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Allow system server uid to bypass location restriction

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Blocking system server from giving itself location restriction doesn't
make much sense.

Test: Disable, reboot, observe bootloop, apply patch, build, flash,
          observe successful boot
Bug: 230861324
Bug: 231496105
Merged-In: Ic869da4847e4f39896861f3bf6e83f6f6c76ea62
Change-Id: Ic869da4847e4f39896861f3bf6e83f6f6c76ea62
This commit is contained in:
Evan Severson
2022-05-05 11:21:41 -07:00
parent 807f4cfc80
commit 1dddfe1f70
2 changed files with 20 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
core/java/android/app/AppOpsManager.java
View File

@@ -2463,8 +2463,8 @@ public class AppOpsManager {
* restriction} for a certain app-op.
*/
private static RestrictionBypass[] sOpAllowSystemRestrictionBypass = new RestrictionBypass[] {
null, //COARSE_LOCATION
null, //FINE_LOCATION
new RestrictionBypass(true, false, false), //COARSE_LOCATION
new RestrictionBypass(true, false, false), //FINE_LOCATION
null, //GPS
null, //VIBRATE
null, //READ_CONTACTS
@@ -2473,7 +2473,7 @@ public class AppOpsManager {
null, //WRITE_CALL_LOG
null, //READ_CALENDAR
null, //WRITE_CALENDAR
new RestrictionBypass(true, false), //WIFI_SCAN
new RestrictionBypass(false, true, false), //WIFI_SCAN
null, //POST_NOTIFICATION
null, //NEIGHBORING_CELLS
null, //CALL_PHONE
@@ -2487,10 +2487,10 @@ public class AppOpsManager {
null, //READ_ICC_SMS
null, //WRITE_ICC_SMS
null, //WRITE_SETTINGS
new RestrictionBypass(true, false), //SYSTEM_ALERT_WINDOW
new RestrictionBypass(false, true, false), //SYSTEM_ALERT_WINDOW
null, //ACCESS_NOTIFICATIONS
null, //CAMERA
new RestrictionBypass(false, true), //RECORD_AUDIO
new RestrictionBypass(false, false, true), //RECORD_AUDIO
null, //PLAY_AUDIO
null, //READ_CLIPBOARD
null, //WRITE_CLIPBOARD
@@ -2508,7 +2508,7 @@ public class AppOpsManager {
null, //MONITOR_HIGH_POWER_LOCATION
null, //GET_USAGE_STATS
null, //MUTE_MICROPHONE
new RestrictionBypass(true, false), //TOAST_WINDOW
new RestrictionBypass(false, true, false), //TOAST_WINDOW
null, //PROJECT_MEDIA
null, //ACTIVATE_VPN
null, //WALLPAPER
@@ -2540,7 +2540,7 @@ public class AppOpsManager {
null, // ACCEPT_HANDOVER
null, // MANAGE_IPSEC_HANDOVERS
null, // START_FOREGROUND
new RestrictionBypass(true, false), // BLUETOOTH_SCAN
new RestrictionBypass(false, true, false), // BLUETOOTH_SCAN
null, // USE_BIOMETRIC
null, // ACTIVITY_RECOGNITION
null, // SMS_FINANCIAL_TRANSACTIONS
@@ -3105,6 +3105,9 @@ public class AppOpsManager {
* @hide
*/
public static class RestrictionBypass {
/** Does the app need to be system uid to bypass the restriction */
public boolean isSystemUid;
/** Does the app need to be privileged to bypass the restriction */
public boolean isPrivileged;
@@ -3114,12 +3117,14 @@ public class AppOpsManager {
*/
public boolean isRecordAudioRestrictionExcept;
public RestrictionBypass(boolean isPrivileged, boolean isRecordAudioRestrictionExcept) {
public RestrictionBypass(boolean isSystemUid, boolean isPrivileged,
boolean isRecordAudioRestrictionExcept) {
this.isSystemUid = isSystemUid;
this.isPrivileged = isPrivileged;
this.isRecordAudioRestrictionExcept = isRecordAudioRestrictionExcept;
}
public static RestrictionBypass UNRESTRICTED = new RestrictionBypass(true, true);
public static RestrictionBypass UNRESTRICTED = new RestrictionBypass(false, true, true);
}
/**

8
services/core/java/com/android/server/appop/AppOpsService.java
View File

@@ -4502,8 +4502,9 @@ public class AppOpsService extends IAppOpsService.Stub {
* @return The restriction matching the package
*/
private RestrictionBypass getBypassforPackage(@NonNull AndroidPackage pkg) {
return new RestrictionBypass(pkg.isPrivileged(), mContext.checkPermission(
android.Manifest.permission.EXEMPT_FROM_AUDIO_RECORD_RESTRICTIONS, -1, pkg.getUid())
return new RestrictionBypass(pkg.getUid() == Process.SYSTEM_UID, pkg.isPrivileged(),
mContext.checkPermission(android.Manifest.permission
.EXEMPT_FROM_AUDIO_RECORD_RESTRICTIONS, -1, pkg.getUid())
== PackageManager.PERMISSION_GRANTED);
}
@@ -4785,6 +4786,9 @@ public class AppOpsService extends IAppOpsService.Stub {
if (opBypass != null) {
// If we are the system, bypass user restrictions for certain codes
synchronized (this) {
if (opBypass.isSystemUid && appBypass != null && appBypass.isSystemUid) {
return false;
}
if (opBypass.isPrivileged && appBypass != null && appBypass.isPrivileged) {
return false;
}