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Merge https://github.com/yarrick/iodine

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Conflicts:
	src/iodined.c
	src/osflags
This commit is contained in:
frekky 2016-09-24 20:32:44 +08:00
commit 8c831b0436
3 changed files with 25 additions and 6 deletions
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2
doc/iodine-server.socket
View File

@ -3,6 +3,8 @@ Description=Iodine socket
[Socket]
ListenDatagram=53
ListenDatagram=0.0.0.0:53
BindIPv6Only=ipv6-only
[Install]
WantedBy=sockets.target

28
src/iodined.c
View File

@ -555,14 +555,11 @@ main(int argc, char **argv)
#ifdef HAVE_SYSTEMD
nb_fds = sd_listen_fds(0);
if (nb_fds > 1) {
if (nb_fds < 0) {
warnx("Failed to receive file descriptors from systemd: %s", strerror(-nb_fds));
retval = 1;
warnx("Too many file descriptors received!\n");
goto cleanup;
} else if (nb_fds == 1) {
/* XXX: assume we get IPv4 socket */
server.dns_fds.v4fd = SD_LISTEN_FDS_START;
} else {
} else if (nb_fds == 0) {
#endif
if ((server.addrfamily == AF_UNSPEC || server.addrfamily == AF_INET) &&
(server.dns_fds.v4fd = open_dns(&server.dns4addr, server.dns4addr_len)) < 0) {
@ -578,6 +575,25 @@ main(int argc, char **argv)
goto cleanup;
}
#ifdef HAVE_SYSTEMD
} else if (nb_fds <= 2) {
/* systemd may pass up to two sockets, for ip4 and ip6, try to figure out
which is which */
for (int i = 0; i < nb_fds; i++) {
int fd = SD_LISTEN_FDS_START + i;
if (sd_is_socket(fd, AF_INET, SOCK_DGRAM, -1)) {
dns_fds.v4fd = fd;
} else if (sd_is_socket(fd, AF_INET6, SOCK_DGRAM, -1)) {
dns_fds.v6fd = fd;
} else {
retval = 1;
warnx("Unknown socket %d passed to iodined!\n", fd);
goto cleanup;
}
}
} else {
retval = 1;
warnx("Too many file descriptors received!\n");
goto cleanup;
}
#endif

1
src/osflags
View File

@ -19,6 +19,7 @@ link)
Linux)
FLAGS="";
[ -e /usr/include/selinux/selinux.h ] && FLAGS="$FLAGS -lselinux";
[ -e /usr/include/systemd/sd-daemon.h ] && FLAGS="$FLAGS $(pkg-config --libs libsystemd-daemon)";
[ -e /usr/include/systemd/sd-daemon.h ] && FLAGS="$FLAGS $(pkg-config --libs libsystemd)";
echo $FLAGS;
;;