Docker容器裏部署Apache+PHP+MariaDB+phpMyAdmin

前面講到了建立MariaDB,此次在前面的基礎上搭建phpMyAdmin服務,以便友好的管理數據庫MariaDB。MariaDB的docker獨立出來,這樣方便管理,易於擴展。此次咱們基於Dockerfile方式建立剩餘的服務,Dockerfile也是官方推薦的建立鏡像方法。

建立Apache+PHP+phpMyAdmin鏡像php

首先啓動MariaDB的容器html

在上一節中咱們知道數據庫的用戶名是root,密碼是123456,可是咱們還缺乏數據庫的ip地址,咱們使用以下方法獲取docker實例的ip地址,是172.17.0.3mysql

[root@test01 ~]# docker ps
CONTAINER ID        IMAGE                      COMMAND             CREATED             STATUS              PORTS                     NAMES
2e78c466919e        liuxin/centos-mariadb:v1   "/root/run.sh"      11 hours ago        Up 3 hours          0.0.0.0:13306->3306/tcp   dreamy_bell
[root@test01 ~]# docker inspect --format '{{ .NetworkSettings.IPAddress }}' 2e78c466919e
172.17.0.3
[root@test01 ~]#

首先建立目錄和文件linux

[root@test01 ~]# mkdir phpMyAdmin_dockerfile && cd phpMyAdmin_dockerfile
[root@test01 phpMyAdmin_dockerfile]# ls
config.inc.php  Dockerfile  httpd_init.sh  phptest.php  run.sh

編輯Dockerfile文件web

內容以下。具體每行的意思已經添加到註釋中了sql

[root@test01 phpMyAdmin_dockerfile]# cat Dockerfile 

##使用的基礎鏡像
FROM centos:7.4.1708

#添加做者信息
MAINTAINER liuxin 842887233@qq.com

#工做目錄
WORKDIR /root/

#安裝httpd和php,並忽略錯誤
RUN yum -y install httpd
RUN yum -y install php

#安裝mariadb客戶端和php-mysqlnd
RUN yum -y install mariadb
RUN yum -y install php-mysqlnd
RUN yum -y install php-mbstring

#安裝phpmyadmin
RUN yum -y install epel-release
RUN yum -y install phpmyadmin

#設置環境變量,便於管理
ENV MARIADB_ADDR 172.17.0.3
ENV MARIADB_PORT 3306
ENV MARIADB_USER root
ENV MARIADB_PASS 123456

#讓容器支持中文
ENV LC_ALL en_US.UTF-8

#配置phpmyadmin
#ADD phpMyAdmin.conf /etc/httpd/conf.d/phpMyAdmin.conf
ADD config.inc.php /etc/phpMyAdmin/config.inc.php
RUN chown root:apache /etc/phpMyAdmin/config.inc.php
RUN chmod 640 /etc/phpMyAdmin/config.inc.php

#添加php測試界面
ADD phptest.php /var/www/html/phptest.php

#初始化httpd服務
ADD httpd_init.sh /root/httpd_init.sh
RUN chmod 775 /root/httpd_init.sh
RUN /root/httpd_init.sh

#導出端口
EXPOSE 80

#添加啓動文件
ADD run.sh /root/run.sh
RUN chmod 775 /root/run.sh

#設置默認啓動命令
CMD ["/root/run.sh"]

配置phpmyadmin的配置文件docker

這裏我直接將寫好的配置文件上傳,而後修改文件權限。也能夠經過腳本來配置,不過比較麻煩,不如這個簡單。改動的配置以下數據庫

設置phpmyadmin的登陸密碼apache

$cfg['blowfish_secret'] = '123456'; /* YOU MUST FILL IN THIS FOR COOKIE AUTH! */
設置鏈接數據庫的帳號、密碼、ip和端口

$cfg['Servers'][$i]['host']          = '172.17.0.3';    // MySQL hostname or IP address
$cfg['Servers'][$i]['port']          = '';              // MySQL port - leave blank for default port
$cfg['Servers'][$i]['user']          = 'root';          // MySQL user
$cfg['Servers'][$i]['password']      = '123456';      // MySQL password (only needed

使用腳本配置httpdcentos

[root@test01 phpMyAdmin_dockerfile]# cat httpd_init.sh 
#!/bin/sh

sed -i 's/#ServerName www.example.com:80/ServerName localhost:80/g' /etc/httpd/conf/httpd.conf
sed -i '/Require ip/d' /etc/httpd/conf.d/phpMyAdmin.conf
sed -i '//a Require all granted' /etc/httpd/conf.d/phpMyAdmin.conf

添加一個php測試界面

[root@test01 phpMyAdmin_dockerfile]# cat phptest.php 
< ?php
phpinfo();
?>

啓動腳本

[root@test01 phpMyAdmin_dockerfile]# cat run.sh 
#!/bin/sh

httpd
while true;do sleep 1000;done

建立鏡像

[root@test01 phpMyAdmin_dockerfile]# docker build -t liuxin/centos-phpmyadmin:v1 ./
Sending build context to Docker daemon 14.34 kB
Step 1 : FROM centos:7.4.1708
 ---> 3afd47092a0e
.
.
省略...
.
.
Step 26 : CMD /root/run.sh
 ---> Using cache
 ---> 19e52b9aceab
Successfully built 19e52b9aceab
[root@test01 phpMyAdmin_dockerfile]#

建立並啓動容器

映射,物理機端口8080到容器的80端口

[root@test01 phpMyAdmin_dockerfile]# docker run -d -p 8080:80 liuxin/centos-phpmyadmin:v1 /root/run.sh
a5a54528879ea95e9bf98a7ba3fbf6236b26f3a54a5305738a4ee770164f105b
[root@test01 phpMyAdmin_dockerfile]# docker ps
CONTAINER ID        IMAGE                         COMMAND             CREATED             STATUS              PORTS                     NAMES
a5a54528879e        liuxin/centos-phpmyadmin:v1   "/root/run.sh"      56 seconds ago      Up 54 seconds       0.0.0.0:8080->80/tcp      sick_ride
2e78c466919e        liuxin/centos-mariadb:v1      "/root/run.sh"      12 hours ago        Up 4 hours          0.0.0.0:13306->3306/tcp   dreamy_bell
[root@test01 phpMyAdmin_dockerfile]#

驗證

打開web瀏覽器,輸入測試的網頁

Docker容器裏部署Apache+PHP+MariaDB+phpMyAdminDocker容器裏部署Apache+PHP+MariaDB+phpMyAdmin

輸入phpmyadmin的地址,並輸入帳號密碼,看可否登陸

Docker容器裏部署Apache+PHP+MariaDB+phpMyAdminDocker容器裏部署Apache+PHP+MariaDB+phpMyAdmin

登陸成功,大功告成

Docker容器裏部署Apache+PHP+MariaDB+phpMyAdminDocker容器裏部署Apache+PHP+MariaDB+phpMyAdmin

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