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Check if AF_INET6 is supported, or block IPv6 traffic.

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rakshasa
2025-11-14 18:27:41 +01:00
committed by Jari Sundell
parent 70750a2bd3
commit 3a1da2fe34
1 changed files with 14 additions and 0 deletions
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src/main.cc
+14
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@@ -10,6 +10,7 @@
#include <torrent/torrent.h>
#include <torrent/exceptions.h>
#include <torrent/data/chunk_utils.h>
#include <torrent/net/fd.h>
#include <torrent/utils/chrono.h>
#include <torrent/utils/log.h>
#include <rak/error_number.h>
@@ -445,6 +446,19 @@ main(int argc, char** argv) {
// if (rpc::call_command_value("method.use_deprecated") == 1) {
// }
{
auto fd = torrent::fd_open_family(torrent::fd_flag_stream, AF_INET6);
if (fd == -1) {
if (errno == EAFNOSUPPORT) {
lt_log_print(torrent::LOG_WARN, "disabling ipv6 support, not available on system");
rpc::call_command_set_value("network.block.ipv6.set", true);
}
} else {
torrent::fd_close(fd);
}
}
int firstArg = parse_options(argc, argv);
if (OptionParser::has_flag('n', argc, argv)) {