Centos7 install Nginx

Introduction

Nginx (pronounced the same as engine x) is an asynchronous framework web server, which can also be used as a reverse proxy, load balancer and HTTP cache . The software was created by Igor Sysoev and was first publicly released in 2004. The company of the same name was established in 2011 to provide support.

Compile and install method

1. Install gcc gcc is used to compile the downloaded nginx source code

yum install gcc-c++

2. Install pcre and pcre-devel

PCRE (Perl Compatible Regular Expressions) is a Perl library, including Perl compatible regular expression libraries.
The http module of nginx uses pcre to parse regular expressions, and pcre-devel is a secondary development library developed using pcre.

yum install -y pcre pcre-devel

3. Install zlib zlib provides many compression and decompression methods, nginx needs zlib to gzip http.

yum install -y zlib zlib-devel

4. Install openssl openssl is a secure socket layer cryptographic library, nginx must support https, and openssl is required.

yum install -y openssl openssl-devel

5. Download nginx

wget http://nginx.org/download/nginx-1.9.9.tar.gz

6. Unzip

tar -zxvf nginx-1.9.9.tar.gz

7. cd to file path

8. Compile

. /configure --prefix=/usr --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --pid-path=/var/run/nginx/nginx.pid --lock-path=/var/lock/nginx.lock --user=nginx --group=nginx --with-http_ssl_module --with-http_flv_module --with-http_gzip_static_module --http-log-path=/var/log/nginx/access.log --http-client-body-temp-path=/var/tem/nginx/client --http-proxy-temp-path=/var/tem/nginx/proxy --http-fastcgi-temp-path=/var/tem/nginx/fcgi --with-http_stub_status_module

9. installation

make && make install

10. start up

nginx -c /etc/nginx/nginx.conf

11. If there is a [emerg] getpwnam("nginx") failed error execution

useradd -s /sbin/nologin -M nginx
id nginx

12. If there is an error of [emerg] mkdir() "/var/temp/nginx/client" failed (2: No such file or directory)

sudo mkdir -p /var/tem/nginx/client

13. If you are running a firewall, run the following command to allow HTTP and HTTPS communication:

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

yum installation method

1. Add Nginx repository

To add CentOS 7 EPEL repository, open a terminal and use the following command:

sudo yum install epel-release

2. Install Nginx

Now that the Nginx repository has been installed on your server, use the following yum command to install Nginx:

sudo yum install nginx

After answering yes to the prompt, Nginx will complete the installation on the server.

3. Start Nginx

Nginx will not start by itself. To run Nginx, enter:

sudo systemctl start nginx

If you are running a firewall, run the following command to allow HTTP and HTTPS communication:

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

If you want to enable Nginx at system startup. Please enter the following command:

sudo systemctl enable nginx