Merge "Don't allow acccess to uninstalled system providers" into pi-dev (bf47ae31) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/am/ActivityManagerService.java

+14 −0

Original line number	Diff line number	Diff line
		@@ -1266,6 +1266,8 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		}

		boolean mSystemProvidersInstalled;

		CoreSettingsObserver mCoreSettingsObserver;

		FontScaleSettingObserver mFontScaleSettingObserver;
		@@ -12110,6 +12112,14 @@ public class ActivityManagerService extends IActivityManager.Stub
		"Attempt to launch content provider before system ready");
		}

		// If system providers are not installed yet we aggressively crash to avoid
		// creating multiple instance of these providers and then bad things happen!
		if (!mSystemProvidersInstalled && cpi.applicationInfo.isSystemApp()
		&& "system".equals(cpi.processName)) {
		throw new IllegalStateException("Cannot access system provider: '"
		+ cpi.authority + "' before system providers are installed!");
		}

		// Make sure that the user who owns this provider is running. If not,
		// we don't want to allow it to run.
		if (!mUserController.isUserRunning(userId, 0)) {
		@@ -12663,6 +12673,10 @@ public class ActivityManagerService extends IActivityManager.Stub
		mSystemThread.installSystemProviders(providers);
		}

		synchronized (this) {
		mSystemProvidersInstalled = true;
		}

		mConstants.start(mContext.getContentResolver());
		mCoreSettingsObserver = new CoreSettingsObserver(this);
		mFontScaleSettingObserver = new FontScaleSettingObserver();