Merge "Revert "SELinuxMMAC unit tests""

This commit is contained in:
Nick Kralevich
2014-09-03 20:04:26 +00:00
committed by Gerrit Code Review
11 changed files with 0 additions and 333 deletions

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<signer signature="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" >
<seinfo value="signer" />
<package name="com.android.frameworks.servicestests.mmac_install_platform" >
<seinfo value="package" />
</package>
</signer>
</policy>

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@ -1,8 +0,0 @@
<?xml version="1.0" encoding="utf-8"?>
<policy>
<default>
<seinfo value="default" />
</default>
</policy>

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@ -1,3 +0,0 @@
<?xml version="1.0" encoding="utf-8"?>
<policy>
</policy>

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@ -1,247 +0,0 @@
/*
* Copyright (C) 2014 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 com.android.server.pm;
import android.content.pm.PackageParser;
import android.content.res.Resources;
import android.content.res.Resources.NotFoundException;
import android.net.Uri;
import android.os.FileUtils;
import android.test.AndroidTestCase;
import android.util.DisplayMetrics;
import com.android.frameworks.servicestests.R;
import java.io.File;
import java.io.FileReader;
import java.io.InputStream;
import java.io.IOException;
/**
* Test the {@link SELinuxMMAC} functionality. An emphasis is placed on testing the
* seinfo assignments that result from various mac_permissions.xml files. To run these
* tests individually use the following set of commands:
*
* <pre>
* {@code
* cd $ANDROID_BUILD_TOP
* make -j8 FrameworksServicesTests
* adb install -r out/target/product/mako/data/app/FrameworksServicesTests.apk
* adb shell am instrument -w -e class com.android.server.pm.SELinuxMMACTests com.android.frameworks.servicestests/android.test.InstrumentationTestRunner
* }
*
*/
public class SELinuxMMACTests extends AndroidTestCase {
private static final String TAG = "SELinuxMMACTests";
private static File MAC_INSTALL_TMP;
private static File APK_INSTALL_TMP;
private static final String MAC_INSTALL_TMP_NAME = "macperms_test_policy";
private static final String APK_INSTALL_TMP_NAME = "test_install.apk";
@Override
protected void setUp() throws Exception {
super.setUp();
// Use the test apps data directory as scratch space
File filesDir = mContext.getFilesDir();
assertNotNull(filesDir);
// Need a tmp file to hold mmac policy
MAC_INSTALL_TMP = new File(filesDir, MAC_INSTALL_TMP_NAME);
// Need a tmp file to hold the apk
APK_INSTALL_TMP = new File(filesDir, APK_INSTALL_TMP_NAME);
}
@Override
protected void tearDown() throws Exception {
super.tearDown();
// Just in case tmp files still exist
MAC_INSTALL_TMP.delete();
APK_INSTALL_TMP.delete();
}
/**
* Fake an app install. Simply call the PackageParser to parse and save the
* contents of the app.
*/
private PackageParser.Package parsePackage(Uri packageURI) {
// Package archive parsing
String archiveFilePath = packageURI.getPath();
PackageParser packageParser = new PackageParser(archiveFilePath);
File sourceFile = new File(archiveFilePath);
DisplayMetrics metrics = new DisplayMetrics();
metrics.setToDefaults();
PackageParser.Package pkg = packageParser.parsePackage(sourceFile,
archiveFilePath, metrics, 0);
assertNotNull(pkg);
assertNotNull(pkg.packageName);
// Collect the certs for this package
boolean savedCerts = packageParser.collectCertificates(pkg, 0);
assertTrue(savedCerts);
return pkg;
}
/**
* Dump the contents of a resource to a file. This is just an ancillary function
* used for copying the apk and mac_permissions.xml policy files.
*/
private Uri getResourceURI(int fileResId, File outFile) {
try (InputStream is = mContext.getResources().openRawResource(fileResId)) {
boolean copied = FileUtils.copyToFile(is, outFile);
assertTrue(copied);
} catch (NotFoundException | IOException ex) {
fail("Expecting to load resource with id: " + fileResId + ". " + ex);
}
return Uri.fromFile(outFile);
}
/**
* Takes the policy xml file as a resource, the apk as a resource and the expected
* seinfo string. Determines if the assigned seinfo string matches the passed string.
*/
private void checkSeinfo(int policyRes, int apkRes, String expectedSeinfo) {
// Grab policy file as a uri
Uri policyURI = getResourceURI(policyRes, MAC_INSTALL_TMP);
// Parse the policy file
boolean parsed = SELinuxMMAC.readInstallPolicy(policyURI.getPath());
assertTrue(parsed);
// Grab the apk as a uri
Uri apkURI = getResourceURI(apkRes, APK_INSTALL_TMP);
// "install" the apk
PackageParser.Package pkg = parsePackage(apkURI);
// Assign the apk an seinfo value
SELinuxMMAC.assignSeinfoValue(pkg);
// Check for expected seinfo against assigned seinfo value
String actualSeinfo = pkg.applicationInfo.seinfo;
if (expectedSeinfo == null) {
assertNull(actualSeinfo);
} else {
assertEquals(expectedSeinfo, actualSeinfo);
}
// delete policy and apk
MAC_INSTALL_TMP.delete();
APK_INSTALL_TMP.delete();
}
/*
* Start of the SElinuxMMAC tests
*/
// Requested policy file doesn't exist
public void test_INSTALL_POLICY_BADPATH() {
boolean ret = SELinuxMMAC.readInstallPolicy("/d/o/e/s/n/t/e/x/i/s/t");
assertFalse(ret);
}
/*
* Raw resource xml file names can be decoded with:
* c = signature stanza included
* s = seinfo tag attached
* p = package tag attached
* d = default stanza included
* n = means the next abbreviation is missing
*
* Example: R.raw.mmac_csps_ds.xml would translate to a signer stanza
* with a seinfo tag attached followed by an inner child package tag which
* has an seinfo tag. Also, there is a default stanza with an attached
* seinfo tag.
*/
// signer stanza (seinfo, no package), no default stanza : match signer
public void test_CSNP_ND() {
checkSeinfo(R.raw.mmac_csnp_nd, R.raw.signed_platform, "signer");
}
// signer stanza (seinfo, no package), no default stanza : match nothing
public void test_CSNP_ND_2() {
checkSeinfo(R.raw.mmac_csnp_nd, R.raw.signed_release, null);
}
// signer stanza (seinfo, package), no default stanza : match inner package
public void test_CSPS_ND() {
checkSeinfo(R.raw.mmac_csps_nd, R.raw.signed_platform, "package");
}
// signer stanza (seinfo, package), no default stanza : match nothing
public void test_CSPS_ND_2() {
checkSeinfo(R.raw.mmac_csps_nd, R.raw.signed_release, null);
}
// signer stanza (no seinfo, package), no default stanza : match inner package
public void test_CNSPS_ND() {
checkSeinfo(R.raw.mmac_cnsps_nd, R.raw.signed_platform, "package");
}
// signer stanza (no seinfo, package), no default stanza : match nothing
public void test_CNSPS_ND_2() {
checkSeinfo(R.raw.mmac_cnsps_nd, R.raw.signed_release, null);
}
// signer stanza (seinfo, no package), default stanza : match signer
public void test_CSNP_DS() {
checkSeinfo(R.raw.mmac_csnp_ds, R.raw.signed_platform, "signer");
}
// signer stanza (seinfo, no package), default stanza : match default
public void test_CSNP_DS_2() {
checkSeinfo(R.raw.mmac_csnp_ds, R.raw.signed_release, "default");
}
// signer stanza (seinfo, package), default stanza : match inner package
public void test_CSPS_DS() {
checkSeinfo(R.raw.mmac_csps_ds, R.raw.signed_platform, "package");
}
// signer stanza (seinfo, package), default stanza : match default
public void test_CSPS_DS_2() {
checkSeinfo(R.raw.mmac_csps_ds, R.raw.signed_release, "default");
}
// signer stanza (no seinfo, package), default stanza : match inner package
public void test_CNSPS_DS() {
checkSeinfo(R.raw.mmac_cnsps_ds, R.raw.signed_platform, "package");
}
// signer stanza (no seinfo, package), default stanza : match default
public void test_CNSPS_DS_2() {
checkSeinfo(R.raw.mmac_cnsps_ds, R.raw.signed_release, "default");
}
// no signer stanza, default stanza : match default
public void test_NC_DS() {
checkSeinfo(R.raw.mmac_nc_ds, R.raw.signed_platform, "default");
}
// Test for empty policy (i.e. no stanzas at all) : match nothing
public void test_NC_ND() {
checkSeinfo(R.raw.mmac_nc_nd, R.raw.signed_platform, null);
}
}