blob: ce0ab5e99125930d52dc4475b8827d10b8643dc2 [file] [log] [blame]
Scott Baker45fb7a12013-12-31 00:56:19 -08001import os
2import imp
3import inspect
Sapan Bhatia24836f12013-08-27 10:16:05 -04004import time
Sapan Bhatia122595c2015-01-27 03:58:11 +00005import sys
Sapan Bhatia24836f12013-08-27 10:16:05 -04006import traceback
7import commands
8import threading
9import json
Sapan Bhatiaab202a62014-09-03 11:30:21 -040010import pdb
Sapan Bhatia122595c2015-01-27 03:58:11 +000011import pprint
12
Sapan Bhatia24836f12013-08-27 10:16:05 -040013
14from datetime import datetime
15from collections import defaultdict
16from core.models import *
17from django.db.models import F, Q
Scott Baker2e6c9a42014-09-05 14:48:38 -070018from django.db import connection
Tony Mack387a73f2013-09-18 07:59:14 -040019#from openstack.manager import OpenStackManager
20from openstack.driver import OpenStackDriver
Sapan Bhatia24836f12013-08-27 10:16:05 -040021from util.logger import Logger, logging, logger
22#from timeout import timeout
Scott Baker7069c162015-02-04 16:59:45 -080023from planetstack.config import Config, XOS_DIR
Sapan Bhatiaf73664b2014-04-28 13:07:18 -040024from observer.steps import *
Scott Baker45fb7a12013-12-31 00:56:19 -080025from syncstep import SyncStep
Sapan Bhatia45cbbc32014-03-11 17:48:30 -040026from toposort import toposort
Sapan Bhatia13d89152014-07-23 10:35:33 -040027from observer.error_mapper import *
Sapan Bhatia8dde6b92015-01-17 01:03:52 +000028from openstack_observer.openstacksyncstep import OpenStackSyncStep
29
Sapan Bhatia24836f12013-08-27 10:16:05 -040030
Sapan Bhatia13c7f112013-09-02 14:19:35 -040031debug_mode = False
Sapan Bhatia24836f12013-08-27 10:16:05 -040032
Sapan Bhatia8dde6b92015-01-17 01:03:52 +000033class bcolors:
34 HEADER = '\033[95m'
35 OKBLUE = '\033[94m'
36 OKGREEN = '\033[92m'
37 WARNING = '\033[93m'
38 FAIL = '\033[91m'
39 ENDC = '\033[0m'
40 BOLD = '\033[1m'
41 UNDERLINE = '\033[4m'
42
Andy Bavier04111b72013-10-22 16:47:10 -040043logger = Logger(level=logging.INFO)
Sapan Bhatia24836f12013-08-27 10:16:05 -040044
Sapan Bhatia13c7f112013-09-02 14:19:35 -040045class StepNotReady(Exception):
Sapan Bhatiaf73664b2014-04-28 13:07:18 -040046 pass
Sapan Bhatia24836f12013-08-27 10:16:05 -040047
Scott Baker7771f412014-01-02 16:36:41 -080048class NoOpDriver:
Sapan Bhatiaf73664b2014-04-28 13:07:18 -040049 def __init__(self):
50 self.enabled = True
Sapan Bhatiaab202a62014-09-03 11:30:21 -040051 self.dependency_graph = None
52
53STEP_STATUS_WORKING=1
54STEP_STATUS_OK=2
55STEP_STATUS_KO=3
56
57def invert_graph(g):
58 ig = {}
59 for k,v in g.items():
60 for v0 in v:
61 try:
62 ig[v0].append(k)
63 except:
64 ig=[k]
65 return ig
Scott Baker7771f412014-01-02 16:36:41 -080066
Sapan Bhatia24836f12013-08-27 10:16:05 -040067class PlanetStackObserver:
Tony Mack3066a952015-01-05 22:48:11 -050068 #sync_steps = [SyncNetworks,SyncNetworkSlivers,SyncSites,SyncSitePrivilege,SyncSlices,SyncSliceMemberships,SyncSlivers,SyncSliverIps,SyncExternalRoutes,SyncUsers,SyncRoles,SyncNodes,SyncImages,GarbageCollector]
Sapan Bhatiaf73664b2014-04-28 13:07:18 -040069 sync_steps = []
Sapan Bhatia24836f12013-08-27 10:16:05 -040070
Sapan Bhatiaab202a62014-09-03 11:30:21 -040071
Sapan Bhatiaf73664b2014-04-28 13:07:18 -040072 def __init__(self):
73 # The Condition object that gets signalled by Feefie events
74 self.step_lookup = {}
75 self.load_sync_step_modules()
76 self.load_sync_steps()
77 self.event_cond = threading.Condition()
Scott Baker7771f412014-01-02 16:36:41 -080078
Sapan Bhatiaf73664b2014-04-28 13:07:18 -040079 self.driver_kind = getattr(Config(), "observer_driver", "openstack")
80 if self.driver_kind=="openstack":
81 self.driver = OpenStackDriver()
82 else:
83 self.driver = NoOpDriver()
Sapan Bhatia24836f12013-08-27 10:16:05 -040084
Sapan Bhatiaf73664b2014-04-28 13:07:18 -040085 def wait_for_event(self, timeout):
86 self.event_cond.acquire()
87 self.event_cond.wait(timeout)
88 self.event_cond.release()
Scott Baker45fb7a12013-12-31 00:56:19 -080089
Sapan Bhatiaf73664b2014-04-28 13:07:18 -040090 def wake_up(self):
91 logger.info('Wake up routine called. Event cond %r'%self.event_cond)
92 self.event_cond.acquire()
93 self.event_cond.notify()
94 self.event_cond.release()
Sapan Bhatia24836f12013-08-27 10:16:05 -040095
Sapan Bhatiaf73664b2014-04-28 13:07:18 -040096 def load_sync_step_modules(self, step_dir=None):
97 if step_dir is None:
98 if hasattr(Config(), "observer_steps_dir"):
99 step_dir = Config().observer_steps_dir
100 else:
Scott Baker7069c162015-02-04 16:59:45 -0800101 step_dir = XOS_DIR + "/observer/steps"
Scott Baker45fb7a12013-12-31 00:56:19 -0800102
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400103 for fn in os.listdir(step_dir):
104 pathname = os.path.join(step_dir,fn)
105 if os.path.isfile(pathname) and fn.endswith(".py") and (fn!="__init__.py"):
106 module = imp.load_source(fn[:-3],pathname)
107 for classname in dir(module):
108 c = getattr(module, classname, None)
Scott Baker45fb7a12013-12-31 00:56:19 -0800109
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400110 # make sure 'c' is a descendent of SyncStep and has a
111 # provides field (this eliminates the abstract base classes
112 # since they don't have a provides)
Scott Baker45fb7a12013-12-31 00:56:19 -0800113
Sapan Bhatiab3c46bc2015-01-17 01:04:10 +0000114 if inspect.isclass(c) and (issubclass(c, SyncStep) or issubclass(c,OpenStackSyncStep)) and hasattr(c,"provides") and (c not in self.sync_steps):
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400115 self.sync_steps.append(c)
116 logger.info('loaded sync steps: %s' % ",".join([x.__name__ for x in self.sync_steps]))
117 # print 'loaded sync steps: %s' % ",".join([x.__name__ for x in self.sync_steps])
Scott Baker45fb7a12013-12-31 00:56:19 -0800118
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400119 def load_sync_steps(self):
120 dep_path = Config().observer_dependency_graph
121 logger.info('Loading model dependency graph from %s' % dep_path)
122 try:
123 # This contains dependencies between records, not sync steps
124 self.model_dependency_graph = json.loads(open(dep_path).read())
Sapan Bhatia122595c2015-01-27 03:58:11 +0000125 for lst in self.model_dependency_graph.values():
126 for k in lst:
127 try:
128 deps = self.model_dependency_graph[k]
129 except:
130 self.model_dependency_graph[k] = []
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400131 except Exception,e:
132 raise e
Sapan Bhatia24836f12013-08-27 10:16:05 -0400133
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400134 try:
135 backend_path = Config().observer_pl_dependency_graph
136 logger.info('Loading backend dependency graph from %s' % backend_path)
137 # This contains dependencies between backend records
138 self.backend_dependency_graph = json.loads(open(backend_path).read())
Sapan Bhatiaed6fc2d2015-01-29 20:51:13 +0000139 for k,v in self.backend_dependency_graph.items():
140 try:
141 self.model_dependency_graph[k].extend(v)
142 except KeyError:
143 self.model_dependency_graphp[k] = v
144
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400145 except Exception,e:
146 logger.info('Backend dependency graph not loaded')
147 # We can work without a backend graph
148 self.backend_dependency_graph = {}
Sapan Bhatia24836f12013-08-27 10:16:05 -0400149
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400150 provides_dict = {}
151 for s in self.sync_steps:
152 self.step_lookup[s.__name__] = s
153 for m in s.provides:
154 try:
155 provides_dict[m.__name__].append(s.__name__)
156 except KeyError:
157 provides_dict[m.__name__]=[s.__name__]
Sapan Bhatia04c94ad2013-09-02 18:00:28 -0400158
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400159 step_graph = {}
160 for k,v in self.model_dependency_graph.iteritems():
161 try:
162 for source in provides_dict[k]:
Sapan Bhatia122595c2015-01-27 03:58:11 +0000163 if (not v):
164 step_graph[source] = []
165
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400166 for m in v:
167 try:
168 for dest in provides_dict[m]:
169 # no deps, pass
170 try:
171 if (dest not in step_graph[source]):
172 step_graph[source].append(dest)
173 except:
174 step_graph[source]=[dest]
175 except KeyError:
176 pass
177
178 except KeyError:
179 pass
180 # no dependencies, pass
181
Sapan Bhatia24836f12013-08-27 10:16:05 -0400182
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400183 self.dependency_graph = step_graph
184 self.deletion_dependency_graph = invert_graph(step_graph)
Sapan Bhatia24836f12013-08-27 10:16:05 -0400185
Sapan Bhatia122595c2015-01-27 03:58:11 +0000186 pp = pprint.PrettyPrinter(indent=4)
187 pp.pprint(step_graph)
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400188 self.ordered_steps = toposort(self.dependency_graph, map(lambda s:s.__name__,self.sync_steps))
Sapan Bhatia122595c2015-01-27 03:58:11 +0000189 #self.ordered_steps = ['SyncRoles', 'SyncControllerSites', 'SyncControllerSitePrivileges','SyncImages', 'SyncControllerImages','SyncControllerUsers','SyncControllerUserSitePrivileges','SyncControllerSlices', 'SyncControllerSlicePrivileges', 'SyncControllerUserSlicePrivileges', 'SyncControllerNetworks','SyncSlivers']
190 #self.ordered_steps = ['SyncControllerSites']
191
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400192 print "Order of steps=",self.ordered_steps
Sapan Bhatia122595c2015-01-27 03:58:11 +0000193
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400194 self.load_run_times()
195
Sapan Bhatia24836f12013-08-27 10:16:05 -0400196
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400197 def check_duration(self, step, duration):
198 try:
199 if (duration > step.deadline):
200 logger.info('Sync step %s missed deadline, took %.2f seconds'%(step.name,duration))
201 except AttributeError:
202 # S doesn't have a deadline
203 pass
Sapan Bhatia24836f12013-08-27 10:16:05 -0400204
Sapan Bhatia285decb2014-04-30 00:31:44 -0400205 def update_run_time(self, step, deletion):
206 if (not deletion):
207 self.last_run_times[step.__name__]=time.time()
208 else:
209 self.last_deletion_run_times[step.__name__]=time.time()
Sapan Bhatia13c7f112013-09-02 14:19:35 -0400210
Sapan Bhatia285decb2014-04-30 00:31:44 -0400211
212 def check_schedule(self, step, deletion):
213 last_run_times = self.last_run_times if not deletion else self.last_deletion_run_times
214
215 time_since_last_run = time.time() - last_run_times.get(step.__name__, 0)
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400216 try:
217 if (time_since_last_run < step.requested_interval):
218 raise StepNotReady
219 except AttributeError:
220 logger.info('Step %s does not have requested_interval set'%step.__name__)
221 raise StepNotReady
222
223 def load_run_times(self):
224 try:
225 jrun_times = open('/tmp/observer_run_times').read()
226 self.last_run_times = json.loads(jrun_times)
227 except:
228 self.last_run_times={}
229 for e in self.ordered_steps:
230 self.last_run_times[e]=0
Sapan Bhatia285decb2014-04-30 00:31:44 -0400231 try:
232 jrun_times = open('/tmp/observer_deletion_run_times').read()
233 self.last_deletion_run_times = json.loads(jrun_times)
234 except:
235 self.last_deletion_run_times={}
236 for e in self.ordered_steps:
237 self.last_deletion_run_times[e]=0
238
Sapan Bhatia36938ca2013-09-02 14:35:24 -0400239
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400240 def save_run_times(self):
241 run_times = json.dumps(self.last_run_times)
242 open('/tmp/observer_run_times','w').write(run_times)
Sapan Bhatia36938ca2013-09-02 14:35:24 -0400243
Sapan Bhatia285decb2014-04-30 00:31:44 -0400244 deletion_run_times = json.dumps(self.last_deletion_run_times)
245 open('/tmp/observer_deletion_run_times','w').write(deletion_run_times)
246
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400247 def check_class_dependency(self, step, failed_steps):
248 step.dependenices = []
249 for obj in step.provides:
250 step.dependenices.extend(self.model_dependency_graph.get(obj.__name__, []))
251 for failed_step in failed_steps:
252 if (failed_step in step.dependencies):
253 raise StepNotReady
254
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400255 def sync(self, S, deletion):
Scott Baker2e6c9a42014-09-05 14:48:38 -0700256 try:
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400257 step = self.step_lookup[S]
258 start_time=time.time()
Scott Baker72aa9302014-09-04 10:36:51 -0700259
260 logger.info("Starting to work on step %s" % step.__name__)
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400261
262 dependency_graph = self.dependency_graph if not deletion else self.deletion_dependency_graph
Sapan Bhatia51f48932014-08-25 04:17:12 -0400263
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400264 # Wait for step dependencies to be met
265 try:
266 deps = self.dependency_graph[S]
267 has_deps = True
268 except KeyError:
269 has_deps = False
Sapan Bhatia51f48932014-08-25 04:17:12 -0400270
Sapan Bhatia122595c2015-01-27 03:58:11 +0000271 go = True
Sapan Bhatia14356b72014-11-05 10:32:41 -0500272
Sapan Bhatia122595c2015-01-27 03:58:11 +0000273 failed_dep = None
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400274 if (has_deps):
275 for d in deps:
Scott Baker72aa9302014-09-04 10:36:51 -0700276 if d==step.__name__:
277 logger.info(" step %s self-wait skipped" % step.__name__)
Sapan Bhatia14356b72014-11-05 10:32:41 -0500278 go = True
Scott Baker72aa9302014-09-04 10:36:51 -0700279 continue
280
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400281 cond = self.step_conditions[d]
282 cond.acquire()
283 if (self.step_status[d] is STEP_STATUS_WORKING):
Scott Baker72aa9302014-09-04 10:36:51 -0700284 logger.info(" step %s wait on dep %s" % (step.__name__, d))
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400285 cond.wait()
Sapan Bhatia122595c2015-01-27 03:58:11 +0000286 elif self.step_status[d] == STEP_STATUS_OK:
287 go = True
288 else:
289 go = False
290 failed_dep = d
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400291 cond.release()
Sapan Bhatia122595c2015-01-27 03:58:11 +0000292 if (not go):
293 break
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400294 else:
295 go = True
296
297 if (not go):
Sapan Bhatia122595c2015-01-27 03:58:11 +0000298 print bcolors.FAIL + "Step %r skipped on %r" % (step,failed_dep) + bcolors.ENDC
Scott Baker72aa9302014-09-04 10:36:51 -0700299 # SMBAKER: sync_step was not defined here, so I changed
300 # this from 'sync_step' to 'step'. Verify.
301 self.failed_steps.append(step)
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400302 my_status = STEP_STATUS_KO
303 else:
304 sync_step = step(driver=self.driver,error_map=self.error_mapper)
Sapan Bhatia51f48932014-08-25 04:17:12 -0400305 sync_step.__name__ = step.__name__
306 sync_step.dependencies = []
307 try:
308 mlist = sync_step.provides
Scott Baker72aa9302014-09-04 10:36:51 -0700309
Sapan Bhatia51f48932014-08-25 04:17:12 -0400310 for m in mlist:
311 sync_step.dependencies.extend(self.model_dependency_graph[m.__name__])
312 except KeyError:
313 pass
314 sync_step.debug_mode = debug_mode
315
316 should_run = False
317 try:
318 # Various checks that decide whether
319 # this step runs or not
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400320 self.check_class_dependency(sync_step, self.failed_steps) # dont run Slices if Sites failed
Sapan Bhatia51f48932014-08-25 04:17:12 -0400321 self.check_schedule(sync_step, deletion) # dont run sync_network_routes if time since last run < 1 hour
322 should_run = True
323 except StepNotReady:
Scott Baker72aa9302014-09-04 10:36:51 -0700324 logger.info('Step not ready: %s'%sync_step.__name__)
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400325 self.failed_steps.append(sync_step)
326 my_status = STEP_STATUS_KO
Sapan Bhatia51f48932014-08-25 04:17:12 -0400327 except Exception,e:
Scott Baker72aa9302014-09-04 10:36:51 -0700328 logger.error('%r' % e)
Sapan Bhatia51f48932014-08-25 04:17:12 -0400329 logger.log_exc("sync step failed: %r. Deletion: %r"%(sync_step,deletion))
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400330 self.failed_steps.append(sync_step)
331 my_status = STEP_STATUS_KO
Sapan Bhatia51f48932014-08-25 04:17:12 -0400332
333 if (should_run):
334 try:
335 duration=time.time() - start_time
336
337 logger.info('Executing step %s' % sync_step.__name__)
338
Sapan Bhatia122595c2015-01-27 03:58:11 +0000339 print bcolors.OKBLUE + "Executing step %s" % sync_step.__name__ + bcolors.ENDC
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400340 failed_objects = sync_step(failed=list(self.failed_step_objects), deletion=deletion)
Sapan Bhatia51f48932014-08-25 04:17:12 -0400341
342 self.check_duration(sync_step, duration)
Sapan Bhatia51f48932014-08-25 04:17:12 -0400343
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400344 if failed_objects:
345 self.failed_step_objects.update(failed_objects)
346
Scott Baker72aa9302014-09-04 10:36:51 -0700347 logger.info("Step %r succeeded" % step)
Sapan Bhatia122595c2015-01-27 03:58:11 +0000348 print bcolors.OKGREEN + "Step %r succeeded" % step + bcolors.ENDC
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400349 my_status = STEP_STATUS_OK
Sapan Bhatia51f48932014-08-25 04:17:12 -0400350 self.update_run_time(sync_step,deletion)
351 except Exception,e:
Sapan Bhatia122595c2015-01-27 03:58:11 +0000352 print bcolors.FAIL + "Model step %r failed" % (step) + bcolors.ENDC
Scott Baker72aa9302014-09-04 10:36:51 -0700353 logger.error('Model step %r failed. This seems like a misconfiguration or bug: %r. This error will not be relayed to the user!' % (step, e))
Sapan Bhatia51f48932014-08-25 04:17:12 -0400354 logger.log_exc(e)
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400355 self.failed_steps.append(S)
356 my_status = STEP_STATUS_KO
357 else:
Scott Baker72aa9302014-09-04 10:36:51 -0700358 logger.info("Step %r succeeded due to non-run" % step)
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400359 my_status = STEP_STATUS_OK
Scott Baker72aa9302014-09-04 10:36:51 -0700360
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400361 try:
362 my_cond = self.step_conditions[S]
363 my_cond.acquire()
364 self.step_status[S]=my_status
365 my_cond.notify_all()
366 my_cond.release()
367 except KeyError,e:
Scott Baker72aa9302014-09-04 10:36:51 -0700368 logger.info('Step %r is a leaf' % step)
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400369 pass
Scott Baker2e6c9a42014-09-05 14:48:38 -0700370 finally:
371 connection.close()
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400372
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400373 def run(self):
374 if not self.driver.enabled:
375 return
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400376
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400377 if (self.driver_kind=="openstack") and (not self.driver.has_openstack):
378 return
379
380 while True:
381 try:
Sapan Bhatia1e921252015-01-29 20:54:17 +0000382 loop_start = time.time()
Scott Baker7069c162015-02-04 16:59:45 -0800383 error_map_file = getattr(Config(), "error_map_path", XOS_DIR + "/error_map.txt")
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400384 self.error_mapper = ErrorMapper(error_map_file)
385
386 # Set of whole steps that failed
387 self.failed_steps = []
388
389 # Set of individual objects within steps that failed
390 self.failed_step_objects = set()
391
392 # Set up conditions and step status
393 # This is needed for steps to run in parallel
394 # while obeying dependencies.
395
396 providers = set()
397 for v in self.dependency_graph.values():
398 if (v):
399 providers.update(v)
400
401 self.step_conditions = {}
402 self.step_status = {}
403 for p in list(providers):
404 self.step_conditions[p] = threading.Condition()
405 self.step_status[p] = STEP_STATUS_WORKING
406
Sapan Bhatia31ebe5c2014-04-29 00:24:09 -0400407
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400408 logger.info('Waiting for event')
409 tBeforeWait = time.time()
Sapan Bhatia13d89152014-07-23 10:35:33 -0400410 self.wait_for_event(timeout=30)
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400411 logger.info('Observer woke up')
412
Sapan Bhatia285decb2014-04-30 00:31:44 -0400413 # Two passes. One for sync, the other for deletion.
Sapan Bhatia0f727b82014-08-18 02:44:20 -0400414 for deletion in [False,True]:
Sapan Bhatia51f48932014-08-25 04:17:12 -0400415 threads = []
Sapan Bhatiae82f5e52014-07-23 10:02:45 -0400416 logger.info('Deletion=%r...'%deletion)
Sapan Bhatiaab202a62014-09-03 11:30:21 -0400417 schedule = self.ordered_steps if not deletion else reversed(self.ordered_steps)
418
419 for S in schedule:
420 thread = threading.Thread(target=self.sync, args=(S, deletion))
421
422 logger.info('Deletion=%r...'%deletion)
423 threads.append(thread)
Sapan Bhatia285decb2014-04-30 00:31:44 -0400424
Sapan Bhatia51f48932014-08-25 04:17:12 -0400425 # Start threads
426 for t in threads:
427 t.start()
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400428
Sapan Bhatia51f48932014-08-25 04:17:12 -0400429 # Wait for all threads to finish before continuing with the run loop
430 for t in threads:
431 t.join()
Sapan Bhatia285decb2014-04-30 00:31:44 -0400432
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400433 self.save_run_times()
Sapan Bhatia1e921252015-01-29 20:54:17 +0000434 loop_end = time.time()
435 open('/tmp/observer_last_run','w').write(json.dumps({'last_run': loop_end, 'last_duration':loop_end - loop_start}))
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400436 except Exception, e:
Scott Baker72aa9302014-09-04 10:36:51 -0700437 logger.error('Core error. This seems like a misconfiguration or bug: %r. This error will not be relayed to the user!' % e)
Sapan Bhatiaf73664b2014-04-28 13:07:18 -0400438 logger.log_exc("Exception in observer run loop")
439 traceback.print_exc()