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-rw-r--r--common/pom.xml379
-rw-r--r--common/src/main/java/org/onap/so/client/cds/CDSProcessingClient.java112
-rw-r--r--common/src/main/java/org/onap/so/client/cds/CDSProcessingHandler.java82
-rw-r--r--common/src/main/java/org/onap/so/client/cds/CDSProcessingListener.java25
-rw-r--r--common/src/main/java/org/onap/so/client/cds/CDSProperties.java25
-rw-r--r--common/src/test/java/org/onap/so/client/cds/CDSProcessingClientTest.java162
-rw-r--r--common/src/test/java/org/onap/so/client/cds/TestCDSProcessingListener.java37
-rw-r--r--common/src/test/java/org/onap/so/client/cds/TestCDSPropertiesImpl.java61
-rw-r--r--common/src/test/resources/META-INF/services/org.onap.so.client.RestProperties1
9 files changed, 721 insertions, 163 deletions
diff --git a/common/pom.xml b/common/pom.xml
index 6bd142ddb2..7772453e60 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -1,179 +1,232 @@
<?xml version="1.0"?>
-<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>
+<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.so</groupId>
<artifactId>so</artifactId>
<version>1.4.0-SNAPSHOT</version>
- </parent>
- <artifactId>common</artifactId>
- <name>MSO Common classes</name>
- <description>MSO Common classes:- Logger</description>
- <dependencies>
- <dependency>
- <groupId>org.apache.httpcomponents</groupId>
- <artifactId>httpclient</artifactId>
- </dependency>
- <dependency>
- <groupId>javax.servlet</groupId>
- <artifactId>javax.servlet-api</artifactId>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-aspects</artifactId>
- </dependency>
- <dependency>
+ </parent>
+ <artifactId>common</artifactId>
+ <name>MSO Common classes</name>
+ <description>MSO Common classes:- Logger</description>
+
+ <properties>
+ <grpc.version>1.17.1</grpc.version>
+ <protobuf.version>3.6.1</protobuf.version>
+ <grpc.netty.version>4.1.30.Final</grpc.netty.version>
+ <ccsdk.version>0.4.1-SNAPSHOT</ccsdk.version>
+ </properties>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.apache.httpcomponents</groupId>
+ <artifactId>httpclient</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>javax.servlet</groupId>
+ <artifactId>javax.servlet-api</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.springframework</groupId>
+ <artifactId>spring-aspects</artifactId>
+ </dependency>
+ <dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-security</artifactId>
</dependency>
- <dependency>
+ <dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
- <dependency>
- <groupId>com.jayway.jsonpath</groupId>
- <artifactId>json-path</artifactId>
- </dependency>
- <dependency>
- <groupId>org.hibernate</groupId>
- <artifactId>hibernate-core</artifactId>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-web</artifactId>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-webmvc</artifactId>
- </dependency>
- <dependency>
- <groupId>org.onap.aai.schema-service</groupId>
- <artifactId>aai-schema</artifactId>
- <version>1.0.0-SNAPSHOT</version>
- </dependency>
- <dependency>
- <groupId>org.modelmapper</groupId>
- <artifactId>modelmapper</artifactId>
- <version>1.1.0</version>
- </dependency>
- <dependency>
- <groupId>com.google.guava</groupId>
- <artifactId>guava</artifactId>
- </dependency>
- <dependency>
- <groupId>org.apache.commons</groupId>
- <artifactId>commons-lang3</artifactId>
- </dependency>
- <dependency>
- <groupId>org.apache.cxf</groupId>
- <artifactId>cxf-rt-rs-client</artifactId>
- <version>${cxf.version}</version>
- <scope>test</scope>
- </dependency>
- <dependency>
- <groupId>com.shazam</groupId>
- <artifactId>shazamcrest</artifactId>
- <version>0.11</version>
- <scope>test</scope>
- <exclusions>
- <exclusion>
- <groupId>com.google.guava</groupId>
- <artifactId>guava</artifactId>
- </exclusion>
- <exclusion>
- <groupId>org.apache.commons</groupId>
- <artifactId>commons-lang3</artifactId>
- </exclusion>
- </exclusions>
- </dependency>
- <dependency>
- <groupId>org.slf4j</groupId>
- <artifactId>slf4j-ext</artifactId>
- </dependency>
- <dependency>
- <groupId>org.slf4j</groupId>
- <artifactId>slf4j-api</artifactId>
- </dependency>
- <dependency>
- <groupId>org.springframework.boot</groupId>
- <artifactId>spring-boot-configuration-processor</artifactId>
- <optional>true</optional>
- </dependency>
- <dependency>
- <groupId>net.jodah</groupId>
- <artifactId>failsafe</artifactId>
- <version>1.1.0</version>
- </dependency>
+ <dependency>
+ <groupId>com.jayway.jsonpath</groupId>
+ <artifactId>json-path</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.hibernate</groupId>
+ <artifactId>hibernate-core</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.springframework</groupId>
+ <artifactId>spring-web</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.springframework</groupId>
+ <artifactId>spring-webmvc</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.onap.aai.schema-service</groupId>
+ <artifactId>aai-schema</artifactId>
+ <version>1.0.0-SNAPSHOT</version>
+ </dependency>
+ <dependency>
+ <groupId>org.modelmapper</groupId>
+ <artifactId>modelmapper</artifactId>
+ <version>1.1.0</version>
+ </dependency>
+ <dependency>
+ <groupId>com.google.guava</groupId>
+ <artifactId>guava</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.commons</groupId>
+ <artifactId>commons-lang3</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.cxf</groupId>
+ <artifactId>cxf-rt-rs-client</artifactId>
+ <version>${cxf.version}</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>com.shazam</groupId>
+ <artifactId>shazamcrest</artifactId>
+ <version>0.11</version>
+ <scope>test</scope>
+ <exclusions>
+ <exclusion>
+ <groupId>com.google.guava</groupId>
+ <artifactId>guava</artifactId>
+ </exclusion>
+ <exclusion>
+ <groupId>org.apache.commons</groupId>
+ <artifactId>commons-lang3</artifactId>
+ </exclusion>
+ </exclusions>
+ </dependency>
+ <dependency>
+ <groupId>org.slf4j</groupId>
+ <artifactId>slf4j-ext</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.slf4j</groupId>
+ <artifactId>slf4j-api</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.springframework.boot</groupId>
+ <artifactId>spring-boot-configuration-processor</artifactId>
+ <optional>true</optional>
+ </dependency>
+ <dependency>
+ <groupId>net.jodah</groupId>
+ <artifactId>failsafe</artifactId>
+ <version>1.1.0</version>
+ </dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-web</artifactId>
</dependency>
- <dependency>
- <groupId>org.onap.logging-analytics</groupId>
- <artifactId>logging-slf4j</artifactId>
- <version>1.2.2</version>
- </dependency>
- <dependency>
- <groupId>org.mockito</groupId>
- <artifactId>mockito-core</artifactId>
- </dependency>
- <dependency>
- <groupId>org.json</groupId>
- <artifactId>json</artifactId>
- </dependency>
- <dependency>
- <groupId>org.springframework.boot</groupId>
- <artifactId>spring-boot-starter-test</artifactId>
- <scope>test</scope>
- </dependency>
- <dependency>
- <groupId>org.reflections</groupId>
- <artifactId>reflections</artifactId>
- <version>0.9.11</version>
- </dependency>
+ <dependency>
+ <groupId>org.onap.logging-analytics</groupId>
+ <artifactId>logging-slf4j</artifactId>
+ <version>1.2.2</version>
+ </dependency>
+ <dependency>
+ <groupId>org.mockito</groupId>
+ <artifactId>mockito-core</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.json</groupId>
+ <artifactId>json</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.springframework.boot</groupId>
+ <artifactId>spring-boot-starter-test</artifactId>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.reflections</groupId>
+ <artifactId>reflections</artifactId>
+ <version>0.9.11</version>
+ </dependency>
+
+ <!-- CDS dependencies -->
+ <dependency>
+ <groupId>org.onap.ccsdk.apps.components</groupId>
+ <artifactId>proto-definition</artifactId>
+ <version>${ccsdk.version}</version>
+ </dependency>
+
+ <!-- protobuf dependencies -->
+ <dependency>
+ <groupId>com.google.protobuf</groupId>
+ <artifactId>protobuf-java</artifactId>
+ <version>${protobuf.version}</version>
+ </dependency>
+
+ <!-- gRPC dependencies -->
+ <dependency>
+ <groupId>io.grpc</groupId>
+ <artifactId>grpc-protobuf</artifactId>
+ <version>${grpc.version}</version>
+ <exclusions>
+ <exclusion>
+ <groupId>com.google.code.findbugs</groupId>
+ <artifactId>jsr305</artifactId>
+ </exclusion>
+ </exclusions>
+ </dependency>
+ <dependency>
+ <groupId>io.grpc</groupId>
+ <artifactId>grpc-stub</artifactId>
+ <version>${grpc.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>io.grpc</groupId>
+ <artifactId>grpc-netty</artifactId>
+ <version>${grpc.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>io.grpc</groupId>
+ <artifactId>grpc-testing</artifactId>
+ <version>${grpc.version}</version>
+ <scope>test</scope>
+ </dependency>
+
</dependencies>
- <build>
- <resources>
- <resource>
- <directory>src/main/resources</directory>
- <filtering>true</filtering>
- </resource>
- <resource>
- <directory>src/main/java</directory>
- <includes>
- <include>**/*.java</include>
- </includes>
- </resource>
- </resources>
- <plugins>
- <plugin>
- <groupId>org.apache.maven.plugins</groupId>
- <artifactId>maven-surefire-plugin</artifactId>
- <executions>
- <execution>
- <id>default-test</id>
- <goals>
- <goal>test</goal>
- </goals>
- <configuration>
- <includes>
- <include>**/NonSpringSuite.java</include>
- </includes>
- </configuration>
- </execution>
- <execution>
- <id>spring-tests</id>
- <goals>
- <goal>test</goal>
- </goals>
- <configuration>
- <includes>
- <include>**/SpringSuite.java</include>
- </includes>
- </configuration>
- </execution>
- </executions>
- </plugin>
- </plugins>
- </build>
+ <build>
+ <resources>
+ <resource>
+ <directory>src/main/resources</directory>
+ <filtering>true</filtering>
+ </resource>
+ <resource>
+ <directory>src/main/java</directory>
+ <includes>
+ <include>**/*.java</include>
+ </includes>
+ </resource>
+ </resources>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-surefire-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>default-test</id>
+ <goals>
+ <goal>test</goal>
+ </goals>
+ <configuration>
+ <includes>
+ <include>**/NonSpringSuite.java</include>
+ </includes>
+ </configuration>
+ </execution>
+ <execution>
+ <id>spring-tests</id>
+ <goals>
+ <goal>test</goal>
+ </goals>
+ <configuration>
+ <includes>
+ <include>**/SpringSuite.java</include>
+ </includes>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
+ </plugins>
+ </build>
</project>
diff --git a/common/src/main/java/org/onap/so/client/cds/CDSProcessingClient.java b/common/src/main/java/org/onap/so/client/cds/CDSProcessingClient.java
new file mode 100644
index 0000000000..0901cf589b
--- /dev/null
+++ b/common/src/main/java/org/onap/so/client/cds/CDSProcessingClient.java
@@ -0,0 +1,112 @@
+/*
+ * Copyright (C) 2019 Bell Canada.
+ *
+ * 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.
+ */
+package org.onap.so.client.cds;
+
+import io.grpc.ManagedChannel;
+import io.grpc.internal.DnsNameResolverProvider;
+import io.grpc.internal.PickFirstLoadBalancerProvider;
+import io.grpc.netty.NettyChannelBuilder;
+import java.util.concurrent.CountDownLatch;
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceInput;
+import org.onap.so.client.PreconditionFailedException;
+import org.onap.so.client.RestPropertiesLoader;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * <p>
+ * The CDS processing client is using gRPC for communication between SO and CDS.
+ * That communication is configured to use a streaming approach, meaning that
+ * client can send an event to which server can reply will multiple sub-responses,
+ * until full completion of the processing.
+ * </p>
+ * <p>
+ * In order for the caller to manage the callback, it is the responsibility of the
+ * caller to implement and provide a {@link CDSProcessingListener} so received messages
+ * can be handled appropriately.
+ * </p>
+ *
+ * Here is an example of implementation of such listener:
+ * <pre>
+ * new CDSProcessingListener {
+ *
+ * &#64;Override
+ * public void onMessage(ExecutionServiceOutput message) {
+ * log.info("Received notification from CDS: {}", message);
+ * }
+ *
+ * &#64;Override
+ * public void onError(Throwable t) {
+ * Status status = Status.fromThrowable(t);
+ * log.error("Failed processing blueprint {}", status, t);
+ * }
+ * }
+ * </pre>
+ */
+public class CDSProcessingClient implements AutoCloseable {
+
+ private static final Logger log = LoggerFactory.getLogger(CDSProcessingClient.class);
+
+ private ManagedChannel channel;
+ private CDSProcessingHandler handler;
+
+ public CDSProcessingClient(final CDSProcessingListener listener) {
+ CDSProperties props = RestPropertiesLoader.getInstance().getNewImpl(CDSProperties.class);
+ if (props == null) {
+ throw new PreconditionFailedException(
+ "No RestProperty.CDSProperties implementation found on classpath, can't create client.");
+ }
+ this.channel = NettyChannelBuilder
+ .forAddress(props.getHost(), props.getPort())
+ .nameResolverFactory(new DnsNameResolverProvider())
+ .loadBalancerFactory(new PickFirstLoadBalancerProvider())
+ .usePlaintext()
+ .build();
+ this.handler = new CDSProcessingHandler(listener);
+ log.info("CDSProcessingClient started");
+ }
+
+ CDSProcessingClient(final ManagedChannel channel, final CDSProcessingHandler handler) {
+ this.channel = channel;
+ this.handler = handler;
+ }
+
+ /**
+ * Sends a request to the CDS backend micro-service.
+ *
+ * The caller will be returned a CountDownLatch that can be used
+ * to define how long the processing can wait. The CountDownLatch is
+ * initiated with just 1 count. When the client receives an #onCompleted callback,
+ * the counter will decrement.
+ *
+ * It is the user responsibility to close the client.
+ *
+ * @param input request to send
+ * @return CountDownLatch instance that can be use to #await for
+ * completeness of processing
+ */
+ public CountDownLatch sendRequest(ExecutionServiceInput input) {
+ return handler.process(input, channel);
+ }
+
+ @Override
+ public void close() {
+ if (channel != null) {
+ channel.shutdown();
+ }
+ log.info("CDSProcessingClient stopped");
+ }
+} \ No newline at end of file
diff --git a/common/src/main/java/org/onap/so/client/cds/CDSProcessingHandler.java b/common/src/main/java/org/onap/so/client/cds/CDSProcessingHandler.java
new file mode 100644
index 0000000000..244b89a6f5
--- /dev/null
+++ b/common/src/main/java/org/onap/so/client/cds/CDSProcessingHandler.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2019 Bell Canada.
+ *
+ * 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.
+ */
+package org.onap.so.client.cds;
+
+import io.grpc.ManagedChannel;
+import io.grpc.stub.StreamObserver;
+import java.util.concurrent.CountDownLatch;
+import org.onap.ccsdk.apps.controllerblueprints.common.api.ActionIdentifiers;
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.BluePrintProcessingServiceGrpc;
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.BluePrintProcessingServiceGrpc.BluePrintProcessingServiceStub;
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceInput;
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceOutput;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+class CDSProcessingHandler {
+
+ private static final Logger log = LoggerFactory.getLogger(CDSProcessingHandler.class);
+
+ private CDSProcessingListener listener;
+
+ CDSProcessingHandler(final CDSProcessingListener listener) {
+ this.listener = listener;
+ }
+
+ CountDownLatch process(ExecutionServiceInput request, ManagedChannel channel) {
+
+ ActionIdentifiers header = request.getActionIdentifiers();
+
+ log.info("Processing blueprint({}:{}) for action({})", header.getBlueprintVersion(), header.getBlueprintName(),
+ header.getBlueprintVersion());
+
+ final CountDownLatch finishLatch = new CountDownLatch(1);
+
+ final BluePrintProcessingServiceStub asyncStub = BluePrintProcessingServiceGrpc.newStub(channel);
+
+ final StreamObserver<ExecutionServiceOutput> responseObserver = new StreamObserver<ExecutionServiceOutput>() {
+ @Override
+ public void onNext(ExecutionServiceOutput output) {
+ listener.onMessage(output);
+ }
+
+ @Override
+ public void onError(Throwable t) {
+ listener.onError(t);
+ finishLatch.countDown();
+ }
+
+ @Override
+ public void onCompleted() {
+ log.info("Completed blueprint({}:{}) for action({})", header.getBlueprintVersion(),
+ header.getBlueprintName(), header.getBlueprintVersion());
+ finishLatch.countDown();
+ }
+ };
+
+ final StreamObserver<ExecutionServiceInput> requestObserver = asyncStub.process(responseObserver);
+
+ try {
+ // Send our message to CDS backend for processing
+ requestObserver.onNext(request);
+ // Mark the end of requests
+ requestObserver.onCompleted();
+ } catch (RuntimeException e) {
+ requestObserver.onError(e);
+ }
+ return finishLatch;
+ }
+} \ No newline at end of file
diff --git a/common/src/main/java/org/onap/so/client/cds/CDSProcessingListener.java b/common/src/main/java/org/onap/so/client/cds/CDSProcessingListener.java
new file mode 100644
index 0000000000..2eae4ef5a7
--- /dev/null
+++ b/common/src/main/java/org/onap/so/client/cds/CDSProcessingListener.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2019 Bell Canada.
+ *
+ * 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.
+ */
+package org.onap.so.client.cds;
+
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceOutput;
+
+public interface CDSProcessingListener {
+
+ void onMessage(ExecutionServiceOutput message);
+
+ void onError(Throwable t);
+}
diff --git a/common/src/main/java/org/onap/so/client/cds/CDSProperties.java b/common/src/main/java/org/onap/so/client/cds/CDSProperties.java
new file mode 100644
index 0000000000..bb2a54ec98
--- /dev/null
+++ b/common/src/main/java/org/onap/so/client/cds/CDSProperties.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2019 Bell Canada.
+ *
+ * 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.
+ */
+package org.onap.so.client.cds;
+
+import org.onap.so.client.RestProperties;
+
+
+public interface CDSProperties extends RestProperties {
+
+ String getHost();
+ int getPort();
+}
diff --git a/common/src/test/java/org/onap/so/client/cds/CDSProcessingClientTest.java b/common/src/test/java/org/onap/so/client/cds/CDSProcessingClientTest.java
new file mode 100644
index 0000000000..2bfa754f0e
--- /dev/null
+++ b/common/src/test/java/org/onap/so/client/cds/CDSProcessingClientTest.java
@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2019 Bell Canada.
+ *
+ * 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.
+ */
+package org.onap.so.client.cds;
+
+
+import static org.junit.Assert.*;
+import static org.mockito.Mockito.*;
+
+import io.grpc.inprocess.InProcessChannelBuilder;
+import io.grpc.inprocess.InProcessServerBuilder;
+import io.grpc.stub.StreamObserver;
+import io.grpc.testing.GrpcCleanupRule;
+import io.grpc.util.MutableHandlerRegistry;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicReference;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+import org.mockito.Mock;
+import org.onap.ccsdk.apps.controllerblueprints.common.api.ActionIdentifiers;
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.BluePrintProcessingServiceGrpc.BluePrintProcessingServiceImplBase;
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceInput;
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceOutput;
+
+@RunWith(JUnit4.class)
+public class CDSProcessingClientTest {
+
+ @Rule
+ public final GrpcCleanupRule grpcCleanup = new GrpcCleanupRule();
+
+ @Mock
+ private CDSProcessingListener listener = spy(new TestCDSProcessingListener());
+
+ private CDSProcessingHandler handler;
+ private CDSProcessingClient client;
+
+
+ private final MutableHandlerRegistry serviceRegistry = new MutableHandlerRegistry();
+ private final List<String> messagesDelivered = new ArrayList<>();
+ private final CountDownLatch allRequestsDelivered = new CountDownLatch(1);
+ private final AtomicReference<StreamObserver<ExecutionServiceOutput>> responseObserverRef = new AtomicReference<>();
+
+ @Before
+ public void setUp() throws Exception {
+ String serverName = InProcessServerBuilder.generateName();
+ grpcCleanup.register(InProcessServerBuilder.forName(serverName)
+ .fallbackHandlerRegistry(serviceRegistry).directExecutor().build().start());
+
+ handler = new CDSProcessingHandler(listener);
+
+ client =
+ new CDSProcessingClient(InProcessChannelBuilder.forName(serverName).directExecutor().build(), handler);
+
+ final BluePrintProcessingServiceImplBase routeChatImpl =
+ new BluePrintProcessingServiceImplBase() {
+ @Override
+ public StreamObserver<ExecutionServiceInput> process(
+ StreamObserver<ExecutionServiceOutput> responseObserver) {
+
+ responseObserverRef.set(responseObserver);
+
+ StreamObserver<ExecutionServiceInput> requestObserver = new StreamObserver<ExecutionServiceInput>() {
+ @Override
+ public void onNext(ExecutionServiceInput message) {
+ messagesDelivered.add(message.getActionIdentifiers().getActionName());
+ }
+
+ @Override
+ public void onError(Throwable t) {
+
+ }
+
+ @Override
+ public void onCompleted() {
+ allRequestsDelivered.countDown();
+ }
+ };
+
+ return requestObserver;
+ }
+ };
+
+ serviceRegistry.addService(routeChatImpl);
+ }
+
+ @After
+ public void tearDown() {
+ client.close();
+ }
+
+ @Test
+ public void testClientCst() {
+ new CDSProcessingClient(listener);
+ }
+
+
+ @Test
+ public void testSendMessageFail() throws Exception {
+
+ ExecutionServiceInput fakeRequest1 = ExecutionServiceInput.newBuilder().setActionIdentifiers(
+ ActionIdentifiers.newBuilder().setActionName("request1").build()).build();
+
+ CountDownLatch finishLatch = client.sendRequest(fakeRequest1);
+
+ responseObserverRef.get().onError(new Throwable("fail test"));
+ verify(listener).onError(any(Throwable.class));
+
+ assertTrue(finishLatch.await(1, TimeUnit.SECONDS));
+ }
+
+ @Test
+ public void testSendMessage() throws Exception {
+
+ ExecutionServiceInput fakeRequest1 = ExecutionServiceInput.newBuilder().setActionIdentifiers(
+ ActionIdentifiers.newBuilder().setActionName("request1").build()).build();
+
+ ExecutionServiceOutput fakeResponse1 = ExecutionServiceOutput.newBuilder().setActionIdentifiers(
+ ActionIdentifiers.newBuilder().setActionName("response1").build()).build();
+
+ ExecutionServiceOutput fakeResponse2 = ExecutionServiceOutput.newBuilder().setActionIdentifiers(
+ ActionIdentifiers.newBuilder().setActionName("response2").build()).build();
+
+ CountDownLatch finishLatch = client.sendRequest(fakeRequest1);
+
+ // request message sent and delivered for one time
+ assertTrue(allRequestsDelivered.await(1, TimeUnit.SECONDS));
+ assertEquals(Collections.singletonList("request1"), messagesDelivered);
+
+ // Let the server send out two simple response messages
+ // and verify that the client receives them.
+ responseObserverRef.get().onNext(fakeResponse1);
+ verify(listener).onMessage(fakeResponse1);
+ responseObserverRef.get().onNext(fakeResponse2);
+ verify(listener).onMessage(fakeResponse2);
+
+ // let server complete.
+ responseObserverRef.get().onCompleted();
+
+ assertTrue(finishLatch.await(1, TimeUnit.SECONDS));
+ }
+
+} \ No newline at end of file
diff --git a/common/src/test/java/org/onap/so/client/cds/TestCDSProcessingListener.java b/common/src/test/java/org/onap/so/client/cds/TestCDSProcessingListener.java
new file mode 100644
index 0000000000..df302f6e35
--- /dev/null
+++ b/common/src/test/java/org/onap/so/client/cds/TestCDSProcessingListener.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2019 Bell Canada.
+ *
+ * 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.
+ */
+package org.onap.so.client.cds;
+
+import io.grpc.Status;
+import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceOutput;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class TestCDSProcessingListener implements CDSProcessingListener {
+
+ private static final Logger log = LoggerFactory.getLogger(TestCDSProcessingListener.class);
+
+ @Override
+ public void onMessage(ExecutionServiceOutput message) {
+ log.info("Received notification from CDS: {}", message);
+ }
+
+ @Override
+ public void onError(Throwable t) {
+ Status status = Status.fromThrowable(t);
+ log.error("Failed processing blueprint {}", status, t);
+ }
+}
diff --git a/common/src/test/java/org/onap/so/client/cds/TestCDSPropertiesImpl.java b/common/src/test/java/org/onap/so/client/cds/TestCDSPropertiesImpl.java
new file mode 100644
index 0000000000..efb9b07871
--- /dev/null
+++ b/common/src/test/java/org/onap/so/client/cds/TestCDSPropertiesImpl.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2019 Bell Canada.
+ *
+ * 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.
+ */
+package org.onap.so.client.cds;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+
+public class TestCDSPropertiesImpl implements CDSProperties {
+
+ public TestCDSPropertiesImpl() {
+ // Needed for service loader
+ }
+
+ @Override
+ public String getHost() {
+ return "endpoint";
+ }
+
+ @Override
+ public int getPort() {
+ return 9999;
+ }
+
+ @Override
+ public URL getEndpoint() {
+ return null;
+ }
+
+ @Override
+ public String getSystemName() {
+ return "MSO";
+ }
+
+ @Override
+ public Integer getRetries() {
+ return null;
+ }
+
+ @Override
+ public Long getDelayBetweenRetries() {
+ return null;
+ }
+
+ @Override
+ public boolean mapNotFoundToEmpty() {
+ return false;
+ }
+}
diff --git a/common/src/test/resources/META-INF/services/org.onap.so.client.RestProperties b/common/src/test/resources/META-INF/services/org.onap.so.client.RestProperties
new file mode 100644
index 0000000000..6a5105d6b4
--- /dev/null
+++ b/common/src/test/resources/META-INF/services/org.onap.so.client.RestProperties
@@ -0,0 +1 @@
+org.onap.so.client.cds.TestCDSPropertiesImpl \ No newline at end of file