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/*-
* ============LICENSE_START=======================================================
* ONAP : APPC
* ================================================================================
* Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Copyright (C) 2017 Amdocs
* =============================================================================
* Licensed 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.
* ============LICENSE_END=========================================================
*/
package org.onap.appc.sdc.listener;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.Socket;
import java.net.URL;
import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.Map;
import java.util.Map.Entry;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import org.apache.commons.codec.binary.Base64;
import org.apache.commons.io.IOUtils;
import org.apache.http.HttpResponse;
import org.apache.http.HttpVersion;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.PlainSocketFactory;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.apache.http.protocol.HTTP;
import org.onap.appc.exceptions.APPCException;
public class ProviderOperations {
private static final EELFLogger LOG = EELFManager.getInstance().getLogger(ProviderOperations.class);
private static String basic_auth;
private static URL defaultUrl;
public static ProviderResponse post(URL url, String json, Map<String, String> adtl_headers) throws APPCException {
if (json == null) {
throw new APPCException("Provided message was null");
}
HttpPost post = null;
try {
post = new HttpPost(url.toExternalForm());
post.setHeader("Content-Type", "application/json");
post.setHeader("Accept", "application/json");
// Set Auth if Provider URL is specified and basic auth has been configured
if (basic_auth != null && defaultUrl != null && url.equals(defaultUrl)) {
post.setHeader("Authorization", "Basic " + basic_auth);
LOG.debug("ASDCListener ProviderOperations: Using basic authentication for request to url " + url);
} else {
LOG.debug("ASDCListener ProviderOperations: Not Using basic authentication for request to url " + url);
}
if (adtl_headers != null) {
for (Entry<String, String> header : adtl_headers.entrySet()) {
post.setHeader(header.getKey(), header.getValue());
}
}
StringEntity entity = new StringEntity(json);
entity.setContentType("application/json");
post.setEntity(new StringEntity(json));
} catch (UnsupportedEncodingException e) {
throw new APPCException(e);
}
HttpClient client = getHttpClient(url);
int httpCode = 0;
String respBody = null;
try {
HttpResponse response = client.execute(post);
httpCode = response.getStatusLine().getStatusCode();
respBody = IOUtils.toString(response.getEntity().getContent());
return new ProviderResponse(httpCode, respBody);
} catch (IOException e) {
throw new APPCException(e);
}
}
/**
* Sets the basic authentication header for the given user and password. If either entry is null
* then set basic auth to null
*
* @param user The user with optional domain name (for AAF)
* @param password The password for the user
* @return The new value of the basic auth string that will be used in the request headers
*/
public static String setAuthentication(String user, String password) {
if (user != null && password != null) {
LOG.debug("SDCListener ProviderOperations:setAuthentication user is: " + user
+ " Encrypted password: XXXX");
String authStr = user + ":" + password;
basic_auth = new String(Base64.encodeBase64(authStr.getBytes()));
} else {
basic_auth = null;
}
return basic_auth;
}
/**
* Sets the default Provider URL to the provided URL. If the entry is null then sets to null.
*
* @param URL url The URL
*/
public static void setDefaultUrl(URL url) {
defaultUrl = url;
}
@SuppressWarnings("deprecation")
private static HttpClient getHttpClient(URL url) throws APPCException {
HttpClient client;
if (url.getProtocol().equals("https")) {
try {
KeyStore trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
trustStore.load(null, null);
MySSLSocketFactory sf = new MySSLSocketFactory(trustStore);
sf.setHostnameVerifier(MySSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
HttpParams params = new BasicHttpParams();
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);
SchemeRegistry registry = new SchemeRegistry();
registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
registry.register(new Scheme("https", sf, 443));
registry.register(new Scheme("https", sf, 8443));
registry.register(new Scheme("http", sf, 8181));
ClientConnectionManager ccm = new ThreadSafeClientConnManager(params, registry);
client = new DefaultHttpClient(ccm, params);
} catch (Exception e) {
client = new DefaultHttpClient();
}
} else if (url.getProtocol().equals("http")) {
client = new DefaultHttpClient();
} else {
throw new APPCException(
"The provider.topology.url property is invalid. The url did not start with http[s]");
}
return client;
}
@SuppressWarnings("deprecation")
public static class MySSLSocketFactory extends SSLSocketFactory {
private SSLContext sslContext = SSLContext.getInstance("TLSv1.2");
public MySSLSocketFactory(KeyStore truststore)
throws NoSuchAlgorithmException, KeyManagementException, KeyStoreException, UnrecoverableKeyException {
super(truststore);
TrustManager tm = new X509TrustManager() {
@Override
public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {}
@Override
public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {}
@Override
public X509Certificate[] getAcceptedIssuers() {
return null;
}
};
sslContext.init(null, new TrustManager[] {tm}, null);
}
@Override
public Socket createSocket(Socket socket, String host, int port, boolean autoClose) throws IOException {
return sslContext.getSocketFactory().createSocket(socket, host, port, autoClose);
}
@Override
public Socket createSocket() throws IOException {
return sslContext.getSocketFactory().createSocket();
}
}
}
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