--- /dev/null
+# Consumer\r
+\r
+## Modules\r
+- api - exports the consumer interface for clients and providers to import\r
+- features - used for managing the feature repository for consumer\r
+- installer - provides a simple install script \r
+- provider - provides an implementation of the consumer api
\ No newline at end of file
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+ <artifactId>consumer.aggregate</artifactId>
+ <version>0.5.0-SNAPSHOT</version>
+ </parent>
+
+ <artifactId>consumer.api</artifactId>
+ <packaging>bundle</packaging>
+
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.felix</groupId>
+ <artifactId>maven-bundle-plugin</artifactId>
+ <configuration>
+ <instructions>
+ <Export-Package>org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api</Export-Package>
+ </instructions>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+</project>
--- /dev/null
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api;\r
+\r
+public interface ConsumerApi extends AutoCloseable { \r
+ //registers a handler to handle a specific topic, should be called only once per client\r
+ public void registerHandler(String topic, RequestHandler requestHandler);\r
+}\r
--- /dev/null
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api;\r
+\r
+public interface PollingConsumer extends ConsumerApi {\r
+\r
+ // Starts polling message router for messages, won't stop until close it called\r
+ void start();\r
+}\r
--- /dev/null
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api;\r
+\r
+public interface PullingConsumer extends ConsumerApi {\r
+ \r
+ //Pulls a single batch of messages\r
+ void pull();\r
+}\r
--- /dev/null
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api;
+
+public interface RequestHandler {
+ public void handleRequest(String topic, String requestBody);
+}
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.onap.ccsdk.parent</groupId>
+ <artifactId>single-feature-parent</artifactId>
+ <version>1.3.0-SNAPSHOT</version>
+ </parent>
+
+ <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+ <artifactId>ccsdk-messagerouter-consumer</artifactId>
+ <version>0.5.0-SNAPSHOT</version>
+ <packaging>feature</packaging>
+
+ <dependencies>
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>consumer.api</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>consumer.provider</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ </dependencies>
+
+
+</project>
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.onap.ccsdk.parent</groupId>
+ <artifactId>feature-repo-parent</artifactId>
+ <version>1.3.0-SNAPSHOT</version>
+ <relativePath/>
+ </parent>
+
+ <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+ <artifactId>features-messagerouter-consumer</artifactId>
+ <version>0.5.0-SNAPSHOT</version>
+ <packaging>feature</packaging>
+
+ <name>ccsdk-sli-adaptors :: messagerouter :: ${project.artifactId}</name>
+
+ <properties>
+ <ccsdk.sli.adaptors.version>${project.version}</ccsdk.sli.adaptors.version>
+ </properties>
+
+ <dependencies>
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>ccsdk-messagerouter-consumer</artifactId>
+ <version>${project.version}</version>
+ <type>xml</type>
+ <classifier>features</classifier>
+ </dependency>
+
+ </dependencies>
+</project>
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- ============LICENSE_START=======================================================
+ ONAP : APPC ================================================================================
+ Copyright (C) 2017 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. ECOMP is
+ a trademark and service mark of AT&T Intellectual Property. ============LICENSE_END========================================================= -->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+ <parent>
+ <artifactId>odlparent-lite</artifactId>
+ <groupId>org.onap.ccsdk.parent</groupId>
+ <version>1.3.0-SNAPSHOT</version>
+ <relativePath/>
+ </parent>
+ <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+ <artifactId>consumer.features</artifactId>
+ <version>0.5.0-SNAPSHOT</version>
+ <name>ccsdk-sli-adaptors :: messagerouter :: ${project.artifactId}</name>
+
+ <packaging>pom</packaging>
+
+ <modules>
+ <module>ccsdk-messagerouter-consumer</module>
+ <module>features-messagerouter-consumer</module>
+ </modules>
+</project>
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+
+<features name="messagerouter-consumer-${project.version}" xmlns="http://karaf.apache.org/xmlns/features/v1.2.0"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://karaf.apache.org/xmlns/features/v1.2.0 http://karaf.apache.org/xmlns/features/v1.2.0">
+
+ <feature name='messagerouter-consumer' description="exposes message router consumer" version='${project.version}'>
+ <bundle>mvn:${project.groupId}/consumer.api/${project.version}</bundle>
+ <bundle>mvn:${project.groupId}/consumer.provider/${project.version}</bundle>
+ </feature>
+
+</features>
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+ <artifactId>consumer.aggregate</artifactId>
+ <version>0.5.0-SNAPSHOT</version>
+ </parent>
+
+ <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+ <artifactId>consumer.installer</artifactId>
+ <version>0.5.0-SNAPSHOT</version>
+ <packaging>pom</packaging>
+
+ <properties>
+ <application.name>messagerouter-consumer</application.name>
+ <features.boot>messagerouter-consumer</features.boot>
+ <features.repositories>mvn:${project.groupId}/consumer.features/${project.version}/xml/features</features.repositories>
+ <include.transitive.dependencies>false</include.transitive.dependencies>
+ </properties>
+
+ <dependencies>
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>ccsdk-messagerouter-consumer</artifactId>
+ <version>${project.version}</version>
+ <type>xml</type>
+ <classifier>features</classifier>
+ </dependency>
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>consumer.api</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>consumer.provider</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ </dependencies>
+
+ <build>
+ <plugins>
+ <plugin>
+ <artifactId>maven-assembly-plugin</artifactId>
+ <version>2.6</version>
+ <executions>
+ <execution>
+ <id>maven-repo-zip</id>
+ <goals>
+ <goal>single</goal>
+ </goals>
+ <phase>package</phase>
+ <configuration>
+ <attach>true</attach>
+ <finalName>stage/${application.name}-${project.version}</finalName>
+ <descriptors>
+ <descriptor>src/assembly/assemble_mvnrepo_zip.xml</descriptor>
+ </descriptors>
+ <appendAssemblyId>true</appendAssemblyId>
+ </configuration>
+ </execution>
+ <execution>
+ <id>installer-zip</id>
+ <goals>
+ <goal>single</goal>
+ </goals>
+ <phase>package</phase>
+ <configuration>
+ <attach>true</attach>
+ <finalName>${application.name}-${project.version}-installer</finalName>
+ <descriptors>
+ <descriptor>src/assembly/assemble_installer_zip.xml</descriptor>
+ </descriptors>
+ <appendAssemblyId>false</appendAssemblyId>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-dependency-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>copy-dependencies</id>
+ <goals>
+ <goal>copy-dependencies</goal>
+ </goals>
+ <phase>prepare-package</phase>
+ <configuration>
+ <transitive>false</transitive>
+ <outputDirectory>${project.build.directory}/assembly/system</outputDirectory>
+ <overWriteReleases>false</overWriteReleases>
+ <overWriteSnapshots>true</overWriteSnapshots>
+ <overWriteIfNewer>true</overWriteIfNewer>
+ <useRepositoryLayout>true</useRepositoryLayout>
+ <addParentPoms>false</addParentPoms>
+ <copyPom>false</copyPom>
+ <includeGroupIds>${project.groupId}</includeGroupIds>
+ <scope>provided</scope>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
+ <plugin>
+ <artifactId>maven-resources-plugin</artifactId>
+ <version>2.6</version>
+ <executions>
+ <execution>
+ <id>copy-version</id>
+ <goals>
+ <goal>copy-resources</goal>
+ </goals><!-- here the phase you need -->
+ <phase>validate</phase>
+ <configuration>
+ <outputDirectory>${basedir}/target/stage</outputDirectory>
+ <resources>
+ <resource>
+ <directory>src/main/resources/scripts</directory>
+ <includes>
+ <include>install-feature.sh</include>
+ </includes>
+ <filtering>true</filtering>
+ </resource>
+ </resources>
+ </configuration>
+ </execution>
+
+ </executions>
+ </plugin>
+
+ </plugins>
+ </build>
+</project>
--- /dev/null
+<!--
+ ============LICENSE_START=======================================================
+ openECOMP : SDN-C
+ ================================================================================
+ 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=========================================================
+ -->
+
+<!-- Defines how we build the .zip file which is our distribution. -->
+
+<assembly
+ xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
+ <id>installer_zip</id>
+ <formats>
+ <format>zip</format>
+ </formats>
+
+ <!-- we want "system" and related files right at the root level
+ as this file is suppose to be unzip on top of a karaf
+ distro. -->
+ <includeBaseDirectory>false</includeBaseDirectory>
+
+ <fileSets>
+ <fileSet>
+ <directory>target/stage/</directory>
+ <outputDirectory>${application.name}</outputDirectory>
+ <fileMode>755</fileMode>
+ <includes>
+ <include>*.sh</include>
+ </includes>
+ </fileSet>
+ <fileSet>
+ <directory>target/stage/</directory>
+ <outputDirectory>${application.name}</outputDirectory>
+ <fileMode>644</fileMode>
+ <excludes>
+ <exclude>*.sh</exclude>
+ </excludes>
+ </fileSet>
+ </fileSets>
+
+
+
+</assembly>
\ No newline at end of file
--- /dev/null
+<!--
+ ============LICENSE_START=======================================================
+ openECOMP : SDN-C
+ ================================================================================
+ 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=========================================================
+ -->
+
+<!-- Defines how we build the .zip file which is our distribution. -->
+
+<assembly
+ xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
+ <id>repo</id>
+ <formats>
+ <format>zip</format>
+ </formats>
+
+ <!-- we want "system" and related files right at the root level
+ as this file is suppose to be unzip on top of a karaf
+ distro. -->
+ <includeBaseDirectory>false</includeBaseDirectory>
+
+ <fileSets>
+ <fileSet>
+ <directory>target/assembly/</directory>
+ <outputDirectory>.</outputDirectory>
+ <excludes>
+ </excludes>
+ </fileSet>
+ </fileSets>
+
+</assembly>
\ No newline at end of file
--- /dev/null
+#!/bin/bash
+
+###
+# ============LICENSE_START=======================================================
+# openECOMP : SDN-C
+# ================================================================================
+# 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=========================================================
+###
+
+ODL_HOME=${ODL_HOME:-/opt/opendaylight/current}
+ODL_KARAF_CLIENT=${ODL_KARAF_CLIENT:-${ODL_HOME}/bin/client}
+INSTALLERDIR=$(dirname $0)
+
+REPOZIP=${INSTALLERDIR}/${features.boot}-${project.version}-repo.zip
+
+if [ -f ${REPOZIP} ]
+then
+ unzip -d ${ODL_HOME} ${REPOZIP}
+else
+ echo "ERROR : repo zip ($REPOZIP) not found"
+ exit 1
+fi
+
+${ODL_KARAF_CLIENT} feature:repo-add ${features.repositories}
+${ODL_KARAF_CLIENT} feature:install ${features.boot}
\ No newline at end of file
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+ <artifactId>messagerouter-root</artifactId>
+ <version>0.5.0-SNAPSHOT</version>
+ </parent>
+
+ <artifactId>consumer.aggregate</artifactId>
+ <packaging>pom</packaging>
+
+ <modules>
+ <module>api</module>
+ <module>features</module>
+ <module>provider</module>
+ <module>installer</module>
+ </modules>
+</project>
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.onap.ccsdk.sli.adaptors.messagerouter</groupId>
+ <artifactId>consumer.aggregate</artifactId>
+ <version>0.5.0-SNAPSHOT</version>
+ </parent>
+
+ <artifactId>consumer.provider</artifactId>
+ <packaging>bundle</packaging>
+
+ <dependencies>
+ <dependency>
+ <groupId>${project.groupId}</groupId>
+ <artifactId>consumer.api</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.slf4j</groupId>
+ <artifactId>slf4j-api</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>com.google.code.gson</groupId>
+ <artifactId>gson</artifactId>
+ </dependency>
+ </dependencies>
+
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.felix</groupId>
+ <artifactId>maven-bundle-plugin</artifactId>
+ <configuration>
+ <instructions>
+ <Export-Package>${project.groupId}.consumer.provider.impl</Export-Package>
+ </instructions>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+</project>
--- /dev/null
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : SDN-C
+ * ================================================================================
+ * 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.ccsdk.sli.adaptors.messagerouter.consumer.provider.impl;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.Base64;
+
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLSession;
+
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.ConsumerApi;
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.RequestHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonParseException;
+
+/*
+ * java.net based client to build message router consumers
+ */
+public abstract class AbstractBaseConsumer implements ConsumerApi {
+ private static final Logger LOG = LoggerFactory.getLogger(AbstractBaseConsumer.class);
+ private static final String REQUEST_METHOD = "GET";
+
+ private final String host;
+ private final Integer connectTimeout;
+ private final Integer readTimeout;
+ private final String group;
+ private final String id;
+ private final String filter;
+ private final Integer limit;
+ private final Integer timeoutQueryParamValue;
+ private final String authorizationString;
+
+ protected RequestHandler requestHandler;
+ protected URL url;
+ protected String topic;
+
+ public AbstractBaseConsumer(String username, String password, String host, String authentication, Integer connectTimeout, Integer readTimeout, String group, String id, String filter, Integer limit, Integer timeoutQueryParamValue) {
+ this.host = host;
+ this.connectTimeout = connectTimeout;
+ this.readTimeout = readTimeout;
+ this.group = group;
+ this.id = id;
+ this.filter = filter;
+ this.limit = limit;
+ this.timeoutQueryParamValue = timeoutQueryParamValue;
+
+ if ("basic".equals(authentication)) {
+ if (username != null && password != null && username.length() > 0 && password.length() > 0) {
+ authorizationString = buildAuthorizationString(username, password);
+ } else {
+ throw new IllegalStateException("Authentication is set to basic but username or password is missing");
+ }
+ } else if ("noauth".equals(authentication)) {
+ authorizationString = null;
+ } else {
+ throw new IllegalStateException("Unknown authentication method: " + authentication);
+ }
+ }
+
+ protected void poll() {
+ String responseBody = performHttpOperation();
+ if (responseBody != null && !responseBody.startsWith("[]")) {
+ LOG.info("New message was fetched from MessageRouter.");
+ LOG.trace("Fetched message is\n{}", responseBody);
+ try {
+ String[] requests = new Gson().fromJson(responseBody, String[].class);
+ if (requests != null) {
+ for (String request : requests) {
+ if (request != null) {
+ requestHandler.handleRequest(topic,request);
+ }
+ }
+ } else {
+ LOG.warn("Deserialization of received message results in null array.", responseBody);
+ }
+ } catch (JsonParseException e) {
+ LOG.warn("Received message has bad format. Expected format is JSON.");
+ }
+ } else {
+ LOG.trace("No new message was fetched from MessageRouter.");
+ }
+ }
+
+ private String buildlUrlString(String topic) {
+ StringBuilder sb = new StringBuilder();
+ sb.append(host + "/events/" + topic + "/" + group + "/" + id);
+ sb.append("?timeout=" + timeoutQueryParamValue);
+
+ if (limit != null) {
+ sb.append("&limit=" + limit);
+ }
+ if (filter != null) {
+ sb.append("&filter=" + filter);
+ }
+ return sb.toString();
+ }
+
+ private String performHttpOperation() {
+ HttpURLConnection httpUrlConnection = null;
+ try {
+ httpUrlConnection = buildHttpURLConnection(url);
+ httpUrlConnection.setRequestMethod(REQUEST_METHOD);
+ httpUrlConnection.connect();
+ int status = httpUrlConnection.getResponseCode();
+ if (status < 300) {
+ return readFromStream(httpUrlConnection.getInputStream());
+ } else {
+ String response = readFromStream(httpUrlConnection.getErrorStream());
+ LOG.warn("Fetching message from MessageRouter on url {} failed with http status {}. Error message is\n{}.", url, status, response);
+ }
+ } catch (Exception e) {
+ LOG.warn("Exception was thrown during fetching message from MessageRouter on url {}.", url, e);
+ } finally {
+ if (httpUrlConnection != null) {
+ httpUrlConnection.disconnect();
+ }
+ }
+ return null;
+ }
+
+ private 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) {
+ httpUrlConnection.setRequestProperty("Authorization", authorizationString);
+ }
+ httpUrlConnection.setRequestProperty("Accept", "application/json");
+ httpUrlConnection.setUseCaches(false);
+ httpUrlConnection.setConnectTimeout(connectTimeout);
+ httpUrlConnection.setReadTimeout(readTimeout);
+
+ // ignore hostname errors when dealing with HTTPS connections
+ if (httpUrlConnection instanceof HttpsURLConnection) {
+ HttpsURLConnection conn = (HttpsURLConnection) httpUrlConnection;
+ conn.setHostnameVerifier(new HostnameVerifier() {
+ @Override
+ public boolean verify(String arg0, SSLSession arg1) {
+ return true;
+ }
+ });
+ }
+ 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);
+ sb.append("\n");
+ }
+ br.close();
+ return sb.toString();
+ }
+
+ @Override
+ public void registerHandler(String topic, RequestHandler requestHandler) {
+ this.topic = topic;
+ try {
+ this.url = new URL(buildlUrlString(topic));
+ } catch (MalformedURLException e) {
+ LOG.error("Topic " + topic + " resulted in MalformedURLException", e);
+ }
+ this.requestHandler = requestHandler;
+ }
+
+ @Override
+ public void close() throws Exception {
+ //BaseConsumer doesn't spawn any threads
+ }
+
+}
--- /dev/null
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.provider.impl;\r
+\r
+import java.io.UnsupportedEncodingException;\r
+import java.net.URLEncoder;\r
+import java.nio.charset.StandardCharsets;\r
+import java.util.Properties;\r
+\r
+import org.slf4j.Logger;\r
+import org.slf4j.LoggerFactory;\r
+\r
+public class ConsumerFactory {\r
+ private static final Logger LOG = LoggerFactory.getLogger(ConsumerFactory.class);\r
+\r
+ // Default values to minimize required configuration\r
+ private static final int DEFAULT_FETCH_PAUSE = 5000;\r
+ private static final int DEFAULT_CONNECT_TIMEOUT = 30000;\r
+ private static final int DEFAULT_READ_TIMEOUT = 180000;\r
+ private static final int DEFAULT_LIMIT = 5; // Limits the number of messages pulled in a single GET request\r
+ private static final int DEFAULT_TIMEOUT_QUERY_PARAM_VALUE = 15000;\r
+ private static final String DEFAULT_AUTH_METHOD = "basic";\r
+\r
+ // Required properties\r
+ protected final String username;\r
+ protected final String password;\r
+ protected final String host;\r
+ private final String group;\r
+ private final String id;\r
+\r
+ // Optional properties\r
+ protected Integer connectTimeout;\r
+ protected Integer readTimeout;\r
+ private Integer fetchPause;\r
+ private Integer limit;\r
+ private Integer timeoutQueryParamValue;\r
+ private String filter;\r
+ protected String auth;\r
+\r
+ public String getAuth() {\r
+ return auth;\r
+ }\r
+\r
+ public void setAuth(String auth) {\r
+ this.auth = auth;\r
+ }\r
+\r
+ public Integer getConnectTimeout() {\r
+ return connectTimeout;\r
+ }\r
+\r
+ public void setConnectTimeout(Integer connectTimeout) {\r
+ this.connectTimeout = connectTimeout;\r
+ }\r
+\r
+ public Integer getReadTimeout() {\r
+ return readTimeout;\r
+ }\r
+\r
+ public void setReadTimeout(Integer readTimeout) {\r
+ this.readTimeout = readTimeout;\r
+ }\r
+\r
+ public Integer getFetchPause() {\r
+ return fetchPause;\r
+ }\r
+\r
+ public void setFetchPause(Integer fetchPause) {\r
+ this.fetchPause = fetchPause;\r
+ }\r
+\r
+ public Integer getLimit() {\r
+ return limit;\r
+ }\r
+\r
+ public void setLimit(Integer limit) {\r
+ this.limit = limit;\r
+ }\r
+\r
+ public Integer getTimeoutQueryParamValue() {\r
+ return timeoutQueryParamValue;\r
+ }\r
+\r
+ public void setTimeoutQueryParamValue(Integer timeoutQueryParamValue) {\r
+ this.timeoutQueryParamValue = timeoutQueryParamValue;\r
+ }\r
+\r
+ public String getFilter() {\r
+ return filter;\r
+ }\r
+\r
+ public void setFilter(String filter) {\r
+ processFilter(filter);\r
+ }\r
+\r
+ public ConsumerFactory(String username, String password, String host, String group, String id, Integer connectTimeout, Integer readTimeout) {\r
+ this.username = username;\r
+ this.password = password;\r
+ this.host = host;\r
+ this.group = group;\r
+ this.id = id;\r
+ setDefaults();\r
+ }\r
+\r
+ public ConsumerFactory(Properties properties) {\r
+ // Required properties\r
+ username = properties.getProperty("username");\r
+ password = properties.getProperty("password");\r
+ host = properties.getProperty("host");\r
+ auth = properties.getProperty("auth");\r
+ group = properties.getProperty("group");\r
+ id = properties.getProperty("id");\r
+\r
+ // Optional properties\r
+ connectTimeout = readOptionalInteger(properties, "connectTimeoutSeconds");\r
+ readTimeout = readOptionalInteger(properties, "readTimeoutMinutes");\r
+ fetchPause = readOptionalInteger(properties, "fetchPause");\r
+ limit = readOptionalInteger(properties, "limit");\r
+ timeoutQueryParamValue = readOptionalInteger(properties, "timeout");\r
+ processFilter(properties.getProperty("filter"));\r
+\r
+ setDefaults();\r
+ }\r
+\r
+ private Integer readOptionalInteger(Properties properties, String propertyName) {\r
+ String stringValue = properties.getProperty(propertyName);\r
+ if (stringValue != null && stringValue.length() > 0) {\r
+ try {\r
+ return Integer.valueOf(stringValue);\r
+ } catch (NumberFormatException e) {\r
+ LOG.error("property " + propertyName + " had the value " + stringValue + " that could not be converted to an Integer", e);\r
+ }\r
+ }\r
+ return null;\r
+ }\r
+\r
+ public PollingConsumerImpl createPollingClient() {\r
+ return new PollingConsumerImpl(username, password, host, auth, connectTimeout, readTimeout, fetchPause, group, id, filter, limit, timeoutQueryParamValue);\r
+ }\r
+\r
+ public PullingConsumerImpl createPullingClient() {\r
+ return new PullingConsumerImpl(username, password, host, auth, connectTimeout, readTimeout, group, id, filter, limit, timeoutQueryParamValue);\r
+ }\r
+\r
+ private void processFilter(String filterString) {\r
+ if (filterString != null) {\r
+ if (filterString.length() > 0) {\r
+ try {\r
+ filter = URLEncoder.encode(filterString, StandardCharsets.UTF_8.name());\r
+ } catch (UnsupportedEncodingException e) {\r
+ LOG.warn("Couldn't encode filter string. Filter will be ignored.", e);\r
+ filter = null;\r
+ }\r
+ } else {\r
+ filter = null;\r
+ }\r
+ }\r
+ }\r
+\r
+ private void setDefaults() {\r
+ if (connectTimeout == null) {\r
+ connectTimeout = DEFAULT_CONNECT_TIMEOUT;\r
+ }\r
+ if (readTimeout == null) {\r
+ readTimeout = DEFAULT_READ_TIMEOUT;\r
+ }\r
+ if (fetchPause == null) {\r
+ fetchPause = DEFAULT_FETCH_PAUSE;\r
+ }\r
+ if (limit == null) {\r
+ limit = DEFAULT_LIMIT;\r
+ }\r
+ if (timeoutQueryParamValue == null) {\r
+ timeoutQueryParamValue = DEFAULT_TIMEOUT_QUERY_PARAM_VALUE;\r
+ }\r
+ if (auth == null) {\r
+ auth = DEFAULT_AUTH_METHOD;\r
+ }\r
+ }\r
+\r
+}\r
--- /dev/null
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : SDN-C
+ * ================================================================================
+ * 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.ccsdk.sli.adaptors.messagerouter.consumer.provider.impl;
+
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.PollingConsumer;
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.RequestHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/*
+ * java.net based client to build message router consumers
+ */
+public class PollingConsumerImpl implements PollingConsumer {
+
+ //RunnableConsumer is a private inner class so run cannot be called from other code
+ private class RunnableConsumer extends AbstractBaseConsumer implements Runnable, PollingConsumer {
+ private final Logger LOG = LoggerFactory.getLogger(PollingConsumerImpl.class);
+ private volatile Thread t;
+ private final Integer fetchPause;
+
+ public RunnableConsumer(String username, String password, String host, String authentication, Integer connectTimeout, Integer readTimeout, Integer fetchPause, String group, String id, String filter, Integer limit, Integer timeoutQueryParamValue) {
+ super(username, password, host, authentication, connectTimeout, readTimeout, group, id, filter, limit, timeoutQueryParamValue);
+ this.fetchPause = fetchPause;
+ }
+
+ public void start() {
+ t = new Thread(this);
+ t.start();
+ LOG.info("ConsumerImpl started. Fetch period is {} ms.", fetchPause);
+ }
+
+ public void stop() {
+ t = null;
+ LOG.info("ConsumerImpl stopped.");
+ }
+
+ @Override
+ public void run() {
+ if (this.url != null) {
+ Thread thisThread = Thread.currentThread();
+ while (t == thisThread) {
+ poll();
+ try {
+ LOG.trace("Next fetch from MessageRouter url {} after {} milliseconds.", url, fetchPause);
+ Thread.sleep(fetchPause);
+ } catch (InterruptedException e) {
+ LOG.warn("Thread sleep was interrupted.", e);
+ }
+ }
+ } else {
+ LOG.error("URL is null, can't listen for messages");
+ }
+ }
+
+ @Override
+ public void close() throws Exception {
+ stop();
+ }
+ }
+
+ private RunnableConsumer c;
+
+ public PollingConsumerImpl(String username, String password, String host, String authentication, Integer connectTimeout, Integer readTimeout, Integer fetchPause, String group, String id, String filter, Integer limit, Integer timeoutQueryParamValue) {
+ c = new RunnableConsumer(username, password, host, authentication, connectTimeout, readTimeout, fetchPause, group, id, filter, limit, timeoutQueryParamValue);
+ }
+
+ @Override
+ public void start() {
+ c.start();
+ }
+
+ @Override
+ public void registerHandler(String topic, RequestHandler requestHandler) {
+ c.registerHandler(topic, requestHandler);
+ }
+
+ @Override
+ public void close() throws Exception {
+ c.close();
+ }
+}
--- /dev/null
+package org.onap.ccsdk.sli.adaptors.messagerouter.consumer.provider.impl;
+
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.PullingConsumer;
+import org.onap.ccsdk.sli.adaptors.messagerouter.consumer.api.RequestHandler;
+
+public class PullingConsumerImpl extends AbstractBaseConsumer implements PullingConsumer {
+
+ public PullingConsumerImpl(String username, String password, String host, String authentication, Integer connectTimeout, Integer readTimeout, String group, String id, String filter, Integer limit, Integer timeoutQueryParamValue) {
+ super(username, password, host, authentication, connectTimeout, readTimeout, group, id, filter, limit, timeoutQueryParamValue);
+ }
+
+ @Override
+ public void pull() {
+ this.poll();
+ }
+
+}
<modules>
<module>publisher</module>
+ <module>consumer</module>
</modules>
<build>
Code Review / ccsdk / sli / adaptors.git / commitdiff