aboutsummaryrefslogtreecommitdiffstats
path: root/sdc-distribution-client/src/main/java/org/onap/sdc/http/HttpAsdcClient.java
diff options
context:
space:
mode:
Diffstat (limited to 'sdc-distribution-client/src/main/java/org/onap/sdc/http/HttpAsdcClient.java')
-rw-r--r--sdc-distribution-client/src/main/java/org/onap/sdc/http/HttpAsdcClient.java351
1 files changed, 351 insertions, 0 deletions
diff --git a/sdc-distribution-client/src/main/java/org/onap/sdc/http/HttpAsdcClient.java b/sdc-distribution-client/src/main/java/org/onap/sdc/http/HttpAsdcClient.java
new file mode 100644
index 0000000..c241bec
--- /dev/null
+++ b/sdc-distribution-client/src/main/java/org/onap/sdc/http/HttpAsdcClient.java
@@ -0,0 +1,351 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * sdc-distribution-client
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.sdc.http;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.ConnectException;
+import java.net.UnknownHostException;
+import java.security.KeyStore;
+import java.security.cert.CertificateException;
+import java.security.cert.X509Certificate;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLSession;
+import javax.net.ssl.TrustManager;
+import javax.net.ssl.TrustManagerFactory;
+import javax.net.ssl.X509TrustManager;
+
+import org.apache.commons.codec.binary.Base64;
+import org.apache.http.Header;
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpStatus;
+import org.apache.http.auth.AuthScope;
+import org.apache.http.auth.UsernamePasswordCredentials;
+import org.apache.http.client.CredentialsProvider;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.BasicCredentialsProvider;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.apache.http.message.BasicHeader;
+import org.apache.http.ssl.SSLContextBuilder;
+import org.apache.http.ssl.TrustStrategy;
+import org.onap.sdc.api.consumer.IConfiguration;
+import org.onap.sdc.utils.Pair;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class HttpAsdcClient implements IHttpAsdcClient {
+
+ private static final String TLS = "TLSv1.2";
+ private static final String AUTHORIZATION_HEADER = "Authorization";
+ private static final String HTTPS = "https://";
+ private static Logger log = LoggerFactory.getLogger(HttpAsdcClient.class.getName());
+ private CloseableHttpClient httpClient = null;
+ private String serverFqdn = null;
+ private String authHeaderValue = "";
+
+ public HttpAsdcClient(IConfiguration configuraion) {
+ this.serverFqdn = configuraion.getAsdcAddress();
+
+ String username = configuraion.getUser();
+ String password = configuraion.getPassword();
+ initSSL(username, password, configuraion.getKeyStorePath(), configuraion.getKeyStorePassword(), configuraion.activateServerTLSAuth());
+
+ String userNameAndPassword = username + ":" + password;
+ this.authHeaderValue = "Basic " + Base64.encodeBase64String(userNameAndPassword.getBytes());
+ }
+
+ // @SuppressWarnings("deprecation")
+ private void initSSL(String username, String password, String keyStorePath, String keyStoePass, boolean isSupportSSLVerification) {
+
+ try {
+ HostnameVerifier hostnameVerifier = new HostnameVerifier() {
+
+ @Override
+ public boolean verify(String hostname, SSLSession session) {
+ return true;
+ }
+ };
+
+ // SSLContextBuilder is not thread safe
+ // @SuppressWarnings("deprecation")
+ CredentialsProvider credsProvider = new BasicCredentialsProvider();
+ credsProvider.setCredentials(new AuthScope("localhost", 443), new UsernamePasswordCredentials(username, password));
+ SSLContext sslContext;
+ sslContext = SSLContext.getInstance(TLS);
+ TrustManagerFactory tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
+ KeyStore trustStore = null;
+ tmf.init(trustStore);
+ TrustManager[] tms = tmf.getTrustManagers();
+ if (isSupportSSLVerification) {
+
+ if (keyStorePath != null && !keyStorePath.isEmpty()) {
+ // trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
+ // trustStore.load(new FileInputStream(keyStorePath), keyStoePass.toCharArray());
+
+ // Using null here initialises the TMF with the default trust store.
+
+ // Get hold of the default trust manager
+ X509TrustManager defaultTm = null;
+ for (TrustManager tm : tmf.getTrustManagers()) {
+ if (tm instanceof X509TrustManager) {
+ defaultTm = (X509TrustManager) tm;
+ break;
+ }
+ }
+
+ // Do the same with your trust store this time
+ // Adapt how you load the keystore to your needs
+ trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
+ trustStore.load(new FileInputStream(keyStorePath), keyStoePass.toCharArray());
+
+ tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
+ tmf.init(trustStore);
+
+ // Get hold of the default trust manager
+ X509TrustManager myTm = null;
+ for (TrustManager tm : tmf.getTrustManagers()) {
+ if (tm instanceof X509TrustManager) {
+ myTm = (X509TrustManager) tm;
+ break;
+ }
+ }
+
+ // Wrap it in your own class.
+ final X509TrustManager finalDefaultTm = defaultTm;
+ final X509TrustManager finalMyTm = myTm;
+ X509TrustManager customTm = new X509TrustManager() {
+ @Override
+ public X509Certificate[] getAcceptedIssuers() {
+ // If you're planning to use client-cert auth,
+ // merge results from "defaultTm" and "myTm".
+ return finalDefaultTm.getAcceptedIssuers();
+ }
+
+ @Override
+ public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
+ try {
+ finalMyTm.checkServerTrusted(chain, authType);
+ } catch (CertificateException e) {
+ // This will throw another CertificateException if this fails too.
+ finalDefaultTm.checkServerTrusted(chain, authType);
+ }
+ }
+
+ @Override
+ public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
+ // If you're planning to use client-cert auth,
+ // do the same as checking the server.
+ finalDefaultTm.checkClientTrusted(chain, authType);
+ }
+ };
+
+ tms = new TrustManager[] { customTm };
+
+ }
+
+ sslContext.init(null, tms, null);
+ SSLContext.setDefault(sslContext);
+
+
+
+ } else {
+
+ SSLContextBuilder builder = new SSLContextBuilder();
+
+ builder.loadTrustMaterial(null, new TrustStrategy() {
+ public boolean isTrusted(X509Certificate[] chain, String authType) throws CertificateException {
+ return true;
+ }
+ });
+
+ sslContext = builder.build();
+ }
+
+ SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(sslContext, new String[] { "TLSv1.2" }, null, hostnameVerifier);
+ httpClient = HttpClientBuilder.create().setDefaultCredentialsProvider(credsProvider).setSSLSocketFactory(sslsf).build();
+
+ } catch (Exception e) {
+ log.error("Failed to create https client", e);
+
+ }
+
+ return;
+ }
+
+ public HttpAsdcResponse postRequest(String requestUrl, HttpEntity entity, Map<String, String> headersMap) {
+ return postRequest(requestUrl, entity, headersMap, true).getFirst();
+ }
+
+ public Pair<HttpAsdcResponse, CloseableHttpResponse> postRequest(String requestUrl, HttpEntity entity, Map<String, String> headersMap, boolean closeTheRequest) {
+ Pair<HttpAsdcResponse, CloseableHttpResponse> ret;
+ CloseableHttpResponse httpResponse = null;
+ HttpAsdcResponse response = null;
+ HttpPost httpPost = new HttpPost(HTTPS + serverFqdn + requestUrl);
+ List<Header> headers = addHeadersToHttpRequest(headersMap);
+ for (Header header : headers) {
+ httpPost.addHeader(header);
+ }
+
+ httpPost.setHeader(AUTHORIZATION_HEADER, this.authHeaderValue);
+
+ httpPost.setEntity(entity);
+ try {
+ httpResponse = httpClient.execute(httpPost);
+ response = new HttpAsdcResponse(httpResponse.getStatusLine().getStatusCode(), httpResponse.getEntity());
+
+ } catch (IOException e) {
+ log.error("failed to send request to url: " + requestUrl);
+ StringEntity errorEntity = null;
+ try {
+ errorEntity = new StringEntity("failed to send request");
+ } catch (UnsupportedEncodingException e1) {
+ }
+
+ response = new HttpAsdcResponse(500, errorEntity);
+
+ } finally {
+ if (closeTheRequest) {
+ if (httpResponse != null) {
+ try {
+ httpResponse.close();
+
+ } catch (IOException e) {
+ log.error("failed to close http response");
+ }
+ }
+ ret = new Pair<>(response, null);
+ } else {
+ ret = new Pair<>(response, httpResponse);
+ }
+ }
+
+ return ret;
+ }
+
+ public HttpAsdcResponse getRequest(String requestUrl, Map<String, String> headersMap) {
+
+ return getRequest(requestUrl, headersMap, true).getFirst();
+
+ }
+
+ public Pair<HttpAsdcResponse, CloseableHttpResponse> getRequest(String requestUrl, Map<String, String> headersMap, boolean closeTheRequest) {
+ Pair<HttpAsdcResponse, CloseableHttpResponse> ret;
+ CloseableHttpResponse httpResponse = null;
+ String url = HTTPS + serverFqdn + requestUrl;
+ log.debug("url to send {}", url);
+ HttpGet httpGet = new HttpGet(url);
+ List<Header> headers = addHeadersToHttpRequest(headersMap);
+ for (Header header : headers) {
+ httpGet.addHeader(header);
+ }
+
+ httpGet.setHeader(AUTHORIZATION_HEADER, this.authHeaderValue);
+
+ HttpAsdcResponse response = null;
+ try {
+ httpResponse = httpClient.execute(httpGet);
+
+ log.debug("GET Response Status {}", httpResponse.getStatusLine().getStatusCode());
+ Header[] headersRes = httpResponse.getAllHeaders();
+ Map<String, String> headersResMap = new HashMap<>();
+ for (Header header : headersRes) {
+ headersResMap.put(header.getName(), header.getValue());
+ }
+ response = new HttpAsdcResponse(httpResponse.getStatusLine().getStatusCode(), httpResponse.getEntity(), headersResMap);
+
+ } catch (UnknownHostException | ConnectException e) {
+ log.error("failed to connect to url: {}", requestUrl, e);
+ StringEntity errorEntity = null;
+ try {
+ errorEntity = new StringEntity("failed to connect");
+ } catch (UnsupportedEncodingException e1) {
+ }
+
+ response = new HttpAsdcResponse(HttpStatus.SC_BAD_GATEWAY, errorEntity);
+
+ } catch (IOException e) {
+ log.error("failed to send request to url: " + requestUrl + " error " + e.getMessage());
+ StringEntity errorEntity = null;
+ try {
+ errorEntity = new StringEntity("failed to send request " + e.getMessage());
+ } catch (UnsupportedEncodingException e1) {
+ }
+
+ response = new HttpAsdcResponse(HttpStatus.SC_BAD_GATEWAY, errorEntity);
+
+ } finally {
+
+ if (closeTheRequest) {
+ if (httpResponse != null) {
+ try {
+ httpResponse.close();
+
+ } catch (IOException e) {
+ log.error("failed to close http response");
+ }
+ }
+ ret = new Pair<HttpAsdcResponse, CloseableHttpResponse>(response, null);
+ } else {
+ ret = new Pair<HttpAsdcResponse, CloseableHttpResponse>(response, httpResponse);
+ }
+ }
+
+ return ret;
+
+ }
+
+ public void closeHttpClient() {
+ try {
+ httpClient.close();
+ } catch (IOException e) {
+ // TODO Auto-generated catch block
+ log.error("failed to close http client");
+ }
+
+ }
+
+ private List<Header> addHeadersToHttpRequest(Map<String, String> headersMap) {
+
+ List<Header> requestHeaders = new ArrayList<Header>();
+
+ Set<String> headersKyes = headersMap.keySet();
+ for (String key : headersKyes) {
+ Header requestHeader = new BasicHeader(key, headersMap.get(key));
+ requestHeaders.add(requestHeader);
+ }
+
+ return requestHeaders;
+ }
+
+}