Add --address, bind to specific address
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parent
529a667f30
commit
bf40486011
3 changed files with 20 additions and 3 deletions
2
dns.cpp
2
dns.cpp
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@ -425,7 +425,7 @@ int dnsserver(dns_opt_t *opt) {
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memset((char *) &si_me, 0, sizeof(si_me));
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si_me.sin6_family = AF_INET6;
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si_me.sin6_port = htons(opt->port);
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si_me.sin6_addr = in6addr_any;
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inet_pton(AF_INET6, opt->addr, &si_me.sin6_addr);
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if (bind(listenSocket, (struct sockaddr*)&si_me, sizeof(si_me))==-1)
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return -2;
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}
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1
dns.h
1
dns.h
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@ -16,6 +16,7 @@ struct dns_opt_t {
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int datattl;
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int nsttl;
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const char *host;
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const char *addr;
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const char *ns;
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const char *mbox;
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int (*cb)(void *opt, char *requested_hostname, addr_t *addr, int max, int ipv4, int ipv6);
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20
main.cpp
20
main.cpp
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@ -28,11 +28,12 @@ public:
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const char *ns;
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const char *host;
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const char *tor;
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const char *ip_addr;
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const char *ipv4_proxy;
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const char *ipv6_proxy;
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std::set<uint64_t> filter_whitelist;
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CDnsSeedOpts() : nThreads(96), nDnsThreads(4), nPort(53), mbox(NULL), ns(NULL), host(NULL), tor(NULL), fUseTestNet(false), fWipeBan(false), fWipeIgnore(false), ipv4_proxy(NULL), ipv6_proxy(NULL) {}
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CDnsSeedOpts() : nThreads(96), nDnsThreads(4), ip_addr("::"), nPort(53), mbox(NULL), ns(NULL), host(NULL), tor(NULL), fUseTestNet(false), fWipeBan(false), fWipeIgnore(false), ipv4_proxy(NULL), ipv6_proxy(NULL) {}
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void ParseCommandLine(int argc, char **argv) {
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static const char *help = "Bitcoin-seeder\n"
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@ -44,6 +45,7 @@ public:
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"-m <mbox> E-Mail address reported in SOA records\n"
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"-t <threads> Number of crawlers to run in parallel (default 96)\n"
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"-d <threads> Number of DNS server threads (default 4)\n"
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"-a <address> Address to listen on (default ::)\n"
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"-p <port> UDP port to listen on (default 53)\n"
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"-o <ip:port> Tor proxy IP/Port\n"
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"-i <ip:port> IPV4 SOCKS5 proxy IP/Port\n"
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@ -63,6 +65,7 @@ public:
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{"mbox", required_argument, 0, 'm'},
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{"threads", required_argument, 0, 't'},
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{"dnsthreads", required_argument, 0, 'd'},
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{"address", required_argument, 0, 'a'},
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{"port", required_argument, 0, 'p'},
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{"onion", required_argument, 0, 'o'},
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{"proxyipv4", required_argument, 0, 'i'},
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@ -75,7 +78,7 @@ public:
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{0, 0, 0, 0}
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};
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int option_index = 0;
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int c = getopt_long(argc, argv, "h:n:m:t:p:d:o:i:k:w:", long_options, &option_index);
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int c = getopt_long(argc, argv, "h:n:m:t:a:p:d:o:i:k:w:", long_options, &option_index);
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if (c == -1) break;
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switch (c) {
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case 'h': {
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@ -105,6 +108,18 @@ public:
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break;
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}
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case 'a': {
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if (strchr(optarg, ':')==NULL) {
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char* ip4_addr = (char*) malloc(strlen(optarg)+8);
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strcpy(ip4_addr, "::FFFF:");
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strcat(ip4_addr, optarg);
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ip_addr = ip4_addr;
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} else {
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ip_addr = optarg;
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}
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break;
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}
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case 'p': {
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int p = strtol(optarg, NULL, 10);
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if (p > 0 && p < 65536) nPort = p;
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@ -260,6 +275,7 @@ public:
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dns_opt.datattl = 3600;
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dns_opt.nsttl = 40000;
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dns_opt.cb = GetIPList;
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dns_opt.addr = opts->ip_addr;
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dns_opt.port = opts->nPort;
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dns_opt.nRequests = 0;
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dbQueries = 0;
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