Merge pull request 'Terminate reHDD on user input' (#75) from feature/control-menu into master

Reviewed-on: #75

README.md

@@ -9,7 +9,7 @@
 * process multiple drives at once
 
 ## Download USB Image ##
-[2.5GB image v1.0.0](https://schuttercloud.com/s/ggxGH9sA326aRfK)   (`wget` is your friend)
+See reHDD-Bootable how the live image created: https://git.mosad.xyz/localhorst/reHDD-Bootable
 
 Use [Etcher](https://www.balena.io/etcher/#download) or `dd` to create an bootable USB drive .
 

include/reHDD.h

@@ -8,7 +8,7 @@
 #ifndef REHDD_H_
 #define REHDD_H_
 
-#define REHDD_VERSION "V1.1.2"
+#define REHDD_VERSION "V1.2.0"
 
 // Drive handling Settings
 #define WORSE_HOURS 19200    // mark drive if at this limit or beyond
@@ -25,13 +25,13 @@
 #define SOFTWARE_VERSION REHDD_VERSION
 #define HARDWARE_VERSION "generic"
 
-// #define LOG_LEVEL_HIGH  //log everything, like drive scan thread
+// #define LOG_LEVEL_HIGH // log everything, like drive scan thread
 #ifndef LOG_LEVEL_HIGH
 #define LOG_LEVEL_LOW // log only user actions and tasks
 #endif
 
 // Logic
-//#define DRYRUN       // don't touch the drives
+// #define DRYRUN       // don't touch the drives
 #define FROZEN_ALERT // show alert if drive is frozen
 #define ZERO_CHECK   // check drive after shred if all bytes are zero, show alert if this fails
 
@@ -86,6 +86,7 @@ private:
     static void searchDrives(list<Drive> *plistDrives);
     static void printDrives(list<Drive> *plistDrives);
     static void startShredAllDrives(list<Drive> *plistDrives);
+    static void stopShredAllDrives(list<Drive> *plistDrives);
     static void updateShredMetrics(list<Drive> *plistDrives);
     static void filterIgnoredDrives(list<Drive> *plistDrives);
     static void filterInvalidDrives(list<Drive> *plistDrives);

include/tui.h

@@ -31,6 +31,7 @@ public:
         Delete,
         Enter,
         ESC,
+        Terminate,
         Undefined
     };
     struct MenuState

src/reHDD.cpp

@@ -197,6 +197,12 @@ void reHDD::ThreadUserInput()
             handleESC();
             ui->updateTUI(&listDrives, u8SelectedEntry);
             break;
+        case TUI::UserInput::Terminate:
+            cout << "Terminate" << endl;
+            stopShredAllDrives(&listDrives);
+            sleep(5);     // sleep 5 sec
+            std::exit(1); // Terminates main, doesn't wait for threads
+            break;
         default:
             break;
         }
@@ -464,6 +470,34 @@ void reHDD::startShredAllDrives(list<Drive> *plistDrives)
     mxDrives.unlock();
 }
 
+/**
+ * \brief   stop shred for all drives
+ * \param	pointer of list <Drive>* plistDrives
+ * \return  void
+ */
+void reHDD::stopShredAllDrives(list<Drive> *plistDrives)
+{
+    list<Drive>::iterator it;
+    mxDrives.lock();
+    for (it = plistDrives->begin(); it != plistDrives->end(); ++it)
+    {
+
+        if (it->state == Drive::SHRED_ACTIVE || it->state == Drive::DELETE_ACTIVE)
+        {
+            it->state = Drive::NONE;
+            Logger::logThis()->info("Abort-Shred-Signal for: " + it->getModelName() + "-" + it->getSerial());
+            // task for drive is running --> remove selection
+        }
+
+#ifdef LOG_LEVEL_HIGH
+        ostringstream address;
+        address << (void const *)&(*it);
+        Logger::logThis()->info("Started shred (all) for: " + it->getModelName() + "-" + it->getSerial() + " @" + address.str());
+#endif
+    }
+    mxDrives.unlock();
+}
+
 /**
  * \brief   print drives with all information
  * \param	pointer of list <Drive>* plistDrives
@@ -665,6 +699,12 @@ bool reHDD::getSystemDrive(string &systemDrive)
             break;
         }
 
+        if (currentLine.ends_with(" /run/overlay/live\n"s))
+        {
+            systemDriveFound = true;
+            break;
+        }
+
         if (currentLine.ends_with(" /\n"s))
         {
             systemDriveFound = true;

src/shred.cpp

@@ -187,7 +187,7 @@ int Shred::shredDrive(Drive *drive, int *ipSignalFd)
     Logger::logThis()->info("Check-Task started - Drive: " + drive->getModelName() + "-" + drive->getSerial() + " @" + address.str());
     drive->u32DriveChecksumAfterShredding = uiCalcChecksum(driveFileDiscr, drive, ipSignalFd);
 #ifdef LOG_LEVEL_HIGH
-    if (drive->u32DriveChecksumAferShredding != 0)
+    if (drive->u32DriveChecksumAfterShredding != 0)
     {
         Logger::logThis()->info("Shred-Task: Checksum not zero: " + to_string(drive->u32DriveChecksumAfterShredding) + " - Drive: " + drive->getSerial());
     }

src/tui.cpp

@@ -237,6 +237,9 @@ enum TUI::UserInput TUI::readUserInput()
     case 'S':
         return TUI::UserInput::ShredAll;
         break;
+    case 'T':
+        return TUI::UserInput::Terminate;
+        break;
     default:
         return TUI::UserInput::Undefined;
         break;
@@ -482,8 +485,12 @@ WINDOW *TUI::createMenuView(int iXSize, int iYSize, int iXStart, int iYStart, st
     {
         string sLineTmp = "Press d for Delete";
         mvwaddstr(newWindow, u16Line++, (iXSize / 2) - (sLineTmp.size() / 2), sLineTmp.c_str());
+        u16Line++;
     }
 
+    string sLineTmp = "Press T for terminating reHDD";
+    mvwaddstr(newWindow, u16Line++, (iXSize / 2) - (sLineTmp.size() / 2), sLineTmp.c_str());
+
     return newWindow;
 }