Openrsty (nginx_lua_module) do es Proxy and back up ES data

#user nobody;worker_processes 1; #error_log logs/error.log; #error_log logs/error.log notice; #error_log logs/error.log Info;pid logs/nginx.pid;events {worker_connections 1024;}        HTTP {upstream Master {server 10.1.1.100:9200;    Server 10.1.1.100:9200 backup; #备份库 keepalive 15;        } upstream Slave {#备份库 server 10.1.1.100:9200;    KeepAlive 15;        } server {server_name localhost 127.0.0.1 10.1.1.225;        Listen 8888;  Location/{content_by_lua_block {local function getFile (file_name) Local F                    = Assert (Io.open (file_name, ' R ')) Local string = F:read ("*all") F:close () Return string End Ngx.req.read_body () Ngx.log (NGX. ERR, ' $$$ '. Ngx.var.request_uri.       ' $$$ ') Local request_body = Ngx.req.get_body_data () if nil = = Request_body Then                 Local file_name = Ngx.req.get_body_file () if file_name then  Request_body = GetFile (file_name) end end local MASTER_RESP, Slave_resp local req_method_constant = ngx[' http_ ': Ngx.req.get_method ()] Local Arry = {m Ethod = req_method_constant, BODY = request_body} if req_method_constant = = Ngx. Http_post or Req_method_constant = = Ngx. Http_put or Req_method_constant = = Ngx.                        Http_delete then Master_resp, Slave_resp = ngx.location.capture_multi{                    {'/slave ': Ngx.var.request_uri, Arry}, {'/master ': Ngx.var.request_uri, Arry} } else Master_resp = ngx.location.capture_multi{{' /master '.                Ngx.var.request_uri, Arry}} end--[[using Master's response header--]] for k,v in pairs (master_resp.header) do Ngx.header[k] = V end Ngx.say (master_resp.body)}} Locati            On ~* ^/master {internal;            Rewrite ^/master (. *) $ $ break;        Proxy_pass Http://master;            } location ~* ^/slave {internal;            Log_subrequest on;            Rewrite ^/slave (. *) $ $ break;            Proxy_pass Http://slave;        Access_log Logs/upstream.log; }    }}

　　

Openrsty (nginx_lua_module) do es Proxy and back up ES data