What is dokuwiki

As its name implies, it is a wiki which can be used in a company to share knowldege.
It’s web-based and database is not required.

Another is MediaWiki.

System requirements:

• web server, e.g. apache, ngnix, not tomcat
• php >= 5.2
• php-gd

Installation

1. install apache
   • sudo yum install httpd openssl mod_ssl
   • make it automatically start when your system start-up : systemctl enable httpd

   • if you need to change default port 80 to others, then sudo vi /etc/httpd/conf/httpd.conf, change

     Listen 80

     sudo firewall-cmd --zone=public --add-port=8090/tcp --permanent
          
     sudo firewall-cmd --reload
          
     restart httpd to make it take effect
     

2. install php
   • sudo yum install php php-gd
   • sudo vi /etc/php.ini, change it likes expose_php = Off
3. download dokuwiki
   • choose Wrap plugin and Upgrade plugin on download page
   • unzip it to /var/www/html
   • modify ownership with sudo chown apache: -R /var/www/html/dokuwiki
4. config SELinux
   • sudo yum install policycoreutils-python
   • sudo semanage permissive -a httpd_t

5. modify firewall if necessary

   Incoming traffic on port 80 maybe blocked by default. If so, we must create a permanent firewall rule to accept it.

   sudo firewall-cmd --permanent --zone=public --add-service=http 
   sudo firewall-cmd --reload
   

6. restart apache
   • sudo systemctl restart httpd

Usage

• open localhost/dokuwiki/install.php in browser and config it then remove install.php
• some userful plugin should be added, for instance, add new page, tag, pagelist