update restore to check data exists vs check version

Author: ddivad195

share/github-backup-utils/ghe-restore-actions

@@ -85,13 +85,13 @@ restore-secret "Actions Launch service private key" "actions-launch-app-app-priv
 restore-secret "Actions Launch token oauth key" "actions-oauth-s2s-signing-key" "secrets.launch.token-oauth-key"
 restore-secret "Actions Launch token oauth cert" "actions-oauth-s2s-signing-cert" "secrets.launch.token-oauth-cert"
 
-# Restore storage container prefix, but only if the `-c` option is used with ghe-restore to avoid staging instances using production bucket settings
-# This value will only be present in backups from versions >= 3.10 so needs to be wrapped in version checks.
-snapshot_version=$(cat "$GHE_RESTORE_SNAPSHOT_PATH/version")
-# shellcheck disable=SC2046 # Word splitting is required to populate the variables
-read -r snapshot_version_major snapshot_version_minor _ <<<$(ghe_parse_version "$snapshot_version")
-if [[ $RESTORE_SETTINGS == "true" && "$snapshot_version_major" -eq "3" && "$snapshot_version_minor" -ge "10" ]]; then  
-  restore-secret "Actions storage container prefix" "actions-storage-container-prefix" "secrets.actions.storage.container-prefix"
+# Restore storage container prefix, but only if it exists, and the `-c` option is used with ghe-restore to avoid staging instances using production bucket settings
+if [[ -e "$GHE_RESTORE_SNAPSHOT_PATH/actions-storage-container-prefix" ]]; then
+  if [[  $RESTORE_SETTINGS == "true" ]]; then 
+    restore-secret "Actions storage container prefix" "actions-storage-container-prefix" "secrets.actions.storage.container-prefix"
+  fi
+else
+  log_warn "Actions storage container prefix not present in backup. Skipping ..."
 fi
 
 # Setup the database logins.