mirror of
https://github.com/RangeNetworks/openbts.git
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7167ffd198
git-svn-id: http://wush.net/svn/range/software/public/openbts/trunk@2435 19bc5d8c-e614-43d4-8b26-e1612bc8e597
104 lines
3.9 KiB
Python
104 lines
3.9 KiB
Python
#Copyright 2011 Kurtis Heimerl <kheimerl@cs.berkeley.edu>. All rights reserved.
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#
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#Redistribution and use in source and binary forms, with or without modification, are
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#permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice, this list of
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# conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice, this list
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# of conditions and the following disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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#THIS SOFTWARE IS PROVIDED BY Kurtis Heimerl ''AS IS'' AND ANY EXPRESS OR IMPLIED
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#WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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#FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Kurtis Heimerl OR
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#CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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#CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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#SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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#ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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#NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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#ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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#The views and conclusions contained in the software and documentation are those of the
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#authors and should not be interpreted as representing official policies, either expressed
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#or implied, of Kurtis Heimerl.
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from freeswitch import *
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import sys
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import re
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import random
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import messaging.sms.submit
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from datetime import datetime, timedelta
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#RP-Message Type = 00
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#RP-Message Reference = GG -fill out later
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#RP-Originator Address = 00
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#RP-Destination Address = 9999
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RP_GENERIC_HEADER = '00GG0003919999'
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#TP-Message Type = 11 - SMS_SUBMIT
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#TP-Message Reference = GG - fill out later
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TP_GENERIC_HEADER = '11GG'
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#MAX GSM time is 63 weeks
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MAX_GSM_TIME = 63 * 7
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def gen_header(reference, header):
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return re.sub('GG', reference, header)
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#gotta preserve 0s...
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def gen_hex(i):
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tmp = hex(i)[2:]
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if (len(tmp) == 1):
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return "0" + tmp
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else:
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return tmp
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def gen_tpdu(to, text):
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tmp = (messaging.sms.submit.SmsSubmit(str(to), text))
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tmp._validity = timedelta(MAX_GSM_TIME)
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#stripping the nonsense headers, will probably fix later
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return tmp.to_pdu()[0].pdu[6:].lower()
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def gen_body(to, text):
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reference = str(hex(random.randint(17,255))[2:]) #random reference?
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rp_header = gen_header(reference, RP_GENERIC_HEADER)
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tp_header = gen_header(reference, TP_GENERIC_HEADER)
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tp_user_data = gen_tpdu(to, text)
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tp_len = (len(tp_header) + len(tp_user_data))/2 #octets, not bytes
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return rp_header + gen_hex(tp_len) + tp_header + tp_user_data
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#forward the message to smqueue for store-and-forwarding
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def send_smqueue_message(to, fromm, text):
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event = Event("CUSTOM", "SMS::SEND_MESSAGE")
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event.addHeader("proto", "sip");
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event.addHeader("dest_proto", "sip");
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event.addHeader("from", fromm)
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event.addHeader("from_full", "sip:" + fromm + "@" + getGlobalVariable("domain"))
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event.addHeader("to", "internal/sip:smsc@" + getGlobalVariable("smqueue_host") + ":" + getGlobalVariable("smqueue_port"))
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event.addHeader("subject", "SIMPLE_MESSAGE")
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event.addHeader("type", "application/vnd.3gpp.sms");
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event.addHeader("hint", "the hint");
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event.addHeader("replying", "false");
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event.addBody(gen_body(to, text));
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event.fire()
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def chat(message, args):
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args = args.split('|')
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if (len(args) < 3):
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consoleLog('err', 'Missing Args\n')
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exit(1)
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to = args[0]
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fromm = args[1]
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text = args[2]
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if ((not to or to == '') or
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(not fromm or fromm == '')):
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consoleLog('err', 'Malformed Args\n')
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exit(1)
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send_smqueue_message(to, fromm, text)
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def fsapi(session, stream, env, args):
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#chat doesn't use message anyhow
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chat(None, args)
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