X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=planetstack%2Fopenstack_observer%2Fevent_loop.py;h=51be5d3d4ae8f37bf6ac5a3a042f8cfa594dab5c;hb=05af1ce7d9e949e0c25646090c4bf48edcb29536;hp=1f15a8e0c52630b94078c464c8978b7a1c0aa803;hpb=29ad9b6ad3a49bda4c8a1c6ee03271b1997d63c1;p=plstackapi.git diff --git a/planetstack/openstack_observer/event_loop.py b/planetstack/openstack_observer/event_loop.py index 1f15a8e..51be5d3 100644 --- a/planetstack/openstack_observer/event_loop.py +++ b/planetstack/openstack_observer/event_loop.py @@ -2,16 +2,20 @@ import os import imp import inspect import time +import sys import traceback import commands import threading import json import pdb +import pprint + from datetime import datetime from collections import defaultdict from core.models import * from django.db.models import F, Q +from django.db import connection #from openstack.manager import OpenStackManager from openstack.driver import OpenStackDriver from util.logger import Logger, logging, logger @@ -21,9 +25,21 @@ from observer.steps import * from syncstep import SyncStep from toposort import toposort from observer.error_mapper import * +from openstack_observer.openstacksyncstep import OpenStackSyncStep + debug_mode = False +class bcolors: + HEADER = '\033[95m' + OKBLUE = '\033[94m' + OKGREEN = '\033[92m' + WARNING = '\033[93m' + FAIL = '\033[91m' + ENDC = '\033[0m' + BOLD = '\033[1m' + UNDERLINE = '\033[4m' + logger = Logger(level=logging.INFO) class StepNotReady(Exception): @@ -49,7 +65,7 @@ def invert_graph(g): return ig class PlanetStackObserver: - #sync_steps = [SyncNetworks,SyncNetworkSlivers,SyncSites,SyncSitePrivileges,SyncSlices,SyncSliceMemberships,SyncSlivers,SyncSliverIps,SyncExternalRoutes,SyncUsers,SyncRoles,SyncNodes,SyncImages,GarbageCollector] + #sync_steps = [SyncNetworks,SyncNetworkSlivers,SyncSites,SyncSitePrivilege,SyncSlices,SyncSliceMemberships,SyncSlivers,SyncSliverIps,SyncExternalRoutes,SyncUsers,SyncRoles,SyncNodes,SyncImages,GarbageCollector] sync_steps = [] @@ -95,7 +111,7 @@ class PlanetStackObserver: # provides field (this eliminates the abstract base classes # since they don't have a provides) - if inspect.isclass(c) and issubclass(c, SyncStep) and hasattr(c,"provides") and (c not in self.sync_steps): + if inspect.isclass(c) and (issubclass(c, SyncStep) or issubclass(c,OpenStackSyncStep)) and hasattr(c,"provides") and (c not in self.sync_steps): self.sync_steps.append(c) logger.info('loaded sync steps: %s' % ",".join([x.__name__ for x in self.sync_steps])) # print 'loaded sync steps: %s' % ",".join([x.__name__ for x in self.sync_steps]) @@ -106,6 +122,12 @@ class PlanetStackObserver: try: # This contains dependencies between records, not sync steps self.model_dependency_graph = json.loads(open(dep_path).read()) + for lst in self.model_dependency_graph.values(): + for k in lst: + try: + deps = self.model_dependency_graph[k] + except: + self.model_dependency_graph[k] = [] except Exception,e: raise e @@ -132,6 +154,9 @@ class PlanetStackObserver: for k,v in self.model_dependency_graph.iteritems(): try: for source in provides_dict[k]: + if (not v): + step_graph[source] = [] + for m in v: try: for dest in provides_dict[m]: @@ -174,8 +199,14 @@ class PlanetStackObserver: self.dependency_graph = step_graph self.deletion_dependency_graph = invert_graph(step_graph) + pp = pprint.PrettyPrinter(indent=4) + pp.pprint(step_graph) self.ordered_steps = toposort(self.dependency_graph, map(lambda s:s.__name__,self.sync_steps)) + #self.ordered_steps = ['SyncRoles', 'SyncControllerSites', 'SyncControllerSitePrivileges','SyncImages', 'SyncControllerImages','SyncControllerUsers','SyncControllerUserSitePrivileges','SyncControllerSlices', 'SyncControllerSlicePrivileges', 'SyncControllerUserSlicePrivileges', 'SyncControllerNetworks','SyncSlivers'] + #self.ordered_steps = ['SyncControllerSites'] + print "Order of steps=",self.ordered_steps + self.load_run_times() @@ -238,8 +269,11 @@ class PlanetStackObserver: raise StepNotReady def sync(self, S, deletion): + try: step = self.step_lookup[S] start_time=time.time() + + logger.info("Starting to work on step %s" % step.__name__) dependency_graph = self.dependency_graph if not deletion else self.deletion_dependency_graph @@ -250,19 +284,37 @@ class PlanetStackObserver: except KeyError: has_deps = False + go = True + + failed_dep = None if (has_deps): for d in deps: + if d==step.__name__: + logger.info(" step %s self-wait skipped" % step.__name__) + go = True + continue + cond = self.step_conditions[d] cond.acquire() if (self.step_status[d] is STEP_STATUS_WORKING): + logger.info(" step %s wait on dep %s" % (step.__name__, d)) cond.wait() + elif self.step_status[d] == STEP_STATUS_OK: + go = True + else: + go = False + failed_dep = d cond.release() - go = self.step_status[d] == STEP_STATUS_OK + if (not go): + break else: go = True if (not go): - self.failed_steps.append(sync_step) + print bcolors.FAIL + "Step %r skipped on %r" % (step,failed_dep) + bcolors.ENDC + # SMBAKER: sync_step was not defined here, so I changed + # this from 'sync_step' to 'step'. Verify. + self.failed_steps.append(step) my_status = STEP_STATUS_KO else: sync_step = step(driver=self.driver,error_map=self.error_mapper) @@ -270,7 +322,7 @@ class PlanetStackObserver: sync_step.dependencies = [] try: mlist = sync_step.provides - + for m in mlist: sync_step.dependencies.extend(self.model_dependency_graph[m.__name__]) except KeyError: @@ -285,11 +337,11 @@ class PlanetStackObserver: self.check_schedule(sync_step, deletion) # dont run sync_network_routes if time since last run < 1 hour should_run = True except StepNotReady: - logging.info('Step not ready: %s'%sync_step.__name__) + logger.info('Step not ready: %s'%sync_step.__name__) self.failed_steps.append(sync_step) my_status = STEP_STATUS_KO except Exception,e: - logging.error('%r',e) + logger.error('%r' % e) logger.log_exc("sync step failed: %r. Deletion: %r"%(sync_step,deletion)) self.failed_steps.append(sync_step) my_status = STEP_STATUS_KO @@ -300,6 +352,7 @@ class PlanetStackObserver: logger.info('Executing step %s' % sync_step.__name__) + print bcolors.OKBLUE + "Executing step %s" % sync_step.__name__ + bcolors.ENDC failed_objects = sync_step(failed=list(self.failed_step_objects), deletion=deletion) self.check_duration(sync_step, duration) @@ -307,16 +360,20 @@ class PlanetStackObserver: if failed_objects: self.failed_step_objects.update(failed_objects) + logger.info("Step %r succeeded" % step) + print bcolors.OKGREEN + "Step %r succeeded" % step + bcolors.ENDC my_status = STEP_STATUS_OK self.update_run_time(sync_step,deletion) except Exception,e: - logging.error('Model step failed. This seems like a misconfiguration or bug: %r. This error will not be relayed to the user!',e) + print bcolors.FAIL + "Model step %r failed" % (step) + bcolors.ENDC + 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)) logger.log_exc(e) self.failed_steps.append(S) my_status = STEP_STATUS_KO else: + logger.info("Step %r succeeded due to non-run" % step) my_status = STEP_STATUS_OK - + try: my_cond = self.step_conditions[S] my_cond.acquire() @@ -324,8 +381,10 @@ class PlanetStackObserver: my_cond.notify_all() my_cond.release() except KeyError,e: - logging.info('Step %r is a leaf') + logger.info('Step %r is a leaf' % step) pass + finally: + connection.close() def run(self): if not self.driver.enabled: @@ -388,6 +447,6 @@ class PlanetStackObserver: self.save_run_times() except Exception, e: - logging.error('Core error. This seems like a misconfiguration or bug: %r. This error will not be relayed to the user!',e) + logger.error('Core error. This seems like a misconfiguration or bug: %r. This error will not be relayed to the user!' % e) logger.log_exc("Exception in observer run loop") traceback.print_exc()