[Docker] Centos7 Docker 설치하기 (1)

도커 공부하면서 기초부터 정리해보겠습니다.

 

■ Docker 공식 홈페이지 메뉴얼 : https://docs.docker.com/engine/install/centos/

Install Docker Engine on CentOS

 

[설치환경]
OS : CentOS7

 

1. Yum-utils 업데이트

[root@docker-test ~]# yum install -y yum-utils Loaded plugins: fastestmirror Determining fastest mirrors epel/x86_64/metalink                                                                                                    | 7.9 kB  00:00:00       * base: mirror.kakao.com  * epel: mirror-jp.misakamikoto.network   * extras: mirror.kakao.com  * updates: mirror.kakao.com ..생략

2. Docker-ce repo 추가

[root@docker-test ~]# yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo Loaded plugins: fastestmirror adding repo from: https://download.docker.com/linux/centos/docker-ce.repo grabbing file https://download.docker.com/linux/centos/docker-ce.repo to /etc/yum.repos.d/docker-ce.repo repo saved to /etc/yum.repos.d/docker-ce.repo

3. Docker Install

[root@docker-test ~]# yum install -y yum-utils Loaded plugins: fastestmirror Determining fastest mirrors epel/x86_64/metalink                                                                                                    | 7.9 kB  00:00:00       * base: mirror.kakao.com  * epel: mirror-jp.misakamikoto.network  * extras: mirror.kakao.com  * updates: mirror.kakao.com base                                                                                                                    | 3.6 kB  00:00:00      docker-ce-stable                                                                                                        | 3.5 kB  00:00:00      epel                                                                                                                    | 4.7 kB  00:00:00      extras                                                                                                                  | 2.9 kB  00:00:00      updates                                                                                                                 | 2.9 kB  00:00:00      ..생략

4.Docker 설치 확인

■ Docker version 확인 [root@docker-test ~]# docker version Client:  Version:           18.09.8  API version:       1.39  Go version:        go1.10.8  Git commit:        0dd43dd87f  Built:             Wed Jul 17 17:40:31 2019  OS/Arch:           linux/amd64  Experimental:      false Server: Docker Engine - Community  Engine:   Version:          18.09.8   API version:      1.39 (minimum version 1.12)   Go version:       go1.10.8   Git commit:       0dd43dd   Built:            Wed Jul 17 17:10:42 2019   OS/Arch:          linux/amd64   Experimental:     false ■ Docker 서비스 실행 [root@docker-test ~]# systemctl start docker ■ Docker 서비스 실행 확인 [root@docker-test ~]# systemctl status docker ● docker.service - Docker Application Container Engine    Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset: disabled)    Active: active (running) since Thu 2022-12-15 15:12:50 KST; 5s ago      Docs: https://docs.docker.com  Main PID: 30883 (dockerd)     Tasks: 18    Memory: 94.3M    CGroup: /system.slice/docker.service            └─30883 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock Dec 15 15:12:50 docker-test dockerd[30883]: time="2022-12-15T15:12:50.444612829+09:00" level=warning msg="[graphdriver] WARNING: the ...elease" Dec 15 15:12:50 docker-test dockerd[30883]: time="2022-12-15T15:12:50.473319483+09:00" level=info msg="Graph migration to content-add...econds" Dec 15 15:12:50 docker-test dockerd[30883]: time="2022-12-15T15:12:50.473935577+09:00" level=info msg="Loading containers: start." Dec 15 15:12:50 docker-test dockerd[30883]: time="2022-12-15T15:12:50.568594198+09:00" level=info msg="Default bridge (docker0) is as...ddress" Dec 15 15:12:50 docker-test dockerd[30883]: time="2022-12-15T15:12:50.602040201+09:00" level=info msg="Loading containers: done." Dec 15 15:12:50 docker-test dockerd[30883]: time="2022-12-15T15:12:50.606250316+09:00" level=warning msg="failed to retrieve runc ver....3.1\n" Dec 15 15:12:50 docker-test dockerd[30883]: time="2022-12-15T15:12:50.612225972+09:00" level=info msg="Docker daemon" commit=0dd43dd ...18.09.8 Dec 15 15:12:50 docker-test dockerd[30883]: time="2022-12-15T15:12:50.612314320+09:00" level=info msg="Daemon has completed initialization" Dec 15 15:12:50 docker-test dockerd[30883]: time="2022-12-15T15:12:50.630973970+09:00" level=info msg="API listen on /var/run/docker.sock" Dec 15 15:12:50 docker-test systemd[1]: Started Docker Application Container Engine. Hint: Some lines were ellipsized, use -l to show in full.

 

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