private void loadAllPlugin(Context context) {
long b = System.currentTimeMillis();
ArrayList<File> apkfiles = new ArrayList<File>();
File baseDir = new File(PluginDirHelper.getBaseDir(context));
File[] dirs = baseDir.listFiles();
for (File dir : dirs) {
if (dir.isDirectory()) {
File file = new File(dir, "apk/base-1.apk");
if (file.exists()) {
apkfiles.add(file);
}
}
}
Log.i(TAG, "Search apk cost %s ms", (System.currentTimeMillis() - b));
b = System.currentTimeMillis();
if (apkfiles != null && apkfiles.size() > 0) {
for (File pluginFile : apkfiles) {
long b1 = System.currentTimeMillis();
try {
PluginPackageParser pluginPackageParser = new PluginPackageParser(mContext, pluginFile);
Signature[] signatures = readSignatures(pluginPackageParser.getPackageName());
if (signatures == null || signatures.length <= 0) {
pluginPackageParser.collectCertificates(0);
PackageInfo info = pluginPackageParser.getPackageInfo(PackageManager.GET_SIGNATURES);
saveSignatures(info);
} else {
mSignatureCache.put(pluginPackageParser.getPackageName(), signatures);
pluginPackageParser.writeSignature(signatures);
}
if (!mPluginCache.containsKey(pluginPackageParser.getPackageName())) {
mPluginCache.put(pluginPackageParser.getPackageName(), pluginPackageParser);
}
} catch (Throwable e) {
Log.e(TAG, "parse a apk file error %s", e, pluginFile.getPath());
} finally {
Log.i(
TAG,
"Parse %s apk cost %s ms",
pluginFile.getPath(),
(System.currentTimeMillis() - b1));
}
}
}
Log.i(TAG, "Parse all apk cost %s ms", (System.currentTimeMillis() - b));
b = System.currentTimeMillis();
try {
mActivityManagerService.onCreate(IPluginManagerImpl.this);
} catch (Exception e) {
Log.e(TAG, "mActivityManagerService.onCreate", e);
}
Log.i(TAG, "ActivityManagerService.onCreate %s ms", (System.currentTimeMillis() - b));
}
private void saveSignatures(PackageInfo pkgInfo) {
if (pkgInfo != null && pkgInfo.signatures != null) {
int i = 0;
for (Signature signature : pkgInfo.signatures) {
File file =
new File(PluginDirHelper.getPluginSignatureFile(mContext, pkgInfo.packageName, i));
try {
Utils.writeToFile(file, signature.toByteArray());
Log.i(
TAG,
"Save %s signature of %s,md5=%s",
pkgInfo.packageName,
i,
Utils.md5(signature.toByteArray()));
} catch (Exception e) {
e.printStackTrace();
Log.w(TAG, "Save signatures fail", e);
file.delete();
Utils.deleteDir(PluginDirHelper.getPluginSignatureDir(mContext, pkgInfo.packageName));
break;
}
i++;
}
}
}
private Signature[] readSignatures(String packageName) {
List<String> fils = PluginDirHelper.getPluginSignatureFiles(mContext, packageName);
List<Signature> signatures = new ArrayList<Signature>(fils.size());
int i = 0;
for (String file : fils) {
try {
byte[] data = Utils.readFromFile(new File(file));
if (data != null) {
Signature sin = new Signature(data);
signatures.add(sin);
Log.i(
TAG, "Read %s signature of %s,md5=%s", packageName, i, Utils.md5(sin.toByteArray()));
} else {
Log.i(TAG, "Read %s signature of %s FAIL", packageName, i);
return null;
}
i++;
} catch (Exception e) {
Log.i(TAG, "Read %s signature of %s FAIL", e, packageName, i);
return null;
}
}
return signatures.toArray(new Signature[signatures.size()]);
}
@Override
public boolean killBackgroundProcesses(String pluginPackageName) throws RemoteException {
ActivityManager am = (ActivityManager) mContext.getSystemService(Context.ACTIVITY_SERVICE);
List<RunningAppProcessInfo> infos = am.getRunningAppProcesses();
boolean success = false;
for (RunningAppProcessInfo info : infos) {
if (info.pkgList != null
&& Arrays.binarySearch(info.pkgList, pluginPackageName) >= 0
&& info.pid != android.os.Process.myPid()) {
Log.i(
TAG,
"killBackgroundProcesses(%s),pkgList=%s,pid=%s",
pluginPackageName,
Arrays.toString(info.pkgList),
info.pid);
android.os.Process.killProcess(info.pid);
success = true;
}
}
return success;
}
private void copyNativeLibs(Context context, String apkfile, ApplicationInfo applicationInfo)
throws Exception {
String nativeLibraryDir =
PluginDirHelper.getPluginNativeLibraryDir(context, applicationInfo.packageName);
ZipFile zipFile = null;
try {
zipFile = new ZipFile(apkfile);
Enumeration<? extends ZipEntry> entries = zipFile.entries();
Map<String, ZipEntry> libZipEntries = new HashMap<String, ZipEntry>();
Map<String, Set<String>> soList = new HashMap<String, Set<String>>(1);
while (entries.hasMoreElements()) {
ZipEntry entry = entries.nextElement();
String name = entry.getName();
if (name.contains("../")) {
Log.d(TAG, "Path traversal attack prevented");
continue;
}
if (name.startsWith("lib/") && !entry.isDirectory()) {
libZipEntries.put(name, entry);
String soName = new File(name).getName();
Set<String> fs = soList.get(soName);
if (fs == null) {
fs = new TreeSet<String>();
soList.put(soName, fs);
}
fs.add(name);
}
}
for (String soName : soList.keySet()) {
Log.e(TAG, "==========so name=" + soName);
Set<String> soPaths = soList.get(soName);
String soPath = findSoPath(soPaths);
if (soPath != null) {
File file = new File(nativeLibraryDir, soName);
if (file.exists()) {
file.delete();
}
InputStream in = null;
FileOutputStream ou = null;
try {
in = zipFile.getInputStream(libZipEntries.get(soPath));
ou = new FileOutputStream(file);
byte[] buf = new byte[8192];
int read = 0;
while ((read = in.read(buf)) != -1) {
ou.write(buf, 0, read);
}
ou.flush();
ou.getFD().sync();
Log.i(TAG, "copy so(%s) for %s to %s ok!", soName, soPath, file.getPath());
} catch (Exception e) {
if (file.exists()) {
file.delete();
}
throw e;
} finally {
if (in != null) {
try {
in.close();
} catch (Exception e) {
}
}
if (ou != null) {
try {
ou.close();
} catch (Exception e) {
}
}
}
}
}
} finally {
if (zipFile != null) {
try {
zipFile.close();
} catch (Exception e) {
}
}
}
}
