package main import ( "os" "github.com/astaxie/beego" _ "github.com/dfordsoft/ifconfig/routers" ) const ( HostVar = "VCAP_APP_HOST" PortVar = "VCAP_APP_PORT" ) func main() { var port string if port = os.Getenv(PortVar); port == "" { port = "8080" } beego.Run(beego.BConfig.Listen.HTTPAddr + ":" + port) }