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/* 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 "apr_general.h"
#include "apr_pools.h"
#include "apr_errno.h"
#include "apr_file_io.h"
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#if APR_HAVE_UNISTD_H
#include <unistd.h>
#endif
#include "testutil.h"
#define ALLOC_BYTES 1024
static apr_pool_t *pmain = NULL;
static apr_pool_t *pchild = NULL;
static void alloc_bytes(abts_case *tc, void *data)
{
int i;
char *alloc;
alloc = apr_palloc(pmain, ALLOC_BYTES);
ABTS_PTR_NOTNULL(tc, alloc);
for (i=0;i<ALLOC_BYTES;i++) {
char *ptr = alloc + i;
*ptr = 0xa;
}
/* This is just added to get the positive. If this test fails, the
* suite will seg fault.
*/
ABTS_TRUE(tc, 1);
}
static void calloc_bytes(abts_case *tc, void *data)
{
int i;
char *alloc;
alloc = apr_pcalloc(pmain, ALLOC_BYTES);
ABTS_PTR_NOTNULL(tc, alloc);
for (i=0;i<ALLOC_BYTES;i++) {
char *ptr = alloc + i;
ABTS_TRUE(tc, *ptr == '\0');
}
}
static void parent_pool(abts_case *tc, void *data)
{
apr_status_t rv;
rv = apr_pool_create(&pmain, NULL);
ABTS_INT_EQUAL(tc, APR_SUCCESS, rv);
ABTS_PTR_NOTNULL(tc, pmain);
}
static void child_pool(abts_case *tc, void *data)
{
apr_status_t rv;
rv = apr_pool_create(&pchild, pmain);
ABTS_INT_EQUAL(tc, APR_SUCCESS, rv);
ABTS_PTR_NOTNULL(tc, pchild);
}
static void test_ancestor(abts_case *tc, void *data)
{
ABTS_INT_EQUAL(tc, 1, apr_pool_is_ancestor(pmain, pchild));
}
static void test_notancestor(abts_case *tc, void *data)
{
ABTS_INT_EQUAL(tc, 0, apr_pool_is_ancestor(pchild, pmain));
}
static apr_status_t success_cleanup(void *data)
{
return APR_SUCCESS;
}
static char *checker_data = "Hello, world.";
static apr_status_t checker_cleanup(void *data)
{
return data == checker_data ? APR_SUCCESS : APR_EGENERAL;
}
static char *another_data = "Hello again, world.";
static apr_status_t another_cleanup(void *data)
{
return data == another_data ? APR_SUCCESS : APR_EGENERAL;
}
/* A few places in httpd modify the cleanup list for a pool while
* cleanups are being run. An example is close_listeners_on_exec ->
* ap_close_listeners -> ... -> apr_socket_close ->
* apr_pool_cleanup_run. This appears to be safe with the current
* pools implementation, though perhaps only by chance. If the code is
* changed to break this, catch that here - the API can be clarified
* and callers fixed. */
static apr_status_t dodgy_cleanup(void *data)
{
apr_pool_t *p = data;
return apr_pool_cleanup_run(p, another_data, another_cleanup);
}
static void test_cleanups(abts_case *tc, void *data)
{
apr_status_t rv;
int n;
/* do this several times to test the cleanup freelist handling. */
for (n = 0; n < 5; n++) {
apr_pool_cleanup_register(pchild, NULL, success_cleanup,
success_cleanup);
apr_pool_cleanup_register(pchild, checker_data, checker_cleanup,
success_cleanup);
apr_pool_cleanup_register(pchild, NULL, checker_cleanup,
success_cleanup);
apr_pool_cleanup_register(pchild, another_data, another_cleanup,
another_cleanup);
apr_pool_cleanup_register(pchild, pchild, dodgy_cleanup,
dodgy_cleanup);
rv = apr_pool_cleanup_run(p, NULL, success_cleanup);
ABTS_ASSERT(tc, "nullop cleanup run OK", rv == APR_SUCCESS);
rv = apr_pool_cleanup_run(p, checker_data, checker_cleanup);
ABTS_ASSERT(tc, "cleanup passed correct data", rv == APR_SUCCESS);
rv = apr_pool_cleanup_run(p, NULL, checker_cleanup);
ABTS_ASSERT(tc, "cleanup passed correct data", rv == APR_EGENERAL);
if (n == 2) {
/* clear the pool to check that works */
apr_pool_clear(pchild);
}
if (n % 2 == 0) {
/* throw another random cleanup into the mix */
apr_pool_cleanup_register(pchild, NULL,
apr_pool_cleanup_null,
apr_pool_cleanup_null);
}
}
}
static void test_tags(abts_case *tc, void *data)
{
ABTS_PTR_EQUAL(tc, NULL, apr_pool_get_tag(pmain));
apr_pool_tag(pmain, "main pool");
ABTS_STR_EQUAL(tc, "main pool", apr_pool_get_tag(pmain));
}
abts_suite *testpool(abts_suite *suite)
{
suite = ADD_SUITE(suite)
abts_run_test(suite, parent_pool, NULL);
abts_run_test(suite, child_pool, NULL);
abts_run_test(suite, test_ancestor, NULL);
abts_run_test(suite, test_notancestor, NULL);
abts_run_test(suite, alloc_bytes, NULL);
abts_run_test(suite, calloc_bytes, NULL);
abts_run_test(suite, test_cleanups, NULL);
abts_run_test(suite, test_tags, NULL);
return suite;
}
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