Nginx reverse proxy server with url parameter

default.conf.template

server {
  listen 80 default_server;
  listen [::]:80 default_server;
  access_log off;

  resolver 8.8.8.8 ipv6=off;

  location / {
    proxy_pass $arg_url;
    proxy_ssl_server_name on;
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_set_header Host $proxy_host;
    proxy_cache_bypass $http_upgrade;
    client_max_body_size 100M;
  }
}

docker.sh

docker stop nginx-proxy
docker rm nginx-proxy

docker run \
  --name=nginx-proxy \
  -p 8000:80 \
  -v $PWD/templates:/etc/nginx/templates/ \
  nginx

usage.sh

curl "http://localhost:8000/?url=https://example.com"