Imports github.com/gorilla/handlers github.com/rs/cors github.com/rcrowley/go-metrics github.com/Sirupsen/logrus github.com/andrewseidl/viper github.com/spf13/pflag gopkg.in/tylerb/graceful.v1 Standard library imports net/http/pprof os/user net/http/httputil bytes encoding/json errors fmt io io/ioutil net net/http net/url os path/filepath regexp strconv strings time