1 files changed, 0 insertions, 100 deletions
diff --git a/vendor/github.com/jackc/pgx/v5/pgconn/krb5.go b/vendor/github.com/jackc/pgx/v5/pgconn/krb5.go
deleted file mode 100644
index 3c1af3477..000000000
--- a/vendor/github.com/jackc/pgx/v5/pgconn/krb5.go
+++ /dev/null
@@ -1,100 +0,0 @@
-package pgconn
-
-import (
-	"errors"
-	"fmt"
-
-	"github.com/jackc/pgx/v5/pgproto3"
-)
-
-// NewGSSFunc creates a GSS authentication provider, for use with
-// RegisterGSSProvider.
-type NewGSSFunc func() (GSS, error)
-
-var newGSS NewGSSFunc
-
-// RegisterGSSProvider registers a GSS authentication provider. For example, if
-// you need to use Kerberos to authenticate with your server, add this to your
-// main package:
-//
-//	import "github.com/otan/gopgkrb5"
-//
-//	func init() {
-//		pgconn.RegisterGSSProvider(func() (pgconn.GSS, error) { return gopgkrb5.NewGSS() })
-//	}
-func RegisterGSSProvider(newGSSArg NewGSSFunc) {
-	newGSS = newGSSArg
-}
-
-// GSS provides GSSAPI authentication (e.g., Kerberos).
-type GSS interface {
-	GetInitToken(host string, service string) ([]byte, error)
-	GetInitTokenFromSPN(spn string) ([]byte, error)
-	Continue(inToken []byte) (done bool, outToken []byte, err error)
-}
-
-func (c *PgConn) gssAuth() error {
-	if newGSS == nil {
-		return errors.New("kerberos error: no GSSAPI provider registered, see https://github.com/otan/gopgkrb5")
-	}
-	cli, err := newGSS()
-	if err != nil {
-		return err
-	}
-
-	var nextData []byte
-	if c.config.KerberosSpn != "" {
-		// Use the supplied SPN if provided.
-		nextData, err = cli.GetInitTokenFromSPN(c.config.KerberosSpn)
-	} else {
-		// Allow the kerberos service name to be overridden
-		service := "postgres"
-		if c.config.KerberosSrvName != "" {
-			service = c.config.KerberosSrvName
-		}
-		nextData, err = cli.GetInitToken(c.config.Host, service)
-	}
-	if err != nil {
-		return err
-	}
-
-	for {
-		gssResponse := &pgproto3.GSSResponse{
-			Data: nextData,
-		}
-		c.frontend.Send(gssResponse)
-		err = c.flushWithPotentialWriteReadDeadlock()
-		if err != nil {
-			return err
-		}
-		resp, err := c.rxGSSContinue()
-		if err != nil {
-			return err
-		}
-		var done bool
-		done, nextData, err = cli.Continue(resp.Data)
-		if err != nil {
-			return err
-		}
-		if done {
-			break
-		}
-	}
-	return nil
-}
-
-func (c *PgConn) rxGSSContinue() (*pgproto3.AuthenticationGSSContinue, error) {
-	msg, err := c.receiveMessage()
-	if err != nil {
-		return nil, err
-	}
-
-	switch m := msg.(type) {
-	case *pgproto3.AuthenticationGSSContinue:
-		return m, nil
-	case *pgproto3.ErrorResponse:
-		return nil, ErrorResponseToPgError(m)
-	}
-
-	return nil, fmt.Errorf("expected AuthenticationGSSContinue message but received unexpected message %T", msg)
-}