retry

service/src/main/java/io/github/a13e300/tricky_store/KeystoreInterceptor.kt

@@ -88,7 +88,8 @@ object KeystoreInterceptor : BinderInterceptor() {
         return Skip
     }
 
-    private var tried = false
+    private var triedCount = 0
+    private var injected = false
 
     fun tryRunKeystoreInterceptor(): Boolean {
         Logger.i("trying to register keystore interceptor ...")
@@ -96,10 +97,11 @@ object KeystoreInterceptor : BinderInterceptor() {
         val bd = getBinderBackdoor(b)
         if (bd == null) {
             // no binder hook, try inject
-            if (tried) {
+            if (triedCount >= 3) {
                 Logger.e("inject tried but still has no backdoor, exit")
                 exitProcess(1)
             }
+            if (!injected) {
                 Logger.i("trying to inject keystore ...")
                 val p = Runtime.getRuntime().exec(
                     arrayOf(
@@ -114,7 +116,9 @@ object KeystoreInterceptor : BinderInterceptor() {
                     Logger.e("failed to inject! daemon exit")
                     exitProcess(1)
                 }
-            tried = true
+                injected = true
+            }
+            triedCount += 1
             return false
         }
         val ks = IKeystoreService.Stub.asInterface(b)