How Docker creates MariaDB Mirror
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Create docker installation based on commit command [root@test01 ~] # yum install docker [root@test01 ~] # systemctl enable docker [root@test01 ~] # systemctl start docker download local image [root@test01 ~] # docker pull centos:7.4.1708 [root@test01 ~] # docker imagesREPOSITORY TAG IMAGE ID CREATED SIZEdocker.io/centos 7.4.1708 3afd47092a0e 3 months ago 196.6 MB create an interactive container [root@test01 ~] # docker run-it-- name= "mysql_server" centos / bin/bash install mariadb service [root@e8126d0481d2 /] # yum-y install mariadb-server net-tools initialize mariadb [root@e8126d0481d2 /] # mysql_install_db-user=mysql background launch mariadb service [root@e8126d0481d2 /] # mysqld_safe & [1] 114 [root@e8126d0481d2 /] # 13:45:27 mysqld_ Safe Logging to'/ var/log/mariadb/mariadb.log'.180210 13:45:27 mysqld_safe Starting mysqld daemon with databases from / var/lib/mysql [root@e8126d0481d2 /] # netstat-tunplActive Internet connections (only servers) Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name tcp 0 0 0.0 .0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0.
Create a mariadb login password and specify an ip login
[root@e8126d0481d2 /] # mysqladmin-u root password '123456' [root@e8126d0481d2 /] # mysql-u root-pEnter password:MariaDB [(none)] > show databases;MariaDB [(none)] > use mysql;MariaDB [mysql] > select Host from user where user='root';MariaDB [mysql] > grant all privileges on *. * to' root'@'%' identified by '123456' with grant option;MariaDB [mysql] > update user set password=password (' 123456') where user='root' and host='e8126d0481d2';MariaDB [mysql] > flush privileges MariaDB [mysql] > exit container login authentication [root@e8126d0481d2 /] # mysql-u root-h 172.17.0.2-pEnter password:MariaDB [(none)] > exit creation container startup script [root@e8126d0481d2 ~] # cat run.shmysqldlogin safe create image [root@test01 ~] # docker ps-aCONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMESe8126d0481d2 centos "/ bin/bash" 11 minutes ago Exited (0) 8 seconds ago mysql_ server [root @ test01 ~] # docker commit mysql_server mariadb:1.0 create container [root@test01 ~] # docker run-d-p 13306 purl 3306 mariadb:1.0 / root/run.sh [root@test01 ~] # docker psCONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMESeed3e88a1261 mariadb:1.0 "mysqld_safe" 4 seconds ago Up 3 seconds 0.0.0.0 seconds 13306-> 3306/tcp romantic_hamilton host login authentication [root@test01 ~] # yum-y install mariadb [root@test01 ~] # mysql-u root- -port=13306-pMariaDB [(none)] > create directories and files based on Dockerfile creation [root@test01 ~] # mkdir mariadb_dockerfile & & cd mariadb_ dockerfiles [root @ test01 mariadb_dockerfile] # touch db_ init.sh [root @ test01 mariadb_dockerfile] # touch run.sh Editing Dockerfile and other files Dockerfile [root@test01 mariadb_dockerfile] # cat Dockerfile# uses the basic image FROM centos:7.4.1708# to add author information MAINTAINER liuxin 842887233@qq.com# Install mariadb database RUN yum-y install mariadb-server# to set environment variables Easy to manage ENV MARIADB_USER rootENV MARIADB_PASS 12345A let the container support Chinese ENV LC_ALL en_US.UTF-8# initialization database ADD db_init.sh / root/db_init.shRUN chmod 775 / root/db_init.shRUN / root/db_init.sh# export port EXPOSE 330 add startup file ADD run.sh / root/run.shRUN chmod 775 / root/run.sh# setting default startup command CMD ["/ root/run. Sh "] db_ init.sh [root @ test01 mariadb_dockerfile] # cat DBMS init.shroud installation installdb-- user=mysqlsleep 3mysqld_safe & sleep 3#mysqladmin-u" $MARIADB_USER "password" $MARIADB_PASS "mysql-e" use mysql Grant all privileges on *. * to'$MARIADB_USER'@'%' identified by'$MARIADB_PASS' with grant option; "hype $(hostname) mysql-e" use mysql; update user set password=password ('$MARIADB_PASS') where user='$MARIADB_USER' and host='$h'; "mysql-e" flush privileges "run.sh [root@test01 mariadb_dockerfile] # cat run.shrun.shrun.xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx STATUS PORTS NAMES7743527ac603 liuxin/centos-mariadb:v1 "/ root/run.sh" 5 seconds ago Up 3 seconds 0.0.0.0 seconds 13306-> 3306/tcp nostalgic_mirzakhani login authentication [root@test01 mariadb_dockerfile] # mysql-uroot-h 127.0.0.1-- port=13306-pEnter password:Welcome to the MariaDB monitor. Commands end with; or\ g.Your MariaDB connection id is 1Server version: 5.5.56-MariaDB MariaDB ServerCopyright (c) 2000, 2017, Oracle, MariaDB Corporation Ab and others.Type 'help;' or'\ h' for help. Type'\ c'to clear the current input statement.MariaDB [(none)] > exit is the content of this article on "how to create a MariaDB image in Docker". I believe you all have some understanding. I hope the content shared by the editor will be helpful to you. If you want to know more about it, please follow the industry information channel.
