net.server_epoll: Add experimental option to close connections in case of listener error
Sometimes such errors leave sessions in an inconsistent state, so it
might be better to close them early.
--- a/net/server_epoll.lua Sat May 25 16:09:26 2019 +0200
+++ b/net/server_epoll.lua Sat May 25 16:14:31 2019 +0200
@@ -61,6 +61,10 @@
-- Maximum and minimum amount of time to sleep waiting for events (adjusted for pending timers)
max_wait = 86400;
min_wait = 1e-06;
+
+ -- EXPERIMENTAL
+ -- Whether to kill connections in case of callback errors.
+ fatal_errors = false;
}};
local cfg = default_config.__index;
@@ -162,6 +166,10 @@
local ok, err = pcall(listener, self, ...);
if not ok then
log("error", "Error calling on%s: %s", what, err);
+ if cfg.fatal_errors then
+ log("debug", "Closing %s due to error in listener", self);
+ self:destroy();
+ end
return nil, err;
end
return err;