[모아두기] ubuntu 22.04 - EC2 세팅시 필요한 명령어들

0. pemkey 읽기 권한 주기

chmod 400 *.pem

 

1. docker 설치

sudo apt-get update
sudo apt-get install apt-transport-https ca-certificates curl software-properties-common
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
echo "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io
sudo systemctl start docker
sudo systemctl enable docker

// 권한
sudo usermod -aG docker ubuntu
sudo chown ubuntu:docker /var/run/docker.sock
sudo chmod 660 /var/run/docker.sock

 

1-1 docker compose 설치

sudo apt update
sudo apt install curl unzip
sudo curl -L "https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose

2. java 17 openjdk

sudo apt update
sudo apt install openjdk-17-jdk

 

3. ssh 키 발급

ssh-keygen -t rsa
# 공개키
cat /home/ubuntu/.ssh/id_rsa.pub
# 비밀키
cat /home/ubuntu/.ssh/id_rsa

# ed25519
ssh-keygen -t ed25519

 

4. mysql 설치

sudo apt update
sudo apt install mysql-server

5. mysql 계정 생성 및 권한

mysql -u root -p
// 내부
CREATE USER '계정아이디'@'localhost' IDENTIFIED BY '비밀번호';
// 외부
CREATE USER '계정아이디'@'%' IDENTIFIED BY '비밀번호';
// 권한 부여
GRANT ALL PRIVILEGES ON *.* TO '계정아이디'@'호스트';
// 적용
flush privileges;

// 디렉토리 권한
sudo chmod -R 777 /var/lib/mysql

 

6. mysql 바인딩 설정

vi /etc/mysql/mysql.conf.d/mysqld.cnf

// 재시작
sudo service mysql restart

 

7. mysql 데이터베이스 생성

CREATE DATABASE name CHARACTER SET utf8 COLLATE utf8_bin;

 

8. nginx 설치

sudo apt update
sudo apt install nginx

sudo useradd -s /bin/false nginx

Nginx 시작: sudo systemctl start nginx
Nginx 중지: sudo systemctl stop nginx
Nginx 재시작: sudo systemctl restart nginx
Nginx 상태 확인: sudo systemctl status nginx
부팅 시 Nginx 시작 활성화: sudo systemctl enable nginx

 

9. gitlab Runner 설치

sudo curl -L --output /usr/local/bin/gitlab-runner https://gitlab-runner-downloads.s3.amazonaws.com/latest/binaries/gitlab-runner-linux-amd64
sudo chmod +x /usr/local/bin/gitlab-runner
sudo useradd --comment 'GitLab Runner' --create-home gitlab-runner --shell /bin/bash
sudo gitlab-runner install --user=gitlab-runner --working-directory=/home/gitlab-runner
sudo gitlab-runner start


# dind로 설치
sudo gitlab-runner register -n \
  --url YOUR_URL \
  --registration-token YOUR_REGISTRATION_TOKEN \
  --executor docker \
  --description "My Docker Runner" \
  --docker-image "docker:stable" \
  --docker-privileged
  
# docker도 깔아줘야함!

최종 Runner 상태

sudo vi /etc/gitlab-runner/config.toml

[[runners]]
  name = "My Docker Runner"
  url = ""
  id = 7
  token = ""
  token_obtained_at = 
  token_expires_at = 
  executor = "docker"
  environment = ["DOCKER_DRIVER=overlay2", "DOCKER_TLS_CERTDIR="]
  pre_build_script = "export DOCKER_HOST=tcp://docker:2375"
  [runners.docker]
    tls_verify = false
    image = "docker:stable"
    privileged = true
    disable_entrypoint_overwrite = false
    oom_kill_disable = false
    disable_cache = false
    volumes = ["/cache"]
    shm_size = 0

 

10. nodejs 설치

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.1/install.sh | bash

source ~/.bashrc

nvm install 18