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Code Issues Projects Releases Wiki Activity

Record the PID of the Tor process so we can make sure it gets killed.

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This commit is contained in:
akwizgran
2013-04-25 18:46:05 +01:00
parent 6f206bf270
commit ee641db600
2 changed files with 23 additions and 12 deletions
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34
briar-core/src/net/sf/briar/plugins/tor/TorPlugin.java
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@@ -66,10 +66,11 @@ class TorPlugin implements DuplexPlugin, EventHandler {
private final DuplexPluginCallback callback;
private final long maxLatency, pollingInterval;
private final File torDirectory, torFile, geoIpFile, configFile, doneFile;
private final File cookieFile, hostnameFile;
private final File cookieFile, pidFile, hostnameFile;
private volatile boolean running = false;
private volatile Process tor = null;
private volatile int pid = -1;
private volatile ServerSocket socket = null;
TorPlugin(Executor pluginExecutor, Context appContext,
@@ -87,6 +88,7 @@ class TorPlugin implements DuplexPlugin, EventHandler {
configFile = new File(torDirectory, "torrc");
doneFile = new File(torDirectory, "done");
cookieFile = new File(torDirectory, ".tor/control_auth_cookie");
pidFile = new File(torDirectory, ".tor/pid");
hostnameFile = new File(torDirectory, "hostname");
}
@@ -138,13 +140,6 @@ class TorPlugin implements DuplexPlugin, EventHandler {
if(LOG.isLoggable(WARNING)) LOG.log(WARNING, e1.toString(), e1);
return false;
}
// Create a shutdown hook to ensure the Tor process is destroyed
shutdownManager.addShutdownHook(new Runnable() {
public void run() {
if(LOG.isLoggable(INFO)) LOG.info("Killing Tor");
tor.destroy();
}
});
// Log the process's standard output until it detaches
if(LOG.isLoggable(INFO)) {
Scanner stdout = new Scanner(tor.getInputStream());
@@ -174,6 +169,22 @@ class TorPlugin implements DuplexPlugin, EventHandler {
// Now we should be able to connect to the new process
s = new Socket("127.0.0.1", CONTROL_PORT); // FIXME: Never closed
}
// Read the PID of the Tor process so we can kill it if necessary
try {
pid = Integer.parseInt(new String(read(pidFile), "UTF-8").trim());
} catch(IOException e) {
if(LOG.isLoggable(WARNING)) LOG.warning("Could not read PID file");
} catch(NumberFormatException e) {
if(LOG.isLoggable(WARNING)) LOG.warning("Could not parse PID file");
}
// Create a shutdown hook to ensure the Tor process is killed
shutdownManager.addShutdownHook(new Runnable() {
public void run() {
if(LOG.isLoggable(INFO)) LOG.info("Killing Tor");
if(tor != null) tor.destroy();
if(pid != -1) android.os.Process.killProcess(pid);
}
});
// Open a control connection and authenticate using the cookie file
TorControlConnection control = new TorControlConnection(s);
control.launchThread(true);
@@ -433,10 +444,9 @@ class TorPlugin implements DuplexPlugin, EventHandler {
control.shutdownTor("TERM");
} catch(IOException e) {
if(LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
if(tor != null) {
if(LOG.isLoggable(INFO)) LOG.info("Killing Tor");
tor.destroy();
}
if(LOG.isLoggable(INFO)) LOG.info("Killing Tor");
if(tor != null) tor.destroy();
if(pid != -1) android.os.Process.killProcess(pid);
}
}