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https://github.com/ChronosX88/netsukuku.git
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We are having a LOT of weird issues now, I need to do a lot of debugging, Please help.
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b28ac22fb3
commit
9918b99634
@ -2,7 +2,7 @@
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* (c) Copyright 2005 Andrea Lo Pumo aka AlpT <alpt@freaknet.org>
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*
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* This source code is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as published
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* modify it under the terms of the GNU General Public License as published
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* by the Free Software Foundation; either version 2 of the License,
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* or (at your option) any later version.
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*
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@ -20,7 +20,7 @@
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*
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* The DNS wrapper listens to the port 53 for DNS hostname resolution queries,
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* it then resolves the hostname by using the ANDNA system and sends back the
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* resolved ip. In this way, every program can use ANDNA: just set
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* resolved ip. In this way, every program can use ANDNA: just set
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* "nameserver localhost"
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* in /etc/resolv.conf ;)
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*/
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@ -49,7 +49,7 @@
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/*
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* dns_exec_pkt: resolve the hostname contained in the DNS query and sends
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* the reply to from.
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* the reply to from.
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* `passed_argv' is a pointer to a dns_exec_pkt_argv struct.
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*/
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void *dns_exec_pkt(void *passed_argv)
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@ -77,6 +77,7 @@ void *dns_exec_pkt(void *passed_argv)
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/* Send the DNS reply */
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bytes_sent=inet_sendto(argv.sk, answer_buffer, answer_length, 0,
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&argv.from, argv.from_len);
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error("bytes_sent is: %d argv.sk is: %d answer_buffer is: %s answer_length is: %d argv.from is: %p agrv.from_len is: %p", bytes_sent,argv.sk, answer_buffer, answer_length, argv.from, argv.from_len);
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if(bytes_sent != answer_length)
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debug(DBG_SOFT, ERROR_MSG "inet_sendto error: %s", ERROR_POS,
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strerror(errno));
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@ -103,7 +104,7 @@ void dns_wrapper_daemon(u_short port)
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#ifdef DEBUG
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int select_errors=0;
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#endif
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pthread_attr_init(&t_attr);
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pthread_attr_setdetachstate(&t_attr, PTHREAD_CREATE_DETACHED);
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pthread_mutex_init(&dns_exec_lock, 0);
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@ -117,10 +118,10 @@ void dns_wrapper_daemon(u_short port)
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for(;;) {
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if(!sk)
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fatal("The dns_wrapper_daemon socket got corrupted");
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FD_ZERO(&fdset);
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FD_SET(sk, &fdset);
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ret = select(sk+1, &fdset, NULL, NULL, NULL);
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if(sigterm_timestamp)
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/* NetsukukuD has been closed */
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@ -131,7 +132,7 @@ void dns_wrapper_daemon(u_short port)
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break;
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select_errors++;
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#endif
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error("dns_wrapper_daemonp: select error: %s",
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error("dns_wrapper_daemonp: select error: %s",
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strerror(errno));
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continue;
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}
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@ -141,7 +142,7 @@ void dns_wrapper_daemon(u_short port)
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setzero(&buf, MAX_DNS_PKT_SZ);
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setzero(&exec_pkt_argv.from, sizeof(struct sockaddr));
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setzero(&exec_pkt_argv, sizeof(struct dns_exec_pkt_argv));
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exec_pkt_argv.from_len = my_family == AF_INET ?
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sizeof(struct sockaddr_in) : sizeof(struct sockaddr_in6);
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@ -153,14 +154,14 @@ void dns_wrapper_daemon(u_short port)
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" query pkt aborted!");
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continue;
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}
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/* Exec the pkt in another thread */
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exec_pkt_argv.sk=sk;
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exec_pkt_argv.rpkt_sz=err;
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exec_pkt_argv.rpkt=buf;
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pthread_mutex_lock(&dns_exec_lock);
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pthread_create(&thread, &t_attr, dns_exec_pkt,
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pthread_create(&thread, &t_attr, dns_exec_pkt,
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(void *)&exec_pkt_argv);
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pthread_mutex_lock(&dns_exec_lock);
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pthread_mutex_unlock(&dns_exec_lock);
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10
src/inet.c
10
src/inet.c
@ -1053,17 +1053,21 @@ ssize_t inet_sendto(int s, const void *msg, size_t len, int flags,
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ssize_t err;
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fd_set fdset;
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int ret;
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int errno_int;
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if((err=sendto(s, msg, len, flags, to, tolen))==-1) {
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errno_int = errno;
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error("sendto errno: %d err is: %d", errno, err);
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switch(errno)
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switch(errno_int)
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{
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case EMSGSIZE:
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error("Packet artificially fragmented: %d", stderr);
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inet_sendto(s, msg, len/2, flags, to, tolen);
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err=inet_sendto(s, ((const char *)msg+(len/2)),
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len-(len/2), flags, to, tolen);
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break;
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case EFAULT:
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error("The value of to is: %d", to);
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default:
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error("inet_sendto: Cannot send(): %s", strerror(errno));
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return err;
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@ -325,6 +325,7 @@ int store_rules()
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return 0;
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}
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else {
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error("This is store_rules, And the value of t is: %p", t);
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commit_rules(&t);
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error("In store_rules: %s.",iptc_strerror(errno));
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err_ret(ERR_NETSTO,-1);
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