17389: Adds clarifying comment.

Arvados-DCO-1.1-Signed-off-by: Lucas Di Pentima <lucas.dipentima@curii.com>

diff --git a/services/keepproxy/keepproxy.go b/services/keepproxy/keepproxy.go
index fadb9585ac6a83c8ade8ea06e0e9f92097327740..3191a373f23ce5f1f4e7d7fa6c7edd5463be8f4e 100644 (file)
--- a/services/keepproxy/keepproxy.go
+++ b/services/keepproxy/keepproxy.go
@@ -538,6 +538,9 @@ func (h *proxyHandler) Put(resp http.ResponseWriter, req *http.Request) {
        case nil:
                status = http.StatusOK
                if len(kc.StorageClasses) > 0 {
+                       // A successful PUT request with storage classes means that all
+                       // storage classes were fulfilled, so the client will get a
+                       // confirmation via the X-Storage-Classes-Confirmed header.
                        hdr := ""
                        isFirst := true
                        for _, sc := range kc.StorageClasses {