Ci cd with GitHub action

.github/workflows/build.yml

@@ -0,0 +1,18 @@
+name: Build workflow
+on:
+  pull_request:
+    branches:
+      - main
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: JDK
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '21'
+      - name: Maven Clean Verify
+        run: mvn -B -ntp clean verify

Dockerfile

@@ -0,0 +1,16 @@
+# Build argument for Java version
+ARG JAVA_VERSION=21
+
+# Stage 1: Build the application
+FROM maven:3.9.4 AS builder
+WORKDIR /app
+COPY pom.xml .
+COPY src ./src
+RUN mvn clean package
+
+# Stage 2: Run the application
+FROM openjdk:${JAVA_VERSION}-jdk-slim
+WORKDIR /app
+COPY --from=builder /app/target/product-service.jar app.jar
+EXPOSE 8080
+ENTRYPOINT ["java", "-jar", "app.jar"]

docker-compose-db-only.yml

@@ -0,0 +1,22 @@
+services:
+  db-local-postgres:
+    container_name: jfs-postgres-local
+    image: postgres
+    environment:
+      POSTGRES_USER: amigoscode
+      POSTGRES_PASSWORD: password
+      POSTGRES_DB: jfs
+    ports:
+      - "5333:5432"
+    restart: unless-stopped
+    volumes:
+      - db-local:/data/postgres
+    networks:
+      - amigos
+
+networks:
+  amigos:
+    driver: bridge
+
+volumes:
+  db-local:

docker-compose.yml

@@ -0,0 +1,36 @@
+services:
+  product-service:
+      container_name: product
+#      image: amigoscode/product-service:jibMaven
+      build:
+        context: .
+        dockerfile: Dockerfile
+      environment:
+        SPRING_DATASOURCE_URL: jdbc:postgresql://db:5432/jfs
+        SPRING_DATASOURCE_USERNAME: amigoscode
+        SPRING_DATASOURCE_PASSWORD: password
+      ports:
+        - "8090:8080"
+      networks:
+        - amigos
+  db:
+    container_name: jfs-postgres
+    image: postgres
+    environment:
+      POSTGRES_USER: amigoscode
+      POSTGRES_PASSWORD: password
+      POSTGRES_DB: jfs
+    ports:
+      - "5333:5432"
+    restart: unless-stopped
+    volumes:
+      - db:/data/postgres
+    networks:
+      - amigos
+
+networks:
+  amigos:
+    driver: bridge
+
+volumes:
+  db:

pom.xml

@@ -11,6 +11,7 @@
     <groupId>com.amigoscode</groupId>
     <artifactId>jfs</artifactId>
     <version>0.0.1-SNAPSHOT</version>
+    <packaging>jar</packaging>
     <name>java-springboot-full-stack</name>
     <description>java-springboot-full-stack</description>
     <url/>
@@ -28,6 +29,9 @@
     </scm>
     <properties>
         <java.version>21</java.version>
+        <docker.username>amigoscode</docker.username>
+        <docker.image.name>product-service</docker.image.name>
+        <docker.image.tag/>
     </properties>
     <dependencies>
         <dependency>
@@ -40,14 +44,103 @@
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
+            <scope>runtime</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-validation</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.flywaydb</groupId>
+            <artifactId>flyway-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.flywaydb</groupId>
+            <artifactId>flyway-database-postgresql</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>junit-jupiter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>postgresql</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-testcontainers</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-webflux</artifactId>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
+        <finalName>product-service</finalName>
         <plugins>
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
             </plugin>
+            <plugin>
+                <groupId>com.google.cloud.tools</groupId>
+                <artifactId>jib-maven-plugin</artifactId>
+                <version>3.3.2</version>
+                <configuration>
+                    <from>
+                        <image>eclipse-temurin:21-jre</image>
+                        <platforms>
+                            <platrom>
+                                <architecture>amd64</architecture>
+                                <os>linux</os>
+                            </platrom>
+                            <platrom>
+                                <architecture>arm64</architecture>
+                                <os>linux</os>
+                            </platrom>
+                        </platforms>
+                    </from>
+                    <to>
+                        <image>docker.io/${docker.username}/${docker.image.name}:${docker.image.tag}</image>
+                        <tags>
+                            <tag>latest</tag>
+                        </tags>
+                    </to>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <configuration>
+                    <excludes>
+                        <exclude>**/*IntegrationTest.java</exclude>
+                        <exclude>**/*IT.java</exclude>
+                    </excludes>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-failsafe-plugin</artifactId>
+                <configuration>
+                    <includes>
+                        <include>**/*IntegrationTest.java</include>
+                        <include>**/*IT.java</include>
+                    </includes>
+                </configuration>
+            </plugin>
         </plugins>
     </build>
 

src/main/java/com/amigoscode/Main.java

@@ -1,7 +1,14 @@
 package com.amigoscode;
 
+import com.amigoscode.product.Product;
+import com.amigoscode.product.ProductRepository;
+import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+
+import java.math.BigDecimal;
+import java.util.UUID;
 
 @SpringBootApplication
 public class Main {
@@ -10,4 +17,31 @@ public static void main(String[] args) {
         SpringApplication.run(Main.class, args);
     }
 
+    // @Bean
+    public CommandLineRunner commandLineRunner(
+            ProductRepository productRepository) {
+        return args -> {
+            Product product1 = new Product();
+            product1.setName("Macbook Pro");
+            product1.setDescription("Macbook Pro M4");
+            product1.setPrice(new BigDecimal(3000));
+            product1.setId(UUID.fromString(
+                    "d95062e6-9f0b-4224-bc9d-d0723949848f")
+            );
+            product1.setStockLevel(100);
+            productRepository.save(product1);
+
+            Product product2 = new Product();
+            product2.setId(UUID.fromString(
+                    "94d2cc8a-ad09-4902-a321-a6bf658e2463"
+            ));
+            product2.setName("Mouse");
+            product2.setDescription("LG Mouse");
+            product2.setPrice(new BigDecimal(78));
+            product2.setStockLevel(1000);
+
+            productRepository.save(product2);
+        };
+    }
+
 }

src/main/java/com/amigoscode/exception/ErrorResponse.java

@@ -0,0 +1,13 @@
+package com.amigoscode.exception;
+
+import java.time.Instant;
+import java.util.Map;
+
+public record ErrorResponse(
+        String message,
+        String error,
+        int statusCode,
+        String path,
+        Instant timestamp,
+        Map<String, String> fieldErrors) {
+}

src/main/java/com/amigoscode/exception/GlobalExceptionHandler.java

@@ -0,0 +1,88 @@
+package com.amigoscode.exception;
+
+import jakarta.servlet.http.HttpServletRequest;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.validation.FieldError;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
+import java.time.Instant;
+import java.util.Map;
+import java.util.Objects;
+import java.util.stream.Collectors;
+
+@ControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(ResourceNotFound.class)
+    public ResponseEntity<ErrorResponse> handleResourceNotFound(
+            ResourceNotFound ex,
+            HttpServletRequest request
+    ) {
+        ErrorResponse errorResponse = new ErrorResponse(
+                ex.getMessage(),
+                HttpStatus.NOT_FOUND.getReasonPhrase(),
+                HttpStatus.NOT_FOUND.value(),
+                request.getRequestURI(),
+                Instant.now(),
+                null
+        );
+        return new ResponseEntity<>(
+                errorResponse,
+                HttpStatus.NOT_FOUND
+        );
+    }
+
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    public ResponseEntity<ErrorResponse> handleValidationException(
+            MethodArgumentNotValidException ex,
+            HttpServletRequest request
+    ) {
+
+        Map<String, String> errors = ex.getBindingResult()
+                .getFieldErrors()
+                .stream()
+                .collect(Collectors.toMap(
+                        FieldError::getField,
+                        fieldError ->
+                                Objects.requireNonNullElse(
+                                        fieldError.getDefaultMessage(),
+                                        "no error available"
+                                )
+                ));
+        ErrorResponse errorResponse = new ErrorResponse(
+                ex.getMessage(),
+                HttpStatus.BAD_REQUEST.getReasonPhrase(),
+                HttpStatus.BAD_REQUEST.value(),
+                request.getRequestURI(),
+                Instant.now(),
+                errors
+        );
+        return new ResponseEntity<>(
+                errorResponse,
+                HttpStatus.BAD_REQUEST
+        );
+    }
+
+    @ExceptionHandler(Exception.class)
+    public ResponseEntity<ErrorResponse> handleGenericException(
+            Exception ex,
+            HttpServletRequest request
+    ) {
+        ErrorResponse errorResponse = new ErrorResponse(
+                ex.getMessage(),
+                HttpStatus.INTERNAL_SERVER_ERROR.getReasonPhrase(),
+                HttpStatus.INTERNAL_SERVER_ERROR.value(),
+                request.getRequestURI(),
+                Instant.now(),
+                null
+        );
+        return new ResponseEntity<>(
+                errorResponse,
+                HttpStatus.INTERNAL_SERVER_ERROR
+        );
+    }
+
+}

src/main/java/com/amigoscode/exception/ResourceNotFound.java

@@ -0,0 +1,7 @@
+package com.amigoscode.exception;
+
+public class ResourceNotFound extends RuntimeException {
+    public ResourceNotFound(String message) {
+        super(message);
+    }
+}