Add support for EAP-AKA authentication bypass am: 3ea6fb0073 am: e639ce3d5d

Original change: https://android-review.googlesource.com/c/platform/frameworks/libs/service_entitlement/+/2727055

Change-Id: I291fb6d497dc11b364c30890c3e82168557106b1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

2 files changed, 27 insertions, 7 deletions

diff --git a/java/com/android/libraries/entitlement/ServiceEntitlement.java b/java/com/android/libraries/entitlement/ServiceEntitlement.java
index 5151c32..0ced9e0 100644
--- a/java/com/android/libraries/entitlement/ServiceEntitlement.java
+++ b/java/com/android/libraries/entitlement/ServiceEntitlement.java
@@ -23,6 +23,7 @@ import androidx.annotation.VisibleForTesting;
 
 import com.android.libraries.entitlement.eapaka.EapAkaApi;
 import com.android.libraries.entitlement.http.HttpResponse;
+import com.android.libraries.entitlement.utils.DebugUtils;
 import com.android.libraries.entitlement.utils.Ts43Constants;
 
 import com.google.common.collect.ImmutableList;
@@ -98,12 +99,7 @@ public class ServiceEntitlement {
      *                          for how to get the subscription ID.
      */
     public ServiceEntitlement(Context context, CarrierConfig carrierConfig, int simSubscriptionId) {
-        this(
-                context,
-                carrierConfig,
-                simSubscriptionId,
-                /* saveHttpHistory= */ false,
-                /* bypassEapAkaResponse= */ "");
+        this(context, carrierConfig, simSubscriptionId, /* saveHttpHistory= */ false);
     }
 
     /**
@@ -128,7 +124,7 @@ public class ServiceEntitlement {
                 carrierConfig,
                 simSubscriptionId,
                 saveHttpHistory,
-                /* bypassEapAkaResponse= */ "");
+                DebugUtils.getBypassEapAkaResponse());
     }
 
     /**
diff --git a/java/com/android/libraries/entitlement/utils/DebugUtils.java b/java/com/android/libraries/entitlement/utils/DebugUtils.java
index 062c9b4..d89c572 100644
--- a/java/com/android/libraries/entitlement/utils/DebugUtils.java
+++ b/java/com/android/libraries/entitlement/utils/DebugUtils.java
@@ -18,14 +18,19 @@ package com.android.libraries.entitlement.utils;
 
 import android.os.Build;
 import android.os.SystemProperties;
+import android.text.TextUtils;
 import android.util.Log;
 
+import androidx.annotation.NonNull;
+
 /** Provides API for debugging and not allow to debug on user build. */
 public final class DebugUtils {
     private static final String TAG = "ServiceEntitlement";
 
     private static final String PROP_PII_LOGGABLE = "dbg.se.pii_loggable";
     private static final String BUILD_TYPE_USER = "user";
+    private static final String PROP_FAKE_EAP_AKA_RESPONSE =
+            "persist.entitlement.fake_eap_aka_response";
 
     private DebugUtils() {}
 
@@ -36,6 +41,25 @@ public final class DebugUtils {
         }
     }
 
+    /**
+     * Get the bypass EAP-AKA response. This is only available on debug builds and can be set by
+     * running the following commands, where {@code response} should be the expected response from
+     * an EAP-AKA request:
+     * adb root
+     * adb shell setprop persist.entitlement.fake_eap_aka_response response
+     *
+     * @return The bypass EAP-AKA response, or an empty string if it is either not set or the device
+     * is not on a debug build.
+     */
+    @NonNull
+    public static String getBypassEapAkaResponse() {
+        String bypassResponse = SystemProperties.get(PROP_FAKE_EAP_AKA_RESPONSE);
+        if (TextUtils.isEmpty(bypassResponse) || !isDebugBuild()) {
+            return "";
+        }
+        return bypassResponse;
+    }
+
     private static boolean isDebugBuild() {
         return !BUILD_TYPE_USER.equals(Build.TYPE);
     }