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Ignore and don't log ISC_R_NOTCONNECTED from uv_accept()

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When client disconnects before the connection can be accepted, the named
would log a spurious log message:

    error: Accepting TCP connection failed: socket is not connected

We now ignore the ISC_R_NOTCONNECTED result code and log only other
errors
This commit is contained in:
Ondřej Surý
2020-10-22 00:17:03 +02:00
committed by Evan Hunt
parent f7c82e406e
commit 5ef71c420f
1 changed files with 11 additions and 3 deletions
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14
lib/isc/netmgr/tcp.c
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@@ -517,9 +517,17 @@ error:
if (sock->quota != NULL) { if (sock->quota != NULL) {
isc_quota_detach(&sock->quota); isc_quota_detach(&sock->quota);
} }
isc_log_write(isc_lctx, ISC_LOGCATEGORY_GENERAL, ISC_LOGMODULE_NETMGR,
ISC_LOG_ERROR, "Accepting TCP connection failed: %s", switch (result) {
isc_result_totext(result)); case ISC_R_NOTCONNECTED:
/* IGNORE: The client disconnected before we could accept */
break;
default:
isc_log_write(isc_lctx, ISC_LOGCATEGORY_GENERAL,
ISC_LOGMODULE_NETMGR, ISC_LOG_ERROR,
"Accepting TCP connection failed: %s",
isc_result_totext(result));
}
/* /*
* Detach the socket properly to make sure uv_close() is called. * Detach the socket properly to make sure uv_close() is called.