Added SDK logs to crashlytics reports

app/build.gradle

@@ -145,6 +145,8 @@ android {
             if (!firebaseEnabled()) {
                 resValue "string", "gcm_defaultSenderId", "none"
             }
+
+            resValue "bool", "crashlytics_enabled", "false"
         }
 
         releaseAppBundle {
@@ -167,11 +169,15 @@ android {
             }
 
             if (crashlyticsEnabled()) {
+                resValue "bool", "crashlytics_enabled", "true"
+
                 firebaseCrashlytics {
                     nativeSymbolUploadEnabled true
                     strippedNativeLibsDir file(LinphoneSdkBuildDir + '/libs/').toString()
                     unstrippedNativeLibsDir file(LinphoneSdkBuildDir + '/libs-debug/').toString()
                 }
+            } else {
+                resValue "bool", "crashlytics_enabled", "false"
             }
         }
     }
@@ -229,6 +235,8 @@ dependencies {
     implementation platform('com.google.firebase:firebase-bom:26.4.0')
     if (crashlyticsEnabled()) {
         implementation 'com.google.firebase:firebase-crashlytics-ndk'
+    } else {
+        compileOnly 'com.google.firebase:firebase-crashlytics-ndk'
     }
     if (firebaseEnabled()) {
         implementation 'com.google.firebase:firebase-messaging'

app/src/main/java/org/linphone/core/CoreContext.kt

@@ -32,6 +32,7 @@ import android.view.*
 import androidx.emoji.bundled.BundledEmojiCompatConfig
 import androidx.emoji.text.EmojiCompat
 import androidx.lifecycle.MutableLiveData
+import com.google.firebase.crashlytics.FirebaseCrashlytics
 import java.io.File
 import kotlin.math.abs
 import org.linphone.LinphoneApplication.Companion.corePreferences
@@ -79,6 +80,8 @@ class CoreContext(val context: Context, coreConfig: Config) {
         MutableLiveData<Event<Int>>()
     }
 
+    private val loggingService = Factory.instance().loggingService
+
     private var gsmCallActive = false
     private val phoneStateListener = object : PhoneStateListener() {
         override fun onCallStateChanged(state: Int, phoneNumber: String?) {
@@ -214,8 +217,32 @@ class CoreContext(val context: Context, coreConfig: Config) {
         }
     }
 
+    private val loggingServiceListener = object : LoggingServiceListenerStub() {
+        override fun onLogMessageWritten(
+            logService: LoggingService,
+            domain: String,
+            level: LogLevel,
+            message: String
+        ) {
+            when (level) {
+                LogLevel.Error -> android.util.Log.e(domain, message)
+                LogLevel.Warning -> android.util.Log.w(domain, message)
+                LogLevel.Message -> android.util.Log.i(domain, message)
+                LogLevel.Fatal -> android.util.Log.wtf(domain, message)
+                else -> android.util.Log.d(domain, message)
+            }
+            FirebaseCrashlytics.getInstance().log("[$domain] [${level.name}] $message")
+        }
+    }
+
     init {
+        if (context.resources.getBoolean(R.bool.crashlytics_enabled)) {
+            loggingService.addListener(loggingServiceListener)
+            Log.i("[Context] Crashlytics enabled, register logging service listener")
+        }
+
         core = Factory.instance().createCoreWithConfig(coreConfig, context)
+
         stopped = false
         Log.i("[Context] Ready")
     }
@@ -256,6 +283,7 @@ class CoreContext(val context: Context, coreConfig: Config) {
         core.stop()
         core.removeListener(listener)
         stopped = true
+        loggingService.removeListener(loggingServiceListener)
     }
 
     private fun configureCore() {