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