rest_nginx.conf

worker_processes  4;
worker_rlimit_nofile 500000;

timer_resolution 100ms;
worker_priority -10;

events {
  worker_connections  10000;
  use epoll;
  multi_accept on;
}

http {
  charset                      utf-8;
  client_body_buffer_size      2048;
  client_max_body_size         4096;
  client_header_buffer_size    512;
  large_client_header_buffers  4 1k;
  output_buffers               1 512;
  postpone_output              1460;

  gzip on;
  gzip_disable "msie6";
  gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript application/javascript;

  keepalive_timeout 100;
  keepalive_requests 20000;
  reset_timedout_connection on;
  client_body_timeout 10;
  send_timeout 60s;

  default_type  "application/json; charset=utf-8";

  access_log off;
  error_log  off;

  sendfile       on;
  tcp_nopush     on;
  tcp_nodelay    on;

  upstream backend {
    # Tarantool hosts
    server 127.0.0.1:3310;

    keepalive 2000;
  }

  server {
    listen       80;
    server_name  127.0.0.1;

    proxy_buffering         off;
    proxy_buffer_size       512;
    chunked_transfer_encoding off;

    tnt_pass_http_request on parse_args pass_body unescape;
    tnt_pure_result on;
    tnt_http_methods all;
    tnt_buffer_size 1024;
    tnt_pass_http_request_buffer_size 4048;

    lua_need_request_body on;

    proxy_http_version 1.1;
    proxy_set_header Connection "";
    #-----------------------------------------users
    location = /users {
      internal;
      tnt_http_rest_methods get post;
      tnt_method userEndpoint;
      tnt_pass backend;
    }

    location = /users/new {
      rewrite_by_lua_block {
        local cjson = require("cjson")
        local data = ngx.req.get_body_data()
        local res = ngx.location.capture('/users',{ method = ngx.HTTP_POST, body = data})
      local answ = cjson.decode(res.body)
      if answ[1]==200 then
      ngx.say(cjson.encode(answ[2]))
      else
      ngx.exit(answ[1])
      end
    }
  }

  location ~ /users/(\d+) {
    if ($request_method = "GET") {
      rewrite_by_lua_block {
        local cjson = require("cjson")
        local res = ngx.location.capture('/users',{args = ngx.var.args, method = ngx.HTTP_GET})
      local answ = cjson.decode(res.body)
      if answ[1]==200 then
      local result = cjson.encode(answ[2])
      result = result:gsub("{}", "[]")
      ngx.say(result)
      else
      ngx.exit(answ[1])
      end
    }
  }
  if ($request_method = "POST") {
    rewrite_by_lua_block {
      local cjson = require("cjson")
      local data = ngx.req.get_body_data()
      local res = ngx.location.capture('/users',{ method = ngx.HTTP_POST, body = data})
    local answ = cjson.decode(res.body)
    if answ[1]==200 then
    ngx.say(cjson.encode(answ[2]))
    else
    ngx.exit(answ[1])
    end
  }
}
}

#-----------------------------------------visits
  location = /visits {
    internal;
    tnt_http_rest_methods get post;
    tnt_method visitEndpoint;
    tnt_pass backend;
  }

  location = /visits/new {
      rewrite_by_lua_block {
        local cjson = require("cjson")
        local data = ngx.req.get_body_data()
        local res = ngx.location.capture('/visits',{ method = ngx.HTTP_POST, body = data})
        local answ = cjson.decode(res.body)
        if answ[1]==200 then
          ngx.say(cjson.encode(answ[2]))
        else
          ngx.exit(answ[1])
        end
      }
  }

  location ~ /visits/(\d+) {
    if ($request_method = "GET") {
      rewrite_by_lua_block {
        local cjson = require("cjson")
        local res = ngx.location.capture('/visits')
        local answ = cjson.decode(res.body)
        if answ[1]==200 then
            ngx.say(cjson.encode(answ[2]))
        else
            ngx.exit(answ[1])
        end
      }
    }
    if ($request_method = "POST") {
      rewrite_by_lua_block {
      local cjson = require("cjson")
      local data = ngx.req.get_body_data()
      local res = ngx.location.capture('/visits',{ method = ngx.HTTP_POST, body = data})
      local answ = cjson.decode(res.body)
          if answ[1]==200 then
      ngx.say(cjson.encode(answ[2]))
      else
          ngx.exit(answ[1])
      end
    }
  }
}

#-----------------------------------------locations
  location = /locations {
    internal;
    tnt_http_rest_methods get post;
    tnt_method locationEndpoint;
    tnt_pass backend;
  }

  location = /locations/new {
      rewrite_by_lua_block {
        local cjson = require("cjson")
        local data = ngx.req.get_body_data()
        local res = ngx.location.capture('/locations',{ method = ngx.HTTP_POST, body = data})
        local answ = cjson.decode(res.body)
        if answ[1]==200 then
          ngx.say(cjson.encode(answ[2]))
        else
          ngx.exit(answ[1])
        end
      }
  }

  location ~ /locations/(\d+) {
    if ($request_method = "GET") {
      rewrite_by_lua_block {
        local cjson = require("cjson")
        local res = ngx.location.capture('/locations',{args = ngx.var.args, method = ngx.HTTP_GET})
        local answ = cjson.decode(res.body)
        if answ[1]==200 then
            ngx.say(cjson.encode(answ[2]))
        else
            ngx.exit(answ[1])
        end
      }
    }
    if ($request_method = "POST") {
      rewrite_by_lua_block {
      local cjson = require("cjson")
      local data = ngx.req.get_body_data()
      local res = ngx.location.capture('/locations',{ method = ngx.HTTP_POST, body = data})
      local answ = cjson.decode(res.body)
          if answ[1]==200 then
      ngx.say(cjson.encode(answ[2]))
      else
          ngx.exit(answ[1])
      end
    }
  }
}
}
}