How to use logMethodCall method in fMBT

Best Python code snippet using fMBT_python

serviceManager.py

Source:serviceManager.py

1#Embedded file name: c:/depot/games/branches/release/EVE-TRANQUILITY/carbon/common/script/sys/serviceManager.py2from __future__ import with_statement3import bluepy4import telemetry5import uthread6import service7import blue8import base9import stackless10import types11import weakref12import log13import sys14import time15import collections16import util17import const18import svc19import os20from timerstuff import ClockThis, ClockThisWithoutTheStars21class ServiceNotFound(StandardError):22    __guid__ = 'exceptions.ServiceNotFound'23    __persistvars__ = ['serviceName']24    def __init__(self, serviceName = None):25        self.serviceName = serviceName26        self.args = [serviceName]27    def __repr__(self):28        return 'The service ' + unicode(self.serviceName) + ' was not found.'29class MethodNotCalledFromClient(StandardError):30    __guid__ = 'exception.MethodNotCalledFromClient'31    __persistvars__ = ['methodName']32    def __init__(self, methodName = None):33        self.methodName = methodName34        self.args = [methodName]35    def __repr__(self):36        return 'The method ' + unicode(self.methodName) + ' can be called from the client only.'37import __builtin__38__builtin__.ServiceNotFound = ServiceNotFound39__builtin__.MethodNotCalledFromClient = MethodNotCalledFromClient40class ServiceManager(log.LogMixin):41    __guid__ = 'service.ServiceManager'42    def __init__(self, startInline = []):43        log.LogMixin.__init__(self, 'svc.ServiceManager')44        self.state = service.SERVICE_START_PENDING45        self.services = {}46        self.dependants = {}47        self.notify = {}48        self.notifyObs = {}49        self.startInline = startInline50        self.blockedServices = []51        self.startupTimes = {}52        import __builtin__53        if hasattr(__builtin__, 'sm'):54            log.Quit('Multiple instances of ServiceManager are not allowed in a process')55        __builtin__.sm = self56    def _BuildClassMap(self):57        self.classmap = dict([ (name, (name, getattr(svc, name))) for name in dir(svc) ])58        self.classmapWithReplacements = self.classmap.copy()59        for name, svcclass in self.classmap.values():60            self.classmapWithReplacements[name] = (name, getattr(svc, self.GetServiceImplementation(name)))61    def Run(self, servicesToRun, servicesToBlock = []):62        self.run = 163        if self.state not in (service.SERVICE_START_PENDING, service.SERVICE_RUNNING):64            if self.state == service.SERVICE_STOPPED:65                self.state = service.SERVICE_START_PENDING66            else:67                raise RuntimeError, "can't run a service when state is " + repr(self.state)68        self._BuildClassMap()69        blue.pyos.AddExitProc(self.Stop)70        for block in servicesToBlock:71            if block not in self.blockedServices:72                self.blockedServices.append(block)73        if len(servicesToRun):74            print 'Starting services'75            was = blue.pyos.taskletTimer.timesliceWarning76            try:77                blue.pyos.taskletTimer.timesliceWarning = 500078                for each in servicesToRun:79                    self.StartService(each, reason='autoexec')80                for each in sm.services.keys():81                    counter = 082                    sleepTimeMs = 183                    while sm.services[each].state == service.SERVICE_START_PENDING:84                        counter += 185                        if counter % 100 == 0:86                            print "Service start still pending: '%s', sleeping..." % sm.services[each].__guid__87                        blue.pyos.synchro.SleepWallclock(sleepTimeMs)88                        sleepTimeMs *= 289                        if sleepTimeMs > 100:90                            sleepTimeMs = 10091                for each in sm.services.keys():92                    if hasattr(sm.services[each], 'PostRun'):93                        sm.services[each].PostRun()94            finally:95                blue.pyos.taskletTimer.timesliceWarning = was96            print 'Starting services - Done'97        self.state = service.SERVICE_RUNNING98    def Stop(self):99        self.logChannel.Log('ServiceManager.Stop(), stopping services')100        dag = util.DAG()101        for k, v in self.services.iteritems():102            depends = v.__dependencies__ + getattr(v, '__exitdependencies__', []) + getattr(v, '__startupdependencies__', [])103            for d in depends:104                if type(d) is not str:105                    d = d[0]106                if d in self.services:107                    dag.InsertEdge(k, d)108        dag.Invert()109        self.logChannel.Log('== BEGIN SERVICE LIST ==')110        order = []111        while dag.graph:112            leaves = dag.Leaves()113            if not leaves:114                break115            order.extend(leaves)116            for l in leaves:117                dag.RemoveNode(l)118            self.logChannel.Log('==leaves==')119            self.logChannel.Log(','.join(leaves))120        if dag.graph:121            leaves = dag.graph.keys()122            order.extend(leaves)123            self.logChannel.Log('==nonleaves==')124            self.logChannel.Log(','.join(leaves))125        self.logChannel.Log('== ENDOF SERVICE LIST ==')126        self.run = 0127        import blue128        old_block_trap = stackless.getcurrent().block_trap129        stackless.getcurrent().block_trap = 1130        self.state = service.SERVICE_STOP_PENDING131        try:132            for k in order:133                try:134                    v = self.services[k]135                except KeyError:136                    self.LogWarn('Warning, the service', k, 'has been stopped already but something that depends on it might still be running!')137                    sys.exc_clear()138                    continue139                if not hasattr(v, 'state'):140                    self.logChannel.Log("ServiceManager.Stop(), service '" + str(k) + " doesn't have state therefore has already stopped")141                elif v.state not in (service.SERVICE_STOPPED, service.SERVICE_STOP_PENDING):142                    self.logChannel.Log("ServiceManager.Stop(), stopping service '" + str(k) + "'")143                    try:144                        v.state = service.SERVICE_STOP_PENDING145                        for notify in v.__notifyevents__:146                            self.notify[notify].remove(v)147                        v.Stop(blue.MemStream())148                    except StandardError:149                        log.LogException()150                        sys.exc_clear()151                    finally:152                        v.state = service.SERVICE_STOPPED153                else:154                    self.logChannel.Log("ServiceManager.Stop(), service '" + str(k) + "' is already stopping")155        finally:156            stackless.getcurrent().block_trap = old_block_trap157            self.state = service.SERVICE_STOPPED158        for v in self.services.itervalues():159            for a in v.__dict__.keys():160                if a not in ('logChannel', 'logContexts', 'state'):161                    delattr(v, a)162        self.logChannel.Log('ServiceManager.Stop(), services stopped.')163    def ParseServiceClass(self, serviceName):164        return 'svc.' + serviceName165    def Reload(self, serviceList):166        import blue167        self._BuildClassMap()168        if len(serviceList):169            print 'Reloading services'170        for each in serviceList:171            if each not in self.services or each in self.services and getattr(self.services[each], '__update_on_reload__', True):172                continue173            ms = blue.MemStream()174            try:175                try:176                    self.StopService(each, 0, ms)177                finally:178                    if self.services.has_key(each):179                        del self.services[each]180                self.GetService(each, ms)181            except Exception:182                log.LogException("Trying to reload service '%s" % each)183                sys.exc_clear()184        if len(serviceList):185            print 'Reloading services - Done'186    def StartServiceAndWaitForRunningState(self, serviceName, ms = None, reason = None):187        srv = self.StartService(serviceName, ms=None, reason=reason)188        desiredStates = (service.SERVICE_RUNNING,)189        errorStates = (service.SERVICE_FAILED, service.SERVICE_STOPPED)190        self.WaitForServiceObjectState(srv, desiredStates, errorStates)191        return srv192    @telemetry.ZONE_METHOD193    def WaitForServiceObjectState(self, svc, desiredStates, errorStates = (service.SERVICE_FAILED,)):194        i = 0195        sleepTimeMs = 1196        while svc.state not in desiredStates:197            if svc.state in errorStates:198                svc.LogError('Service ', svc.__logname__, ' got in an unexpected state', 'raising error')199                if svc.__error__:200                    raise svc.__error__[1], None, svc.__error__[2]201                else:202                    raise RuntimeError, 'Service %s made unexpected state transition' % svc.__logname__203            blue.pyos.synchro.SleepWallclock(sleepTimeMs)204            sleepTimeMs *= 2205            if sleepTimeMs > 100:206                sleepTimeMs = 100207            if i % 600 == 0 and i > 0:208                svc.LogWarn('WaitForServiceObjectState has been sleeping for a long time waiting for ', svc.__logname__, ' to either get to state ', desiredStates, 'current state is', svc.state)209            i += 1210    def GetServiceIfStarted(self, serviceName):211        if serviceName in self.services:212            srv = self.services[serviceName]213            self.WaitForServiceObjectState(srv, (service.SERVICE_RUNNING,))214            return srv215    def GetServiceIfRunning(self, serviceName):216        if self.IsServiceRunning(serviceName):217            srv = self.services[serviceName]218            return srv219    def GetService(self, serviceName, ms = None):220        srv = self.services.get(serviceName, None)221        if srv and srv.state == service.SERVICE_RUNNING:222            return srv223        if serviceName in self.services:224            if self.services[serviceName].state in (service.SERVICE_START_PENDING, service.SERVICE_STARTING_DEPENDENCIES) and '/thinclient' not in blue.pyos.GetArg():225                log.LogTraceback('Possible service deadlock detected!', toAlertSvc=False, severity=log.LGWARN)226        return self.StartServiceAndWaitForRunningState(serviceName, ms, reason='GetService')227    @telemetry.ZONE_METHOD228    def StartService(self, serviceName, ms = None, reason = 'StartService'):229        telemetry.APPEND_TO_ZONE(serviceName)230        srv = self.services.get(serviceName, None)231        if srv and srv.state == service.SERVICE_RUNNING:232            return srv233        if serviceName in self.services:234            srv = self.services[serviceName]235        else:236            if serviceName in self.blockedServices:237                raise RuntimeError('%s has been blocked from running on this system' % serviceName)238            srv = self.CreateServiceInstance(serviceName)239            self.services[serviceName] = srv240        if srv.state in (service.SERVICE_START_PENDING,):241            return srv242        if srv.state == service.SERVICE_STARTING_DEPENDENCIES:243            desiredStates = (service.SERVICE_START_PENDING, service.SERVICE_RUNNING)244            errorStates = (service.SERVICE_FAILED, service.SERVICE_STOPPED)245            self.WaitForServiceObjectState(srv, desiredStates, errorStates)246            return srv247        if self.state in (service.SERVICE_STOP_PENDING, service.SERVICE_STOPPED):248            raise RuntimeError, "Can't start service " + serviceName + ' when service manager is shutting down'249        if srv.state == service.SERVICE_FAILED:250            return srv251        try:252            r = reason253            if reason in ('GetService', 'StartService'):254                up = 4255                if reason == 'StartService':256                    up = 2257                r = '%s - called from %s' % (reason, log.WhoCalledMe(up))258            self.LogInfo('Starting', serviceName, '. Reason:', r)259        except:260            pass261        srv.state = service.SERVICE_STARTING_DEPENDENCIES262        srv.__error__ = None263        try:264            self.dependants[serviceName] = []265            if srv.__startupdependencies__:266                self.LogInfo('starting startup dependencies for %s, which are: %s' % (serviceName, str(srv.__startupdependencies__)))267                for each in srv.__startupdependencies__:268                    if each == srv.__guid__.split('.')[1]:269                        self.LogError('Found a service with a dependancy on it self:', each, '. The service reference will not be assigned, things will probaly blow up')270                        continue271                    if type(each) is str:272                        each = (each, each)273                    depname, asname = each274                    if not self.IsServiceRunning(depname):275                        self.LogInfo(serviceName, 'is waiting while', depname, 'is started')276                    depService = self.StartServiceAndWaitForRunningState(depname, reason='startup dependency for %s' % serviceName)277                    self.dependants[depname].append(serviceName)278                    if getattr(boot, 'replaceDependencyServiceWrappers', 'false').lower() != 'true' or not depService.IsRunning():279                        setattr(srv, asname, srv.session.ConnectToService(depname))280                    else:281                        setattr(srv, asname, depService)282            srv.state = service.SERVICE_START_PENDING283            if srv.__dependencies__:284                uthread.new(self._LoadServiceDependenciesAsych, srv, serviceName).context = serviceName + ' _LoadServiceDependenciesAsych'285            for notify in srv.__notifyevents__:286                if not hasattr(srv, notify):287                    raise RuntimeError('MissingSvcExportAttribute', serviceName, 'notify', notify)288                if not self.notify.has_key(notify):289                    self.notify[notify] = []290                self.notify[notify].append(srv)291        except Exception as e:292            srv.state = service.SERVICE_FAILED293            srv.__error__ = sys.exc_info()294            raise 295        if ms:296            ms.Seek(0)297        args = (ms,)298        if serviceName in self.startInline:299            self.StartServiceRun(srv, args, serviceName)300        else:301            uthread.pool(serviceName + ' StartServiceRun', self.StartServiceRun, srv, args, serviceName)302        return srv303    def _LoadServiceDependenciesAsych(self, srv, serviceName):304        self.LogInfo('starting dependencies for %s, which are: %s' % (serviceName, str(srv.__dependencies__)))305        for each in srv.__dependencies__:306            if type(each) is str:307                each = (each, each)308            depname, asname = each309            depService = self.StartService(depname, reason='dependency for %s' % serviceName)310            self.dependants[depname].append(serviceName)311            if getattr(boot, 'replaceDependencyServiceWrappers', 'false').lower() != 'true' or not depService.IsRunning():312                setattr(srv, asname, srv.session.ConnectToService(depname))313            else:314                setattr(srv, asname, depService)315    @util.Memoized316    def GetServiceImplementation(self, target):317        found = target318        foundPriority = -1319        for name, svcclass in self.classmap.itervalues():320            replaces = getattr(svcclass, '__replaceservice__', None)321            if replaces == target:322                priority = getattr(svcclass, '__replacepriority__', 0)323                if priority > foundPriority:324                    found = name325                    foundPriority = priority326        return found327    @telemetry.ZONE_METHOD328    def CreateServiceInstance(self, serviceName):329        old_block_trap = stackless.getcurrent().block_trap330        stackless.getcurrent().block_trap = 1331        try:332            try:333                createName, createClass = self.classmapWithReplacements[serviceName]334            except KeyError:335                self._BuildClassMap()336                try:337                    createName, createClass = self.classmapWithReplacements[serviceName]338                except KeyError:339                    raise ServiceNotFound(serviceName)340            if createName != serviceName:341                print 'Replacing service %r with %r' % (serviceName, createName)342            replaceService = getattr(createClass, '__replaceservice__', None)343            if replaceService is not None and replaceService != serviceName:344                raise RuntimeError('Must not start %s directly as it replaces %s' % (serviceName, replaceService))345            srv = createClass()346            if not isinstance(srv, service.Service):347                raise RuntimeError('Service name %r does not resolve to a service class (%r)' % (serviceName, createClass))348            srv.__servicename__ = serviceName349            srv.session = base.GetServiceSession(serviceName)350            self.VerifyServiceExports(srv, serviceName)351            return srv352        finally:353            stackless.getcurrent().block_trap = old_block_trap354    def VerifyServiceExports(self, srv, serviceName):355        for funcName, paramList in srv.__exportedcalls__.iteritems():356            if not hasattr(srv, funcName):357                raise RuntimeError('MissingSvcExportAttribute', serviceName, 'exported call', funcName)358            if type(paramList) == types.ListType:359                tmp = {}360                if len(paramList):361                    tmp['role'] = paramList[0]362                    tmp['preargs'] = paramList[1:]363                paramList = tmp364            if type(paramList) == types.DictType:365                for k, v in paramList.iteritems():366                    if k not in ('role', 'caching', 'preargs', 'fastcall', 'precall', 'postcall', 'callhandlerargs', 'input', 'output', 'resolve') or k == 'role' and type(v) not in (types.IntType, types.LongType):367                        self.LogError('Service %s has illegal function declaration for %s:  %s is not a valid metadata key' % (serviceName, funcName, k))368                    elif k == 'fastcall':369                        if int(v) not in (0, 1):370                            self.LogError('Service %s has illegal function declaration for %s:  %s is not a valid setting for fastcall' % (serviceName, funcName, v))371                    elif k == 'preargs':372                        for eachArg in v:373                            if type(eachArg) != types.StringType or eachArg not in srv.session.__persistvars__ and eachArg not in srv.session.__nonpersistvars__:374                                self.LogError('Service %s has illegal function declaration for %s:  %s is not a valid prearg' % (serviceName, funcName, eachArg))375                    elif k == 'output':376                        if type(v) == types.InstanceType:377                            import dataset378                            setattr(dataset, funcName + 'Result', v)379                    elif k == 'caching' and 'objectCaching' in sm.services:380                        if not v:381                            self.LogError('Service %s has illegal function declaration for %s:  caching must have subinfo' % (serviceName, funcName))382                        for k2, v2 in v.iteritems():383                            if k2 not in ('sessionInfo', 'versionCheck', 'client', 'server', 'proxy'):384                                self.LogError('Service %s has illegal function declaration for %s:  %s is not a valid caching subinfo key' % (serviceName, funcName, k2))385                            elif k2 == 'sessionInfo' and v2 not in srv.session.__persistvars__:386                                self.LogError('Service %s has illegal function declaration for %s:  %s is not a valid session info prearg' % (serviceName, funcName, v2))387            else:388                self.LogError('Service %s has illegal function declaration for %s:  %s is not a valid metadata info type' % (serviceName, funcName, type(paramList)))389    @telemetry.ZONE_METHOD390    def StartServiceRun(self, svc, args, namen):391        try:392            t0 = time.clock()393            try:394                if boot.role == 'client' and getattr(prefs, 'clientServicesWait', 'true').lower() != 'true':395                    svc.state = service.SERVICE_RUNNING396                    svc.Run(*args)397                else:398                    svc.state = service.SERVICE_START_PENDING399                    with bluepy.Timer('StartService::ServiceStartRun::' + namen):400                        svc.Run(*args)401                    svc.state = service.SERVICE_RUNNING402                    if getattr(boot, 'replaceDependencyServiceWrappers', 'false').lower() == 'true':403                        for depName in self.dependants[namen]:404                            depSvc = self.StartService(depName)405                            setattr(depSvc, namen, svc)406            finally:407                t = time.clock() - t0408        except Exception as e:409            svc.state = service.SERVICE_FAILED410            svc.__error__ = sys.exc_info()411            self.LogError('Failed to start service %s' % namen)412            raise 413        self.startupTimes[namen] = t414        if t < 60:415            svc.LogInfo('Service', namen, 'required %-3.3f' % t, ' seconds to startup')416        else:417            svc.LogWarn('Service', namen, 'startup took %-3.3f' % t, ' seconds')418        print 'Service %s: %-3.3fs' % (namen, t)419    def StopService(self, serviceName, halt = 1, ms = None):420        self.LogInfo('Stopping %s' % serviceName)421        if not self.services.has_key(serviceName):422            return423        srv = self.services[serviceName]424        if srv.state in (service.SERVICE_STOP_PENDING, service.SERVICE_STOPPED):425            return426        oldstate = srv.state427        srv.state = service.SERVICE_STOP_PENDING428        for notify in srv.__notifyevents__:429            self.notify[notify].remove(srv)430        if halt:431            for each in self.dependants[serviceName]:432                self.StopService(each)433        try:434            srv.Stop(ms)435        except Exception:436            srv.state = oldstate437            log.LogException('Trying to stop service %s ' % serviceName)438            sys.exc_clear()439        if srv.state != service.SERVICE_STOPPED:440            srv.state = service.SERVICE_STOPPED441            del self.services[serviceName]442    def GetDependecyGraph(self, startupDependencies = False):443        depGraph = util.DAG()444        import svc445        depAttr = '__dependencies__'446        if startupDependencies:447            depAttr = '__startupdependencies__'448        for k, v in svc.__dict__.items():449            if hasattr(v, '__guid__'):450                depGraph.AddNode(k)451                for dep in getattr(v, depAttr, []):452                    depGraph.InsertEdge(k, dep)453        return depGraph454    def HotStartService(self, serviceName):455        import blue456        ms = blue.MemStream()457        self.StopService(serviceName, ms)458        nasty.ReloadClass(self.ParseServiceClass(serviceName))459        self.StartService(serviceName, ms)460    def IsServiceRunning(self, serviceName):461        return serviceName in sm.services and self.services[serviceName].IsRunning()462    def RemoteSvc(self, serviceName):463        if boot.role == 'client':464            return session.ConnectToRemoteService(serviceName)465        self.LogError('The method sm.RemoteSvc can be called from the client only.')466        raise MethodNotCalledFromClient('sm.RemoteSvc')467    def ProxySvc(self, serviceName):468        if boot.role == 'client':469            return session.ConnectToRemoteService(serviceName, self.services['machoNet'].myProxyNodeID)470        self.LogError('The method sm.ProxySvc can be called from the client only.')471        raise MethodNotCalledFromClient('sm.ProxySvc')472    def GetActiveServices(self):473        ret = []474        for k, srv in self.services.iteritems():475            if srv.state == service.SERVICE_RUNNING:476                ret.append(k)477        return ret478    def GetServicesState(self):479        ret = {}480        for k, srv in self.services.iteritems():481            ret[k] = srv.state482        return ret483    def GetLogName(self, thingie):484        from macho import GetLogName as GetMachoLogName485        if isinstance(thingie, weakref.ref):486            thingie = thingie()487        return getattr(thingie, '__logname__', GetMachoLogName(thingie))488    def SendEvent(self, eventid, *args, **keywords):489        return self.SendEventWithoutTheStars(eventid, args, keywords)490    def SendEventWithoutTheStars(self, eventid, args, keywords = None):491        if keywords is None:492            keywords = {}493        if not eventid.startswith('Do'):494            self.LogError('SendEvent called with event ', eventid, ".  All events sent via SendEvent should start with 'Do'")495            self.LogError("Not only is the programmer responsible for this a 10z3r, but he wears his mother's underwear as well")496            log.LogTraceback()497        if not self.notify.get(eventid, []) and self.notifyObs.get(eventid, []):498            self.LogWarn("Orphan'd event.  ", eventid, "doesn't have any listeners")499        if util.IsFullLogging():500            self.LogMethodCall('SendEvent(', eventid, ',*args=', args, ',**kw=', keywords, ')')501        else:502            self.LogMethodCall('SendEvent(', eventid, ')')503        prefix = blue.pyos.taskletTimer.GetCurrent() + '::SendEvent_' + eventid + '::'504        old_block_trap = stackless.getcurrent().block_trap505        stackless.getcurrent().block_trap = 1506        ret = []507        try:508            for srv in self.notify.get(eventid, []):509                try:510                    logname = prefix + self.GetLogName(srv)511                    if srv.state == service.SERVICE_RUNNING:512                        self.LogMethodCall('Calling ', logname)513                        ret.append(ClockThisWithoutTheStars(logname, getattr(srv, eventid), args, keywords))514                    else:515                        self.LogMethodCall('Skipping ', logname, ' (service not running)')516                except StandardError:517                    self.LogError('In %s.%s' % (getattr(srv, '__guid__', logname), eventid))518                    log.LogException()519                    sys.exc_clear()520            notifiedToRemove = []521            for weakObj in self.notifyObs.get(eventid, []):522                obj = weakObj()523                if obj is None:524                    notifiedToRemove.append(weakObj)525                else:526                    try:527                        logname = prefix + str(obj)528                        self.LogMethodCall('Calling ', logname)529                        apply(getattr(obj, eventid), args, keywords)530                    except StandardError:531                        self.LogError('In %s.%s' % (getattr(weakObj, '__guid__', self.GetLogName(weakObj)), eventid))532                        log.LogException()533                        sys.exc_clear()534            for toRemove in notifiedToRemove:535                if toRemove in self.notifyObs[eventid]:536                    self.notifyObs[eventid].remove(toRemove)537        finally:538            bt = 0539            if old_block_trap:540                bt = 1541            stackless.getcurrent().block_trap = bt542            return tuple(ret)543    def ChainEvent(self, eventid, *args, **keywords):544        return self.ChainEventWithoutTheStars(eventid, args, keywords)545    def ChainEventWithoutTheStars(self, eventid, args, keywords = None):546        if keywords is None:547            keywords = {}548        if not eventid.startswith('Process'):549            self.LogError('ChainEvent called with event ', eventid, ".  All events sent via ChainEvent should start with 'Process'")550            self.LogError("Not only is the programmer responsible for this a 10z3r, but he wears his mother's underwear as well")551            log.LogTraceback()552        if stackless.getcurrent().block_trap or stackless.getcurrent().is_main:553            raise RuntimeError("ChainEvent is blocking by design, but you're block trapped.  You have'll have to find some alternative means to do Your Thing, dude.")554        if not self.notify.get(eventid, []) and not self.notifyObs.get(eventid, []):555            self.LogWarn("Orphan'd event.  ", eventid, "doesn't have any listeners")556        self.LogMethodCall('ChainEvent(', eventid, ',*args=', args, ',**kw=', keywords, ')')557        prefix = blue.pyos.taskletTimer.GetCurrent() + '::ChainEvent_' + eventid + '::'558        ret = []559        for srv in self.notify.get(eventid, []):560            contextName = self.GetLogName(srv)561            try:562                logname = prefix + contextName563                if srv.state == service.SERVICE_RUNNING:564                    self.LogMethodCall('Calling ', logname)565                    retval = ClockThisWithoutTheStars(logname, getattr(srv, eventid), args, keywords)566                    ret.append(retval)567                else:568                    self.LogMethodCall('Skipping ', logname, ' (service not running)')569            except StandardError:570                self.LogError('In %s.%s' % (contextName, eventid))571                log.LogException()572                sys.exc_clear()573        notifiedToRemove = []574        for weakObj in self.notifyObs.get(eventid, []):575            obj = weakObj()576            if obj is None:577                notifiedToRemove.append(weakObj)578            else:579                contextName = self.GetLogName(weakObj)580                try:581                    logname = prefix + contextName582                    self.LogMethodCall('Calling ', prefix + str(obj))583                    ClockThisWithoutTheStars(logname, getattr(obj, eventid), args, keywords)584                except StandardError:585                    self.LogError('In %s.%s:' % (contextName, eventid))586                    log.LogException()587                    sys.exc_clear()588        for toRemove in notifiedToRemove:589            if toRemove in self.notifyObs[eventid]:590                self.notifyObs[eventid].remove(toRemove)591        return tuple(ret)592    def ScatterEvent(self, eventid, *args, **keywords):593        return self.ScatterEventWithoutTheStars(eventid, args, keywords)594    def ScatterEventWithoutTheStars(self, eventid, args, keywords = None):595        if keywords is None:596            keywords = {}597        if not eventid.startswith('On'):598            self.LogError('ScatterEvent called with event ', eventid, ".  All events sent via ScatterEvent should start with 'On'.")599            self.LogError("Not only is the programmer responsible for this a 10z3r, but he wears his mother's underwear as well")600            log.LogTraceback()601        if util.IsFullLogging():602            self.LogMethodCall('ScatterEvent(', eventid, ',*args=', args, ',**kw=', keywords, ')')603        else:604            self.LogMethodCall('ScatterEvent(', eventid, ')')605        prefix = blue.pyos.taskletTimer.GetCurrent() + '::ScatterEvent_' + eventid + '::'606        for srv in self.notify.get(eventid, []):607            try:608                logname = prefix + self.GetLogName(srv)609                if srv.state == service.SERVICE_RUNNING:610                    self.LogMethodCall('Calling ', logname)611                    srvGuid = getattr(srv, '__guid__', logname)612                    uthread.worker(prefix + srvGuid, self.MollycoddledUthread, srvGuid, eventid, getattr(srv, eventid), args, keywords)613                else:614                    self.LogMethodCall('Skipping ', logname, ' (service not running)')615            except Exception:616                log.LogException()617        notifiedToRemove = []618        for weakObj in self.notifyObs.get(eventid, []):619            try:620                obj = weakObj()621                func = getattr(obj, eventid, None)622                if obj is None or func is None:623                    notifiedToRemove.append(weakObj)624                else:625                    logname = prefix + str(obj)626                    self.LogMethodCall('Calling ', logname)627                    uthread.workerWithoutTheStars('', func, args, keywords)628            except Exception:629                log.LogException()630        for toRemove in notifiedToRemove:631            if toRemove in self.notifyObs[eventid]:632                self.notifyObs[eventid].remove(toRemove)633    def NotifySessionChange(self, eventid, *args, **keywords):634        return self.NotifySessionChangeWithoutTheStars(eventid, args, keywords)635    def NotifySessionChangeWithoutTheStars(self, eventid, args, keywords = None):636        if keywords is None:637            keywords = {}638        if eventid not in ('DoSessionChanging', 'ProcessSessionChange', 'OnSessionChanged'):639            raise RuntimeError('NotifySessionChange called with eventid ', eventid, '. Must be one of DoSessionChanging, ProcessSessionChange or OnSessionChanged')640        if eventid == 'ProcessSessionChange' and stackless.getcurrent().block_trap or stackless.getcurrent().is_main:641            raise RuntimeError("ChainEvent (NotifySessionChange) is blocking by design, but you're block trapped.")642        if eventid == 'DoSessionChanging':643            old_block_trap = stackless.getcurrent().block_trap644            stackless.getcurrent().block_trap = 1645        self.LogMethodCall('NotifySessionChange(', eventid, ',*args=', args, ',**kw=', keywords, ')')646        prefix = blue.pyos.taskletTimer.GetCurrent() + '::NotifySessionChange_' + eventid + '::'647        ret = []648        myNodeID = self.services['machoNet'].GetNodeID()649        isSessionRelevant = boot.role != 'server' or session.contextOnly650        try:651            for srv in self.notify.get(eventid, []):652                try:653                    logname = prefix + self.GetLogName(srv)654                    if srv.state == service.SERVICE_RUNNING:655                        self.LogMethodCall('Calling ' + logname)656                        if eventid == 'OnSessionChanged':657                            if not isSessionRelevant and srv.MachoResolve(session.GetActualSession()) == myNodeID:658                                isSessionRelevant = True659                            srvGuid = getattr(srv, '__guid__', logname)660                            uthread.worker(prefix + srvGuid, self.MollycoddledUthread, srvGuid, eventid, getattr(srv, eventid), args, keywords)661                        else:662                            retval = ClockThisWithoutTheStars(logname, getattr(srv, eventid), args, keywords)663                            ret.append(retval)664                    else:665                        self.LogMethodCall('Skipping ', logname, ' (service not running)')666                except StandardError:667                    log.LogException('In %s.%s' % (getattr(srv, '__guid__', self.GetLogName(srv)), eventid))668                    sys.exc_clear()669            notifiedToRemove = []670            for weakObj in self.notifyObs.get(eventid, []):671                obj = weakObj()672                if obj is None or not getattr(obj, eventid, None):673                    notifiedToRemove.append(weakObj)674                else:675                    try:676                        logname = prefix + str(obj)677                        self.LogMethodCall('Calling ', logname)678                        if eventid == 'OnSessionChanged':679                            uthread.workerWithoutTheStars('', getattr(obj, eventid), args, keywords)680                        else:681                            ClockThisWithoutTheStars(prefix + self.GetLogName(weakObj), getattr(obj, eventid), args, keywords)682                    except StandardError:683                        self.LogError('In %s.%s' % (getattr(weakObj, '__guid__', self.GetLogName(srv)), eventid))684                        log.LogException()685                        sys.exc_clear()686            for toRemove in notifiedToRemove:687                if toRemove in self.notifyObs[eventid]:688                    self.notifyObs[eventid].remove(toRemove)689            if not session.contextOnly:690                if not isSessionRelevant:691                    if session.irrelevanceTime is None:692                        session.irrelevanceTime = blue.os.GetWallclockTime()693                        log.LogInfo('CTXSESS: session ', session.sid, ' = ', session, ' is no longer relevant to any service')694                elif session.irrelevanceTime is not None:695                    log.LogInfo('CTXSESS: session ', session.sid, ' became relevant again')696                    session.irrelevanceTime = None697        finally:698            if eventid == 'DoSessionChanging':699                bt = 0700                if old_block_trap:701                    bt = 1702                stackless.getcurrent().block_trap = bt703        return tuple(ret)704    def MollycoddledUthread(self, guid, eventid, func, args, keywords):705        try:706            apply(func, args, keywords)707        except:708            self.LogError('In %s.%s' % (guid, eventid))709            log.LogException()710            sys.exc_clear()711    def FavourMe(self, fn):712        self.notify[fn.__name__].remove(fn.im_self)713        self.notify[fn.__name__] = [fn.im_self] + self.notify[fn.__name__]714    def UnfavourMe(self, fn):715        if fn.im_self in self.notify[fn.__name__]:716            self.notify[fn.__name__].remove(fn.im_self)717            self.notify[fn.__name__] = self.notify[fn.__name__] + [fn.im_self]718        else:719            self.LogWarn('Cannot unfavour ', fn.im_self, ' from ', fn.__name__, ", since it's not a notification listener")720    def RegisterForNotifyEvent(self, ob, notify):721        if not self.notify.has_key(notify):722            self.notify[notify] = []723        if ob not in self.notify[notify]:724            self.LogInfo('Adding event', notify, 'for', ob)725            self.notify[notify].append(ob)726    def RegisterNotify(self, ob):727        if hasattr(ob, '__notifyevents__'):728            if isinstance(ob, service.Service):729                for notify in ob.__notifyevents__:730                    if not self.notify.has_key(notify):731                        self.notify[notify] = []732                    if ob not in self.notify[notify]:733                        self.notify[notify].append(ob)734            else:735                for notify in ob.__notifyevents__:736                    if not self.notifyObs.has_key(notify):737                        self.notifyObs[notify] = []738                    if weakref.ref(ob) not in self.notifyObs[notify]:739                        self.notifyObs[notify].append(weakref.ref(ob))740        else:741            self.LogError('An object is calling registernotify without there being any notifyevents, the object is ', ob)742            log.LogTraceback()743    def UnregisterNotify(self, ob):744        if hasattr(ob, '__notifyevents__'):745            if isinstance(ob, service.Service):746                for notify in ob.__notifyevents__:747                    if self.notify.has_key(notify):748                        if ob in self.notify[notify]:749                            self.notify[notify].remove(ob)750            else:751                for notify in ob.__notifyevents__:752                    if self.notifyObs.has_key(notify):753                        self.notifyObs[notify] = filter(lambda x: x != weakref.ref(ob) and x() is not None, self.notifyObs[notify])754        else:755            self.LogError('An object is calling unregisternotify without there being any notifyevents, the object is ', ob)...

ranger.py

Source:ranger.py

1import os2import logging3import requests4import ambari.api as api5from utils.utils import logmethodcall6class RangerRequestError(Exception):7    pass8class Ranger:9    def __init__(self, request_timeout=10):10        self.timeout = request_timeout11        self.ranger_schema = os.environ.get('RANGER_SCHEMA', 'http')12        self.ranger_host = os.environ.get('RANGER_HOST', 'sandbox.hortonworks.com')13        self.ranger_port = os.environ.get('RANGER_PORT', 6080)14        logging.basicConfig(level=logging.DEBUG,15                            format='{asctime} ({levelname}) {funcName}(): {message}',16                            style="{",17                            filename='ranger.log')18        self.logger = logging.getLogger(__name__)19    @logmethodcall20    def get_ranger_url(self):21        return '{0}://{1}:{2}/'.format(self.ranger_schema, self.ranger_host, self.ranger_port)22    @logmethodcall23    def is_ranger_online(self):24        try:25            requests.get(self.get_ranger_url(), timeout=self.timeout)26            return True27        except:28            return False29    @logmethodcall30    def stop_ranger_admin(self):31        ambari = api.Api(logger=self.logger)32        ranger_admin_ambari_info = ambari.get_component_info('RANGER', 'RANGER_ADMIN')33        rnd_ranger_host, rnd_ranger_component = ambari.get_random_host_and_component_path(ranger_admin_ambari_info)34        self.logger.info("Selected random Ranger admin host for stopping: {0}, {1}"35                         .format(rnd_ranger_host, rnd_ranger_component))36        ambari.change_host_component_state_and_wait(rnd_ranger_component, state='INSTALLED')37    @logmethodcall38    def check_ranger_status(self):39        ranger_url = '{0}://{1}:{2}/'.format(self.ranger_schema, self.ranger_host, self.ranger_port)40        self.logger.debug(ranger_url)41        response = requests.get(ranger_url, timeout=self.timeout)42        self.verify_ranger_response(response)43    @logmethodcall44    def verify_ranger_response(self, response):45        if response.status_code != 200:46            self.logger.error(47                "RangerResponse returned with error status [{0}], response was: {1}".format(response.status_code,48                                                                                            response.text))...

auto_logger.py

Source:auto_logger.py

1import logging2from typing import Tuple3from .config import Config4logger = logging.getLogger(__name__)5def logMethodCall(func):6    def inner(self, *args, **kwargs):7        objStr = repr(self)8        ret = func(self, *args, **kwargs)9        if func.__name__ not in Config.ignoreMethods.get(type(self), set({})):10            Config.log(Config.format(args, kwargs, ret, objStr=objStr, method=func))11        return ret12    return inner13def logFuncCall(func):14    def inner(*args, **kwargs):15        ret = func(*args, **kwargs)16        Config.log(Config.format(args, kwargs, ret, func=func))17        return ret18    return inner19class MethodLoggerMeta(type):20    def __new__(cls, name: str, bases: Tuple[type], attrs: dict):21        attrs_copy = attrs.copy()22        for key, value in attrs.items():23            if callable(value) and not key.startswith("__"):24                attrs_copy[key] = logMethodCall(value)...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.