/**
* Seccomp Library test program
*
* Copyright (c) 2012 Red Hat <pmoore@redhat.com>
* Author: Paul Moore <paul@paul-moore.com>
*/
/*
* This library is free software; you can redistribute it and/or modify it
* under the terms of version 2.1 of the GNU Lesser General Public License as
* published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, see <http://www.gnu.org/licenses>.
*/
#include <errno.h>
#include <unistd.h>
#include <seccomp.h>
#include "util.h"
int main(int argc, char *argv[])
{
int rc;
struct util_options opts;
scmp_filter_ctx ctx = NULL;
rc = util_getopt(argc, argv, &opts);
if (rc < 0)
goto out;
ctx = seccomp_init(SCMP_ACT_KILL);
if (ctx == NULL)
return ENOMEM;
/* the syscall and argument numbers are all fake to make the test
* simpler */
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1000, 2,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 1));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1000, 1,
SCMP_A1(SCMP_CMP_EQ, 1));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1001, 1,
SCMP_A1(SCMP_CMP_EQ, 1));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1001, 2,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 1));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1002, 4,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2),
SCMP_A3(SCMP_CMP_EQ, 3));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1002, 2,
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1003, 2,
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1003, 4,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2),
SCMP_A3(SCMP_CMP_EQ, 3));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1004, 4,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2),
SCMP_A3(SCMP_CMP_EQ, 3));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1004, 2,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 11));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1004, 4,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2),
SCMP_A3(SCMP_CMP_EQ, 33));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1004, 2,
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1005, 2,
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1005, 4,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2),
SCMP_A3(SCMP_CMP_EQ, 3));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1005, 2,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 11));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1005, 4,
SCMP_A0(SCMP_CMP_EQ, 0),
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2),
SCMP_A3(SCMP_CMP_EQ, 33));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1006, 2,
SCMP_A1(SCMP_CMP_NE, 1),
SCMP_A2(SCMP_CMP_EQ, 0));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1006, 2,
SCMP_A1(SCMP_CMP_EQ, 1),
SCMP_A2(SCMP_CMP_EQ, 2));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1006, 1,
SCMP_A1(SCMP_CMP_NE, 1));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_TRAP, 1007, 2,
SCMP_A2(SCMP_CMP_EQ, 2),
SCMP_A3(SCMP_CMP_EQ, 3));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1007, 2,
SCMP_A2(SCMP_CMP_EQ, 2),
SCMP_A3(SCMP_CMP_NE, 3));
if (rc != 0)
goto out;
rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1007, 1,
SCMP_A3(SCMP_CMP_NE, 3));
if (rc != 0)
goto out;
rc = util_filter_output(&opts, ctx);
if (rc)
goto out;
out:
seccomp_release(ctx);
return (rc < 0 ? -rc : rc);
}