dcashman | 5909bcd | 2014-08-21 15:33:24 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2014 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
dcashman | 13eae90 | 2014-10-16 10:04:21 -0700 | [diff] [blame^] | 17 | package android.cts.security; |
dcashman | 5909bcd | 2014-08-21 15:33:24 -0700 | [diff] [blame] | 18 | |
| 19 | import com.android.cts.tradefed.build.CtsBuildHelper; |
| 20 | import com.android.ddmlib.Log; |
| 21 | import com.android.ddmlib.Log.LogLevel; |
| 22 | import com.android.tradefed.build.IBuildInfo; |
| 23 | import com.android.tradefed.device.ITestDevice; |
| 24 | import com.android.tradefed.testtype.DeviceTestCase; |
| 25 | import com.android.tradefed.testtype.IBuildReceiver; |
| 26 | |
| 27 | import java.io.BufferedReader; |
| 28 | import java.io.File; |
| 29 | import java.io.InputStream; |
| 30 | import java.io.InputStreamReader; |
| 31 | import java.io.FileOutputStream; |
| 32 | import java.lang.String; |
| 33 | import java.net.URL; |
| 34 | import java.util.Scanner; |
| 35 | |
| 36 | /** |
| 37 | * Host-side SELinux tests. |
| 38 | * |
| 39 | * These tests analyze the policy file in use on the subject device directly or |
| 40 | * run as the shell user to evaluate aspects of the state of SELinux on the test |
| 41 | * device which otherwise would not be available to a normal apk. |
| 42 | */ |
| 43 | public class SELinuxHostTest extends DeviceTestCase { |
| 44 | |
| 45 | /** |
| 46 | * A reference to the device under test. |
| 47 | */ |
| 48 | private ITestDevice mDevice; |
| 49 | |
| 50 | @Override |
| 51 | protected void setUp() throws Exception { |
| 52 | super.setUp(); |
| 53 | mDevice = getDevice(); |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Tests that all domains in the running policy file are in enforcing mode |
| 58 | * |
| 59 | * @throws Exception |
| 60 | */ |
| 61 | public void testAllEnforcing() throws Exception { |
| 62 | |
| 63 | /* retrieve the sepolicy-analyze executable from jar */ |
| 64 | InputStream is = this.getClass().getResourceAsStream("/sepolicy-analyze"); |
| 65 | File execFile = File.createTempFile("sepolicy-analyze", ".tmp"); |
| 66 | FileOutputStream os = new FileOutputStream(execFile); |
| 67 | int rByte = 0; |
| 68 | while ((rByte = is.read()) != -1) { |
| 69 | os.write(rByte); |
| 70 | } |
| 71 | os.flush(); |
| 72 | os.close(); |
| 73 | execFile.setExecutable(true); |
| 74 | |
| 75 | /* obtain sepolicy file from running device */ |
| 76 | File policyFile = File.createTempFile("sepolicy", ".tmp"); |
| 77 | mDevice.executeAdbCommand("pull", "/sys/fs/selinux/policy", policyFile.getAbsolutePath()); |
| 78 | |
| 79 | /* run sepolicy-analyze permissive check on policy file */ |
| 80 | ProcessBuilder pb = new ProcessBuilder(execFile.getAbsolutePath(), "-p", "-P", |
| 81 | policyFile.getAbsolutePath()); |
| 82 | pb.redirectOutput(ProcessBuilder.Redirect.PIPE); |
| 83 | pb.redirectErrorStream(true); |
| 84 | Process p = pb.start(); |
| 85 | p.waitFor(); |
| 86 | BufferedReader result = new BufferedReader(new InputStreamReader(p.getInputStream())); |
| 87 | String line; |
| 88 | StringBuilder errorString = new StringBuilder(); |
| 89 | while ((line = result.readLine()) != null) { |
| 90 | errorString.append(line); |
| 91 | errorString.append("\n"); |
| 92 | } |
| 93 | |
| 94 | /* clean up and check condition */ |
| 95 | execFile.delete(); |
| 96 | policyFile.delete(); |
| 97 | assertTrue("The following SELinux domains were found to be in permissive mode:\n" |
| 98 | + errorString, errorString.length() == 0); |
| 99 | } |
| 100 | } |