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Core: handle getsockopt(TCP_FASTOPEN) failures.

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Linux returns EOPNOTSUPP for non-TCP sockets and ENOPROTOOPT for TCP
sockets, because getsockopt(TCP_FASTOPEN) is not implemented so far.

While there, lower the log level from ALERT to NOTICE to match other
getsockopt() failures.

Signed-off-by: Piotr Sikora <piotr@cloudflare.com>
This commit is contained in:
Piotr Sikora 2014-01-30 14:58:21 -08:00
parent 449e8eeb53
commit 2e57e0609b
3 changed files with 10 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/core/ngx_connection.c
View File

@ -97,7 +97,7 @@ ngx_set_inherited_sockets(ngx_cycle_t *cycle)
ngx_uint_t i;
ngx_listening_t *ls;
socklen_t olen;
#if (NGX_HAVE_DEFERRED_ACCEPT)
#if (NGX_HAVE_DEFERRED_ACCEPT || NGX_HAVE_TCP_FASTOPEN)
ngx_err_t err;
#endif
#if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
@ -223,9 +223,13 @@ ngx_set_inherited_sockets(ngx_cycle_t *cycle)
(void *) &ls[i].fastopen, &olen)
== -1)
{
ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno,
"getsockopt(TCP_FASTOPEN) %V failed, ignored",
&ls[i].addr_text);
err = ngx_socket_errno;
if (err != NGX_EOPNOTSUPP && err != NGX_ENOPROTOOPT) {
ngx_log_error(NGX_LOG_NOTICE, cycle->log, err,
"getsockopt(TCP_FASTOPEN) %V failed, ignored",
&ls[i].addr_text);
}
ls[i].fastopen = -1;
}

1
src/os/unix/ngx_errno.h
View File

@ -34,6 +34,7 @@ typedef int ngx_err_t;
#define NGX_ENOSPC ENOSPC
#define NGX_EPIPE EPIPE
#define NGX_EINPROGRESS EINPROGRESS
#define NGX_ENOPROTOOPT ENOPROTOOPT
#define NGX_EOPNOTSUPP EOPNOTSUPP
#define NGX_EADDRINUSE EADDRINUSE
#define NGX_ECONNABORTED ECONNABORTED

1
src/os/win32/ngx_errno.h
View File

@ -38,6 +38,7 @@ typedef DWORD ngx_err_t;
#define NGX_EPIPE EPIPE
#define NGX_EAGAIN WSAEWOULDBLOCK
#define NGX_EINPROGRESS WSAEINPROGRESS
#define NGX_ENOPROTOOPT WSAENOPROTOOPT
#define NGX_EOPNOTSUPP WSAEOPNOTSUPP
#define NGX_EADDRINUSE WSAEADDRINUSE
#define NGX_ECONNABORTED WSAECONNABORTED