MXD Backend Service API

mxd/backend-service.tf

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+#
+#  Copyright (c) 2023 Contributors to the Eclipse Foundation
+#
+#  See the NOTICE file(s) distributed with this work for additional
+#  information regarding copyright ownership.
+#
+#  This program and the accompanying materials are made available under the
+#  terms of the Apache License, Version 2.0 which is available at
+#  https://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.
+#
+#  SPDX-License-Identifier: Apache-2.0
+#
+
+
+resource "kubernetes_deployment" "backend-service" {
+  metadata {
+    name = "backend-service"
+    labels = {
+      App = "backend-service"
+    }
+  }
+
+  spec {
+    replicas = 1
+    selector {
+      match_labels = {
+        App = "backend-service"
+      }
+    }
+    template {
+      metadata {
+        labels = {
+          App = "backend-service"
+        }
+      }
+      spec {
+        container {
+          name              = "backend-service"
+          image             = "tractusx/mxd-backend-service:1.0.0"
+          image_pull_policy = "Never"
+
+          port {
+            container_port = 8080
+            name           = "backend-port"
+          }
+          env {
+            name  = "BACKEND-SERVICE-DATABASE_URL"
+            value = "jdbc:postgresql://${local.pg-ip}:${var.postgres-port}/backendservicedb"
+          }
+
+          env {
+            name  = "BACKEND-SERVICE-DATABASE_USER"
+            value = "postgres"
+          }
+          env {
+            name  = "BACKEND-SERVICE-DATABASE_PASSWORD"
+            value = "postgres"
+          }
+          env {
+            name  = "server-port"
+            value = 8080
+          }
+        }
+      }
+    }
+  }
+}
+
+resource "kubernetes_service" "backend-service" {
+  metadata {
+    name = "backend-service"
+  }
+  spec {
+    selector = {
+      app = "backend-service"
+    }
+    port {
+      port = 8080
+      name = "backend-port"
+    }
+  }
+}

mxd/backend-service/Dockerfile

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+# application.properties
+
+#*******************************************************************************
+# * Copyright (c) 2023 Bayerische Motoren Werke Aktiengesellschaft (BMW AG)
+# * Copyright (c) 2023 Contributors to the Eclipse Foundation
+# *
+# * See the NOTICE file(s) distributed with this work for additional
+# * information regarding copyright ownership.
+# *
+# * This program and the accompanying materials are made available under the
+# * terms of the Apache License, Version 2.0 which is available at
+# * https://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.
+# *
+# * SPDX-License-Identifier: Apache-2.0
+# *    Contributors:Ravinder Kumar
+# *    Backend-API and implementation
+# * 
+# ******************************************************************************/
+
+# Use the official OpenJDK 17 image as the base image
+FROM openjdk:17
+
+# Set the working directory
+WORKDIR /app
+
+# Copy your JAR file from the local build context to the image
+COPY build/libs/backend-service.jar /app/backend-service.jar
+
+# Expose the port your application is running on
+EXPOSE 8080
+
+# Start your Java application
+CMD java -jar backend-service.jar

mxd/backend-service/build.gradle

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+plugins {
+    id 'java'
+    id 'com.bmuschko.docker-remote-api' version '9.3.4'
+}
+import com.bmuschko.gradle.docker.tasks.image.Dockerfile
+import com.bmuschko.gradle.docker.tasks.image.DockerBuildImage
+
+
+ext {
+    junitVersion = '5.9.2'
+    jerseyVersion = '3.0.3'
+    jettyVersion = '11.0.7'
+    hibernateVersion = '6.0.2.Final'
+    appVersion = '1.0.0'
+}
+
+group 'org.eclipse.mxd'
+version "${appVersion}"
+
+repositories {
+    mavenCentral()
+}
+
+
+
+tasks.withType(JavaCompile) {
+    options.encoding = 'UTF-8'
+}
+
+jar {
+    duplicatesStrategy = 'INCLUDE'
+    manifest {
+        attributes(
+                'Main-Class': 'org.eclipse.mxd.Main'
+        )
+    }
+    from {
+        configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) }
+    }
+}
+
+dependencies {
+    implementation "jakarta.enterprise:jakarta.enterprise.cdi-api:3.0.0"
+    implementation "jakarta.ws.rs:jakarta.ws.rs-api:3.0.0"
+    implementation "jakarta.servlet:jakarta.servlet-api:5.0.0"
+    implementation "org.hibernate:hibernate-core:${hibernateVersion}"
+
+    implementation "org.glassfish.jersey.core:jersey-server:${jerseyVersion}"
+    implementation "org.eclipse.jetty:jetty-servlet:${jettyVersion}"
+    implementation "org.glassfish.jersey.media:jersey-media-json-jackson:${jerseyVersion}"
+// https://mvnrepository.com/artifact/org.postgresql/postgresql
+    implementation group: 'org.postgresql', name: 'postgresql', version: '42.7.0'
+
+    implementation 'org.hibernate.validator:hibernate-validator:7.0.2.Final' // Use the latest version available
+    implementation "org.glassfish.jersey.containers:jersey-container-servlet:${jerseyVersion}"
+    implementation "org.glassfish.jersey.inject:jersey-hk2:${jerseyVersion}"
+    implementation "org.glassfish.jersey.core:jersey-common:${jerseyVersion}"
+    implementation "org.glassfish.jersey.containers:jersey-container-servlet-core:${jerseyVersion}"
+    implementation 'org.slf4j:slf4j-api:2.0.9'
+    implementation("org.glassfish.jersey.inject:jersey-hk2:3.0.3") {
+        exclude group: 'org.glassfish.hk2.external', module: 'javax.inject'
+    }
+
+    implementation 'org.glassfish.jersey.containers:jersey-container-servlet:2.25'
+    implementation 'org.glassfish.jersey.core:jersey-server:2.25'
+    implementation 'org.glassfish.jersey.core:jersey-client:2.25'
+    implementation 'org.glassfish.jersey.media:jersey-media-json-jackson:2.25'
+    implementation 'com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.12.1' // Use the latest version available
+    implementation 'com.fasterxml.jackson.core:jackson-databind:2.12.1' // Use the latest version available
+
+
+    // Additional Jetty dependencies if needed
+    implementation "org.eclipse.jetty:jetty-webapp:${jettyVersion}"
+    implementation "org.eclipse.jetty:jetty-util:${jettyVersion}"
+    implementation group: 'com.google.code.gson', name: 'gson', version: '2.10.1'
+    testImplementation "org.junit.jupiter:junit-jupiter-api:${junitVersion}"
+    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:${junitVersion}"
+}
+
+test {
+    useJUnitPlatform()
+}
+task dockerize(type: DockerBuildImage) {
+    images.add("tractusx/mxd-backend-service:${appVersion}")
+}

mxd/backend-service/gradle/wrapper/gradle-wrapper.properties

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+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.3-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists