fix #6 enable to set SSLContext

src/main/java/com/github/nkzawa/socketio/client/IO.java

@@ -3,6 +3,7 @@ package com.github.nkzawa.socketio.client;
 
 import com.github.nkzawa.socketio.parser.Parser;
 
+import javax.net.ssl.SSLContext;
 import java.net.MalformedURLException;
 import java.net.URI;
 import java.net.URISyntaxException;
@@ -22,6 +23,9 @@ public class IO {
      */
     public static int protocol = Parser.protocol;
 
+    public static void setDefaultSSLContext(SSLContext sslContext) {
+        Manager.defaultSSLContext = sslContext;
+    }
 
     private IO() {}
 

src/main/java/com/github/nkzawa/socketio/client/Manager.java

@@ -5,6 +5,7 @@ import com.github.nkzawa.socketio.parser.Packet;
 import com.github.nkzawa.socketio.parser.Parser;
 import com.github.nkzawa.thread.EventThread;
 
+import javax.net.ssl.SSLContext;
 import java.net.URI;
 import java.util.ArrayList;
 import java.util.LinkedList;
@@ -62,6 +63,8 @@ public class Manager extends Emitter {
 
     public static final String EVENT_RECONNECT_ATTEMPT = "reconnect_attempt";
 
+    /*package*/ static SSLContext defaultSSLContext;
+
     /*package*/ ReadyState readyState = null;
 
     private boolean _reconnection;
@@ -111,6 +114,9 @@ public class Manager extends Emitter {
         if (opts.path == null) {
             opts.path = "/socket.io";
         }
+        if (opts.sslContext == null) {
+            opts.sslContext = defaultSSLContext;
+        }
         this.opts = opts;
         this.nsps = new ConcurrentHashMap<String, Socket>();
         this.subs = new LinkedList<On.Handle>();

src/test/java/com/github/nkzawa/socketio/client/Connection.java

@@ -16,7 +16,7 @@ public abstract class Connection {
 
     private Process serverProcess;
     private ExecutorService serverService;
-    private Future serverOutout;
+    private Future serverOutput;
     private Future serverError;
 
     @Before
@@ -25,10 +25,9 @@ public abstract class Connection {
 
         final CountDownLatch latch = new CountDownLatch(1);
         serverProcess = Runtime.getRuntime().exec(
-                String.format("node src/test/resources/index.js %s %s", PORT, nsp()),
-                new String[] {"DEBUG=socket.io:*"});
+                String.format("node src/test/resources/server.js %s", nsp()), createEnv());
         serverService = Executors.newCachedThreadPool();
-        serverOutout = serverService.submit(new Runnable() {
+        serverOutput = serverService.submit(new Runnable() {
             @Override
             public void run() {
                 BufferedReader reader = new BufferedReader(
@@ -67,24 +66,36 @@ public abstract class Connection {
     public void stopServer() throws InterruptedException {
         System.out.println("Stopping server ...");
         serverProcess.destroy();
-        serverOutout.cancel(false);
+        serverOutput.cancel(false);
         serverError.cancel(false);
         serverService.shutdown();
         serverService.awaitTermination(3000, TimeUnit.MILLISECONDS);
     }
 
-    protected Socket client() throws URISyntaxException {
-        IO.Options opts = new IO.Options();
-        opts.forceNew = true;
-        opts.reconnection = false;
+    Socket client() throws URISyntaxException {
+        return client(createOptions());
+    }
+
+    Socket client(IO.Options opts) throws URISyntaxException {
         return IO.socket(uri() + nsp(), opts);
     }
 
-    protected String uri() {
+    String uri() {
         return "http://localhost:" + PORT;
     }
 
-    protected String nsp() {
+    String nsp() {
         return "/";
     }
+
+    IO.Options createOptions() {
+        IO.Options opts = new IO.Options();
+        opts.forceNew = true;
+        opts.reconnection = false;
+        return opts;
+    }
+
+    String[] createEnv() {
+        return new String[] {"DEBUG=socket.io:*", "PORT=" + PORT};
+    }
 }

src/test/java/com/github/nkzawa/socketio/client/SSLConnectionTest.java

@@ -0,0 +1,116 @@
+package com.github.nkzawa.socketio.client;
+
+import com.github.nkzawa.emitter.Emitter;
+import org.junit.After;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+import javax.net.ssl.KeyManagerFactory;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.TrustManagerFactory;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.security.GeneralSecurityException;
+import java.security.KeyStore;
+import java.util.concurrent.CountDownLatch;
+
+@RunWith(JUnit4.class)
+public class SSLConnectionTest extends Connection {
+
+    static {
+        // for test on localhost
+        javax.net.ssl.HttpsURLConnection.setDefaultHostnameVerifier(
+                new javax.net.ssl.HostnameVerifier(){
+                    public boolean verify(String hostname, javax.net.ssl.SSLSession sslSession) {
+                        return hostname.equals("localhost");
+                    }
+                });
+    }
+
+    private Socket socket;
+
+    @Override
+    String uri() {
+        return "https://localhost:" + PORT;
+    }
+
+    @Override
+    IO.Options createOptions() {
+        IO.Options opts = super.createOptions();
+        opts.secure = true;
+        return opts;
+    }
+
+    @Override
+    String[] createEnv() {
+        return new String[] {"DEBUG=socket.io:*", "PORT=" + PORT, "SSL=1"};
+    }
+
+    SSLContext createSSLContext() throws GeneralSecurityException, IOException {
+        KeyStore ks = KeyStore.getInstance("JKS");
+        File file = new File("src/test/resources/keystore.jks");
+        ks.load(new FileInputStream(file), "password".toCharArray());
+
+        KeyManagerFactory kmf = KeyManagerFactory.getInstance("SunX509");
+        kmf.init(ks, "password".toCharArray());
+
+        TrustManagerFactory tmf = TrustManagerFactory.getInstance("SunX509");
+        tmf.init(ks);
+
+        SSLContext sslContext = SSLContext.getInstance("TLS");
+        sslContext.init(kmf.getKeyManagers(), tmf.getTrustManagers(), null);
+        return sslContext;
+    }
+
+    @After
+    public void tearDown() {
+        IO.setDefaultSSLContext(null);
+    }
+
+    @Test(timeout = TIMEOUT)
+    public void connect() throws Exception {
+        final CountDownLatch latch = new CountDownLatch(1);
+        IO.Options opts = createOptions();
+        opts.sslContext = createSSLContext();
+        socket = client(opts);
+        socket.on(Socket.EVENT_CONNECT, new Emitter.Listener() {
+            @Override
+            public void call(Object... objects) {
+                socket.emit("echo");
+                socket.on("echoBack", new Emitter.Listener() {
+                    @Override
+                    public void call(Object... args) {
+                        socket.close();
+                        latch.countDown();
+                    }
+                });
+            }
+        });
+        socket.connect();
+        latch.await();
+    }
+
+    @Test(timeout = TIMEOUT)
+    public void defaultSSLContext() throws Exception {
+        final CountDownLatch latch = new CountDownLatch(1);
+        IO.setDefaultSSLContext(createSSLContext());
+        socket = client();
+        socket.on(Socket.EVENT_CONNECT, new Emitter.Listener() {
+            @Override
+            public void call(Object... objects) {
+                socket.emit("echo");
+                socket.on("echoBack", new Emitter.Listener() {
+                    @Override
+                    public void call(Object... args) {
+                        socket.close();
+                        latch.countDown();
+                    }
+                });
+            }
+        });
+        socket.connect();
+        latch.await();
+    }
+}

src/test/resources/cert.pem

@@ -0,0 +1,10 @@
+-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

src/test/resources/key.pem

@@ -0,0 +1,9 @@
+-----BEGIN RSA PRIVATE KEY-----
+MIIBOwIBAAJBALqx14U+WqTk9qn3CgXHVE7TmAuJ3Dgw1wv5lFLHL+w14Tg+FP9E
+sVwS+deIdz3bBPxgHln5YIyT+NFDSrX0808CAwEAAQJAIdwLSIEsk2drTRwe1zl1
+ku5RTxZruE0zU1qqifDSQjab1StAK1tapxBVRlRlyLCfD704UClsU8sjGtq0Nh6n
+kQIhAO2YJM1g0w9bWYet3zC2UdEASPzaQ7llpZmc51NRBx2NAiEAyShICAaclEuy
+wwuD4hibV+b6I8CLYoyPBo32EaceN0sCIQCUed6NxfM/houlgV+Xtmfcnzv9X3yx
+EDdzjpz08Q7sRQIgZFv1fBOYYSBXQppnJRFzx2pUmCvDHtrTrMh84RfIqnsCIQCf
+JjNXXxOaHn1PNZpi6EHReiFQmy1Swt+AxpTsKixsfA==
+-----END RSA PRIVATE KEY-----

src/test/resources/server.js

@@ -1,7 +1,18 @@
-var server = require('http').Server()
-  , io = require('socket.io')(server)
-  , port = parseInt(process.argv[2], 10) || 3000
-  , nsp = process.argv[3] || '/';
+var fs = require('fs');
+
+var server;
+if (process.env.SSL) {
+  server = require('https').createServer({
+    key: fs.readFileSync(__dirname + '/key.pem'),
+    cert: fs.readFileSync(__dirname + '/cert.pem')
+  });
+} else {
+  server = require('http').createServer();
+}
+
+var io = require('socket.io')(server);
+var port = process.env.PORT || 3000;
+var nsp = process.argv[2] || '/';
 
 io.of(nsp).on('connection', function(socket) {
   socket.send('hello client');