class SMS:
def __init__(self):
self.server = kannel_server
self.port = kannel_port
self.username = kannel_username
self.password = kannel_password
self.charset = 'UTF-8'
self.coding = 2
self.context = 'SMS_LOCAL'
self.source = ''
self.destination = ''
self.internal_destination = ''
self.text = ''
self.save_sms = 1
self.numbering = Numbering()
def filter(self):
if self.destination in extensions_list:
return False
if len(self.destination) < 5:
sms_log.info('Dropping SMS on floor because destinaton: %s' % self.destination)
return True
if self.charset == '8-BIT' and len(self.destination) < 7:
sms_log.info('Dropping 8-BIT SMS with destinaton: %s' % self.destination)
return True
drop_regexp = ['simchautosynchro.+', 'DSAX[0-9]+ND', 'Activate:dt=', 'REG-REQ?v=3;', '^GWDR']
for regexp in drop_regexp:
if re.search(regexp, self.text):
sms_log.info('Dropping SMS on floor because text matched %s' % regexp)
return True
return False
def sip_sms(self):
if use_sip != 'yes':
return False
if self.destination == '':
return False
try:
sip_endpoints = self.numbering.is_number_sip_connected_no_session(self.destination)
sip_endpoint = sip_endpoints.split(',')[0]
except Exception as e:
sms_log.info('Exception: %s' % e)
return False
sms_log.info('SIP SMS? %s' % sip_endpoint)
if not sip_endpoint:
return False
m = re.compile('sofia/([a-z]*)/sip:(.*)').search(sip_endpoint)
if m:
sip_profile = m.group(1)
sip_contact = (m.group(2))
params = sip_contact.split(';')
# Get fs_path param.
res = re.compile('^fs_path=')
search = filter(res.match, params)
if len(search) > 0: # Have fs_path
bracket = re.compile('fs_path=%3C(.*)%3E').search(search[0])
if bracket:
params = urllib.unquote(bracket.group(1)).split(';')
path = params[0].replace('sip:', '')
r = re.compile('received=*')
rec = filter(r.match, params)
received = rec[0].replace('received=sip:', '')
else:
import code
code.interact(local=locals())
path = search[0]
received = urllib.unquote(path).split('=')[1].split('@')[1]
else:
received = 'None'
if sip_profile == 'internalvpn':
simple_dest = self.destination+'@'+vpn_ip_address
if path == sip_central_ip_address:
self.source = self.source+'@sip.rhizomatica.org'
simple_dest = self.destination+'@'+ sip_central_ip_address +';received='+received
else:
simple_dest = sip_profile+'/'+sip_contact
try:
con = ESL.ESLconnection("127.0.0.1", "8021", "ClueCon")
event = ESL.ESLevent("CUSTOM", "SMS::SEND_MESSAGE")
sms_log.info('SMS to SIP: Source is %s' % self.source)
sms_log.info('SMS to SIP: Dest: %s' % simple_dest)
sms_log.info('SMS to SIP: Received: %s' % received)
sms_log.info('Text: %s' % self.text.decode(self.charset, 'replace'))
sms_log.info('Text: %s' % type(self.text))
sms_log.info('Coding: %s' % self.coding)
event.addHeader("from", self.source)
event.addHeader("to", simple_dest)
event.addHeader("sip_profile", sip_profile)
event.addHeader("dest_proto", "sip")
event.addHeader("type", "text/plain")
if self.coding == '0':
msg = self.text.decode('utf8', 'replace')
else:
msg = self.text.decode(self.charset, 'replace')
sms_log.info('Type: %s' % type(msg))
sms_log.info('Text: %s' % msg)
event.addBody(msg.encode(self.charset, 'replace'))
con.sendEvent(event)
return True
except Exception as e:
api_log.info('Caught Error in sms sip routine: %s' % e)
def receive(self, source, destination, text, charset, coding):
self.charset = charset
self.coding = coding
self.source = source
self.text = text
self.internal_destination = destination
if destination.find('+') > 1:
destination = destination.split('+')[0]
self.destination = destination
sms_log.info('Received SMS: %s %s %s %s %s' % (source, destination, text, charset, coding))
#sms_log.info(binascii.hexlify(text))
# SMS_LOCAL | SMS_INTERNAL | SMS_INBOUND | SMS_OUTBOUND | SMS_ROAMING
# some seemingly autogenerated SMS we just want to drop on the floor:
try:
if self.filter():
return
except Exception as e:
api_log.info('Caught an Error in sms:filter %s' % e)
pass
#if sip_sms():
# return
try:
sub = Subscriber()
# check if source or destination is roaming
try:
if not (source == '10000' or self.numbering.is_number_known(source)):
sms_log.info('Sender unauthorized send notification')
self.context = 'SMS_UNAUTH'
self.coding = 2
self.send(config['smsc'], source, config['sms_source_unauthorized'])
return
if self.numbering.is_number_roaming(source):
sms_log.info('Source number is roaming')
self.roaming('caller')
return
except NumberingException as e:
sms_log.info('Sender unauthorized send notification message (exception)')
self.context = 'SMS_UNAUTH'
self.coding = 2
self.send(config['smsc'], source, config['sms_source_unauthorized'])
return
try:
if self.numbering.is_number_roaming(destination):
sms_log.info('Destination number is roaming')
self.roaming('called')
return
except NumberingException as e:
sms_log.info('Destination unauthorized send notification message')
self.context = 'SMS_UNAUTH'
self.send(config['smsc'], source, config['sms_destination_unauthorized'])
return
try:
source_authorized = sub.is_authorized(source, 0)
except SubscriberException as e:
source_authorized = False
try:
destination_authorized = sub.is_authorized(destination, 0)
except SubscriberException as e:
destination_authorized = False
sms_log.info('Source_authorized: %s Destination_authorized: %s' % (str(source_authorized), str(destination_authorized)))
if not source_authorized and not self.numbering.is_number_internal(source):
sms_log.info('Sender unauthorized send notification message (EXT)')
self.context = 'SMS_UNAUTH'
self.coding = 2
self.send(config['smsc'], source, config['sms_source_unauthorized'])
return
if self.numbering.is_number_local(destination):
sms_log.info('SMS_LOCAL check if subscriber is authorized')
# get auth info
sub = Subscriber()
source_authorized = sub.is_authorized(source, 0)
destination_authorized = sub.is_authorized(destination, 0)
try:
if source_authorized and destination_authorized:
sms_log.info('Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_LOCAL'
# Decision was not to send coding on here.....
self.send(source, destination, text, charset)
else:
if not self.numbering.is_number_local(source) and destination_authorized:
sms_log.info('SMS_INTERNAL Forward SMS back to BSC')
self.context = 'SMS_INTERNAL'
self.send(source, destination, text, charset)
else:
if destination_authorized and not self.numbering.is_number_local(source):
sms_log.info('SMS_INBOUND Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_INBOUND'
self.send(source, destination, text, charset)
else:
self.charset = 'UTF-8'
self.coding = 2
self.save_sms = 0
self.context = 'SMS_UNAUTH'
if not source_authorized and len(destination) != 3:
sms_log.info('Sender unauthorized send notification message')
self.send(config['smsc'], source, config['sms_source_unauthorized'])
else:
sms_log.info('Destination unauthorized inform sender with a notification message')
self.send(config['smsc'], source, config['sms_destination_unauthorized'])
except SubscriberException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# dest number is not local, check if dest number is a shortcode
if destination in extensions_list:
sms_log.info('Destination number is a shortcode, execute shortcode handler')
extension = importlib.import_module('extensions.ext_'+destination, 'extensions')
try:
sms_log.debug('Exec shortcode handler')
extension.handler('', source, destination, text)
except ExtensionException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# check if sms is for another location
if self.numbering.is_number_internal(destination) and len(destination) == 11:
sms_log.info('SMS is for another site')
try:
site_ip = self.numbering.get_site_ip(destination)
sms_log.info('Send SMS to site IP: %s' % site_ip)
self.context = 'SMS_INTERNAL'
self.send(source, destination, text, self.charset, site_ip)
except NumberingException as e:
raise SMSException('Receive SMS error: %s' % e)
elif len(destination) != 3:
# dest number is for an external number send sms to sms provider
self.context = 'SMS_OUTBOUND'
sms_log.info('SMS is for an external number send SMS to SMS provider')
self.send(config['smsc'], source,
'Lo sentimos, destino '+str(destination)+ ' no disponible', 'utf-8')
else:
sms_log.info('SMS for %s was dropped' % destination)
except NumberingException as e:
raise SMSException('Receive SMS Error: %s' % e)
def prepare_txt_for_kannel(self, text, charset):
# Kannel wants a coding param in the POST
# GSM 03.38=0 UTF-8=1, UCS2=2
# and we need a str.
charset_to_kannel_coding = {'0':'UTF-8', '2':'UTF-16BE'}
if type(text) == unicode:
sms_log.debug('Have unicode')
self.coding = self.determine_coding(text)
self.charset = charset_to_kannel_coding[self.coding]
str_text = text.encode(self.charset)
return (str_text, text)
try:
sms_log.debug('Have string, trying %s', charset)
unicode_text = unicode(text, charset)
self.coding = self.determine_coding(unicode_text)
self.charset = charset_to_kannel_coding[self.coding]
str_text = unicode_text.encode(self.charset)
return (str_text, unicode_text)
except Exception as ex:
sms_log.info('Encoding Error: %s', str(ex))
self.charset = self.determine_coding(text, charset)
unicode_text = text.decode(self.charset)
str_text = text.decode('UTF-8', 'replace').encode(self.charset)
return (str_text, unicode_text)
def send(self, source, destination, text, charset='utf-8', server=config['local_ip']):
'''
Send an SMS either:
1) To the local system via:
a) HTTP POST to kannel or
b) SUMBIT_SM using libsmpp to local SMSC listener
2) http POST to a remote RAPI:receive()
'''
sms_log.info('SMS Send: Text: <%s> Charset: %s' % (text, charset))
# We don't trust the caller to send us unicode, or to send a correct charset, if any.
sms_log.info('Type of text: %s', type(text))
if 'use_kannel' in globals() and use_kannel == 'yes':
str_text, unicode_text = self.prepare_txt_for_kannel(text, charset)
else:
str_text = ''
if type(text) != unicode:
# this could crash if we are fed bullshit.
unicode_text = text.decode(charset)
else:
unicode_text = text
if server == config['local_ip']:
try:
sms_log.info('Send SMS to Local: %s %s %s' % (source, destination, text))
self.local_smpp_submit_sm(source, destination, unicode_text, str_text)
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
return True
except SMSException as ex:
sms_log.error("Local submit failed: %s" % str(ex))
return False
try:
sms_log.info('Send SMS to %s: %s %s %s' % (server, source, destination, unicode_text))
if "+" not in self.internal_destination:
destination = destination + '+1'
else:
s = self.internal_destination.split('+')
destination = s[0] + '+' + str(int(s[1]) + 1)
if int(s[1]) > 4:
sms_log.error("!! SMS is Looping(%s)", s[1])
values = {'source': source, 'destination': destination, 'charset': self.charset, 'coding': self.coding,
'text': str_text, 'btext': '', 'dr': '', 'dcs': ''}
data = urllib.urlencode(values)
t = Thread(target=self._t_urlopen, args=(server, data))
t.start()
sms_log.info('Started Remote RAPI Thread')
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
except IOError:
# Never happen....
raise SMSException('Error sending SMS to site %s' % server)
def local_smpp_submit_sm(self, source, destination, unicode_text, str_text=''):
if 'use_kannel' in globals() and use_kannel == 'yes':
try:
enc_text = urllib.urlencode({'text': str_text})
kannel_post = "http://%s:%d/cgi-bin/sendsms?username=%s&password=%s&charset=%s&coding=%s&to=%s&from=%s&%s"\
% (self.server, self.port, self.username, self.password, self.charset,
self.coding, destination, source, enc_text)
sms_log.info('Kannel URL: %s' % (kannel_post))
res = urllib.urlopen(kannel_post).read()
sms_log.info('Kannel Result: %s' % (res))
return
except IOError:
raise SMSException('Error connecting to Kannel to send SMS')
global _sent
def _smpp_rx_submit_resp(pdu):
global _sent
sms_log.info("Sent (%s)", pdu.message_id)
if pdu.command == "submit_sm_resp":
_sent = pdu.status
try:
source = network_name if source == '10000' else source
if not source.isdigit():
ston = smpplib.consts.SMPP_TON_ALNUM
snpi = smpplib.consts.SMPP_NPI_UNK
else:
ston = smpplib.consts.SMPP_TON_SBSCR
snpi = smpplib.consts.SMPP_NPI_ISDN
parts, encoding_flag, msg_type_flag = smpplib.gsm.make_parts(unicode_text)
smpp_client = smpplib.client.Client("127.0.0.1", 2775, 90)
smpplib.client.logger.setLevel('INFO')
smpp_client.set_message_received_handler(lambda pdu: sms_log.info("Rcvd while sending (%s)", pdu.command))
smpp_client.set_message_sent_handler(_smpp_rx_submit_resp)
smpp_client.connect()
smpp_client.bind_transmitter(system_id="ISMPP", password="******")
_sent = -1
for part in parts:
pdu = smpp_client.send_message(
source_addr_ton=ston,
source_addr_npi=snpi,
source_addr=str(source),
dest_addr_ton=smpplib.consts.SMPP_TON_SBSCR,
dest_addr_npi=smpplib.consts.SMPP_NPI_ISDN,
destination_addr=str(destination),
data_coding=encoding_flag,
esm_class=msg_type_flag,
short_message=part,
registered_delivery=False,
)
while _sent < 0:
smpp_client.read_once()
smpp_client.unbind()
smpp_client.disconnect()
del pdu
del smpp_client
except (IOError, smpplib.exceptions.ConnectionError) as ex:
raise SMSException('Unable to Submit Message via SMPP %s' % str(ex))
except smpplib.exceptions.PDUError as ex:
smpp_client.unbind()
smpp_client.disconnect()
raise SMSException('SMPP Error Submitting Message %s' % str(ex))
def check_decode0338(self, text):
try:
return text.decode('gsm03.38')
except Exception as ex:
sms_log.error(str(ex))
try:
gsm_shift_codec = gsm0338.Codec(single_shift_decode_map=gsm0338.SINGLE_SHIFT_CHARACTER_SET_SPANISH)
return gsm_shift_codec.decode(text)[0]
except Exception as ex:
sms_log.error(str(ex))
def determine_coding(self, unicode_str):
if type(unicode_str) != unicode:
raise SMSException('Input is not unicode')
try:
try:
_test0338 = unicode_str.encode('gsm03.38')
sms_log.debug('GSM03.38 OK "%s" -> "%s"' % (unicode_str, _test0338.decode('gsm03.38')))
return '0'
except ValueError as ex:
sms_log.debug('Encoding to GSM03.38 default alphabet not possible. %s' % sys.exc_info()[1])
_test0338s = gsm0338.Codec(single_shift_decode_map=gsm0338.SINGLE_SHIFT_CHARACTER_SET_SPANISH)
_test = _test0338s.encode(unicode_str)[0]
sms_log.debug('GSM03.38 Spanish Shift OK "%s" -> "%s"' % (unicode_str, _test0338s.decode(_test)[0]))
return '2'
except Exception as ex:
template = "exception of type {0}. Arguments:\n{1!r}"
print template.format(type(ex).__name__, ex.args)
sms_log.debug('Using GSM03.38 Spanish Shift not possible. %s' % sys.exc_info()[1])
return '2'
def roaming(self, subject):
self.numbering = Numbering()
self.subscriber = Subscriber()
if subject == 'caller':
# calling number is roaming
# check if destination number is roaming as well
if self.numbering.is_number_roaming(self.destination):
# well destination number is roaming as well send SMS to current_bts where the subscriber is roaming
try:
current_bts = self.numbering.get_current_bts(self.destination)
sms_log.info('Destination number is roaming send SMS to current_bts: %s' % current_bts)
if current_bts == config['local_ip']:
log.info('Current bts same as local site send call to local Kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text, self.charset)
else:
# send sms to destination site
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text, self.charset, current_bts)
except NumberingException as e:
sms_log.error(e)
else:
# destination is not roaming check if destination if local site
if self.numbering.is_number_local(self.destination) and len(self.destination) == 11:
sms_log.info('Destination is a local number')
if self.subscriber.is_authorized(self.destination, 0):
sms_log.info('Send sms to local kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
# destination cannot receive SMS inform source
self.context = 'SMS_ROAMING_UNAUTH'
# Why receive here? Why not send?
self.receive(config['smsc'], source, config['sms_destination_unauthorized'],
self.charset, self.coding)
else:
# number is not local check if number is internal
if self.numbering.is_number_internal(self.destination) and len(self.destination) == 11:
# number is internal send SMS to destination site
current_bts = self.numbering.get_site_ip(self.destination)
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text, self.charset, current_bts)
else:
# check if number is for outbound.
# not implemented yet. just return
sms_log.info('Invalid destination for SMS')
return
else:
# the destination is roaming send call to current_bts
try:
current_bts = self.numbering.get_current_bts(self.destination)
if current_bts == config['local_ip']:
sms_log.info('Destination is roaming on our site send SMS to local kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text, self.charset)
else:
sms_log.info('Destination is roaming send sms to other site')
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text, self.charset, current_bts)
except NumberingException as e:
sms_log.error(e)
def save(self, source, destination, context):
# insert SMS in the history
try:
cur = db_conn.cursor()
cur.execute('INSERT INTO sms(source_addr,destination_addr,context) VALUES(%s,%s,%s)',
(source, destination, context))
except psycopg2.DatabaseError as e:
db_conn.rollback()
raise SMSException('PG_HLR error saving SMS in the history: %s' % e)
finally:
cur.close()
db_conn.commit()
def send_immediate(self, num, text):
appstring = 'OpenBSC'
appport = 4242
vty = obscvty.VTYInteract(appstring, '127.0.0.1', appport)
cmd = 'subscriber extension %s sms sender extension %s send %s' % (num, config['smsc'], text)
vty.command(cmd)
def broadcast_to_all_subscribers(self, text, btype):
sub = Subscriber()
if btype == 'all':
subscribers_list = sub.get_all()
elif btype == 'notpaid':
subscribers_list = sub.get_all_notpaid()
elif btype == 'unauthorized':
subscribers_list = sub.get_all_unauthorized()
elif btype == 'extension':
subscribers_list = sub.get_all_5digits()
for mysub in subscribers_list:
self.send(config['smsc'], mysub[1], text)
sms_log.debug('Broadcast message sent to %s' % mysub[1])
time.sleep(1)
def send_broadcast(self, text, btype):
sms_log.info('Send broadcast SMS to all subscribers. text: %s' % text)
t = Thread(target=self.broadcast_to_all_subscribers, args=(text, btype, ))
t.start()
def _t_urlopen(self, url, data):
try:
res = urllib.urlopen('http://%s:8085/sms' % url, data)
res.read()
res.close()
return res
except IOError as ex:
sms_log.error("FIMXE: SMS is lost (%s)", ex)
return False
class SMS:
def __init__(self):
self.server = kannel_server
self.port = kannel_port
self.username = kannel_username
self.password = kannel_password
self.charset = 'UTF-8'
self.coding = 2
self.context = 'SMS_LOCAL'
self.source = ''
self.destination = ''
self.text = ''
self.save_sms = 1
self.numbering = Numbering()
def receive(self, source, destination, text, charset, coding):
self.charset = charset
self.coding = coding
self.source = source
self.destination = destination
self.text = text
sms_log.info('Received SMS: %s %s' % (source, destination))
# SMS_LOCAL | SMS_INTERNAL | SMS_INBOUND | SMS_OUTBOUND | SMS_ROAMING
try:
# auth checks
# get auth info
sub = Subscriber()
# check if source or destination is roaming
try:
if self.numbering.is_number_roaming(source):
sms_log.info('Source number is roaming')
self.roaming('caller')
return
except NumberingException as e:
sms_log.info('Sender unauthorized send notification message')
self.context = 'SMS_UNAUTH'
self.send(config['smsc'], source, config['sms_source_unauthorized'])
return
try:
if self.numbering.is_number_roaming(destination):
sms_log.info('Destination number is roaming')
self.roaming('called')
return
except NumberingException as e:
sms_log.info('Destination unauthorized send notification message')
self.context = 'SMS_UNAUTH'
self.send(config['smsc'], source, config['sms_destination_unauthorized'])
return
try:
source_authorized = sub.is_authorized(source, 0)
except SubscriberException as e:
source_authorized = False
try:
destination_authorized = sub.is_authorized(destination, 0)
except SubscriberException as e:
destination_authorized = False
sms_log.info('Source_authorized: %s Destination_authorized: %s' % (str(source_authorized), str(destination_authorized)))
if not source_authorized and not self.numbering.is_number_internal(source):
sms_log.info('Sender unauthorized send notification message')
self.context = 'SMS_UNAUTH'
self.send(config['smsc'], source, config['sms_source_unauthorized'])
return
if self.numbering.is_number_local(destination):
sms_log.info('SMS_LOCAL check if subscriber is authorized')
# get auth info
sub = Subscriber()
source_authorized = sub.is_authorized(source, 0)
destination_authorized = sub.is_authorized(destination, 0)
try:
if source_authorized and destination_authorized:
sms_log.info('Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_LOCAL'
self.send(source, destination, text)
else:
if not self.numbering.is_number_local(source) and destination_authorized:
sms_log.info('SMS_INTERNAL Forward SMS back to BSC')
self.context = 'SMS_INTERNAL'
self.send(source, destination, text)
else:
if destination_authorized and not self.numbering.is_number_local(source):
sms_log.info('SMS_INBOUND Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_INBOUND'
self.send(source, destination, text)
else:
self.charset = 'UTF-8'
self.coding = 2
self.save_sms = 0
self.context = 'SMS_UNAUTH'
if not source_authorized:
sms_log.info('Sender unauthorized send notification message')
self.send(config['smsc'], source, config['sms_source_unauthorized'])
else:
sms_log.info('Destination unauthorized inform sender with a notification message')
self.send(config['smsc'], source, config['sms_destination_unauthorized'])
except SubscriberException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# dest number is not local, check if dest number is a shortcode
if destination in extensions_list:
sms_log.info('Destination number is a shortcode, execute shortcode handler')
extension = importlib.import_module('extensions.ext_'+destination, 'extensions')
try:
sms_log.debug('Exec shortcode handler')
extension.handler('', source, destination, text)
except ExtensionException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# check if sms is for another location
if self.numbering.is_number_internal(destination) and len(destination) == 11:
sms_log.info('SMS is for another site')
try:
site_ip = self.numbering.get_site_ip(destination)
sms_log.info('Send SMS to site IP: %s' % site_ip)
self.context = 'SMS_INTERNAL'
self.send(source, destination, text, site_ip)
except NumberingException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# dest number is for an external number send sms to sms provider
self.context = 'SMS_OUTBOUND'
sms_log.info('SMS is for an external number send SMS to SMS provider')
except NumberingException as e:
raise SMSException('Receive SMS Error: %s' % e)
def send(self, source, destination, text, server=config['local_ip']):
enc_text = urllib.urlencode({'text': text })
if server == config['local_ip']:
try:
sms_log.info('Send SMS: %s %s' % (source, destination))
res = urllib.urlopen(
"http://%s:%d/cgi-bin/sendsms?username=%s&password=%s&charset=%s&coding=%s&to=%s&from=%s&%s"\
% (self.server, self.port, self.username, self.password, self.charset, self.coding, destination, source, enc_text)
).read()
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
except IOError:
raise SMSException('Error connecting to Kannel to send SMS')
else:
try:
sms_log.info('Send SMS to %s: %s %s' % (server, source, destination))
values = {'source': source, 'destination': destination, 'charset': self.charset, 'coding': self.coding, 'text': text }
data = urllib.urlencode(values)
res = urllib.urlopen('http://%s:8085/sms' % server, data).read()
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
except IOError:
raise SMSException('Error sending SMS to site %s' % server)
def roaming(self, subject):
self.numbering = Numbering()
self.subscriber = Subscriber()
if subject == 'caller':
# calling number is roaming
# check if destination number is roaming as well
if self.numbering.is_number_roaming(self.destination):
# well destination number is roaming as well send SMS to current_bts where the subscriber is roaming
try:
current_bts = self.numbering.get_current_bts(self.destination)
sms_log.info('Destination number is roaming send SMS to current_bts: %s' % current_bts)
if current_bts == config['local_ip']:
log.info('Current bts same as local site send call to local Kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
# send sms to destination site
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text, current_bts)
except NumberingException as e:
sms_log.error(e)
else:
# destination is not roaming check if destination if local site
if self.numbering.is_number_local(self.destination) and len(self.destination) == 11:
sms_log.info('Destination is a local number')
if self.subscriber.is_authorized(self.destination, 0):
sms_log.info('Send sms to local kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
# destination cannot receive SMS inform source
self.context = 'SMS_ROAMING_UNAUTH'
self.receive(config['smsc'], source, config['sms_destination_unauthorized'], self.charset, self.coding)
else:
# number is not local check if number is internal
if self.numbering.is_number_internal(self.destination) and len(self.destination) == 11:
# number is internal send SMS to destination site
current_bts = self.numbering.get_site_ip(self.destination)
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text, current_bts)
else:
# check if number is for outbound.
# not implemented yet. just return
sms_log.info('Invalid destination for SMS')
return
else:
# the destination is roaming send call to current_bts
try:
current_bts = self.numbering.get_current_bts(self.destination)
if current_bts == config['local_ip']:
sms_log.info('Destination is roaming on our site send SMS to local kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
sms_log.info('Destination is roaming send sms to other site')
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text, current_bts)
except NumberingException as e:
sms_log.error(e)
def save(self, source, destination, context):
# insert SMS in the history
try:
cur = db_conn.cursor()
cur.execute('INSERT INTO sms(source_addr,destination_addr,context) VALUES(%s,%s,%s)', (source, destination, context))
except psycopg2.DatabaseError as e:
db_conn.rollback()
raise SMSException('PG_HLR error saving SMS in the history: %s' % e)
finally:
cur.close()
db_conn.commit()
def send_immediate(self, num, text):
appstring = 'OpenBSC'
appport = 4242
vty = obscvty.VTYInteract(appstring, '127.0.0.1', appport)
cmd = 'subscriber extension %s sms sender extension %s send %s' % (num, config['smsc'], text)
vty.command(cmd)
def broadcast_to_all_subscribers(self, text, btype):
sub = Subscriber()
if btype == 'all':
subscribers_list = sub.get_all()
elif btype == 'notpaid':
subscribers_list = sub.get_all_notpaid()
elif btype == 'unauthorized':
subscribers_list = sub.get_all_unauthorized()
elif btype == 'extension':
subscribers_list = sub.get_all_5digits()
for mysub in subscribers_list:
self.send(config['smsc'], mysub[1], text)
sms_log.debug('Broadcast message sent to %s' % mysub[1])
time.sleep(1)
def send_broadcast(self, text, btype):
sms_log.info('Send broadcast SMS to all subscribers. text: %s' % text)
t = Thread(target=self.broadcast_to_all_subscribers, args=(text, btype, ))
t.start()
class SMS:
def __init__(self):
self.server = kannel_server
self.port = kannel_port
self.username = kannel_username
self.password = kannel_password
self.charset = 'UTF-8'
self.coding = 2
self.context = 'SMS_LOCAL'
self.source = ''
self.destination = ''
self.text = ''
self.save_sms = 1
self.numbering = Numbering()
def receive(self, source, destination, text, charset, coding):
self.charset = charset
self.coding = coding
self.source = source
self.destination = destination
self.text = text
sms_log.info('Received SMS: %s %s' % (source, destination))
# SMS_LOCAL | SMS_INTERNAL | SMS_INBOUND | SMS_OUTBOUND | SMS_ROAMING
try:
# auth checks
# get auth info
sub = Subscriber()
# check if source or destination is roaming
try:
if self.numbering.is_number_roaming(source):
sms_log.info('Source number is roaming')
self.roaming('caller')
return
except NumberingException as e:
sms_log.info('Sender unauthorized send notification message')
self.context = 'SMS_UNAUTH'
self.send(config['smsc'], source,
config['sms_source_unauthorized'])
return
try:
if self.numbering.is_number_roaming(destination):
sms_log.info('Destination number is roaming')
self.roaming('called')
return
except NumberingException as e:
sms_log.info(
'Destination unauthorized send notification message')
self.context = 'SMS_UNAUTH'
self.send(config['smsc'], source,
config['sms_destination_unauthorized'])
return
try:
source_authorized = sub.is_authorized(source, 0)
except SubscriberException as e:
source_authorized = False
try:
destination_authorized = sub.is_authorized(destination, 0)
except SubscriberException as e:
destination_authorized = False
sms_log.info('Source_authorized: %s Destination_authorized: %s' %
(str(source_authorized), str(destination_authorized)))
if not source_authorized and not self.numbering.is_number_internal(
source):
sms_log.info('Sender unauthorized send notification message')
self.context = 'SMS_UNAUTH'
self.send(config['smsc'], source,
config['sms_source_unauthorized'])
return
if self.numbering.is_number_local(destination):
sms_log.info('SMS_LOCAL check if subscriber is authorized')
# get auth info
sub = Subscriber()
source_authorized = sub.is_authorized(source, 0)
destination_authorized = sub.is_authorized(destination, 0)
try:
if source_authorized and destination_authorized:
sms_log.info('Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_LOCAL'
self.send(source, destination, text)
else:
if not self.numbering.is_number_local(
source) and destination_authorized:
sms_log.info(
'SMS_INTERNAL Forward SMS back to BSC')
self.context = 'SMS_INTERNAL'
self.send(source, destination, text)
else:
if destination_authorized and not self.numbering.is_number_local(
source):
sms_log.info(
'SMS_INBOUND Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_INBOUND'
self.send(source, destination, text)
else:
self.charset = 'UTF-8'
self.coding = 2
self.save_sms = 0
self.context = 'SMS_UNAUTH'
if not source_authorized:
sms_log.info(
'Sender unauthorized send notification message'
)
self.send(
config['smsc'], source,
config['sms_source_unauthorized'])
else:
sms_log.info(
'Destination unauthorized inform sender with a notification message'
)
self.send(
config['smsc'], source,
config['sms_destination_unauthorized'])
except SubscriberException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# dest number is not local, check if dest number is a shortcode
if destination in extensions_list:
sms_log.info(
'Destination number is a shortcode, execute shortcode handler'
)
extension = importlib.import_module(
'extensions.ext_' + destination, 'extensions')
try:
sms_log.debug('Exec shortcode handler')
extension.handler('', source, destination, text)
except ExtensionException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# check if sms is for another location
if self.numbering.is_number_internal(destination) and len(
destination) == 11:
sms_log.info('SMS is for another site')
try:
site_ip = self.numbering.get_site_ip(destination)
sms_log.info('Send SMS to site IP: %s' % site_ip)
self.context = 'SMS_INTERNAL'
self.send(source, destination, text, site_ip)
except NumberingException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# dest number is for an external number send sms to sms provider
self.context = 'SMS_OUTBOUND'
sms_log.info(
'SMS is for an external number send SMS to SMS provider'
)
except NumberingException as e:
raise SMSException('Receive SMS Error: %s' % e)
def send(self, source, destination, text, server=config['local_ip']):
enc_text = urllib.urlencode({'text': text})
if server == config['local_ip']:
try:
sms_log.info('Send SMS: %s %s' % (source, destination))
res = urllib.urlopen(
"http://%s:%d/cgi-bin/sendsms?username=%s&password=%s&charset=%s&coding=%s&to=%s&from=%s&%s"\
% (self.server, self.port, self.username, self.password, self.charset, self.coding, destination, source, enc_text)
).read()
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
except IOError:
raise SMSException('Error connecting to Kannel to send SMS')
else:
try:
sms_log.info('Send SMS to %s: %s %s' %
(server, source, destination))
values = {
'source': source,
'destination': destination,
'charset': self.charset,
'coding': self.coding,
'text': text
}
data = urllib.urlencode(values)
res = urllib.urlopen('http://%s:8085/sms' % server,
data).read()
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
except IOError:
raise SMSException('Error sending SMS to site %s' % server)
def roaming(self, subject):
self.numbering = Numbering()
self.subscriber = Subscriber()
if subject == 'caller':
# calling number is roaming
# check if destination number is roaming as well
if self.numbering.is_number_roaming(self.destination):
# well destination number is roaming as well send SMS to current_bts where the subscriber is roaming
try:
current_bts = self.numbering.get_current_bts(
self.destination)
sms_log.info(
'Destination number is roaming send SMS to current_bts: %s'
% current_bts)
if current_bts == config['local_ip']:
log.info(
'Current bts same as local site send call to local Kannel'
)
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
# send sms to destination site
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text,
current_bts)
except NumberingException as e:
sms_log.error(e)
else:
# destination is not roaming check if destination if local site
if self.numbering.is_number_local(self.destination) and len(
self.destination) == 11:
sms_log.info('Destination is a local number')
if self.subscriber.is_authorized(self.destination, 0):
sms_log.info('Send sms to local kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
# destination cannot receive SMS inform source
self.context = 'SMS_ROAMING_UNAUTH'
self.receive(config['smsc'], source,
config['sms_destination_unauthorized'],
self.charset, self.coding)
else:
# number is not local check if number is internal
if self.numbering.is_number_internal(
self.destination) and len(self.destination) == 11:
# number is internal send SMS to destination site
current_bts = self.numbering.get_site_ip(
self.destination)
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text,
current_bts)
else:
# check if number is for outbound.
# not implemented yet. just return
sms_log.info('Invalid destination for SMS')
return
else:
# the destination is roaming send call to current_bts
try:
current_bts = self.numbering.get_current_bts(self.destination)
if current_bts == config['local_ip']:
sms_log.info(
'Destination is roaming on our site send SMS to local kannel'
)
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
sms_log.info(
'Destination is roaming send sms to other site')
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text,
current_bts)
except NumberingException as e:
sms_log.error(e)
def save(self, source, destination, context):
# insert SMS in the history
try:
cur = db_conn.cursor()
cur.execute(
'INSERT INTO sms(source_addr,destination_addr,context) VALUES(%s,%s,%s)',
(source, destination, context))
except psycopg2.DatabaseError as e:
db_conn.rollback()
raise SMSException('PG_HLR error saving SMS in the history: %s' %
e)
finally:
cur.close()
db_conn.commit()
def send_immediate(self, num, text):
appstring = 'OpenBSC'
appport = 4242
vty = obscvty.VTYInteract(appstring, '127.0.0.1', appport)
cmd = 'subscriber extension %s sms sender extension %s send %s' % (
num, config['smsc'], text)
vty.command(cmd)
def broadcast_to_all_subscribers(self, text, btype):
sub = Subscriber()
if btype == 'all':
subscribers_list = sub.get_all()
elif btype == 'notpaid':
subscribers_list = sub.get_all_notpaid()
elif btype == 'unauthorized':
subscribers_list = sub.get_all_unauthorized()
elif btype == 'extension':
subscribers_list = sub.get_all_5digits()
for mysub in subscribers_list:
self.send(config['smsc'], mysub[1], text)
sms_log.debug('Broadcast message sent to %s' % mysub[1])
time.sleep(1)
def send_broadcast(self, text, btype):
sms_log.info('Send broadcast SMS to all subscribers. text: %s' % text)
t = Thread(target=self.broadcast_to_all_subscribers,
args=(
text,
btype,
))
t.start()
class SMS:
def __init__(self):
self.server = kannel_server
self.port = kannel_port
self.username = kannel_username
self.password = kannel_password
self.charset = 'UTF-8'
self.coding = 2
self.context = 'SMS_LOCAL'
self.source = ''
self.destination = ''
self.internal_destination = ''
self.text = ''
self.save_sms = 1
self.numbering = Numbering()
def filter(self):
if self.destination in extensions_list:
return False
if len(self.destination) < 5:
sms_log.info('Dropping SMS on floor because destinaton: %s' %
self.destination)
return True
if self.charset == '8-BIT' and len(self.destination) < 7:
sms_log.info('Dropping 8-BIT SMS with destinaton: %s' %
self.destination)
return True
drop_regexp = [
'simchautosynchro.+', 'DSAX[0-9]+ND', 'Activate:dt=',
'REG-REQ?v=3;', '^GWDR'
]
for regexp in drop_regexp:
if re.search(regexp, self.text):
sms_log.info('Dropping SMS on floor because text matched %s' %
regexp)
return True
return False
def webphone_sms(self, source, destination, text, coding):
if not ('webphone_prefix' in globals()
and isinstance(webphone_prefix, list)
and isinstance(sip_central_ip_address, list)):
sms_log.warning('SMS for Webphone but required config missing.')
return False
if not self.destination[:5] in webphone_prefix:
sms_log.warning('WEBPHONE SMS for non webphone extension?')
return False
sms_log.debug('WEBPHONE SMS from %s for %s [%s] [%s]',
(source, destination, text, coding))
self.source = source + '@sip.rhizomatica.org'
self.destination = destination
self.text = text
simple_dest = self.destination + '@' + sip_central_ip_address[0]
sip_profile = 'outgoing'
try:
event = ESL.ESLevent("CUSTOM", "SMS::SEND_MESSAGE")
sms_log.debug('SMS to SIP: Source is %s' % self.source)
sms_log.debug('SMS to SIP: Dest: %s' % simple_dest)
sms_log.debug('Text: %s' %
self.text.decode(self.charset, 'replace'))
event.addHeader("from", self.source)
event.addHeader("to", simple_dest)
event.addHeader("sip_profile", sip_profile)
event.addHeader("dest_proto", "sip")
event.addHeader("type", "text/plain")
# Todo, see how we can actually get the result of this back here?
#event.addHeader("blocking", "true")
event.addBody(text.encode(self.charset, 'replace'))
con = ESL.ESLconnection("127.0.0.1", "8021", "ClueCon")
ret = con.sendEvent(event)
con.disconnect()
sms_log.info('WEBPHONE SMS SENT Status:[%s]', ret)
return True
except Exception as excep:
sms_log.info('Exception with Webphone SMS or FS Event: %s' % excep)
return False
def sip_sms(self):
if use_sip != 'yes':
return False
if self.destination == '':
return False
try:
sip_endpoints = self.numbering.is_number_sip_connected_no_session(
self.destination)
sip_endpoint = sip_endpoints.split(',')[0]
except Exception as e:
sms_log.info('Exception: %s' % e)
return False
sms_log.info('SIP SMS? %s' % sip_endpoint)
if not sip_endpoint:
return False
m = re.compile('sofia/([a-z]*)/sip:(.*)').search(sip_endpoint)
if m:
sip_profile = m.group(1)
sip_contact = (m.group(2))
params = sip_contact.split(';')
# Get fs_path param.
res = re.compile('^fs_path=')
search = filter(res.match, params)
if len(search) > 0: # Have fs_path
bracket = re.compile('fs_path=%3C(.*)%3E').search(search[0])
if bracket:
params = urllib.unquote(bracket.group(1)).split(';')
path = params[0].replace('sip:', '')
r = re.compile('received=*')
rec = filter(r.match, params)
received = rec[0].replace('received=sip:', '')
else:
import code
code.interact(local=locals())
path = search[0]
received = urllib.unquote(path).split('=')[1].split('@')[1]
else:
received = 'None'
if sip_profile == 'internalvpn':
simple_dest = self.destination + '@' + vpn_ip_address
if path == sip_central_ip_address:
self.source = self.source + '@sip.rhizomatica.org'
simple_dest = self.destination + '@' + sip_central_ip_address + ';received=' + received
else:
simple_dest = sip_profile + '/' + sip_contact
try:
con = ESL.ESLconnection("127.0.0.1", "8021", "ClueCon")
event = ESL.ESLevent("CUSTOM", "SMS::SEND_MESSAGE")
sms_log.info('SMS to SIP: Source is %s' % self.source)
sms_log.info('SMS to SIP: Dest: %s' % simple_dest)
sms_log.info('SMS to SIP: Received: %s' % received)
sms_log.info('Text: %s' %
self.text.decode(self.charset, 'replace'))
sms_log.info('Text: %s' % type(self.text))
sms_log.info('Coding: %s' % self.coding)
event.addHeader("from", self.source)
event.addHeader("to", simple_dest)
event.addHeader("sip_profile", sip_profile)
event.addHeader("dest_proto", "sip")
event.addHeader("type", "text/plain")
if self.coding == '0':
msg = self.text.decode('utf8', 'replace')
else:
msg = self.text.decode(self.charset, 'replace')
sms_log.info('Type: %s' % type(msg))
sms_log.info('Text: %s' % msg)
event.addBody(msg.encode(self.charset, 'replace'))
con.sendEvent(event)
return True
except Exception as e:
api_log.info('Caught Error in sms sip routine: %s' % e)
def receive(self, source, destination, text, charset, coding):
self.charset = charset
self.coding = coding
self.source = source
self.text = text
self.internal_destination = destination
if destination.find('+') > 1:
destination = destination.split('+')[0]
self.destination = destination
sms_log.info('Received SMS: %s %s %s %s %s' %
(source, destination, text, charset, coding))
#sms_log.info(binascii.hexlify(text))
# SMS_LOCAL | SMS_INTERNAL | SMS_INBOUND | SMS_OUTBOUND | SMS_ROAMING
# some seemingly autogenerated SMS we just want to drop on the floor:
try:
if self.filter():
return
except Exception as e:
api_log.info('Caught an Error in sms:filter %s' % e)
pass
#if sip_sms():
# return
try:
sub = Subscriber()
# check if source or destination is roaming
try:
if not (source == '10000'
or self.numbering.is_number_known(source)):
sms_log.info('Sender unauthorized send notification')
self.context = 'SMS_UNAUTH'
self.coding = 2
self.send(config['smsc'], source,
config['sms_source_unauthorized'])
return
if self.numbering.is_number_roaming(source):
sms_log.info('Source number is roaming')
self.roaming('caller')
return
except NumberingException as e:
sms_log.info(
'Sender unauthorized send notification message (exception)'
)
self.context = 'SMS_UNAUTH'
self.coding = 2
self.send(config['smsc'], source,
config['sms_source_unauthorized'])
return
try:
if self.numbering.is_number_roaming(destination):
sms_log.info('Destination number is roaming')
self.roaming('called')
return
except NumberingException as e:
sms_log.info(
'Destination unauthorized send notification message')
self.context = 'SMS_UNAUTH'
self.send(config['smsc'], source,
config['sms_destination_unauthorized'])
return
try:
source_authorized = sub.is_authorized(source, 0)
except SubscriberException as e:
source_authorized = False
try:
destination_authorized = sub.is_authorized(destination, 0)
except SubscriberException as e:
destination_authorized = False
sms_log.info('Source_authorized: %s Destination_authorized: %s' %
(str(source_authorized), str(destination_authorized)))
if (not source_authorized
and not self.numbering.is_number_internal(source)
and not self.numbering.is_number_webphone(source)):
sms_log.info(
'Sender unauthorized send notification message (EXT)')
self.context = 'SMS_UNAUTH'
self.coding = 2
self.send(config['smsc'], source,
config['sms_source_unauthorized'])
return
if self.numbering.is_number_local(destination):
sms_log.info('SMS_LOCAL check if subscriber is authorized')
# get auth info
sub = Subscriber()
source_authorized = sub.is_authorized(source, 0)
destination_authorized = sub.is_authorized(destination, 0)
try:
if source_authorized and destination_authorized:
sms_log.info('Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_LOCAL'
# Decision was not to send coding on here.....
self.send(source, destination, text, charset)
else:
if not self.numbering.is_number_local(
source) and destination_authorized:
sms_log.info(
'SMS_INTERNAL Forward SMS back to BSC')
self.context = 'SMS_INTERNAL'
self.send(source, destination, text, charset)
else:
if destination_authorized and not self.numbering.is_number_local(
source):
sms_log.info(
'SMS_INBOUND Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_INBOUND'
self.send(source, destination, text, charset)
else:
self.charset = 'UTF-8'
self.coding = 2
self.save_sms = 0
self.context = 'SMS_UNAUTH'
if not source_authorized and len(
destination) != 3:
sms_log.info(
'Sender unauthorized send notification message'
)
self.send(
config['smsc'], source,
config['sms_source_unauthorized'])
else:
sms_log.info(
'Destination unauthorized inform sender with a notification message'
)
self.send(
config['smsc'], source,
config['sms_destination_unauthorized'])
except SubscriberException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# dest number is not local, check if dest number is a shortcode
if destination in extensions_list:
sms_log.info(
'Destination number is a shortcode, execute shortcode handler'
)
extension = importlib.import_module(
'extensions.ext_' + destination, 'extensions')
try:
sms_log.debug('Exec shortcode handler')
extension.handler('', source, destination, text)
except ExtensionException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# check if sms is for another location
if self.numbering.is_number_webphone(destination):
self.webphone_sms(source, destination, text,
self.coding)
return
if self.numbering.is_number_internal(destination) and len(
destination) == 11:
sms_log.info('SMS is for another site')
try:
site_ip = self.numbering.get_site_ip(destination)
sms_log.info('Send SMS to site IP: %s' % site_ip)
self.context = 'SMS_INTERNAL'
self.send(source, destination, text, self.charset,
site_ip)
except NumberingException as e:
raise SMSException('Receive SMS error: %s' % e)
elif len(destination) != 3:
# dest number is for an external number send sms to sms provider
self.context = 'SMS_OUTBOUND'
sms_log.info(
'SMS is for an external number send SMS to SMS provider'
)
self.send(
config['smsc'], source, 'Lo sentimos, destino ' +
str(destination) + ' no disponible', 'utf-8')
else:
sms_log.info('SMS for %s was dropped' % destination)
except NumberingException as e:
raise SMSException('Receive SMS Error: %s' % e)
def prepare_txt_for_kannel(self, text, charset):
# Kannel wants a coding param in the POST
# GSM 03.38=0 UTF-8=1, UCS2=2
# and we need a str.
charset_to_kannel_coding = {'0': 'UTF-8', '2': 'UTF-16BE'}
if type(text) == unicode:
sms_log.debug('Have unicode')
self.coding = self.determine_coding(text)
self.charset = charset_to_kannel_coding[self.coding]
str_text = text.encode(self.charset)
return (str_text, text)
try:
sms_log.debug('Have string, trying %s', charset)
unicode_text = unicode(text, charset)
self.coding = self.determine_coding(unicode_text)
self.charset = charset_to_kannel_coding[self.coding]
str_text = unicode_text.encode(self.charset)
return (str_text, unicode_text)
except Exception as ex:
sms_log.info('Encoding Error: %s', str(ex))
self.charset = self.determine_coding(text, charset)
unicode_text = text.decode(self.charset)
str_text = text.decode('UTF-8', 'replace').encode(self.charset)
return (str_text, unicode_text)
def send(self,
source,
destination,
text,
charset='utf-8',
server=config['local_ip']):
'''
Send an SMS either:
1) To the local system via:
a) HTTP POST to kannel or
b) SUMBIT_SM using libsmpp to local SMSC listener
2) http POST to a remote RAPI:receive()
'''
sms_log.info('SMS Send: Text: <%s> Charset: %s' % (text, charset))
# We don't trust the caller to send us unicode, or to send a correct charset, if any.
sms_log.info('Type of text: %s', type(text))
if 'use_kannel' in globals() and use_kannel == 'yes':
str_text, unicode_text = self.prepare_txt_for_kannel(text, charset)
else:
str_text = ''
if type(text) != unicode:
# this could crash if we are fed bullshit.
unicode_text = text.decode(charset)
else:
unicode_text = text
if server == config['local_ip']:
try:
sms_log.info('Send SMS to Local: %s %s %s' %
(source, destination, text))
self.local_smpp_submit_sm(source, destination, unicode_text,
str_text)
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
return True
except SMSException as ex:
sms_log.error("Local submit failed: %s" % str(ex))
return False
try:
sms_log.info('Send SMS to %s: %s %s %s' %
(server, source, destination, unicode_text))
if "+" not in self.internal_destination:
destination = destination + '+1'
else:
s = self.internal_destination.split('+')
destination = s[0] + '+' + str(int(s[1]) + 1)
if int(s[1]) > 4:
sms_log.error("!! SMS is Looping(%s)", s[1])
values = {
'source': source,
'destination': destination,
'charset': self.charset,
'coding': self.coding,
'text': str_text,
'btext': '',
'dr': '',
'dcs': ''
}
data = urllib.urlencode(values)
t = Thread(target=self._t_urlopen, args=(server, data))
t.start()
sms_log.info('Started Remote RAPI Thread')
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
except IOError:
# Never happen....
raise SMSException('Error sending SMS to site %s' % server)
def local_smpp_submit_sm(self,
source,
destination,
unicode_text,
str_text=''):
if 'use_kannel' in globals() and use_kannel == 'yes':
try:
enc_text = urllib.urlencode({'text': str_text})
kannel_post = "http://%s:%d/cgi-bin/sendsms?username=%s&password=%s&charset=%s&coding=%s&to=%s&from=%s&%s"\
% (self.server, self.port, self.username, self.password, self.charset,
self.coding, destination, source, enc_text)
sms_log.info('Kannel URL: %s' % (kannel_post))
res = urllib.urlopen(kannel_post).read()
sms_log.info('Kannel Result: %s' % (res))
return
except IOError:
raise SMSException('Error connecting to Kannel to send SMS')
global _sent
def _smpp_rx_submit_resp(pdu):
global _sent
sms_log.info("Sent (%s)", pdu.message_id)
if pdu.command == "submit_sm_resp":
_sent = pdu.status
try:
source = network_name if source == '10000' else source
if not source.isdigit():
ston = smpplib.consts.SMPP_TON_ALNUM
snpi = smpplib.consts.SMPP_NPI_UNK
else:
ston = smpplib.consts.SMPP_TON_SBSCR
snpi = smpplib.consts.SMPP_NPI_ISDN
parts, encoding_flag, msg_type_flag = smpplib.gsm.make_parts(
unicode_text)
smpp_client = smpplib.client.Client("127.0.0.1", 2775, 90)
smpplib.client.logger.setLevel('INFO')
smpp_client.set_message_received_handler(lambda pdu: sms_log.info(
"Rcvd while sending (%s)", pdu.command))
smpp_client.set_message_sent_handler(_smpp_rx_submit_resp)
smpp_client.connect()
smpp_client.bind_transmitter(system_id="ISMPP",
password="******")
_sent = -1
for part in parts:
pdu = smpp_client.send_message(
source_addr_ton=ston,
source_addr_npi=snpi,
source_addr=str(source),
dest_addr_ton=smpplib.consts.SMPP_TON_SBSCR,
dest_addr_npi=smpplib.consts.SMPP_NPI_ISDN,
destination_addr=str(destination),
data_coding=encoding_flag,
esm_class=msg_type_flag,
short_message=part,
registered_delivery=False,
)
while _sent < 0:
smpp_client.read_once()
smpp_client.unbind()
smpp_client.disconnect()
del pdu
del smpp_client
except (IOError, smpplib.exceptions.ConnectionError) as ex:
raise SMSException('Unable to Submit Message via SMPP %s' %
str(ex))
except smpplib.exceptions.PDUError as ex:
smpp_client.unbind()
smpp_client.disconnect()
raise SMSException('SMPP Error Submitting Message %s' % str(ex))
def check_decode0338(self, text):
try:
return text.decode('gsm03.38')
except Exception as ex:
sms_log.error(str(ex))
try:
gsm_shift_codec = gsm0338.Codec(
single_shift_decode_map=gsm0338.
SINGLE_SHIFT_CHARACTER_SET_SPANISH)
return gsm_shift_codec.decode(text)[0]
except Exception as ex:
sms_log.error(str(ex))
def determine_coding(self, unicode_str):
if type(unicode_str) != unicode:
raise SMSException('Input is not unicode')
try:
try:
_test0338 = unicode_str.encode('gsm03.38')
sms_log.debug('GSM03.38 OK "%s" -> "%s"' %
(unicode_str, _test0338.decode('gsm03.38')))
return '0'
except ValueError as ex:
sms_log.debug(
'Encoding to GSM03.38 default alphabet not possible. %s' %
sys.exc_info()[1])
_test0338s = gsm0338.Codec(single_shift_decode_map=gsm0338.
SINGLE_SHIFT_CHARACTER_SET_SPANISH)
_test = _test0338s.encode(unicode_str)[0]
sms_log.debug('GSM03.38 Spanish Shift OK "%s" -> "%s"' %
(unicode_str, _test0338s.decode(_test)[0]))
return '2'
except Exception as ex:
template = "exception of type {0}. Arguments:\n{1!r}"
print template.format(type(ex).__name__, ex.args)
sms_log.debug('Using GSM03.38 Spanish Shift not possible. %s' %
sys.exc_info()[1])
return '2'
def roaming(self, subject):
self.numbering = Numbering()
self.subscriber = Subscriber()
if subject == 'caller':
# calling number is roaming
# check if destination number is roaming as well
if self.numbering.is_number_roaming(self.destination):
# well destination number is roaming as well send SMS to current_bts where the subscriber is roaming
try:
current_bts = self.numbering.get_current_bts(
self.destination)
sms_log.info(
'Destination number is roaming send SMS to current_bts: %s'
% current_bts)
if current_bts == config['local_ip']:
log.info(
'Current bts same as local site send call to local Kannel'
)
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text,
self.charset)
else:
# send sms to destination site
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text,
self.charset, current_bts)
except NumberingException as e:
sms_log.error(e)
else:
# destination is not roaming check if destination if local site
if self.numbering.is_number_local(self.destination) and len(
self.destination) == 11:
sms_log.info('Destination is a local number')
if self.subscriber.is_authorized(self.destination, 0):
sms_log.info('Send sms to local kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
# destination cannot receive SMS inform source
self.context = 'SMS_ROAMING_UNAUTH'
# Why receive here? Why not send?
self.receive(config['smsc'], source,
config['sms_destination_unauthorized'],
self.charset, self.coding)
else:
# number is not local check if number is internal
if self.numbering.is_number_internal(
self.destination) and len(self.destination) == 11:
# number is internal send SMS to destination site
current_bts = self.numbering.get_site_ip(
self.destination)
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text,
self.charset, current_bts)
else:
# check if number is for outbound.
# not implemented yet. just return
sms_log.info('Invalid destination for SMS')
return
else:
# the destination is roaming send call to current_bts
try:
current_bts = self.numbering.get_current_bts(self.destination)
if current_bts == config['local_ip']:
sms_log.info(
'Destination is roaming on our site send SMS to local kannel'
)
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text,
self.charset)
else:
sms_log.info(
'Destination is roaming send sms to other site')
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text,
self.charset, current_bts)
except NumberingException as e:
sms_log.error(e)
def save(self, source, destination, context):
# insert SMS in the history
try:
cur = db_conn.cursor()
cur.execute(
'INSERT INTO sms(source_addr,destination_addr,context) VALUES(%s,%s,%s)',
(source, destination, context))
except psycopg2.DatabaseError as e:
db_conn.rollback()
raise SMSException('PG_HLR error saving SMS in the history: %s' %
e)
finally:
db_conn.commit()
cur.close()
def send_immediate(self, num, text):
appstring = 'OpenBSC'
appport = 4242
vty = obscvty.VTYInteract(appstring, '127.0.0.1', appport)
cmd = 'subscriber extension %s sms sender extension %s send %s' % (
num, config['smsc'], text)
vty.command(cmd)
def broadcast_to_all_subscribers(self, text, btype, location):
sms_log.debug('Broadcast message to [%s], Location:%s' %
(btype, location))
if location == "all":
location = False
sub = Subscriber()
try:
if btype == 'authorized':
subscribers_list = sub.get_all_authorized(location)
elif btype == 'unauthorized':
subscribers_list = sub.get_all_unauthorized(location)
elif btype == 'notpaid':
subscribers_list = sub.get_all_notpaid(location)
elif btype == 'extension':
subscribers_list = sub.get_all_5digits()
else:
subscribers_list = []
except NoDataException as ex:
return False
for mysub in subscribers_list:
self.send(config['smsc'], mysub[1], text)
time.sleep(1)
sms_log.debug('Broadcast message sent to [%s] %s' %
(btype, mysub[1]))
def send_broadcast(self, text, btype, location):
sms_log.info('Send broadcast SMS to all subscribers. text: %s' % text)
if type(btype) is list:
t = {}
for bt in btype:
t[bt] = Thread(target=self.broadcast_to_all_subscribers,
args=(text, bt, location))
t[bt].start()
return
sms_log.error('Bulk Message had no destinations')
def _t_urlopen(self, url, data):
try:
res = urllib.urlopen('http://%s:8085/sms' % url, data)
res.read()
res.close()
return res
except IOError as ex:
sms_log.error("FIMXE: SMS is lost (%s)", ex)
return False
class SMS:
def __init__(self):
self.server = kannel_server
self.port = kannel_port
self.username = kannel_username
self.password = kannel_password
self.charset = 'UTF-8'
self.coding = 2
self.context = 'SMS_LOCAL'
self.source = ''
self.destination = ''
self.text = ''
self.save_sms = 1
self.numbering = Numbering()
def filter(self):
drop_regexp = ['simchautosynchro.+','DSAX[0-9]+ND']
for regexp in drop_regexp:
if re.search(regexp,self.text):
sms_log.info('Dropping SMS on floor because text matched %s' % regexp)
return True
return False
def receive(self, source, destination, text, charset, coding):
self.charset = charset
self.coding = coding
self.source = source
self.destination = destination
self.text = text
sms_log.info('Received SMS: %s %s %s %s %s' % (source, destination, text, charset, coding))
#sms_log.info(binascii.hexlify(text))
# SMS_LOCAL | SMS_INTERNAL | SMS_INBOUND | SMS_OUTBOUND | SMS_ROAMING
# some seemingly autogenerated SMS we just want to drop on the floor:
try:
if self.filter():
return
except:
api_log.info('Caught an Error in sms:filter()')
pass
try:
# auth checks
# get auth info
sub = Subscriber()
# check if source or destination is roaming
try:
if self.numbering.is_number_roaming(source):
# FIXME: ^^ Returns False for unregistered or unknown numbers.
sms_log.info('Source number is roaming')
self.roaming('caller')
return
except NumberingException as e:
sms_log.info('Sender unauthorized send notification message (exception)')
self.context = 'SMS_UNAUTH'
self.coding = 2
self.send(config['smsc'], source, config['sms_source_unauthorized'])
return
try:
if self.numbering.is_number_roaming(destination):
sms_log.info('Destination number is roaming')
self.roaming('called')
return
except NumberingException as e:
sms_log.info('Destination unauthorized send notification message')
self.context = 'SMS_UNAUTH'
self.send(config['smsc'], source, config['sms_destination_unauthorized'])
return
try:
source_authorized = sub.is_authorized(source, 0)
except SubscriberException as e:
source_authorized = False
try:
destination_authorized = sub.is_authorized(destination, 0)
except SubscriberException as e:
destination_authorized = False
sms_log.info('Source_authorized: %s Destination_authorized: %s' % (str(source_authorized), str(destination_authorized)))
if not source_authorized and not self.numbering.is_number_internal(source):
sms_log.info('Sender unauthorized send notification message (EXT)')
self.context = 'SMS_UNAUTH'
self.coding = 2
self.send(config['smsc'], source, config['sms_source_unauthorized'])
return
if self.numbering.is_number_local(destination):
sms_log.info('SMS_LOCAL check if subscriber is authorized')
# get auth info
sub = Subscriber()
source_authorized = sub.is_authorized(source, 0)
destination_authorized = sub.is_authorized(destination, 0)
try:
if source_authorized and destination_authorized:
sms_log.info('Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_LOCAL'
# Decision was not to send coding on here.....
self.send(source, destination, text, charset)
else:
if not self.numbering.is_number_local(source) and destination_authorized:
sms_log.info('SMS_INTERNAL Forward SMS back to BSC')
self.context = 'SMS_INTERNAL'
self.send(source, destination, text, charset)
else:
if destination_authorized and not self.numbering.is_number_local(source):
sms_log.info('SMS_INBOUND Forward SMS back to BSC')
# number is local send SMS back to SMSc
self.context = 'SMS_INBOUND'
self.send(source, destination, text, charset)
else:
self.charset = 'UTF-8'
self.coding = 2
self.save_sms = 0
self.context = 'SMS_UNAUTH'
if not source_authorized:
sms_log.info('Sender unauthorized send notification message')
self.send(config['smsc'], source, config['sms_source_unauthorized'])
else:
sms_log.info('Destination unauthorized inform sender with a notification message')
self.send(config['smsc'], source, config['sms_destination_unauthorized'])
except SubscriberException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# dest number is not local, check if dest number is a shortcode
if destination in extensions_list:
sms_log.info('Destination number is a shortcode, execute shortcode handler')
extension = importlib.import_module('extensions.ext_'+destination, 'extensions')
try:
sms_log.debug('Exec shortcode handler')
extension.handler('', source, destination, text)
except ExtensionException as e:
raise SMSException('Receive SMS error: %s' % e)
else:
# check if sms is for another location
if self.numbering.is_number_internal(destination) and len(destination) == 11:
sms_log.info('SMS is for another site')
try:
site_ip = self.numbering.get_site_ip(destination)
sms_log.info('Send SMS to site IP: %s' % site_ip)
self.context = 'SMS_INTERNAL'
self.send(source, destination, text, self.charset, site_ip)
except NumberingException as e:
raise SMSException('Receive SMS error: %s' % e)
elif len(destination) != 3:
# dest number is for an external number send sms to sms provider
self.context = 'SMS_OUTBOUND'
sms_log.info('SMS is for an external number send SMS to SMS provider')
self.send(config['smsc'], source, 'Lo sentimos, destino '+str(destination)+ ' no disponible', 'utf-8')
else:
sms_log.info('SMS for %s was dropped' % destination)
except NumberingException as e:
raise SMSException('Receive SMS Error: %s' % e)
def send(self, source, destination, text, charset='utf-8', server=config['local_ip']):
sms_log.info('SMS Send: Text: <%s> Charset: %s' % (text, charset) )
try:
# because we might be called without charset and sent something unknown.
sms_log.info('Type of text: %s', (type(text)) )
if (charset == 'UTF-8' or charset == 'utf-8') and type(text) != unicode:
utext=unicode(text,charset).encode('utf-8')
elif charset == 'UTF-16BE':
utext=text.encode('utf-16be')
else:
utext=text.encode('utf-8')
sms_log.info('Type: %s', (type(utext)) )
# I think we ALWAYS need to send coding=2 to kannel.
if type(text) == unicode:
self.coding = 2
enc_text = urllib.urlencode({'text': utext })
except:
sms_log.info('Encoding Error: %s Line:%s' % (sys.exc_info()[1], sys.exc_info()[2].tb_lineno))
if server == config['local_ip']:
try:
sms_log.info('Send SMS: %s %s %s %s' % (source, destination, text, enc_text))
kannel_post="http://%s:%d/cgi-bin/sendsms?username=%s&password=%s&charset=%s&coding=%s&to=%s&from=%s&%s"\
% (self.server, self.port, self.username, self.password, self.charset, self.coding, destination, source, enc_text)
sms_log.info('Kannel URL: %s' % (kannel_post))
res = urllib.urlopen(kannel_post).read()
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
except IOError:
raise SMSException('Error connecting to Kannel to send SMS')
else:
try:
sms_log.info('Send SMS to %s: %s %s %s' % (server, source, destination, text))
values = {'source': source, 'destination': destination, 'charset': self.charset, 'coding': self.coding, 'text': text, 'btext': '', 'dr': '', 'dcs': ''}
data = urllib.urlencode(values)
res = urllib.urlopen('http://%s:8085/sms' % server, data).read()
if self.save_sms:
sms_log.info('Save SMS in the history')
self.save(source, destination, self.context)
except IOError:
raise SMSException('Error sending SMS to site %s' % server)
def roaming(self, subject):
self.numbering = Numbering()
self.subscriber = Subscriber()
if subject == 'caller':
# calling number is roaming
# check if destination number is roaming as well
if self.numbering.is_number_roaming(self.destination):
# well destination number is roaming as well send SMS to current_bts where the subscriber is roaming
try:
current_bts = self.numbering.get_current_bts(self.destination)
sms_log.info('Destination number is roaming send SMS to current_bts: %s' % current_bts)
if current_bts == config['local_ip']:
log.info('Current bts same as local site send call to local Kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
# send sms to destination site
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text, self.charset, current_bts)
except NumberingException as e:
sms_log.error(e)
else:
# destination is not roaming check if destination if local site
if self.numbering.is_number_local(self.destination) and len(self.destination) == 11:
sms_log.info('Destination is a local number')
if self.subscriber.is_authorized(self.destination, 0):
sms_log.info('Send sms to local kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
# destination cannot receive SMS inform source
self.context = 'SMS_ROAMING_UNAUTH'
self.receive(config['smsc'], source, config['sms_destination_unauthorized'], self.charset, self.coding)
else:
# number is not local check if number is internal
if self.numbering.is_number_internal(self.destination) and len(self.destination) == 11:
# number is internal send SMS to destination site
current_bts = self.numbering.get_site_ip(self.destination)
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text, self.charset, current_bts)
else:
# check if number is for outbound.
# not implemented yet. just return
sms_log.info('Invalid destination for SMS')
return
else:
# the destination is roaming send call to current_bts
try:
current_bts = self.numbering.get_current_bts(self.destination)
if current_bts == config['local_ip']:
sms_log.info('Destination is roaming on our site send SMS to local kannel')
self.context = 'SMS_ROAMING_LOCAL'
self.send(self.source, self.destination, self.text)
else:
sms_log.info('Destination is roaming send sms to other site')
self.context = 'SMS_ROAMING_INTERNAL'
self.send(self.source, self.destination, self.text, self.charset, current_bts)
except NumberingException as e:
sms_log.error(e)
def save(self, source, destination, context):
# insert SMS in the history
try:
cur = db_conn.cursor()
cur.execute('INSERT INTO sms(source_addr,destination_addr,context) VALUES(%s,%s,%s)', (source, destination, context))
except psycopg2.DatabaseError as e:
db_conn.rollback()
raise SMSException('PG_HLR error saving SMS in the history: %s' % e)
finally:
cur.close()
db_conn.commit()
def send_immediate(self, num, text):
appstring = 'OpenBSC'
appport = 4242
vty = obscvty.VTYInteract(appstring, '127.0.0.1', appport)
cmd = 'subscriber extension %s sms sender extension %s send %s' % (num, config['smsc'], text)
vty.command(cmd)
def broadcast_to_all_subscribers(self, text, btype):
sub = Subscriber()
if btype == 'all':
subscribers_list = sub.get_all()
elif btype == 'notpaid':
subscribers_list = sub.get_all_notpaid()
elif btype == 'unauthorized':
subscribers_list = sub.get_all_unauthorized()
elif btype == 'extension':
subscribers_list = sub.get_all_5digits()
for mysub in subscribers_list:
self.send(config['smsc'], mysub[1], text)
sms_log.debug('Broadcast message sent to %s' % mysub[1])
time.sleep(1)
def send_broadcast(self, text, btype):
sms_log.info('Send broadcast SMS to all subscribers. text: %s' % text)
t = Thread(target=self.broadcast_to_all_subscribers, args=(text, btype, ))
t.start()