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Nginx Documentation

Nginx web server configuration, optimization, and proxy management

Topics

  • Configuration

    Comprehensive Nginx configuration guide including virtual hosts, SSL, and optimization.

    View Guide

  • Proxy Manager

    Nginx Proxy Manager setup and usage for easy reverse proxy management.

    View Guide

  • Docker & K8s

    Guide for deploying Nginx on Docker and Kubernetes environments.

    View Guide

Nginx Architecture

flowchart LR
    subgraph Internet
        A[Clients]
    end

    subgraph Nginx
        B[Listener :80/:443]
        C{Router}
    end

    subgraph Backend
        D[Static Files]
        E[App Server 1]
        F[App Server 2]
        G[API Server]
    end

    A --> B
    B --> C
    C -->|/static| D
    C -->|/app| E
    C -->|/app| F
    C -->|/api| G

Common Use Cases

Use Case Description Config Section
Static Hosting Serve HTML, CSS, JS files root, index
Reverse Proxy Forward to backend servers proxy_pass
Load Balancing Distribute traffic upstream
SSL Termination Handle HTTPS ssl_certificate
Caching Cache static content proxy_cache

Quick Reference

Basic Server Block

server {
    listen 80;
    server_name example.com;
    root /var/www/html;

    location / {
        try_files $uri $uri/ =404;
    }
}

Reverse Proxy

server {
    listen 80;
    server_name api.example.com;

    location / {
        proxy_pass http://localhost:3000;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
    }
}

Load Balancer

upstream backend {
    server 192.168.1.10:8080 weight=3;
    server 192.168.1.11:8080 weight=2;
    server 192.168.1.12:8080 backup;
}

server {
    listen 80;
    location / {
        proxy_pass http://backend;
    }
}

Essential Commands

# Test configuration
sudo nginx -t

# Reload configuration
sudo systemctl reload nginx

# View logs
tail -f /var/log/nginx/access.log
tail -f /var/log/nginx/error.log