docker mariadb 설치

 

 

 

설치환경

 

[root@darksharavim ~]# cat /etc/redhat-release
CentOS Linux release 7.9.2009 (Core)

 

 

 

도커 설치

[root@darksharavim ~]# yum -y install docker

 

 

도커 서비스 상태확인

[root@darksharavim ~]# systemctl status docker
● docker.service - Docker Application Container Engine
   Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset: disabled)
   Active: inactive (dead)
     Docs: http://docs.docker.com

 

 

도커 서비스 시작 및 상태확인

[root@darksharavim ~]# systemctl start docker

[root@darksharavim ~]# 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 수 2021-08-04 14:17:18 KST; 39s ago
     Docs: http://docs.docker.com
 Main PID: 1619 (dockerd-current)
   CGroup: /system.slice/docker.service
           ├─1619 /usr/bin/dockerd-current --add-runtime docker-runc=/usr/libexec/docker/docker-runc-current --default-runtime=docker-runc --exec-opt native.cgroupdriver=systemd ...
           └─1625 /usr/bin/docker-containerd-current -l unix:///var/run/docker/libcontainerd/docker-containerd.sock --metrics-interval=0 --start-timeout 2m --state-dir /var/run/d...

 8월 04 14:17:18 darksharavim dockerd-current[1619]: time="2021-08-04T14:17:18.104635929+09:00" level=warning msg="Docker could not enable SELinux on the host system"
 8월 04 14:17:18 darksharavim dockerd-current[1619]: time="2021-08-04T14:17:18.116765974+09:00" level=info msg="Graph migration to content-addressability took 0.00 seconds"
 8월 04 14:17:18 darksharavim dockerd-current[1619]: time="2021-08-04T14:17:18.117256920+09:00" level=info msg="Loading containers: start."
 8월 04 14:17:18 darksharavim dockerd-current[1619]: time="2021-08-04T14:17:18.137809183+09:00" level=info msg="Firewalld running: false"
 8월 04 14:17:18 darksharavim dockerd-current[1619]: time="2021-08-04T14:17:18.163142152+09:00" level=info msg="Default bridge (docker0) is assigned with an IP address...P address"
 8월 04 14:17:18 darksharavim dockerd-current[1619]: time="2021-08-04T14:17:18.178226646+09:00" level=info msg="Loading containers: done."
 8월 04 14:17:18 darksharavim dockerd-current[1619]: time="2021-08-04T14:17:18.217522062+09:00" level=info msg="Daemon has completed initialization"
 8월 04 14:17:18 darksharavim dockerd-current[1619]: time="2021-08-04T14:17:18.217550762+09:00" level=info msg="Docker daemon" commit="7d71120/1.13.1" graphdriver=over...ion=1.13.1
 8월 04 14:17:18 darksharavim systemd[1]: Started Docker Application Container Engine.
 8월 04 14:17:18 darksharavim dockerd-current[1619]: time="2021-08-04T14:17:18.226735593+09:00" level=info msg="API listen on /var/run/docker.sock"
Hint: Some lines were ellipsized, use -l to show in full.

 

 

Docker Documentation

 

 

마리아DB 이미지 검색 및 다운로드

[root@darksharavim ~]# docker search mariaDB
INDEX       NAME                                             DESCRIPTION                                     STARS     OFFICIAL   AUTOMATED
docker.io   docker.io/mariadb                                MariaDB Server is a high performing open s...   4259      [OK]       
docker.io   docker.io/linuxserver/mariadb                    A Mariadb container, brought to you by Lin...   232                  
docker.io   docker.io/toughiq/mariadb-cluster                Dockerized Automated MariaDB Galera Cluste...   41                   [OK]
docker.io   docker.io/mariadb/server                         MariaDB Server is a modern database for mo...   37                   [OK]
docker.io   docker.io/colinmollenhour/mariadb-galera-swarm   MariaDb w/ Galera Cluster, DNS-based servi...   33                   [OK]
docker.io   docker.io/panubo/mariadb-galera                  MariaDB Galera Cluster                          22                   [OK]
docker.io   docker.io/webhippie/mariadb                      Docker images for MariaDB                       22                   [OK]
docker.io   docker.io/arm64v8/mariadb                        MariaDB Server is a high performing open s...   19                   
docker.io   docker.io/lsioarmhf/mariadb                      ARMHF based Linuxserver.io image of mariadb     17                   
docker.io   docker.io/bianjp/mariadb-alpine                  Lightweight MariaDB docker image with Alpi...   15                   [OK]
docker.io   docker.io/mariadb/maxscale                       MariaDB MaxScale - The world's most advanc...   14                   [OK]
docker.io   docker.io/centos/mariadb-101-centos7             MariaDB 10.1 SQL database server                12                   
docker.io   docker.io/jc21/mariadb-aria                      Extension of the mariadb image that forces...   10                   
docker.io   docker.io/centos/mariadb-102-centos7             MariaDB 10.2 SQL database server                6                    
docker.io   docker.io/wodby/mariadb                          Alpine-based MariaDB container image with ...   6                    [OK]
docker.io   docker.io/tiredofit/mariadb-backup               MariaDB Backup image to backup MariaDB/MyS...   5                    [OK]
docker.io   docker.io/clearlinux/mariadb                     MariaDB relational database management sys...   2                    [OK]
docker.io   docker.io/jonbaldie/mariadb                      Fast, simple, and lightweight MariaDB Dock...   2                    [OK]
docker.io   docker.io/kitpages/mariadb-galera                MariaDB with Galera                             2                    [OK]
docker.io   docker.io/rightctrl/mariadb                      Mariadb with Galera support                     2                    [OK]
docker.io   docker.io/tiredofit/mariadb                      Docker MariaDB server w/ S6 Overlay, Zabbi...   2                    [OK]
docker.io   docker.io/centos/mariadb-103-centos7             MariaDB 10.3 SQL database server                1                    
docker.io   docker.io/ansibleplaybookbundle/mariadb-apb      An APB which deploys RHSCL MariaDB              0                    [OK]
docker.io   docker.io/demyx/mariadb                          Non-root Docker image running Alpine Linux...   0                    
docker.io   docker.io/jelastic/mariadb                       An image of the MariaDB SQL database serve...   0                    

[root@darksharavim ~]# docker pull docker.io/mariadb
Using default tag: latest
Trying to pull repository docker.io/library/mariadb ... 
latest: Pulling from docker.io/library/mariadb
16ec32c2132b: Pull complete 
cbf20e69555c: Pull complete 
a69afd1ffc85: Pull complete 
5e720dc7fcd8: Pull complete 
3a81d177e410: Pull complete 
827c8c103c89: Pull complete 
2108ccd01374: Pull complete 
daa89fc536ce: Pull complete 
5313da4066cc: Pull complete 
2ed11818346e: Pull complete 
Digest: sha256:3b6f9fa1d406e168998d62501b2ee4f27d53138bebfcdac03540758996c5ff1d
Status: Downloaded newer image for docker.io/mariadb:latest



[root@darksharavim ~]# docker images
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
docker.io/mariadb   latest              fd17f5776802        8 days ago          409 MB

 

 

마리아DB 컨테이너 구동

[root@darksharavim data]# docker run \
> -d \
> --name=mariadb \
> -v /data:/var/lib/mysql \
> -p 3306:3306 \
> -e MYSQL_ROOT_PASSWORD=mariadb \
> mariadb
dd5ea8ec70452c4f5eb12ee6b61c5966d0577948e02ecc77363e2671acf02e19

 

주의! 마운트 옵션을 설정하지 않으면 컨테이너 삭제시 데이터가 날아감!

 

 

 

컨테이너 확인

[root@darksharavim data]# docker inspect mariadb

..

        "Mounts": [
            {
                "Type": "bind",
                "Source": "/data",
                "Destination": "/var/lib/mysql",
                "Mode": "",
                "RW": true,
                "Propagation": "rprivate"
            },

..

 

 

 

컨테이너 상태 확인

[root@darksharavim data]# docker ps -a
CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                    NAMES
a38caadf22f4        mariadb             "docker-entrypoint..."   2 minutes ago       Up 2 minutes        0.0.0.0:3306->3306/tcp   mariadb



[root@darksharavim data]# netstat -nl | grep 3306
tcp6       0      0 :::3306                 :::*                    LISTEN     



[root@darksharavim data]# ps -ef | grep docker |grep 3306
root       3923   1619  0 15:08 ?        00:00:00 /usr/libexec/docker/docker-proxy-current -proto tcp -host-ip 0.0.0.0 -host-port 3306 -container-ip 172.17.0.2 -container-port 3306

 

 

 

마리아DB컨테이너 터미널접속

[root@darksharavim data]# docker exec -it mariadb /bin/bash
root@a38caadf22f4:/#