# nginx.vh.default.conf  --  docker-openresty
#
# This file is installed to:
#   `/etc/nginx/conf.d/default.conf`
#
# It tracks the `server` section of the upstream OpenResty's `nginx.conf`.
#
# This config (and any other configs in `etc/nginx/conf.d/`) is loaded by
# default by the `include` directive in `/usr/local/openresty/nginx/conf/nginx.conf`.
#
# See https://github.com/openresty/docker-openresty/blob/master/README.md#nginx-config-files
#


server {
    listen       80;
    server_name  localhost;

    #charset koi8-r;
    #
    #access_log  /var/log/nginx/host.access.log  main;

    types        { }
    default_type application/json;

    location / {
        proxy_pass http://127.0.0.1:2015;
 
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $http_x_forwarded_proto;
        proxy_set_header X-Forwarded-Host $server_name;
        proxy_max_temp_file_size 0;     

        # Default is HTTP/1, keepalive is only enabled in HTTP/1.1
        proxy_http_version 1.1;
        # proxy_set_header Upgrade $http_upgrade;
        # proxy_cache_bypass $http_upgrade;

        # Remove the Connection header if the client sends it,
        # it could be "close" to close a keepalive connection
        proxy_set_header Connection "";
    }

    # location / {
    #     root   /usr/local/openresty/nginx/html;
    #     index  index.html index.htm;
    #     lua_need_request_body on;
    #     content_by_lua '
    #     local resp = {headers=nil, body=nil}
    #     local json_safe = require "cjson.safe"
    #     resp.headers = ngx.req.get_headers()
    #     local body_data = ngx.unescape_uri(ngx.var.request_body)
    #     local b = json_safe.decode(body_data)
    #     if not b then
    #     resp.body = body_data
    #     else
    #     resp.body = b
    #     end
    #     resp.httpMethod = ngx.req.get_method()
    #     resp.queryStringParameters = ngx.req.get_uri_args()
    #     resp.path = ngx.var.uri
    #     ngx.print(  json_safe.encode(resp) ) ;
    #     ';
    # }

    location /nginx_status {
        stub_status;
    }

    #error_page  404              /404.html;

    # redirect server error pages to the static page /50x.html
    #
    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/local/openresty/nginx/html;
    }
    
    location = /time { content_by_lua_block { ngx.say( ngx.time() ) } }
    location = /http_time { content_by_lua_block { ngx.say( ngx.http_time(ngx.now()) ) } }
    location = /cookie_time { content_by_lua_block { ngx.say( ngx.cookie_time(ngx.now()) ) } }
    location = /utctime { content_by_lua_block { ngx.say( ngx.utctime() ) } }
    location = /now { content_by_lua_block { ngx.say( ngx.now() ) } }
    location = /ip { content_by_lua_block { ngx.say(ngx.var.remote_addr) }}
    location = /now_no_chunk_return {
            chunked_transfer_encoding off;
            content_by_lua_block {
                    local buf = ngx.now()
                    ngx.header["Content-Length"] = #tostring(buf)
                    --ngx.header["Transfer-Encoding"] = ""
                    ngx.print( buf )
            }
    }
    location = /healthz { content_by_lua_block { ngx.say("pong") }}
    
    location = /debug/echo_request {
            lua_need_request_body on;
            content_by_lua '
            local resp = {headers=nil, body=nil}
            local json_safe = require "cjson.safe"
            resp.headers = ngx.req.get_headers()
            local body_data = ngx.unescape_uri(ngx.var.request_body)
            local b = json_safe.decode(body_data)
            if not b then
            resp.body = body_data
            else
            resp.body = b
            end
            resp.httpMethod = ngx.req.get_method()
            resp.queryStringParameters = ngx.req.get_uri_args()
            resp.path = ngx.var.uri
            ngx.print(  json_safe.encode(resp) ) ;
            ';
        }

}