From 08d4e3062c9118afce2659d04f14a1db844e0b9e Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Fri, 5 Dec 2014 00:31:10 -0600 Subject: Do not flag disk devices/partitions as mountable if a partition table is present under the given device/partition This relates to Bug 2232 --- tdecore/tdehw/tdehardwaredevices.cpp | 80 +++++++++++++++++++----------------- 1 file changed, 42 insertions(+), 38 deletions(-) (limited to 'tdecore') diff --git a/tdecore/tdehw/tdehardwaredevices.cpp b/tdecore/tdehw/tdehardwaredevices.cpp index bbf266ca2..48fce75e0 100644 --- a/tdecore/tdehw/tdehardwaredevices.cpp +++ b/tdecore/tdehw/tdehardwaredevices.cpp @@ -311,7 +311,7 @@ TDEGenericDevice* TDEHardwareDevices::findBySystemPath(TQString syspath) { TDECPUDevice* TDEHardwareDevices::findCPUBySystemPath(TQString syspath, bool inCache=true) { TDECPUDevice* cdevice; - + // Look for the device in the cache first if(inCache && !m_cpuByPathCache.isEmpty()) { cdevice = m_cpuByPathCache.find(syspath); @@ -328,7 +328,7 @@ TDECPUDevice* TDEHardwareDevices::findCPUBySystemPath(TQString syspath, bool inC } return cdevice; } - + return 0; } @@ -660,7 +660,7 @@ void TDEHardwareDevices::processModifiedCPUs() { #endif TDECPUDevice* firstCPU = NULL; - + // Read in other information from cpufreq, if available for (processorNumber=0; processorNumber(findCPUBySystemPath(TQString("/sys/devices/system/cpu/cpu%1").arg(processorNumber))); @@ -860,7 +860,7 @@ void TDEHardwareDevices::processModifiedCPUs() { emit hardwareEvent(TDEHardwareEvent::HardwareUpdated, hwdevice->uniqueID()); } } - + #ifdef CPUPROFILING clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &time2); printf("TDEHardwareDevices::processModifiedCPUs() : end at %u [%u]\n", time2.tv_nsec, diff(time1,time2).tv_nsec); @@ -1664,7 +1664,7 @@ TDEGenericDevice* TDEHardwareDevices::classifyUnknownDeviceByExternalRules(udev_ match = false; } } - + if (match) { rulesFile.setGroup("DeviceType"); TQString gentype = rulesFile.readEntry("GENTYPE"); @@ -1672,7 +1672,7 @@ TDEGenericDevice* TDEHardwareDevices::classifyUnknownDeviceByExternalRules(udev_ if (!gentype.isNull()) { desiredDeviceType = readGenericDeviceTypeFromString(gentype); } - + // Handle main type if (desiredDeviceType != device->type()) { printf("[tdehardwaredevices] Rules file %s used to set device type for device at path %s\n", fi->absFilePath().ascii(), device->systemPath().ascii()); fflush(stdout); @@ -1684,7 +1684,7 @@ TDEGenericDevice* TDEHardwareDevices::classifyUnknownDeviceByExternalRules(udev_ } device = createDeviceObjectForType(desiredDeviceType); } - + // Parse subtype and store in m_externalSubtype for later // This speeds things up considerably due to the expense of the file scanning/parsing/matching operation device->m_externalSubtype = rulesFile.readListEntry("SUBTYPE", ','); @@ -2407,7 +2407,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist else { bool removable = false; bool hotpluggable = false; - + // We can get the removable flag, but we have no idea if the device has the ability to notify on media insertion/removal // If there is no such notification possible, then we should not set the removable flag // udev can be such an amazing pain at times @@ -2434,7 +2434,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist if (capabilities & GENHD_FL_MEDIA_CHANGE_NOTIFY) { removable = true; } - + // See if any other devices are exclusively using this device, such as the Device Mapper TQStringList holdingDeviceNodes; TQString holdersnodename = udev_device_get_syspath(dev); @@ -2454,7 +2454,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist ++holdersdirit; } } - + // See if any other physical devices underlie this device, for example when the Device Mapper is in use TQStringList slaveDeviceNodes; TQString slavesnodename = udev_device_get_syspath(dev); @@ -2474,25 +2474,25 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist ++slavedirit; } } - + // Determine generic disk information TQString devicevendor(udev_device_get_property_value(dev, "ID_VENDOR")); TQString devicemodel(udev_device_get_property_value(dev, "ID_MODEL")); TQString devicebus(udev_device_get_property_value(dev, "ID_BUS")); - + // Get disk specific info TQString disklabel(TQString::fromLocal8Bit(udev_device_get_property_value(dev, "ID_FS_LABEL"))); TQString diskuuid(udev_device_get_property_value(dev, "ID_FS_UUID")); TQString filesystemtype(udev_device_get_property_value(dev, "ID_FS_TYPE")); TQString filesystemusage(udev_device_get_property_value(dev, "ID_FS_USAGE")); - + device->internalSetVendorName(devicevendor); device->internalSetVendorModel(devicemodel); device->internalSetDeviceBus(devicebus); - + TDEDiskDeviceType::TDEDiskDeviceType disktype = sdevice->diskType(); TDEDiskDeviceStatus::TDEDiskDeviceStatus diskstatus = TDEDiskDeviceStatus::Null; - + disktype = classifyDiskType(dev, devicenode, devicebus, devicetypestring, systempath, devicevendor, devicemodel, filesystemtype, devicedriver); sdevice->internalSetDiskType(disktype); device = classifyUnknownDeviceByExternalRules(dev, device, true); // Check external rules for possible subtype overrides @@ -2501,7 +2501,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist if (TQString(udev_device_get_property_value(dev, "UDISKS_IGNORE")) == "1") { diskstatus = diskstatus | TDEDiskDeviceStatus::Hidden; } - + if ((disktype & TDEDiskDeviceType::CDROM) || (disktype & TDEDiskDeviceType::CDR) || (disktype & TDEDiskDeviceType::CDRW) @@ -2532,7 +2532,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist // These drives are guaranteed to be optical disktype = disktype | TDEDiskDeviceType::Optical; } - + if (disktype & TDEDiskDeviceType::Floppy) { // Floppy drives don't work well under udev // I have to look for the block device name manually @@ -2552,7 +2552,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist ++floppyblkdirit; } } - + // Some interesting information can be gleaned from the CMOS type file // 0 : Defaults // 1 : 5 1/4 DD @@ -2573,20 +2573,20 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist } // FIXME // Do something with the information in cmosstring - + if (devicenode.isNull()) { // This floppy drive cannot be mounted, so ignore it disktype = disktype & ~TDEDiskDeviceType::Floppy; } } - + if (devicetypestring.upper() == "CD") { if (TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA_STATE")).upper() == "BLANK") { diskstatus = diskstatus | TDEDiskDeviceStatus::Blank; } sdevice->internalSetMediaInserted((TQString(udev_device_get_property_value(dev, "ID_CDROM_MEDIA")) != "")); } - + if (disktype & TDEDiskDeviceType::Zip) { // A Zip drive does not advertise its status via udev, but it can be guessed from the size parameter TQString zipnodename = systempath; @@ -2602,18 +2602,18 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist sdevice->internalSetMediaInserted((zipsize.toInt() != 0)); } } - + if (removable) { diskstatus = diskstatus | TDEDiskDeviceStatus::Removable; } if (hotpluggable) { diskstatus = diskstatus | TDEDiskDeviceStatus::Hotpluggable; } - + if ((filesystemtype.upper() != "CRYPTO_LUKS") && (filesystemtype.upper() != "CRYPTO") && (filesystemtype.upper() != "SWAP") && (!filesystemtype.isNull())) { diskstatus = diskstatus | TDEDiskDeviceStatus::ContainsFilesystem; } - + // Set mountable flag if device is likely to be mountable diskstatus = diskstatus | TDEDiskDeviceStatus::Mountable; if ((devicetypestring.upper().isNull()) && (disktype & TDEDiskDeviceType::HDD)) { @@ -2631,21 +2631,25 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist if (filesystemtype.upper() == "SWAP") { diskstatus = diskstatus & ~TDEDiskDeviceStatus::Mountable; } + // Partition tables cannot be mounted + if (TQString(udev_device_get_property_value(dev, "ID_PART_TABLE_TYPE")) != "") { + diskstatus = diskstatus & ~TDEDiskDeviceStatus::Mountable; + } // If certain disk types do not report the presence of a filesystem, they are likely not mountable if ((disktype & TDEDiskDeviceType::HDD) || (disktype & TDEDiskDeviceType::Optical)) { if (!(diskstatus & TDEDiskDeviceStatus::ContainsFilesystem)) { diskstatus = diskstatus & ~TDEDiskDeviceStatus::Mountable; } } - + if (holdingDeviceNodes.count() > 0) { diskstatus = diskstatus | TDEDiskDeviceStatus::UsedByDevice; } - + if (slaveDeviceNodes.count() > 0) { diskstatus = diskstatus | TDEDiskDeviceStatus::UsesDevice; } - + // See if any slaves were crypted for ( TQStringList::Iterator slaveit = slaveDeviceNodes.begin(); slaveit != slaveDeviceNodes.end(); ++slaveit ) { struct udev_device *slavedev; @@ -2658,7 +2662,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist } udev_device_unref(slavedev); } - + sdevice->internalSetDiskType(disktype); sdevice->internalSetDiskUUID(diskuuid); sdevice->internalSetDiskStatus(diskstatus); @@ -2666,7 +2670,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist sdevice->internalSetFileSystemUsage(filesystemusage); sdevice->internalSetSlaveDevices(slaveDeviceNodes); sdevice->internalSetHoldingDevices(holdingDeviceNodes); - + // Clean up disk label if ((sdevice->isDiskOfType(TDEDiskDeviceType::CDROM)) || (sdevice->isDiskOfType(TDEDiskDeviceType::CDR)) @@ -2705,7 +2709,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist } } } - + sdevice->internalSetDiskLabel(disklabel); } } @@ -2776,7 +2780,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist if (ifa->ifa_addr == NULL) { continue; } - + family = ifa->ifa_addr->sa_family; if (TQString(ifa->ifa_name) == devicenode) { @@ -2829,7 +2833,7 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist } } } - + freeifaddrs(ifaddr); // Gather statistics @@ -3524,7 +3528,7 @@ TQString TDEHardwareDevices::findPCIDeviceName(TQString vendorid, TQString model printf("[tdehardwaredevices] Unable to locate PCI information database pci.ids\n"); fflush(stdout); return i18n("Unknown PCI Device"); } - + TQFile database(database_filename); if (database.open(IO_ReadOnly)) { TQTextStream stream(&database); @@ -3634,7 +3638,7 @@ TQString TDEHardwareDevices::findUSBDeviceName(TQString vendorid, TQString model printf("[tdehardwaredevices] Unable to locate USB information database usb.ids\n"); fflush(stdout); return i18n("Unknown USB Device"); } - + TQFile database(database_filename); if (database.open(IO_ReadOnly)) { TQTextStream stream(&database); @@ -3742,7 +3746,7 @@ TQString TDEHardwareDevices::findPNPDeviceName(TQString pnpid) { for ( TQStringList::Iterator it = hardware_info_directories.begin(); it != hardware_info_directories.end(); ++it ) { hardware_info_directory = (*it); hardware_info_directory += hardware_info_directory_suffix; - + if (TDEGlobal::dirs()->exists(hardware_info_directory)) { database_filename = hardware_info_directory + "pnp.ids"; if (TQFile::exists(database_filename)) { @@ -3755,7 +3759,7 @@ TQString TDEHardwareDevices::findPNPDeviceName(TQString pnpid) { printf("[tdehardwaredevices] Unable to locate PNP information database pnp.ids\n"); fflush(stdout); return i18n("Unknown PNP Device"); } - + TQFile database(database_filename); if (database.open(IO_ReadOnly)) { TQTextStream stream(&database); @@ -3812,7 +3816,7 @@ TQString TDEHardwareDevices::findMonitorManufacturerName(TQString dpyid) { for ( TQStringList::Iterator it = hardware_info_directories.begin(); it != hardware_info_directories.end(); ++it ) { hardware_info_directory = (*it); hardware_info_directory += hardware_info_directory_suffix; - + if (TDEGlobal::dirs()->exists(hardware_info_directory)) { database_filename = hardware_info_directory + "dpy.ids"; if (TQFile::exists(database_filename)) { @@ -3825,7 +3829,7 @@ TQString TDEHardwareDevices::findMonitorManufacturerName(TQString dpyid) { printf("[tdehardwaredevices] Unable to locate monitor information database dpy.ids\n"); fflush(stdout); return i18n("Unknown Monitor Device"); } - + TQFile database(database_filename); if (database.open(IO_ReadOnly)) { TQTextStream stream(&database); -- cgit v1.2.1