Merge pull request 'version 0.3.0' (#52) from develop into master

Reviewed-on: #52

.gitignore

@@ -41,7 +41,10 @@
 
 reHDD
 
-reHDD.log
+*.log
+*.ods
+*.txt
 
+.vscode/
 
 ignoreDrives.conf

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "tfnoisegen"]
+	path = tfnoisegen
+	url = https://git.mosad.xyz/localhorst/tfnoisegen.git

README.md

@@ -11,6 +11,8 @@
 ## Debian Build Notes
 
 * `apt-get install ncurses-dev git make g++`
+* `git submodule init`
+* `git submodule update`
 * `make release`
 
 ## Create Standalone with Debian 11
@@ -22,13 +24,18 @@ Instructions how to create a standalone machine that boots directly to reHDD. Th
 * Upload reHDD log every 12h if wanted
 
 ### Software requirements
-* `apt-get install hwinfo smartmontools curl`
+* `apt-get install hwinfo smartmontools curl htop sudo`
 
 
 ### Installation
 
 clone this repo into /root/
 
+```
+git submodule init
+git submodule update
+```
+
 `cd /root/reHDD/`
 
 `make release`

ignoreDrives.conf

@@ -1,2 +1,3 @@
 4673974d
 2cb3dea4
+8ffbc421

include/drive.h

@@ -22,6 +22,14 @@ public:
                     FROZEN
                    } state;
 
+    struct
+    {
+        time_t u32ShredTimeDelta;
+        std::chrono::time_point<std::chrono::system_clock> chronoShredTimestamp;
+        unsigned long ulWrittenBytes;
+        unsigned long ulSpeedMetricBytesWritten;
+    } sShredSpeed;
+
     bool bWasShredded = false;
     bool bWasDeleteted = false;
     bool bIsOffline = false;
@@ -29,18 +37,23 @@ public:
 
 private:
     string sPath;
-    string sModelFamily;
-    string sModelName;
-    string sSerial;
-    uint64_t u64Capacity = 0U; //in byte
-    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)
     time_t u32TimestampTaskStart = 0U; //unix timestamp for duration of an action
     time_t u32TaskDuration = 0U; //time needed to complete the task
 
+    struct
+    {
+        string sModelFamily;
+        string sModelName;
+        string sSerial;
+        uint64_t u64Capacity = 0U; //in byte
+        uint32_t u32ErrorCount = 0U;
+        uint32_t u32PowerOnHours = 0U; //in hours
+        uint32_t u32PowerCycles = 0U;
+        uint32_t u32Temperature = 0U; //in Fahrenheit, just kidding: degree Celsius
+    } sSmartData;
+
 private:
     void setTimestamp();
 
@@ -60,6 +73,7 @@ public:
     uint32_t getErrorCount(void);
     uint32_t getPowerOnHours(void); //in hours
     uint32_t getPowerCycles(void);
+    uint32_t getTemperature(void); //in Fahrenheit, just kidding: degree Celsius
     void checkFrozenDrive(void);
 
     void setDriveSMARTData( string modelFamily,
@@ -68,12 +82,14 @@ public:
                             uint64_t capacity,
                             uint32_t errorCount,
                             uint32_t powerOnHours,
-                            uint32_t powerCycles);
+                            uint32_t powerCycles,
+                            uint32_t temperature);
 
     string sCapacityToText();
     string sErrorCountToText();
     string sPowerOnHoursToText();
     string sPowerCyclesToText();
+    string sTemperatureToText();
 
     void setTaskPercentage(double d32TaskPercentage);
     double getTaskPercentage(void);

include/reHDD.h

@@ -8,13 +8,15 @@
 #ifndef REHDD_H_
 #define REHDD_H_
 
-#define REHDD_VERSION "bV0.2.2"
+#define REHDD_VERSION "bV0.3.0"
 
 // 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 WORSE_TEMPERATURE 55 //mark drive if at this limit or beyond
 #define SHRED_ITERATIONS 3U
-#define FROZEN_TIMEOUT 10 //After this timeout (minutes) the drive will be marked as frozen
+#define FROZEN_TIMEOUT 20 //After this timeout (minutes) the drive will be marked as frozen, if no progress
+#define METRIC_THRESHOLD 3L*1000L*1000L*1000L //calc shred speed with this minimum of time delta
 
 // Logger Settings
 #define LOG_PATH "./reHDD.log"
@@ -83,12 +85,14 @@ private:
 
     static void searchDrives(list <Drive>* plistDrives);
     static void printDrives(list <Drive>* plistDrives);
-    static  void filterIgnoredDrives(list <Drive>* plistDrives);
+    static void startShredAllDrives(list <Drive>* plistDrives);
+    static void updateShredMetrics(list <Drive>* plistDrives);
+    static void filterIgnoredDrives(list <Drive>* plistDrives);
     static void filterNewDrives(list <Drive>* plistOldDrives, list <Drive>* plistNewDrives);
     static void addSMARTData(list <Drive>* plistDrives);
     static void ThreadScannDevices();
     static void ThreadUserInput();
-    static void ThreadShred();
+    static void ThreadShred(Drive* const pDrive);
     static void ThreadDelete();
     static void ThreadCheckFrozenDrives();
     static void handleArrowKey(TUI::UserInput userInput);

include/shred.h

@@ -17,11 +17,13 @@
 #include <unistd.h>
 #include <string.h>
 
-#define CHUNK_SIZE 1024*1024*2 //amount of bytes that are overwritten at once --> 2MB
+
-#define CHUNK_DIMENSION 100U //amount of chunks are read at once from random source
+#define CHUNK_SIZE 1024*1024*32 //amount of bytes that are overwritten at once --> 32MB
+#define TFNG_DATA_SIZE CHUNK_SIZE //amount of bytes used by tfng
 
 //#define DEMO_DRIVE_SIZE 1024*1024*256L // 256MB
 //#define DEMO_DRIVE_SIZE 1024*1024*1024L // 1GB
+//#define DEMO_DRIVE_SIZE 5*1024*1024*1024L // 5GB
 //#define DEMO_DRIVE_SIZE 1024*1024*1024*10L // 10GB
 
 typedef int fileDescriptor;
@@ -39,7 +41,8 @@ public:
 private:
     fileDescriptor randomSrcFileDiscr;
     fileDescriptor driveFileDiscr;
-    unsigned char caChunk[CHUNK_DIMENSION][CHUNK_SIZE];
+    unsigned char caTfngData[TFNG_DATA_SIZE];
+    unsigned char caReadBuffer[CHUNK_SIZE];
     unsigned long ulDriveByteSize;
     unsigned long ulDriveByteOverallCount = 0; //all bytes shredded in all iterations + checking -> used for progress calculation
     double d32Percent = 0.0;

include/smart.h

@@ -27,6 +27,7 @@ private:
     static void parseErrorCount(string sLine);
     static void parsePowerOnHours(string sLine);
     static void parsePowerCycle(string sLine);
+    static void parseTemperature(string sLine);
 
     static  string modelFamily;
     static  string modelName;
@@ -35,6 +36,7 @@ private:
     static  uint32_t errorCount;
     static  uint32_t powerOnHours;
     static  uint32_t powerCycle;
+    static  uint32_t temperature;
 };
 
 #endif  // SMART_H_

include/tui.h

@@ -22,7 +22,7 @@ protected:
 
 public:
 
-    enum UserInput { UpKey, DownKey, Abort, Shred, Delete, Enter, ESC, Undefined};
+    enum UserInput { UpKey, DownKey, Abort, Shred, ShredAll, Delete, Enter, ESC, Undefined};
     struct MenuState
     {
         bool bAbort;
@@ -56,16 +56,17 @@ 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, string sTime, bool bSelected);
+    static WINDOW *createEntryWindow(int iXSize, int iYSize, int iXStart, int iYStart, int iListIndex, string sModelFamily, string sSerial, string sCapacity, string sState, string sTime, string sSpeed, string sTemp, bool bSelected);
     static WINDOW *createSystemStats(int iXSize, int iYSize, int iXStart, 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, string sProgress);
-    static WINDOW* createSmartWarning(int iXSize, int iYSize, int iXStart, int iYStart, string sPath, uint32_t u32PowerOnHours, uint32_t u32PowerCycles,  uint32_t u32ErrorCount);
+    static WINDOW* createSmartWarning(int iXSize, int iYSize, int iXStart, int iYStart, string sPath, uint32_t u32PowerOnHours, uint32_t u32PowerCycles,  uint32_t u32ErrorCount, uint32_t u32Temperature);
     static WINDOW* createZeroChecksumWarning(int iXSize, int iYSize, int iXStart, int iYStart, string sPath, string sModelFamily, string sModelName, string sSerial, uint32_t u32Checksum);
 
     void displaySelectedDrive(Drive drive, int stdscrX, int stdscrY);
     string formatTimeDuration(time_t u32Duration);
+    string formatSpeed(time_t u32ShredTimeDelta, unsigned long ulWrittenBytes);
 
 };
 #endif  // TUI_H_

makefile

@@ -8,19 +8,22 @@ SRC_EXT = cpp
 # Path to the source directory, relative to the makefile
 SRC_PATH = src
 # Space-separated pkg-config libraries used by this project
-LIBS =
+LIBS = lib
 # General compiler flags
 COMPILE_FLAGS = -std=c++17 -Wall -Wextra -g
 # Additional release-specific flags
-RCOMPILE_FLAGS = -D NDEBUG
+RCOMPILE_FLAGS = -D NDEBUG -O3
 # Additional debug-specific flags
 DCOMPILE_FLAGS = -D DEBUG
 # Add additional include paths
 INCLUDES = include
 # General linker settings
-LINK_FLAGS = -lpthread -lncurses
+LINK_FLAGS = -Llib -lpthread -lncurses -ltfng
+
 # Doc
 DOCDIR = doc
+TFRANDDIR = tfnoisegen
+TFRANDLIB = libtfng.a
 #### END PROJECT SETTINGS ####
 
 # Optionally you may move the section above to a separate config.mk file, and
@@ -158,6 +161,7 @@ dirs:
 	@echo "Creating directories"
 	@mkdir -p $(dir $(OBJECTS))
 	@mkdir -p $(BIN_PATH)
+	@mkdir -p $(LIBS)
 
 # Removes all build files
 .PHONY: clean
@@ -167,16 +171,22 @@ clean:
 	@echo "Deleting directories"
 	@$(RM) -r build
 	@$(RM) -r bin
+	@$(RM) -r $(LIBS)
 	@$(RM) -f reHDD.log
+	$(MAKE) clean -C tfnoisegen 
 
 # Main rule, checks the executable and symlinks to the output
 all: $(BIN_PATH)/$(BIN_NAME)
+	$(MAKE) libtfng.a -C tfnoisegen
+	@cp $(TFRANDDIR)/$(TFRANDLIB) $(LIBS)
 	@echo "Making symlink: $(BIN_NAME) -> $<"
 	@$(RM) $(BIN_NAME)
 	@ln -s $(BIN_PATH)/$(BIN_NAME) $(BIN_NAME)
 
 # Link the executable
 $(BIN_PATH)/$(BIN_NAME): $(OBJECTS)
+	$(MAKE) libtfng.a -C tfnoisegen
+	@cp $(TFRANDDIR)/$(TFRANDLIB) $(LIBS)
 	@echo "Linking: $@"
 	@$(START_TIME)
 	$(CMD_PREFIX)$(CXX) $(OBJECTS) $(LDFLAGS) -o $@

scripts/update.sh

@@ -2,15 +2,17 @@
 
 echo starting update
 
+systemctl stop /lib/systemd/system/getty@tty1.service.d
+
+cd /root/reHDD/
+
 FILE=./ignoreDrives.conf
 if test -f "$FILE"; then
    echo backup exits
 else
-    cp reHDD/ignoreDrives.conf ./ignoreDrives.conf
+    cp /root/reHDD/ignoreDrives.conf /root/ignoreDrives.conf
 fi
 
-cd  reHDD
-
 git reset
 
 git stash force 
@@ -23,4 +25,6 @@ git pull
 
 make release
 
-cp ../ignoreDrives.conf ./
+cp  /root/ignoreDrives.conf /root/reHDD/ignoreDrives.conf
+
+systemctl start /lib/systemd/system/getty@tty1.service.d

src/drive.cpp

@@ -14,36 +14,41 @@ string Drive::getPath(void)
 
 string Drive::getModelFamily(void)
 {
-    return sModelFamily;
+    return sSmartData.sModelFamily;
 }
 
 string Drive::getModelName(void)
 {
-    return sModelName;
+    return sSmartData.sModelName;
 }
 
 string Drive::getSerial(void)
 {
-    return sSerial;
+    return sSmartData.sSerial;
 }
 
 uint64_t Drive::getCapacity(void)
 {
-    return u64Capacity;
+    return sSmartData.u64Capacity;
 }
 
 uint32_t Drive::getErrorCount(void)
 {
-    return u32ErrorCount;
+    return sSmartData.u32ErrorCount;
 }
 uint32_t Drive::getPowerOnHours(void)
 {
-    return u32PowerOnHours;
+    return sSmartData.u32PowerOnHours;
 }
 
 uint32_t Drive::getPowerCycles(void)
 {
-    return u32PowerCycles;
+    return sSmartData.u32PowerCycles;
+}
+
+uint32_t Drive::getTemperature(void)
+{
+    return sSmartData.u32Temperature;
 }
 
 string Drive::sCapacityToText()
@@ -67,7 +72,6 @@ string Drive::sErrorCountToText()
     return to_string(getErrorCount());
 }
 
-
 string Drive::sPowerOnHoursToText()
 {
     double dDays = 0U;
@@ -92,6 +96,11 @@ string Drive::sPowerCyclesToText()
     return to_string(getPowerCycles());
 }
 
+string Drive::sTemperatureToText()
+{
+    return to_string(getTemperature())+" C";;
+}
+
 void Drive::setTaskPercentage(double d32TaskPercentage)
 {
     if(d32TaskPercentage <= 100)
@@ -115,6 +124,7 @@ double Drive::getTaskPercentage(void)
  * \param   uint32_t errorCount
  * \param   uint32_t powerOnHours
  * \param   uint32_t powerCycle
+ * \param   uint32_t temperature
  * \return  void
  */
 void Drive::setDriveSMARTData( string modelFamily,
@@ -123,16 +133,17 @@ void Drive::setDriveSMARTData( string modelFamily,
                                uint64_t capacity,
                                uint32_t errorCount,
                                uint32_t powerOnHours,
-                               uint32_t powerCycle)
+                               uint32_t powerCycle,
+                               uint32_t temperature)
 {
-    this->sModelFamily = modelFamily;
+    this->sSmartData.sModelFamily = modelFamily;
-    sModelName = modelName;
+    this->sSmartData.sModelName = modelName;
-    sSerial = serial;
+    this->sSmartData.sSerial = serial;
-    u64Capacity = capacity;
+    this->sSmartData.u64Capacity = capacity;
-    u32ErrorCount = errorCount;
+    this->sSmartData.u32ErrorCount = errorCount;
-    u32PowerOnHours = powerOnHours;
+    this->sSmartData.u32PowerOnHours = powerOnHours;
-    u32PowerCycles = powerCycle;
+    this->sSmartData.u32PowerCycles = powerCycle;
-
+    this->sSmartData.u32Temperature = temperature;
 }
 
 void Drive::setTimestamp()
@@ -168,7 +179,7 @@ void Drive::checkFrozenDrive(void)
     time_t u32localtime;
     time(&u32localtime);
 
-    if((u32localtime - this->u32Timestamp) >= (FROZEN_TIMEOUT*60) && (this->u32Timestamp > 0))
+    if((u32localtime - this->u32Timestamp) >= (FROZEN_TIMEOUT*60) && (this->u32Timestamp > 0) && (this->getTaskPercentage() < 100.0))
         {
             Logger::logThis()->warning("Drive Frozen: " + this->getModelName() + " " + this->getSerial());
             this->bWasDeleteted = false;

src/reHDD.cpp

@@ -11,7 +11,7 @@ static int fdNewDrivesInformPipe[2];//File descriptor for pipe that informs if n
 
 static int fdShredInformPipe[2];//File descriptor for pipe that informs if a wipe thread signals
 
-static std::mutex mxScannDrives;
+static std::mutex mxDrives;
 
 list <Drive> listNewDrives; //store found drives that are updated every 5sec
 
@@ -60,20 +60,25 @@ void reHDD::app_logic(void)
 
             if(FD_ISSET(fdNewDrivesInformPipe[0], &selectSet))
                 {
-                    mxScannDrives.lock();
+                    mxDrives.lock();
                     char dummy;
                     read (fdNewDrivesInformPipe[0],&dummy,1);
                     filterNewDrives(&listDrives, &listNewDrives); //filter and copy to app logic vector
                     printDrives(&listDrives);
-                    mxScannDrives.unlock();
+                    mxDrives.unlock();
                 }
             if(FD_ISSET(fdShredInformPipe[0], &selectSet))
                 {
                     char dummy;
                     read (fdShredInformPipe[0],&dummy,1);
+                    updateShredMetrics(&listDrives);
 #ifdef LOG_LEVEL_HIGH
                     Logger::logThis()->info("got progress signal from a shred task");
 #endif
+
+
+
+
                 }
             ui->updateTUI(&listDrives, u8SelectedEntry);
         } //endless loop
@@ -101,12 +106,12 @@ void reHDD::ThreadScannDevices()
 {
     while(true)
         {
-            mxScannDrives.lock();
+            mxDrives.lock();
             listNewDrives.clear();
             searchDrives(&listNewDrives);           //search for new drives and store them in list
             filterIgnoredDrives(&listNewDrives);    //filter out ignored drives
             addSMARTData(&listNewDrives);           //add S.M.A.R.T. Data to the drives
-            mxScannDrives.unlock();
+            mxDrives.unlock();
             write(fdNewDrivesInformPipe[1], "A",1);
             sleep(5); //sleep 5 sec
         }
@@ -116,7 +121,7 @@ void reHDD::ThreadCheckFrozenDrives()
 {
     while(true)
         {
-            mxScannDrives.lock();
+            mxDrives.lock();
             for(auto it = begin(listDrives); it != end(listDrives); ++it)
                 {
                     if(it->state == Drive::SHRED_ACTIVE)
@@ -124,7 +129,7 @@ void reHDD::ThreadCheckFrozenDrives()
                             it->checkFrozenDrive();
                         }
                 }
-            mxScannDrives.unlock();
+            mxDrives.unlock();
             sleep(13); //sleep 13 sec
         }
 }
@@ -164,6 +169,7 @@ void reHDD::ThreadUserInput()
                                     getSelectedDrive()->state = Drive::DELETE_SELECTED;
                                 }
                         }
+
                     ui->updateTUI(&listDrives, u8SelectedEntry);
                     break;
                 case TUI::UserInput::Shred:
@@ -176,6 +182,12 @@ void reHDD::ThreadUserInput()
                                     getSelectedDrive()->state = Drive::SHRED_SELECTED;
                                 }
                         }
+
+                    ui->updateTUI(&listDrives, u8SelectedEntry);
+                    break;
+                case TUI::UserInput::ShredAll:
+                    //cout << "ShredAll" << endl;
+                    startShredAllDrives(&listDrives);
                     ui->updateTUI(&listDrives, u8SelectedEntry);
                     break;
                 case TUI::UserInput::Enter:
@@ -194,13 +206,13 @@ void reHDD::ThreadUserInput()
         }
 }
 
-void reHDD::ThreadShred()
+void reHDD::ThreadShred(Drive* const pDrive)
 {
-    if (getSelectedDrive() != nullptr)
+    if (pDrive != nullptr)
         {
-            getSelectedDrive()->setActionStartTimestamp(); //save timestamp at start of shredding
+            pDrive->setActionStartTimestamp(); //save timestamp at start of shredding
             Shred* pShredTask = new Shred(); //create new shred task
-            pShredTask->shredDrive(getSelectedDrive(), &fdShredInformPipe[1]); //start new shred task
+            pShredTask->shredDrive(pDrive, &fdShredInformPipe[1]); //start new shred task
             delete pShredTask; //delete shred task
             ui->updateTUI(&listDrives, u8SelectedEntry);
         }
@@ -246,12 +258,14 @@ void reHDD::filterNewDrives(list <Drive>* plistOldDrives, list <Drive>* plistNew
     //search offline drives and mark them
     for (itOld = plistOldDrives->begin(); itOld != plistOldDrives->end(); ++itOld)
         {
-            itOld->bIsOffline = true; //set offline befor seachring in the new list
+            itOld->bIsOffline = true; //set offline before searching in the new list
             for (itNew = plistNewDrives->begin(); itNew != plistNewDrives->end();)
                 {
                     if((itOld->getSerial() == itNew->getSerial()) || (itOld->getPath() == itNew->getPath()))
                         {
                             itOld->bIsOffline = false; //drive is still attached
+                            //copy new smart data to existing drive
+                            itOld->setDriveSMARTData(itNew->getModelFamily(), itNew->getModelName(), itNew->getSerial(), itNew->getCapacity(), itNew->getErrorCount(), itNew->getPowerOnHours(), itNew->getPowerCycles(), itNew->getTemperature());
 #ifdef LOG_LEVEL_HIGH
                             Logger::logThis()->info("Delete new drive, because allready attached: " + itNew->getModelName());
 #endif
@@ -279,7 +293,7 @@ void reHDD::filterNewDrives(list <Drive>* plistOldDrives, list <Drive>* plistNew
     for (itNew = plistNewDrives->begin(); itNew != plistNewDrives->end(); ++itNew)
         {
             plistOldDrives->push_back(*itNew);
-            Logger::logThis()->info("Add new drive: " + itNew->getModelName());
+            //Logger::logThis()->info("Add new drive: " + itNew->getModelName());
         }
     plistNewDrives->clear();
 }
@@ -291,7 +305,7 @@ void reHDD::filterNewDrives(list <Drive>* plistOldDrives, list <Drive>* plistNew
  */
 void reHDD::searchDrives(list <Drive>* plistDrives)
 {
-    Logger::logThis()->info("-->    search drives   <--");
+    //Logger::logThis()->info("-->    search drives   <--");
     char * cLine = NULL;
     size_t len = 0;
 
@@ -329,7 +343,7 @@ void reHDD::filterIgnoredDrives(list <Drive>* plistDrives)
 
     for(string sLine; getline( input, sLine );)
         {
-            Logger::logThis()->info("read uuid: " + sLine);
+            //Logger::logThis()->info("read uuid: " + sLine);
             vtlIgnoredDevices.emplace_back(sLine); //add found path and uuid from ignore file to vector
         }
     //loop through found entries in ingnore file
@@ -377,6 +391,32 @@ void reHDD::filterIgnoredDrives(list <Drive>* plistDrives)
         }
 }
 
+/**
+ * \brief   start shred for all drives
+ * \param	pointer of list <Drive>* plistDrives
+ * \return  void
+ */
+void reHDD::startShredAllDrives(list <Drive>* plistDrives)
+{
+    list <Drive>::iterator it;
+    mxDrives.lock();
+    for (it = plistDrives->begin(); it != plistDrives->end(); ++it)
+        {
+            if(it->state == Drive::NONE)
+                {
+                    Drive* pTmpDrive = iterator_to_pointer<Drive, std::list<Drive>::iterator > (it);
+#ifdef LOG_LEVEL_HIGH
+                    ostringstream address;
+                    address << (void const *)&(*pTmpDrive);
+                    Logger::logThis()->info("Started shred (all) for: " + pTmpDrive->getModelName() + "-" +  pTmpDrive->getSerial() + " @" + address.str());
+#endif
+                    pTmpDrive->state = Drive::TaskState::SHRED_ACTIVE;
+                    thread(ThreadShred, pTmpDrive).detach();
+                }
+        }
+    mxDrives.unlock();
+}
+
 /**
  * \brief   print drives with all information
  * \param	pointer of list <Drive>* plistDrives
@@ -412,6 +452,33 @@ void reHDD::printDrives(list <Drive>* plistDrives)
 #endif
 }
 
+/**
+ * \brief   update shred metrics for all drives
+ * \param	pointer of list <Drive>* plistDrives
+ * \return  void
+ */
+void reHDD::updateShredMetrics(list <Drive>* plistDrives)
+{
+    list <Drive>::iterator it;
+    for (it = plistDrives->begin(); it != plistDrives->end(); ++it)
+        {
+            if(it->state == Drive::SHRED_ACTIVE)
+                {
+                    Drive* pTmpDrive = iterator_to_pointer<Drive, std::list<Drive>::iterator > (it);
+                    //set metrics for calculating shred speed
+                    std::chrono::time_point<std::chrono::system_clock> chronoCurrentTimestamp = std::chrono::system_clock::now();
+                    time_t u32ShredTimeDelta = (chronoCurrentTimestamp - pTmpDrive->sShredSpeed.chronoShredTimestamp).count();
+                    if(u32ShredTimeDelta > METRIC_THRESHOLD)
+                        {
+                            pTmpDrive->sShredSpeed.u32ShredTimeDelta = u32ShredTimeDelta;
+                            pTmpDrive->sShredSpeed.chronoShredTimestamp = std::chrono::system_clock::now();
+                            pTmpDrive->sShredSpeed.ulWrittenBytes = pTmpDrive->sShredSpeed.ulSpeedMetricBytesWritten;
+                            pTmpDrive->sShredSpeed.ulSpeedMetricBytesWritten = 0U;
+                        }
+                }
+        }
+}
+
 /**
  * \brief   add S.M.A.R.T data from SMART
  * \param	pointer of list <Drive>* plistDrives
@@ -454,11 +521,12 @@ void reHDD::handleArrowKey(TUI::UserInput userInput)
             break;
         }
 
-    Logger::logThis()->info("ArrowKey - selected drive: " + to_string(u8SelectedEntry));
+    //Logger::logThis()->info("ArrowKey - selected drive: " + to_string(u8SelectedEntry));
 }
 
 void reHDD::handleEnter()
 {
+
     if (getSelectedDrive() != nullptr)
         {
             if(getSelectedDrive()->state == Drive::TaskState::SHRED_SELECTED)
@@ -466,7 +534,8 @@ void reHDD::handleEnter()
                     Logger::logThis()->info("Started shred for: " + getSelectedDrive()->getModelName() + "-" +  getSelectedDrive()->getSerial());
                     getSelectedDrive()->state = Drive::TaskState::SHRED_ACTIVE;
                     //task for drive is running --> don´t show  more task options
-                    thread(ThreadShred).detach();
+                    Drive* pTmpDrive = getSelectedDrive();
+                    thread(ThreadShred, pTmpDrive).detach();
                 }
 
             if(getSelectedDrive()->state == Drive::TaskState::DELETE_SELECTED)

src/shred.cpp

@@ -2,11 +2,19 @@
  * @file    shred.cpp
  * @brief   shred drive
  * @author  hendrik schutter
- * @date    03.05.2020
+ * @date    22.08.2022
  */
 
 #include "../include/reHDD.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+#include "../tfnoisegen/tfprng.h"
+#ifdef __cplusplus
+}
+#endif
+
 const static char *randomsrc = (char*) "/dev/urandom";
 
 Shred::Shred()
@@ -24,6 +32,9 @@ Shred::~Shred()
  */
 int Shred::shredDrive(Drive* drive, int* ipSignalFd)
 {
+    ostringstream address;
+    address << (void const *)&(*drive);
+    Logger::logThis()->info("Shred-Task started - Drive: " + drive->getModelName() + "-" + drive->getSerial() + " @" + address.str());
 
 #ifdef DRYRUN
     for(int i = 0; i<=500; i++)
@@ -40,6 +51,7 @@ int Shred::shredDrive(Drive* drive, int* ipSignalFd)
 
 #ifndef DRYRUN
     const char *cpDrivePath = drive->getPath().c_str();
+    unsigned char ucKey[TFNG_KEY_SIZE];
 
     //open random source
     randomSrcFileDiscr = open(randomsrc, O_RDONLY | O_LARGEFILE);
@@ -63,7 +75,22 @@ int Shred::shredDrive(Drive* drive, int* ipSignalFd)
             return -1;
         }
 
+    //read key for random generator
+    ssize_t readRet = read(randomSrcFileDiscr, ucKey, sizeof(ucKey)) ;
+    if (readRet <= 0)
+        {
+            std::string errorMsg(strerror(readRet));
+            Logger::logThis()->error("Shred-Task: Read random key failed! " + errorMsg + " - Drive: " + drive->getSerial());
+            perror(randomsrc);
+            cleanup();
+            return -1;
+        }
+
+    tfng_prng_seedkey(ucKey);
+
     this->ulDriveByteSize = getDriveSizeInBytes(driveFileDiscr);
+    drive->sShredSpeed.chronoShredTimestamp = std::chrono::system_clock::now();; //set inital timestamp for speed metric
+    drive->sShredSpeed.ulSpeedMetricBytesWritten = 0U; //uses to calculate speed metric
 
 #ifdef LOG_LEVEL_HIGH
     Logger::logThis()->info("Shred-Task: Bytes-Size of Drive: " + to_string(this->ulDriveByteSize) + " - Drive: " + drive->getSerial());
@@ -72,44 +99,21 @@ int Shred::shredDrive(Drive* drive, int* ipSignalFd)
     for (unsigned int uiShredIterationCounter = 0U; uiShredIterationCounter < SHRED_ITERATIONS; uiShredIterationCounter++)
         {
             unsigned long ulDriveByteCounter = 0U; //used for one shred-iteration to keep track of the current drive position
-            uint32_t u32ChunkDimensionIndex = 0U;
 
             if(uiShredIterationCounter == (SHRED_ITERATIONS-1))
                 {
-                    //last shred iteration --> overwrite with zeros instead with random data
+                    //last shred iteration --> overwrite (just the write chunk) bytes with zeros instead with random data
-                    memset(caChunk, 0U, CHUNK_DIMENSION*CHUNK_SIZE);
+                    memset(caTfngData, 0U, CHUNK_SIZE);
                 }
 
             while (ulDriveByteCounter < ulDriveByteSize)
                 {
                     int iBytesToShred = 0; //Bytes that will be overwritten in this chunk-iteration
 
-                    if((u32ChunkDimensionIndex == 0U) && (uiShredIterationCounter != (SHRED_ITERATIONS-1)))
+                    if(uiShredIterationCounter != (SHRED_ITERATIONS-1))
                         {
-                            //read new chunks from random source if needed and this is NOT the last shred iteration
+                            //NOT last shred iteration --> generate new random data
-                            unsigned long ulBytesInChunkBuffer = 0U;
+                            tfng_prng_genrandom(caTfngData, TFNG_DATA_SIZE);
-
-                            while (ulBytesInChunkBuffer < CHUNK_DIMENSION*CHUNK_SIZE)
-                                {
-                                    //read new random bytes
-                                    int iReadBytes = read(randomSrcFileDiscr, caChunk, ((CHUNK_DIMENSION*CHUNK_SIZE)-ulBytesInChunkBuffer));
-                                    if (iReadBytes > 0)
-                                        {
-                                            ulBytesInChunkBuffer += iReadBytes;
-                                        }
-                                    else
-                                        {
-                                            std::string errorMsg(strerror(iReadBytes));
-                                            Logger::logThis()->error("Shred-Task: Read from random source failed! " + errorMsg + " - Drive: " + drive->getSerial());
-                                            perror("unable to read random data");
-                                            cleanup();
-                                            return -1;;
-                                        }
-                                } //end chunk read
-#ifdef LOG_LEVEL_HIGH
-                            Logger::logThis()->info("Shred-Task: Read new random data - Drive: " + drive->getSerial());
-#endif
-
                         }
 
                     if((ulDriveByteSize-ulDriveByteCounter) < CHUNK_SIZE)
@@ -121,7 +125,7 @@ int Shred::shredDrive(Drive* drive, int* ipSignalFd)
                             iBytesToShred = CHUNK_SIZE;
                         }
 
-                    int iByteShredded = write(driveFileDiscr, caChunk[u32ChunkDimensionIndex], iBytesToShred);
+                    int iByteShredded = write(driveFileDiscr, caTfngData, iBytesToShred);
 
                     if(iByteShredded <= 0)
                         {
@@ -132,18 +136,20 @@ int Shred::shredDrive(Drive* drive, int* ipSignalFd)
                             return -1;
                         }
 
-                    u32ChunkDimensionIndex = (u32ChunkDimensionIndex+1)%CHUNK_DIMENSION;
                     ulDriveByteCounter += iByteShredded;
                     ulDriveByteOverallCount += iByteShredded;
                     d32Percent = this->calcProgress();
+                    drive->sShredSpeed.ulSpeedMetricBytesWritten += iByteShredded;
 
 #ifdef LOG_LEVEL_HIGH
                     Logger::logThis()->info("Shred-Task: ByteCount: " + to_string(ulDriveByteCounter) +  " - iteration: " + to_string((uiShredIterationCounter+1)) + " - progress: " + to_string(d32Percent) + " - Drive: " + drive->getSerial());
 #endif
                     if((d32Percent-d32TmpPercent) >= 0.01)
                         {
+                            //set shred percantage
                             drive->setTaskPercentage(d32TmpPercent);
                             d32TmpPercent = d32Percent;
+                            //signal process in shreding
                             write(*ipSignalFd, "A",1);
                         }
 
@@ -157,13 +163,19 @@ int Shred::shredDrive(Drive* drive, int* ipSignalFd)
                             cleanup();
                             return -1;
                         }
-                }//end one chunk write
+                    //end one chunk write
+                }
             if(0 != iRewindDrive(driveFileDiscr))
                 {
+                    Logger::logThis()->error("Shred-Task: Unable to rewind drive! - Drive: " + drive->getSerial());
                     cleanup();
                     return -1;
                 }
-        } //end one shred iteration
+            //end one shred iteration
+        }
+    //end of all shred iteratio
+
+    tfng_prng_seedkey(NULL); //reset random generator
 
 #ifdef ZERO_CHECK_ALERT
     drive->u32DriveChecksumAferShredding = uiCalcChecksum(driveFileDiscr, drive, ipSignalFd);
@@ -250,18 +262,19 @@ unsigned int Shred::uiCalcChecksum(fileDescriptor file,Drive* drive, int* ipSign
                 {
                     iBytesToCheck = CHUNK_SIZE;
                 }
-            int iReadBytes = read(file, caChunk, iBytesToCheck);
+            int iReadBytes = read(file, caReadBuffer, iBytesToCheck);
             for (int iReadBytesCounter = 0U; iReadBytesCounter < iReadBytes; iReadBytesCounter++)
                 {
-                    uiChecksum += caChunk[0][iReadBytesCounter];
+                    uiChecksum += caReadBuffer[iReadBytesCounter];
                 }
             ulDriveByteCounter += iReadBytes;
             ulDriveByteOverallCount += iReadBytes;
             d32Percent = this->calcProgress();
+            drive->sShredSpeed.ulSpeedMetricBytesWritten += iReadBytes;
 #ifdef LOG_LEVEL_HIGH
             Logger::logThis()->info("Shred-Task (Checksum): ByteCount: " + to_string(ulDriveByteCounter) + " - progress: " + to_string(d32Percent) + " - Drive: " + drive->getSerial());
 #endif
-            if((d32Percent-d32TmpPercent) >= 0.9)
+            if((d32Percent-d32TmpPercent) >= 0.01)
                 {
                     drive->setTaskPercentage(d32TmpPercent);
                     d32TmpPercent = d32Percent;
@@ -274,5 +287,5 @@ unsigned int Shred::uiCalcChecksum(fileDescriptor file,Drive* drive, int* ipSign
 void Shred::cleanup()
 {
     close(driveFileDiscr);
-    close( randomSrcFileDiscr);
+    close(randomSrcFileDiscr);
 }

src/smart.cpp

@@ -14,6 +14,7 @@ uint64_t SMART::capacity = 0U;
 uint32_t SMART::errorCount = 0U;
 uint32_t SMART::powerOnHours = 0U;
 uint32_t SMART::powerCycle = 0U;
+uint32_t SMART::temperature = 0U;
 
 /**
  * \brief   get and set S.M.A.R.T. values in Drive
@@ -29,6 +30,7 @@ void SMART::readSMARTData(Drive* drive)
     errorCount = 0U;
     powerOnHours = 0U;
     powerCycle = 0U;
+    temperature = 0U;
 
     size_t len = 0; //lenght of found line
     char* cLine = NULL; //found line
@@ -50,9 +52,10 @@ void SMART::readSMARTData(Drive* drive)
             SMART::parseErrorCount(sLine);
             SMART::parsePowerOnHours(sLine);
             SMART::parsePowerCycle(sLine);
+            SMART::parseTemperature(sLine);
         }
     pclose(outputfileSmart);
-    drive->setDriveSMARTData(modelFamily, modelName, serial, capacity, errorCount, powerOnHours, powerCycle); //wirte data in drive
+    drive->setDriveSMARTData(modelFamily, modelName, serial, capacity, errorCount, powerOnHours, powerCycle, temperature); //wirte data in drive
 }
 
 /**
@@ -176,3 +179,26 @@ void SMART::parsePowerCycle(string sLine)
         }
 }
 
+/**
+ * \brief   parse temperature
+ * \param	string output line of smartctl
+ * \return  void
+ */
+void SMART::parseTemperature(string sLine)
+{
+    string search("\"current\": ");
+    size_t found = sLine.find(search);
+    if (found!=string::npos)
+        {
+            sLine.erase(0, sLine.find(": ") + 2);
+            sLine.erase(sLine.length()-1, 2);
+            if(sLine == "{")
+                {
+                    temperature = 0U; // this drive doesn't support temperatur
+                }
+            else
+                {
+                    temperature = stol(sLine);
+                }
+        }
+}

src/tui.cpp

@@ -74,11 +74,12 @@ void TUI::updateTUI(list <Drive>* plistDrives, uint8_t u8SelectedEntry)
     for (it = plistDrives->begin(); it != plistDrives->end(); ++it)
         {
             string sModelFamily = it->getModelFamily();
-            string sModelName = it->getModelName();
+            string sSerial = "SN: " + it->getSerial();
             string sCapacity = it->sCapacityToText();
             string sState = " ";
+            string sSpeed = " ";
             string sTime = " ";
-
+            string sTemp = it->sTemperatureToText();
 
             bool bSelectedEntry = false;
 
@@ -87,17 +88,16 @@ void TUI::updateTUI(list <Drive>* plistDrives, uint8_t u8SelectedEntry)
                     bSelectedEntry = true; //mark this drive in entries list
                     displaySelectedDrive(*it, u16StdscrX, u16StdscrY);
 
-                    if((it->getPowerOnHours() >= WORSE_HOURS) || (it->getPowerCycles() >= WORSE_POWERUP) || (it->getErrorCount() > 0))
+                    if((it->getPowerOnHours() >= WORSE_HOURS) || (it->getPowerCycles() >= WORSE_POWERUP) || (it->getErrorCount() > 0) || (it->getTemperature() >= WORSE_TEMPERATURE))
                         {
                             // smart values are bad --> show warning
-                            smartWarning=createSmartWarning(50, 10, ((u16StdscrX)-(int)(u16StdscrX/2)+35),(int)(u16StdscrY/2)-5, it->getPath(), it->getPowerOnHours(), it->getPowerCycles(), it->getErrorCount());
+                            smartWarning=createSmartWarning(50, 10, ((u16StdscrX)-(int)(u16StdscrX/2)+35),(int)(u16StdscrY/2)-5, it->getPath(), it->getPowerOnHours(), it->getPowerCycles(), it->getErrorCount(), it->getTemperature());
                             wrefresh(smartWarning);
                         }
                 }
 
             stringstream stream;
 
-
             switch (it->state)
                 {
                 case Drive::SHRED_ACTIVE:
@@ -107,6 +107,7 @@ void TUI::updateTUI(list <Drive>* plistDrives, uint8_t u8SelectedEntry)
 
                     it->calculateTaskDuration();
                     sTime = this->formatTimeDuration(it->getTaskDuration());
+                    sSpeed = this->formatSpeed(it->sShredSpeed.u32ShredTimeDelta, it->sShredSpeed.ulWrittenBytes);
                     break;
                 case Drive::DELETE_ACTIVE:
                     sState = "Deleting ...";
@@ -151,7 +152,7 @@ void TUI::updateTUI(list <Drive>* plistDrives, uint8_t u8SelectedEntry)
                     break;
                 }
 
-            WINDOW * tmp = createEntryWindow( ((int)(u16StdscrX/3) - 2), 5, 3, (5* (u8Index) )+3, sModelFamily, sModelName, sCapacity, sState, sTime, bSelectedEntry);
+            WINDOW * tmp = createEntryWindow( ((int)(u16StdscrX/3) - 2), 5, 3, (5* (u8Index) )+3, (distance(plistDrives->begin(), it)+1), sModelFamily, sSerial, sCapacity, sState, sTime, sSpeed, sTemp, bSelectedEntry);
             wrefresh(tmp);
             u8Index++;
         }//end loop though drives
@@ -203,6 +204,9 @@ enum TUI::UserInput TUI::readUserInput()
         case 's':
             return TUI::UserInput::Shred;
             break;
+        case 'S':
+            return TUI::UserInput::ShredAll;
+            break;
         default:
             return TUI::UserInput::Undefined;
             break;
@@ -305,7 +309,7 @@ WINDOW* TUI::overwriteDetailViewWindow( int iXSize, int iYSize, int iXStart)
     return newWindow;
 }
 
-WINDOW* TUI::createEntryWindow(int iXSize, int iYSize, int iXStart, int iYStart, string sModelFamily, string sModelName, string sCapacity, string sState, string sTime, bool bSelected)
+WINDOW* TUI::createEntryWindow(int iXSize, int iYSize, int iXStart, int iYStart, int iListIndex, string sModelFamily, string sSerial, string sCapacity, string sState, string sTime, string sSpeed, string sTemp, bool bSelected)
 {
     WINDOW *newWindow;
     newWindow = newwin(iYSize, iXSize, iYStart, iXStart);
@@ -325,12 +329,16 @@ WINDOW* TUI::createEntryWindow(int iXSize, int iYSize, int iXStart, int iYStart,
 
     box(newWindow, ACS_VLINE, ACS_HLINE);
 
-    mvwaddstr(newWindow,1, 1, sModelFamily.c_str());
+    mvwaddstr(newWindow,1, 1, to_string(iListIndex).c_str());
-    mvwaddstr(newWindow,2, 1, sModelName.c_str());
-    mvwaddstr(newWindow,3, 1, sCapacity.c_str());
 
+    mvwaddstr(newWindow,1, 5, sModelFamily.c_str());
+    mvwaddstr(newWindow,2, 5, sSerial.c_str());
+    mvwaddstr(newWindow,3, 5, sCapacity.c_str());
+    mvwaddstr(newWindow,3, 5+sCapacity.length()+3, sTemp.c_str());
+
+    mvwaddstr(newWindow,1, iXSize-sSpeed.length()-5, sSpeed.c_str());
     mvwaddstr(newWindow,2, iXSize-sState.length()-5, sState.c_str());
-    mvwaddstr(newWindow,3, iXSize-sState.length()-5, sTime.c_str());
+    mvwaddstr(newWindow,3, iXSize-sTime.length()-5, sTime.c_str());
 
     return newWindow;
 }
@@ -353,10 +361,14 @@ WINDOW* TUI::createSystemStats(int iXSize, int iYSize, int iXStart, int iYStart)
     strftime(buffer,sizeof(buffer),"Date: %d-%m-%Y   Time: %H:%M",timeinfo);
     string time(buffer);
 
-    string sLine01 =  "reHDD - hard drive refurbishing tool";
+    string sLine01 = "reHDD - hard drive refurbishing tool";
-    string sLine02 =  "Version: " + string(REHDD_VERSION);
+    string sLine02 = "Version: " + string(REHDD_VERSION);
-    string sLine03 =  "Available under GPL 3.0";
+    string sLine03 = "Build time: ";
-    string sLine04 =  "https://git.mosad.xyz/localhorst/reHDD";
+    sLine03.append(__DATE__);
+    sLine03.append(" ");
+    sLine03.append(__TIME__);
+    string sLine04 =  "Available under GPL 3.0";
+    string sLine05 =  "https://git.mosad.xyz/localhorst/reHDD";
 
     uint16_t u16Line = 2;
 
@@ -364,6 +376,7 @@ WINDOW* TUI::createSystemStats(int iXSize, int iYSize, int iXStart, int iYStart)
     mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLine01.size()/2), sLine02.c_str());
     mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLine01.size()/2), sLine03.c_str());
     mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLine01.size()/2), sLine04.c_str());
+    mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLine01.size()/2), sLine05.c_str());
     u16Line++;
     mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLine01.size()/2), time.c_str());
 
@@ -384,19 +397,19 @@ WINDOW* TUI::createMenuView(int iXSize, int iYSize, int iXStart, int iYStart, st
 
     if(menustate.bAbort)
         {
-            string sLineTmp = "Press A for Abort";
+            string sLineTmp = "Press a for Abort";
             mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLineTmp.size()/2), sLineTmp.c_str());
             u16Line++;
         }
     if(menustate.bShred)
         {
-            string sLineTmp = "Press S for Shred ";
+            string sLineTmp = "Press s for Shred (S for all drives)";
             mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLineTmp.size()/2), sLineTmp.c_str());
             u16Line++;
         }
     if(menustate.bDelete)
         {
-            string sLineTmp = "Press D for Delete";
+            string sLineTmp = "Press d for Delete";
             mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLineTmp.size()/2), sLineTmp.c_str());
         }
 
@@ -506,6 +519,17 @@ string TUI::formatTimeDuration(time_t u32Duration)
     return out.str();
 }
 
+string TUI::formatSpeed(time_t u32ShredTimeDelta, unsigned long ulWrittenBytes)
+{
+    std::ostringstream out;
+    double dDeltaSec = ((double)((u32ShredTimeDelta)/1000000000.0)); //convert nano in sec
+    double speed = ((ulWrittenBytes/1000000.0)/dDeltaSec);
+    char s[25];
+    sprintf(s, "%0.2lf MB/s", speed);
+    out << s;
+    return out.str();
+}
+
 void TUI::displaySelectedDrive(Drive drive, int stdscrX, int stdscrY)
 {
     struct MenuState menustate;
@@ -563,7 +587,7 @@ void TUI::displaySelectedDrive(Drive drive, int stdscrX, int stdscrY)
         }
 }
 
-WINDOW* TUI::createSmartWarning(int iXSize, int iYSize, int iXStart, int iYStart, string sPath, uint32_t u32PowerOnHours, uint32_t u32PowerCycles,  uint32_t u32ErrorCount)
+WINDOW* TUI::createSmartWarning(int iXSize, int iYSize, int iXStart, int iYStart, string sPath, uint32_t u32PowerOnHours, uint32_t u32PowerCycles,  uint32_t u32ErrorCount, uint32_t u32Temperature)
 {
     WINDOW *newWindow;
     newWindow = newwin(iYSize, iXSize, iYStart, iXStart);
@@ -598,6 +622,13 @@ WINDOW* TUI::createSmartWarning(int iXSize, int iYSize, int iXStart, int iYStart
         {
             string sLineTmp = "S.M.A.R.T. erros detected: " + to_string(u32ErrorCount);
             mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLine01.size()/2), sLineTmp.c_str());
+            u16Line++;
+        }
+
+    if(u32Temperature >= WORSE_TEMPERATURE)
+        {
+            string sLineTmp = "Drive too hot: " + to_string(u32Temperature)+" C";
+            mvwaddstr(newWindow,u16Line++, (iXSize/2)-(sLine01.size()/2), sLineTmp.c_str());
         }
     return newWindow;
 }

tfnoisegen

@@ -0,0 +1 @@
+Subproject commit 488716ef22ac5a1aae235a59bea2997ac7e8e45a