commit ef26afdc27e5b7c7abedd394f26a76fe337a348b
author Jeongik Cha <jeongik@google.com> Thu Feb 07 15:51:47 2019 +0900
committer Jeongik Cha <jeongik@google.com> Fri Feb 08 22:41:30 2019 +0900
tree 71914d540630a8467fea224b1874852ec1b95027
parent 664b72abfec8ecb991273b0763a28a1ce14c69bf

Detect shareduid between different partitions

Find shareduid usage between the partitions(system, vendor, product).

Here is sample output

{
  "android.uid.system": {
    "product": [
      "Settings.apk"
    ],
    "system": [
      "framework-res.apk",
      "FusedLocation.apk",
      "Telecom.apk",
      "InputDevices.apk",
      "SettingsProvider.apk",
      "WallpaperBackup.apk",
      "KeyChain.apk"
    ]
  }
}

Bug: 123664116
Test: m -j out/target/product/$(get_build_var TARGET_DEVICE)/shareduid_violation_modules.txt
Change-Id: If2a75bf66b369cd3fad1744d08b6bfbfc624979c

core/tasks/find-shareduid-violation.mk

diff --git a/core/tasks/find-shareduid-violation.mk b/core/tasks/find-shareduid-violation.mk
new file mode 100644
index 0000000..45fd937
--- /dev/null
+++ b/core/tasks/find-shareduid-violation.mk
@@ -0,0 +1,32 @@
+#
+# Copyright (C) 2019 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+shareduid_violation_modules_filename := $(PRODUCT_OUT)/shareduid_violation_modules.json
+
+find_shareduid_script := $(BUILD_SYSTEM)/tasks/find-shareduid-violation.py
+
+$(shareduid_violation_modules_filename): $(INSTALLED_SYSTEMIMAGE_TARGET) \
+    $(INSTALLED_RAMDISK_TARGET) \
+    $(INSTALLED_BOOTIMAGE_TARGET) \
+    $(INSTALLED_USERDATAIMAGE_TARGET) \
+    $(INSTALLED_VENDORIMAGE_TARGET) \
+    $(INSTALLED_PRODUCTIMAGE_TARGET) \
+    $(INSTALLED_PRODUCT_SERVICESIMAGE_TARGET)
+
+$(shareduid_violation_modules_filename): $(find_shareduid_script)
+$(shareduid_violation_modules_filename): $(AAPT2)
+	$(find_shareduid_script) $(PRODUCT_OUT) $(AAPT2) > $@
+$(call dist-for-goals,droidcore,$(shareduid_violation_modules_filename))