detect frozen drives and show that the user

include/drive.h

@@ -18,7 +18,8 @@ public:
                     SHRED_SELECTED,
                     SHRED_ACTIVE,
                     DELETE_SELECTED,
-                    DELETE_ACTIVE
+                    DELETE_ACTIVE,
+                    FROZEN
                    } state;
 
     bool bWasShredded = false;
@@ -34,9 +35,11 @@ private:
     uint32_t u32ErrorCount = 0U;
     uint32_t u32PowerOnHours = 0U; //in hours
     uint32_t u32PowerCycles = 0U;
-
+    time_t u32Timestamp = 0U; //unix timestamp for detecting a frozen drive
     double d32TaskPercentage = 0U; //in percent for Shred (1 to 100)
 
+private:
+    void setTimestamp();
 
 protected:
 
@@ -54,6 +57,7 @@ public:
     uint32_t getErrorCount(void);
     uint32_t getPowerOnHours(void); //in hours
     uint32_t getPowerCycles(void);
+    void checkFrozenDrive(void);
 
     void setDriveSMARTData( string modelFamily,
                             string modelName,

include/reHDD.h

@@ -8,15 +8,13 @@
 #ifndef REHDD_H_
 #define REHDD_H_
 
-//#define DRYRUN
+#define DRYRUN
 
+// Drive handling Settings
 #define WORSE_HOURS   19200 //mark drive if at this limit or beyond
 #define WORSE_POWERUP 10000  //mark drive if at this limit or beyond
-
 #define SHRED_ITERATIONS 1
-
+#define FROZEN_TIMEOUT 5 //After this timeout (minutes) the drive will be marked as frozen
-#define READ 0
-#define WRITE 1
 
 // Logger Settings
 #define LOG_PATH "./reHDD.log"
@@ -30,6 +28,10 @@
 #define LOG_LEVEL_LOW   //log only user actions and tasks 
 #endif
 
+//IPC pipes
+#define READ 0
+#define WRITE 1
+
 #include <iostream>
 #include <string>
 #include <fstream>
@@ -82,6 +84,7 @@ private:
     static void ThreadScannDevices();
     static void ThreadUserInput();
     static void ThreadShred();
+    static void ThreadCheckFrozenDrives();
     static void handleArrowKey(TUI::UserInput userInput);
     static void handleEnter();
     static void handleESC();

include/tui.h

@@ -56,10 +56,11 @@ private:
     static WINDOW *createOverViewWindow( int iXSize, int iYSize);
     static WINDOW *createDetailViewWindow( int iXSize, int iYSize, int iXStart, Drive drive);
     static WINDOW *overwriteDetailViewWindow( int iXSize, int iYSize, int iXStart);
-    static WINDOW *createEntryWindow(int iXSize, int iYSize, int iXStart, int iYStart,string sModelFamily, string sModelName, string sCapacity, string sState, bool bSelected);
+    static WINDOW *createEntryWindow(int iXSize, int iYSize, int iXStart, int iYStart, string sModelFamily, string sModelName, string sCapacity, string sState, bool bSelected);
     static WINDOW *createSystemStats(int iXSize, int iYSize, int iYStart);
     static WINDOW *createMenuView(int iXSize, int iYSize, int iXStart, int iYStart, struct MenuState menustate);
     static WINDOW *createDialog(int iXSize, int iYSize, int iXStart, int iYStart, string selectedTask, string optionA, string optionB);
+    static WINDOW* createFrozenWarning(int iXSize, int iYSize, int iXStart, int iYStart, string sPath, string sModelFamily, string sModelName, string sSerial);
 
     void displaySelectedDrive(Drive drive, int stdscrX, int stdscrY);
 

src/drive.cpp

@@ -91,6 +91,7 @@ void Drive::setTaskPercentage(double d32TaskPercentage)
     if(d32TaskPercentage <= 100)
         {
             this->d32TaskPercentage = d32TaskPercentage;
+            this->setTimestamp(); //set timestamp for this progress for detecting a frozen drive
         }
 }
 double Drive::getTaskPercentage(void)
@@ -125,4 +126,24 @@ void Drive::setDriveSMARTData( string modelFamily,
     u32ErrorCount = errorCount;
     u32PowerOnHours = powerOnHours;
     u32PowerCycles = powerCycle;
+}
+
+
+void Drive::setTimestamp()
+{
+    time(&this->u32Timestamp);
+}
+
+void Drive::checkFrozenDrive(void)
+{
+    time_t u32localtime;
+    time(&u32localtime);
+
+    if((u32localtime - this->u32Timestamp) >= (FROZEN_TIMEOUT*60) && (this->u32Timestamp > 0))
+        {
+            Logger::logThis()->warning("Drive Frozen: " + this->getModelName() + " " + this->getSerial());
+            this->bWasDeleteted = false;
+            this->bWasShredded = false;
+            this->state = Drive::FROZEN;
+        }
 }

src/reHDD.cpp

@@ -52,6 +52,7 @@ void reHDD::app_logic(void)
 
     thread thDevices(ThreadScannDevices); //start thread that scanns for drives
     thread thUserInput(ThreadUserInput); //start thread that reads user input
+    thread thCheckFrozenDrives(ThreadCheckFrozenDrives); //start thread that checks timeout for drives
 
     while(1)
         {
@@ -60,15 +61,14 @@ void reHDD::app_logic(void)
             FD_SET(fdShredInformPipe[0], &selectSet);
 
             select(FD_SETSIZE, &selectSet, NULL, NULL, NULL);
-
+            mxScannDrives.lock();
             if( FD_ISSET(fdNewDrivesInformPipe[0], &selectSet))
                 {
                     char dummy;
                     read (fdNewDrivesInformPipe[0],&dummy,1);
-                    mxScannDrives.lock();
                     filterNewDrives(&vecDrives, &vecNewDrives); //filter and copy to app logic vector
                     printDrives(&vecDrives);
-                    mxScannDrives.unlock();
+
                 }
 
             if (FD_ISSET(fdShredInformPipe[0], &selectSet))
@@ -77,9 +77,11 @@ void reHDD::app_logic(void)
                     read (fdShredInformPipe[0],&dummy,1);
                 }
             ui->updateTUI(&vecDrives, u8SelectedEntry);
+            mxScannDrives.unlock();
         } //endless loop
     thDevices.join();
     thUserInput.join();
+    thCheckFrozenDrives.join();
 }
 
 Drive* reHDD::getSelectedDrive()
@@ -110,6 +112,25 @@ void reHDD::ThreadScannDevices()
         }
 }
 
+
+
+void reHDD::ThreadCheckFrozenDrives()
+{
+    while(true)
+        {
+            mxScannDrives.lock();
+            for(auto it = begin(vecDrives); it != end(vecDrives); ++it)
+                {
+                    if(it->state == Drive::SHRED_ACTIVE)
+                        {
+                            it->checkFrozenDrive();
+                        }
+                }
+            mxScannDrives.unlock();
+            sleep(5); //sleep 5 sec
+        }
+}
+
 void reHDD::ThreadUserInput()
 {
     while(true)

src/shred/shred.cpp

@@ -21,6 +21,7 @@ struct tfnge_stream
 };
 
 static struct tfnge_stream tfnge;
+#endif
 
 Shred::Shred()
 {
@@ -34,7 +35,7 @@ Shred::~Shred()
 }
 
 
-#endif
+
 /**
  * \brief   shred drive with shred
  * \param	pointer of Drive instance
@@ -51,7 +52,6 @@ void Shred::shredDrive(Drive* drive, int* ipSignalFd)
                 }
             drive->setTaskPercentage(i+0.05);
             write(*ipSignalFd, "A",1);
-
             usleep(20000);
         }
 #endif

src/tui.cpp

@@ -111,6 +111,10 @@ void TUI::updateTUI(vector <Drive>* pvecDrives, uint8_t u8SelectedEntry)
                             sState = "SHREDDED"; //mark drive as shreded previously, overwrite if deleted
                         }
                     break;
+                case Drive::FROZEN:
+                    dialog=createFrozenWarning(70, 16, ((stdscrX)-(int)(stdscrX/2)-35),(int)(stdscrY/2)-8, it->getPath(), it->getModelFamily(), it->getModelName(), it->getSerial());
+                    wrefresh(dialog);
+                    break;
                 default:
                     break;
                 }
@@ -276,11 +280,11 @@ WINDOW* TUI::overwriteDetailViewWindow( int iXSize, int iYSize, int iXStart)
 
     string sLine01 =  "reHDD - hard drive refurbishing tool";
     string sLine02 =  "Version: beta X.X.X";
-    string sLine03 =  "Available under GPL 3.0"; 
+    string sLine03 =  "Available under GPL 3.0";
     string sLine04 =  "https://git.mosad.xyz/localhorst/reHDD";
     string sLine05 =  "Delete: Wipe format table - this is NOT secure";
     string sLine06 =  "Shred: Overwite drive " + to_string(SHRED_ITERATIONS) + " iterations - this is secure";
-    
+
     uint16_t u16Line = 5;
 
     mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLine01.size()/2), sLine01.c_str());
@@ -395,6 +399,40 @@ WINDOW* TUI::createDialog(int iXSize, int iYSize, int iXStart, int iYStart, stri
     return newWindow;
 }
 
+WINDOW* TUI::createFrozenWarning(int iXSize, int iYSize, int iXStart, int iYStart, string sPath, string sModelFamily, string sModelName, string sSerial)
+{
+    WINDOW *newWindow;
+    newWindow = newwin(iYSize, iXSize, iYStart, iXStart);
+
+    wbkgd(newWindow, COLOR_PAIR(COLOR_AREA_ENTRY_SELECTED));
+    box(newWindow, ACS_VLINE, ACS_HLINE);
+
+    string sHeader = "Drive " + sPath + " is frozen";
+    string sLine01 = "Please detach this drive and check it manually:";
+    string sLinePath =  "Path:          " +sPath;
+    string sLineModelFamlily = "ModelFamily:   " + sModelFamily;
+    string sLineModelName =  "ModelName:     " + sModelName;
+    string sLineSerial =  "Serial:        " + sSerial;
+
+    string sLine02 = "reHDD was not able to write data to the drive.";
+    string sLine03 = "This can be caused by an malfunctioning drive.";
+
+    centerTitle(newWindow, sHeader.c_str());
+
+    uint16_t u16Line = 2;
+    mvwaddstr(newWindow,u16Line++, 3, sLine01.c_str());
+    u16Line++;
+    mvwaddstr(newWindow,u16Line++, 3, sLinePath.c_str());
+    mvwaddstr(newWindow,u16Line++, 3, sLineModelFamlily.c_str());
+    mvwaddstr(newWindow,u16Line++, 3, sLineModelName.c_str());
+    mvwaddstr(newWindow,u16Line++, 3, sLineSerial.c_str());
+    u16Line++;
+    mvwaddstr(newWindow,u16Line++, 3, sLine02.c_str());
+    mvwaddstr(newWindow,u16Line++, 3, sLine03.c_str());
+
+    return newWindow;
+}
+
 void TUI::displaySelectedDrive(Drive drive, int stdscrX, int stdscrY)
 {
     struct MenuState menustate;