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Commit 3c9041e7 authored by Philip P. Moltmann's avatar Philip P. Moltmann
Browse files

Log individual permissions via safety net 

Test: - Opened camera and approved permission
      - Removed permissions via setting

Change-Id: I8bde801c164a222b7a8da4c4a0e37e1f27e433d9
parent 10702b7b

src/com/android/packageinstaller/permission/utils/SafetyNetLogger.java

+29 −13
Original line number Diff line number Diff line
@@ -18,7 +18,9 @@ package com.android.packageinstaller.permission.utils; 


import android.content.pm.PackageInfo;

import android.util.EventLog;



import com.android.packageinstaller.permission.model.AppPermissionGroup;

import com.android.packageinstaller.permission.model.Permission;



import java.util.List;
@@ -28,10 +30,10 @@ public final class SafetyNetLogger { 
    private static final int SNET_NET_EVENT_LOG_TAG = 0x534e4554;



    // Log tag for the result of permissions request.

    private static final String PERMISSIONS_REQUESTED = "permissions_requested";

    private static final String PERMISSIONS_REQUESTED = "individual_permissions_requested";



    // Log tag for the result of permissions toggling.

    private static final String PERMISSIONS_TOGGLED = "permissions_toggled";

    private static final String PERMISSIONS_TOGGLED = "individual_permissions_toggled";



    private SafetyNetLogger() {

        /* do nothing */
@@ -40,31 +42,45 @@ public final class SafetyNetLogger { 
    public static void logPermissionsRequested(PackageInfo packageInfo,

            List<AppPermissionGroup> groups) {

        EventLog.writeEvent(SNET_NET_EVENT_LOG_TAG, PERMISSIONS_REQUESTED,

                packageInfo.applicationInfo.uid, buildChangedGroupForPackageMessage(

                packageInfo.applicationInfo.uid, buildChangedPermissionForPackageMessage(

                        packageInfo.packageName, groups));

    }



    public static void logPermissionsToggled(String packageName, List<AppPermissionGroup> groups) {

        EventLog.writeEvent(SNET_NET_EVENT_LOG_TAG, PERMISSIONS_TOGGLED,

                android.os.Process.myUid(), buildChangedGroupForPackageMessage(

                android.os.Process.myUid(), buildChangedPermissionForPackageMessage(

                        packageName, groups));

    }



    private static String buildChangedGroupForPackageMessage(String packageName,

    private static String buildChangedPermissionForPackageMessage(String packageName,

            List<AppPermissionGroup> groups) {

        StringBuilder builder = new StringBuilder();



        builder.append(packageName).append(':');



        final int groupCount = groups.size();

        for (int i = 0; i < groupCount; i++) {

            AppPermissionGroup group = groups.get(i);

            if (i > 0) {

        int groupCount = groups.size();

        for (int groupNum = 0; groupNum < groupCount; groupNum++) {

            AppPermissionGroup group = groups.get(groupNum);



            int permissionCount = group.getPermissions().size();

            for (int permissionNum = 0; permissionNum < permissionCount; permissionNum++) {

                Permission permission = group.getPermissions().get(permissionNum);



                if (groupNum > 0 || permissionNum > 0) {

                    builder.append(';');

                }

            builder.append(group.getName()).append('|');

            builder.append(group.areRuntimePermissionsGranted()).append('|');

            builder.append(group.getFlags());



                builder.append(permission.getName()).append('|');



                if (group.doesSupportRuntimePermissions()) {

                    builder.append(permission.isGranted()).append('|');

                } else {

                    builder.append(permission.isGranted() && (permission.getAppOp() == null

                            || permission.isAppOpAllowed())).append('|');

                }



                builder.append(permission.getFlags());

            }

        }



        return builder.toString();