o/fdestate/backend: add debug log if fdstore is not supported

ZeyadYasser · ZeyadYasser · commit 5dc275db7ebb · 2026-07-23T16:03:20.000+03:00
Signed-off-by: Zeyad Gouda &lt;zeyad.gouda@canonical.com&gt;
diff --git a/overlord/fdestate/backend/secret_state.go b/overlord/fdestate/backend/secret_state.go
@@ -301,6 +301,8 @@ func openSecretStateFile() (*os.File, error) {
 			if err := fdstoreAdd(fdstore.FdNameMemfdSecretState, f); err != nil {
 				return nil, fmt.Errorf("cannot add secret state to fdstore: %w", err)
 			}
+		} else {
+			logger.Debugf("secret state will not persist across snapd restarts: systemd version too old to support fdstore")
 		}
 	} else if err != nil {
 		return nil, fmt.Errorf("cannot get secret state from fdstore: %w", err)

Original file line number	Diff line number	Diff line change
`@@ -301,6 +301,8 @@ func openSecretStateFile() (*os.File, error) {`
`301`	`301`	`if err := fdstoreAdd(fdstore.FdNameMemfdSecretState, f); err != nil {`
`302`	`302`	`return nil, fmt.Errorf("cannot add secret state to fdstore: %w", err)`
`303`	`303`	`}`
	`304`	`+ } else {`
	`305`	`+ logger.Debugf("secret state will not persist across snapd restarts: systemd version too old to support fdstore")`
`304`	`306`	`}`
`305`	`307`	`} else if err != nil {`
`306`	`308`	`return nil, fmt.Errorf("cannot get secret state from fdstore: %w", err)`