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Nginx's stream also support transparent kernel network stack while set 

`proxy_kernel_network_stack on`.
This commit is contained in:
fengbojiang 2024-08-27 21:20:15 +08:00
parent 768e48cd48
commit ff97268615
1 changed files with 18 additions and 3 deletions
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21
app/nginx-1.16.1/src/event/ngx_event_connect.c
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@ -349,10 +349,20 @@ failed:
#if (NGX_HAVE_TRANSPARENT_PROXY) #if (NGX_HAVE_TRANSPARENT_PROXY)
#if (NGX_HAVE_FSTACK)
extern int is_fstack_fd(int sockfd);
#ifndef IP_BINDANY
#define IP_BINDANY 24
#endif
#endif
static ngx_int_t static ngx_int_t
ngx_event_connect_set_transparent(ngx_peer_connection_t *pc, ngx_socket_t s) ngx_event_connect_set_transparent(ngx_peer_connection_t *pc, ngx_socket_t s)
{ {
int value; int value;
#if defined(NGX_HAVE_FSTACK)
int optname;
#endif
value = 1; value = 1;
@ -377,12 +387,17 @@ ngx_event_connect_set_transparent(ngx_peer_connection_t *pc, ngx_socket_t s)
FreeBSD define IP_BINDANY in freebsd/netinet/in.h FreeBSD define IP_BINDANY in freebsd/netinet/in.h
Fstack should only support IP_BINDANY. Fstack should only support IP_BINDANY.
****/ ****/
#define IP_BINDANY 24 if(is_fstack_fd(s)){
if (setsockopt(s, IPPROTO_IP, IP_BINDANY, optname = IP_BINDANY;
} else {
optname = IP_TRANSPARENT;
}
if (setsockopt(s, IPPROTO_IP, optname,
(const void *) &value, sizeof(int)) == -1) (const void *) &value, sizeof(int)) == -1)
{ {
ngx_log_error(NGX_LOG_ALERT, pc->log, ngx_socket_errno, ngx_log_error(NGX_LOG_ALERT, pc->log, ngx_socket_errno,
"setsockopt(IP_BINDANY) failed"); "setsockopt(IP_BINDANY/IP_TRANSPARENT) failed");
return NGX_ERROR; return NGX_ERROR;
} }