def stopService(self):
if self._protocol is not None:
d = self._protocol.disconnect()
d.addCallback(
lambda _: ReconnectingClientService.stopService(self))
return d
return ReconnectingClientService.stopService(self)
def stopService(self):
if self.mt_tps_lc and self.mt_tps_lc.running:
self.mt_tps_lc.stop()
d = succeed(None)
if self._protocol is not None:
d.addCallback(lambda _: self._protocol.disconnect())
d.addCallback(lambda _: ReconnectingClientService.stopService(self))
return d
def stopService(self):
if self.mt_tps_lc and self.mt_tps_lc.running:
self.mt_tps_lc.stop()
d = succeed(None)
if self._protocol is not None:
d.addCallback(lambda _: self._protocol.disconnect())
d.addCallback(lambda _: ReconnectingClientService.stopService(self))
return d
class SmppTransport(Transport):
"""
An SMPP Transceiver Transport.
"""
CONFIG_CLASS = SmppTransportConfig
# Which of the keys in SmppTransportConfig are keys that are to
# be passed on to the ESMETransceiver base class to create a bind with.
SMPP_BIND_CONFIG_KEYS = [
'system_id',
'password',
'system_type',
'interface_version',
'service_type',
'dest_addr_ton',
'dest_addr_npi',
'source_addr_ton',
'source_addr_npi',
'registered_delivery',
]
# We only want to start this after we finish connecting to SMPP.
start_message_consumer = False
callLater = reactor.callLater
@inlineCallbacks
def setup_transport(self):
warnings.warn(
'This SMPP implementation is deprecated. Please use the '
'implementations available in vumi.transports.smpp.'
'smpp_transport instead.', category=DeprecationWarning)
config = self.get_static_config()
log.msg("Starting the SmppTransport for %s" % (
config.twisted_endpoint))
self.submit_sm_encoding = config.submit_sm_encoding
self.submit_sm_data_coding = config.submit_sm_data_coding
default_prefix = "%s@%s" % (config.system_id, config.transport_name)
r_config = config.redis_manager
r_prefix = config.split_bind_prefix or default_prefix
redis = yield TxRedisManager.from_config(r_config)
self.redis = redis.sub_manager(r_prefix)
self.r_message_prefix = "message_json"
self.throttled = False
self.esme_callbacks = EsmeCallbacks(
connect=self.esme_connected,
disconnect=self.esme_disconnected,
submit_sm_resp=self.submit_sm_resp,
delivery_report=self.delivery_report,
deliver_sm=self.deliver_sm)
self._reconn_service = None
if not hasattr(self, 'esme_client'):
# start the Smpp transport (if we don't have one)
self.factory = self.make_factory()
self._reconn_service = ReconnectingClientService(
config.twisted_endpoint, self.factory)
self._reconn_service.startService()
@inlineCallbacks
def teardown_transport(self):
if self._reconn_service is not None:
yield self._reconn_service.stopService()
yield self.redis._close()
def get_smpp_bind_params(self):
"""Inspects the SmppTransportConfig and returns a dictionary
that can be passed to an EsmeTransceiver (or subclass there of)
to create a bind with"""
config = self.get_static_config()
return dict([(key, getattr(config, key))
for key in self.SMPP_BIND_CONFIG_KEYS])
def make_factory(self):
return EsmeTransceiverFactory(
self.get_static_config(), self.get_smpp_bind_params(),
self.redis, self.esme_callbacks)
def esme_connected(self, client):
log.msg("ESME Connected, adding handlers")
self.esme_client = client
# Start the consumer
self.unpause_connectors()
@inlineCallbacks
def handle_outbound_message(self, message):
log.debug("Consumed outgoing message %r" % (message,))
log.debug("Unacknowledged message count: %s" % (
(yield self.esme_client.get_unacked_count()),))
yield self.r_set_message(message)
yield self._submit_outbound_message(message)
@inlineCallbacks
def _submit_outbound_message(self, message):
sequence_numbers = yield self.send_smpp(message)
# TODO: Handle multiple acks for a single message that we split up.
for sequence_number in sequence_numbers:
yield self.r_set_id_for_sequence(
sequence_number, message.payload.get("message_id"))
def esme_disconnected(self):
log.msg("ESME Disconnected")
return self.pause_connectors()
# Redis message storing methods
def r_message_key(self, message_id):
return "%s#%s" % (self.r_message_prefix, message_id)
def r_set_message(self, message):
config = self.get_static_config()
message_id = message.payload['message_id']
message_key = self.r_message_key(message_id)
d = self.redis.set(message_key, message.to_json())
d.addCallback(lambda _: self.redis.expire(message_key,
config.submit_sm_expiry))
return d
def r_get_message_json(self, message_id):
return self.redis.get(self.r_message_key(message_id))
@inlineCallbacks
def r_get_message(self, message_id):
json_string = yield self.r_get_message_json(message_id)
if json_string:
returnValue(Message.from_json(json_string))
else:
returnValue(None)
def r_delete_message(self, message_id):
return self.redis.delete(self.r_message_key(message_id))
# Redis sequence number storing methods
def r_get_id_for_sequence(self, sequence_number):
return self.redis.get(str(sequence_number))
def r_delete_for_sequence(self, sequence_number):
return self.redis.delete(str(sequence_number))
def r_set_id_for_sequence(self, sequence_number, id):
return self.redis.set(str(sequence_number), id)
# Redis 3rd party id to vumi id mapping
def r_third_party_id_key(self, third_party_id):
return "3rd_party_id#%s" % (third_party_id,)
def r_get_id_for_third_party_id(self, third_party_id):
return self.redis.get(self.r_third_party_id_key(third_party_id))
def r_delete_for_third_party_id(self, third_party_id):
return self.redis.delete(
self.r_third_party_id_key(third_party_id))
@inlineCallbacks
def r_set_id_for_third_party_id(self, third_party_id, id):
config = self.get_static_config()
rkey = self.r_third_party_id_key(third_party_id)
yield self.redis.set(rkey, id)
yield self.redis.expire(rkey, config.third_party_id_expiry)
def _start_throttling(self):
if self.throttled:
return
log.err("Throttling outbound messages.")
self.throttled = True
self.pause_connectors()
def _stop_throttling(self):
if not self.throttled:
return
log.err("No longer throttling outbound messages.")
self.throttled = False
self.unpause_connectors()
@inlineCallbacks
def submit_sm_resp(self, *args, **kwargs):
transport_msg_id = kwargs['message_id']
sent_sms_id = (
yield self.r_get_id_for_sequence(kwargs['sequence_number']))
if sent_sms_id is None:
log.err("Sequence number lookup failed for:%s" % (
kwargs['sequence_number'],))
else:
yield self.r_set_id_for_third_party_id(
transport_msg_id, sent_sms_id)
yield self.r_delete_for_sequence(kwargs['sequence_number'])
status = kwargs['command_status']
if status == 'ESME_ROK':
# The sms was submitted ok
yield self.submit_sm_success(sent_sms_id, transport_msg_id)
yield self._stop_throttling()
elif status in ('ESME_RTHROTTLED', 'ESME_RMSGQFUL'):
yield self._start_throttling()
yield self.submit_sm_throttled(sent_sms_id)
else:
# We have an error
yield self.submit_sm_failure(sent_sms_id,
status or 'Unspecified')
yield self._stop_throttling()
@inlineCallbacks
def submit_sm_success(self, sent_sms_id, transport_msg_id):
yield self.r_delete_message(sent_sms_id)
log.debug("Mapping transport_msg_id=%s to sent_sms_id=%s" % (
transport_msg_id, sent_sms_id))
log.debug("PUBLISHING ACK: (%s -> %s)" % (
sent_sms_id, transport_msg_id))
self.publish_ack(
user_message_id=sent_sms_id,
sent_message_id=transport_msg_id)
@inlineCallbacks
def submit_sm_failure(self, sent_sms_id, reason, failure_code=None):
error_message = yield self.r_get_message(sent_sms_id)
if error_message is None:
log.err("Could not retrieve failed message:%s" % (
sent_sms_id))
else:
yield self.r_delete_message(sent_sms_id)
yield self.publish_nack(sent_sms_id, reason)
yield self.failure_publisher.publish_message(FailureMessage(
message=error_message.payload,
failure_code=None,
reason=reason))
@inlineCallbacks
def submit_sm_throttled(self, sent_sms_id):
message = yield self.r_get_message(sent_sms_id)
if message is None:
log.err("Could not retrieve throttled message:%s" % (
sent_sms_id))
else:
config = self.get_static_config()
self.callLater(config.throttle_delay,
self._submit_outbound_message, message)
def delivery_status(self, state):
config = self.get_static_config()
return config.delivery_report_status_mapping.get(state, 'pending')
@inlineCallbacks
def delivery_report(self, message_id, message_state):
delivery_status = self.delivery_status(message_state)
message_id = yield self.r_get_id_for_third_party_id(message_id)
if message_id is None:
log.warning("Failed to retrieve message id for delivery report."
" Delivery report from %s discarded."
% self.transport_name)
return
log.msg("PUBLISHING DELIV REPORT: %s %s" % (message_id,
delivery_status))
returnValue((yield self.publish_delivery_report(
user_message_id=message_id,
delivery_status=delivery_status)))
def deliver_sm(self, *args, **kwargs):
message_type = kwargs.get('message_type', 'sms')
message = {
'message_id': kwargs['message_id'],
'to_addr': kwargs['destination_addr'],
'from_addr': kwargs['source_addr'],
'content': kwargs['short_message'],
'transport_type': message_type,
'transport_metadata': {},
}
if message_type == 'ussd':
session_event = {
'new': TransportUserMessage.SESSION_NEW,
'continue': TransportUserMessage.SESSION_RESUME,
'close': TransportUserMessage.SESSION_CLOSE,
}[kwargs['session_event']]
message['session_event'] = session_event
session_info = kwargs.get('session_info')
message['transport_metadata']['session_info'] = session_info
log.msg("PUBLISHING INBOUND: %s" % (message,))
# TODO: This logs messages that fail to serialize to JSON
# Usually this happens when an SMPP message has content
# we can't decode (e.g. data_coding == 4). We should
# remove the try-except once we handle such messages
# better.
return self.publish_message(**message).addErrback(log.err)
def send_smpp(self, message):
log.debug("Sending SMPP message: %s" % (message))
# first do a lookup in our YAML to see if we've got a source_addr
# defined for the given MT number, if not, trust the from_addr
# in the message
to_addr = message['to_addr']
from_addr = message['from_addr']
text = message['content']
continue_session = (
message['session_event'] != TransportUserMessage.SESSION_CLOSE)
config = self.get_static_config()
route = get_operator_number(to_addr, config.COUNTRY_CODE,
config.OPERATOR_PREFIX,
config.OPERATOR_NUMBER)
source_addr = route or from_addr
session_info = message['transport_metadata'].get('session_info')
return self.esme_client.submit_sm(
# these end up in the PDU
short_message=text.encode(self.submit_sm_encoding),
data_coding=self.submit_sm_data_coding,
destination_addr=to_addr.encode('ascii'),
source_addr=source_addr.encode('ascii'),
session_info=session_info.encode('ascii')
if session_info is not None else None,
# these don't end up in the PDU
message_type=message['transport_type'],
continue_session=continue_session,
)
def stopWorker(self):
log.msg("Stopping the SMPPTransport")
return super(SmppTransport, self).stopWorker()
def send_failure(self, message, exception, reason):
"""Send a failure report."""
log.msg("Failed to send: %s reason: %s" % (message, reason))
return super(SmppTransport, self).send_failure(message,
exception, reason)
class IrcTransport(Transport):
"""
IRC based transport.
"""
CONFIG_CLASS = IrcConfig
factory = None
service = None
def setup_transport(self):
config = self.get_static_config()
self.factory = VumiBotFactory((config.nickname, config.channels,
self))
self.service = ReconnectingClientService(
config.twisted_endpoint, self.factory)
self.service.startService()
@inlineCallbacks
def teardown_transport(self):
if self.service is not None:
yield self.service.stopService()
def handle_inbound_irc_message(self, irc_msg):
irc_server = self.factory.irc_server
irc_channel = irc_msg.channel()
nickname = irc_msg.nickname
to_addr = None
content = irc_msg.content
if irc_channel is None:
# This is a direct message, not a channel message.
to_addr = irc_msg.recipient
elif irc_msg.addressed_to(nickname):
# This is a channel message, but we've been mentioned by name.
to_addr = nickname
# Strip the name prefix, so workers don't have to handle it.
content = (content.split(None, 1) + [''])[1]
message_dict = {
'to_addr': to_addr,
'from_addr': irc_msg.sender,
'group': irc_channel,
'content': content,
'transport_name': self.transport_name,
'transport_type': self.config.get('transport_type', 'irc'),
'helper_metadata': {
'irc': {
'transport_nickname': nickname,
'addressed_to_transport':
irc_msg.addressed_to(nickname),
'irc_server': irc_server,
'irc_channel': irc_channel,
'irc_command': irc_msg.command,
},
},
'transport_metadata': {
'irc_channel': irc_channel,
},
}
self.publish_message(**message_dict)
@inlineCallbacks
def handle_outbound_message(self, msg):
vumibot = self.factory.vumibot
if vumibot is None or not vumibot.connected:
raise TemporaryFailure("IrcTransport not connected.")
irc_metadata = msg['helper_metadata'].get('irc', {})
transport_metadata = msg['transport_metadata']
irc_command = irc_metadata.get('irc_command', 'PRIVMSG')
# Continue to support pre-group-chat hackery.
irc_channel = msg.get('group') or transport_metadata.get('irc_channel')
recipient = irc_channel if irc_channel is not None else msg['to_addr']
content = msg['content']
if irc_channel and msg['to_addr'] and (irc_command != 'ACTION'):
# We have a directed channel message, so prefix with the nick.
content = "%s: %s" % (msg['to_addr'], content)
irc_msg = IrcMessage(vumibot.nickname, irc_command, recipient, content)
vumibot.consume_message(irc_msg)
# intentionally duplicate message id in sent_message_id since
# IRC doesn't have its own message ids.
yield self.publish_ack(user_message_id=msg['message_id'],
sent_message_id=msg['message_id'])