Installation software operation manual (continuous update)

install JDK

download Oracle JDK

https://www.oracle.com/java/technologies/javase-jdk14-downloads.html

1、 decompression

tar -xvf jdk-14.0.2_linux-x64_bin.tar.gz

2、 The configuration file

vim /etc/profile

Add the following to the last line

export JAVA_HOME=/usr/local/jdk/jdk-14.0.2
export PATH=$JAVA_HOME/bin:$PATH
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

3、 To make a document effective

source /etc/profile

4、 see jdk edition

java -version

install Nginx

1、 download nginx

wget http://nginx.org/download/nginx-1.17.1.tar.gz 

2、 Unzip and enter the file

3、 Install dependency packages

yum install gcc-c++

yum install pcre

yum install pcre-devel

yum install zlib

yum install zlib-devel

yum install openssl

yum install openssl-devel

4、 Check dependency packages

./configure

5、 install nginx

make install

6、 Edit the startup script file

Switch to /lib/systemd/system/ Catalog , establish nginx,service file Re edit vim nginx.service

vim /lib/systemd/system/nginx.service

[Unit]
Description=nginx
After=network.target

[Service]
Type=forking
ExecStart=/usr/local/nginx/sbin/nginx
ExecReload=/usr/1oca1/nginx/sbin/nginx reload
ExecStop=/usr /loca1/nginx/sbin/nginx quit
PrivateTmp=true

[Insta11]
WantedBy=multi-user.target

7、 Set boot up

systemctl enable nginx.service

8、 start-up nginx

systemctl start nginx.service```

 end nginx
systemctl stop nginx. service

 restart nginx
systemctl restart nginx. service

9、 A firewall

 Add port 
firewall-cmd --zone=public --add-port=80/tcp --permanent

 Reload 
firewall-cmd --reload

10、 Verify that the installation was successful

use IP Address open web page

install redis

1. Download it locally redis package

Download the stable version

2. Linux download redis

// download wegt command 
yum -y install wget

// download  redis
wget http://download.redis.io/releases/redis-5.0.5.tar.gz

install redis

1、 Unzip and enter the file

tar -xvf redis-5.0.5.tar.gz

because redis Install through source code , rely on gcC compiler , First confirm the machine gcc edition , Make sure that gcc Version in 4.2 above ,

2、 install gcc compiler

yum install gcc

3、 install redis

make malloc=libc

After installation , Need to use make test Test it

If there is a problem with the compilation test , The direct installation will not pass , The following exceptions may occur

Abnormal information , Remind us that we need tcl rely on ,

- install tcl

yum install tcl 

Over and over again make test test , Until success

cd src && make install

start-up redis service

1、 Opening service

./redis-server

2、 We need to set the service to start in the background

vim redis.conf

modify redis.conf file , Daemon daemonize no Change it to daemonize yes

3、 Move redis.conf To /etc/redis Under the table of contents , And renamed 6379.conf

4、 Copy the startup script to /etc/rc.d/init.d And changed his name to redisd

cp /mnt/install/redis-5.0.5/utils/redis_init_script /etc/rc.d/init.d/

- Change the name redisd Some contents of the document , Make it a service

1、 Add... To the first line of the script , The new version should not be added

#chkconfig:2345 80 90

2、 modify EXEC、CLIEXEC

# Original content 
EXEC=/usr/1oca1/bin/redis-server
CLIEXEC=/usr/loca1/bin/redis-cli

# The revised content 
EXEC=  install redis The path of /redis-5.0.5/src/redis-server
CLIEXEC=  install redis The path of /redis-5.0.5/src/redis-cli

3、 stay $EXEC $CONF Followed by &

- Add startup

chkconfig redisd on

- Start by setting the script redis service

service redisd start

- Check if the firewall is on , Add port Open the entrance to the external machine

firewall-cmd --zone=public --add-port=6379/tcp --permanent

 Reload 
firewall-cmd --reload

Sign in redis

redis-cli The client side.

- Set the password

vim /etc/redis/6379.conf

requirepass  password 

- Set up the connection IP

vim /etc/redis/6379.conf

bind 0.0.0.0 # All can be connected 

install telnet Installation command

CD-ROM device directory

/dev/cdrom

1、 Create mount point Directory

mkdir /mnt/setup

2. Mount the optical disk drive to the created directory

mount -r /dev/cdrom /mnt/setup

3. View the... Of the mount directory telnet software package

cd /mnt/setup/Packages// To all installed directories 

find *telnet* / Find the installation package ,

telnet-0.17-60.el7.x86_64.rpm 、telnet-server-0.17-60.el7.x86_64.rpm
telnet command / telnet Service for

4、 install telnet

rpm -ivh telnet-0.17-60.el7.x86_64.rpm