Docker란
도커(Docker)는 OS에 앱을 패키징하여 배포할 수 있도록 해 주는 프로그램입니다.
가상머신 및 가상OS 설치 없이 프로그램 가동이 가능 합니다.
1.OS확인
- Ubuntu Lunar 23.04
- Ubuntu Kinetic 22.10
- Ubuntu Jammy 22.04 (LTS)
- Ubuntu Focal 20.04 (LTS)
- Ubuntu Bionic 18.04 (LTS)
2.Set up the repository
sudo apt-get update
sudo apt-get install ca-certificates curl gnupg
sudo install -m 0755 -d /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
sudo chmod a+r /etc/apt/keyrings/docker.gpg
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echo \ "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \ "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \ sudo tee /etc/apt/sources.list.d/docker.list > /dev/null |
3.Install Docker Engine
sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
4.설치확인
sudo service docker start
sudo docker run hello-world
~$ sudo docker run hello-world
Unable to find image 'hello-world:latest' locally
latest: Pulling from library/hello-world
70f5ac315c5a: Pull complete
Digest: sha256:fc6cf906cbfa013e80938cdf0bb199fbdbb86d6e3e013783e5a766f50f5dbce0
Status: Downloaded newer image for hello-world:latest
Hello from Docker!
This message shows that your installation appears to be working correctly.
To generate this message, Docker took the following steps:
1. The Docker client contacted the Docker daemon.
2. The Docker daemon pulled the "hello-world" image from the Docker Hub.
(arm64v8)
3. The Docker daemon created a new container from that image which runs the
executable that produces the output you are currently reading.
4. The Docker daemon streamed that output to the Docker client, which sent it
to your terminal.
To try something more ambitious, you can run an Ubuntu container with:
$ docker run -it ubuntu bash
Share images, automate workflows, and more with a free Docker ID:
https://hub.docker.com/
For more examples and ideas, visit:
https://docs.docker.com/get-started/
5.Uninstall Docker Engine
sudo apt-get purge docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker-ce-rootless-extras
sudo rm -rf /var/lib/docker
sudo rm -rf /var/lib/containerd
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" sudo apt-get update apt-cache policy docker-ce sudo apt-get install -y docker-ce
sudo docker run hello-world
Oracle 11g 설치 해보기
1.검색
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sudo docker search oracle-xe-11g NAME DESCRIPTION STARS OFFICIAL AUTOMATED oracleinanutshell/oracle-xe-11g 273 wnameless/oracle-xe-11g-r2 Oracle Express Edition 11g Release 2 on Ubun… 96 christophesurmont/oracle-xe-11g Clone of the wnameless/oracle-xe-11g. 7 thebookpeople/oracle-xe-11g 5 webdizz/oracle-xe-11g-sa This is a simple image based on sath89/oracl… 1 [OK] acktsw/oracle-xe-11g fork from https://hub.docker.com/r/sath89/or… 3 [OK] jaspeen/oracle-xe-11g Fork from sath89/docker-oracle-xe-11g - smal… 6 [OK] orangehrm/oracle-xe-11g docker container with Oracle Express Editio… 17 [OK] loads/oracle-xe-11g-r2 0 andyrbell/oracle-xe-11g-centos Oracle Express Edition 11g Release 2 on Cent… 0 larmic/oracle-xe-11g Using wnameless/oracle-xe-11g with created u… 0 jark/oracle-xe-11g-r2-cdc 0 dotcms/oracle-xe-11g 0 ukhomeofficedigital/oracle-xe-11g Oracle Database Express Edition 11g Container 4 [OK] zeroturnaround/oracle-xe-11g 0 nritholtz/oracle-xe-11g nritholtz/oracle-xe-11g 0 activeeon/oracle-xe-11g 0 gaesi/oracle-xe-11g Based on: oracleinanutshell/oracle-xe-11g 0 wscherphof/oracle-xe-11g-r2 Oracle® Database Express Edition 11g Release… 3 toneloc01/oracle-xe-11g Out-of-the-box oralce xe image from ubuntu 1… 0 switchsoftware/oracle-xe-11g 0 yuxialuo/oracle-xe-11g-r2-cdc-demo 0 aerisconsulting/oracle-xe-11g Oracle Express 11g R2 on Ubuntu 16.04 LTS (b… 0 paliari/oracle-xe-11g 0 avuletica/oracle-xe-11g-r2 Dockerfile of Oracle Database Express Editio… 0 |
2.pull
sudo docker pull jaspeen/oracle-xe-11g
3. 실행
sudo docker run --name oracle -d -p 1521:1521 jaspeen/oracle-xe-11g
4.sqlplus 실행
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sudo docker exec -it oracle sqlplus SQL*Plus: Release 11.2.0.2.0 Production on Fri Feb 25 12:44:34 2022 Copyright (c) 1982, 2011, Oracle. All rights reserved. Enter user-name: system Enter password: password Connected to: Oracle Database 11g Express Edition Release 11.2.0.2.0 - 64bit Production SQL> |
모든 docker 확인 및 중지
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sudo docker ps -a sudo docker stop $(docker ps -a -q) |
