package handlers import ( "encoding/json" "reflect" "syscall" "time" "github.com/containers/libpod/pkg/util" "github.com/gorilla/schema" "github.com/sirupsen/logrus" ) // NewAPIDecoder returns a configured schema.Decoder func NewAPIDecoder() *schema.Decoder { _ = ParseDateTime d := schema.NewDecoder() d.IgnoreUnknownKeys(true) d.RegisterConverter(map[string][]string{}, convertURLValuesString) d.RegisterConverter(time.Time{}, convertTimeString) var Signal syscall.Signal d.RegisterConverter(Signal, convertSignal) return d } // On client: // v := map[string][]string{ // "dangling": {"true"}, // } // // payload, err := jsoniter.MarshalToString(v) // if err != nil { // panic(err) // } // payload = url.QueryEscape(payload) func convertURLValuesString(query string) reflect.Value { f := map[string][]string{} err := json.Unmarshal([]byte(query), &f) if err != nil { logrus.Infof("convertURLValuesString: Failed to Unmarshal %s: %s", query, err.Error()) } return reflect.ValueOf(f) } // isZero() can be used to determine if parsing failed. func convertTimeString(query string) reflect.Value { var ( err error t time.Time ) for _, f := range []string{ time.UnixDate, time.ANSIC, time.RFC1123, time.RFC1123Z, time.RFC3339, time.RFC3339Nano, time.RFC822, time.RFC822Z, time.RFC850, time.RubyDate, time.Stamp, time.StampMicro, time.StampMilli, time.StampNano, } { t, err = time.Parse(f, query) if err == nil { return reflect.ValueOf(t) } if _, isParseError := err.(*time.ParseError); isParseError { // Try next format continue } else { break } } // We've exhausted all formats, or something bad happened if err != nil { logrus.Infof("convertTimeString: Failed to parse %s: %s", query, err.Error()) } return reflect.ValueOf(time.Time{}) } // ParseDateTime is a helper function to aid in parsing different Time/Date formats // isZero() can be used to determine if parsing failed. func ParseDateTime(query string) time.Time { return convertTimeString(query).Interface().(time.Time) } func convertSignal(query string) reflect.Value { signal, err := util.ParseSignal(query) if err != nil { logrus.Infof("convertSignal: Failed to parse %s: %s", query, err.Error()) } return reflect.ValueOf(signal) }