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/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright 2023 Red Hat GmbH
* Author: Alice Frosi <afrosi@redhat.com>
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sched.h>
#include <unistd.h>
#include <limits.h>
#include <fcntl.h>
#include <sys/prctl.h>
#include <sys/syscall.h>
#include <sys/ioctl.h>
#include <sys/wait.h>
#include <linux/audit.h>
#include <linux/filter.h>
#include <linux/seccomp.h>
#include <sys/mman.h>
#include <sys/un.h>
#include <sys/socket.h>
#include <check.h>
#include "gluten.h"
#include "common.h"
#include "testutil.h"
#include "filter.h"
static int generate_install_filter(struct args_target *at)
{
struct bpf_call calls[] = { {} };
struct syscall_entry table[] = {
{ .count = 1, .nr = at->nr, .entry = &calls[0] }
};
struct sock_filter filter[30];
unsigned int size;
size = create_bfp_program(table, filter, 1);
return install_filter(filter, size);
}
void setup_build_filter()
{
at = mmap(NULL, sizeof(struct args_target), PROT_READ | PROT_WRITE,
MAP_SHARED | MAP_ANONYMOUS, -1, 0);
at->check_fd = false;
at->nr = __NR_getpid;
at->args[0] = NULL;
at->install_filter = generate_install_filter;
setup();
}
START_TEST(filter)
{
continue_target();
}
END_TEST
Suite *op_call_suite(void)
{
Suite *s;
int timeout = 30;
TCase *simple;
s = suite_create("Test filter with target");
simple = tcase_create("simple");
tcase_add_checked_fixture(simple, setup_build_filter, teardown);
tcase_set_timeout(simple, timeout);
tcase_add_test(simple, filter);
suite_add_tcase(s, simple);
return s;
}
int main(void)
{
int no_failed = 0;
Suite *s;
SRunner *runner;
s = op_call_suite();
runner = srunner_create(s);
srunner_run_all(runner, CK_VERBOSE);
no_failed = srunner_ntests_failed(runner);
srunner_free(runner);
return (no_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}
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