환경 셋업

개인 EC2 생성

• 이름 : junseok-curriculum
• AMI : Ubuntu 22.04
• 인스턴스 유형 : t3.micro
• 키 페어 : junseok-key
• VPC : default-vpc
• 보안 그룹 : junseok-sg
  • ssh, http 포트만 허용

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SSH 접속 확인

MobaXterm SSH 접속

정상 접속 확인

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Docker

Docker 설치

설치

curl -s https://get.docker.com | sudo sh

권한 부여

sudo usermod -aG docker $USER

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Dockerfile 생성

• Ubuntu 20.04 버전
• ~./bashrc에 TEST는 LJS 라는 환경 변수 추가
• aws-cli 2버전대 설치
• python3.7 버전 설치
• vim 설치

vi Dockerfile

FROM ubuntu:20.04

# Set environment variable
RUN echo 'export TEST=LJS' >> ~/.bashrc

# Install dependencies
RUN apt-get update && \
    apt-get install -y curl unzip software-properties-common

# Install Python 3.7
RUN add-apt-repository ppa:deadsnakes/ppa && \
    apt-get update && \
    apt-get install -y python3.7

# Install additional packages
RUN apt-get install -y curl unzip vim

# Install AWS CLI
RUN curl "https://d1vvhvl2y92vvt.cloudfront.net/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip" && \
    unzip awscliv2.zip && \
    ./aws/install && \
    rm awscliv2.zip && \
    rm -rf aws

# Set Python 3.7 as the default python3
RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.7 1

# Clean up
RUN apt-get clean && \
    rm -rf /var/lib/apt/lists/*

# Set default command
CMD ["bash"]

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Docker Image 생성

build, run 쉘 스크립트 작성

vi docker.sh

#!/bin/bash
docker build -t junseok-curriculum .

docker run -it  junseok-curriculum

실행 권한 부여

sudo chmod +x docker.sh

실행

./docker.sh

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Jenkins 설치

Dockerfile에 Jenkins 설치 코드 추가

FROM ubuntu:20.04

# Set environment variable
RUN echo 'export TEST=LJS' >> ~/.bashrc

# Install dependencies
RUN apt-get update && \
    apt-get install -y curl unzip software-properties-common

# Install Python 3.7
RUN add-apt-repository ppa:deadsnakes/ppa && \
    apt-get update && \
    apt-get install -y python3.7

# Install additional packages
RUN apt-get install -y curl unzip vim

# Install AWS CLI
RUN curl "https://d1vvhvl2y92vvt.cloudfront.net/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip" && \
    unzip awscliv2.zip && \
    ./aws/install && \
    rm awscliv2.zip && \
    rm -rf aws

# Install OpenJDK 11
RUN apt-get install -y openjdk-11-jre

# Download Jenkins war file
RUN mkdir /opt/jenkins && \
    curl -L http://mirrors.jenkins.io/war-stable/latest/jenkins.war -o /opt/jenkins/jenkins.war

# Set Python 3.7 as the default python3
RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.7 1

# Clean up
RUN apt-get clean && \
    rm -rf /var/lib/apt/lists/*

# Set default command to run Jenkins in the background
CMD ["java", "-jar", "/opt/jenkins/jenkins.war"]

jenkins 설치에 따른 docker.sh 수정

#!/bin/bash
docker build -t junseok-curriculum .

docker run -d -p 80:8080 junseok-curriculum

8080 포트 사용을 위한 보안그룹 인바운드 규칙 추가

초기 비밀번호 확인을 위한 docker.sh 수정

#!/bin/bash
docker build -t junseok-curriculum .

docker run -d -p 80:8080 --name jenkins junseok-curriculum

sleep 10

docker exec -it jenkins cat /root/.jenkins/secrets/initialAdminPassword