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solves problem with binaries being stored on external SDcard

This commit is contained in:
Nathan Freitas 2014-01-13 21:48:28 -05:00
parent 649ca401e7
commit c5959637af
2 changed files with 161 additions and 125 deletions
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249
src/org/torproject/android/service/TorService.java
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@ -31,7 +31,6 @@ import org.torproject.android.TorConstants;
import org.torproject.android.Utils;
import org.torproject.android.settings.AppManager;
import android.annotation.SuppressLint;
import android.app.Application;
import android.app.Notification;
import android.app.NotificationManager;
@ -46,13 +45,13 @@ import android.content.SharedPreferences.Editor;
import android.graphics.Color;
import android.net.ConnectivityManager;
import android.os.Build;
import android.os.Handler;
import android.os.IBinder;
import android.os.RemoteCallbackList;
import android.os.RemoteException;
import android.support.v4.app.NotificationCompat;
import android.support.v4.app.NotificationCompat.Builder;
import android.util.Log;
import android.widget.Toast;
public class TorService extends Service implements TorServiceConstants, TorConstants, Runnable, EventHandler
{
@ -104,6 +103,11 @@ public class TorService extends Service implements TorServiceConstants, TorConst
private NotificationManager mNotificationManager = null;
private Builder mNotifyBuilder;
private boolean mHasRoot = false;
private boolean mEnableTransparentProxy = false;
private boolean mTransProxyAll = false;
private boolean mTransProxyTethering = false;
public void logMessage(String msg)
{
if (ENABLE_DEBUG_LOG)
@ -126,38 +130,40 @@ public class TorService extends Service implements TorServiceConstants, TorConst
private boolean findExistingProc ()
{
try
if (fileTorLink != null)
{
if (fileTorLink == null)
initTorPathLink();
try
{
int procId = TorServiceUtils.findProcessId(fileTorLink.getAbsolutePath());
int procId = TorServiceUtils.findProcessId(fileTorLink.getAbsolutePath());
if (procId != -1)
{
logNotice("Found existing Tor process");
if (procId != -1)
{
logNotice("Found existing Tor process");
sendCallbackLogMessage (getString(R.string.found_existing_tor_process));
sendCallbackLogMessage (getString(R.string.found_existing_tor_process));
currentStatus = STATUS_CONNECTING;
currentStatus = STATUS_CONNECTING;
initControlConnection();
initControlConnection();
processSettingsImpl();
processSettingsImpl();
currentStatus = STATUS_ON;
currentStatus = STATUS_ON;
return true;
return true;
}
}
return false;
return false;
}
catch (Exception e)
{
Log.e(TAG,"error finding proc",e);
return false;
}
}
catch (Exception e)
{
Log.e(TAG,"error finding proc",e);
else
return false;
}
}
@ -252,8 +258,6 @@ public class TorService extends Service implements TorServiceConstants, TorConst
try
{
initTorPaths();
sendCallbackLogMessage("Welcome back, Carter!");
}
catch (Exception e)
@ -271,15 +275,6 @@ public class TorService extends Service implements TorServiceConstants, TorConst
_torInstance = this;
try
{
initTorPaths();
}
catch (Exception e)
{
Log.e(TAG,"error setting up Tor",e);
throw new RuntimeException("Unable to start Tor",e);
}
IntentFilter mNetworkStateFilter = new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION);
registerReceiver(mNetworkStateReceiver , mNetworkStateFilter);
@ -332,8 +327,10 @@ public class TorService extends Service implements TorServiceConstants, TorConst
}
catch (Exception e)
{
logException("Unable to start Tor: " + e.getMessage(),e);
sendCallbackStatusMessage(getString(R.string.unable_to_start_tor) + ' ' + e.getMessage());
currentStatus = STATUS_OFF;
this.showToolbarNotification(getString(R.string.status_disabled), ERROR_NOTIFY_ID, R.drawable.ic_stat_notifyerr, -1, false);
this.showToolbarNotification(getString(R.string.unable_to_start_tor) + ": " + e.getMessage(), ERROR_NOTIFY_ID, R.drawable.ic_stat_notifyerr, -1, false);
Log.d(TAG,"Unable to start Tor: " + e.getMessage(),e);
}
}
@ -455,19 +452,74 @@ public class TorService extends Service implements TorServiceConstants, TorConst
return null;
}
private void initTorPathLink () throws Exception
private void initTorPathLinkAndPerms () throws Exception
{
fileTorLink = new File(appBinHome,"tor");
fileTorLink.getParentFile().mkdirs();
StringBuilder log = new StringBuilder();
if (fileTorOrig.getAbsolutePath().startsWith("/mnt"))
{
logNotice("app installed on external storage - copying binaries to internal");
String[] cmdDel = { "rm " + fileTorLink.getAbsolutePath() };
TorServiceUtils.doShellCommand(cmdDel,log, false, false);
//can't execute binaries off the external storage, so copy them internal
StringBuilder log = new StringBuilder();
int errCode = -1;
if (!fileTorLink.exists()||(fileTorOrig.length()!=fileTorLink.length()))
{
String[] cmd = { SHELL_CMD_CP + ' ' + fileTorOrig.getAbsolutePath() + ' ' + fileTorLink.getAbsolutePath() };
errCode = TorServiceUtils.doShellCommand(cmd,log, false, true);
logNotice("link CP err=" + errCode + " out: " + log.toString());
}
enableBinExec(fileTorLink);
log = new StringBuilder();
File filePrivoxyLink = new File(appBinHome,"privoxy");
if (!filePrivoxyLink.exists()||(filePrivoxy.length()!=filePrivoxyLink.length()))
{
String[] cmd1 = { SHELL_CMD_CP + ' ' + filePrivoxy.getAbsolutePath() + ' ' + filePrivoxyLink.getAbsolutePath() };
errCode = TorServiceUtils.doShellCommand(cmd1,log, false, true);
logNotice("link CP err=" + errCode + " out: " + log.toString());
}
filePrivoxy = filePrivoxyLink;
enableBinExec(filePrivoxy);
log = new StringBuilder();
File fileObfsProxyLink = new File(appBinHome,"obfsproxy");
if (!fileObfsProxyLink.exists()||(fileObfsProxy.length()!=fileObfsProxyLink.length()))
{
String[] cmd2 = { SHELL_CMD_CP + ' ' + fileObfsProxy.getAbsolutePath() + ' ' + fileObfsProxyLink.getAbsolutePath() };
errCode = TorServiceUtils.doShellCommand(cmd2,log, false, true);
logNotice("link CP err=" + errCode + " out: " + log.toString());
}
fileObfsProxy = fileObfsProxyLink;
enableBinExec(fileObfsProxy);
}
else
{
if (fileTorLink.exists())
{
StringBuilder log = new StringBuilder();
String[] cmdDel = { "rm " + fileTorLink.getAbsolutePath() };
int errCode = TorServiceUtils.doShellCommand(cmdDel,log, false, true);
logNotice("link RM err=" + errCode + " out: " + log.toString());
}
StringBuilder log = new StringBuilder();
String[] cmd = { SHELL_CMD_LINK + ' ' + fileTorOrig.getAbsolutePath() + ' ' + fileTorLink.getAbsolutePath() };
int errCode = TorServiceUtils.doShellCommand(cmd,log, false, true);
logNotice("link LN err=" + errCode + " out: " + log.toString());
enableBinExec(fileTorOrig);
enableBinExec(filePrivoxy);
enableBinExec(fileObfsProxy);
}
String[] cmd = { SHELL_CMD_LINK + ' ' + fileTorOrig.getAbsolutePath() + ' ' + fileTorLink.getAbsolutePath() };
TorServiceUtils.doShellCommand(cmd,log, false, false);
logNotice("link command output: " + log.toString());
}
private void killTorProcess () throws Exception
@ -493,40 +545,49 @@ public class TorService extends Service implements TorServiceConstants, TorConst
}
int killDelayMs = 300;
int maxTry = 5;
int currTry = 0;
while ((procId = TorServiceUtils.findProcessId(fileTorLink.getAbsolutePath())) != -1)
while ((procId = TorServiceUtils.findProcessId(fileTorLink.getAbsolutePath())) != -1 && currTry++ < maxTry)
{
sendCallbackStatusMessage ("Found existing orphan Tor process; Trying to shutdown now (device restart may be needed)...");
logNotice("Found Tor PID=" + procId + " - killing now...");
logNotice("Found Tor PID=" + procId + " - attempt to shutdown now...");
String[] cmd = { SHELL_CMD_KILL + ' ' + procId + "" };
TorServiceUtils.doShellCommand(cmd,log, false, false);
TorServiceUtils.doShellCommand(cmd,log, mHasRoot, false);
try { Thread.sleep(killDelayMs); }
catch (Exception e){}
}
while ((procId = TorServiceUtils.findProcessId(filePrivoxy.getAbsolutePath())) != -1)
if (procId == -1)
{
while ((procId = TorServiceUtils.findProcessId(filePrivoxy.getAbsolutePath())) != -1)
{
logNotice("Found Privoxy PID=" + procId + " - killing now...");
String[] cmd = { SHELL_CMD_KILL + ' ' + procId + "" };
logNotice("Found Privoxy PID=" + procId + " - killing now...");
String[] cmd = { SHELL_CMD_KILL + ' ' + procId + "" };
TorServiceUtils.doShellCommand(cmd,log, false, false);
try { Thread.sleep(killDelayMs); }
catch (Exception e){}
TorServiceUtils.doShellCommand(cmd,log, mHasRoot, false);
try { Thread.sleep(killDelayMs); }
catch (Exception e){}
}
while ((procId = TorServiceUtils.findProcessId(fileObfsProxy.getAbsolutePath())) != -1)
{
logNotice("Found ObfsProxy PID=" + procId + " - killing now...");
String[] cmd = { SHELL_CMD_KILL + ' ' + procId + "" };
TorServiceUtils.doShellCommand(cmd,log, mHasRoot, false);
try { Thread.sleep(killDelayMs); }
catch (Exception e){}
}
}
while ((procId = TorServiceUtils.findProcessId(fileObfsProxy.getAbsolutePath())) != -1)
else
{
logNotice("Found ObfsProxy PID=" + procId + " - killing now...");
String[] cmd = { SHELL_CMD_KILL + ' ' + procId + "" };
TorServiceUtils.doShellCommand(cmd,log, false, false);
try { Thread.sleep(killDelayMs); }
catch (Exception e){}
throw new Exception("*** Unable to kill existing Tor process. Please REBOOT your device. ***");
}
}
private void logNotice (String msg)
@ -540,9 +601,8 @@ public class TorService extends Service implements TorServiceConstants, TorConst
}
}
private void initTorPaths () throws IOException
private void initTorPaths () throws Exception
{
appBinHome = getDir("bin",Application.MODE_PRIVATE);
appCacheHome = getDir("data",Application.MODE_PRIVATE);
appLibsHome = new File(getApplicationInfo().nativeLibraryDir);
@ -588,45 +648,26 @@ public class TorService extends Service implements TorServiceConstants, TorConst
}
try
{
setBinaryPerms();
}
catch (Exception e)
{
logNotice("Error setting binary permissions: " + e.toString());
}
initTorPathLinkAndPerms();
}
private void setBinaryPerms () throws Exception
private boolean enableBinExec (File fileBin) throws Exception
{
logNotice("Is Tor binary exec? " + fileTorOrig.canExecute());
logNotice("Is Tor binary exec? " + filePrivoxy.canExecute());
logNotice("Is Tor binary exec? " + fileObfsProxy.canExecute());
logNotice(fileBin.getName() + ": PRE: Is binary exec? " + fileBin.canExecute());
StringBuilder log = new StringBuilder ();
logNotice("(re)Setting permission on Tor binary");
String[] cmd1 = {SHELL_CMD_CHMOD + ' ' + CHMOD_EXE_VALUE + ' ' + fileTorOrig.getAbsolutePath()};
logNotice("(re)Setting permission on binary: " + fileBin.getAbsolutePath());
String[] cmd1 = {SHELL_CMD_CHMOD + ' ' + CHMOD_EXE_VALUE + ' ' + fileBin.getAbsolutePath()};
TorServiceUtils.doShellCommand(cmd1, log, false, true);
logNotice("(re)Setting permission on Privoxy binary");
String[] cmd2 = {SHELL_CMD_CHMOD + ' ' + CHMOD_EXE_VALUE + ' ' + filePrivoxy.getAbsolutePath()};
TorServiceUtils.doShellCommand(cmd2, log, false, true);
logNotice("(re)Setting permission on Obfsproxy binary");
String[] cmd3 = {SHELL_CMD_CHMOD + ' ' + CHMOD_EXE_VALUE + ' ' + fileObfsProxy.getAbsolutePath()};
TorServiceUtils.doShellCommand(cmd3, log, false, true);
logNotice(fileBin.getName() + ": POST: Is binary exec? " + fileBin.canExecute());
return fileBin.canExecute();
}
private boolean mHasRoot = false;
private boolean mEnableTransparentProxy = false;
private boolean mTransProxyAll = false;
private boolean mTransProxyTethering = false;
private void updateSettings ()
{
@ -646,6 +687,8 @@ public class TorService extends Service implements TorServiceConstants, TorConst
public void initTor () throws Exception
{
initTorPaths();
updateSettings ();
currentStatus = STATUS_CONNECTING;
@ -654,26 +697,13 @@ public class TorService extends Service implements TorServiceConstants, TorConst
sendCallbackStatusMessage(getString(R.string.status_starting_up));
initTorPathLink ();
killTorProcess ();
try {
runTorShellCmd();
runPrivoxyShellCmd();
//setBinaryPerms();
runTorShellCmd();
runPrivoxyShellCmd();
if (mHasRoot && mEnableTransparentProxy)
enableTransparentProxy(mTransProxyAll, mTransProxyTethering);
} catch (Exception e) {
logException("Unable to start Tor: " + e.getMessage(),e);
sendCallbackStatusMessage(getString(R.string.unable_to_start_tor) + ' ' + e.getMessage());
}
if (mHasRoot && mEnableTransparentProxy)
enableTransparentProxy(mTransProxyAll, mTransProxyTethering);
}
@ -758,6 +788,12 @@ public class TorService extends Service implements TorServiceConstants, TorConst
private void runTorShellCmd() throws Exception
{
if (!fileTorLink.exists())
throw new RuntimeException("Sorry Tor binary not installed properly: " + fileTorLink.getAbsolutePath());
if (!fileTorLink.canExecute())
throw new RuntimeException("Sorry can't execute Tor: " + fileTorLink.getAbsolutePath());
SharedPreferences prefs =getSharedPrefs(getApplicationContext());
StringBuilder log = new StringBuilder();
@ -1248,7 +1284,6 @@ public class TorService extends Service implements TorServiceConstants, TorConst
{
try
{
initTorPaths();
findExistingProc ();
}
catch (Exception e)

1
src/org/torproject/android/service/TorServiceConstants.java
View File

@ -41,6 +41,7 @@ public interface TorServiceConstants {
public final static String SHELL_CMD_PS = "ps";
public final static String SHELL_CMD_PIDOF = "pidof";
public final static String SHELL_CMD_LINK = "ln -s";
public final static String SHELL_CMD_CP = "cp";
public final static String CHMOD_EXE_VALUE = "700";