
+if getenv("OSMLCM_PDB_DEBUG", None) is not None:
pdb.set_trace()
class Lcm:
-
ping_interval_pace = (
120 # how many time ping is send once is confirmed all is running
)
main_config = LcmCfg()
- def __init__(self, config_file, loop=None):
+ def __init__(self, config_file):
"""
Init, Connect to database, filesystem storage, and messaging
:param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
self.logger.critical("Loaded configuration:" + str(self.main_config.to_dict()))
# TODO: check if lcm_hc.py is necessary
self.health_check_file = get_health_check_file(self.main_config.to_dict())
- self.loop = loop or asyncio.get_event_loop()
self.ns = (
self.netslice
) = (
# copy message configuration in order to remove 'group_id' for msg_admin
config_message = self.main_config.message.to_dict()
- config_message["loop"] = self.loop
+ config_message["loop"] = asyncio.get_event_loop()
if config_message["driver"] == "local":
self.msg = msglocal.MsgLocal()
self.msg.connect(config_message)
# try new RO, if fail old RO
try:
self.main_config.RO.uri = ro_uri + "ro"
- ro_server = NgRoClient(self.loop, **self.main_config.RO.to_dict())
+ ro_server = NgRoClient(**self.main_config.RO.to_dict())
ro_version = await ro_server.get_version()
self.main_config.RO.ng = True
except Exception:
self.main_config.RO.uri = ro_uri + "openmano"
- ro_server = ROClient(self.loop, **self.main_config.RO.to_dict())
+ ro_server = ROClient(**self.main_config.RO.to_dict())
ro_version = await ro_server.get_version()
self.main_config.RO.ng = False
if versiontuple(ro_version) < versiontuple(min_RO_version):
"worker_id": self.worker_id,
"version": lcm_version,
},
- self.loop,
)
# time between pings are low when it is not received and at starting
wait_time = (
if not self.pings_not_received:
kafka_has_received = True
self.pings_not_received += 1
- await asyncio.sleep(wait_time, loop=self.loop)
+ await asyncio.sleep(wait_time)
if self.pings_not_received > 10:
raise LcmException("It is not receiving pings from Kafka bus")
consecutive_errors = 0
"Task kafka_read retrying after Exception {}".format(e)
)
wait_time = 2 if not first_start else 5
- await asyncio.sleep(wait_time, loop=self.loop)
+ await asyncio.sleep(wait_time)
- def kafka_read_callback(self, topic, command, params):
+ async def kafka_read_callback(self, topic, command, params):
order_id = 1
if topic != "admin" and command != "ping":
sys.stdout.flush()
return
elif command == "test":
- asyncio.Task(self.test(params), loop=self.loop)
+ asyncio.Task(self.test(params))
return
if topic == "admin":
)
)
return
+ elif topic == "nslcmops":
+ if command == "cancel":
+ nslcmop_id = params["_id"]
+ self.logger.debug("Cancelling nslcmop {}".format(nslcmop_id))
+ nsr_id = params["nsInstanceId"]
+ # cancel the tasks and wait
+ for task in self.lcm_tasks.cancel("ns", nsr_id, nslcmop_id):
+ try:
+ await task
+ self.logger.debug(
+ "Cancelled task ended {},{},{}".format(
+ nsr_id, nslcmop_id, task
+ )
+ )
+ except asyncio.CancelledError:
+ self.logger.debug(
+ "Task already cancelled and finished {},{},{}".format(
+ nsr_id, nslcmop_id, task
+ )
+ )
+ # update DB
+ q_filter = {"_id": nslcmop_id}
+ update_dict = {
+ "operationState": "FAILED_TEMP",
+ "isCancelPending": False,
+ }
+ unset_dict = {
+ "cancelMode": None,
+ }
+ self.db.set_one(
+ "nslcmops",
+ q_filter=q_filter,
+ update_dict=update_dict,
+ fail_on_empty=False,
+ unset=unset_dict,
+ )
+ self.logger.debug("LCM task cancelled {},{}".format(nsr_id, nslcmop_id))
+ return
elif topic == "pla":
if command == "placement":
self.ns.update_nsrs_with_pla_result(params)
self.logger.debug(
"Task kafka_read Enter with worker_id={}".format(self.worker_id)
)
- # future = asyncio.Future()
self.consecutive_errors = 0
self.first_start = True
while self.consecutive_errors < 10:
"vca",
"k8srepo",
"pla",
+ "nslcmops",
)
topics_admin = ("admin",)
await asyncio.gather(
self.msg.aioread(
- topics, self.loop, self.kafka_read_callback, from_beginning=True
+ topics,
+ aiocallback=self.kafka_read_callback,
+ from_beginning=True,
),
self.msg_admin.aioread(
topics_admin,
- self.loop,
- self.kafka_read_callback,
+ aiocallback=self.kafka_read_callback,
group_id=False,
),
)
"Task kafka_read retrying after Exception {}".format(e)
)
wait_time = 2 if not self.first_start else 5
- await asyncio.sleep(wait_time, loop=self.loop)
+ await asyncio.sleep(wait_time)
- # self.logger.debug("Task kafka_read terminating")
self.logger.debug("Task kafka_read exit")
- def start(self):
+ async def kafka_read_ping(self):
+ await asyncio.gather(self.kafka_read(), self.kafka_ping())
+ async def start(self):
# check RO version
- self.loop.run_until_complete(self.check_RO_version())
+ await self.check_RO_version()
- self.ns = ns.NsLcm(self.msg, self.lcm_tasks, self.main_config, self.loop)
+ self.ns = ns.NsLcm(self.msg, self.lcm_tasks, self.main_config)
# TODO: modify the rest of classes to use the LcmCfg object instead of dicts
self.netslice = netslice.NetsliceLcm(
- self.msg, self.lcm_tasks, self.main_config.to_dict(), self.loop, self.ns
- )
- self.vim = vim_sdn.VimLcm(
- self.msg, self.lcm_tasks, self.main_config.to_dict(), self.loop
- )
- self.wim = vim_sdn.WimLcm(
- self.msg, self.lcm_tasks, self.main_config.to_dict(), self.loop
- )
- self.sdn = vim_sdn.SdnLcm(
- self.msg, self.lcm_tasks, self.main_config.to_dict(), self.loop
+ self.msg, self.lcm_tasks, self.main_config.to_dict(), self.ns
)
+ self.vim = vim_sdn.VimLcm(self.msg, self.lcm_tasks, self.main_config.to_dict())
+ self.wim = vim_sdn.WimLcm(self.msg, self.lcm_tasks, self.main_config.to_dict())
+ self.sdn = vim_sdn.SdnLcm(self.msg, self.lcm_tasks, self.main_config.to_dict())
self.k8scluster = vim_sdn.K8sClusterLcm(
- self.msg, self.lcm_tasks, self.main_config.to_dict(), self.loop
- )
- self.vca = vim_sdn.VcaLcm(
- self.msg, self.lcm_tasks, self.main_config.to_dict(), self.loop
+ self.msg, self.lcm_tasks, self.main_config.to_dict()
)
+ self.vca = vim_sdn.VcaLcm(self.msg, self.lcm_tasks, self.main_config.to_dict())
self.k8srepo = vim_sdn.K8sRepoLcm(
- self.msg, self.lcm_tasks, self.main_config.to_dict(), self.loop
+ self.msg, self.lcm_tasks, self.main_config.to_dict()
)
- self.loop.run_until_complete(
- asyncio.gather(self.kafka_read(), self.kafka_ping())
- )
+ await self.kafka_read_ping()
# TODO
# self.logger.debug("Terminating cancelling creation tasks")
# timeout = 200
# while self.is_pending_tasks():
# self.logger.debug("Task kafka_read terminating. Waiting for tasks termination")
- # await asyncio.sleep(2, loop=self.loop)
+ # await asyncio.sleep(2)
# timeout -= 2
# if not timeout:
# self.lcm_tasks.cancel("ALL", "ALL")
- self.loop.close()
- self.loop = None
if self.db:
self.db.db_disconnect()
if self.msg:
will provide a random one
:return: Obtained ID
"""
- # Try getting docker id. If fails, get pid
- try:
- with open("/proc/self/cgroup", "r") as f:
- text_id_ = f.readline()
- _, _, text_id = text_id_.rpartition("/")
- text_id = text_id.replace("\n", "")[:12]
- if text_id:
- return text_id
- except Exception:
- pass
- # Return a random id
- return "".join(random_choice("0123456789abcdef") for _ in range(12))
+
+ def get_docker_id():
+ try:
+ with open("/proc/self/cgroup", "r") as f:
+ text_id_ = f.readline()
+ _, _, text_id = text_id_.rpartition("/")
+ return text_id.replace("\n", "")[:12]
+ except Exception:
+ return None
+
+ def generate_random_id():
+ return "".join(SystemRandom().choice("0123456789abcdef") for _ in range(12))
+
+ # Try getting docker id. If it fails, generate a random id
+ docker_id = get_docker_id()
+ return docker_id if docker_id else generate_random_id()
def usage():
if __name__ == "__main__":
-
try:
# print("SYS.PATH='{}'".format(sys.path))
# load parameters and configuration
from osm_lcm.lcm_hc import health_check
health_check(config_file, Lcm.ping_interval_pace)
- # elif o == "--log-socket-port":
- # log_socket_port = a
- # elif o == "--log-socket-host":
- # log_socket_host = a
- # elif o == "--log-file":
- # log_file = a
else:
- assert False, "Unhandled option"
+ print(f"Unhandled option: {o}")
+ exit(1)
if config_file:
if not path.isfile(config_file):
)
exit(1)
lcm = Lcm(config_file)
- lcm.start()
+ asyncio.run(lcm.start())
except (LcmException, getopt.GetoptError) as e:
print(str(e), file=sys.stderr)
# usage()