gradle

gradle 설치

$ sudo apt -y install vim apt-transport-https dirmngr wget software-properties-common

$ sudo add-apt-repository ppa:cwchien/gradle

$ sudo sudo apt-get update

$ sudo sudo apt -y install gradle

$ gradle -v

Welcome to Gradle 7.4.2!

gradle project

$ mkdir test-example

$ cd test-example

$ gradle init --dsl=groovy --type=java-application --test-framework=junit --package=com.test --project-name=test-docker-spring-boot
no 선택

$ ls
app  gradle  gradlew  gradlew.bat  settings.gradle

$ tree
.
├── app
│   ├── build.gradle
│   └── src
│       ├── main
│       │   ├── java
│       │   │   └── com
│       │   │       └── test
│       │   │           └── App.java
│       │   └── resources
│       └── test
│           ├── java
│           │   └── com
│           │       └── test
│           │           └── AppTest.java
│           └── resources
├── gradle
│   └── wrapper
│       ├── gradle-wrapper.jar
│       └── gradle-wrapper.properties
├── gradlew
├── gradlew.bat
└── settings.gradle

build

$ gradle build --info
BUILD SUCCESSFUL in 10s

build된 jar 파일은
/test-example/app/build/libs/app.jar 에 존재

docker repositories

docker web UI: https://hub.docker.com/ 에 레포지토리 생성

docker login

$ docker login

gradle build & push

$ cd docker/Part2_Docker/Chapter02/0-docker

$ ls
Dockerfile  build.gradle  gradle  gradlew  gradlew.bat  main  settings.gradle  src  wrapper

// build
$ ./gradlew clean build // 기존의 build를 삭제하고 새로 build

$ ls
Dockerfile  build  build.gradle  gradle  gradlew  gradlew.bat  main  settings.gradle  src  wrapper

build 폴더가 추가됨

$ cd build/libs

$ ls
test-docker-spring-boot-0.0.1-SNAPSHOT.jar

docker build

$ pwd
/home/ubuntu/docker/Part2_Docker/Chapter02/0-docker

$ docker build -t skybluelee/test:1.0 ./

현재 폴더의 모든 파일을 build

$ docker images
REPOSITORY            TAG            IMAGE ID       CREATED          SIZE
skybluelee/test       1.0            7361b62c1f86   56 seconds ago   673MB

push

$ docker push skybluelee/test:1.0

image 삭제 후 pull

$ docker rmi 7361b62c1f86

image ID로 삭제

$ docker pull skybluelee/test:1.0

$ docker images
REPOSITORY            TAG            IMAGE ID       CREATED         SIZE
skybluelee/test       1.0            7361b62c1f86   5 minutes ago   673MB

image pull 확인

container 실행

$ docker run -d -p 8080:8080 7361b62c1f86

$ docker ps
CONTAINER ID   IMAGE                   COMMAND                  CREATED         STATUS          PORTS                                       NAMES
b40225f61f0c   7361b62c1f86            "java -jar app.jar"      5 seconds ago   Up 4 seconds    0.0.0.0:8080->8080/tcp, :::8080->8080/tcp   nostalgic_wescoff

jib

container, image 삭제

$ docker ps
CONTAINER ID   IMAGE                   COMMAND                  CREATED          STATUS             PORTS                                       NAMES
b40225f61f0c   7361b62c1f86            "java -jar app.jar"      14 minutes ago   Up 14 minutes      0.0.0.0:8080->8080/tcp, :::8080->8080/tcp   nostalgic_wescoff

$ docker stop b40225f61f0c
b40225f61f0c

$ docker ps -a
CONTAINER ID   IMAGE                   COMMAND                  CREATED          STATUS                       PORTS     NAMES
b40225f61f0c   7361b62c1f86            "java -jar app.jar"      17 minutes ago   Exited (143) 2 minutes ago             nostalgic_wescoff

$ docker rm b40225f61f0c

$ docker images
REPOSITORY            TAG            IMAGE ID       CREATED          SIZE
skybluelee/test       1.0            7361b62c1f86   26 minutes ago   673MB

$ docker rmi 7361b62c1f86

docker build

$ pwd
/home/ubuntu/docker/Part2_Docker/Chapter02/1-jib-docker

$ ls
build.gradle  gradle  gradlew  gradlew.bat  main  settings.gradle  src  wrapper

dockerFile이 없음

$ vi build.gradle

jib {
  from {
    image = 'adoptopenjdk/openjdk11:alpine-jre'
  }
  to {
    image = 'skybluelee/jib-test'
    tags = ['1.0']
  }
...

to의 image와 tags를 수정

$ ./gradlew clean build --info

$ cd build/libs

$ ls
test-docker-spring-boot-0.0.1-SNAPSHOT.jar

jar 파일이 build 됨.

docker build & push

$ pwd
/home/ubuntu/docker/Part2_Docker/Chapter02/1-jib-docker

$ ./gradlew jib

dockerFile이 존재하지 않음에도 build 후 push한 것을 확인할 수 있음.

pull

$ docker pull skybluelee/jib-test:1.0

$ docker images
REPOSITORY            TAG            IMAGE ID       CREATED         SIZE
skybluelee/jib-test   1.0            a5ead22331fe   3 minutes ago   188MB

docker run

$ docker run -d -p 8080:8080 -t skybluelee/jib-test:1.0

$ docker ps
CONTAINER ID   IMAGE                     COMMAND                  CREATED         STATUS        PORTS                                       NAMES
29dc990da639   skybluelee/jib-test:1.0   "java -Dspring.profi…"   2 seconds ago   Up 1 second   0.0.0.0:8080->8080/tcp, :::8080->8080/tcp   festive_chandrasekhar