コード例 #1
0
ファイル: cfstore.py プロジェクト: waynelewis/recsync
class CFProcessor(service.Service):
    def __init__(self, name, conf):
        _log.info("CF_INIT %s", name)
        self.name, self.conf = name, conf
        self.channel_dict = defaultdict(list)
        self.iocs = dict()
        self.client = None
        self.currentTime = getCurrentTime
        self.lock = DeferredLock()

    def startService(self):
        service.Service.startService(self)
        self.running = 1
        _log.info("CF_START")

        if self.client is None:  # For setting up mock test client
            """
            Using the default python cf-client.  The url, username, and
            password are provided by the channelfinder._conf module.
            """
            from channelfinder import ChannelFinderClient
            self.client = ChannelFinderClient()
            try:
                cf_props = [
                    prop['name'] for prop in self.client.getAllProperties()
                ]

                reqd_props = {
                    'hostName', 'iocName', 'pvStatus', 'time', 'iocid'
                }

                wl = self.conf.get('infotags', list())
                whitelist = [s.strip(', ') for s in wl.split()] \
                    if wl else wl
                # Are any required properties not already present on CF?
                properties = reqd_props - set(cf_props)
                # Are any whitelisted properties not already present on CF?
                # If so, add them too.
                properties.update(set(whitelist) - set(cf_props))

                owner = self.conf.get('username', 'cfstore')
                for prop in properties:
                    self.client.set(property={u'name': prop, u'owner': owner})

                self.whitelist = set(whitelist)
                _log.debug('WHITELIST = {}'.format(self.whitelist))
            except ConnectionError:
                _log.exception("Cannot connect to Channelfinder service")
                raise
            else:
                self.clean_service()

    def stopService(self):
        service.Service.stopService(self)
        # Set channels to inactive and close connection to client
        self.running = 0
        self.clean_service()
        _log.info("CF_STOP")

    @defer.inlineCallbacks
    def commit(self, transaction_record):
        yield self.lock.acquire()
        try:
            yield deferToThread(self.__commit__, transaction_record)
        finally:
            self.lock.release()

    def __commit__(self, TR):
        _log.debug("CF_COMMIT %s", TR.infos.items())
        """
        a dictionary with a list of records with their associated property info  
        pvInfo 
        {rid: { "pvName":"recordName",
                "infoProperties":{propName:value, ...}}}
        """

        iocName = TR.infos.get('IOCNAME') or TR.src.port
        hostName = TR.infos.get('HOSTNAME') or TR.src.host
        owner = TR.infos.get('ENGINEER') or TR.infos.get(
            'CF_USERNAME') or self.conf.get('username', 'cfstore')
        time = self.currentTime()

        pvInfo = {}
        for rid, (rname, rtype) in TR.addrec.items():
            pvInfo[rid] = {"pvName": rname}
        for rid, (recinfos) in TR.recinfos.items():
            # find intersection of these sets
            recinfo_wl = [p for p in self.whitelist if p in recinfos.keys()]
            if recinfo_wl:
                pvInfo[rid]['infoProperties'] = list()
                for infotag in recinfo_wl:
                    _log.debug('INFOTAG = {}'.format(infotag))
                    property = {
                        u'name': infotag,
                        u'owner': owner,
                        u'value': recinfos[infotag]
                    }
                    pvInfo[rid]['infoProperties'].append(property)
        _log.debug(pvInfo)

        pvNames = [info["pvName"] for rid, (info) in pvInfo.items()]

        delrec = list(TR.delrec)
        _log.info("DELETED records " + str(delrec))

        host = TR.src.host
        port = TR.src.port
        """The unique identifier for a particular IOC"""
        iocid = host + ":" + str(port)
        _log.info("CF_COMMIT: " + iocid)

        if TR.initial:
            """Add IOC to source list """
            self.iocs[iocid] = {
                "iocname": iocName,
                "hostname": hostName,
                "owner": owner,
                "time": time,
                "channelcount": 0
            }
        if not TR.connected:
            delrec.extend(self.channel_dict.keys())
        for pv in pvNames:
            self.channel_dict[pv].append(
                iocid)  # add iocname to pvName in dict
            self.iocs[iocid]["channelcount"] += 1
        for pv in delrec:
            if iocid in self.channel_dict[pv]:
                self.channel_dict[pv].remove(iocid)
                if iocid in self.iocs:
                    self.iocs[iocid]["channelcount"] -= 1
                if self.iocs[iocid]['channelcount'] == 0:
                    self.iocs.pop(iocid, None)
                elif self.iocs[iocid]['channelcount'] < 0:
                    _log.error("channel count negative!")
                if len(self.channel_dict[pv]
                       ) <= 0:  # case: channel has no more iocs
                    del self.channel_dict[pv]
        poll(__updateCF__, self.client, pvInfo, delrec, self.channel_dict,
             self.iocs, hostName, iocName, iocid, owner, time)
        dict_to_file(self.channel_dict, self.iocs, self.conf)

    def clean_service(self):
        """
        Marks all channels as "Inactive" until the recsync server is back up
        """
        sleep = 1
        retry_limit = 5
        owner = self.conf.get('username', 'cfstore')
        while 1:
            try:
                _log.debug("Cleaning service...")
                channels = self.client.findByArgs([('pvStatus', 'Active')])
                if channels is not None:
                    new_channels = []
                    for ch in channels or []:
                        new_channels.append(ch[u'name'])
                    if len(new_channels) > 0:
                        self.client.update(property={
                            u'name': 'pvStatus',
                            u'owner': owner,
                            u'value': "Inactive"
                        },
                                           channelNames=new_channels)
                    _log.debug("Service clean.")
                    return
            except RequestException:
                _log.exception("cleaning failed, retrying: ")

            time.sleep(min(60, sleep))
            sleep *= 1.5
            if self.running == 0 and sleep >= retry_limit:
                _log.debug("Abandoning clean.")
                return
コード例 #2
0
ファイル: cfstore.py プロジェクト: kgofron/recsync
class CFProcessor(service.Service):
    def __init__(self, name, conf):
        _log.info("CF_INIT %s", name)
        self.name, self.conf = name, conf
        self.channel_dict = defaultdict(list)
        self.iocs = dict()
        self.client = None
        self.currentTime = getCurrentTime
        self.lock = DeferredLock()

    def startService(self):
        service.Service.startService(self)
        # Returning a Deferred is not supported by startService(),
        # so instead attempt to acquire the lock synchonously!
        d = self.lock.acquire()
        if not d.called:
            d.cancel()
            service.Service.stopService(self)
            raise RuntimeError(
                'Failed to acquired CF Processor lock for service start')

        try:
            self._startServiceWithLock()
        except:
            service.Service.stopService(self)
            raise
        finally:
            self.lock.release()

    def _startServiceWithLock(self):
        _log.info("CF_START")

        if self.client is None:  # For setting up mock test client
            """
            Using the default python cf-client.  The url, username, and
            password are provided by the channelfinder._conf module.
            """
            from channelfinder import ChannelFinderClient
            self.client = ChannelFinderClient()
            try:
                cf_props = [
                    prop['name'] for prop in self.client.getAllProperties()
                ]
                if (self.conf.get('alias', 'default') == 'on'):
                    reqd_props = {
                        'hostName', 'iocName', 'pvStatus', 'time', 'iocid',
                        'alias'
                    }
                else:
                    reqd_props = {
                        'hostName', 'iocName', 'pvStatus', 'time', 'iocid'
                    }
                wl = self.conf.get('infotags', list())
                whitelist = [s.strip(', ') for s in wl.split()] \
                    if wl else wl
                # Are any required properties not already present on CF?
                properties = reqd_props - set(cf_props)
                # Are any whitelisted properties not already present on CF?
                # If so, add them too.
                properties.update(set(whitelist) - set(cf_props))

                owner = self.conf.get('username', 'cfstore')
                for prop in properties:
                    self.client.set(property={u'name': prop, u'owner': owner})

                self.whitelist = set(whitelist)
                _log.debug('WHITELIST = {}'.format(self.whitelist))
            except ConnectionError:
                _log.exception("Cannot connect to Channelfinder service")
                raise
            else:
                if self.conf.getboolean('cleanOnStart', True):
                    self.clean_service()

    def stopService(self):
        service.Service.stopService(self)
        return self.lock.run(self._stopServiceWithLock)

    def _stopServiceWithLock(self):
        # Set channels to inactive and close connection to client
        if self.conf.getboolean('cleanOnStop', True):
            self.clean_service()
        _log.info("CF_STOP")

    # @defer.inlineCallbacks # Twisted v16 does not support cancellation!
    def commit(self, transaction_record):
        return self.lock.run(self._commitWithLock, transaction_record)

    def _commitWithLock(self, TR):
        self.cancelled = False

        t = deferToThread(self._commitWithThread, TR)

        def cancelCommit(d):
            self.cancelled = True
            d.callback(None)

        d = defer.Deferred(cancelCommit)

        def waitForThread(_ignored):
            if self.cancelled:
                return t

        d.addCallback(waitForThread)

        def chainError(err):
            if not err.check(defer.CancelledError):
                _log.error("CF_COMMIT FAILURE: %s", err)
            if self.cancelled:
                if not err.check(defer.CancelledError):
                    raise defer.CancelledError()
                return err
            else:
                d.callback(None)

        def chainResult(_ignored):
            if self.cancelled:
                raise defer.CancelledError()
            else:
                d.callback(None)

        t.addCallbacks(chainResult, chainError)
        return d

    def _commitWithThread(self, TR):
        if not self.running:
            raise defer.CancelledError(
                'CF Processor is not running (TR: %s:%s)', TR.src.host,
                TR.src.port)

        _log.info("CF_COMMIT: %s", TR)
        """
        a dictionary with a list of records with their associated property info  
        pvInfo 
        {rid: { "pvName":"recordName",
                "infoProperties":{propName:value, ...}}}
        """

        host = TR.src.host
        port = TR.src.port
        iocName = TR.infos.get('IOCNAME') or TR.src.port
        hostName = TR.infos.get('HOSTNAME') or TR.src.host
        owner = TR.infos.get('ENGINEER') or TR.infos.get(
            'CF_USERNAME') or self.conf.get('username', 'cfstore')
        time = self.currentTime()
        """The unique identifier for a particular IOC"""
        iocid = host + ":" + str(port)

        pvInfo = {}
        for rid, (rname, rtype) in TR.addrec.items():
            pvInfo[rid] = {"pvName": rname}
        for rid, (recinfos) in TR.recinfos.items():
            # find intersection of these sets
            if rid not in pvInfo:
                _log.warn('IOC: %s: PV not found for recinfo with RID: %s',
                          iocid, rid)
                continue
            recinfo_wl = [p for p in self.whitelist if p in recinfos.keys()]
            if recinfo_wl:
                pvInfo[rid]['infoProperties'] = list()
                for infotag in recinfo_wl:
                    property = {
                        u'name': infotag,
                        u'owner': owner,
                        u'value': recinfos[infotag]
                    }
                    pvInfo[rid]['infoProperties'].append(property)
        for rid, alias in TR.aliases.items():
            if rid not in pvInfo:
                _log.warn('IOC: %s: PV not found for alias with RID: %s',
                          iocid, rid)
                continue
            pvInfo[rid]['aliases'] = alias

        delrec = list(TR.delrec)
        _log.debug("Delete records: %s", delrec)

        pvInfoByName = {}
        for rid, (info) in pvInfo.items():
            if info["pvName"] in pvInfoByName:
                _log.warn(
                    "Commit contains multiple records with PV name: %s (%s)",
                    pv, iocid)
                continue
            pvInfoByName[info["pvName"]] = info
            _log.debug("Add record: %s: %s", rid, info)

        if TR.initial:
            """Add IOC to source list """
            self.iocs[iocid] = {
                "iocname": iocName,
                "hostname": hostName,
                "owner": owner,
                "time": time,
                "channelcount": 0
            }
        if not TR.connected:
            delrec.extend(self.channel_dict.keys())
        for pv in pvInfoByName.keys():
            self.channel_dict[pv].append(
                iocid)  # add iocname to pvName in dict
            self.iocs[iocid]["channelcount"] += 1
            """In case, alias exists"""
            if (self.conf.get('alias', 'default' == 'on')):
                if pv in pvInfoByName and "aliases" in pvInfoByName[pv]:
                    for a in pvInfoByName[pv]["aliases"]:
                        self.channel_dict[a].append(
                            iocid)  # add iocname to pvName in dict
                        self.iocs[iocid]["channelcount"] += 1
        for pv in delrec:
            if iocid in self.channel_dict[pv]:
                self.channel_dict[pv].remove(iocid)
                if iocid in self.iocs:
                    self.iocs[iocid]["channelcount"] -= 1
                if self.iocs[iocid]['channelcount'] == 0:
                    self.iocs.pop(iocid, None)
                elif self.iocs[iocid]['channelcount'] < 0:
                    _log.error("Channel count negative: %s", iocid)
                if len(self.channel_dict[pv]
                       ) <= 0:  # case: channel has no more iocs
                    del self.channel_dict[pv]
                """In case, alias exists"""
                if (self.conf.get('alias', 'default' == 'on')):
                    if pv in pvInfoByName and "aliases" in pvInfoByName[pv]:
                        for a in pvInfoByName[pv]["aliases"]:
                            self.channel_dict[a].remove(iocid)
                            if iocid in self.iocs:
                                self.iocs[iocid]["channelcount"] -= 1
                            if self.iocs[iocid]['channelcount'] == 0:
                                self.iocs.pop(iocid, None)
                            elif self.iocs[iocid]['channelcount'] < 0:
                                _log.error("Channel count negative: %s", iocid)
                            if len(self.channel_dict[a]
                                   ) <= 0:  # case: channel has no more iocs
                                del self.channel_dict[a]
        poll(__updateCF__, self, pvInfoByName, delrec, hostName, iocName,
             iocid, owner, time)
        dict_to_file(self.channel_dict, self.iocs, self.conf)

    def clean_service(self):
        """
        Marks all channels as "Inactive" until the recsync server is back up
        """
        sleep = 1
        retry_limit = 5
        owner = self.conf.get('username', 'cfstore')
        while 1:
            try:
                _log.info("CF Clean Started")
                channels = self.client.findByArgs(
                    prepareFindArgs(self.conf, [('pvStatus', 'Active')]))
                if channels is not None:
                    new_channels = []
                    for ch in channels or []:
                        new_channels.append(ch[u'name'])
                    _log.info("Total channels to update: %s",
                              len(new_channels))
                    while len(new_channels) > 0:
                        _log.debug(
                            'Update "pvStatus" property to "Inactive" for %s channels',
                            min(len(new_channels), 10000))
                        self.client.update(property={
                            u'name': 'pvStatus',
                            u'owner': owner,
                            u'value': "Inactive"
                        },
                                           channelNames=new_channels[:10000])
                        new_channels = new_channels[10000:]
                    _log.info("CF Clean Completed")
                    return
            except RequestException as e:
                _log.error("Clean service failed: %s", e)

            _log.info("Clean service retry in %s seconds", min(60, sleep))
            time.sleep(min(60, sleep))
            sleep *= 1.5
            if self.running == 0 and sleep >= retry_limit:
                _log.info("Abandoning clean after %s seconds", retry_limit)
                return
コード例 #3
0
def updateChannelFinder(pvNames, hostName, iocName, time, owner, \
                        service=None, username=None, password=None):
    '''
    pvNames = list of pvNames 
    ([] permitted will effectively remove the hostname, iocname from all channels)
    hostName = pv hostName (None not permitted)
    iocName = pv iocName (None not permitted)
    owner = the owner of the channels and properties being added, this can be different from the user
    e.g. user = abc might create a channel with owner = group-abc
    time = the time at which these channels are being created/modified
    [optional] if not specified the default values are used by the 
    channelfinderapi lib
    service = channelfinder service URL
    username = channelfinder username
    password = channelfinder password
    '''
    if hostName == None or iocName == None:
        raise Exception, 'missing hostName or iocName'
    channels = []
    try:
        client = ChannelFinderClient(BaseURL=service, username=username, password=password)
    except:
        raise Exception, 'Unable to create a valid webResourceClient'
    checkPropertiesExist(client, owner)
    previousChannelsList = client.findByArgs([('hostName', hostName), ('iocName', iocName)])
    if previousChannelsList != None:
        for ch in previousChannelsList:
            if pvNames != None and ch[u'name'] in pvNames:
                ''''''
                channels.append(updateChannel(ch,\
                                              owner=owner, \
                                              hostName=hostName, \
                                              iocName=iocName, \
                                              pvStatus='Active', \
                                              time=time))
                pvNames.remove(ch[u'name'])
            elif pvNames == None or ch[u'name'] not in pvNames:
                '''Orphan the channel : mark as inactive, keep the old hostName and iocName'''
                channels.append(updateChannel(ch, \
                                              owner=owner, \
                                              hostName=ch.getProperties()['hostName'], \
                                              iocName=ch.getProperties()['iocName'], \
                                              pvStatus='InActive', \
                                              time=ch.getProperties()['time']))
    # now pvNames contains a list of pv's new on this host/ioc
    for pv in pvNames:
        ch = client.findByArgs([('~name',pv)])
        if ch == None:
            '''New channel'''
            channels.append(createChannel(pv, \
                                          chOwner=owner, \
                                          hostName=hostName, \
                                          iocName=iocName, \
                                          pvStatus='Active', \
                                          time=time))
        elif ch[0] != None:
            '''update existing channel: exists but with a different hostName and/or iocName'''
            channels.append(updateChannel(ch[0], \
                                          owner=owner, \
                                          hostName=hostName, \
                                          iocName=iocName, \
                                          pvStatus='Active', \
                                          time=time))
    client.set(channels=channels)
コード例 #4
0
class CFProcessor(service.Service):
    implements(interfaces.IProcessor)

    def __init__(self, name, conf):
        _log.info("CF_INIT %s", name)
        self.name, self.conf = name, conf
        self.channel_dict = defaultdict(list)
        self.iocs = dict()
        self.client = None
        self.currentTime = getCurrentTime
        self.lock = DeferredLock()

    def startService(self):
        service.Service.startService(self)
        self.running = 1
        _log.info("CF_START")
        from channelfinder import ChannelFinderClient
        # Using the default python cf-client.
        # The usr, username, and password are provided by the channelfinder._conf module.
        if self.client is None:  # For setting up mock test client
            self.client = ChannelFinderClient()
        self.clean_service()

    def stopService(self):
        service.Service.stopService(self)
        #Set channels to inactive and close connection to client
        self.running = 0
        self.clean_service()
        _log.info("CF_STOP")

    @defer.inlineCallbacks
    def commit(self, transaction_record):
        yield self.lock.acquire()
        try:
            yield deferToThread(self.__commit__, transaction_record)
        finally:
            self.lock.release()

    def __commit__(self, TR):
        _log.debug("CF_COMMIT %s", TR.infos.items())
        pvNames = [unicode(rname, "utf-8") for rid, (rname, rtype) in TR.addrec.iteritems()]
        delrec = list(TR.delrec)
        iocName = TR.src.port
        hostName = TR.src.host
        iocid = hostName + ":" + str(iocName)
        owner = TR.infos.get('CF_USERNAME') or TR.infos.get('ENGINEER') or self.conf.get('username', 'cfstore')
        time = self.currentTime()
        if TR.initial:
            self.iocs[iocid] = {"iocname": iocName, "hostname": hostName, "owner": owner, "channelcount": 0}  # add IOC to source list
        if not TR.connected:
            delrec.extend(self.channel_dict.keys())
        for pv in pvNames:
            self.channel_dict[pv].append(iocid)  # add iocname to pvName in dict
            self.iocs[iocid]["channelcount"] += 1
        for pv in delrec:
            if iocid in self.channel_dict[pv]:
                self.channel_dict[pv].remove(iocid)
                self.iocs[iocid]["channelcount"] -= 1
                if self.iocs[iocid]['channelcount'] == 0:
                    self.iocs.pop(iocid, None)
                elif self.iocs[iocid]['channelcount'] < 0:
                    _log.error("channel count negative!")
                if len(self.channel_dict[pv]) <= 0:  # case: channel has no more iocs
                    del self.channel_dict[pv]
        poll(__updateCF__, self.client, pvNames, delrec, self.channel_dict, self.iocs, hostName, iocName, time, owner)
        dict_to_file(self.channel_dict, self.iocs, self.conf)

    def clean_service(self):
        sleep = 1
        retry_limit = 5
        owner = self.conf.get('username', 'cfstore')
        while 1:
            try:
                _log.debug("Cleaning service...")
                channels = self.client.findByArgs([('pvStatus', 'Active')])
                if channels is not None:
                    new_channels = []
                    for ch in channels or []:
                        new_channels.append(ch[u'name'])
                    if len(new_channels) > 0:
                        self.client.update(property={u'name': 'pvStatus', u'owner': owner, u'value': "Inactive"},
                                           channelNames=new_channels)
                    _log.debug("Service clean.")
                    return
            except RequestException:
                _log.exception("cleaning failed, retrying: ")

            time.sleep(min(60, sleep))
            sleep *= 1.5
            if self.running == 0 and sleep >= retry_limit:
                _log.debug("Abandoning clean.")
                return
コード例 #5
0
ファイル: cfstore.py プロジェクト: ChannelFinder/recsync
class CFProcessor(service.Service):
    def __init__(self, name, conf):
        _log.info("CF_INIT %s", name)
        self.name, self.conf = name, conf
        self.channel_dict = defaultdict(list)
        self.iocs = dict()
        self.client = None
        self.currentTime = getCurrentTime
        self.lock = DeferredLock()

    def startService(self):
        service.Service.startService(self)
        self.running = 1
        _log.info("CF_START")

        if self.client is None:  # For setting up mock test client
            """
            Using the default python cf-client.  The url, username, and
            password are provided by the channelfinder._conf module.
            """
            from channelfinder import ChannelFinderClient
            self.client = ChannelFinderClient()
            try:
                cf_props = [prop['name'] for prop in self.client.getAllProperties()]
                if (self.conf.get('alias', 'default') == 'on'):
                    reqd_props = {'hostName', 'iocName', 'pvStatus', 'time', 'iocid', 'alias'}
                else:
                    reqd_props = {'hostName', 'iocName', 'pvStatus', 'time', 'iocid'}
                wl = self.conf.get('infotags', list())
                whitelist = [s.strip(', ') for s in wl.split()] \
                    if wl else wl
                # Are any required properties not already present on CF?
                properties = reqd_props - set(cf_props)
                # Are any whitelisted properties not already present on CF?
                # If so, add them too.
                properties.update(set(whitelist) - set(cf_props))

                owner = self.conf.get('username', 'cfstore')
                for prop in properties:
                    self.client.set(property={u'name': prop, u'owner': owner})

                self.whitelist = set(whitelist)
                _log.debug('WHITELIST = {}'.format(self.whitelist))
            except ConnectionError:
                _log.exception("Cannot connect to Channelfinder service")
                raise
            else:
                self.clean_service()

    def stopService(self):
        service.Service.stopService(self)
        # Set channels to inactive and close connection to client
        self.running = 0
        self.clean_service()
        _log.info("CF_STOP")

    @defer.inlineCallbacks
    def commit(self, transaction_record):
        yield self.lock.acquire()
        try:
            yield deferToThread(self.__commit__, transaction_record)
        finally:
            self.lock.release()

    def __commit__(self, TR):
        _log.debug("CF_COMMIT %s", TR.infos.items())
        """
        a dictionary with a list of records with their associated property info  
        pvInfo 
        {rid: { "pvName":"recordName",
                "infoProperties":{propName:value, ...}}}
        """

        iocName = TR.infos.get('IOCNAME') or TR.src.port
        hostName = TR.infos.get('HOSTNAME') or TR.src.host
        owner = TR.infos.get('ENGINEER') or TR.infos.get('CF_USERNAME') or self.conf.get('username', 'cfstore')
        time = self.currentTime()

        pvInfo = {}
        for rid, (rname, rtype) in TR.addrec.items():
            pvInfo[rid] = {"pvName": rname}
        for rid, (recinfos) in TR.recinfos.items():
            # find intersection of these sets
            recinfo_wl = [p for p in self.whitelist if p in recinfos.keys()]
            if recinfo_wl:
                pvInfo[rid]['infoProperties'] = list()
                for infotag in recinfo_wl:
                    _log.debug('INFOTAG = {}'.format(infotag))
                    property = {u'name': infotag, u'owner': owner,
                                u'value': recinfos[infotag]}
                    pvInfo[rid]['infoProperties'].append(property)
        for rid, alias in TR.aliases.items():
            pvInfo[rid]['aliases'] = alias
        _log.debug(pvInfo)

        pvNames = [info["pvName"] for rid, (info) in pvInfo.items()]

        delrec = list(TR.delrec)
        _log.info("DELETED records " + str(delrec))

        host = TR.src.host
        port = TR.src.port

        """The unique identifier for a particular IOC"""
        iocid = host + ":" + str(port)
        _log.info("CF_COMMIT: " + iocid)

        if TR.initial:
            """Add IOC to source list """
            self.iocs[iocid] = {"iocname": iocName, "hostname": hostName, "owner": owner, "time": time,
                                "channelcount": 0}
        if not TR.connected:
            delrec.extend(self.channel_dict.keys())
        for pv in pvNames:
            self.channel_dict[pv].append(iocid)  # add iocname to pvName in dict
            self.iocs[iocid]["channelcount"] += 1
            """In case, alias exists"""
            if (self.conf.get('alias', 'default' == 'on')):
                al = [info["aliases"] for rid, (info) in pvInfo.items() if info["pvName"] == pv and "aliases" in info ]
                if len(al) == 1:
                    ali = al[0]
                    for a in ali:
                        self.channel_dict[a].append(iocid)  # add iocname to pvName in dict
                        self.iocs[iocid]["channelcount"] += 1
        for pv in delrec:
            if iocid in self.channel_dict[pv]:
                self.channel_dict[pv].remove(iocid)
                if iocid in self.iocs:
                    self.iocs[iocid]["channelcount"] -= 1
                if self.iocs[iocid]['channelcount'] == 0:
                    self.iocs.pop(iocid, None)
                elif self.iocs[iocid]['channelcount'] < 0:
                    _log.error("channel count negative!")
                if len(self.channel_dict[pv]) <= 0:  # case: channel has no more iocs
                    del self.channel_dict[pv]
                """In case, alias exists"""
                if (self.conf.get('alias', 'default' == 'on')):
                    al = [info["aliases"] for rid, (info) in pvInfo.items() if info["pvName"] == pv and "aliases" in info ]
                    if len(al) == 1:
                        ali = al[0]
                        for a in ali:
                            self.channel_dict[a].remove(iocid)
                            if iocid in self.iocs:
                                self.iocs[iocid]["channelcount"] -= 1
                            if self.iocs[iocid]['channelcount'] == 0:
                                self.iocs.pop(iocid, None)
                            elif self.iocs[iocid]['channelcount'] < 0:
                                _log.error("channel count negative!")
                            if len(self.channel_dict[a]) <= 0:  # case: channel has no more iocs
                                del self.channel_dict[a]
        poll(__updateCF__, self.client, pvInfo, delrec, self.channel_dict, self.iocs, self.conf, hostName, iocName, iocid,
             owner, time)
        dict_to_file(self.channel_dict, self.iocs, self.conf)

    def clean_service(self):
        """
        Marks all channels as "Inactive" until the recsync server is back up
        """
        sleep = 1
        retry_limit = 5
        owner = self.conf.get('username', 'cfstore')
        while 1:
            try:
                _log.debug("Cleaning service...")
                channels = self.client.findByArgs([('pvStatus', 'Active')])
                if channels is not None:
                    new_channels = []
                    for ch in channels or []:
                        new_channels.append(ch[u'name'])
                    if len(new_channels) > 0:
                        self.client.update(property={u'name': 'pvStatus', u'owner': owner, u'value': "Inactive"},
                                           channelNames=new_channels)
                    _log.debug("Service clean.")
                    return
            except RequestException:
                _log.exception("cleaning failed, retrying: ")

            time.sleep(min(60, sleep))
            sleep *= 1.5
            if self.running == 0 and sleep >= retry_limit:
                _log.debug("Abandoning clean.")
                return