1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko.fxa.receivers;
import android.app.IntentService;
import android.content.Context;
import android.content.Intent;
import org.mozilla.gecko.background.common.log.Logger;
import org.mozilla.gecko.background.fxa.oauth.FxAccountAbstractClient;
import org.mozilla.gecko.background.fxa.oauth.FxAccountAbstractClientException.FxAccountAbstractClientRemoteException;
import org.mozilla.gecko.background.fxa.oauth.FxAccountOAuthClient10;
import org.mozilla.gecko.fxa.FxAccountConstants;
import org.mozilla.gecko.fxa.authenticator.AndroidFxAccount;
import org.mozilla.gecko.fxa.sync.FxAccountNotificationManager;
import org.mozilla.gecko.fxa.sync.FxAccountSyncAdapter;
import org.mozilla.gecko.sync.repositories.android.ClientsDatabase;
import org.mozilla.gecko.sync.repositories.android.FennecTabsRepository;
import java.util.concurrent.Executor;
/**
* A background service to clean up after a Firefox Account is deleted.
* <p>
* Note that we specifically handle deleting the pickle file using a Service and a
* BroadcastReceiver, rather than a background thread, to allow channels sharing a Firefox account
* to delete their respective pickle files (since, if one remains, the account will be restored
* when that channel is used).
*/
public class FxAccountDeletedService extends IntentService {
public static final String LOG_TAG = FxAccountDeletedService.class.getSimpleName();
public FxAccountDeletedService() {
super(LOG_TAG);
}
@Override
protected void onHandleIntent(final Intent intent) {
// We have an in-memory accounts cache which we use for a variety of tasks; it needs to be cleared.
// It should be fine to invalidate it before doing anything else, as the tasks below do not rely
// on this data.
AndroidFxAccount.invalidateCaches();
// Intent can, in theory, be null. Bug 1025937.
if (intent == null) {
Logger.debug(LOG_TAG, "Short-circuiting on null intent.");
return;
}
final Context context = this;
long intentVersion = intent.getLongExtra(
FxAccountConstants.ACCOUNT_DELETED_INTENT_VERSION_KEY, 0);
long expectedVersion = FxAccountConstants.ACCOUNT_DELETED_INTENT_VERSION;
if (intentVersion != expectedVersion) {
Logger.warn(LOG_TAG, "Intent malformed: version " + intentVersion + " given but " +
"version " + expectedVersion + "expected. Not cleaning up after deleted Account.");
return;
}
// Android Account name, not Sync encoded account name.
final String accountName = intent.getStringExtra(
FxAccountConstants.ACCOUNT_DELETED_INTENT_ACCOUNT_KEY);
if (accountName == null) {
Logger.warn(LOG_TAG, "Intent malformed: no account name given. Not cleaning up after " +
"deleted Account.");
return;
}
// Fire up gecko and unsubscribe push
final Intent geckoIntent = new Intent();
geckoIntent.setAction("create-services");
geckoIntent.setClassName(context, "org.mozilla.gecko.GeckoService");
geckoIntent.putExtra("category", "android-push-service");
geckoIntent.putExtra("data", "android-fxa-unsubscribe");
final AndroidFxAccount fxAccount = AndroidFxAccount.fromContext(context);
geckoIntent.putExtra("org.mozilla.gecko.intent.PROFILE_NAME",
intent.getStringExtra(FxAccountConstants.ACCOUNT_DELETED_INTENT_ACCOUNT_PROFILE));
context.startService(geckoIntent);
// Delete client database and non-local tabs.
Logger.info(LOG_TAG, "Deleting the entire Fennec clients database and non-local tabs");
FennecTabsRepository.deleteNonLocalClientsAndTabs(context);
// Clear Firefox Sync client tables.
try {
Logger.info(LOG_TAG, "Deleting the Firefox Sync clients database.");
ClientsDatabase db = null;
try {
db = new ClientsDatabase(context);
db.wipeClientsTable();
db.wipeCommandsTable();
} finally {
if (db != null) {
db.close();
}
}
} catch (Exception e) {
Logger.warn(LOG_TAG, "Got exception deleting the Firefox Sync clients database; ignoring.", e);
}
// Remove any displayed notifications.
new FxAccountNotificationManager(FxAccountSyncAdapter.NOTIFICATION_ID).clear(context);
// Bug 1147275: Delete cached oauth tokens. There's no way to query all
// oauth tokens from Android, so this is tricky to do comprehensively. We
// can query, individually, for specific oauth tokens to delete, however.
final String oauthServerURI = intent.getStringExtra(FxAccountConstants.ACCOUNT_OAUTH_SERVICE_ENDPOINT_KEY);
final String[] tokens = intent.getStringArrayExtra(FxAccountConstants.ACCOUNT_DELETED_INTENT_ACCOUNT_AUTH_TOKENS);
if (oauthServerURI != null && tokens != null) {
final Executor directExecutor = new Executor() {
@Override
public void execute(Runnable runnable) {
runnable.run();
}
};
final FxAccountOAuthClient10 oauthClient = new FxAccountOAuthClient10(oauthServerURI, directExecutor);
for (String token : tokens) {
if (token == null) {
Logger.error(LOG_TAG, "Cached OAuth token is null; should never happen. Ignoring.");
continue;
}
try {
oauthClient.deleteToken(token, new FxAccountAbstractClient.RequestDelegate<Void>() {
@Override
public void handleSuccess(Void result) {
Logger.info(LOG_TAG, "Successfully deleted cached OAuth token.");
}
@Override
public void handleError(Exception e) {
Logger.error(LOG_TAG, "Failed to delete cached OAuth token; ignoring.", e);
}
@Override
public void handleFailure(FxAccountAbstractClientRemoteException e) {
Logger.error(LOG_TAG, "Exception during cached OAuth token deletion; ignoring.", e);
}
});
} catch (Exception e) {
Logger.error(LOG_TAG, "Exception during cached OAuth token deletion; ignoring.", e);
}
}
} else {
Logger.error(LOG_TAG, "Cached OAuth server URI is null or cached OAuth tokens are null; ignoring.");
}
}
}
|