diff options
Diffstat (limited to 'services/java/com/android/server/am/ActivityManagerService.java')
| -rw-r--r-- | services/java/com/android/server/am/ActivityManagerService.java | 179 |
1 files changed, 178 insertions, 1 deletions
diff --git a/services/java/com/android/server/am/ActivityManagerService.java b/services/java/com/android/server/am/ActivityManagerService.java index 3c3006c..328dcd2 100644 --- a/services/java/com/android/server/am/ActivityManagerService.java +++ b/services/java/com/android/server/am/ActivityManagerService.java @@ -2445,6 +2445,10 @@ public final class ActivityManagerService extends ActivityManagerNative } if (proc.thread != null) { + if (proc.pid == Process.myPid()) { + Log.w(TAG, "crashApplication: trying to crash self!"); + return; + } long ident = Binder.clearCallingIdentity(); try { proc.thread.scheduleCrash(message); @@ -5904,6 +5908,35 @@ public final class ActivityManagerService extends ActivityManagerNative } } + public void setImmersive(IBinder token, boolean immersive) { + synchronized(this) { + int index = (token != null) ? mMainStack.indexOfTokenLocked(token) : -1; + if (index < 0) { + throw new IllegalArgumentException(); + } + ActivityRecord r = (ActivityRecord)mMainStack.mHistory.get(index); + r.immersive = immersive; + } + } + + public boolean isImmersive(IBinder token) { + synchronized (this) { + int index = (token != null) ? mMainStack.indexOfTokenLocked(token) : -1; + if (index < 0) { + throw new IllegalArgumentException(); + } + ActivityRecord r = (ActivityRecord)mMainStack.mHistory.get(index); + return r.immersive; + } + } + + public boolean isTopActivityImmersive() { + synchronized (this) { + ActivityRecord r = mMainStack.topRunningActivityLocked(null); + return (r != null) ? r.immersive : false; + } + } + public final void enterSafeMode() { synchronized(this) { // It only makes sense to do this before the system is ready @@ -7150,6 +7183,12 @@ public final class ActivityManagerService extends ActivityManagerNative dumpServicesLocked(fd, pw, args, opti, true); } return; + } else { + // Dumping a single activity? + if (dumpActivity(fd, pw, cmd, args, opti, dumpAll)) { + return; + } + pw.println("Bad activity command: " + cmd); } } @@ -7562,6 +7601,82 @@ public final class ActivityManagerService extends ActivityManagerNative } } + /** + * There are three things that cmd can be: + * - a flattened component name that matched an existing activity + * - the cmd arg isn't the flattened component name of an existing activity: + * dump all activity whose component contains the cmd as a substring + * - A hex number of the ActivityRecord object instance. + */ + protected boolean dumpActivity(FileDescriptor fd, PrintWriter pw, String name, String[] args, + int opti, boolean dumpAll) { + String[] newArgs; + ComponentName componentName = ComponentName.unflattenFromString(name); + int objectId = 0; + try { + objectId = Integer.parseInt(name, 16); + name = null; + componentName = null; + } catch (RuntimeException e) { + } + newArgs = new String[args.length - opti]; + if (args.length > 2) System.arraycopy(args, opti, newArgs, 0, args.length - opti); + + ArrayList<ActivityRecord> activities = new ArrayList<ActivityRecord>(); + synchronized (this) { + for (ActivityRecord r1 : (ArrayList<ActivityRecord>)mMainStack.mHistory) { + if (componentName != null) { + if (r1.intent.getComponent().equals(componentName)) { + activities.add(r1); + } + } else if (name != null) { + if (r1.intent.getComponent().flattenToString().contains(name)) { + activities.add(r1); + } + } else if (System.identityHashCode(this) == objectId) { + activities.add(r1); + } + } + } + + if (activities.size() <= 0) { + return false; + } + + for (int i=0; i<activities.size(); i++) { + dumpActivity(fd, pw, activities.get(i), newArgs, dumpAll); + } + return true; + } + + /** + * Invokes IApplicationThread.dumpActivity() on the thread of the specified activity if + * there is a thread associated with the activity. + */ + private void dumpActivity(FileDescriptor fd, PrintWriter pw, ActivityRecord r, String[] args, + boolean dumpAll) { + pw.println(" Activity " + r.intent.getComponent().flattenToString()); + if (dumpAll) { + synchronized (this) { + pw.print(" * "); pw.println(r); + r.dump(pw, " "); + } + pw.println(""); + } + if (r.app != null && r.app.thread != null) { + try { + // flush anything that is already in the PrintWriter since the thread is going + // to write to the file descriptor directly + pw.flush(); + r.app.thread.dumpActivity(fd, r, args); + pw.print("\n"); + pw.flush(); + } catch (RemoteException e) { + pw.println("got a RemoteException while dumping the activity"); + } + } + } + boolean dumpBroadcastsLocked(FileDescriptor fd, PrintWriter pw, String[] args, int opti, boolean dumpAll) { boolean needSep = false; @@ -12430,7 +12545,69 @@ public final class ActivityManagerService extends ActivityManagerNative } } } - + + public boolean dumpHeap(String process, boolean managed, + String path, ParcelFileDescriptor fd) throws RemoteException { + + try { + synchronized (this) { + // note: hijacking SET_ACTIVITY_WATCHER, but should be changed to + // its own permission (same as profileControl). + if (checkCallingPermission(android.Manifest.permission.SET_ACTIVITY_WATCHER) + != PackageManager.PERMISSION_GRANTED) { + throw new SecurityException("Requires permission " + + android.Manifest.permission.SET_ACTIVITY_WATCHER); + } + + if (fd == null) { + throw new IllegalArgumentException("null fd"); + } + + ProcessRecord proc = null; + try { + int pid = Integer.parseInt(process); + synchronized (mPidsSelfLocked) { + proc = mPidsSelfLocked.get(pid); + } + } catch (NumberFormatException e) { + } + + if (proc == null) { + HashMap<String, SparseArray<ProcessRecord>> all + = mProcessNames.getMap(); + SparseArray<ProcessRecord> procs = all.get(process); + if (procs != null && procs.size() > 0) { + proc = procs.valueAt(0); + } + } + + if (proc == null || proc.thread == null) { + throw new IllegalArgumentException("Unknown process: " + process); + } + + boolean isSecure = "1".equals(SystemProperties.get(SYSTEM_SECURE, "0")); + if (isSecure) { + if ((proc.info.flags&ApplicationInfo.FLAG_DEBUGGABLE) == 0) { + throw new SecurityException("Process not debuggable: " + proc); + } + } + + proc.thread.dumpHeap(managed, path, fd); + fd = null; + return true; + } + } catch (RemoteException e) { + throw new IllegalStateException("Process disappeared"); + } finally { + if (fd != null) { + try { + fd.close(); + } catch (IOException e) { + } + } + } + } + /** In this method we try to acquire our lock to make sure that we have not deadlocked */ public void monitor() { synchronized (this) { } |