时间:2021-07-01 10:21:17 帮助过:6人阅读
安装成功后,Apache操作命令:
- <code class="gauss">systemctl start httpd <span class="hljs-comment">//启动apache
- systemctl <span class="hljs-keyword">stop httpd <span class="hljs-comment">//停止apache
- systemctl restart httpd <span class="hljs-comment">//重启apache
- systemctl <span class="hljs-keyword">enable httpd <span class="hljs-comment">//设置apache开机启动</span></span></span></span></span></span></code>
异常处理
我再阿里云上配置并出现启动Apache后无法访问的问题,但是一般服务器访问Apache可能需要如下操作:
(1)在防火墙中开放80端口
现在需要将 http 服务加入防火墙以允许外部访问,
- <code class="brainfuck"><span class="hljs-comment">firewall<span class="hljs-literal">-<span class="hljs-comment">cmd <span class="hljs-literal">-<span class="hljs-literal">-<span class="hljs-comment">add<span class="hljs-literal">-<span class="hljs-comment">service=http <span class="hljs-literal">-<span class="hljs-literal">-<span class="hljs-comment">permanent</span></span></span></span></span></span></span></span></span></span></span></code>
–permanent 参数表示这是一条永久防火墙规则,如果不加则重启系统后就没有这条规则了。
而对于自定义的端口(如81),也需要添加防火墙规则,
- <code class="brainfuck"><span class="hljs-comment">firewall<span class="hljs-literal">-<span class="hljs-comment">cmd <span class="hljs-literal">-<span class="hljs-literal">-<span class="hljs-comment">zone=public <span class="hljs-literal">-<span class="hljs-literal">-<span class="hljs-comment">add<span class="hljs-literal">-<span class="hljs-comment">port=81/tcp <span class="hljs-literal">-<span class="hljs-literal">-<span class="hljs-comment">permanent</span></span></span></span></span></span></span></span></span></span></span></span></span></span></code>
重启 Firewalld 使该规则生效,
- <code class="ebnf">systemctl restart firewalld</code>
(2)关闭SELINUX
- <code class="arduino">vi /etc/selinux/<span class="hljs-built_in">config</span></code>
注释掉如下两句,添加最后一项
- <code class="clean">\#SELINUX=enforcing #注释掉
- \#SELINUXTYPE=targeted #注释掉
- SELINUX=disabled #增加</code>
:wq!
保存退出
输入如下命令
- <code class="nginx"><span class="hljs-attribute">setenforce <span class="hljs-number">0 <span class="hljs-comment">#使配置立即生效</span></span></span></code>
二、 安装MariaDB (MySQL的一个开源分支)
- <code class="sql">yum <span class="hljs-keyword">install mariadb mariadb-<span class="hljs-keyword">server</span></span></code>
MariaDB安装成功后,需要配置MySQL的root密码,此外,备注一下启动关闭MariaDB的常用命令
- <code class="armasm"><span class="hljs-symbol">systemctl start <span class="hljs-keyword">mariadb //启动<span class="hljs-keyword">MariaDB
- <span class="hljs-symbol">systemctl stop <span class="hljs-keyword">mariadb //停止<span class="hljs-keyword">MariaDB
- <span class="hljs-symbol">systemctl restart <span class="hljs-keyword">mariadb //重启<span class="hljs-keyword">MariaDB
- <span class="hljs-symbol">systemctl enable <span class="hljs-keyword">mariadb //设置开机启动</span></span></span></span></span></span></span></span></span></span></span></code>
设置root账户密码
- <code>mysql_secure_installation</code>
Enter current password for root (enter for none):
Set root password? [Y/n]
点击回车然后提示是否设置root账号密码,输入y
New password:
Re-enter new password:
Password updated successfully!
提示输入新密码和重复输入新密码,重复输入两次后,出现更新密码成功提示。
然后一路输入y就可以。
Remove anonymous users? [Y/n] y
... Success!Disallow root login remotely? [Y/n] y
... Success!Remove test database and access to it? [Y/n] y
- Dropping test database...
... Success!
- Removing privileges on test database...
... Success!Reload privilege tables now? [Y/n] y
... Success!Thanks for using MariaDB!
设置root密码后,重启MariaDB生效
- <code class="css"><span class="hljs-selector-tag">systemctl <span class="hljs-selector-tag">restart <span class="hljs-selector-tag">mariadb<span class="hljs-selector-class">.service</span></span></span></span></code>
测试访问数据库:
- <code class="ebnf">mysql -uroot -p</code>
然后输入密码,登录成功后显示如下:
Enter password:
Welcome to the MariaDB monitor. Commands end with ; or \g.
Your MariaDB connection id is 2
Server version: 5.5.44-MariaDB MariaDB ServerCopyright (c) 2000, 2015, Oracle, MariaDB Corporation Ab and others.
Type ‘help;‘ or ‘\h‘ for help. Type ‘\c‘ to clear the current input statement.
MariaDB [(none)]>
输入如下命令,查看数据库服务器的数据库
- <code class="sql"><span class="hljs-keyword">show <span class="hljs-keyword">databases;</span></span></code>
退出命令:
- <code class="awk"><span class="hljs-keyword">exit;</span></code>
三、安装PHP以及PHP拓展
- <code class="crmsh">yum install php php-mysql php-gd libjpeg* php-ldap php-odbc php-pear php-<span class="hljs-keyword">xml <span class="hljs-title">php-xmlrpc php-mbstring php-bcmath php-mhash</span></span></code>
安装完成后,重启Apache服务器
- <code class="css"><span class="hljs-selector-tag">systemctl <span class="hljs-selector-tag">restart <span class="hljs-selector-tag">httpd<span class="hljs-selector-class">.service</span></span></span></span></code>
测试PHP安装结果
- <code class="awk">vi <span class="hljs-regexp">/var/www<span class="hljs-regexp">/html/index.php</span></span></code>
输入如下内容
- <code class="xml"><span class="php"><span class="hljs-meta"><?php
- phpinfo();
- <span class="hljs-meta">?></span></span></span></code>
输入:wq!
保存退出
在浏览器中输入服务器地址,查看是否可以看到:
四、安装phpmyadmin
使用yum安装phpmyadmin
- <code class="cmake">yum <span class="hljs-keyword">install phpmyadmin php-mcrypt</span></code>
phpMyAdmin 的默认安装目录是 /usr/share/phpMyAdmin,同时会在 Apache 的配置文件目录中自动创建虚拟主机配置文件 /etc/httpd/conf.d/phpMyAdmin.conf(区分大小写)。默认情况下,CentOS 7上的phpMyAdmin只允许从回环地址(127.0.0.1)访问。为了能远程连接,你需要改动它的配置。
- <code class="vim"><span class="hljs-keyword">vi /etc/httpd/<span class="hljs-keyword">conf.d/phpMyAdmin.<span class="hljs-keyword">conf</span></span></span></code>
修改配置文件,如下:
- <code class="apache"><span class="hljs-section"><Directory /usr/share/phpMyAdmin/>
- <span class="hljs-attribute">AddDefaultCharset UTF-8
- <span class="hljs-section"><IfModule mod_authz_core.c>
- <span class="hljs-comment"># Apache 2.4
- <span class="hljs-section"><RequireAny>
- <span class="hljs-comment"># Require ip 127.0.0.1 #注释掉
- <span class="hljs-comment"># Require ip ::1 #注释掉
- <span class="hljs-attribute">Require <span class="hljs-literal">all granted #新添加
- <span class="hljs-section"></RequireAny>
- <span class="hljs-section"></IfModule>
- <span class="hljs-section"><IfModule !mod_authz_core.c>
- <span class="hljs-comment"># Apache 2.2
- <span class="hljs-attribute"><span class="hljs-nomarkup">Order Deny,Allow
- <span class="hljs-attribute"><span class="hljs-nomarkup">Deny from <span class="hljs-literal">All
- <span class="hljs-attribute"><span class="hljs-nomarkup">Allow from 127.0.0.1
- <span class="hljs-attribute"><span class="hljs-nomarkup">Allow from ::1
- <span class="hljs-section"></IfModule>
- <span class="hljs-section"></Directory>
- <span class="hljs-section"><Directory /usr/share/phpMyAdmin/setup/>
- <span class="hljs-section"><IfModule mod_authz_core.c>
- <span class="hljs-comment"># Apache 2.4
- <span class="hljs-section"><RequireAny>
- <span class="hljs-comment">#Require ip 127.0.0.1 #注释掉
- <span class="hljs-comment">#Require ip ::1 #注释掉
- <span class="hljs-attribute">Require <span class="hljs-literal">all granted #新添加
- <span class="hljs-section"></RequireAny>
- <span class="hljs-section"></IfModule>
- <span class="hljs-section"><IfModule !mod_authz_core.c>
- <span class="hljs-comment"># Apache 2.2
- <span class="hljs-attribute"><span class="hljs-nomarkup">Order Deny,Allow
- <span class="hljs-attribute"><span class="hljs-nomarkup">Deny from <span class="hljs-literal">All
- <span class="hljs-attribute"><span class="hljs-nomarkup">Allow from 127.0.0.1
- <span class="hljs-attribute"><span class="hljs-nomarkup">Allow from ::1
- <span class="hljs-section"></IfModule>
- <span class="hljs-section"></Directory></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></code>
然后重启Apache服务器
- <code class="ebnf">systemctl restart httpd</code>
然后就可以通过浏览器访问http://服务器ip地址/phpmyadmin访问
Centos7安装配置Apache+PHP+Mysql+phpmyadmin
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