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am 9c8dd55a: Fix bug 1829561 ("am profile" with bad filename kills process).

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Merge commit '9c8dd55a9d829c29a3feee9469d8c2f27a9f5516'

* commit '9c8dd55a9d829c29a3feee9469d8c2f27a9f5516':
  Fix bug 1829561 ("am profile" with bad filename kills process).
This commit is contained in:
Dianne Hackborn
2009-06-24 16:25:26 -07:00
committed by The Android Open Source Project
parent 465913c7ef 9c8dd55a9d
commit afed82bca9
8 changed files with 132 additions and 55 deletions
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12
core/java/android/app/ActivityManagerNative.java
View File

@@ -986,7 +986,9 @@ public abstract class ActivityManagerNative extends Binder implements IActivityM
String process = data.readString();
boolean start = data.readInt() != 0;
String path = data.readString();
boolean res = profileControl(process, start, path);
ParcelFileDescriptor fd = data.readInt() != 0
? data.readFileDescriptor() : null;
boolean res = profileControl(process, start, path, fd);
reply.writeNoException();
reply.writeInt(res ? 1 : 0);
return true;
@@ -2232,7 +2234,7 @@ class ActivityManagerProxy implements IActivityManager
}
public boolean profileControl(String process, boolean start,
String path) throws RemoteException
String path, ParcelFileDescriptor fd) throws RemoteException
{
Parcel data = Parcel.obtain();
Parcel reply = Parcel.obtain();
@@ -2240,6 +2242,12 @@ class ActivityManagerProxy implements IActivityManager
data.writeString(process);
data.writeInt(start ? 1 : 0);
data.writeString(path);
if (fd != null) {
data.writeInt(1);
fd.writeToParcel(data, Parcelable.PARCELABLE_WRITE_RETURN_VALUE);
} else {
data.writeInt(0);
}
mRemote.transact(PROFILE_CONTROL_TRANSACTION, data, reply, 0);
reply.readException();
boolean res = reply.readInt() != 0;

31
core/java/android/app/ActivityThread.java
View File

@@ -48,6 +48,7 @@ import android.os.IBinder;
import android.os.Looper;
import android.os.Message;
import android.os.MessageQueue;
import android.os.ParcelFileDescriptor;
import android.os.Process;
import android.os.RemoteException;
import android.os.ServiceManager;
@@ -74,6 +75,7 @@ import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl;
import java.io.File;
import java.io.FileDescriptor;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
@@ -1236,6 +1238,11 @@ public final class ActivityThread {
String who;
}
private static final class ProfilerControlData {
String path;
ParcelFileDescriptor fd;
}
private final class ApplicationThread extends ApplicationThreadNative {
private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s";
private static final String ONE_COUNT_COLUMN = "%17s %8d";
@@ -1494,8 +1501,11 @@ public final class ActivityThread {
}
}
public void profilerControl(boolean start, String path) {
queueOrSendMessage(H.PROFILER_CONTROL, path, start ? 1 : 0);
public void profilerControl(boolean start, String path, ParcelFileDescriptor fd) {
ProfilerControlData pcd = new ProfilerControlData();
pcd.path = path;
pcd.fd = fd;
queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0);
}
public void setSchedulingGroup(int group) {
@@ -1838,7 +1848,7 @@ public final class ActivityThread {
handleActivityConfigurationChanged((IBinder)msg.obj);
break;
case PROFILER_CONTROL:
handleProfilerControl(msg.arg1 != 0, (String)msg.obj);
handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj);
break;
case CREATE_BACKUP_AGENT:
handleCreateBackupAgent((CreateBackupAgentData)msg.obj);
@@ -3618,15 +3628,20 @@ public final class ActivityThread {
performConfigurationChanged(r.activity, mConfiguration);
}
final void handleProfilerControl(boolean start, String path) {
final void handleProfilerControl(boolean start, ProfilerControlData pcd) {
if (start) {
File file = new File(path);
file.getParentFile().mkdirs();
try {
Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024);
Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(),
8 * 1024 * 1024, 0);
} catch (RuntimeException e) {
Log.w(TAG, "Profiling failed on path " + path
Log.w(TAG, "Profiling failed on path " + pcd.path
+ " -- can the process access this path?");
} finally {
try {
pcd.fd.close();
} catch (IOException e) {
Log.w(TAG, "Failure closing profile fd", e);
}
}
} else {
Debug.stopMethodTracing();

14
core/java/android/app/ApplicationThreadNative.java
View File

@@ -26,6 +26,7 @@ import android.content.pm.ServiceInfo;
import android.content.res.Configuration;
import android.os.Binder;
import android.os.Bundle;
import android.os.Parcelable;
import android.os.RemoteException;
import android.os.IBinder;
import android.os.Parcel;
@@ -331,7 +332,9 @@ public abstract class ApplicationThreadNative extends Binder
data.enforceInterface(IApplicationThread.descriptor);
boolean start = data.readInt() != 0;
String path = data.readString();
profilerControl(start, path);
ParcelFileDescriptor fd = data.readInt() != 0
? data.readFileDescriptor() : null;
profilerControl(start, path, fd);
return true;
}
@@ -711,11 +714,18 @@ class ApplicationThreadProxy implements IApplicationThread {
data.recycle();
}
public void profilerControl(boolean start, String path) throws RemoteException {
public void profilerControl(boolean start, String path,
ParcelFileDescriptor fd) throws RemoteException {
Parcel data = Parcel.obtain();
data.writeInterfaceToken(IApplicationThread.descriptor);
data.writeInt(start ? 1 : 0);
data.writeString(path);
if (fd != null) {
data.writeInt(1);
fd.writeToParcel(data, Parcelable.PARCELABLE_WRITE_RETURN_VALUE);
} else {
data.writeInt(0);
}
mRemote.transact(PROFILER_CONTROL_TRANSACTION, data, null,
IBinder.FLAG_ONEWAY);
data.recycle();

2
core/java/android/app/IActivityManager.java
View File

@@ -250,7 +250,7 @@ public interface IActivityManager extends IInterface {
// Turn on/off profiling in a particular process.
public boolean profileControl(String process, boolean start,
String path) throws RemoteException;
String path, ParcelFileDescriptor fd) throws RemoteException;
public boolean shutdown(int timeout) throws RemoteException;

4
core/java/android/app/IApplicationThread.java
View File

@@ -25,6 +25,7 @@ import android.content.pm.ProviderInfo;
import android.content.pm.ServiceInfo;
import android.content.res.Configuration;
import android.os.Bundle;
import android.os.ParcelFileDescriptor;
import android.os.RemoteException;
import android.os.IBinder;
import android.os.IInterface;
@@ -92,7 +93,8 @@ public interface IApplicationThread extends IInterface {
void scheduleLowMemory() throws RemoteException;
void scheduleActivityConfigurationChanged(IBinder token) throws RemoteException;
void requestPss() throws RemoteException;
void profilerControl(boolean start, String path) throws RemoteException;
void profilerControl(boolean start, String path, ParcelFileDescriptor fd)
throws RemoteException;
void setSchedulingGroup(int group) throws RemoteException;
String descriptor = "android.app.IApplicationThread";

15
core/java/android/os/Debug.java
View File

@@ -21,6 +21,7 @@ import com.android.internal.util.TypedProperties;
import android.util.Config;
import android.util.Log;
import java.io.FileDescriptor;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
@@ -377,6 +378,20 @@ href="{@docRoot}guide/developing/tools/traceview.html">Traceview: A Graphical Lo
VMDebug.startMethodTracing(pathName, bufferSize, flags);
}
/**
* Like startMethodTracing(String, int, int), but taking an already-opened
* FileDescriptor in which the trace is written. The file name is also
* supplied simply for logging. Makes a dup of the file descriptor.
*
* Not exposed in the SDK unless we are really comfortable with supporting
* this and find it would be useful.
* @hide
*/
public static void startMethodTracing(String traceName, FileDescriptor fd,
int bufferSize, int flags) {
VMDebug.startMethodTracing(traceName, fd, bufferSize, flags);
}
/**
* Determine whether method tracing is currently active.
* @hide