bump swagger and go mod tidy (#616)

Signed-off-by: Bob Callaway <bob.callaway@gmail.com>

hack/tools/go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/AdaLogics/go-fuzz-headers v0.0.0-20211102141018-f7be0cbad29c
 	github.com/dvyukov/go-fuzz v0.0.0-20210914135545-4980593459a1
 	github.com/elazarl/go-bindata-assetfs v1.0.1 // indirect
-	github.com/go-swagger/go-swagger v0.28.0
+	github.com/go-swagger/go-swagger v0.29.0
+	github.com/google/trillian v1.4.0
 	github.com/stephens2424/writerset v1.0.2 // indirect
-	golang.org/x/sys v0.0.0-20211113001501-0c823b97ae02 // indirect
 )

pkg/generated/models/log_entry.go

@@ -46,6 +46,11 @@ func (m LogEntry) Validate(formats strfmt.Registry) error {
 		}
 		if val, ok := m[k]; ok {
 			if err := val.Validate(formats); err != nil {
+				if ve, ok := err.(*errors.Validation); ok {
+					return ve.ValidateName(k)
+				} else if ce, ok := err.(*errors.CompositeError); ok {
+					return ce.ValidateName(k)
+				}
 				return err
 			}
 		}

pkg/generated/restapi/server.go

@@ -59,6 +59,7 @@ func init() {
 }
 
 var (
+	specFile         string
 	enabledListeners []string
 	cleanupTimeout   time.Duration
 	gracefulTimeout  time.Duration
@@ -86,6 +87,7 @@ var (
 
 func init() {
 	maxHeaderSize = flagext.ByteSize(1000000)
+	flag.StringVarP(&specFile, "spec", "", "", "the swagger specification to serve")
 
 	flag.StringSliceVar(&enabledListeners, "scheme", defaultSchemes, "the listeners to enable, this can be repeated and defaults to the schemes in the swagger spec")
 
@@ -166,6 +168,7 @@ func NewServer(api *operations.RekorServerAPI) *Server {
 	s.TLSKeepAlive = tlsKeepAlive
 	s.TLSReadTimeout = tlsReadTimeout
 	s.TLSWriteTimeout = tlsWriteTimeout
+	s.Spec = specFile
 	s.shutdown = make(chan struct{})
 	s.api = api
 	s.interrupt = make(chan os.Signal, 1)
@@ -215,6 +218,7 @@ type Server struct {
 	TLSWriteTimeout   time.Duration
 	httpsServerL      net.Listener
 
+	Spec         string
 	api          *operations.RekorServerAPI
 	handler      http.Handler
 	hasListeners bool