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feature: proxy_ssl_certificate_by_lua directives #388

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feature: proxy_ssl_certificate_by_lua directives #388

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e172890
feature: proxy_ssl_certificate_by_lua directives
willmafh Oct 14, 2025
46dc9e3
correct way to specify random listen port
willmafh Oct 19, 2025
3cfeb96
Merge branch 'master' into proxy_ssl_certificate_by_lua
willmafh Oct 20, 2025
d10011d
tests: fixed CI
willmafh Oct 20, 2025
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2 changes: 2 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -151,6 +151,8 @@ behavior.
* [ssl_client_hello_by_lua_file](https://github.com/openresty/lua-nginx-module#ssl_client_hello_by_lua_file)
* [ssl_certificate_by_lua_block](https://github.com/openresty/lua-nginx-module#ssl_certificate_by_lua_block)
* [ssl_certificate_by_lua_file](https://github.com/openresty/lua-nginx-module#ssl_certificate_by_lua_file)
* [proxy_ssl_certificate_by_lua_block](https://github.com/openresty/lua-nginx-module#proxy_ssl_certificate_by_lua_block)
* [proxy_ssl_certificate_by_lua_file](https://github.com/openresty/lua-nginx-module#proxy_ssl_certificate_by_lua_file)
* [proxy_ssl_verify_by_lua_block](https://github.com/openresty/lua-nginx-module#proxy_ssl_verify_by_lua_block)
* [proxy_ssl_verify_by_lua_file](https://github.com/openresty/lua-nginx-module#proxy_ssl_verify_by_lua_file)
* [lua_shared_dict](https://github.com/openresty/lua-nginx-module#lua_shared_dict)
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2 changes: 2 additions & 0 deletions config
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Original file line number Diff line number Diff line change
Expand Up @@ -278,6 +278,7 @@ STREAM_LUA_SRCS=" \
$ngx_addon_dir/src/ngx_stream_lua_semaphore.c \
$ngx_addon_dir/src/ngx_stream_lua_ssl_client_helloby.c \
$ngx_addon_dir/src/ngx_stream_lua_ssl_certby.c \
$ngx_addon_dir/src/ngx_stream_lua_proxy_ssl_certby.c \
$ngx_addon_dir/src/ngx_stream_lua_proxy_ssl_verifyby.c \
$ngx_addon_dir/src/ngx_stream_lua_log_ringbuf.c \
$ngx_addon_dir/src/ngx_stream_lua_input_filters.c \
Expand Down Expand Up @@ -323,6 +324,7 @@ STREAM_LUA_DEPS=" \
$ngx_addon_dir/src/ngx_stream_lua_semaphore.h \
$ngx_addon_dir/src/ngx_stream_lua_ssl_client_helloby.h \
$ngx_addon_dir/src/ngx_stream_lua_ssl_certby.h \
$ngx_addon_dir/src/ngx_stream_lua_proxy_ssl_certby.h \
$ngx_addon_dir/src/ngx_stream_lua_proxy_ssl_verifyby.h \
$ngx_addon_dir/src/ngx_stream_lua_log_ringbuf.h \
$ngx_addon_dir/src/ngx_stream_lua_input_filters.h \
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5 changes: 5 additions & 0 deletions src/ngx_stream_lua_common.h
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Original file line number Diff line number Diff line change
Expand Up @@ -138,6 +138,7 @@

#ifdef HAVE_PROXY_SSL_PATCH
#define NGX_STREAM_LUA_CONTEXT_PROXY_SSL_VERIFY 0x0100
#define NGX_STREAM_LUA_CONTEXT_PROXY_SSL_CERT 0x0200
#endif


Expand Down Expand Up @@ -277,6 +278,10 @@ struct ngx_stream_lua_srv_conf_s {

#ifdef HAVE_PROXY_SSL_PATCH
struct {
ngx_stream_lua_srv_conf_handler_pt proxy_ssl_cert_handler;
ngx_str_t proxy_ssl_cert_src;
u_char *proxy_ssl_cert_src_key;

ngx_stream_lua_srv_conf_handler_pt proxy_ssl_verify_handler;
ngx_str_t proxy_ssl_verify_src;
u_char *proxy_ssl_verify_src_key;
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2 changes: 2 additions & 0 deletions src/ngx_stream_lua_control.c
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Expand Up @@ -117,6 +117,7 @@ ngx_stream_lua_ffi_exit(ngx_stream_lua_request_t *r, int status, u_char *err,
| NGX_STREAM_LUA_CONTEXT_SSL_CLIENT_HELLO
| NGX_STREAM_LUA_CONTEXT_SSL_CERT
#ifdef HAVE_PROXY_SSL_PATCH
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_CERT
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_VERIFY
#endif
| NGX_STREAM_LUA_CONTEXT_PREREAD,
Expand All @@ -127,6 +128,7 @@ ngx_stream_lua_ffi_exit(ngx_stream_lua_request_t *r, int status, u_char *err,

if (ctx->context & (NGX_STREAM_LUA_CONTEXT_SSL_CERT
#ifdef HAVE_PROXY_SSL_PATCH
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_CERT
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_VERIFY
#endif
| NGX_STREAM_LUA_CONTEXT_SSL_CLIENT_HELLO ))
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3 changes: 3 additions & 0 deletions src/ngx_stream_lua_coroutine.c
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Expand Up @@ -206,6 +206,7 @@ ngx_stream_lua_coroutine_resume(lua_State *L)
| NGX_STREAM_LUA_CONTEXT_SSL_CLIENT_HELLO
| NGX_STREAM_LUA_CONTEXT_SSL_CERT
#ifdef HAVE_PROXY_SSL_PATCH
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_CERT
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_VERIFY
#endif
| NGX_STREAM_LUA_CONTEXT_PREREAD
Expand Down Expand Up @@ -270,6 +271,7 @@ ngx_stream_lua_coroutine_yield(lua_State *L)
| NGX_STREAM_LUA_CONTEXT_SSL_CLIENT_HELLO
| NGX_STREAM_LUA_CONTEXT_SSL_CERT
#ifdef HAVE_PROXY_SSL_PATCH
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_CERT
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_VERIFY
#endif
| NGX_STREAM_LUA_CONTEXT_PREREAD
Expand Down Expand Up @@ -433,6 +435,7 @@ ngx_stream_lua_coroutine_status(lua_State *L)
| NGX_STREAM_LUA_CONTEXT_SSL_CLIENT_HELLO
| NGX_STREAM_LUA_CONTEXT_SSL_CERT
#ifdef HAVE_PROXY_SSL_PATCH
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_CERT
| NGX_STREAM_LUA_CONTEXT_PROXY_SSL_VERIFY
#endif
| NGX_STREAM_LUA_CONTEXT_PREREAD
Expand Down
31 changes: 31 additions & 0 deletions src/ngx_stream_lua_module.c
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Expand Up @@ -32,6 +32,7 @@
#include "ngx_stream_lua_ssl_certby.h"

#ifdef HAVE_PROXY_SSL_PATCH
#include "ngx_stream_lua_proxy_ssl_certby.h"
#include "ngx_stream_lua_proxy_ssl_verifyby.h"
#endif

Expand Down Expand Up @@ -428,6 +429,20 @@ static ngx_command_t ngx_stream_lua_cmds[] = {

#ifdef HAVE_PROXY_SSL_PATCH
/* same context as proxy_pass directive */
{ ngx_string("proxy_ssl_certificate_by_lua_block"),
NGX_STREAM_SRV_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
ngx_stream_lua_proxy_ssl_cert_by_lua_block,
NGX_STREAM_SRV_CONF_OFFSET,
0,
(void *) ngx_stream_lua_proxy_ssl_cert_handler_inline },

{ ngx_string("proxy_ssl_certificate_by_lua_file"),
NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
ngx_stream_lua_proxy_ssl_cert_by_lua,
NGX_STREAM_SRV_CONF_OFFSET,
0,
(void *) ngx_stream_lua_proxy_ssl_cert_handler_file },

{ ngx_string("proxy_ssl_verify_by_lua_block"),
NGX_STREAM_SRV_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
ngx_stream_lua_proxy_ssl_verify_by_lua_block,
Expand Down Expand Up @@ -855,6 +870,10 @@ ngx_stream_lua_create_srv_conf(ngx_conf_t *cf)
* lscf->srv.ssl_client_hello_src = { 0, NULL };
* lscf->srv.ssl_client_hello_src_key = NULL;
*
* lscf->ups.proxy_ssl_cert_handler = NULL;
* lscf->ups.proxy_ssl_cert_src = { 0, NULL };
* lscf->ups.proxy_ssl_cert_src_key = NULL;
*
* lscf->ups.proxy_ssl_verify_handler = NULL;
* lscf->ups.proxy_ssl_verify_src = { 0, NULL };
* lscf->ups.proxy_ssl_verify_src_key = NULL;
Expand Down Expand Up @@ -1038,6 +1057,18 @@ ngx_stream_lua_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
#endif

#ifdef HAVE_PROXY_SSL_PATCH
if (conf->ups.proxy_ssl_cert_src.len == 0) {
conf->ups.proxy_ssl_cert_src = prev->ups.proxy_ssl_cert_src;
conf->ups.proxy_ssl_cert_handler = prev->ups.proxy_ssl_cert_handler;
conf->ups.proxy_ssl_cert_src_key = prev->ups.proxy_ssl_cert_src_key;
}

if (conf->ups.proxy_ssl_cert_src.len) {
if (ngx_stream_lua_proxy_ssl_cert_set_callback(cf) != NGX_OK) {
return NGX_CONF_ERROR;
}
}

if (conf->ups.proxy_ssl_verify_src.len == 0) {
conf->ups.proxy_ssl_verify_src = prev->ups.proxy_ssl_verify_src;
conf->ups.proxy_ssl_verify_handler = prev->ups.proxy_ssl_verify_handler;
Expand Down
4 changes: 4 additions & 0 deletions src/ngx_stream_lua_phase.c
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Expand Up @@ -67,6 +67,10 @@ ngx_stream_lua_ngx_get_phase(lua_State *L)
break;

#ifdef HAVE_PROXY_SSL_PATCH
case NGX_STREAM_LUA_CONTEXT_PROXY_SSL_CERT:
lua_pushliteral(L, "proxy_ssl_cert");
break;

case NGX_STREAM_LUA_CONTEXT_PROXY_SSL_VERIFY:
lua_pushliteral(L, "proxy_ssl_verify");
break;
Expand Down
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