static void
ngx_http_lua_req_body_post_read(ngx_http_request_t *r)
{
ngx_http_lua_ctx_t *ctx;
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"lua req body post read");
ctx = ngx_http_get_module_ctx(r, ngx_http_lua_module);
ctx->req_read_body_done = 1;
#if defined(nginx_version) && nginx_version >= 8011
r->main->count--;
#endif
if (ctx->waiting_more_body) {
ctx->waiting_more_body = 0;
if (ctx->entered_content_phase) {
ngx_http_lua_wev_handler(r);
} else {
ngx_http_core_run_phases(r);
}
}
}
static void
ngx_http_form_input_post_read(ngx_http_request_t *r)
{
ngx_http_form_input_ctx_t *ctx;
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"http form_input post read request body");
ctx = ngx_http_get_module_ctx(r, ngx_http_form_input_module);
ctx->done = 1;
#if defined(nginx_version) && nginx_version >= 8011
dd("count--");
r->main->count--;
#endif
dd("waiting more body: %d", (int) ctx->waiting_more_body);
/* waiting_more_body my rewrite phase handler */
if (ctx->waiting_more_body) {
ctx->waiting_more_body = 0;
ngx_http_core_run_phases(r);
}
}
static void
ngx_http_srcache_post_read_body(ngx_http_request_t *r)
{
ngx_http_srcache_ctx_t *ctx;
ctx = ngx_http_get_module_ctx(r, ngx_http_srcache_filter_module);
dd("post read: ctx=%p", ctx);
ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"srcache post read for the access phase: wait:%ud c:%ud",
(unsigned) ctx->waiting_request_body, r->main->count);
r->write_event_handler = ngx_http_core_run_phases;
#if defined(nginx_version) && nginx_version >= 8011
r->main->count--;
#endif
dd("c:%u", r->main->count);
if (ctx->waiting_request_body) {
ctx->request_body_done = 1;
ctx->waiting_request_body = 0;
ngx_http_core_run_phases(r);
}
}
static void
ngx_http_modsecurity_body_handler(ngx_http_request_t *r)
{
ngx_http_modsecurity_ctx_t *ctx;
ngx_int_t rc;
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "modSecurity: body handler");
ctx = ngx_http_get_module_ctx(r, ngx_http_modsecurity);
if (ngx_http_modsecurity_load_request_body(r) != NGX_OK) {
return ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
}
rc = ngx_http_modsecurity_status(r, modsecProcessRequestBody(ctx->req));
if (rc != NGX_DECLINED) {
return ngx_http_finalize_request(r, rc);
}
if (ngx_http_modsecurity_save_request_body(r) != NGX_OK
|| ngx_http_modsecurity_save_headers_in(r) != NGX_OK ) {
return ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
}
r->phase_handler++;
ngx_http_core_run_phases(r);
ngx_http_finalize_request(r, NGX_DONE);
}
/* ngx_http_core_run_phases会遍历所有的phase，然后调用它的checker进行处理，phase处理过程中的错误处理，校验等都是在checker中完成的，不同phase的checker的逻辑是不同，但是返回值的意义是相同的，如果checker的返回值时NGX_OK表示请求处理完毕，否则会进入下一个handler继续处理。接下来看一下phase的checker */
static void
ngx_http_gettoken_wake_request(ngx_http_request_t *r)
{
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "http_gettoken: Waking authentication request \"%V\"",
&r->request_line);
ngx_http_core_run_phases(r);
}
static void
ngx_http_limit_req_delay(ngx_http_request_t *r)
{
ngx_event_t *wev;
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"limit_req delay");
wev = r->connection->write;
if (wev->delayed) {
if (ngx_handle_write_event(wev, 0) != NGX_OK) {
ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
}
return;
}
if (ngx_handle_read_event(r->connection->read, 0) != NGX_OK) {
ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
return;
}
r->read_event_handler = ngx_http_block_reading;
r->write_event_handler = ngx_http_core_run_phases;
ngx_http_core_run_phases(r);
}
/**
* Function to reset processing cycle if input data are not yet available.
*
* @param[in] r the nginx request object
*/
static void ngxib_post_handler(ngx_http_request_t *r)
{
ngxib_req_ctx *ctx = ngx_http_get_module_ctx(r, ngx_ironbee_module);
if (ctx->body_wait) {
ib_log_debug_tx(ctx->tx, "Waiting for more input body data.");
ctx->body_wait = 0;
ngx_http_core_run_phases(r);
}
}
/**
* Function to reset processing cycle if input data are not yet available.
*
* @param[in] r the nginx request object
*/
static void ngxib_post_handler(ngx_http_request_t *r)
{
ngxib_req_ctx *ctx = ngx_http_get_module_ctx(r, ngx_ironbee_module);
if (ctx->body_wait) {
ngx_log_error(NGX_LOG_DEBUG, r->connection->log, 0,
"Waiting for more input body data");
ctx->body_wait = 0;
ngx_http_core_run_phases(r);
}
}
void
ngx_http_lua_sleep_handler(ngx_event_t *ev)
{
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_lua_ctx_t *ctx;
ngx_http_log_ctx_t *log_ctx;
ngx_http_lua_co_ctx_t *coctx;
coctx = ev->data;
r = coctx->data;
c = r->connection;
ctx = ngx_http_get_module_ctx(r, ngx_http_lua_module);
if (ctx == NULL) {
return;
}
log_ctx = c->log->data;
log_ctx->current_request = r;
ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0,
"lua sleep handler: \"%V?%V\"", &r->uri, &r->args);
if (!coctx->sleep.timedout) {
dd("reach lua sleep event handler without timeout!");
return;
}
ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0,
"lua sleep timer expired: \"%V?%V\"", &r->uri, &r->args);
if (coctx->sleep.timer_set) {
dd("deleting timer for lua_sleep");
ngx_del_timer(&coctx->sleep);
}
ctx->cur_co_ctx = coctx;
if (ctx->entered_content_phase) {
(void) ngx_http_lua_sleep_resume(r);
} else {
ctx->resume_handler = ngx_http_lua_sleep_resume;
ngx_http_core_run_phases(r);
}
ngx_http_run_posted_requests(c);
}
/* 读取请求报文体完毕后的回调函数 */
void
ngx_http_modsecurity_request_read(ngx_http_request_t *r)
{
ngx_http_modsecurity_ctx_t *ctx;
ctx = ngx_http_get_module_ctx(r, ngx_http_modsecurity_module);
#if defined(nginx_version) && nginx_version >= 8011
r->main->count--;
#endif
if (ctx->waiting_more_body)
{
ctx->waiting_more_body = 0; /* 清除标识 */
ngx_http_core_run_phases(r); /* 继续handler处理 */
}
}
void
ngx_http_php_zend_uthread_resume(ngx_http_request_t *r)
{
ngx_php_request = r;
ngx_http_php_ctx_t *ctx = ngx_http_get_module_ctx(r, ngx_http_php_module);
ngx_php_debug("ctx: %p", ctx);
if (ctx == NULL) {
}
zend_try {
zval *closure;
zval *func_next;
zval *func_valid;
zval retval;
closure = ctx->generator_closure;
MAKE_STD_ZVAL(func_valid);
ZVAL_STRING(func_next, "next", 1);
call_user_function(NULL, &(closure), func_next, &retval, 0, NULL TSRMLS_CC);
zval_ptr_dtor(&func_next);
MAKE_STD_ZVAL(func_valid);
ZVAL_STRING(func_valid, "valid", 1);
call_user_function(NULL, &(closure), func_valid, &retval, 0, NULL TSRMLS_CC);
zval_ptr_dtor(&func_valid);
ngx_php_debug("r:%p, closure:%p, retval:%d", r, closure, Z_TYPE(retval));
if (Z_TYPE(retval) == IS_BOOL && Z_BVAL(retval)) {
ctx->phase_status = NGX_AGAIN;
}else {
ctx->phase_status = NGX_OK;
ngx_http_core_run_phases(r);
efree(ctx->generator_closure);
ctx->generator_closure = NULL;
}
}zend_catch {
}zend_end_try();
}
static void ngx_http_form_input_post_read(ngx_http_request_t *r)
{
ngx_captcha_access_filter_ctx_t *ctx = NULL;
r->read_event_handler = ngx_http_request_empty_handler;
ctx = ngx_http_get_module_ctx(r, ngx_captcha_access_filter_module);
ctx->done = 1;
#if defined(nginx_version) && nginx_version >= 8011
r->main->count--;
#endif
/* waiting_more_body my rewrite phase handler */
if (ctx->waiting_more_body) {
ctx->waiting_more_body = 0;
ngx_http_core_run_phases(r);
}
}
/* post read callback for rewrite and access phases */
void
ngx_http_lua_generic_phase_post_read(ngx_http_request_t *r)
{
ngx_http_lua_ctx_t *ctx;
r->read_event_handler = ngx_http_request_empty_handler;
ctx = ngx_http_get_module_ctx(r, ngx_http_lua_module);
ctx->read_body_done = 1;
#if defined(nginx_version) && nginx_version >= 8011
r->main->count--;
#endif
if (ctx->waiting_more_body) {
ctx->waiting_more_body = 0;
ngx_http_core_run_phases(r);
}
}
static void
ngx_http_chunkin_post_read(ngx_http_request_t *r)
{
ngx_http_chunkin_ctx_t *ctx;
dd("post read");
dd_check_read_event_handler(r);
dd_check_write_event_handler(r);
r->read_event_handler = ngx_http_block_reading;
ctx = ngx_http_get_module_ctx(r, ngx_http_chunkin_filter_module);
ctx->done = 1;
if (ctx->waiting_more_body) {
ctx->waiting_more_body = 0;
ngx_http_core_run_phases(r);
}
}
void
ngx_http_lua_sleep_handler(ngx_event_t *ev)
{
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_lua_ctx_t *ctx;
ngx_http_log_ctx_t *log_ctx;
ngx_http_lua_co_ctx_t *coctx;
coctx = ev->data;
r = coctx->data;
c = r->connection;
ctx = ngx_http_get_module_ctx(r, ngx_http_lua_module);
if (ctx == NULL) {
return;
}
log_ctx = c->log->data;
log_ctx->current_request = r;
coctx->cleanup = NULL;
ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0,
"lua sleep timer expired: \"%V?%V\"", &r->uri, &r->args);
ctx->cur_co_ctx = coctx;
if (ctx->entered_content_phase) {
(void) ngx_http_lua_sleep_resume(r);
} else {
ctx->resume_handler = ngx_http_lua_sleep_resume;
ngx_http_core_run_phases(r);
}
ngx_http_run_posted_requests(c);
}
void
ngx_http_php_zend_uthread_exit(ngx_http_request_t *r)
{
ngx_http_php_ctx_t *ctx;
ngx_php_request = r;
ctx = ngx_http_get_module_ctx(r, ngx_http_php_module);
if (ctx == NULL) {
}
if (ctx->generator_closure) {
//ngx_http_php_zend_uthread_resume(r);
ctx->phase_status = NGX_OK;
ngx_http_core_run_phases(r);
efree(ctx->generator_closure);
ctx->generator_closure = NULL;
}
}
static void
ngx_http_lua_req_body_post_read(ngx_http_request_t *r)
{
ngx_http_lua_ctx_t *ctx;
ngx_http_lua_co_ctx_t *coctx;
ngx_http_lua_loc_conf_t *llcf;
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"lua req body post read, c:%ud", r->main->count);
ctx = ngx_http_get_module_ctx(r, ngx_http_lua_module);
if (ctx->waiting_more_body) {
ctx->waiting_more_body = 0;
coctx = ctx->downstream;
ctx->cur_co_ctx = coctx;
coctx->cleanup = NULL;
llcf = ngx_http_get_module_loc_conf(r, ngx_http_lua_module);
if (llcf->check_client_abort) {
r->read_event_handler = ngx_http_lua_rd_check_broken_connection;
} else {
r->read_event_handler = ngx_http_block_reading;
}
if (ctx->entered_content_phase) {
(void) ngx_http_lua_read_body_resume(r);
} else {
ctx->resume_handler = ngx_http_lua_read_body_resume;
ngx_http_core_run_phases(r);
}
}
}
