+++ /dev/null
-/* ownCloud Android client application
- * Copyright (C) 2012-2013 ownCloud Inc.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2,
- * as published by the Free Software Foundation.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
-package com.owncloud.android.network;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.security.GeneralSecurityException;
-import java.security.KeyStore;
-import java.security.KeyStoreException;
-import java.security.NoSuchAlgorithmException;
-import java.security.cert.Certificate;
-import java.security.cert.CertificateException;
-
-import javax.net.ssl.SSLContext;
-import javax.net.ssl.TrustManager;
-
-import org.apache.commons.httpclient.MultiThreadedHttpConnectionManager;
-import org.apache.commons.httpclient.protocol.Protocol;
-import org.apache.http.conn.ssl.BrowserCompatHostnameVerifier;
-import org.apache.http.conn.ssl.X509HostnameVerifier;
-
-import com.owncloud.android.authentication.AccountAuthenticator;
-import com.owncloud.android.authentication.AccountUtils;
-import com.owncloud.android.authentication.AccountUtils.AccountNotFoundException;
-import com.owncloud.android.network.webdav.WebdavClient;
-import com.owncloud.android.Log_OC;
-import com.owncloud.android.MainApp;
-
-
-import android.accounts.Account;
-import android.accounts.AccountManager;
-import android.accounts.AccountManagerFuture;
-import android.accounts.AuthenticatorException;
-import android.accounts.OperationCanceledException;
-import android.app.Activity;
-import android.content.Context;
-import android.net.Uri;
-import android.os.Bundle;
-
-public class OwnCloudClientUtils {
-
- final private static String TAG = OwnCloudClientUtils.class.getSimpleName();
-
- /** Default timeout for waiting data from the server */
- public static final int DEFAULT_DATA_TIMEOUT = 60000;
-
- /** Default timeout for establishing a connection */
- public static final int DEFAULT_CONNECTION_TIMEOUT = 60000;
-
- /** Connection manager for all the WebdavClients */
- private static MultiThreadedHttpConnectionManager mConnManager = null;
-
- private static Protocol mDefaultHttpsProtocol = null;
-
- private static AdvancedSslSocketFactory mAdvancedSslSocketFactory = null;
-
- private static X509HostnameVerifier mHostnameVerifier = null;
-
-
- /**
- * Creates a WebdavClient setup for an ownCloud account
- *
- * Do not call this method from the main thread.
- *
- * @param account The ownCloud account
- * @param appContext Android application context
- * @return A WebdavClient object ready to be used
- * @throws AuthenticatorException If the authenticator failed to get the authorization token for the account.
- * @throws OperationCanceledException If the authenticator operation was cancelled while getting the authorization token for the account.
- * @throws IOException If there was some I/O error while getting the authorization token for the account.
- * @throws AccountNotFoundException If 'account' is unknown for the AccountManager
- */
- public static WebdavClient createOwnCloudClient (Account account, Context appContext) throws OperationCanceledException, AuthenticatorException, IOException, AccountNotFoundException {
- //Log_OC.d(TAG, "Creating WebdavClient associated to " + account.name);
-
- Uri uri = Uri.parse(AccountUtils.constructFullURLForAccount(appContext, account));
- AccountManager am = AccountManager.get(appContext);
- boolean isOauth2 = am.getUserData(account, AccountAuthenticator.KEY_SUPPORTS_OAUTH2) != null; // TODO avoid calling to getUserData here
- boolean isSamlSso = am.getUserData(account, AccountAuthenticator.KEY_SUPPORTS_SAML_WEB_SSO) != null;
- WebdavClient client = createOwnCloudClient(uri, appContext, !isSamlSso);
- if (isOauth2) {
- String accessToken = am.blockingGetAuthToken(account, MainApp.getAuthTokenTypeAccessToken(), false);
- client.setBearerCredentials(accessToken); // TODO not assume that the access token is a bearer token
-
- } else if (isSamlSso) { // TODO avoid a call to getUserData here
- String accessToken = am.blockingGetAuthToken(account, MainApp.getAuthTokenTypeSamlSessionCookie(), false);
- client.setSsoSessionCookie(accessToken);
-
- } else {
- String username = account.name.substring(0, account.name.lastIndexOf('@'));
- //String password = am.getPassword(account);
- String password = am.blockingGetAuthToken(account, MainApp.getAuthTokenTypePass(), false);
- client.setBasicCredentials(username, password);
- }
-
- return client;
- }
-
-
- public static WebdavClient createOwnCloudClient (Account account, Context appContext, Activity currentActivity) throws OperationCanceledException, AuthenticatorException, IOException, AccountNotFoundException {
- Uri uri = Uri.parse(AccountUtils.constructFullURLForAccount(appContext, account));
- AccountManager am = AccountManager.get(appContext);
- boolean isOauth2 = am.getUserData(account, AccountAuthenticator.KEY_SUPPORTS_OAUTH2) != null; // TODO avoid calling to getUserData here
- boolean isSamlSso = am.getUserData(account, AccountAuthenticator.KEY_SUPPORTS_SAML_WEB_SSO) != null;
- WebdavClient client = createOwnCloudClient(uri, appContext, !isSamlSso);
-
- if (isOauth2) { // TODO avoid a call to getUserData here
- AccountManagerFuture<Bundle> future = am.getAuthToken(account, MainApp.getAuthTokenTypeAccessToken(), null, currentActivity, null, null);
- Bundle result = future.getResult();
- String accessToken = result.getString(AccountManager.KEY_AUTHTOKEN);
- if (accessToken == null) throw new AuthenticatorException("WTF!");
- client.setBearerCredentials(accessToken); // TODO not assume that the access token is a bearer token
-
- } else if (isSamlSso) { // TODO avoid a call to getUserData here
- AccountManagerFuture<Bundle> future = am.getAuthToken(account, MainApp.getAuthTokenTypeSamlSessionCookie(), null, currentActivity, null, null);
- Bundle result = future.getResult();
- String accessToken = result.getString(AccountManager.KEY_AUTHTOKEN);
- if (accessToken == null) throw new AuthenticatorException("WTF!");
- client.setSsoSessionCookie(accessToken);
-
- } else {
- String username = account.name.substring(0, account.name.lastIndexOf('@'));
- //String password = am.getPassword(account);
- //String password = am.blockingGetAuthToken(account, MainApp.getAuthTokenTypePass(), false);
- AccountManagerFuture<Bundle> future = am.getAuthToken(account, MainApp.getAuthTokenTypePass(), null, currentActivity, null, null);
- Bundle result = future.getResult();
- String password = result.getString(AccountManager.KEY_AUTHTOKEN);
- client.setBasicCredentials(username, password);
- }
-
- return client;
- }
-
- /**
- * Creates a WebdavClient to access a URL and sets the desired parameters for ownCloud client connections.
- *
- * @param uri URL to the ownCloud server
- * @param context Android context where the WebdavClient is being created.
- * @return A WebdavClient object ready to be used
- */
- public static WebdavClient createOwnCloudClient(Uri uri, Context context, boolean followRedirects) {
- try {
- registerAdvancedSslContext(true, context);
- } catch (GeneralSecurityException e) {
- Log_OC.e(TAG, "Advanced SSL Context could not be loaded. Default SSL management in the system will be used for HTTPS connections", e);
-
- } catch (IOException e) {
- Log_OC.e(TAG, "The local server truststore could not be read. Default SSL management in the system will be used for HTTPS connections", e);
- }
-
- WebdavClient client = new WebdavClient(getMultiThreadedConnManager());
-
- client.setDefaultTimeouts(DEFAULT_DATA_TIMEOUT, DEFAULT_CONNECTION_TIMEOUT);
- client.setBaseUri(uri);
- client.setFollowRedirects(followRedirects);
-
- return client;
- }
-
-
- /**
- * Registers or unregisters the proper components for advanced SSL handling.
- * @throws IOException
- */
- private static void registerAdvancedSslContext(boolean register, Context context) throws GeneralSecurityException, IOException {
- Protocol pr = null;
- try {
- pr = Protocol.getProtocol("https");
- if (pr != null && mDefaultHttpsProtocol == null) {
- mDefaultHttpsProtocol = pr;
- }
- } catch (IllegalStateException e) {
- // nothing to do here; really
- }
- boolean isRegistered = (pr != null && pr.getSocketFactory() instanceof AdvancedSslSocketFactory);
- if (register && !isRegistered) {
- Protocol.registerProtocol("https", new Protocol("https", getAdvancedSslSocketFactory(context), 443));
-
- } else if (!register && isRegistered) {
- if (mDefaultHttpsProtocol != null) {
- Protocol.registerProtocol("https", mDefaultHttpsProtocol);
- }
- }
- }
-
- public static AdvancedSslSocketFactory getAdvancedSslSocketFactory(Context context) throws GeneralSecurityException, IOException {
- if (mAdvancedSslSocketFactory == null) {
- KeyStore trustStore = getKnownServersStore(context);
- AdvancedX509TrustManager trustMgr = new AdvancedX509TrustManager(trustStore);
- TrustManager[] tms = new TrustManager[] { trustMgr };
-
- SSLContext sslContext = SSLContext.getInstance("TLS");
- sslContext.init(null, tms, null);
-
- mHostnameVerifier = new BrowserCompatHostnameVerifier();
- mAdvancedSslSocketFactory = new AdvancedSslSocketFactory(sslContext, trustMgr, mHostnameVerifier);
- }
- return mAdvancedSslSocketFactory;
- }
-
-
- private static String LOCAL_TRUSTSTORE_FILENAME = "knownServers.bks";
-
- private static String LOCAL_TRUSTSTORE_PASSWORD = "password";
-
- private static KeyStore mKnownServersStore = null;
-
- /**
- * Returns the local store of reliable server certificates, explicitly accepted by the user.
- *
- * Returns a KeyStore instance with empty content if the local store was never created.
- *
- * Loads the store from the storage environment if needed.
- *
- * @param context Android context where the operation is being performed.
- * @return KeyStore instance with explicitly-accepted server certificates.
- * @throws KeyStoreException When the KeyStore instance could not be created.
- * @throws IOException When an existing local trust store could not be loaded.
- * @throws NoSuchAlgorithmException When the existing local trust store was saved with an unsupported algorithm.
- * @throws CertificateException When an exception occurred while loading the certificates from the local trust store.
- */
- private static KeyStore getKnownServersStore(Context context) throws KeyStoreException, IOException, NoSuchAlgorithmException, CertificateException {
- if (mKnownServersStore == null) {
- //mKnownServersStore = KeyStore.getInstance("BKS");
- mKnownServersStore = KeyStore.getInstance(KeyStore.getDefaultType());
- File localTrustStoreFile = new File(context.getFilesDir(), LOCAL_TRUSTSTORE_FILENAME);
- Log_OC.d(TAG, "Searching known-servers store at " + localTrustStoreFile.getAbsolutePath());
- if (localTrustStoreFile.exists()) {
- InputStream in = new FileInputStream(localTrustStoreFile);
- try {
- mKnownServersStore.load(in, LOCAL_TRUSTSTORE_PASSWORD.toCharArray());
- } finally {
- in.close();
- }
- } else {
- mKnownServersStore.load(null, LOCAL_TRUSTSTORE_PASSWORD.toCharArray()); // necessary to initialize an empty KeyStore instance
- }
- }
- return mKnownServersStore;
- }
-
-
- public static void addCertToKnownServersStore(Certificate cert, Context context) throws KeyStoreException, NoSuchAlgorithmException,
- CertificateException, IOException {
- KeyStore knownServers = getKnownServersStore(context);
- knownServers.setCertificateEntry(Integer.toString(cert.hashCode()), cert);
- FileOutputStream fos = null;
- try {
- fos = context.openFileOutput(LOCAL_TRUSTSTORE_FILENAME, Context.MODE_PRIVATE);
- knownServers.store(fos, LOCAL_TRUSTSTORE_PASSWORD.toCharArray());
- } finally {
- fos.close();
- }
- }
-
-
- static private MultiThreadedHttpConnectionManager getMultiThreadedConnManager() {
- if (mConnManager == null) {
- mConnManager = new MultiThreadedHttpConnectionManager();
- mConnManager.getParams().setDefaultMaxConnectionsPerHost(5);
- mConnManager.getParams().setMaxTotalConnections(5);
- }
- return mConnManager;
- }
-
-
-}
projects / pub / Android / ownCloud.git / blobdiff