diff options
| author | Lennart Poettering <lennart@poettering.net> | 2016-01-08 17:18:54 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2016-01-11 19:40:00 +0100 |
| commit | 034e8031919bac72943175c068c112d24f509793 (patch) | |
| tree | b9220ebca89d9db2af5ddc461496cce9049c850a | |
| parent | f757cd851086843d6f899269e5633d1b20d4acaa (diff) | |
resolved: log why we use TCP when UDP isn't supported by a server
| -rw-r--r-- | src/resolve/resolved-dns-transaction.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/resolve/resolved-dns-transaction.c b/src/resolve/resolved-dns-transaction.c index b9a1eaff19..1ab9550cb3 100644 --- a/src/resolve/resolved-dns-transaction.c +++ b/src/resolve/resolved-dns-transaction.c @@ -709,7 +709,7 @@ void dns_transaction_process_reply(DnsTransaction *t, DnsPacket *p) { if (r < 0) { /* On LLMNR, if we cannot connect to the host, * we immediately give up */ - if (t->scope->protocol == DNS_PROTOCOL_LLMNR) { + if (t->scope->protocol != DNS_PROTOCOL_DNS) { dns_transaction_complete(t, DNS_TRANSACTION_RESOURCES); return; } @@ -1280,6 +1280,8 @@ int dns_transaction_go(DnsTransaction *t) { r = dns_transaction_emit_udp(t); if (r == -EMSGSIZE) log_debug("Sending query via TCP since it is too large."); + if (r == -EAGAIN) + log_debug("Sending query via TCP since server doesn't support UDP."); if (r == -EMSGSIZE || r == -EAGAIN) r = dns_transaction_open_tcp(t); } |