def getResponse(self): from libs.svhelper import getNonce, getCredentials, getRealm, getCID, getTag from base64 import b64decode from libs.svhelper import parseHeader from libs.svhelper import mysendto import re # we got stuff to read off the socket from socket import error as socketerror buff, srcaddr = self.sock.recvfrom(8192) if self.printdebug: print srcaddr print buff try: extension = getTag(buff) except TypeError: self.log.error('could not decode to tag') extension = None if extension is None: self.nomore = True return try: firstline = buff.splitlines()[0] except (ValueError, IndexError, AttributeError): self.log.error("could not get the 1st line") return if self.enableack: # send an ack to any responses which match _tmp = parseHeader(buff) if not (_tmp and _tmp.has_key('code')): return if 699 > _tmp['code'] >= 200: self.log.debug('will try to send an ACK response') if not _tmp.has_key('headers'): self.log.debug('no headers?') return if not _tmp['headers'].has_key('from'): self.log.debug('no from?') return if not _tmp['headers'].has_key('cseq'): self.log.debug('no cseq') return if not _tmp['headers'].has_key('call-id'): self.log.debug('no caller id') return try: username = getTag( buff) #_tmp['headers']['from'][0].split('"')[1] except IndexError: self.log.warn('could not parse the from address %s' % _tmp['headers']['from']) username = '******' cseq = _tmp['headers']['cseq'][0] cseqmethod = cseq.split()[1] if 'INVITE' == cseqmethod: cid = _tmp['headers']['call-id'][0] fromaddr = _tmp['headers']['from'][0] toaddr = _tmp['headers']['to'][0] ackreq = self.createRequest( 'ACK', cid=cid, cseq=cseq.replace(cseqmethod, ''), fromaddr=fromaddr, toaddr=toaddr, ) self.log.debug('here is your ack request: %s' % ackreq) mysendto(self.sock, ackreq, (self.dsthost, self.dstport)) #self.sock.sendto(ackreq,(self.dsthost,self.dstport)) if _tmp['code'] == 200: byemsg = self.createRequest( 'BYE', cid=cid, cseq='2', fromaddr=fromaddr, toaddr=toaddr, ) self.log.debug( 'sending a BYE to the 200 OK for the INVITE') mysendto(self.sock, byemsg, (self.dsthost, self.dstport)) if firstline != self.BADUSER: if buff.startswith(self.PROXYAUTHREQ) \ or buff.startswith(self.INVALIDPASS) \ or buff.startswith(self.AUTHREQ): if self.realm is None: self.realm = getRealm(buff) self.log.info( "extension '%s' exists - requires authentication" % extension) self.resultauth[extension] = 'reqauth' if self.sessionpath is not None and self.dbsyncs: self.resultauth.sync() elif buff.startswith(self.TRYING): pass elif buff.startswith(self.RINGING): pass elif buff.startswith(self.OKEY): self.log.info( "extension '%s' exists - authentication not required" % extension) self.resultauth[extension] = 'noauth' if self.sessionpath is not None and self.dbsyncs: self.resultauth.sync() else: self.log.warn( "extension '%s' probably exists but the response is unexpected" % extension) self.log.debug("response: %s" % firstline) self.resultauth[extension] = 'weird' if self.sessionpath is not None and self.dbsyncs: self.resultauth.sync() elif buff.startswith(self.NOTFOUND): self.log.debug("User '%s' not found" % extension) elif buff.startswith(self.INEXISTENTTRANSACTION): pass # Prefix not found, lets go to the next one. Should we add a warning here??? elif buff.startswith(self.SERVICEUN): pass elif buff.startswith(self.TRYING): pass elif buff.startswith(self.RINGING): pass elif buff.startswith(self.OKEY): pass elif buff.startswith(self.DECLINED): pass elif buff.startswith(self.NOTALLOWED): self.log.warn("method not allowed") self.nomore = True return elif buff.startswith(self.BADREQUEST): self.log.error( "Protocol / interopability error! The remote side most probably has problems with parsing your SIP messages!" ) self.nomore = True return else: self.log.warn("We got an unknown response") self.log.error("Response: %s" % ` buff `) self.log.debug("1st line: %s" % ` firstline `) self.log.debug("Bad user: %s" % ` self.BADUSER `) self.nomore = True
def getResponse(self): from libs.svhelper import getNonce,getCredentials,getRealm,getCID,getTag from base64 import b64decode from libs.svhelper import parseHeader from libs.svhelper import mysendto import re # we got stuff to read off the socket from socket import error as socketerror buff,srcaddr = self.sock.recvfrom(8192) if self.printdebug: print srcaddr print buff try: extension = getTag(buff) except TypeError: self.log.error('could not decode to tag') extension = None if extension is None: self.nomore = True return try: firstline = buff.splitlines()[0] except (ValueError,IndexError,AttributeError): self.log.error("could not get the 1st line") return if self.enableack: # send an ack to any responses which match _tmp = parseHeader(buff) if not (_tmp and _tmp.has_key('code')): return if 699 > _tmp['code'] >= 200: self.log.debug('will try to send an ACK response') if not _tmp.has_key('headers'): self.log.debug('no headers?') return if not _tmp['headers'].has_key('from'): self.log.debug('no from?') return if not _tmp['headers'].has_key('cseq'): self.log.debug('no cseq') return if not _tmp['headers'].has_key('call-id'): self.log.debug('no caller id') return try: username = getTag(buff)#_tmp['headers']['from'][0].split('"')[1] except IndexError: self.log.warn('could not parse the from address %s' % _tmp['headers']['from']) username = '******' cseq = _tmp['headers']['cseq'][0] cseqmethod = cseq.split()[1] if 'INVITE' == cseqmethod: cid = _tmp['headers']['call-id'][0] fromaddr = _tmp['headers']['from'][0] toaddr = _tmp['headers']['to'][0] ackreq = self.createRequest('ACK', cid=cid, cseq=cseq.replace(cseqmethod,''), fromaddr=fromaddr, toaddr=toaddr, ) self.log.debug('here is your ack request: %s' % ackreq) mysendto(self.sock,ackreq,(self.dsthost,self.dstport)) #self.sock.sendto(ackreq,(self.dsthost,self.dstport)) if _tmp['code'] == 200: byemsg = self.createRequest('BYE', cid=cid, cseq='2', fromaddr=fromaddr, toaddr=toaddr, ) self.log.debug('sending a BYE to the 200 OK for the INVITE') mysendto(self.sock,byemsg,(self.dsthost,self.dstport)) if firstline != self.BADUSER: if buff.startswith(self.PROXYAUTHREQ) \ or buff.startswith(self.INVALIDPASS) \ or buff.startswith(self.AUTHREQ): if self.realm is None: self.realm = getRealm(buff) self.log.info("extension '%s' exists - requires authentication" % extension) self.resultauth[extension] = 'reqauth' if self.sessionpath is not None and self.dbsyncs: self.resultauth.sync() elif buff.startswith(self.TRYING): pass elif buff.startswith(self.RINGING): pass elif buff.startswith(self.OKEY): self.log.info("extension '%s' exists - authentication not required" % extension) self.resultauth[extension] = 'noauth' if self.sessionpath is not None and self.dbsyncs: self.resultauth.sync() else: self.log.warn("extension '%s' probably exists but the response is unexpected" % extension) self.log.debug("response: %s" % firstline) self.resultauth[extension] = 'weird' if self.sessionpath is not None and self.dbsyncs: self.resultauth.sync() elif buff.startswith(self.NOTFOUND): self.log.debug("User '%s' not found" % extension) elif buff.startswith(self.INEXISTENTTRANSACTION): pass # Prefix not found, lets go to the next one. Should we add a warning here??? elif buff.startswith(self.SERVICEUN): pass elif buff.startswith(self.TRYING): pass elif buff.startswith(self.RINGING): pass elif buff.startswith(self.OKEY): pass elif buff.startswith(self.DECLINED): pass elif buff.startswith(self.NOTALLOWED): self.log.warn("method not allowed") self.nomore = True return elif buff.startswith(self.BADREQUEST): self.log.error("Protocol / interopability error! The remote side most probably has problems with parsing your SIP messages!") self.nomore = True return else: self.log.warn("We got an unknown response") self.log.error("Response: %s" % `buff`) self.log.debug("1st line: %s" % `firstline`) self.log.debug("Bad user: %s" % `self.BADUSER`) self.nomore = True