diff options
| -rw-r--r-- | net/dns.lua | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/net/dns.lua b/net/dns.lua index 0101daa3..61fb62e8 100644 --- a/net/dns.lua +++ b/net/dns.lua @@ -722,7 +722,10 @@ function resolver:query(qname, qtype, qclass) -- - - - - - - - - - -- query --set(self.yielded, co, qclass, qtype, qname, true); end - local conn = self:getsocket(o.server) + local conn, err = self:getsocket(o.server) + if not conn then + return nil, err; + end conn:send (o.packet) if timer and self.timeout then @@ -734,16 +737,18 @@ function resolver:query(qname, qtype, qclass) -- - - - - - - - - - -- query i = i + 1; self:servfail(conn); o.server = self.best_server; - conn = self:getsocket(o.server); - conn:send(o.packet); - return self.timeout; - else - -- Tried everything, failed - self:cancel(qclass, qtype, qname, co, true); + conn, err = self:getsocket(o.server); + if conn then + conn:send(o.packet); + return self.timeout; + end end + -- Tried everything, failed + self:cancel(qclass, qtype, qname, co, true); end end) end + return true; end function resolver:servfail(sock) |