tree 457dba0d181fb8cbca9edfd25c34ed280e90581a
parent eefacbcb5cb3e548ea75bfc7a677f38aa34475d5
author paulhu <paulhu@google.com> 1625133885 +0800
committer paulhu <paulhu@google.com> 1625151701 +0800

Force only system uid can set uids allowed on restricted networks

- Check whether calling UID/PID is system_server.
- For CTS test, enforce NETWORK_SETTINGS permission otherwise if
  it's a debug build.

Bug: 175199465
Test: atest FrameworksNetTests
Test: atest ConnectivityManagerTest#testUidsAllowedOnRestrictedNetworks
Ignore-AOSP-First: Need cherry-pick
Change-Id: I175a831671d3e52460d28203b09f6c0dda56b61c