mò \@ÿAc@s^dZdZdZyeWnd\ZZnXy|dkZdkZdkZdkZdk Z ei i ei i e ieiƒƒdddgƒƒd klZlZWn1yeiid eƒWn eGHnX‚nXeidiei ƒd Zeid ƒdZeiƒdZd „ZdkTd„Zd„Zedjo eƒndS(ssfake DNS server for internet cafe lockdown this is for use in a situation where you only want certain people to have access to the gateway, but everyone can reach the local net. this returns the same IP for every name lookup. of course, this doesn't help against smart-alecks who know what IP they want to visit, so you have to play with the routing also.s2 fakebind -- return chosen IP for every name lookup Copyright (C) 2004 John Comeau This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. s5Not all needed libraries found, upgrade or check pathiiNitlibtpython(sgpls jclicenses%s iÿÿÿÿt.cGstS(N(tFalse(twhatever((t ./fakebind.pyt DebugPrint5s(t*cCs¬tddƒ}tttƒ}y|id|fƒWn8|d}|id|fƒtii d|ƒnXtii dƒx%t o|i dƒ}t |ƒqƒWdS(s0listen for DNS queries and answer... our answers don't have to match any reality but our own all dns questions and answers have 5 fields, some of which are often empty: header, question, answer RRs, authority RRs, additional RRs, where RR is Resource Record; see RFC 1035 for specifics tdomaintudps0.0.0.0isUsing unprivileged port %d sFake DNS server listening N(t getservbynametdns_porttsockettAF_INETt SOCK_DGRAMt udplistenertbindtsyststderrtwritetTruetrecvtrequestR(RR R((Rtserve;s cCsdS(N((((Rt dns_headerPst__main__(ii(t__doc__t Copyrightt errormessageRRRtosttypestretpwdtpathtappendtseptjointgetpwuidtgeteuidt com.jcomeautgplt jclicenseRRtargvtsplittselftcommandt originalselfRR RRt__name__(R(RRRR.RR,RRRRR R)R-RRR((Rt?s2-8