1 files changed, 14 insertions, 1 deletions
diff --git a/vendor/github.com/xenolf/lego/acme/error.go b/vendor/github.com/xenolf/lego/acme/error.go
index 6d7013cf1..e4bc934c2 100644
--- a/vendor/github.com/xenolf/lego/acme/error.go
+++ b/vendor/github.com/xenolf/lego/acme/error.go
@@ -8,7 +8,10 @@ import (
 	"strings"
 )
 
-const tosAgreementError = "Must agree to subscriber agreement before any further actions"
+const (
+	tosAgreementError = "Must agree to subscriber agreement before any further actions"
+	invalidNonceError = "JWS has invalid anti-replay nonce"
+)
 
 // RemoteError is the base type for all errors specific to the ACME protocol.
 type RemoteError struct {
@@ -28,6 +31,12 @@ type TOSError struct {
 	RemoteError
 }
 
+// NonceError represents the error which is returned if the
+// nonce sent by the client was not accepted by the server.
+type NonceError struct {
+	RemoteError
+}
+
 type domainError struct {
 	Domain string
 	Error  error
@@ -73,6 +82,10 @@ func handleHTTPError(resp *http.Response) error {
 		return TOSError{errorDetail}
 	}
 
+	if errorDetail.StatusCode == http.StatusBadRequest && strings.HasPrefix(errorDetail.Detail, invalidNonceError) {
+		return NonceError{errorDetail}
+	}
+
 	return errorDetail
 }