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[tor-commits] [orbot/master] improve killing of orphaned tor process
commit d38e9e1a819f39fcef9b7ff7ca217f006cd722f9
Author: n8fr8 <nathan@xxxxxxxxxxxxxxxxxxxx>
Date: Tue Jan 28 14:30:29 2020 -0500
improve killing of orphaned tor process
---
.../torproject/android/service/OrbotService.java | 21 +++++-
.../android/service/TorEventHandler.java | 2 +-
.../android/service/TorServiceConstants.java | 1 +
.../android/service/util/ExternalIPFetcher.java | 6 +-
.../torproject/android/service/vpn/VpnUtils.java | 74 +++++++++++++---------
5 files changed, 69 insertions(+), 35 deletions(-)
diff --git a/orbotservice/src/main/java/org/torproject/android/service/OrbotService.java b/orbotservice/src/main/java/org/torproject/android/service/OrbotService.java
index afe8b008..f806e42a 100644
--- a/orbotservice/src/main/java/org/torproject/android/service/OrbotService.java
+++ b/orbotservice/src/main/java/org/torproject/android/service/OrbotService.java
@@ -44,6 +44,7 @@ import com.jaredrummler.android.shell.CommandResult;
import net.freehaven.tor.control.ConfigEntry;
import net.freehaven.tor.control.TorControlConnection;
+import org.apache.commons.io.IOUtils;
import org.torproject.android.service.util.CustomShell;
import org.torproject.android.service.util.CustomTorResourceInstaller;
import org.torproject.android.service.util.DummyActivity;
@@ -109,7 +110,7 @@ public class OrbotService extends Service implements TorServiceConstants, OrbotC
private ArrayList<String> configBuffer = null;
private ArrayList<String> resetBuffer = null;
- private File fileControlPort;
+ private File fileControlPort, filePid;
private boolean mConnectivity = true;
@@ -456,6 +457,7 @@ public class OrbotService extends Service implements TorServiceConstants, OrbotC
private void killAllDaemons() throws Exception {
+
if (conn != null) {
logNotice("Using control port to shutdown Tor");
@@ -470,6 +472,18 @@ public class OrbotService extends Service implements TorServiceConstants, OrbotC
conn = null;
}
+ if (mLastProcessId != -1)
+ killProcess(mLastProcessId + "", "-9");
+
+ if (filePid != null && filePid.exists())
+ {
+ List<String> lines = IOUtils.readLines(new FileReader(filePid));
+ String torPid = lines.get(0);
+ killProcess(torPid,"-9");
+
+ }
+
+
// if that fails, try again using native utils
try {
killProcess(fileTor, "-9"); // this is -HUP
@@ -523,6 +537,7 @@ public class OrbotService extends Service implements TorServiceConstants, OrbotC
fileTorRc = new File(appBinHome, TORRC_ASSET_KEY);
fileControlPort = new File(getFilesDir(), TOR_CONTROL_PORT_FILE);
+ filePid = new File(getFilesDir(), TOR_PID_FILE);
mHSBasePath = new File(
getFilesDir().getAbsolutePath(),
@@ -646,6 +661,8 @@ public class OrbotService extends Service implements TorServiceConstants, OrbotC
extraLines.append("\n");
extraLines.append("ControlPortWriteToFile").append(' ').append(fileControlPort.getCanonicalPath()).append('\n');
+ extraLines.append("PidFile").append(' ').append(filePid.getCanonicalPath()).append('\n');
+
// extraLines.append("RunAsDaemon 1").append('\n');
// extraLines.append("AvoidDiskWrites 1").append('\n');
@@ -689,7 +706,7 @@ public class OrbotService extends Service implements TorServiceConstants, OrbotC
extraLines.append("SocksListenAddress 0.0.0.0").append('\n');
- extraLines.append("HTTPTunnelPort ").append(checkPortOrAuto(HTTP_PROXY_PORT_DEFAULT)).append('\n');
+ extraLines.append("HTTPTunnelPort ").append(httpPortPref).append('\n');
if(prefs.getBoolean(OrbotConstants.PREF_CONNECTION_PADDING, false))
{
diff --git a/orbotservice/src/main/java/org/torproject/android/service/TorEventHandler.java b/orbotservice/src/main/java/org/torproject/android/service/TorEventHandler.java
index 466c4323..def94fcf 100644
--- a/orbotservice/src/main/java/org/torproject/android/service/TorEventHandler.java
+++ b/orbotservice/src/main/java/org/torproject/android/service/TorEventHandler.java
@@ -215,7 +215,7 @@ public class TorEventHandler implements EventHandler, TorServiceConstants {
if (node.ipAddress == null && (!node.isFetchingInfo) && Prefs.useDebugLogging()) {
node.isFetchingInfo = true;
- mService.exec(new ExternalIPFetcher(mService, node, TorService.mPortHTTP));
+ mService.exec(new ExternalIPFetcher(mService, node, OrbotService.mPortHTTP));
}
isFirstNode = false;
diff --git a/orbotservice/src/main/java/org/torproject/android/service/TorServiceConstants.java b/orbotservice/src/main/java/org/torproject/android/service/TorServiceConstants.java
index 4962ac29..5776abe9 100644
--- a/orbotservice/src/main/java/org/torproject/android/service/TorServiceConstants.java
+++ b/orbotservice/src/main/java/org/torproject/android/service/TorServiceConstants.java
@@ -11,6 +11,7 @@ public interface TorServiceConstants {
String DIRECTORY_TOR_DATA = "data";
String TOR_CONTROL_PORT_FILE = "control.txt";
+ String TOR_PID_FILE = "torpid";
//torrc (tor config file)
String TORRC_ASSET_KEY = "torrc";
diff --git a/orbotservice/src/main/java/org/torproject/android/service/util/ExternalIPFetcher.java b/orbotservice/src/main/java/org/torproject/android/service/util/ExternalIPFetcher.java
index ae99e7de..080ed961 100644
--- a/orbotservice/src/main/java/org/torproject/android/service/util/ExternalIPFetcher.java
+++ b/orbotservice/src/main/java/org/torproject/android/service/util/ExternalIPFetcher.java
@@ -2,8 +2,8 @@ package org.torproject.android.service.util;
import org.json.JSONArray;
import org.json.JSONObject;
+import org.torproject.android.service.OrbotService;
import org.torproject.android.service.TorEventHandler;
-import org.torproject.android.service.TorService;
import java.io.BufferedReader;
import java.io.InputStream;
@@ -15,12 +15,12 @@ import java.net.URLConnection;
public class ExternalIPFetcher implements Runnable {
- private TorService mService;
+ private OrbotService mService;
private TorEventHandler.Node mNode;
private final static String ONIONOO_BASE_URL = "https://onionoo.torproject.org/details?fields=country_name,as_name,or_addresses&lookup=";;
private int mLocalHttpProxyPort = 8118;
- public ExternalIPFetcher (TorService service, TorEventHandler.Node node, int localProxyPort )
+ public ExternalIPFetcher (OrbotService service, TorEventHandler.Node node, int localProxyPort )
{
mService = service;
mNode = node;
diff --git a/orbotservice/src/main/java/org/torproject/android/service/vpn/VpnUtils.java b/orbotservice/src/main/java/org/torproject/android/service/vpn/VpnUtils.java
index 5a9901ff..acc15316 100644
--- a/orbotservice/src/main/java/org/torproject/android/service/vpn/VpnUtils.java
+++ b/orbotservice/src/main/java/org/torproject/android/service/vpn/VpnUtils.java
@@ -1,5 +1,6 @@
package org.torproject.android.service.vpn;
+import android.app.ActivityManager;
import android.content.Context;
import android.content.SharedPreferences;
@@ -7,7 +8,9 @@ import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
+import java.util.List;
+import static android.content.Context.ACTIVITY_SERVICE;
import static java.lang.Runtime.getRuntime;
import static org.torproject.android.service.vpn.VpnConstants.SHELL_CMD_PS;
import static org.torproject.android.service.vpn.VpnPrefs.PREF_TOR_SHARED_PREFS;
@@ -20,25 +23,32 @@ public class VpnUtils {
}
public static int findProcessId(String command) throws IOException {
- Process procPs = getRuntime().exec(SHELL_CMD_PS);
- BufferedReader reader = new BufferedReader(new InputStreamReader(procPs.getInputStream()));
- String line;
- while ((line = reader.readLine()) != null) {
- if (!line.contains("PID") && line.contains(command)) {
- String[] lineParts = line.split("\\s+");
- try {
- return Integer.parseInt(lineParts[1]); //for most devices it is the second
- } catch (NumberFormatException e) {
- return Integer.parseInt(lineParts[0]); //but for samsungs it is the first
- } finally {
+ String[] cmds = {"ps -ef","ps -A","toolbox ps","busybox ps"};
+
+ for (int i = 0; i < cmds.length;i++) {
+ Process procPs = getRuntime().exec(cmds[i]);
+
+ BufferedReader reader = new BufferedReader(new InputStreamReader(procPs.getInputStream()));
+
+ String line;
+ while ((line = reader.readLine()) != null) {
+ if (!line.contains("PID") && line.contains(command)) {
+ String[] lineParts = line.split("\\s+");
try {
- procPs.destroy();
- } catch (Exception e) {
+ return Integer.parseInt(lineParts[1]); //for most devices it is the second
+ } catch (NumberFormatException e) {
+ return Integer.parseInt(lineParts[0]); //but for samsungs it is the first
+ } finally {
+ try {
+ procPs.destroy();
+ } catch (Exception e) {
+ }
}
}
}
}
+
return -1;
}
@@ -46,18 +56,29 @@ public class VpnUtils {
killProcess(fileProcBin, "-9"); // this is -KILL
}
- public static void killProcess(File fileProcBin, String signal) throws Exception {
+ public static int killProcess(File fileProcBin, String signal) throws Exception {
+
int procId = -1;
int killAttempts = 0;
- while ((procId = findProcessId(fileProcBin.getCanonicalPath())) != -1) {
+ while ((procId = findProcessId(fileProcBin.getName())) != -1) {
killAttempts++;
String pidString = String.valueOf(procId);
- try {
- getRuntime().exec("busybox killall " + signal + " " + fileProcBin.getName
- ());
- } catch (IOException ioe) {
+
+ String[] cmds = {"","busybox ","toolbox "};
+
+ for (int i = 0; i < cmds.length;i++) {
+ try {
+ getRuntime().exec(cmds[i] + "killall " + signal + " " + fileProcBin.getName
+ ());
+ } catch (IOException ioe) {
+ }
+ try {
+ getRuntime().exec(cmds[i] + "killall " + signal + " " + fileProcBin.getCanonicalPath());
+ } catch (IOException ioe) {
+ }
}
+
killProcess(pidString, signal);
try {
@@ -69,25 +90,20 @@ public class VpnUtils {
if (killAttempts > 4)
throw new Exception("Cannot kill: " + fileProcBin.getAbsolutePath());
}
+
+ return procId;
}
public static void killProcess(String pidString, String signal) throws Exception {
+ String[] cmds = {"","busybox ","toolbox "};
+ for (int i = 0; i < cmds.length;i++) {
try {
getRuntime().exec("toolbox kill " + signal + " " + pidString);
} catch (IOException ioe) {
}
- try {
- getRuntime().exec("busybox kill " + signal + " " + pidString);
- } catch (IOException ioe) {
- }
- try {
- getRuntime().exec("kill " + signal + " " + pidString);
- } catch (IOException ioe) {
- }
-
-
+ }
}
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