Linux system deployment Linux command encyclopedia search tool

1. Introduction to linux-command

Linux command encyclopedia search tool (linux-command), which includes Linux command manuals, detailed explanations, learning, and collection. linux-command is a very practical Linux command query tool, suitable for all types of Linux users, especially those who do not have a good grasp of Linux commands.

2. Introduction to this practice

2.1 Local environment planning

This practice is a personal test environment, and the operating system version is centos7.6.

hostname	IP address	Operating system version	Kernel version
jeven	192.168.3.166	centos 7.6	3.10.0-957.el7.x86_64

2.2 Introduction to this practice

1. The deployment environment for this practice is a personal test environment, please be cautious about the production environment;
2. Deploy the Linux command encyclopedia search tool (linux-command) in the centos7.6 environment.

3. Install httpd software

3.1 Check the yum repository

If there is no mirror source, you can use Alibaba Cloud's mirror source.

curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo
sed -i -e '/mirrors.cloud.aliyuncs.com/d' -e '/mirrors.aliyuncs.com/d' /etc/yum.repos.d/CentOS-Base.repo

Check the status of the yum warehouse to ensure that each mirror source is normal.

[root@jeven ~]# yum repolist enabled
Loaded plugins: fastestmirror, langpacks
Determining fastest mirrors
 * epel: mirrors.bestthaihost.com
repo id                                                                       repo name                                                                                  status
!base/7/x86_64                                                                CentOS-7 - Base - mirrors.aliyun.com                                                       10,072
!epel/x86_64                                                                  Extra Packages for Enterprise Linux 7 - x86_64                                             13,767
!extras/7/x86_64                                                              CentOS-7 - Extras - mirrors.aliyun.com                                                        518
!mongodb-org                                                                  MongoDB Repository                                                                            342
!mysql-connectors-community/x86_64                                            MySQL Connectors Community                                                                    227
!mysql-tools-community/x86_64                                                 MySQL Tools Community                                                                         100
!mysql57-community/x86_64                                                     MySQL 5.7 Community Server                                                                    678
!updates/7/x86_64                                                             CentOS-7 - Updates - mirrors.aliyun.com                                                     5,176
repolist: 30,880

3.2 Install httpd software

Use yum directly to install the httpd software.

yum -y install  httpd

3.3 Start httpd service

Start the httpd service and enable it to start automatically at boot.

systemctl start httpd
systemctl enable  httpd

3.4 Check httpd service status

Check the httpd service to ensure that the httpd service is running normally.

[root@jeven ~]# systemctl status httpd
● httpd.service - The Apache HTTP Server
   Loaded: loaded (/usr/lib/systemd/system/httpd.service; enabled; vendor preset: disabled)
   Active: active (running) since Mon 2023-10-02 00:50:04 CST; 33s ago
     Docs: man:httpd(8)
           man:apachectl(8)
 Main PID: 38291 (httpd)
   Status: "Total requests: 0; Current requests/sec: 0; Current traffic:   0 B/sec"
   CGroup: /system.slice/httpd.service
           ├─38291 /usr/sbin/httpd -DFOREGROUND
           ├─38293 /usr/sbin/httpd -DFOREGROUND
           ├─38294 /usr/sbin/httpd -DFOREGROUND
           ├─38295 /usr/sbin/httpd -DFOREGROUND
           ├─38296 /usr/sbin/httpd -DFOREGROUND
           └─38297 /usr/sbin/httpd -DFOREGROUND

Oct 02 00:50:03 jeven systemd[1]: Starting The Apache HTTP Server...
Oct 02 00:50:04 jeven systemd[1]: Started The Apache HTTP Server.

3.5 Firewall and selinux settings

• Set up selinux

sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config
setenforce 0

• Turn off the firewall. If you want to turn on the firewall, you need to allow port 80.

systemctl stop firewalld && systemctl disable firewalld

3.6 Browser testing web services

Open the browser: http://192.168.3.166 and replace the IP with your own server IP address.

4. Install linux-command

4.1 Enter the website root directory

Go to the website root directory

[root@jeven ~]# cd /var/www/html/
[root@jeven html]#

4.2 Download linux-command

Use the following command to download the gh-pages branch code on github of linux-command.

git clone https://github.com/jaywcjlove/linux-command.git

4.3 View linux-command content

View linux-command content

[root@jeven html]# ls ./linux-command
c  contributors.html  CONTRIBUTORS.svg  css  hot.html  img  index.html  js  linux-command.docset.tgz  linux-command-docset.xml  list.html

4.4 Restart the httpd service

Restart httpd service

 systemctl restart httpd

5. Access linux-command

5.1 Visit the linux-command home page

Access address: http://192.168.3.166/linux-command/, replace the IP address with your own server IP address.

5.2 Query Linux commands

To query Linux commands, for example, to query the usage of the ping command, enter "ping" in the search box, and you will get the detailed usage of the ping command.