Some code for twisted

Before using Swoole write a program in the data volume when there is a memory leak, to twisted implementation, self-test error, recorded as follows (the pressure test CPU consumption from 80% to 20%, the throughput RPS from 120 to 280).

#!/usr/bin/env python fromTwisted.internetImporttask, Reactor fromTwisted.pythonImportLog fromTwisted.webImportstatic, server, resourceImportMySQLdbImportJSONclassRotatemap (object):def __init__(self): self.using=0 Self.unuse= 1Self.map= [{},{}]    deffind (Self, key):ifSelf.map[self.using].has_key (key):returnSelf.map[self.using][key]returnFalsedefset (self, nmap): Self.map[self.unuse]=nmap Self._swap ()defGet (self):returnSelf.map[self.using]def_swap (self): Self.using,self.unuse=Self.unuse,self.usingcheck=Rotatemap () allow=Rotatemap () Start=Rotatemap () log.startlogging (open ("/tmp/tserver.log",'W'))classTserver (Resource. Resource): IsLeaf=TruedefGetchild (self, Name, request):ifName = ="':            return SelfreturnResource.getchild (self, name, request)defRender_get (self, request):ifRequest.requestHeaders.hasHeader ("x-forwarded-for"): Log.msg ("%s %s%s"% (Request.requestHeaders.getRawHeaders ("x-forwarded-for"), Request.path, Json.dumps (Request.args)))Else: Log.msg ("%s %s%s"% ("127.0.0.1", Request.path, Json.dumps (Request.args))) if "/api1"==Request.path:ifRequest.args.has_key ("version"): Version= request.args["version"][0]ifVersion! ="":                GlobalStart Info=start.get () result= {}                ifinfo["version"] !=version:result["Needup"] =True result["version"] =InfoElse: result["Needup"] =Falsereturnjson.dumps (Result)elif "/api2"==Request.path:host=""            ifRequest.args.has_key ("Host"): Host= request.args["Host"][0]GlobalCheckifHost! ="": v1=Check.find (host)ifV1 = =False:v1="0"            return "%s"%(v1)elif "/api3"==Request.path:host=""            ifRequest.args.has_key ("Host"): Host= request.args["Host"][0] V1= V2 = 1Global AllowifHost! =""  andAllow.find (host)! =False:v1=0return "%d|%d"%(V1,V2)elif "/reload"==Request.path:cmd="file"            ifRequest.args.has_key ("cmd"): cmd= request.args["cmd"][0] Helper=Reloadhelper () helper.reload (cmd)return " Done"        Else: Request.setresponsecode (50U)            return "404 Not Found"Request.setresponsecode (400)        return "Request"classReloadhelper (object):defReload (self, cmd): log.msg ("Reload%s Start"%(cmd))ifcmd = ="DB": Self._reloaddb ()elifcmd = ="file": Self._reloadfile () log.msg ("Reload%s End"%(cmd))def_reloadfile (self): Data={} f= Open ("Check.data") Line=F.readline () whileLine:domain, Levelid= Line.strip (). Split ("|") Data[domain]=Levelid Line=f.readline () f.close ( )Globalcheck Check.set (data) data={} f= Open ("Allow.data") Line=F.readline () whileLine:domain=Line.strip () Data[domain]="0" Line=f.readline () f.close ( )GlobalAllow allow.set (data)def_reloaddb (self):Try: Conn=mysqldb.connect (host='hostname', user='username', passwd='passwd', port=3306) conn.select_db ("dbname") cur=conn.cursor () Cur.execute ("Set names UTF8") Cur.execute ("SELECT ID, version, name from table ORDER by ID DESC LIMIT 1") Row=Cur.fetchone ()ifLen (Row) = = 3: Data={} data["ID"] =Row[0] data["version"] = row[1] data["name"] = row[2]                Globalstart Start.set (data) Cur.close () conn.close ()exceptMysqldb.error, E:log.err ("MySQL error%d,%s"% (E.args[0], e.args[1]) Helper=Reloadhelper () L= task. Loopingcall (Helper.reload,"DB") L.start (600) L= task. Loopingcall (Helper.reload,"file") L.start (3600000)defMain (): Tserver= static. File ("/usr/local/nginx/html") Tserver.putchild ("Service", Tserver ()) Tserver.putchild ("HTML", Static. File ("/usr/nginx/html")) Reactor.listentcp (8080, server. Site (Tserver), 50,"127.0.0.1") Reactor.run ()if __name__=='__main__': Main ()

Some code for twisted