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|
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
/* exported Component */
const { Gio, GLib } = imports.gi;
const Params = imports.misc.params;
const GnomeSession = imports.misc.gnomeSession;
const Main = imports.ui.main;
const ShellMountOperation = imports.ui.shellMountOperation;
var GNOME_SESSION_AUTOMOUNT_INHIBIT = 16;
// GSettings keys
const SETTINGS_SCHEMA = 'org.gnome.desktop.media-handling';
const SETTING_ENABLE_AUTOMOUNT = 'automount';
var AUTORUN_EXPIRE_TIMEOUT_SECS = 10;
var AutomountManager = class {
constructor() {
this._settings = new Gio.Settings({ schema_id: SETTINGS_SCHEMA });
this._activeOperations = new Map();
this._session = new GnomeSession.SessionManager();
this._session.connectSignal('InhibitorAdded',
this._InhibitorsChanged.bind(this));
this._session.connectSignal('InhibitorRemoved',
this._InhibitorsChanged.bind(this));
this._inhibited = false;
this._volumeMonitor = Gio.VolumeMonitor.get();
}
enable() {
this._volumeMonitor.connectObject(
'volume-added', this._onVolumeAdded.bind(this),
'volume-removed', this._onVolumeRemoved.bind(this),
'drive-connected', this._onDriveConnected.bind(this),
'drive-disconnected', this._onDriveDisconnected.bind(this),
'drive-eject-button', this._onDriveEjectButton.bind(this), this);
this._mountAllId = GLib.idle_add(GLib.PRIORITY_DEFAULT, this._startupMountAll.bind(this));
GLib.Source.set_name_by_id(this._mountAllId, '[gnome-shell] this._startupMountAll');
}
disable() {
this._volumeMonitor.disconnectObject(this);
if (this._mountAllId > 0) {
GLib.source_remove(this._mountAllId);
this._mountAllId = 0;
}
}
async _InhibitorsChanged(_object, _senderName, [_inhibitor]) {
try {
const [inhibited] =
await this._session.IsInhibitedAsync(GNOME_SESSION_AUTOMOUNT_INHIBIT);
this._inhibited = inhibited;
} catch (e) {}
}
_startupMountAll() {
let volumes = this._volumeMonitor.get_volumes();
volumes.forEach(volume => {
this._checkAndMountVolume(volume, {
checkSession: false,
useMountOp: false,
allowAutorun: false,
});
});
this._mountAllId = 0;
return GLib.SOURCE_REMOVE;
}
_onDriveConnected() {
// if we're not in the current ConsoleKit session,
// or screensaver is active, don't play sounds
if (!this._session.SessionIsActive)
return;
let player = global.display.get_sound_player();
player.play_from_theme('device-added-media',
_("External drive connected"),
null);
}
_onDriveDisconnected() {
// if we're not in the current ConsoleKit session,
// or screensaver is active, don't play sounds
if (!this._session.SessionIsActive)
return;
let player = global.display.get_sound_player();
player.play_from_theme('device-removed-media',
_("External drive disconnected"),
null);
}
_onDriveEjectButton(monitor, drive) {
// TODO: this code path is not tested, as the GVfs volume monitor
// doesn't emit this signal just yet.
if (!this._session.SessionIsActive)
return;
// we force stop/eject in this case, so we don't have to pass a
// mount operation object
if (drive.can_stop()) {
drive.stop(Gio.MountUnmountFlags.FORCE, null, null,
(o, res) => {
try {
drive.stop_finish(res);
} catch (e) {
log(`Unable to stop the drive after drive-eject-button ${e.toString()}`);
}
});
} else if (drive.can_eject()) {
drive.eject_with_operation(Gio.MountUnmountFlags.FORCE, null, null,
(o, res) => {
try {
drive.eject_with_operation_finish(res);
} catch (e) {
log(`Unable to eject the drive after drive-eject-button ${e.toString()}`);
}
});
}
}
_onVolumeAdded(monitor, volume) {
this._checkAndMountVolume(volume);
}
_checkAndMountVolume(volume, params) {
params = Params.parse(params, {
checkSession: true,
useMountOp: true,
allowAutorun: true,
});
if (params.checkSession) {
// if we're not in the current ConsoleKit session,
// don't attempt automount
if (!this._session.SessionIsActive)
return;
}
if (this._inhibited)
return;
// Volume is already mounted, don't bother.
if (volume.get_mount())
return;
if (!this._settings.get_boolean(SETTING_ENABLE_AUTOMOUNT) ||
!volume.should_automount() ||
!volume.can_mount()) {
// allow the autorun to run anyway; this can happen if the
// mount gets added programmatically later, even if
// should_automount() or can_mount() are false, like for
// blank optical media.
this._allowAutorun(volume);
this._allowAutorunExpire(volume);
return;
}
if (params.useMountOp) {
let operation = new ShellMountOperation.ShellMountOperation(volume);
this._mountVolume(volume, operation, params.allowAutorun);
} else {
this._mountVolume(volume, null, params.allowAutorun);
}
}
_mountVolume(volume, operation, allowAutorun) {
if (allowAutorun)
this._allowAutorun(volume);
const mountOp = operation?.mountOp ?? null;
this._activeOperations.set(volume, operation);
volume.mount(0, mountOp, null,
this._onVolumeMounted.bind(this));
}
_onVolumeMounted(volume, res) {
this._allowAutorunExpire(volume);
try {
volume.mount_finish(res);
this._closeOperation(volume);
} catch (e) {
// FIXME: we will always get G_IO_ERROR_FAILED from the gvfs udisks
// backend, see https://bugs.freedesktop.org/show_bug.cgi?id=51271
// To reask the password if the user input was empty or wrong, we
// will check for corresponding error messages. However, these
// error strings are not unique for the cases in the comments below.
if (e.message.includes('No key available with this passphrase') || // cryptsetup
e.message.includes('No key available to unlock device') || // udisks (no password)
// libblockdev wrong password opening LUKS device
e.message.includes('Failed to activate device: Incorrect passphrase') ||
// cryptsetup returns EINVAL in many cases, including wrong TCRYPT password/parameters
e.message.includes('Failed to load device\'s parameters: Invalid argument')) {
this._reaskPassword(volume);
} else {
if (e.message.includes('Compiled against a version of libcryptsetup that does not support the VeraCrypt PIM setting')) {
Main.notifyError(_("Unable to unlock volume"),
_("The installed udisks version does not support the PIM setting"));
}
if (!e.matches(Gio.IOErrorEnum, Gio.IOErrorEnum.FAILED_HANDLED))
log(`Unable to mount volume ${volume.get_name()}: ${e.toString()}`);
this._closeOperation(volume);
}
}
}
_onVolumeRemoved(monitor, volume) {
if (volume._allowAutorunExpireId && volume._allowAutorunExpireId > 0) {
GLib.source_remove(volume._allowAutorunExpireId);
delete volume._allowAutorunExpireId;
}
}
_reaskPassword(volume) {
let prevOperation = this._activeOperations.get(volume);
const existingDialog = prevOperation?.borrowDialog();
let operation =
new ShellMountOperation.ShellMountOperation(volume,
{ existingDialog });
this._mountVolume(volume, operation);
}
_closeOperation(volume) {
let operation = this._activeOperations.get(volume);
if (!operation)
return;
operation.close();
this._activeOperations.delete(volume);
}
_allowAutorun(volume) {
volume.allowAutorun = true;
}
_allowAutorunExpire(volume) {
let id = GLib.timeout_add_seconds(GLib.PRIORITY_DEFAULT, AUTORUN_EXPIRE_TIMEOUT_SECS, () => {
volume.allowAutorun = false;
delete volume._allowAutorunExpireId;
return GLib.SOURCE_REMOVE;
});
volume._allowAutorunExpireId = id;
GLib.Source.set_name_by_id(id, '[gnome-shell] volume.allowAutorun');
}
};
var Component = AutomountManager;
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