Exemple #1
0
    def getResponse(self):
        from helper import getNonce, getCredentials, getRealm, getCID
        # we got stuff to read off the socket
        buff, srcaddr = self.sock.recvfrom(8192)
        if buff.startswith(self.PROXYAUTHREQ):
            self.dstisproxy = True
        elif buff.startswith(self.AUTHREQ):
            self.dstisproxy = False
        if buff.startswith(self.PROXYAUTHREQ) or buff.startswith(self.AUTHREQ):
            nonce = getNonce(buff)
            cid = getCID(buff)
            if self.realm is None:
                self.realm = getRealm(buff)
            if None not in (nonce, self.realm):
                if self.reusenonce:
                    if len(self.challenges) > 0:
                        return
                    else:
                        self.staticnonce = nonce
                        self.staticcid = cid
                self.challenges.append([nonce, cid])
        elif buff.startswith(self.OKEY):
            self.passwordcracked = True
            _tmp = getCredentials(buff)
            if _tmp is not None:
                crackeduser, crackedpasswd = _tmp
                self.log.info("The password for %s is %s" %
                              (crackeduser, crackedpasswd))
                self.resultpasswd[crackeduser] = crackedpasswd
                if self.sessionpath is not None and self.dbsyncs:
                    self.resultpasswd.sync()
            else:
                self.log.info("Does not seem to require authentication")
                self.noauth = True
                self.resultpasswd[self.username] = '[no password]'
        elif buff.startswith(self.NOTFOUND):
            self.log.warn("User not found")
            self.noauth = True
        elif buff.startswith(self.INVALIDPASS):

            pass
        elif buff.startswith(self.TRYING):
            pass
        else:
            #self.log.error("We got an unknown response")
            self.log.debug( ` buff `)
            self.nomore = True
Exemple #2
0
 def getResponse(self):
     from helper import getNonce,getCredentials,getRealm,getCID
     # we got stuff to read off the socket              
     buff,srcaddr = self.sock.recvfrom(8192)
     if buff.startswith(self.PROXYAUTHREQ):
         self.dstisproxy = True
     elif buff.startswith(self.AUTHREQ):
         self.dstisproxy = False
     if buff.startswith(self.PROXYAUTHREQ) or buff.startswith(self.AUTHREQ):
         nonce = getNonce(buff)
         cid  = getCID(buff)
         if self.realm is None:
             self.realm = getRealm(buff)
         if None not in (nonce,self.realm):
             if self.reusenonce:
                 if len(self.challenges) > 0:
                     return
                 else:
                     self.staticnonce = nonce
                     self.staticcid = cid
             self.challenges.append([nonce,cid])
     elif buff.startswith(self.OKEY):
         self.passwordcracked = True
         _tmp = getCredentials(buff)
         if _tmp is not None:
             crackeduser,crackedpasswd = _tmp
             self.log.info("The password for %s is %s" % (crackeduser,crackedpasswd))
             self.resultpasswd[crackeduser] = crackedpasswd
             if self.sessionpath is not None and self.dbsyncs:
                 self.resultpasswd.sync()
         else:
             self.log.info("Does not seem to require authentication")
             self.noauth = True
             self.resultpasswd[self.username] = '[no password]'
     elif buff.startswith(self.NOTFOUND):
         self.log.warn("User not found")
         self.noauth = True
     elif buff.startswith(self.INVALIDPASS):
         pass
     elif buff.startswith(self.TRYING):
         pass
     else:
         self.log.error("We got an unknown response")
         self.log.debug(`buff`)
         self.nomore = True
    def getResponse(self):
        from helper import getNonce,getCredentials,getRealm,getCID,getTag        
        from base64 import b64decode
        from helper import parseHeader
        from helper import mysendto
        import re
        # we got stuff to read off the socket
        from socket import error as socketerror
        buff,srcaddr = self.sock.recvfrom(8192)
        try:
            extension = getTag(buff)
        except TypeError:
            
            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

        # send an ack to any responses which match
        _tmp = parseHeader(buff)
        if _tmp['code'] >= 200:
            self.log.debug('will try to send an ACK response')
            if _tmp['code'] >= 300:
                # handle differently
                pass
            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
            username = _tmp['headers']['from'][0].split('"')[1]
            cseq = _tmp['headers']['cseq'][0]
            cid = _tmp['headers']['call-id'][0]
            ackreq = self.createRequest('ACK',
                                   username=username,
                                   cid=cid,
                                   cseq=cseq,
                                   )
            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 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:
                sys.exit(1)
                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)
        
        # 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
Exemple #4
0
    def getResponse(self):
        from helper import getNonce,getCredentials,getRealm,getCID,getTag        
        from base64 import b64decode
        from helper import parseHeader
        from helper import mysendto
        import re
        # we got stuff to read off the socket
        from socket import error as socketerror
        buff,srcaddr = self.sock.recvfrom(8192)
        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 not self.disableack:
            # send an ack to any responses which match
            _tmp = parseHeader(buff)
            if 300 > _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]
                cid = _tmp['headers']['call-id'][0]
                ackreq = self.createRequest('ACK',
                                       username=username,
                                       cid=cid,
                                       cseq=cseq,
                                       )
                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 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