1st

.gitignore

@@ -35,3 +35,14 @@ out/
 
 ### VS Code ###
 .vscode/
+
+### extra ###
+src/main/resources/application-secret.yml
+src/main/generated
+db.mv.db
+db.trace.db
+.idea
+.terraform/**
+*.tfstate
+*.tfstate.backup
+.terraform.lock.hcl

Dockerfile

@@ -0,0 +1,35 @@
+# 첫 번째 스테이지: 빌드 스테이지
+FROM gradle:jdk21-graal-jammy as builder
+
+# 작업 디렉토리 설정
+WORKDIR /app
+
+# 소스 코드와 Gradle 래퍼 복사
+COPY gradlew .
+COPY gradle gradle
+COPY build.gradle .
+COPY settings.gradle .
+
+# Gradle 래퍼에 실행 권한 부여
+RUN chmod +x ./gradlew
+
+# 종속성 설치
+RUN ./gradlew dependencies --no-daemon
+
+# 소스 코드 복사
+COPY src src
+
+# 애플리케이션 빌드
+RUN ./gradlew build --no-daemon
+
+# 두 번째 스테이지: 실행 스테이지
+FROM ghcr.io/graalvm/jdk-community:21
+
+# 작업 디렉토리 설정
+WORKDIR /app
+
+# 첫 번째 스테이지에서 빌드된 JAR 파일 복사
+COPY --from=builder /app/build/libs/*.jar app.jar
+
+# 실행할 JAR 파일 지정
+ENTRYPOINT ["java", "-jar", "-Dspring.profiles.active=prod", "app.jar"]

build.gradle

@@ -25,11 +25,18 @@ repositories {
 
 dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-web'
+    implementation 'org.springframework.boot:spring-boot-starter-actuator'
+    implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
+    implementation 'org.springframework.boot:spring-boot-starter-data-redis'
+    implementation 'org.springframework.boot:spring-boot-starter-security'
+    implementation 'org.springframework.session:spring-session-data-redis'
+    testImplementation 'org.springframework.security:spring-security-test'
     compileOnly 'org.projectlombok:lombok'
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
     annotationProcessor 'org.projectlombok:lombok'
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
-    testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
+    runtimeOnly 'com.mysql:mysql-connector-j'
+    runtimeOnly 'com.h2database:h2'
 }
 
 tasks.named('test') {

src/main/java/com/ll/k8s/domain/home/home/HomeController.java

@@ -0,0 +1,22 @@
+package com.ll.k8s.domain.home.home;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+@Controller
+public class HomeController {
+    @Value("${custom.jwt.secretKey}")
+    private String jwtSecretKey;
+    @GetMapping("/")
+    @ResponseBody
+    public String showMain() {
+        return "홈8";
+    }
+    @GetMapping("/jwtSecretKey")
+    @ResponseBody
+    public String showJwtSecretKey() {
+        return jwtSecretKey;
+    }
+}

src/main/java/com/ll/k8s/global/app/AppConfig.java

@@ -0,0 +1,46 @@
+package com.ll.k8s.global.app;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Configuration;
+@Configuration
+@RequiredArgsConstructor
+public class AppConfig {
+    private static String activeProfile;
+    @Value("${spring.profiles.active}")
+    public void setActiveProfile(String activeProfile) {
+        this.activeProfile = activeProfile;
+    }
+    public static boolean isProd() {
+        return activeProfile.equals("prod");
+    }
+    public static boolean isDev() {
+        return activeProfile.equals("dev");
+    }
+    public static boolean isTest() {
+        return activeProfile.equals("Test");
+    }
+    public static boolean isNotProd() {
+        return !isProd();
+    }
+    @Getter
+    private static String jwtSecretKey;
+    @Value("${custom.jwt.secretKey}")
+    public void setJwtSecretKey(String jwtSecretKey) {
+        this.jwtSecretKey = jwtSecretKey;
+    }
+    @Getter
+    public static String tempDirPath;
+    @Value("${custom.temp.dirPath}")
+    public void setTempDirPath(String tempDirPath) {
+        this.tempDirPath = tempDirPath;
+    }
+    @Getter
+    public static String genDirPath;
+    @Value("${custom.gen.dirPath}")
+    public void setGenDirPath(String genDirPath) {
+        this.genDirPath = genDirPath;
+    }
+}
+

src/main/java/com/ll/k8s/global/webMvcConfig/WebMvcConfig.java

@@ -0,0 +1,15 @@
+package com.ll.k8s.global.webMvcConfig;
+
+import com.ll.k8s.global.app.AppConfig;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class WebMvcConfig implements WebMvcConfigurer {
+    @Override
+    public void addResourceHandlers(ResourceHandlerRegistry registry) {
+        registry.addResourceHandler("/gen/**")
+                .addResourceLocations("file:///" + AppConfig.getGenDirPath() + "/");
+    }
+}

src/main/resources/application-prod.yml

@@ -0,0 +1,39 @@
+server:
+  port: 8080
+  # 스프링부트가 종료 요청을 받았을 때 현재 본인이 하던 일(요청에 대한 응답, 배치작업 등)을 전부 마친 후 종료되도록
+  shutdown: graceful
+spring:
+  autoconfigure:
+    exclude:
+  lifecycle:
+    # 스프링부트가 종료 요청을 받은 후 기다려줄 수 있는 최대한의 시간
+    timeout-per-shutdown-phase: 1h
+  data:
+    redis:
+      host: redis-1-service
+      port: 6379
+  datasource:
+    url: jdbc:mysql://mysql-1-service:3306/k8s_prod
+    username: llddlocal
+    password: 1234
+    driver-class-name: com.mysql.cj.jdbc.Driver
+  jpa:
+    hibernate:
+      ddl-auto: update
+    properties:
+      hibernate:
+        format_sql: false
+        highlight_sql: false
+        use_sql_comments: false
+logging:
+  level:
+    com.ll.k8s: INFO
+    org.hibernate.SQL: INFO
+    org.hibernate.orm.jdbc.bind: INFO
+    org.hibernate.orm.jdbc.extract: INFO
+    org.springframework.transaction.interceptor: INFO
+custom:
+  temp:
+    dirPath: /tmp
+  gen:
+    dirPath: /gen

src/main/resources/application-secret.yml.default

@@ -0,0 +1,3 @@
+custom:
+  jwt:
+    secretKey: NEED_TO_INPUT

src/main/resources/application-test.yml

@@ -0,0 +1,9 @@
+spring:
+  datasource:
+    url: jdbc:h2:mem:test;MODE=MYSQL
+    username: sa
+    password:
+    driver-class-name: org.h2.Driver
+custom:
+  gen:
+    dirPath: /usr/temp/gen

src/main/resources/application.yml

@@ -0,0 +1,47 @@
+server:
+  port: 8090
+spring:
+  profiles:
+    active: dev
+    include: secret
+  autoconfigure:
+    exclude:
+      - org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration
+      - org.springframework.boot.autoconfigure.session.SessionAutoConfiguration
+  servlet:
+    multipart:
+      max-file-size: 50MB
+      max-request-size: ${spring.servlet.multipart.max-file-size}
+  threads:
+    virtual:
+      enabled: true
+  datasource:
+    url: jdbc:h2:./db;MODE=MYSQL
+    username: sa
+    password:
+    driver-class-name: org.h2.Driver
+  security:
+    user:
+      name: user1
+      password: 1234
+  jpa:
+    hibernate:
+      ddl-auto: update
+    properties:
+      hibernate:
+        default_batch_fetch_size: 100
+        format_sql: true
+        highlight_sql: true
+        use_sql_comments: true
+logging:
+  level:
+    com.ll.k8s: DEBUG # ?? ??? ?? ??
+    org.hibernate.SQL: DEBUG
+    org.hibernate.orm.jdbc.bind: TRACE
+    org.hibernate.orm.jdbc.extract: TRACE
+    org.springframework.transaction.interceptor: TRACE
+custom:
+  temp:
+    dirPath: usr/temp
+  gen:
+    dirPath:  usr/temp/gen