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Core: handling of getsockopt(TCP_DEFER_ACCEPT) failures.

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Recent Linux versions started to return EOPNOTSUPP to getsockopt() calls
on unix sockets, resulting in log pollution on binary upgrade.  Such errors
are silently ignored now.
This commit is contained in:
Maxim Dounin 2013-10-31 04:00:37 +04:00
parent 475832834b
commit 0eee3b0bc5
3 changed files with 12 additions and 2 deletions
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12
src/core/ngx_connection.c
View File

@ -93,8 +93,10 @@ ngx_set_inherited_sockets(ngx_cycle_t *cycle)
ngx_uint_t i;
ngx_listening_t *ls;
socklen_t olen;
#if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
#if (NGX_HAVE_DEFERRED_ACCEPT)
ngx_err_t err;
#endif
#if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
struct accept_filter_arg af;
#endif
#if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
@ -248,7 +250,13 @@ ngx_set_inherited_sockets(ngx_cycle_t *cycle)
if (getsockopt(ls[i].fd, IPPROTO_TCP, TCP_DEFER_ACCEPT, &timeout, &olen)
== -1)
{
ngx_log_error(NGX_LOG_NOTICE, cycle->log, ngx_errno,
err = ngx_errno;
if (err == NGX_EOPNOTSUPP) {
continue;
}
ngx_log_error(NGX_LOG_NOTICE, cycle->log, err,
"getsockopt(TCP_DEFER_ACCEPT) for %V failed, ignored",
&ls[i].addr_text);
continue;

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_EOPNOTSUPP EOPNOTSUPP
#define NGX_EADDRINUSE EADDRINUSE
#define NGX_ECONNABORTED ECONNABORTED
#define NGX_ECONNRESET ECONNRESET

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_EOPNOTSUPP WSAEOPNOTSUPP
#define NGX_EADDRINUSE WSAEADDRINUSE
#define NGX_ECONNABORTED WSAECONNABORTED
#define NGX_ECONNRESET WSAECONNRESET