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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * version 2 for more details (a copy is included in the LICENSE file that
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 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 */

/**
 * @test
 * @bug 8211227
 * @library /test/lib /javax/net/ssl/templates ../../
 * @summary Tests for consistency in logging format of TLS Versions
 * @run main/othervm LoggingFormatConsistency
 */

/*
 * This test runs in another process so we can monitor the debug
 * results. The OutputAnalyzer must see correct debug output to return a
 * success.
 */

import jdk.test.lib.process.ProcessTools;
import jdk.test.lib.security.SecurityUtils;

import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLSession;
import javax.net.ssl.SSLSocket;
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.InetAddress;
import java.net.URL;

import static java.nio.charset.StandardCharsets.UTF_8;

public class LoggingFormatConsistency extends SSLSocketTemplate {

    LoggingFormatConsistency () {
        serverAddress = InetAddress.getLoopbackAddress();
        SecurityUtils.removeFromDisabledTlsAlgs("TLSv1", "TLSv1.1");
    }

    public static void main(String[] args) throws Exception {
        if (args.length != 0) {
            // A non-empty set of arguments occurs when the "runTest" argument
            // is passed to the test via ProcessTools::executeTestJvm.
            //
            // This is done because an OutputAnalyzer is unable to read
            // the output of the current running JVM, and must therefore create
            // a test JVM. When this case occurs, it will inherit all specified
            // properties passed to the test JVM - debug flags, tls version, etc.
            new LoggingFormatConsistency().run();
        } else {
            // We are in the test JVM that the test is being ran in.
            var testSrc = "-Dtest.src=" + System.getProperty("test.src");
            var javaxNetDebug = "-Djavax.net.debug=all";

            var correctTlsVersionsFormat = new String[]{"TLSv1", "TLSv1.1", "TLSv1.2", "TLSv1.3"};
            var incorrectTLSVersionsFormat = new String[]{"TLS10", "TLS11", "TLS12", "TLS13"};

            for (var i = 0; i < correctTlsVersionsFormat.length; i++) {
                var expectedTLSVersion = correctTlsVersionsFormat[i];
                var incorrectTLSVersion = incorrectTLSVersionsFormat[i];

                System.out.println("TESTING " + expectedTLSVersion);
                var activeTLSProtocol = "-Djdk.tls.client.protocols=" + expectedTLSVersion;
                var output = ProcessTools.executeTestJvm(
                        testSrc,
                        activeTLSProtocol,
                        javaxNetDebug,
                        "LoggingFormatConsistency",
                        "runTest"); // Ensuring args.length is greater than 0 when test JVM starts

                if (output.getExitValue() != 0) {
                    throw new RuntimeException("Test JVM process failed. JVM stderr= " + output.getStderr());
                }

                output.shouldContain(expectedTLSVersion);
                output.shouldNotContain(incorrectTLSVersion);
            }
        }
    }

    @Override
    protected boolean isCustomizedClientConnection() { return true; }

    @Override
    protected void runServerApplication(SSLSocket socket) throws Exception {
        var response = "Hello World!";
        var out = new DataOutputStream(socket.getOutputStream());
        try {
            // We don't need to process the data from the socket
            // Simply sending a response right away is sufficient
            // to generate the desired debug output
            var responseBytes = response.getBytes(UTF_8);

            out.writeBytes("HTTP/1.0 200 OK\r\n");
            out.writeBytes("Content-Length: " + responseBytes.length + "\r\n");
            out.writeBytes("Content-Type: text/html\r\n\r\n");
            out.write(responseBytes);
            out.flush();
        } catch (IOException e) {
            out.writeBytes("HTTP/1.0 400 " + e.getMessage() + "\r\n");
            out.writeBytes("Content-Type: text/html\r\n\r\n");
            out.flush();
        }
    }

    @Override
    protected void runClientApplication(int serverPort) throws Exception {
        var context = createClientSSLContext();
        HttpsURLConnection.setDefaultSSLSocketFactory(context.getSocketFactory());
        HttpsURLConnection.setDefaultHostnameVerifier(new NameVerifier());

        var host = serverAddress == null ? "localhost" : serverAddress.getHostAddress();
        var url = new URL("https://" + host + ":" + serverPort + "/");
        var httpsConnection = (HttpsURLConnection) url.openConnection();
        httpsConnection.disconnect();
        try (var in = new BufferedReader(new InputStreamReader(httpsConnection.getInputStream()))) {
            // Getting the input stream from the BufferedReader is sufficient to generate the desired debug output
            // We don't need to process the data
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

    private static class NameVerifier implements HostnameVerifier {
        @Override
        public boolean verify(String s, SSLSession sslSession) {
            return true;
        }
    }
}