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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-04-01 19:00:01 -0500
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-04-01 19:00:01 -0500
commit480a63959b1162b197260c7ee6c294563ce0845e (patch)
tree93463303b3ae06a1541686ff95d36919cf7318ca /kioslave/media/mediamanager
parentccc23cb9fdd1a24e258833a4c8724f2b49635bde (diff)
downloadtdebase-480a63959b1162b197260c7ee6c294563ce0845e.tar.gz
tdebase-480a63959b1162b197260c7ee6c294563ce0845e.zip
Repair encrypted device handling in TDE media backend
Repair Zip drive handling in same
Diffstat (limited to 'kioslave/media/mediamanager')
-rw-r--r--kioslave/media/mediamanager/medialist.cpp2
-rw-r--r--kioslave/media/mediamanager/mediamanager.cpp6
-rw-r--r--kioslave/media/mediamanager/tdehardwarebackend.cpp233
-rw-r--r--kioslave/media/mediamanager/tdehardwarebackend.h6
4 files changed, 192 insertions, 55 deletions
diff --git a/kioslave/media/mediamanager/medialist.cpp b/kioslave/media/mediamanager/medialist.cpp
index bb0de6248..6ac7dc341 100644
--- a/kioslave/media/mediamanager/medialist.cpp
+++ b/kioslave/media/mediamanager/medialist.cpp
@@ -162,6 +162,8 @@ bool MediaList::changeMediumState(const Medium &medium, bool allowNotification)
m->setLabel( medium.label() );
}
+ m->setHidden(medium.hidden());
+
emit mediumStateChanged(m->id(), m->name(), !m->needMounting(), allowNotification);
return true;
}
diff --git a/kioslave/media/mediamanager/mediamanager.cpp b/kioslave/media/mediamanager/mediamanager.cpp
index 5510a4b17..6223036a6 100644
--- a/kioslave/media/mediamanager/mediamanager.cpp
+++ b/kioslave/media/mediamanager/mediamanager.cpp
@@ -199,10 +199,12 @@ TQStringList MediaManager::properties(const TQString &name)
}
}
- if (m)
+ if (m) {
return m->properties();
- else
+ }
+ else {
return TQStringList();
+ }
}
TQStringList MediaManager::mountoptions(const TQString &name)
diff --git a/kioslave/media/mediamanager/tdehardwarebackend.cpp b/kioslave/media/mediamanager/tdehardwarebackend.cpp
index 7b0315b1a..dc615a146 100644
--- a/kioslave/media/mediamanager/tdehardwarebackend.cpp
+++ b/kioslave/media/mediamanager/tdehardwarebackend.cpp
@@ -19,6 +19,7 @@
#include "tdehardwarebackend.h"
#include <tqfile.h>
+#include <tqfileinfo.h>
#include <tqeventloop.h>
#include <tqstylesheet.h>
@@ -140,16 +141,19 @@ void TDEBackend::AddDevice(TDEStorageDevice * sdevice, bool allowNotification)
//
}
else {
+ // Create medium
+ Medium* medium = new Medium(sdevice->uniqueID(), "");
+ setVolumeProperties(medium);
+
// Do not list the LUKS backend device if it has been unlocked elsewhere
if (sdevice->isDiskOfType(TDEDiskDeviceType::LUKS)) {
- if (sdevice->slaveDevices().count() > 0) {
- return;
+ if (sdevice->holdingDevices().count() > 0) {
+ medium->setHidden(true);
+ }
+ else {
+ medium->setHidden(false);
}
}
-
- // Create medium
- Medium* medium = new Medium(sdevice->uniqueID(), "");
- setVolumeProperties(medium);
// Insert medium into list
m_mediaList.addMedium(medium, allowNotification);
@@ -186,14 +190,38 @@ void TDEBackend::AddDevice(TDEStorageDevice * sdevice, bool allowNotification)
if ((sdevice->checkDiskStatus(TDEDiskDeviceStatus::Removable)) && (!(sdevice->checkDiskStatus(TDEDiskDeviceStatus::Inserted)))) {
allowNotification = false;
}
- // Create medium
- Medium* medium = new Medium(sdevice->uniqueID(), "");
- // If the storage has a volume, we ignore it
- if ( setFloppyProperties(medium) )
- m_mediaList.addMedium(medium, allowNotification);
- else
- delete medium;
- return;
+
+ /* We only list volumes that...
+ * - are encrypted with LUKS or
+ * - have a filesystem or
+ * - are a floppy disk
+ */
+ if (!(sdevice->isDiskOfType(TDEDiskDeviceType::LUKS))
+ && !(sdevice->checkDiskStatus(TDEDiskDeviceStatus::ContainsFilesystem))
+ && !(sdevice->isDiskOfType(TDEDiskDeviceType::Floppy))
+ && !(sdevice->checkDiskStatus(TDEDiskDeviceStatus::Blank))
+ ) {
+ //
+ }
+ else {
+ // Create medium
+ Medium* medium = new Medium(sdevice->uniqueID(), "");
+
+ setFloppyProperties(medium);
+
+ // Do not list the LUKS backend device if it has been unlocked elsewhere
+ if (sdevice->isDiskOfType(TDEDiskDeviceType::LUKS)) {
+ if (sdevice->holdingDevices().count() > 0) {
+ medium->setHidden(true);
+ }
+ else {
+ medium->setHidden(false);
+ }
+ }
+
+ m_mediaList.addMedium(medium, allowNotification);
+ return;
+ }
}
// PTP camera
@@ -213,26 +241,37 @@ void TDEBackend::AddDevice(TDEStorageDevice * sdevice, bool allowNotification)
void TDEBackend::RemoveDevice(TDEStorageDevice * sdevice)
{
- const Medium *medium = m_mediaList.findByClearUdi(sdevice->uniqueID());
- if (medium) {
- ResetProperties(sdevice);
- }
- else {
- m_mediaList.removeMedium(sdevice->uniqueID(), true);
+ if (!m_mediaList.findById(sdevice->uniqueID())) {
+ return;
}
+
+ m_mediaList.removeMedium(sdevice->uniqueID(), true);
}
void TDEBackend::ModifyDevice(TDEStorageDevice * sdevice)
{
bool allowNotification = true;
- if (!sdevice->checkDiskStatus(TDEDiskDeviceStatus::Removable)) { // TODO Is this the only condition under which we would not want notification?
- allowNotification = false;
- }
+// if (!sdevice->checkDiskStatus(TDEDiskDeviceStatus::Removable)) { // FIXME Under which conditions would we not want notification?
+// allowNotification = false;
+// }
ResetProperties(sdevice, allowNotification);
}
-void TDEBackend::ResetProperties(TDEStorageDevice * sdevice, bool allowNotification)
+void TDEBackend::ResetProperties(TDEStorageDevice * sdevice, bool allowNotification, bool overrideIgnoreList)
{
+ if (!m_mediaList.findById(sdevice->uniqueID())) {
+ // This device is not currently in the device list, so add it and exit
+ AddDevice(sdevice, allowNotification);
+ return;
+ }
+
+ // If we should ignore device change events for this device, do so
+ if (overrideIgnoreList == false) {
+ if (m_ignoreDeviceChangeEvents.contains(sdevice->uniqueID())) {
+ return;
+ }
+ }
+
Medium* m = new Medium(sdevice->uniqueID(), "");
// Keep these conditions in sync with ::AddDevice above, OR ELSE!!!
@@ -245,11 +284,13 @@ void TDEBackend::ResetProperties(TDEStorageDevice * sdevice, bool allowNotificat
) {
}
else {
+ // Do not list the LUKS backend device if it has been unlocked elsewhere
if (sdevice->isDiskOfType(TDEDiskDeviceType::LUKS)) {
- if (sdevice->slaveDevices().count() > 0) {
- // Do not list the LUKS backend device if it has been unlocked elsewhere
- RemoveDevice(sdevice);
- return;
+ if (sdevice->holdingDevices().count() > 0) {
+ m->setHidden(true);
+ }
+ else {
+ m->setHidden(false);
}
}
setVolumeProperties(m);
@@ -275,7 +316,27 @@ void TDEBackend::ResetProperties(TDEStorageDevice * sdevice, bool allowNotificat
(sdevice->isDiskOfType(TDEDiskDeviceType::Zip)) ||
(sdevice->isDiskOfType(TDEDiskDeviceType::Jaz))
) {
- setFloppyProperties(m);
+
+ if (!(sdevice->isDiskOfType(TDEDiskDeviceType::LUKS))
+ && !(sdevice->checkDiskStatus(TDEDiskDeviceStatus::ContainsFilesystem))
+ && !(sdevice->isDiskOfType(TDEDiskDeviceType::Floppy))
+ && !(sdevice->checkDiskStatus(TDEDiskDeviceStatus::Blank))
+ ) {
+ //
+ }
+ else {
+ // Do not list the LUKS backend device if it has been unlocked elsewhere
+ if (sdevice->isDiskOfType(TDEDiskDeviceType::LUKS)) {
+ if (sdevice->holdingDevices().count() > 0) {
+ m->setHidden(true);
+ }
+ else {
+ m->setHidden(false);
+ }
+ }
+
+ setFloppyProperties(m);
+ }
}
if (sdevice->isDiskOfType(TDEDiskDeviceType::Camera)) {
@@ -446,6 +507,15 @@ void TDEBackend::setVolumeProperties(Medium* medium)
}
}
+ if (!medium->needMounting()) {
+ if (sdevice->isDiskOfType(TDEDiskDeviceType::LUKS)) {
+ if (sdevice->checkDiskStatus(TDEDiskDeviceStatus::UsedByDevice)) {
+ // Encrypted base devices must be set to this mimetype or they won't open when the base device node is passed to the kioslave
+ mimeType = "media/removable_mounted";
+ }
+ }
+ }
+
medium->setMimeType(mimeType);
}
@@ -462,6 +532,22 @@ bool TDEBackend::setFloppyProperties(Medium* medium)
medium->setName(generateName(sdevice->deviceNode()));
medium->setLabel(i18n("Unknown Drive"));
+ // Certain disks have a lot in common with hard drives
+ // FIXME
+ // Any more?
+ if ((sdevice->isDiskOfType(TDEDiskDeviceType::Zip)) || (sdevice->isDiskOfType(TDEDiskDeviceType::Jaz))) {
+ medium->setName(generateName(sdevice->deviceNode()));
+ if ((sdevice->isDiskOfType(TDEDiskDeviceType::LUKS)) || (sdevice->isDiskOfType(TDEDiskDeviceType::UnlockedCrypt))) {
+ medium->setEncrypted(true);
+ }
+ else {
+ medium->setEncrypted(false);
+ }
+
+ // USAGE: mountableState(Device node, Mount point, Filesystem type, Mounted ?)
+ medium->mountableState(sdevice->deviceNode(), sdevice->mountPath(), sdevice->fileSystemName(), !sdevice->mountPath().isNull());
+ }
+
if (sdevice->isDiskOfType(TDEDiskDeviceType::Floppy)) {
if (sdevice->mountPath().isNull()) {
medium->setMimeType("media/floppy_unmounted");
@@ -479,7 +565,13 @@ bool TDEBackend::setFloppyProperties(Medium* medium)
else {
medium->setMimeType("media/zip_mounted" );
}
- medium->setLabel(i18n("Zip Drive"));
+
+ // Set label
+ TQString diskLabel = sdevice->diskLabel();
+ if (diskLabel.isNull()) {
+ diskLabel = i18n("%1 Zip Disk").arg(sdevice->deviceFriendlySize());
+ }
+ medium->setLabel(diskLabel);
}
/** @todo Mimetype for JAZ drives ? */
@@ -662,19 +754,42 @@ TQString TDEBackend::mount(const Medium *medium)
while (m_decryptPasswordValid == false) {
tqApp->processEvents();
}
-
+
m_decryptDialog->setEnabled(false);
-
+ tqApp->processEvents();
+
if (m_decryptionPassword.isNull()) {
delete m_decryptDialog;
return TQString("Decryption aborted");
}
else {
+ // Just for some added fun, if udev emits a medium change event, which I then forward, with mounted==0, it stops the MediaProtocol::listDir method dead in its tracks,
+ // and therefore the media:/ kioslave won't refresh after the encrypted device mount
+ // Therefore, I need to ignore all change events on this device during the mount process and hope nothing bad happens as a result!
+ if (!m_ignoreDeviceChangeEvents.contains(sdevice->uniqueID())) {
+ m_ignoreDeviceChangeEvents.append(sdevice->uniqueID());
+ }
+
// mount encrypted volume with password
int mountRetcode;
TQString mountMessages;
TQString mountedPath = sdevice->mountEncryptedDevice(m_decryptionPassword, diskLabel, optionString, &mountMessages, &mountRetcode);
if (mountedPath.isNull()) {
+ if (mountRetcode == 0) {
+ // Mounting was successful
+ // Because the TDE hardware backend is event driven it might take a little while for the new unencrypted mapped device to show up
+ // Wait up to 30 seconds for it to appear...
+ for (int i=0;i<300;i++) {
+ mountedPath = sdevice->mountPath();
+ if (!mountedPath.isNull()) {
+ break;
+ }
+ tqApp->processEvents(50);
+ usleep(50000);
+ }
+ }
+ }
+ if (mountedPath.isNull()) {
if (mountRetcode == 25600) {
// Probable LUKS failure
// Retry
@@ -700,29 +815,16 @@ TQString TDEBackend::mount(const Medium *medium)
}
}
- // FIXME
- // Handle encrypted devices
-
-// qerror = mount_priv(medium->id().latin1(), mount_point.utf8(), options, noptions, dbus_connection);
-// } else {
-// // see if we have a clear volume
-// LibHalVolume* halVolume = libhal_volume_from_udi(m_halContext, medium->id().latin1());
-// if (halVolume) {
-// char* clearUdi = libhal_volume_crypto_get_clear_volume_udi(m_halContext, halVolume);
-// if (clearUdi != NULL) {
-// qerror = mount_priv(clearUdi, mount_point.utf8(), options, noptions, dbus_connection);
-// libhal_free_string(clearUdi);
-// }
-// libhal_volume_free(halVolume);
-// }
-// }
-
if (!qerror.isEmpty()) {
return qerror;
}
- ResetProperties(sdevice);
-
+ ResetProperties(sdevice, false, true);
+
+ if (m_ignoreDeviceChangeEvents.contains(sdevice->uniqueID())) {
+ m_ignoreDeviceChangeEvents.remove(sdevice->uniqueID());
+ }
+
return TQString();
}
@@ -776,6 +878,10 @@ TQString TDEBackend::unmount(const TQString &_udi)
TQString qerror;
TQString origqerror;
+ // Save these for later
+ TQString uid = sdevice->uniqueID();
+ TQString node = sdevice->deviceNode();
+
TQString unmountMessages;
int unmountRetcode = 0;
if (!sdevice->unmountDevice(&unmountMessages, &unmountRetcode)) {
@@ -815,7 +921,30 @@ TQString TDEBackend::unmount(const TQString &_udi)
return qerror;
}
- ResetProperties(sdevice);
+ // There is a possibility that the storage device was unceremoniously removed from the system immediately after it was unmounted
+ // There is no reliable way to know if this happened either!
+ // For now, see if the device node still exists
+ TQFileInfo checkDN(node);
+ if (!checkDN.exists()) {
+ m_mediaList.removeMedium(uid, true);
+ }
+ else {
+ TQString mountedPath = sdevice->mountPath();
+ if (!mountedPath.isNull()) {
+ // Because the TDE hardware backend is event driven it might take a little while for the device to show up as unmounted
+ // Wait up to 30 seconds for the mount to disappear...
+ for (int i=0;i<300;i++) {
+ mountedPath = sdevice->mountPath();
+ if (mountedPath.isNull()) {
+ break;
+ }
+ tqApp->processEvents(50);
+ usleep(50000);
+ }
+ }
+
+ ResetProperties(sdevice, false);
+ }
return TQString();
}
diff --git a/kioslave/media/mediamanager/tdehardwarebackend.h b/kioslave/media/mediamanager/tdehardwarebackend.h
index 40181b062..a794fd0fb 100644
--- a/kioslave/media/mediamanager/tdehardwarebackend.h
+++ b/kioslave/media/mediamanager/tdehardwarebackend.h
@@ -115,8 +115,10 @@ private:
* Reset properties for the given medium
*
* @param sdevice A pointer to a TDEStorageDevice objec
+ * @param allowNotification Indicates if this event will be notified to the user
+ * @param overrideIgnoreList If true, override event ignore requests for the current device node
*/
- void ResetProperties(TDEStorageDevice * sdevice, bool allowNotification=false);
+ void ResetProperties(TDEStorageDevice * sdevice, bool allowNotification=false, bool overrideIgnoreList=false);
/**
* Find the medium that is concerned with device udi
@@ -160,6 +162,8 @@ private:
};
TQMap<KIO::Job *, struct mount_job_data*> mount_jobs;
+
+ TQStringList m_ignoreDeviceChangeEvents;
};
#endif /* _TDEBACKEND_H_ */