From 28b1ecd35318d1250dd348bf6dfc96c2a0a98065 Mon Sep 17 00:00:00 2001
From: Dale Peakall <dpeakall@thoughtworks.com>
Date: Mon, 19 Feb 2024 14:45:01 +0000
Subject: [PATCH] fix: certificate hash encoding during lookup

---
 gateway/registry/remote.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gateway/registry/remote.go b/gateway/registry/remote.go
index 29922ac..13c1176 100644
--- a/gateway/registry/remote.go
+++ b/gateway/registry/remote.go
@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"strings"
 )
 
 type RemoteRegistry struct {
@@ -59,6 +60,9 @@ type CertificateResponse struct {
 }
 
 func (r RemoteRegistry) LookupCertificate(certHash string) (*x509.Certificate, error) {
+	certHash = strings.Replace(certHash, "/", "_", -1)
+	certHash = strings.Replace(certHash, "-", "+", -1)
+
 	req, err := http.NewRequest(http.MethodGet, fmt.Sprintf("%s/api/v0/certificate/%s", r.ManagerApiAddr, certHash), nil)
 	if err != nil {
 		return nil, fmt.Errorf("creating http request: %w", err)