From 11510b43c277b8e1dd7e58d79785544810118c8e Mon Sep 17 00:00:00 2001 From: Jessica Wagantall Date: Tue, 1 Dec 2020 11:26:31 -0800 Subject: Migrate sli-adaptor files Migrate sli-adaptor repo files into a new "adaptors" directory. Signed-off-by: Jessica Wagantall --- .../publisher/provider/impl/PublisherApiImpl.java | 178 +++++++++++++++++++++ .../resources/OSGI-INF/blueprint/blueprint.xml | 14 ++ .../provider/impl/PublisherApiImplTest.java | 51 ++++++ 3 files changed, 243 insertions(+) create mode 100755 adaptors/message-router/publisher/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/publisher/provider/impl/PublisherApiImpl.java create mode 100755 adaptors/message-router/publisher/provider/src/main/resources/OSGI-INF/blueprint/blueprint.xml create mode 100644 adaptors/message-router/publisher/provider/src/test/java/org/onap/ccsdk/sli/adaptors/messagerouter/publisher/provider/impl/PublisherApiImplTest.java (limited to 'adaptors/message-router/publisher/provider/src') diff --git a/adaptors/message-router/publisher/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/publisher/provider/impl/PublisherApiImpl.java b/adaptors/message-router/publisher/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/publisher/provider/impl/PublisherApiImpl.java new file mode 100755 index 000000000..4aedc6071 --- /dev/null +++ b/adaptors/message-router/publisher/provider/src/main/java/org/onap/ccsdk/sli/adaptors/messagerouter/publisher/provider/impl/PublisherApiImpl.java @@ -0,0 +1,178 @@ +/** + * ============LICENSE_START==================================================== + * org.onap.aaf + * =========================================================================== + * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved. + * + * Modifications Copyright (C) 2019 IBM. + * =========================================================================== + * 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.ccsdk.sli.adaptors.messagerouter.publisher.provider.impl; + +import java.io.BufferedReader; +import java.io.DataOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.net.HttpURLConnection; +import java.net.SocketException; +import java.net.URL; +import java.util.Base64; + +import org.onap.ccsdk.sli.adaptors.messagerouter.publisher.api.PublisherApi; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class PublisherApiImpl implements PublisherApi { + private static final Logger logger = LoggerFactory.getLogger(PublisherApiImpl.class); + protected static final Integer DEFAULT_CONNECT_TIMEOUT = 30000; // will be treated as 30 seconds + protected static final Integer DEFAULT_READ_TIMEOUT = 180000; // will be treated as 3 minutes + private String authorizationString; + protected Integer connectTimeout; + protected Integer readTimeout; + protected String baseUrl; + protected String username; + protected String[] hosts; + private String password; + + public PublisherApiImpl() { + connectTimeout = DEFAULT_CONNECT_TIMEOUT; + readTimeout = DEFAULT_READ_TIMEOUT; + } + + public void setUsername(String username) { + this.username = username; + setAuthorizationString(); + } + + public void setPassword(String password) { + this.password = password; + setAuthorizationString(); + } + + public void setHost(String hostString) { + // a comma separated list of hosts can be passed in or a single host may be used + if (!hostString.contains(",")) { + this.hosts = new String[] { hostString }; + } else { + this.hosts = hostString.split(","); + } + } + + public void init() { + setAuthorizationString(); + } + + protected String buildUrlString(Integer hostIndex, String topic) { + return hosts[hostIndex] + "/events/" + topic; + } + + protected void configureHttpURLConnection(HttpURLConnection httpUrlConnection) { + httpUrlConnection.setRequestProperty("Content-Type", "application/json"); + } + + public Boolean publish(String topic, String body) { + for (int hostIndex = 0; hostIndex < hosts.length; hostIndex++) { + HttpURLConnection httpUrlConnection = null; + URL url = null; + try { + url = new URL(buildUrlString(hostIndex, topic)); + logger.info("Publishing body to topic {} using the url {}", topic, url); + logger.info("Message to publish is\n{}", body); + httpUrlConnection = buildHttpURLConnection(url); + httpUrlConnection.setDoInput(true); + httpUrlConnection.setDoOutput(true); + httpUrlConnection.setUseCaches(false); + httpUrlConnection.setRequestMethod("POST"); + + // Write message + httpUrlConnection.setRequestProperty("Content-Length", Integer.toString(body.length())); + DataOutputStream outStr = new DataOutputStream(httpUrlConnection.getOutputStream()); + outStr.write(body.getBytes()); + outStr.close(); + + int status = httpUrlConnection.getResponseCode(); + logger.info("Publishing body for topic {} using url {} returned status {}.", topic, url, status); + if (status < 300) { + String responseFromDMaaP = readFromStream(httpUrlConnection.getInputStream()); + logger.info("Message router response is\n{}", responseFromDMaaP); + return true; + } else { + if (httpUrlConnection.getErrorStream() != null) { + String responseFromDMaaP = readFromStream(httpUrlConnection.getErrorStream()); + logger.warn("Publishing body for topic {} using url {} failed." + " Error message is\n{}", + topic, url, responseFromDMaaP); + } + return false; + } + + } catch (SocketException socketException) { + logger.error("SocketException was thrown during publishing message to DMaaP on url {}.", url, + socketException); + if (hostIndex < hosts.length) { + logger.info("Message sent to {} failed with a SocketException, but will be tried on {}", + hosts[hostIndex], hosts[hostIndex + 1]); + } + } catch (Exception e) { + logger.warn("Exception was thrown during publishing message to DMaaP on url {}.", url, e); + return false; + } finally { + if (httpUrlConnection != null) { + httpUrlConnection.disconnect(); + } + } + } + return false; + } + + protected void setAuthorizationString() { + String str = buildAuthorizationString(this.username, this.password); + this.authorizationString = str; + //System.out.println(this.authorizationString); + } + + protected String buildAuthorizationString(String username, String password) { + String basicAuthString = username + ":" + password; + basicAuthString = Base64.getEncoder().encodeToString(basicAuthString.getBytes()); + return "Basic " + basicAuthString; + } + + protected HttpURLConnection buildHttpURLConnection(URL url) throws IOException { + HttpURLConnection httpUrlConnection = (HttpURLConnection) url.openConnection(); + if (authorizationString != null) { + System.out.println(authorizationString); + httpUrlConnection.setRequestProperty("Authorization", authorizationString); + } + httpUrlConnection.setRequestProperty("Accept", "application/json"); + httpUrlConnection.setUseCaches(false); + httpUrlConnection.setConnectTimeout(connectTimeout); + httpUrlConnection.setReadTimeout(readTimeout); + configureHttpURLConnection(httpUrlConnection); + return httpUrlConnection; + } + + protected String readFromStream(InputStream stream) throws IOException { + BufferedReader br = new BufferedReader(new InputStreamReader(stream)); + StringBuilder sb = new StringBuilder(); + String line; + while ((line = br.readLine()) != null) { + sb.append(line); + } + br.close(); + return sb.toString(); + } + +} \ No newline at end of file diff --git a/adaptors/message-router/publisher/provider/src/main/resources/OSGI-INF/blueprint/blueprint.xml b/adaptors/message-router/publisher/provider/src/main/resources/OSGI-INF/blueprint/blueprint.xml new file mode 100755 index 000000000..4702a6260 --- /dev/null +++ b/adaptors/message-router/publisher/provider/src/main/resources/OSGI-INF/blueprint/blueprint.xml @@ -0,0 +1,14 @@ + + + + + + + + + + \ No newline at end of file diff --git a/adaptors/message-router/publisher/provider/src/test/java/org/onap/ccsdk/sli/adaptors/messagerouter/publisher/provider/impl/PublisherApiImplTest.java b/adaptors/message-router/publisher/provider/src/test/java/org/onap/ccsdk/sli/adaptors/messagerouter/publisher/provider/impl/PublisherApiImplTest.java new file mode 100644 index 000000000..53744f73e --- /dev/null +++ b/adaptors/message-router/publisher/provider/src/test/java/org/onap/ccsdk/sli/adaptors/messagerouter/publisher/provider/impl/PublisherApiImplTest.java @@ -0,0 +1,51 @@ +package org.onap.ccsdk.sli.adaptors.messagerouter.publisher.provider.impl; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertNotNull; + +import java.net.HttpURLConnection; +import java.net.URL; + +import org.junit.Test; + +public class PublisherApiImplTest { + @Test + public void verifyDefaultTimeouts() { + PublisherApiImpl pub = new PublisherApiImpl(); + assertEquals(pub.DEFAULT_CONNECT_TIMEOUT, pub.connectTimeout); + assertEquals(pub.DEFAULT_READ_TIMEOUT, pub.readTimeout); + } + + @Test + public void buildHttpURLConnection() throws Exception { + PublisherApiImpl pub = new PublisherApiImpl(); + pub.init(); + + String myUserName = "Batman"; + pub.setUsername(myUserName); + assertEquals(myUserName, pub.username); + String password = "P@$$"; + pub.setPassword(password); + + HttpURLConnection httpUrlConnection = pub.buildHttpURLConnection(new URL("http://localhost:7001")); + assertNotNull(httpUrlConnection.getReadTimeout()); + assertNotNull(httpUrlConnection.getConnectTimeout()); + assertEquals("application/json", httpUrlConnection.getRequestProperty("Content-Type")); + assertEquals("application/json", httpUrlConnection.getRequestProperty("Accept")); + } + + @Test + public void testMultipleHosts() { + PublisherApiImpl pub = new PublisherApiImpl(); + String myTopic = "worldNews"; + String hostOne = "http://localhost:7001"; + String hostTwo = "http://localhost:7002"; + String hostThree = "http://localhost:7003"; + + pub.setHost(hostOne + "," + hostTwo + "," + hostThree); + + assertEquals("http://localhost:7001/events/worldNews", pub.buildUrlString(0, myTopic)); + assertEquals("http://localhost:7002/events/worldNews", pub.buildUrlString(1, myTopic)); + assertEquals("http://localhost:7003/events/worldNews", pub.buildUrlString(2, myTopic)); + } +} \ No newline at end of file -- cgit 1.2.3-korg