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udp_connect may raise error

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Cloud Wu
2018-06-26 09:49:18 +08:00
parent d8ab9dea1b
commit 8224b5a62a
1 changed files with 6 additions and 6 deletions
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12
lualib/skynet/dns.lua
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@@ -290,14 +290,14 @@ local function connect_server()
local fd = socket.udp(function(str, from)
resolve(str)
end)
socket.udp_connect(fd, dns_server.address, dns_server.port)
if dns_server.fd then
local ok, err = pcall(socket.udp_connect,fd, dns_server.address, dns_server.port)
if not ok then
socket.close(fd)
else
dns_server.fd = fd
skynet.error(string.format("Udp server open %s:%s (%d)", dns_server.address, dns_server.port, fd))
error(err)
end
dns_server.fd = fd
skynet.error(string.format("Udp server open %s:%s (%d)", dns_server.address, dns_server.port, fd))
end
local DNS_SERVER_RETIRE = 60 * 100