readonlyrest: access_control_rules: - name: Accept requests from cloud1 on my_index groups: ["cloud1"] indices: ["my_index"] - name: Accept requests from cloud2 on another_index groups: ["cloud2"] indices: ["another_index"] users: - username: username auth_key: username:password groups: ["cloud1"] - username: test auth_key_sha1: a94a8fe5ccb19ba61c4c0873d391e987982fbbd3 groups: ["cloud2"]