Bump version

PKGBUILD

@@ -1,19 +1,21 @@
 pkgname=fantasize
-pkgver=0.1.8
+pkgver=0.2.0
 pkgrel=1
 pkgdesc='C++ fan control for Linux'
 url='https://github.com/Tabascl/fantasize.git'
 source=("$pkgname-$pkgver.tar.gz::https://github.com/Tabascl/fantasize/archive/refs/tags/v$pkgver.tar.gz")
 arch=('x86_64')
 license=('GPL3')
-makedepends=('git' 'cmake' 'nlohmann-json' 'boost' 'cuda')
+makedepends=('git' 'meson' 'nlohmann-json' 'boost')
 sha256sums=('SKIP')
 
 build() {
-    cmake -S "$pkgname-$pkgver/app" -B build -DCMAKE_BUILD_TYPE=Release
-    cmake --build build
+    meson setup build "$pkgname-$pkgver/app" -Dbuildtype=Release
+    cd build
+    meson compile
 }
 
 package() {
-    cmake --install build --prefix "$pkgdir/" --verbose
+    cd build
+    meson install
 }

app/CMakeLists.txt

@@ -1,36 +0,0 @@
-cmake_minimum_required(VERSION 3.0)
-
-project(fantasize VERSION 0.1.8)
-
-set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
-
-find_package(nlohmann_json 3.11.2 REQUIRED)
-find_package(Boost 1.74 COMPONENTS program_options log log_setup date_time REQUIRED)
-
-add_executable(${PROJECT_NAME}
-  src/main.cxx
-  src/sensor/LMSensorsFacade.cxx
-  src/sensor/GPUSensorsFacade.cxx
-  src/sensor/Sensor.cxx
-  src/sensor/NvidiaSensor.cxx
-  src/sensor/LMSensor.cxx
-  src/pwm/PWMControl.cxx
-  src/pwm/PWMControlFacade.cxx
-  src/fan/HwmonFan.cxx
-  src/fan/FanCurve.cxx
-  src/fan/FanLabeler.cxx
-  src/FanGenerator.cxx
-  src/Serializer.cxx
-  src/sensor/SensorManager.cxx
-  src/Controller.cxx
-  src/Settings.cxx
-  src/App.cxx
-)
-
-set_property(TARGET ${PROJECT_NAME} PROPERTY CXX_STANDARD 20)
-
-target_include_directories(${PROJECT_NAME} PUBLIC include /opt/cuda)
-target_link_libraries(${PROJECT_NAME} PUBLIC sensors nvidia-ml nlohmann_json::nlohmann_json tbb ${Boost_LIBRARIES})
-
-install(TARGETS ${PROJECT_NAME} DESTINATION usr/local/bin)
-install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/unit/fantasize.service DESTINATION usr/lib/systemd/system)

app/include/Serializer.h

@@ -7,6 +7,7 @@
 #include <nlohmann/json.hpp>
 
 #include <Settings.h>
+#include <fan/Aggregators.h>
 #include <fan/Fan.h>
 #include <fan/FanCurve.h>
 #include <sensor/Sensor.h>
@@ -16,20 +17,22 @@
 
 using json = nlohmann::json;
 
-class Serializer {
+class Serializer
+{
 public:
   Serializer();
   void SerializeFans(std::vector<std::shared_ptr<Fan>> fans);
-  std::vector<std::shared_ptr<Fan>>
-  DeserializeFans(std::vector<std::shared_ptr<Sensor>> availableSensors);
-  std::vector<std::shared_ptr<FanCurve>>
-  DeserializeFanCurves(std::vector<std::shared_ptr<Sensor>> availableSensors,
+  std::vector<std::shared_ptr<Fan>> DeserializeFans(
+    std::vector<std::shared_ptr<Sensor>> availableSensors);
+  std::vector<std::shared_ptr<FanCurve>> DeserializeFanCurves(
+    std::vector<std::shared_ptr<Sensor>> availableSensors,
     std::vector<std::shared_ptr<Fan>> availableFans);
   std::shared_ptr<Settings> DeserializeSettings();
 
 private:
   void WriteJson(json o);
   json ReadJson();
+  std::unique_ptr<Aggregator> aggregatorFromString(std::string str) const;
 };
 
 #endif // SERIALIZER_H_

app/include/fan/Aggregators.h

@@ -0,0 +1,27 @@
+#ifndef AGGREGATORS_H_
+#define AGGREGATORS_H_
+
+#include <sensor/Sensor.h>
+
+class Aggregator
+{
+public:
+  virtual int aggregate(std::vector<std::shared_ptr<Sensor>> sensors) const = 0;
+  virtual const std::string toString() const = 0;
+};
+
+class AverageAggregator : public Aggregator
+{
+public:
+  int aggregate(std::vector<std::shared_ptr<Sensor>> sensors) const override;
+  const std::string toString() const override;
+};
+
+class MaxAggregator : public Aggregator
+{
+public:
+  int aggregate(std::vector<std::shared_ptr<Sensor>> sensors) const override;
+  const std::string toString() const override;
+};
+
+#endif // AGGERGATORS_H_

app/include/fan/Fan.h

@@ -17,6 +17,9 @@ public:
   virtual void StartPWM(int value) = 0;
   virtual int StartPWM() = 0;
 
+  virtual void ZeroFanModeSupported(bool value) = 0;
+  virtual bool ZeroFanModeSupported() = 0;
+
   virtual void FindPWMLimits() = 0;
   virtual void AdjustPWMLimits() = 0;
 };

app/include/fan/FanCurve.h

@@ -4,19 +4,23 @@
 #include <memory>
 #include <vector>
 
+#include <fan/Aggregators.h>
 #include <fan/HwmonFan.h>
 #include <sensor/Sensor.h>
 
-struct FanStep {
+struct FanStep
+{
   int Temp;
   int Percent;
 };
 
-class FanCurve {
+class FanCurve
+{
 public:
   FanCurve(std::vector<FanStep> steps,
            std::vector<std::shared_ptr<Sensor>> sensors,
-           std::vector<std::shared_ptr<Fan>> fans);
+           std::vector<std::shared_ptr<Fan>> fans,
+           std::unique_ptr<Aggregator> aggregator);
 
   void DoFanControl();
 
@@ -27,6 +31,7 @@ private:
   std::vector<FanStep> mSteps;
   std::vector<std::shared_ptr<Sensor>> mTempSensors;
   std::vector<std::shared_ptr<Fan>> mFans;
+  std::unique_ptr<Aggregator> mAggregator;
 };
 
 #endif // FANCURVE_H_

app/include/fan/HwmonFan.h

@@ -24,6 +24,9 @@ public:
   void StartPWM(int value) override;
   int StartPWM() override;
 
+  void ZeroFanModeSupported(bool value) override;
+  bool ZeroFanModeSupported() override;
+
   void FindPWMLimits() override;
   void AdjustPWMLimits() override;
 
@@ -36,8 +39,9 @@ private:
   std::shared_ptr<Sensor> mRpmSensor;
   std::string mLabel;
 
-  int mMinPWM;
-  int mStartPWM;
+  int mMinPWM = 0;
+  int mStartPWM = 0;
+  bool mZeroFanModeSupported = false;
   std::chrono::time_point<std::chrono::steady_clock> mLastAdjustmentTime;
 };
 

app/meson.build

@@ -0,0 +1,37 @@
+project('fantasize', 'cpp', version : '0.2.1', default_options : ['cpp_std=c++20'])
+
+src = [
+  'src/main.cxx',
+  'src/sensor/LMSensorsFacade.cxx',
+  'src/sensor/Sensor.cxx',
+  'src/sensor/LMSensor.cxx',
+  'src/pwm/PWMControl.cxx',
+  'src/pwm/PWMControlFacade.cxx',
+  'src/fan/HwmonFan.cxx',
+  'src/fan/FanCurve.cxx',
+  'src/fan/FanLabeler.cxx',
+  'src/fan/Aggregators.cxx',
+  'src/FanGenerator.cxx',
+  'src/Serializer.cxx',
+  'src/sensor/SensorManager.cxx',
+  'src/Controller.cxx',
+  'src/Settings.cxx',
+  'src/App.cxx'
+]
+
+deps = [
+  dependency('nlohmann_json'),
+  dependency('boost', modules : ['program_options', 'log', 'log_setup', 'date_time', 'thread']),
+  dependency('tbb'),
+  meson.get_compiler('cpp').find_library('sensors')
+]
+
+inc = include_directories('include')
+
+exe = executable('fantasize',
+  src,
+  dependencies: deps,
+  install: true,
+  include_directories: inc)
+
+install_data('unit/fantasize.service', install_dir : 'usr/lib/systemd/system')

app/src/Serializer.cxx

@@ -1,4 +1,3 @@
-#include "Settings.h"
 #include <filesystem>
 #include <fstream>
 #include <iostream>
@@ -9,6 +8,7 @@
 #include <fan/HwmonFan.h>
 #include <pwm/PWMControl.h>
 #include <sensor/LMSensor.h>
+#include <string>
 
 using namespace std;
 namespace fs = filesystem;
@@ -48,11 +48,13 @@ Serializer::DeserializeFans(vector<shared_ptr<Sensor>> availableSensors) {
       int minPWM = el.value()["MinPWM"];
       int startPWM = el.value()["StartPWM"];
       string label = el.value()["Label"];
+      bool zeroFan = el.value()["ZeroFan"];
 
       auto fan = make_shared<HwmonFan>(pwmControl, rpmSensor);
       fan->MinPWM(minPWM);
       fan->StartPWM(startPWM);
       fan->Label(label);
+      fan->ZeroFanModeSupported(zeroFan);
 
       fans.push_back(fan);
     }
@@ -118,12 +120,24 @@ vector<shared_ptr<FanCurve>> Serializer::DeserializeFanCurves(
         fans.push_back(fanMap[fan.value()]);
     }
 
-    curves.push_back(make_shared<FanCurve>(steps, sensors, fans));
+    std::unique_ptr<Aggregator> aggregator =
+        aggregatorFromString(el.value()["AggregateFunction"]);
+
+    curves.push_back(
+        make_shared<FanCurve>(steps, sensors, fans, std::move(aggregator)));
   }
 
   return curves;
 }
 
+std::unique_ptr<Aggregator>
+Serializer::aggregatorFromString(std::string str) const {
+  if (str == "max")
+    return std::make_unique<MaxAggregator>();
+  else
+    return std::make_unique<AverageAggregator>();
+}
+
 shared_ptr<Settings> Serializer::DeserializeSettings() {
   int frequency = FREQUENCY_DEFAULT;
 

app/src/fan/Aggregators.cxx

@@ -0,0 +1,39 @@
+#include <climits>
+#include <fan/Aggregators.h>
+
+int
+AverageAggregator::aggregate(std::vector<std::shared_ptr<Sensor>> sensors) const
+{
+  int sum = 0;
+
+  for (auto sensor : sensors) {
+    sum += sensor->value();
+  }
+
+  return sum / sensors.size();
+}
+
+const std::string
+AverageAggregator::toString() const
+{
+  return "Average";
+}
+
+int
+MaxAggregator::aggregate(std::vector<std::shared_ptr<Sensor>> sensors) const
+{
+  int max = INT_MIN;
+
+  for (auto sensor : sensors) {
+    if (sensor->value() > max)
+      max = sensor->value();
+  }
+
+  return max;
+}
+
+const std::string
+MaxAggregator::toString() const
+{
+  return "Max";
+}

app/src/fan/FanCurve.cxx

@@ -4,13 +4,16 @@
 #include <boost/log/trivial.hpp>
 
 #include <fan/FanCurve.h>
+#include <memory>
 
 using namespace std;
 
 FanCurve::FanCurve(std::vector<FanStep> steps,
                    std::vector<std::shared_ptr<Sensor>> sensors,
-                   std::vector<std::shared_ptr<Fan>> fans)
-    : mSteps(steps), mTempSensors(sensors), mFans(fans) {
+                   std::vector<std::shared_ptr<Fan>> fans,
+                   std::unique_ptr<Aggregator> aggregator)
+    : mSteps(steps), mTempSensors(sensors), mFans(fans),
+      mAggregator(std::move(aggregator)) {
   PrintInfo();
 }
 
@@ -19,7 +22,7 @@ void FanCurve::DoFanControl() {
 
   int temp = AggregateTemperature();
 
-  int t0, t1, p0, p1;
+  int t0 = 0, t1 = 0, p0 = 0, p1 = 0;
   int targetFanPower;
 
   if (temp <= mSteps[0].Temp) {
@@ -27,7 +30,7 @@ void FanCurve::DoFanControl() {
   } else if (temp > mSteps[mSteps.size() - 1].Temp) {
     targetFanPower = mSteps[mSteps.size() - 1].Percent;
   } else {
-    for (int i = 0; i < mSteps.size(); i++) {
+    for (int i = 0; i < (int)mSteps.size(); i++) {
       if (temp > mSteps[i].Temp) {
         t0 = mSteps[i].Temp;
         p0 = mSteps[i].Percent;
@@ -41,7 +44,7 @@ void FanCurve::DoFanControl() {
   }
 
   for (auto f : mFans) {
-    if (f->RPM() <= 0) {
+    if (!f->ZeroFanModeSupported() && f->RPM() <= 0) {
       BOOST_LOG_TRIVIAL(warning) << "Fan stopped completely!";
       f->PWM(f->StartPWM());
       f->AdjustPWMLimits();
@@ -51,14 +54,8 @@ void FanCurve::DoFanControl() {
   }
 }
 
-// Dummy Implementation using AVG
 int FanCurve::AggregateTemperature() {
-  int sum = 0;
-  for (auto s : mTempSensors) {
-    sum += s->value();
-  }
-
-  return sum / mTempSensors.size();
+  return mAggregator->aggregate(mTempSensors);
 }
 
 void FanCurve::PrintInfo() {
@@ -90,4 +87,10 @@ void FanCurve::PrintInfo() {
   }
 
   BOOST_LOG_TRIVIAL(info) << sStream.str();
+
+  sStream.str(string());
+
+  sStream << "Aggregate function: " << mAggregator->toString();
+
+  BOOST_LOG_TRIVIAL(info) << sStream.str();
 }

app/src/fan/HwmonFan.cxx

@@ -39,6 +39,12 @@ void HwmonFan::StartPWM(int value) { mStartPWM = value; }
 
 int HwmonFan::StartPWM() { return mStartPWM; }
 
+void HwmonFan::ZeroFanModeSupported(bool value) {
+  mZeroFanModeSupported = value;
+}
+
+bool HwmonFan::ZeroFanModeSupported() { return mZeroFanModeSupported; }
+
 void HwmonFan::FindPWMLimits() {
   cout << "Looking for minimal PWM" << endl;
   int minPWM = 0;
@@ -95,11 +101,9 @@ void HwmonFan::AdjustPWMLimits() {
 
 json HwmonFan::toJson() const {
   json obj;
-  obj = {mPWMControl->toJson(),
-         mRpmSensor->toJson(),
-         {"Label", mLabel},
-         {"MinPWM", mMinPWM},
-         {"StartPWM", mStartPWM}};
+  obj = {mPWMControl->toJson(),   mRpmSensor->toJson(),
+         {"Label", mLabel},       {"MinPWM", mMinPWM},
+         {"StartPWM", mStartPWM}, {"ZeroFan", mZeroFanModeSupported}};
   return obj;
 }
 

app/src/main.cxx

@@ -20,7 +20,7 @@
 
 #include <App.h>
 
-#define PROJECT_VERSION "v0.1.8"
+#define PROJECT_VERSION "v0.2.1"
 
 namespace po = boost::program_options;
 namespace logging = boost::log;

app/src/pwm/PWMControl.cxx

@@ -15,7 +15,9 @@
 using namespace std;
 namespace fs = filesystem;
 
-PWMControl::PWMControl(string controlPath) : mControlPath(controlPath) {
+PWMControl::PWMControl(string controlPath)
+  : mControlPath(controlPath)
+{
   fs::path pathEnable(mControlPath + PWM_POSTFIX_ENABLE);
   fs::path pathMode(mControlPath + PWM_POSTFIX_MODE);
 
@@ -35,21 +37,24 @@ PWMControl::PWMControl(string controlPath) : mControlPath(controlPath) {
   istrm.close();
 }
 
-PWMControl::~PWMControl() {
+PWMControl::~PWMControl()
+{
   BOOST_LOG_FUNCTION();
 
   BOOST_LOG_TRIVIAL(trace) << "Cleanup";
   Reset();
 }
 
-void PWMControl::Power(int percent) {
+void
+PWMControl::Power(int percent)
+{
   BOOST_LOG_FUNCTION();
 
   int pwmValue = (PWM_MAX_VALUE * percent) / 100;
 
   if (percent != mCurrentValue) {
-    BOOST_LOG_TRIVIAL(trace)
-        << "Updating control value to " << percent << "% (" << pwmValue << ")";
+    BOOST_LOG_TRIVIAL(trace) << "Updating control value of " << toString()
+                             << " to " << percent << "% (" << pwmValue << ")";
     ofstream ostrm(mControlPath, ios::trunc);
     ostrm << pwmValue;
     ostrm.close();
@@ -58,7 +63,9 @@ void PWMControl::Power(int percent) {
   }
 }
 
-int PWMControl::Power() {
+int
+PWMControl::Power()
+{
   int value;
   ifstream istrm;
 
@@ -68,13 +75,17 @@ int PWMControl::Power() {
   return (value * 100) / PWM_MAX_VALUE;
 }
 
-void PWMControl::EnableManualControl() {
+void
+PWMControl::EnableManualControl()
+{
   ofstream ostrm(mEnablePath, ios::trunc);
   ostrm << static_cast<int>(PWM_ENABLE::MANUAL_CONTROL);
   ostrm.close();
 }
 
-void PWMControl::Reset() {
+void
+PWMControl::Reset()
+{
   ofstream ostrm(mEnablePath, ios::trunc);
 
   ostrm << mInitialEnable;
@@ -86,11 +97,15 @@ void PWMControl::Reset() {
   ostrm.close();
 }
 
-const string PWMControl::toString() const {
+const string
+PWMControl::toString() const
+{
   return fs::path(mControlPath).filename();
 }
 
-json PWMControl::toJson() const {
+json
+PWMControl::toJson() const
+{
   json obj = { "PWMControl", mControlPath };
   return obj;
 }

app/src/sensor/LMSensor.cxx

@@ -1,3 +1,5 @@
+#include <iostream>
+
 #include <boost/json/kind.hpp>
 #include <sensor/LMSensor.h>
 #include <sensors/sensors.h>
@@ -17,7 +19,9 @@ int LMSensor::value() {
 }
 
 const string LMSensor::toString() const {
-  return sensors_get_label(mChipName, mFeature);
+  ostringstream os;
+  os << mChipName->prefix << "." << sensors_get_label(mChipName, mFeature);
+  return os.str();
 }
 
 json LMSensor::toJson() const {

app/src/sensor/SensorManager.cxx

@@ -11,8 +11,9 @@ vector<shared_ptr<Sensor>> SensorManager::TemperatureSensors() {
 
   tempSensors = mLMSensorsFacade->TemperatureSensors();
 
-  auto gpuSensors = mGPUSensorsFacade->TemperatureSensors();
-  tempSensors.insert(tempSensors.end(), gpuSensors.begin(), gpuSensors.end());
+  //   auto gpuSensors = mGPUSensorsFacade->TemperatureSensors();
+  //  tempSensors.insert(tempSensors.end(), gpuSensors.begin(),
+  //  gpuSensors.end());
 
   return tempSensors;
 }