fix: fallback to anonymous auth in oci pusher

lkingland · lkingland · commit ae1ec7389336 · 2025-10-15T17:02:20.000+09:00
diff --git a/pkg/oci/pusher.go b/pkg/oci/pusher.go
@@ -172,9 +172,6 @@ func (p *Pusher) writeIndex(ctx context.Context, ref name.Reference, ii v1.Image
 		if err != nil {
 			return err
 		}
-		if a == nil {
-			return errors.New("no authentication option provided")
-		}
 		oo = append(oo, a)
 	}
 
@@ -210,5 +207,6 @@ func (p *Pusher) authOption(ctx context.Context, creds Credentials) (remote.Opti
 		return remote.WithAuth(&authn.Basic{Username: creds.Username, Password: creds.Password}), nil
 	}
 
-	return nil, nil
+	// Return anonymous auth when no credentials are provided (e.g., for localhost registries)
+	return remote.WithAuth(authn.Anonymous), nil
 }

Original file line number	Diff line number	Diff line change
`@@ -172,9 +172,6 @@ func (p *Pusher) writeIndex(ctx context.Context, ref name.Reference, ii v1.Image`
`172`	`172`	`if err != nil {`
`173`	`173`	`return err`
`174`	`174`	`}`
`175`		`- if a == nil {`
`176`		`- return errors.New("no authentication option provided")`
`177`		`- }`
`178`	`175`	`oo = append(oo, a)`
`179`	`176`	`}`
`180`	`177`
`@@ -210,5 +207,6 @@ func (p *Pusher) authOption(ctx context.Context, creds Credentials) (remote.Opti`
`210`	`207`	`return remote.WithAuth(&authn.Basic{Username: creds.Username, Password: creds.Password}), nil`
`211`	`208`	`}`
`212`	`209`
`213`		`- return nil, nil`
	`210`	`+ // Return anonymous auth when no credentials are provided (e.g., for localhost registries)`
	`211`	`+ return remote.WithAuth(authn.Anonymous), nil`
`214`	`212`	`}`