diff options
Diffstat (limited to 'policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/client/internal/JerseyClient.java')
-rw-r--r-- | policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/client/internal/JerseyClient.java | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/client/internal/JerseyClient.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/client/internal/JerseyClient.java new file mode 100644 index 00000000..d5e16117 --- /dev/null +++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/client/internal/JerseyClient.java @@ -0,0 +1,255 @@ +/* + * ============LICENSE_START======================================================= + * policy-endpoints + * ================================================================================ + * Copyright (C) 2017-2018 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.policy.common.endpoints.http.client.internal; + +import com.fasterxml.jackson.annotation.JsonIgnore; + +import java.security.KeyManagementException; +import java.security.NoSuchAlgorithmException; +import java.security.SecureRandom; +import java.security.cert.CertificateException; +import java.security.cert.X509Certificate; + +import javax.net.ssl.SSLContext; +import javax.net.ssl.TrustManager; +import javax.net.ssl.X509TrustManager; +import javax.ws.rs.client.Client; +import javax.ws.rs.client.ClientBuilder; +import javax.ws.rs.core.Response; + +import org.glassfish.jersey.client.authentication.HttpAuthenticationFeature; +import org.onap.policy.common.endpoints.http.client.HttpClient; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class JerseyClient implements HttpClient { + + /** + * Logger + */ + private static Logger logger = LoggerFactory.getLogger(JerseyClient.class); + + protected final String name; + protected final boolean https; + protected final boolean selfSignedCerts; + protected final String hostname; + protected final int port; + protected final String basePath; + protected final String userName; + protected final String password; + + protected final Client client; + protected final String baseUrl; + + protected boolean alive = true; + + + public JerseyClient(String name, boolean https, boolean selfSignedCerts, String hostname, int port, String basePath, + String userName, String password) throws KeyManagementException, NoSuchAlgorithmException { + + super(); + + if (name == null || name.isEmpty()) { + throw new IllegalArgumentException("Name must be provided"); + } + + if (hostname == null || hostname.isEmpty()) { + throw new IllegalArgumentException("Hostname must be provided"); + } + + if (port <= 0 && port >= 65535) { + throw new IllegalArgumentException("Invalid Port provided: " + port); + } + + this.name = name; + this.https = https; + this.hostname = hostname; + this.port = port; + this.basePath = basePath; + this.userName = userName; + this.password = password; + this.selfSignedCerts = selfSignedCerts; + + StringBuilder tmpBaseUrl = new StringBuilder(); + if (this.https) { + tmpBaseUrl.append("https://"); + ClientBuilder clientBuilder; + SSLContext sslContext = SSLContext.getInstance("TLSv1.2"); + if (this.selfSignedCerts) { + sslContext.init(null, new TrustManager[] {new X509TrustManager() { + @Override + public void checkClientTrusted(X509Certificate[] chain, String authType) + throws CertificateException { + // always trusted + } + + @Override + public void checkServerTrusted(X509Certificate[] chain, String authType) + throws CertificateException { + // always trusted + } + + @Override + public X509Certificate[] getAcceptedIssuers() { + return new X509Certificate[0]; + } + + }}, new SecureRandom()); + clientBuilder = + ClientBuilder.newBuilder().sslContext(sslContext).hostnameVerifier((host, session) -> true); + } else { + sslContext.init(null, null, null); + clientBuilder = ClientBuilder.newBuilder().sslContext(sslContext); + } + this.client = clientBuilder.build(); + } else { + tmpBaseUrl.append("http://"); + this.client = ClientBuilder.newClient(); + } + + if (this.userName != null && !this.userName.isEmpty() && this.password != null && !this.password.isEmpty()) { + HttpAuthenticationFeature authFeature = HttpAuthenticationFeature.basic(userName, password); + this.client.register(authFeature); + } + + this.baseUrl = tmpBaseUrl.append(this.hostname).append(":").append(this.port).append("/") + .append((this.basePath == null) ? "" : this.basePath).toString(); + } + + @Override + public Response get(String path) { + if (path != null && !path.isEmpty()) { + return this.client.target(this.baseUrl).path(path).request().get(); + } else { + return this.client.target(this.baseUrl).request().get(); + } + } + + @Override + public Response get() { + return this.client.target(this.baseUrl).request().get(); + } + + + @Override + public boolean start() { + return alive; + } + + @Override + public boolean stop() { + return !alive; + } + + @Override + public void shutdown() { + synchronized (this) { + alive = false; + } + + try { + this.client.close(); + } catch (Exception e) { + logger.warn("{}: cannot close because of {}", this, e.getMessage(), e); + } + } + + @Override + public synchronized boolean isAlive() { + return this.alive; + } + + @Override + public String getName() { + return name; + } + + @Override + public boolean isHttps() { + return https; + } + + @Override + public boolean isSelfSignedCerts() { + return selfSignedCerts; + } + + @Override + public String getHostname() { + return hostname; + } + + @Override + public int getPort() { + return port; + } + + @Override + public String getBasePath() { + return basePath; + } + + @Override + public String getUserName() { + return userName; + } + + @JsonIgnore + @Override + public String getPassword() { + return password; + } + + @Override + public String getBaseUrl() { + return baseUrl; + } + + @Override + public String toString() { + StringBuilder builder = new StringBuilder(); + builder.append("JerseyClient [name="); + builder.append(name); + builder.append(", https="); + builder.append(https); + builder.append(", selfSignedCerts="); + builder.append(selfSignedCerts); + builder.append(", hostname="); + builder.append(hostname); + builder.append(", port="); + builder.append(port); + builder.append(", basePath="); + builder.append(basePath); + builder.append(", userName="); + builder.append(userName); + builder.append(", password="); + builder.append(password); + builder.append(", client="); + builder.append(client); + builder.append(", baseUrl="); + builder.append(baseUrl); + builder.append(", alive="); + builder.append(alive); + builder.append("]"); + return builder.toString(); + } + +} |