/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.jooby.internal.netty;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.security.cert.CertificateException;
import java.util.Arrays;
import com.google.common.io.Closeables;
import com.typesafe.config.Config;
import io.netty.handler.codec.http2.Http2SecurityUtil;
import io.netty.handler.ssl.ApplicationProtocolConfig;
import io.netty.handler.ssl.ApplicationProtocolConfig.Protocol;
import io.netty.handler.ssl.ApplicationProtocolConfig.SelectedListenerFailureBehavior;
import io.netty.handler.ssl.ApplicationProtocolConfig.SelectorFailureBehavior;
import io.netty.handler.ssl.ApplicationProtocolNames;
import io.netty.handler.ssl.OpenSsl;
import io.netty.handler.ssl.SslContext;
import io.netty.handler.ssl.SslContextBuilder;
import io.netty.handler.ssl.SslProvider;
import io.netty.handler.ssl.SupportedCipherSuiteFilter;
public class NettySslContext {
static SslContext build(final Config conf) throws IOException, CertificateException {
String tmpdir = conf.getString("application.tmpdir");
boolean http2 = conf.getBoolean("server.http2.enabled");
File keyStoreCert = toFile(conf.getString("ssl.keystore.cert"), tmpdir);
File keyStoreKey = toFile(conf.getString("ssl.keystore.key"), tmpdir);
String keyStorePass = conf.hasPath("ssl.keystore.password")
? conf.getString("ssl.keystore.password") : null;
SslContextBuilder scb = SslContextBuilder.forServer(keyStoreCert, keyStoreKey, keyStorePass);
if (conf.hasPath("ssl.trust.cert")) {
scb.trustManager(toFile(conf.getString("ssl.trust.cert"), tmpdir));
}
if (http2) {
SslProvider provider = OpenSsl.isAlpnSupported() ? SslProvider.OPENSSL : SslProvider.JDK;
return scb.sslProvider(provider)
.ciphers(Http2SecurityUtil.CIPHERS, SupportedCipherSuiteFilter.INSTANCE)
.applicationProtocolConfig(new ApplicationProtocolConfig(
Protocol.ALPN,
SelectorFailureBehavior.NO_ADVERTISE,
SelectedListenerFailureBehavior.ACCEPT,
Arrays.asList(ApplicationProtocolNames.HTTP_2, ApplicationProtocolNames.HTTP_1_1)))
.build();
}
return scb.build();
}
static File toFile(final String path, final String tmpdir) throws IOException {
File file = new File(path);
if (file.exists()) {
return file;
}
file = new File(tmpdir, Paths.get(path).getFileName().toString());
// classpath resource?
InputStream in = NettyServer.class.getClassLoader().getResourceAsStream(path);
if (in == null) {
throw new FileNotFoundException(path);
}
try {
Files.copy(in, file.toPath(), StandardCopyOption.REPLACE_EXISTING);
file.deleteOnExit();
return file;
} finally {
Closeables.close(in, true);
}
}
}