start of PUSH priority handling, fixing core when task produces no response at all

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1716146 13f79535-47bb-0310-9956-ffa450edef68

modules/http2/h2_request.c

@@ -19,9 +19,15 @@
 
 #include <httpd.h>
 #include <http_core.h>
+#include <http_connection.h>
 #include <http_protocol.h>
-#include <http_config.h>
+#include <http_request.h>
 #include <http_log.h>
+#include <http_vhost.h>
+#include <util_filter.h>
+#include <ap_mpm.h>
+#include <mod_core.h>
+#include <scoreboard.h>
 
 #include "h2_private.h"
 #include "h2_mplx.h"
@@ -48,7 +54,8 @@ h2_request *h2_request_createn(int id, apr_pool_t *pool,
     req->authority      = authority;
     req->path           = path;
     req->headers        = header? header : apr_table_make(pool, 10);
-    
+    req->request_time   = apr_time_now();
+
     return req;
 }
 
@@ -322,3 +329,117 @@ void h2_request_copy(apr_pool_t *p, h2_request *dst, const h2_request *src)
     dst->eoh            = src->eoh;
 }
 
+request_rec *h2_request_create_rec(const h2_request *req, conn_rec *conn)
+{
+    request_rec *r;
+    apr_pool_t *p;
+    int access_status = HTTP_OK;    
+    
+    apr_pool_create(&p, conn->pool);
+    apr_pool_tag(p, "request");
+    r = apr_pcalloc(p, sizeof(request_rec));
+    AP_READ_REQUEST_ENTRY((intptr_t)r, (uintptr_t)conn);
+    r->pool            = p;
+    r->connection      = conn;
+    r->server          = conn->base_server;
+    
+    r->user            = NULL;
+    r->ap_auth_type    = NULL;
+    
+    r->allowed_methods = ap_make_method_list(p, 2);
+    
+    r->headers_in      = apr_table_copy(r->pool, req->headers);
+    r->trailers_in     = apr_table_make(r->pool, 5);
+    r->subprocess_env  = apr_table_make(r->pool, 25);
+    r->headers_out     = apr_table_make(r->pool, 12);
+    r->err_headers_out = apr_table_make(r->pool, 5);
+    r->trailers_out    = apr_table_make(r->pool, 5);
+    r->notes           = apr_table_make(r->pool, 5);
+    
+    r->request_config  = ap_create_request_config(r->pool);
+    /* Must be set before we run create request hook */
+    
+    r->proto_output_filters = conn->output_filters;
+    r->output_filters  = r->proto_output_filters;
+    r->proto_input_filters = conn->input_filters;
+    r->input_filters   = r->proto_input_filters;
+    ap_run_create_request(r);
+    r->per_dir_config  = r->server->lookup_defaults;
+    
+    r->sent_bodyct     = 0;                      /* bytect isn't for body */
+    
+    r->read_length     = 0;
+    r->read_body       = REQUEST_NO_BODY;
+    
+    r->status          = HTTP_OK;  /* Until further notice */
+    r->header_only     = 0;
+    r->the_request     = NULL;
+    
+    /* Begin by presuming any module can make its own path_info assumptions,
+     * until some module interjects and changes the value.
+     */
+    r->used_path_info = AP_REQ_DEFAULT_PATH_INFO;
+    
+    r->useragent_addr = conn->client_addr;
+    r->useragent_ip = conn->client_ip;
+    
+    ap_run_pre_read_request(r, conn);
+    
+    /* Time to populate r with the data we have. */
+    r->request_time = req->request_time;
+    r->method = req->method;
+    /* Provide quick information about the request method as soon as known */
+    r->method_number = ap_method_number_of(r->method);
+    if (r->method_number == M_GET && r->method[0] == 'H') {
+        r->header_only = 1;
+    }
+
+    ap_parse_uri(r, req->path);
+    r->protocol = (char*)"HTTP/2";
+    r->proto_num = HTTP_VERSION(2, 0);
+
+    r->the_request = apr_psprintf(r->pool, "%s %s %s", 
+                                  r->method, req->path, r->protocol);
+    
+    /* update what we think the virtual host is based on the headers we've
+     * now read. may update status.
+     * Leave r->hostname empty, vhost will parse if form our Host: header,
+     * otherwise we get complains about port numbers.
+     */
+    r->hostname = NULL;
+    ap_update_vhost_from_headers(r);
+    
+    /* we may have switched to another server */
+    r->per_dir_config = r->server->lookup_defaults;
+    
+    /*
+     * Add the HTTP_IN filter here to ensure that ap_discard_request_body
+     * called by ap_die and by ap_send_error_response works correctly on
+     * status codes that do not cause the connection to be dropped and
+     * in situations where the connection should be kept alive.
+     */
+    ap_add_input_filter_handle(ap_http_input_filter_handle,
+                               NULL, r, r->connection);
+    
+    if (access_status != HTTP_OK
+        || (access_status = ap_run_post_read_request(r))) {
+        /* Request check post hooks failed. An example of this would be a
+         * request for a vhost where h2 is disabled --> 421.
+         */
+        ap_die(access_status, r);
+        ap_update_child_status(conn->sbh, SERVER_BUSY_LOG, r);
+        ap_run_log_transaction(r);
+        r = NULL;
+        goto traceout;
+    }
+    
+    AP_READ_REQUEST_SUCCESS((uintptr_t)r, (char *)r->method, 
+                            (char *)r->uri, (char *)r->server->defn_name, 
+                            r->status);
+    return r;
+traceout:
+    AP_READ_REQUEST_FAILURE((uintptr_t)r);
+    return r;
+}
+
+