FROM openresty/openresty:alpine-fat

RUN apk add --no-cache curl perl

RUN /usr/local/openresty/luajit/bin/luarocks install cuid

EXPOSE 80

COPY nginx.conf usr/local/openresty/nginx/conf/

version: "3"

services:

   id:

     build: .

     image: dalongrong/cuid-openresty

     ports:

     - "8080:80"

worker_processes 1;

events {

    worker_connections 1024;

}

http {

    include mime.types;

    default_type application/octet-stream;

    sendfile on;

    keepalive_timeout 65;

    gzip on;

    real_ip_header X-Forwarded-For;

    real_ip_recursive on;

    server {

        listen 80;

        server_name localhost;

        charset utf-8;

        location / {

            root html;

            index index.html index.htm;

        }

        location /id {

         default_type text/html;

          content_by_lua_block {

              local cuid = require("cuid")

              local id = cuid.generate ( )

              local slug = cuid.slug ( )

              ngx.say("<div> shortid "..slug.."</div>".."<div>long id"..id.."</div>")

          }

        }

        location /alert {

         default_type text/html;

         content_by_lua_block{

             ngx.say([[<script>alert("error")</script>]])

         }

        }

        location /ip {

            default_type text/html;

            content_by_lua_block{

                ngx.say(ngx.var.remote_addr)

            }

        }

        error_page 500 502 503 504 /50x.html;

        location = /50x.html {

            root html;

        }

    }

}

docker-compose build

docker-compose up -d

open http://localhost:8080/id