diff options
author | Tom Gundersen <teg@jklm.no> | 2016-06-24 01:26:25 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2016-06-24 01:26:25 +0200 |
commit | a2c28c645160b4e9377db4cb40cb9f22141f2dd3 (patch) | |
tree | 9fbb81747c4d973edec60ab967b0eb818ebbc219 /src/resolve/resolved-llmnr.c | |
parent | de2edc008a612e152f0690d5063d53001c4e13ff (diff) | |
parent | 4e68ec18669db7175a999f95b6b5b0d1908376c9 (diff) |
Merge pull request #3549 from poettering/resolved-more
resolved: more fixes, among them "systemctl-resolve --status" to see DNS configuration in effect, and a local DNS stub listener on 127.0.0.53
Diffstat (limited to 'src/resolve/resolved-llmnr.c')
-rw-r--r-- | src/resolve/resolved-llmnr.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/src/resolve/resolved-llmnr.c b/src/resolve/resolved-llmnr.c index 8b1d71a3eb..3516af58ee 100644 --- a/src/resolve/resolved-llmnr.c +++ b/src/resolve/resolved-llmnr.c @@ -91,18 +91,19 @@ static int on_llmnr_packet(sd_event_source *s, int fd, uint32_t revents, void *u DnsScope *scope; int r; + assert(s); + assert(fd >= 0); + assert(m); + r = manager_recv(m, fd, DNS_PROTOCOL_LLMNR, &p); if (r <= 0) return r; scope = manager_find_scope(m, p); - if (!scope) { + if (!scope) log_warning("Got LLMNR UDP packet on unknown scope. Ignoring."); - return 0; - } - - if (dns_packet_validate_reply(p) > 0) { - log_debug("Got LLMNR reply packet for id %u", DNS_PACKET_ID(p)); + else if (dns_packet_validate_reply(p) > 0) { + log_debug("Got LLMNR UDP reply packet for id %u", DNS_PACKET_ID(p)); dns_scope_check_conflicts(scope, p); @@ -111,7 +112,7 @@ static int on_llmnr_packet(sd_event_source *s, int fd, uint32_t revents, void *u dns_transaction_process_reply(t, p); } else if (dns_packet_validate_query(p) > 0) { - log_debug("Got LLMNR query packet for id %u", DNS_PACKET_ID(p)); + log_debug("Got LLMNR UDP query packet for id %u", DNS_PACKET_ID(p)); dns_scope_process_query(scope, NULL, p); } else @@ -283,25 +284,19 @@ static int on_llmnr_stream_packet(DnsStream *s) { DnsScope *scope; assert(s); + assert(s->read_packet); scope = manager_find_scope(s->manager, s->read_packet); - if (!scope) { + if (!scope) log_warning("Got LLMNR TCP packet on unknown scope. Ignoring."); - return 0; - } - - if (dns_packet_validate_query(s->read_packet) > 0) { - log_debug("Got query packet for id %u", DNS_PACKET_ID(s->read_packet)); + else if (dns_packet_validate_query(s->read_packet) > 0) { + log_debug("Got LLMNR TCP query packet for id %u", DNS_PACKET_ID(s->read_packet)); dns_scope_process_query(scope, s, s->read_packet); - - /* If no reply packet was set, we free the stream */ - if (s->write_packet) - return 0; } else - log_debug("Invalid LLMNR TCP packet."); + log_debug("Invalid LLMNR TCP packet, ignoring."); - dns_stream_free(s); + dns_stream_unref(s); return 0; } |