summaryrefslogtreecommitdiffstats
path: root/server/eor_bucket.c
diff options
context:
space:
mode:
Diffstat (limited to 'server/eor_bucket.c')
-rw-r--r--server/eor_bucket.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/server/eor_bucket.c b/server/eor_bucket.c
new file mode 100644
index 0000000..4d3e1ec
--- /dev/null
+++ b/server/eor_bucket.c
@@ -0,0 +1,102 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "httpd.h"
+#include "http_request.h"
+#include "http_protocol.h"
+#include "scoreboard.h"
+
+static apr_status_t eor_bucket_cleanup(void *data)
+{
+ apr_bucket *b = (apr_bucket *)data;
+ request_rec *r = (request_rec *)b->data;
+
+ if (r != NULL) {
+ /*
+ * If eor_bucket_destroy is called after us, this prevents
+ * eor_bucket_destroy from trying to destroy the pool again.
+ */
+ b->data = NULL;
+ /* Update child status and log the transaction */
+ ap_update_child_status(r->connection->sbh, SERVER_BUSY_LOG, r);
+ ap_run_log_transaction(r);
+ if (ap_extended_status) {
+ ap_increment_counts(r->connection->sbh, r);
+ }
+ }
+ return APR_SUCCESS;
+}
+
+static apr_status_t eor_bucket_read(apr_bucket *b, const char **str,
+ apr_size_t *len, apr_read_type_e block)
+{
+ *str = NULL;
+ *len = 0;
+ return APR_SUCCESS;
+}
+
+AP_DECLARE(apr_bucket *) ap_bucket_eor_make(apr_bucket *b, request_rec *r)
+{
+ b->length = 0;
+ b->start = 0;
+ b->data = r;
+ b->type = &ap_bucket_type_eor;
+
+ return b;
+}
+
+AP_DECLARE(apr_bucket *) ap_bucket_eor_create(apr_bucket_alloc_t *list,
+ request_rec *r)
+{
+ apr_bucket *b = apr_bucket_alloc(sizeof(*b), list);
+
+ APR_BUCKET_INIT(b);
+ b->free = apr_bucket_free;
+ b->list = list;
+ if (r) {
+ /*
+ * Register a cleanup for the request pool as the eor bucket could
+ * have been allocated from a different pool then the request pool
+ * e.g. the parent pool of the request pool. In this case
+ * eor_bucket_destroy might be called at a point of time when the
+ * request pool had been already destroyed.
+ * We need to use a pre-cleanup here because a module may create a
+ * sub-pool which is still needed during the log_transaction hook.
+ */
+ apr_pool_pre_cleanup_register(r->pool, (void *)b, eor_bucket_cleanup);
+ }
+ return ap_bucket_eor_make(b, r);
+}
+
+static void eor_bucket_destroy(void *data)
+{
+ request_rec *r = (request_rec *)data;
+
+ if (r) {
+ /* eor_bucket_cleanup will be called when the pool gets destroyed */
+ apr_pool_destroy(r->pool);
+ }
+}
+
+AP_DECLARE_DATA const apr_bucket_type_t ap_bucket_type_eor = {
+ "EOR", 5, APR_BUCKET_METADATA,
+ eor_bucket_destroy,
+ eor_bucket_read,
+ apr_bucket_setaside_noop,
+ apr_bucket_split_notimpl,
+ apr_bucket_simple_copy
+};
+