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Enforce image is treated as empty class

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Enforces backwards compatibility with older authorization servers
without requiring the client to know about the compatibility
requirements.

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
This commit is contained in:
Derek McGowan 2016-12-05 15:10:29 -08:00
parent 38fbd03266
commit 426d0734d4
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1 changed files with 3 additions and 1 deletions
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4
registry/client/auth/session.go
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@ -155,7 +155,9 @@ type RepositoryScope struct {
// using the scope grammar
func (rs RepositoryScope) String() string {
repoType := "repository"
if rs.Class != "" {
// Keep existing format for image class to maintain backwards compatibility
// with authorization servers which do not support the expanded grammar.
if rs.Class != "" && rs.Class != "image" {
repoType = fmt.Sprintf("%s(%s)", repoType, rs.Class)
}
return fmt.Sprintf("%s:%s:%s", repoType, rs.Repository, strings.Join(rs.Actions, ","))