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/*-
* Copyright 2014 Jonathan Anderson.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <atf-c.h>
#include <fcntl.h>
#include <stdio.h>
struct descriptors {
int binary;
int testdir;
int root;
int etc;
int usr;
};
static void setup(struct descriptors *, const atf_tc_t *);
static void expect_success(int binary, char *pathfds);
static void expect_missing_library(int binary, char *pathfds);
static void try_to_run(int binary, int expected_exit_status,
char * const *env, const char *expected_out, const char *expected_err);
static int opendir(const char *name);
static int opendirat(int parent, const char *name);
ATF_TC_WITHOUT_HEAD(missing_library);
ATF_TC_BODY(missing_library, tc)
{
struct descriptors files;
setup(&files, tc);
expect_missing_library(files.binary, NULL);
}
ATF_TC_WITHOUT_HEAD(wrong_library_directories);
ATF_TC_BODY(wrong_library_directories, tc)
{
struct descriptors files;
char *pathfds;
setup(&files, tc);
ATF_REQUIRE(
asprintf(&pathfds, "LD_LIBRARY_PATH_FDS=%d", files.etc) > 0);
expect_missing_library(files.binary, pathfds);
}
ATF_TC_WITHOUT_HEAD(bad_library_directories);
ATF_TC_BODY(bad_library_directories, tc)
{
struct descriptors files;
char *pathfds;
setup(&files, tc);
ATF_REQUIRE(asprintf(&pathfds, "LD_LIBRARY_PATH_FDS=::") > 0);
expect_missing_library(files.binary, pathfds);
}
ATF_TC_WITHOUT_HEAD(single_library_directory);
ATF_TC_BODY(single_library_directory, tc)
{
struct descriptors files;
char *pathfds;
setup(&files, tc);
ATF_REQUIRE(
asprintf(&pathfds, "LD_LIBRARY_PATH_FDS=%d", files.testdir) > 0);
expect_success(files.binary, pathfds);
}
ATF_TC_WITHOUT_HEAD(first_library_directory);
ATF_TC_BODY(first_library_directory, tc)
{
struct descriptors files;
char *pathfds;
setup(&files, tc);
ATF_REQUIRE(
asprintf(&pathfds, "LD_LIBRARY_PATH_FDS=%d:%d",
files.testdir, files.etc) > 0);
expect_success(files.binary, pathfds);
}
ATF_TC_WITHOUT_HEAD(middle_library_directory);
ATF_TC_BODY(middle_library_directory, tc)
{
struct descriptors files;
char *pathfds;
setup(&files, tc);
ATF_REQUIRE(
asprintf(&pathfds, "LD_LIBRARY_PATH_FDS=%d:%d:%d",
files.root, files.testdir, files.usr) > 0);
expect_success(files.binary, pathfds);
}
ATF_TC_WITHOUT_HEAD(last_library_directory);
ATF_TC_BODY(last_library_directory, tc)
{
struct descriptors files;
char *pathfds;
setup(&files, tc);
ATF_REQUIRE(
asprintf(&pathfds, "LD_LIBRARY_PATH_FDS=%d:%d",
files.root, files.testdir) > 0);
expect_success(files.binary, pathfds);
}
/* Register test cases with ATF. */
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, missing_library);
ATF_TP_ADD_TC(tp, wrong_library_directories);
ATF_TP_ADD_TC(tp, bad_library_directories);
ATF_TP_ADD_TC(tp, single_library_directory);
ATF_TP_ADD_TC(tp, first_library_directory);
ATF_TP_ADD_TC(tp, middle_library_directory);
ATF_TP_ADD_TC(tp, last_library_directory);
return atf_no_error();
}
static void
setup(struct descriptors *dp, const atf_tc_t *tc)
{
dp->testdir = opendir(atf_tc_get_config_var(tc, "srcdir"));
ATF_REQUIRE(dp->testdir >= 0);
ATF_REQUIRE(
(dp->binary = openat(dp->testdir, "target", O_RDONLY)) >= 0);
ATF_REQUIRE((dp->root = opendir("/")) >= 0);
ATF_REQUIRE((dp->etc = opendirat(dp->root, "etc")) >= 0);
ATF_REQUIRE((dp->usr = opendirat(dp->root, "usr")) >= 0);
}
static void
expect_success(int binary, char *pathfds)
{
char * const env[] = { pathfds, NULL };
try_to_run(binary, 0, env, "the hypotenuse of 3 and 4 is 5\n", "");
}
static void
expect_missing_library(int binary, char *pathfds)
{
char * const env[] = { pathfds, NULL };
try_to_run(binary, 1, env, "",
"Shared object \"libpythagoras.so.0\" not found,"
" required by \"target\"\n");
}
static void
try_to_run(int binary, int exit_status, char * const *env,
const char *expected_out, const char *expected_err)
{
pid_t child = atf_utils_fork();
if (child == 0) {
char * const args[] = { "target", NULL };
fexecve(binary, args, env);
atf_tc_fail("fexecve() failed");
}
atf_utils_wait(child, exit_status, expected_out, expected_err);
}
static int
opendir(const char *name)
{
return open(name, O_RDONLY | O_DIRECTORY);
}
static int
opendirat(int parent, const char *name)
{
return openat(parent, name, O_RDONLY | O_DIRECTORY);
}
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