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Added the $proxy_protocol_port variable.

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This commit is contained in:
Dmitry Volyntsev 2016-05-23 18:44:21 +03:00
parent 5b267a55bc
commit f56cf3ddc7
3 changed files with 69 additions and 4 deletions
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1
src/core/ngx_connection.h
View File

@ -149,6 +149,7 @@ struct ngx_connection_s {
ngx_str_t addr_text;
ngx_str_t proxy_protocol_addr;
in_port_t proxy_protocol_port;
#if (NGX_SSL)
ngx_ssl_connection_t *ssl;

41
src/core/ngx_proxy_protocol.c
View File

@ -12,8 +12,9 @@
u_char *
ngx_proxy_protocol_read(ngx_connection_t *c, u_char *buf, u_char *last)
{
size_t len;
u_char ch, *p, *addr;
size_t len;
u_char ch, *p, *addr, *port;
ngx_int_t n;
p = buf;
len = last - buf;
@ -71,8 +72,40 @@ ngx_proxy_protocol_read(ngx_connection_t *c, u_char *buf, u_char *last)
ngx_memcpy(c->proxy_protocol_addr.data, addr, len);
c->proxy_protocol_addr.len = len;
ngx_log_debug1(NGX_LOG_DEBUG_CORE, c->log, 0,
"PROXY protocol address: \"%V\"", &c->proxy_protocol_addr);
for ( ;; ) {
if (p == last) {
goto invalid;
}
if (*p++ == ' ') {
break;
}
}
port = p;
for ( ;; ) {
if (p == last) {
goto invalid;
}
if (*p++ == ' ') {
break;
}
}
len = p - port - 1;
n = ngx_atoi(port, len);
if (n < 0 || n > 65535) {
goto invalid;
}
c->proxy_protocol_port = (in_port_t) n;
ngx_log_debug2(NGX_LOG_DEBUG_CORE, c->log, 0,
"PROXY protocol address: %V %i", &c->proxy_protocol_addr, n);
skip:

31
src/http/ngx_http_variables.c
View File

@ -58,6 +58,8 @@ static ngx_int_t ngx_http_variable_remote_port(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data);
static ngx_int_t ngx_http_variable_proxy_protocol_addr(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data);
static ngx_int_t ngx_http_variable_proxy_protocol_port(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data);
static ngx_int_t ngx_http_variable_server_addr(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data);
static ngx_int_t ngx_http_variable_server_port(ngx_http_request_t *r,
@ -194,6 +196,9 @@ static ngx_http_variable_t ngx_http_core_variables[] = {
{ ngx_string("proxy_protocol_addr"), NULL,
ngx_http_variable_proxy_protocol_addr, 0, 0, 0 },
{ ngx_string("proxy_protocol_port"), NULL,
ngx_http_variable_proxy_protocol_port, 0, 0, 0 },
{ ngx_string("server_addr"), NULL, ngx_http_variable_server_addr, 0, 0, 0 },
{ ngx_string("server_port"), NULL, ngx_http_variable_server_port, 0, 0, 0 },
@ -1255,6 +1260,32 @@ ngx_http_variable_proxy_protocol_addr(ngx_http_request_t *r,
}
static ngx_int_t
ngx_http_variable_proxy_protocol_port(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data)
{
ngx_uint_t port;
v->len = 0;
v->valid = 1;
v->no_cacheable = 0;
v->not_found = 0;
v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1);
if (v->data == NULL) {
return NGX_ERROR;
}
port = r->connection->proxy_protocol_port;
if (port > 0 && port < 65536) {
v->len = ngx_sprintf(v->data, "%ui", port) - v->data;
}
return NGX_OK;
}
static ngx_int_t
ngx_http_variable_server_addr(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data)