2 # -*- coding: utf-8 -*-
5 # Copyright 2018 Telefonica S.A.
7 # Licensed under the Apache License, Version 2.0 (the "License"); you may
8 # not use this file except in compliance with the License. You may obtain
9 # a copy of the License at
11 # http://www.apache.org/licenses/LICENSE-2.0
13 # Unless required by applicable law or agreed to in writing, software
14 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
15 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
16 # License for the specific language governing permissions and limitations
28 import logging
.handlers
32 from osm_lcm
import ns
33 from osm_lcm
import vim_sdn
34 from osm_lcm
import netslice
35 from osm_lcm
import ROclient
37 from time
import time
, sleep
38 from osm_lcm
.lcm_utils
import versiontuple
, LcmException
, TaskRegistry
, LcmExceptionExit
39 from osm_lcm
import version
as lcm_version
, version_date
as lcm_version_date
41 from osm_common
import dbmemory
, dbmongo
, fslocal
, fsmongo
, msglocal
, msgkafka
42 from osm_common
import version
as common_version
43 from osm_common
.dbbase
import DbException
44 from osm_common
.fsbase
import FsException
45 from osm_common
.msgbase
import MsgException
46 from os
import environ
, path
47 from random
import choice
as random_choice
48 from n2vc
import version
as n2vc_version
50 if os
.getenv('OSMLCM_PDB_DEBUG', None) is not None:
54 __author__
= "Alfonso Tierno"
55 min_RO_version
= "6.0.2"
56 min_n2vc_version
= "0.0.2"
58 min_common_version
= "0.1.19"
59 # uncomment if LCM is installed as library and installed, and get them from __init__.py
60 # lcm_version = '0.1.41'
61 # lcm_version_date = '2019-06-19'
62 health_check_file
= path
.expanduser("~") + "/time_last_ping" # TODO find better location for this file
67 ping_interval_pace
= 120 # how many time ping is send once is confirmed all is running
68 ping_interval_boot
= 5 # how many time ping is sent when booting
70 def __init__(self
, config_file
, loop
=None):
72 Init, Connect to database, filesystem storage, and messaging
73 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
81 self
.pings_not_received
= 1
82 self
.consecutive_errors
= 0
83 self
.first_start
= False
86 self
.logger
= logging
.getLogger('lcm')
88 self
.worker_id
= self
.get_process_id()
90 config
= self
.read_config_file(config_file
)
93 "endpoint_url": "http://{}:{}/openmano".format(config
["RO"]["host"], config
["RO"]["port"]),
94 "tenant": config
.get("tenant", "osm"),
95 "logger_name": "lcm.ROclient",
99 self
.vca_config
= config
["VCA"]
101 self
.loop
= loop
or asyncio
.get_event_loop()
104 log_format_simple
= "%(asctime)s %(levelname)s %(name)s %(filename)s:%(lineno)s %(message)s"
105 log_formatter_simple
= logging
.Formatter(log_format_simple
, datefmt
='%Y-%m-%dT%H:%M:%S')
106 config
["database"]["logger_name"] = "lcm.db"
107 config
["storage"]["logger_name"] = "lcm.fs"
108 config
["message"]["logger_name"] = "lcm.msg"
109 if config
["global"].get("logfile"):
110 file_handler
= logging
.handlers
.RotatingFileHandler(config
["global"]["logfile"],
111 maxBytes
=100e6
, backupCount
=9, delay
=0)
112 file_handler
.setFormatter(log_formatter_simple
)
113 self
.logger
.addHandler(file_handler
)
114 if not config
["global"].get("nologging"):
115 str_handler
= logging
.StreamHandler()
116 str_handler
.setFormatter(log_formatter_simple
)
117 self
.logger
.addHandler(str_handler
)
119 if config
["global"].get("loglevel"):
120 self
.logger
.setLevel(config
["global"]["loglevel"])
122 # logging other modules
123 for k1
, logname
in {"message": "lcm.msg", "database": "lcm.db", "storage": "lcm.fs"}.items():
124 config
[k1
]["logger_name"] = logname
125 logger_module
= logging
.getLogger(logname
)
126 if config
[k1
].get("logfile"):
127 file_handler
= logging
.handlers
.RotatingFileHandler(config
[k1
]["logfile"],
128 maxBytes
=100e6
, backupCount
=9, delay
=0)
129 file_handler
.setFormatter(log_formatter_simple
)
130 logger_module
.addHandler(file_handler
)
131 if config
[k1
].get("loglevel"):
132 logger_module
.setLevel(config
[k1
]["loglevel"])
133 self
.logger
.critical("starting osm/lcm version {} {}".format(lcm_version
, lcm_version_date
))
135 # check version of N2VC
136 # TODO enhance with int conversion or from distutils.version import LooseVersion
137 # or with list(map(int, version.split(".")))
138 if versiontuple(n2vc_version
) < versiontuple(min_n2vc_version
):
139 raise LcmException("Not compatible osm/N2VC version '{}'. Needed '{}' or higher".format(
140 n2vc_version
, min_n2vc_version
))
141 # check version of common
142 if versiontuple(common_version
) < versiontuple(min_common_version
):
143 raise LcmException("Not compatible osm/common version '{}'. Needed '{}' or higher".format(
144 common_version
, min_common_version
))
147 # TODO check database version
148 if config
["database"]["driver"] == "mongo":
149 self
.db
= dbmongo
.DbMongo()
150 self
.db
.db_connect(config
["database"])
151 elif config
["database"]["driver"] == "memory":
152 self
.db
= dbmemory
.DbMemory()
153 self
.db
.db_connect(config
["database"])
155 raise LcmException("Invalid configuration param '{}' at '[database]':'driver'".format(
156 config
["database"]["driver"]))
158 if config
["storage"]["driver"] == "local":
159 self
.fs
= fslocal
.FsLocal()
160 self
.fs
.fs_connect(config
["storage"])
161 elif config
["storage"]["driver"] == "mongo":
162 self
.fs
= fsmongo
.FsMongo()
163 self
.fs
.fs_connect(config
["storage"])
165 raise LcmException("Invalid configuration param '{}' at '[storage]':'driver'".format(
166 config
["storage"]["driver"]))
168 # copy message configuration in order to remove 'group_id' for msg_admin
169 config_message
= config
["message"].copy()
170 config_message
["loop"] = self
.loop
171 if config_message
["driver"] == "local":
172 self
.msg
= msglocal
.MsgLocal()
173 self
.msg
.connect(config_message
)
174 self
.msg_admin
= msglocal
.MsgLocal()
175 config_message
.pop("group_id", None)
176 self
.msg_admin
.connect(config_message
)
177 elif config_message
["driver"] == "kafka":
178 self
.msg
= msgkafka
.MsgKafka()
179 self
.msg
.connect(config_message
)
180 self
.msg_admin
= msgkafka
.MsgKafka()
181 config_message
.pop("group_id", None)
182 self
.msg_admin
.connect(config_message
)
184 raise LcmException("Invalid configuration param '{}' at '[message]':'driver'".format(
185 config
["message"]["driver"]))
186 except (DbException
, FsException
, MsgException
) as e
:
187 self
.logger
.critical(str(e
), exc_info
=True)
188 raise LcmException(str(e
))
190 # contains created tasks/futures to be able to cancel
191 self
.lcm_tasks
= TaskRegistry(self
.worker_id
, self
.db
, self
.logger
)
193 self
.ns
= ns
.NsLcm(self
.db
, self
.msg
, self
.fs
, self
.lcm_tasks
, self
.ro_config
, self
.vca_config
, self
.loop
)
194 self
.netslice
= netslice
.NetsliceLcm(self
.db
, self
.msg
, self
.fs
, self
.lcm_tasks
, self
.ro_config
,
195 self
.vca_config
, self
.loop
)
196 self
.vim
= vim_sdn
.VimLcm(self
.db
, self
.msg
, self
.fs
, self
.lcm_tasks
, self
.ro_config
, self
.loop
)
197 self
.wim
= vim_sdn
.WimLcm(self
.db
, self
.msg
, self
.fs
, self
.lcm_tasks
, self
.ro_config
, self
.loop
)
198 self
.sdn
= vim_sdn
.SdnLcm(self
.db
, self
.msg
, self
.fs
, self
.lcm_tasks
, self
.ro_config
, self
.loop
)
199 self
.k8scluster
= vim_sdn
.K8sClusterLcm(self
.db
, self
.msg
, self
.fs
, self
.lcm_tasks
, self
.vca_config
, self
.loop
)
200 self
.k8srepo
= vim_sdn
.K8sRepoLcm(self
.db
, self
.msg
, self
.fs
, self
.lcm_tasks
, self
.vca_config
, self
.loop
)
202 async def check_RO_version(self
):
207 ro_server
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
208 ro_version
= await ro_server
.get_version()
209 if versiontuple(ro_version
) < versiontuple(min_RO_version
):
210 raise LcmException("Not compatible osm/RO version '{}'. Needed '{}' or higher".format(
211 ro_version
, min_RO_version
))
212 self
.logger
.info("Connected to RO version {}".format(ro_version
))
214 except ROclient
.ROClientException
as e
:
216 error_text
= "Error while connecting to RO on {}: {}".format(self
.ro_config
["endpoint_url"], e
)
218 self
.logger
.critical(error_text
)
219 raise LcmException(error_text
)
220 if last_error
!= error_text
:
221 last_error
= error_text
222 self
.logger
.error(error_text
+ ". Waiting until {} seconds".format(5*tries
))
223 await asyncio
.sleep(5)
225 async def test(self
, param
=None):
226 self
.logger
.debug("Starting/Ending test task: {}".format(param
))
228 async def kafka_ping(self
):
229 self
.logger
.debug("Task kafka_ping Enter")
230 consecutive_errors
= 0
232 kafka_has_received
= False
233 self
.pings_not_received
= 1
236 await self
.msg_admin
.aiowrite(
238 {"from": "lcm", "to": "lcm", "worker_id": self
.worker_id
, "version": lcm_version
},
240 # time between pings are low when it is not received and at starting
241 wait_time
= self
.ping_interval_boot
if not kafka_has_received
else self
.ping_interval_pace
242 if not self
.pings_not_received
:
243 kafka_has_received
= True
244 self
.pings_not_received
+= 1
245 await asyncio
.sleep(wait_time
, loop
=self
.loop
)
246 if self
.pings_not_received
> 10:
247 raise LcmException("It is not receiving pings from Kafka bus")
248 consecutive_errors
= 0
252 except Exception as e
:
253 # if not first_start is the first time after starting. So leave more time and wait
254 # to allow kafka starts
255 if consecutive_errors
== 8 if not first_start
else 30:
256 self
.logger
.error("Task kafka_read task exit error too many errors. Exception: {}".format(e
))
258 consecutive_errors
+= 1
259 self
.logger
.error("Task kafka_read retrying after Exception {}".format(e
))
260 wait_time
= 2 if not first_start
else 5
261 await asyncio
.sleep(wait_time
, loop
=self
.loop
)
263 def kafka_read_callback(self
, topic
, command
, params
):
266 if topic
!= "admin" and command
!= "ping":
267 self
.logger
.debug("Task kafka_read receives {} {}: {}".format(topic
, command
, params
))
268 self
.consecutive_errors
= 0
269 self
.first_start
= False
271 if command
== "exit":
272 raise LcmExceptionExit
273 elif command
.startswith("#"):
275 elif command
== "echo":
280 elif command
== "test":
281 asyncio
.Task(self
.test(params
), loop
=self
.loop
)
285 if command
== "ping" and params
["to"] == "lcm" and params
["from"] == "lcm":
286 if params
.get("worker_id") != self
.worker_id
:
288 self
.pings_not_received
= 0
290 with
open(health_check_file
, "w") as f
:
292 except Exception as e
:
293 self
.logger
.error("Cannot write into '{}' for healthcheck: {}".format(health_check_file
, e
))
295 elif topic
== "k8scluster":
296 if command
== "create" or command
== "created":
297 k8scluster_id
= params
.get("_id")
298 task
= asyncio
.ensure_future(self
.k8scluster
.create(params
, order_id
))
299 self
.lcm_tasks
.register("k8scluster", k8scluster_id
, order_id
, "k8scluster_create", task
)
301 elif command
== "delete" or command
== "deleted":
302 k8scluster_id
= params
.get("_id")
303 task
= asyncio
.ensure_future(self
.k8scluster
.delete(params
, order_id
))
304 self
.lcm_tasks
.register("k8scluster", k8scluster_id
, order_id
, "k8scluster_delete", task
)
306 elif topic
== "k8srepo":
307 if command
== "create" or command
== "created":
308 k8srepo_id
= params
.get("_id")
309 self
.logger
.debug("k8srepo_id = {}".format(k8srepo_id
))
310 task
= asyncio
.ensure_future(self
.k8srepo
.create(params
, order_id
))
311 self
.lcm_tasks
.register("k8srepo", k8srepo_id
, order_id
, "k8srepo_create", task
)
313 elif command
== "delete" or command
== "deleted":
314 k8srepo_id
= params
.get("_id")
315 task
= asyncio
.ensure_future(self
.k8srepo
.delete(params
, order_id
))
316 self
.lcm_tasks
.register("k8srepo", k8srepo_id
, order_id
, "k8srepo_delete", task
)
319 if command
== "instantiate" or command
== "instantiated":
320 # self.logger.debug("Deploying NS {}".format(nsr_id))
322 nslcmop_id
= nslcmop
["_id"]
323 nsr_id
= nslcmop
["nsInstanceId"]
324 task
= asyncio
.ensure_future(self
.ns
.instantiate(nsr_id
, nslcmop_id
))
325 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "ns_instantiate", task
)
327 elif command
== "terminate" or command
== "terminated":
328 # self.logger.debug("Deleting NS {}".format(nsr_id))
330 nslcmop_id
= nslcmop
["_id"]
331 nsr_id
= nslcmop
["nsInstanceId"]
332 self
.lcm_tasks
.cancel(topic
, nsr_id
)
333 task
= asyncio
.ensure_future(self
.ns
.terminate(nsr_id
, nslcmop_id
))
334 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "ns_terminate", task
)
336 elif command
== "action":
337 # self.logger.debug("Update NS {}".format(nsr_id))
339 nslcmop_id
= nslcmop
["_id"]
340 nsr_id
= nslcmop
["nsInstanceId"]
341 task
= asyncio
.ensure_future(self
.ns
.action(nsr_id
, nslcmop_id
))
342 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "ns_action", task
)
344 elif command
== "scale":
345 # self.logger.debug("Update NS {}".format(nsr_id))
347 nslcmop_id
= nslcmop
["_id"]
348 nsr_id
= nslcmop
["nsInstanceId"]
349 task
= asyncio
.ensure_future(self
.ns
.scale(nsr_id
, nslcmop_id
))
350 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "ns_scale", task
)
352 elif command
== "show":
355 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
356 print("nsr:\n _id={}\n operational-status: {}\n config-status: {}"
357 "\n detailed-status: {}\n deploy: {}\n tasks: {}"
358 "".format(nsr_id
, db_nsr
["operational-status"], db_nsr
["config-status"],
359 db_nsr
["detailed-status"],
360 db_nsr
["_admin"]["deployed"], self
.lcm_ns_tasks
.get(nsr_id
)))
361 except Exception as e
:
362 print("nsr {} not found: {}".format(nsr_id
, e
))
365 elif command
== "deleted":
366 return # TODO cleaning of task just in case should be done
367 elif command
in ("terminated", "instantiated", "scaled", "actioned"): # "scaled-cooldown-time"
369 elif topic
== "nsi": # netslice LCM processes (instantiate, terminate, etc)
370 if command
== "instantiate" or command
== "instantiated":
371 # self.logger.debug("Instantiating Network Slice {}".format(nsilcmop["netsliceInstanceId"]))
373 nsilcmop_id
= nsilcmop
["_id"] # slice operation id
374 nsir_id
= nsilcmop
["netsliceInstanceId"] # slice record id
375 task
= asyncio
.ensure_future(self
.netslice
.instantiate(nsir_id
, nsilcmop_id
))
376 self
.lcm_tasks
.register("nsi", nsir_id
, nsilcmop_id
, "nsi_instantiate", task
)
378 elif command
== "terminate" or command
== "terminated":
379 # self.logger.debug("Terminating Network Slice NS {}".format(nsilcmop["netsliceInstanceId"]))
381 nsilcmop_id
= nsilcmop
["_id"] # slice operation id
382 nsir_id
= nsilcmop
["netsliceInstanceId"] # slice record id
383 self
.lcm_tasks
.cancel(topic
, nsir_id
)
384 task
= asyncio
.ensure_future(self
.netslice
.terminate(nsir_id
, nsilcmop_id
))
385 self
.lcm_tasks
.register("nsi", nsir_id
, nsilcmop_id
, "nsi_terminate", task
)
387 elif command
== "show":
390 db_nsir
= self
.db
.get_one("nsirs", {"_id": nsir_id
})
391 print("nsir:\n _id={}\n operational-status: {}\n config-status: {}"
392 "\n detailed-status: {}\n deploy: {}\n tasks: {}"
393 "".format(nsir_id
, db_nsir
["operational-status"], db_nsir
["config-status"],
394 db_nsir
["detailed-status"],
395 db_nsir
["_admin"]["deployed"], self
.lcm_netslice_tasks
.get(nsir_id
)))
396 except Exception as e
:
397 print("nsir {} not found: {}".format(nsir_id
, e
))
400 elif command
== "deleted":
401 return # TODO cleaning of task just in case should be done
402 elif command
in ("terminated", "instantiated", "scaled", "actioned"): # "scaled-cooldown-time"
404 elif topic
== "vim_account":
405 vim_id
= params
["_id"]
406 if command
in ("create", "created"):
407 task
= asyncio
.ensure_future(self
.vim
.create(params
, order_id
))
408 self
.lcm_tasks
.register("vim_account", vim_id
, order_id
, "vim_create", task
)
410 elif command
== "delete" or command
== "deleted":
411 self
.lcm_tasks
.cancel(topic
, vim_id
)
412 task
= asyncio
.ensure_future(self
.vim
.delete(params
, order_id
))
413 self
.lcm_tasks
.register("vim_account", vim_id
, order_id
, "vim_delete", task
)
415 elif command
== "show":
416 print("not implemented show with vim_account")
419 elif command
in ("edit", "edited"):
420 task
= asyncio
.ensure_future(self
.vim
.edit(params
, order_id
))
421 self
.lcm_tasks
.register("vim_account", vim_id
, order_id
, "vim_edit", task
)
423 elif command
== "deleted":
424 return # TODO cleaning of task just in case should be done
425 elif topic
== "wim_account":
426 wim_id
= params
["_id"]
427 if command
in ("create", "created"):
428 task
= asyncio
.ensure_future(self
.wim
.create(params
, order_id
))
429 self
.lcm_tasks
.register("wim_account", wim_id
, order_id
, "wim_create", task
)
431 elif command
== "delete" or command
== "deleted":
432 self
.lcm_tasks
.cancel(topic
, wim_id
)
433 task
= asyncio
.ensure_future(self
.wim
.delete(params
, order_id
))
434 self
.lcm_tasks
.register("wim_account", wim_id
, order_id
, "wim_delete", task
)
436 elif command
== "show":
437 print("not implemented show with wim_account")
440 elif command
in ("edit", "edited"):
441 task
= asyncio
.ensure_future(self
.wim
.edit(params
, order_id
))
442 self
.lcm_tasks
.register("wim_account", wim_id
, order_id
, "wim_edit", task
)
444 elif command
== "deleted":
445 return # TODO cleaning of task just in case should be done
447 _sdn_id
= params
["_id"]
448 if command
in ("create", "created"):
449 task
= asyncio
.ensure_future(self
.sdn
.create(params
, order_id
))
450 self
.lcm_tasks
.register("sdn", _sdn_id
, order_id
, "sdn_create", task
)
452 elif command
== "delete" or command
== "deleted":
453 self
.lcm_tasks
.cancel(topic
, _sdn_id
)
454 task
= asyncio
.ensure_future(self
.sdn
.delete(params
, order_id
))
455 self
.lcm_tasks
.register("sdn", _sdn_id
, order_id
, "sdn_delete", task
)
457 elif command
in ("edit", "edited"):
458 task
= asyncio
.ensure_future(self
.sdn
.edit(params
, order_id
))
459 self
.lcm_tasks
.register("sdn", _sdn_id
, order_id
, "sdn_edit", task
)
461 elif command
== "deleted":
462 return # TODO cleaning of task just in case should be done
463 self
.logger
.critical("unknown topic {} and command '{}'".format(topic
, command
))
465 async def kafka_read(self
):
466 self
.logger
.debug("Task kafka_read Enter with worker_id={}".format(self
.worker_id
))
467 # future = asyncio.Future()
468 self
.consecutive_errors
= 0
469 self
.first_start
= True
470 while self
.consecutive_errors
< 10:
472 topics
= ("ns", "vim_account", "wim_account", "sdn", "nsi", "k8scluster", "k8srepo")
473 topics_admin
= ("admin", )
474 await asyncio
.gather(
475 self
.msg
.aioread(topics
, self
.loop
, self
.kafka_read_callback
),
476 self
.msg_admin
.aioread(topics_admin
, self
.loop
, self
.kafka_read_callback
, group_id
=False)
479 except LcmExceptionExit
:
480 self
.logger
.debug("Bye!")
482 except Exception as e
:
483 # if not first_start is the first time after starting. So leave more time and wait
484 # to allow kafka starts
485 if self
.consecutive_errors
== 8 if not self
.first_start
else 30:
486 self
.logger
.error("Task kafka_read task exit error too many errors. Exception: {}".format(e
))
488 self
.consecutive_errors
+= 1
489 self
.logger
.error("Task kafka_read retrying after Exception {}".format(e
))
490 wait_time
= 2 if not self
.first_start
else 5
491 await asyncio
.sleep(wait_time
, loop
=self
.loop
)
493 # self.logger.debug("Task kafka_read terminating")
494 self
.logger
.debug("Task kafka_read exit")
499 self
.loop
.run_until_complete(self
.check_RO_version())
501 self
.loop
.run_until_complete(asyncio
.gather(
506 # self.logger.debug("Terminating cancelling creation tasks")
507 # self.lcm_tasks.cancel("ALL", "create")
509 # while self.is_pending_tasks():
510 # self.logger.debug("Task kafka_read terminating. Waiting for tasks termination")
511 # await asyncio.sleep(2, loop=self.loop)
514 # self.lcm_tasks.cancel("ALL", "ALL")
518 self
.db
.db_disconnect()
520 self
.msg
.disconnect()
522 self
.msg_admin
.disconnect()
524 self
.fs
.fs_disconnect()
526 def read_config_file(self
, config_file
):
527 # TODO make a [ini] + yaml inside parser
528 # the configparser library is not suitable, because it does not admit comments at the end of line,
529 # and not parse integer or boolean
531 with
open(config_file
) as f
:
532 conf
= yaml
.load(f
, Loader
=yaml
.Loader
)
533 for k
, v
in environ
.items():
534 if not k
.startswith("OSMLCM_"):
536 k_items
= k
.lower().split("_")
539 if k_items
[1] in ("ro", "vca"):
540 # put in capital letter
541 k_items
[1] = k_items
[1].upper()
544 for k_item
in k_items
[1:-1]:
546 if k_items
[-1] == "port":
547 c
[k_items
[-1]] = int(v
)
550 except Exception as e
:
551 self
.logger
.warn("skipping environ '{}' on exception '{}'".format(k
, e
))
554 except Exception as e
:
555 self
.logger
.critical("At config file '{}': {}".format(config_file
, e
))
559 def get_process_id():
561 Obtain a unique ID for this process. If running from inside docker, it will get docker ID. If not it
562 will provide a random one
565 # Try getting docker id. If fails, get pid
567 with
open("/proc/self/cgroup", "r") as f
:
568 text_id_
= f
.readline()
569 _
, _
, text_id
= text_id_
.rpartition("/")
570 text_id
= text_id
.replace('\n', '')[:12]
576 return ''.join(random_choice("0123456789abcdef") for _
in range(12))
580 print("""Usage: {} [options]
581 -c|--config [configuration_file]: loads the configuration file (default: ./lcm.cfg)
582 --health-check: do not run lcm, but inspect kafka bus to determine if lcm is healthy
583 -h|--help: shows this help
584 """.format(sys
.argv
[0]))
585 # --log-socket-host HOST: send logs to this host")
586 # --log-socket-port PORT: send logs using this port (default: 9022)")
594 with
open(health_check_file
, "r") as f
:
595 last_received_ping
= f
.read()
597 if time() - float(last_received_ping
) < Lcm
.ping_interval_pace
+ 10:
606 if __name__
== '__main__':
609 print("SYS.PATH='{}'".format(sys
.path
))
610 # load parameters and configuration
616 opts
, args
= getopt
.getopt(sys
.argv
[1:], "hc:", ["config=", "help", "health-check"])
617 # TODO add "log-socket-host=", "log-socket-port=", "log-file="
620 if o
in ("-h", "--help"):
623 elif o
in ("-c", "--config"):
625 elif o
== "--health-check":
627 # elif o == "--log-socket-port":
628 # log_socket_port = a
629 # elif o == "--log-socket-host":
630 # log_socket_host = a
631 # elif o == "--log-file":
634 assert False, "Unhandled option"
637 if not path
.isfile(config_file
):
638 print("configuration file '{}' does not exist".format(config_file
), file=sys
.stderr
)
641 for config_file
in (__file__
[:__file__
.rfind(".")] + ".cfg", "./lcm.cfg", "/etc/osm/lcm.cfg"):
642 if path
.isfile(config_file
):
645 print("No configuration file 'lcm.cfg' found neither at local folder nor at /etc/osm/", file=sys
.stderr
)
647 lcm
= Lcm(config_file
)
649 except (LcmException
, getopt
.GetoptError
) as e
:
650 print(str(e
), file=sys
.stderr
)