Disable suspend/hibernate if $HOME is a network file system

This resolves Bug 1615

1 files changed, 32 insertions, 0 deletions

diff --git a/tdecore/tdehw/tderootsystemdevice.cpp b/tdecore/tdehw/tderootsystemdevice.cpp
index 86a92340c..3f12b4d5a 100644
--- a/tdecore/tdehw/tderootsystemdevice.cpp
+++ b/tdecore/tdehw/tderootsystemdevice.cpp
@@ -18,6 +18,7 @@
 */
 
 #include "tderootsystemdevice.h"
+#include "tdestoragedevice.h"
 
 #include <unistd.h>
 
@@ -27,6 +28,7 @@
 #include "tdeglobal.h"
 #include "tdeconfig.h"
 #include "tdeapplication.h"
+#include "kstandarddirs.h"
 
 #include "config.h"
 
@@ -38,6 +40,16 @@
 	#include <tqdbusconnection.h>
 #endif // defined(WITH_TDEHWLIB_DAEMONS) || defined(WITH_UPOWER) || defined(WITH_DEVKITPOWER) || defined(WITH_HAL) || defined(WITH_CONSOLEKIT)
 
+bool isNetworkFileSystem(TQString fileSystemType) {
+	if ((fileSystemType.startsWith("nfs"))
+		|| (fileSystemType == "cifs")
+		) {
+		return TRUE;
+	}
+
+	return FALSE;
+}
+
 TDERootSystemDevice::TDERootSystemDevice(TDEGenericDeviceType::TDEGenericDeviceType dt, TQString dn) : TDEGenericDevice(dt, dn) {
 	m_hibernationSpace = -1;
 }
@@ -97,6 +109,12 @@ bool TDERootSystemDevice::canSetHibernationMethod() {
 }
 
 bool TDERootSystemDevice::canStandby() {
+	// Network file systems mounted on $HOME typically cause nasty suspend/resume failures
+	// See Bug 1615 for details
+	if (isNetworkFileSystem(TDEStorageDevice::determineFileSystemType(TDEGlobal::dirs()->localtdedir()))) {
+		return FALSE;
+	}
+
 	TQString statenode = "/sys/power/state";
 	int rval = access (statenode.ascii(), W_OK);
 	if (rval == 0) {
@@ -125,9 +143,17 @@ bool TDERootSystemDevice::canStandby() {
 		}
 	}
 #endif // WITH_TDEHWLIB_DAEMONS
+
+	return FALSE;
 }
 
 bool TDERootSystemDevice::canSuspend() {
+	// Network file systems mounted on $HOME typically cause nasty suspend/resume failures
+	// See Bug 1615 for details
+	if (isNetworkFileSystem(TDEStorageDevice::determineFileSystemType(TDEGlobal::dirs()->localtdedir()))) {
+		return FALSE;
+	}
+
 	TQString statenode = "/sys/power/state";
 	int rval = access (statenode.ascii(), W_OK);
 	if (rval == 0) {
@@ -223,6 +249,12 @@ bool TDERootSystemDevice::canSuspend() {
 }
 
 bool TDERootSystemDevice::canHibernate() {
+	// Network file systems mounted on $HOME typically cause nasty suspend/resume failures
+	// See Bug 1615 for details
+	if (isNetworkFileSystem(TDEStorageDevice::determineFileSystemType(TDEGlobal::dirs()->localtdedir()))) {
+		return FALSE;
+	}
+
 	TQString statenode = "/sys/power/state";
 	int rval = access (statenode.ascii(), W_OK);
 	if (rval == 0) {