hostsidetests/seccomp/app/src/android/seccomp/cts/app/SeccompDeviceTest.java

/*
 * Copyright (C) 2017 The Android Open Source Project
 *
 * Licensed 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.
 */

package android.seccomp.cts.app;

import org.junit.After;
import org.junit.Assert;
import org.junit.Assume;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;

import android.support.test.runner.AndroidJUnit4;
import android.platform.test.annotations.SecurityTest;
import com.android.compatibility.common.util.CpuFeatures;

/**
 * Device-side tests for CtsSeccompHostTestCases
 */
@RunWith(AndroidJUnit4.class)
public class SeccompDeviceTest {
    static {
        System.loadLibrary("ctsseccomp_jni");
    }

    @Test
    public void testCTSSyscallBlocked() {
        if (CpuFeatures.isArm64Cpu()) {
            testBlocked(217); // __NR_add_key
            testBlocked(219); // __NR_keyctl
            testAllowed(56); // __NR_openat

            // b/35034743 - do not remove test without reading bug
            testAllowed(267); // __NR_fstatfs64
        } else if (CpuFeatures.isArmCpu()) {
            testBlocked(309); // __NR_add_key
            testBlocked(311); // __NR_keyctl
            testAllowed(322); // __NR_openat

            // b/35906875 - do not remove test without reading bug
            testAllowed(316); // __NR_inotify_init
        } else if (CpuFeatures.isX86_64Cpu()) {
            testBlocked(248); // __NR_add_key
            testBlocked(250); // __NR_keyctl
            testAllowed(257); // __NR_openat
        } else if (CpuFeatures.isX86Cpu()) {
            testBlocked(286); // __NR_add_key
            testBlocked(288); // __NR_keyctl
            testAllowed(295); // __NR_openat
        } else if (CpuFeatures.isMips64Cpu()) {
            testBlocked(5239); // __NR_add_key
            testBlocked(5241); // __NR_keyctl
            testAllowed(5247); // __NR_openat
        } else if (CpuFeatures.isMipsCpu()) {
            testBlocked(4280); // __NR_add_key
            testBlocked(4282); // __NR_keyctl
            testAllowed(4288); // __NR_openat
        } else {
            Assert.fail("Unsupported OS");
        }
    }

    @Test
    public void testCTSSwapOnOffBlocked() {
        if (CpuFeatures.isArm64Cpu()) {
            testBlocked(224); // __NR_swapon
            testBlocked(225); // __NR_swapoff
        } else if (CpuFeatures.isArmCpu()) {
            testBlocked(87);  // __NR_swapon
            testBlocked(115); // __NR_swapoff
        } else if (CpuFeatures.isX86_64Cpu()) {
            testBlocked(167); // __NR_swapon
            testBlocked(168); // __NR_swapoff
        } else if (CpuFeatures.isX86Cpu()) {
            testBlocked(87);  // __NR_swapon
            testBlocked(115); // __NR_swapoff
        } else if (CpuFeatures.isMips64Cpu()) {
            testBlocked(5162); // __NR_swapon
            testBlocked(5163); // __NR_swapoff
        } else if (CpuFeatures.isMipsCpu()) {
            testBlocked(4087); // __NR_swapon
            testBlocked(4115); // __NR_swapoff
        } else {
            Assert.fail("Unsupported OS");
        }
    }

    @Test
    @SecurityTest(minPatchLevel = "2019-05")
    public void testPtraceSeccomp_CVE_2019_2054() throws Exception {
        Assert.assertTrue(testPtrace_CVE_2019_2054());
    }

    private void testBlocked(int nr) {
        Assert.assertTrue("Syscall " + nr + " not blocked", testSyscallBlocked(nr));
    }

    private void testAllowed(int nr) {
        Assert.assertFalse("Syscall " + nr + " blocked", testSyscallBlocked(nr));
    }

    private static final native boolean testSyscallBlocked(int nr);
    private static final native boolean testPtrace_CVE_2019_2054();
}