Proxy WebSocket

WebSocket proxy with required Upgrade headers

location /ws/ {
  proxy_pass http://backend;
  proxy_http_version 1.1;
  proxy_set_header Upgrade $http_upgrade;
  proxy_set_header Connection 'upgrade';
}

tool: nginx15 commands
tags: nginx network

More nginx commands

Test configuration

nginx -t

Validate nginx.conf without reloading
Reload without downtime

nginx -s reload

Gracefully reload config — zero connection drop
Show compiled modules

nginx -V 2>&1 | tr ' ' '\n' | grep module

List all built-in and dynamic modules in the binary
Tail access log with fields

tail -f /var/log/nginx/access.log | awk '{print $1, $7, $9, $10}'

Stream IP, path, status code, and response size
Count requests by status code

awk '{print $9}' /var/log/nginx/access.log | sort | uniq -c | sort -rn

Frequency of each HTTP status code in access log

all 15 nginx commands