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net.connect: Handle case when resolver runs out of targets

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This commit is contained in:
Matthew Wild 2018-02-26 15:21:27 +00:00
parent 85261e71be
commit 8ab5e4497e
1 changed files with 8 additions and 0 deletions
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8
net/connect.lua
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@ -27,6 +27,14 @@ local function attempt_connection(p)
p.conn = nil; p.conn = nil;
end end
p.target_resolver:next(function (conn_type, ip, port, extra) p.target_resolver:next(function (conn_type, ip, port, extra)
if not conn_type then
-- No more targets to try
p:log("debug", "No more connection targets to try");
if p.listeners.onfail then
p.listeners.onfail(p.data, p.last_error or "unable to connect to service");
end
return;
end
p:log("debug", "Next target to try is %s:%d", ip, port); p:log("debug", "Next target to try is %s:%d", ip, port);
local conn = assert(server.addclient(ip, port, pending_connection_listeners, p.options.pattern or "*a", p.options.sslctx, conn_type, extra)); local conn = assert(server.addclient(ip, port, pending_connection_listeners, p.options.pattern or "*a", p.options.sslctx, conn_type, extra));
p.conn = conn; p.conn = conn;