added many new sensors

client/app/src/main/AndroidManifest.xml

@@ -8,7 +8,6 @@
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
     <uses-feature android:name="android.hardware.sensor.accelerometer" android:required="true" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
-    <uses-permission android:name="android.permission.DEVICE_POWER"/>
 
 
     <application

client/app/src/main/java/com/birdthedeveloper/prometheus/android/exporter/worker/AndroidCustomExporter.kt

@@ -16,34 +16,23 @@ class AndroidCustomExporter(private val metricEngine: MetricsEngine) : Collector
         Log.d(TAG, "Collecting metrics now")
         val mfs: MutableList<MetricFamilySamples> = ArrayList()
 
-        //TODO scrape_duration gauge
         val startTime = System.currentTimeMillis()
 
         // metrics definitions
         collectBatteryChargeRatio(mfs)
         collectUptimeInSeconds(mfs)
+//        collectDeviceTemperatures(mfs)
 //        collectCpuUsage(mfs)
         collectHasWiFiConnection(mfs)
         collectHasCellularConnection(mfs)
-//        collectDeviceTemperatures(mfs)
         collectAndroidInfo(mfs)
-
+        collectHardwareSensors(mfs)
         collectScrapeDuration(mfs, startTime)
 
         Log.d(TAG, "Metrics collected")
         return mfs
     }
 
-    private fun collectSteps(mfs: MutableList<MetricFamilySamples>){
-        val gauge = GaugeMetricFamily(
-            "steps",
-            "Number of steps", listOf(),
-        )
-
-        gauge.addMetric(listOf(), 1.0)
-        mfs.add(gauge)
-    }
-
     private fun collectBatteryChargeRatio(mfs : MutableList<MetricFamilySamples>){
         val gauge = GaugeMetricFamily(
             "android_battery_charge_ratio",
@@ -124,18 +113,72 @@ class AndroidCustomExporter(private val metricEngine: MetricsEngine) : Collector
         mfs.add(gauge)
     }
 
-    private fun collectNumberOfCpuCores(mfs : MutableList<MetricFamilySamples>){
-        val gauge = GaugeMetricFamily(
-            "android_system_info",
-            "Static information about the android phone",
-            listOf("manufacturer", "model", "os_release",)
-        )
-        gauge.addMetric(listOf(
-            metricEngine.getAndroidManufacturer(),
-            metricEngine.getAndroidModel(),
-            metricEngine.getAndroidOsVersion(),
-        ), 1.0)
-        mfs.add(gauge)
+    private fun collectHardwareSensors(mfs : MutableList<MetricFamilySamples>){
+        metricEngine.hwSensorsValues().headingDegrees?.let {
+            val gauge = GaugeMetricFamily(
+                "android_sensor_heading_degrees",
+                "Heading sensor data",
+                listOf()
+            )
+            gauge.addMetric(listOf(), it)
+            mfs.add(gauge)
+        }
+
+        metricEngine.hwSensorsValues().proximityCentimeters?.let {
+            val gauge = GaugeMetricFamily(
+                "android_sensor_proximity_metres",
+                "Data from the proximity sensor",
+                listOf()
+            )
+            gauge.addMetric(listOf(), it / 100.0)
+            mfs.add(gauge)
+        }
+
+        metricEngine.hwSensorsValues().headingAccuracyDegrees?.let {
+            val gauge = GaugeMetricFamily(
+                "android_sensor_heading_accuracy_degrees",
+                "Data from the heading sensor",
+                listOf()
+            )
+            gauge.addMetric(listOf(), it)
+            mfs.add(gauge)
+        }
+
+        metricEngine.hwSensorsValues().hingeAngleDegrees?.let {
+            val gauge = GaugeMetricFamily(
+                "android_sensor_hinge_angle_degrees",
+                "Information about how much is the hinge opened",
+                listOf()
+            )
+            gauge.addMetric(listOf(), it)
+            mfs.add(gauge)
+        }
+
+        metricEngine.hwSensorsValues().accelerometer?.let {
+            val gauge = GaugeMetricFamily(
+                "android_sensor_accelerometer",
+                "Accelerometer sensor data in m/s^2",
+                listOf("axis")
+            )
+            addAxisSpecificGauge(gauge, it)
+            mfs.add(gauge)
+        }
+
+        metricEngine.hwSensorsValues().magneticFieldMicroTesla?.let {
+            val coefficient = 1_000_000.0
+            val baseUnits = AxisSpecificGauge(
+                x = it.x / coefficient,
+                y = it.y / coefficient,
+                z = it.z / coefficient,
+            )
+            val gauge = GaugeMetricFamily(
+                "android_sensor_magnetic_field_tesla",
+                "Magnetic field sensor data in Tesla units",
+                listOf("axis")
+            )
+            addAxisSpecificGauge(gauge, baseUnits)
+            mfs.add(gauge)
+        }
     }
 
     private fun collectScrapeDuration(mfs : MutableList<MetricFamilySamples>, startTime : Long){
@@ -149,4 +192,10 @@ class AndroidCustomExporter(private val metricEngine: MetricsEngine) : Collector
         gauge.addMetric(listOf(), differenceMilis / 1000.0)
         mfs.add(gauge)
     }
+
+    private fun addAxisSpecificGauge(gauge: GaugeMetricFamily, data : AxisSpecificGauge){
+        gauge.addMetric(listOf("x"), data.x)
+        gauge.addMetric(listOf("y"), data.y)
+        gauge.addMetric(listOf("z"), data.z)
+    }
 }

client/app/src/main/java/com/birdthedeveloper/prometheus/android/exporter/worker/MetricsEngine.kt

@@ -27,20 +27,20 @@ data class AxisSpecificGauge(
 )
 
 class HwSensorsCache(
-    var headingDegrees : Double? = null,
-    var headingAccuracyDegrees : Double? = null,
-    var hingeAngleDegrees : Double? = null,
+    var headingDegrees : Double? = null, //DONE
+    var headingAccuracyDegrees : Double? = null, //DONE
+    var hingeAngleDegrees : Double? = null, //DONE
     var offbodyDetect : Double? = null,
     var ambientTemperatureCelsius : Double? = null,
     var relativeHumidityPercent : Double? = null,
 
-    var accelerometer : AxisSpecificGauge? = null,
-    var magneticFieldMicroTesla : AxisSpecificGauge? = null,
+    var accelerometer : AxisSpecificGauge? = null, //DONE
+    var magneticFieldMicroTesla : AxisSpecificGauge? = null, //DONE
     var gyroscopeRadiansPerSecond: AxisSpecificGauge? = null,
 
     var ambientLightLux : Double? = null,
     var pressureHectoPascal : Double? = null,
-    var proximityCentimeters : Double? = null,
+    var proximityCentimeters : Double? = null, //DONE
 
     var gravityAcceleration : AxisSpecificGauge? = null,
     var linearAcceleration : AxisSpecificGauge? = null,