openwrt-routing/luci-app-cjdns/files/luci-app-cjdns.json

{
        "luci-app-cjdns": {
                "description": "Grant access to LuCI app cjdns",
                "read": {
                        "uci": [ "cjdns" ]
                },
                "write": {
                        "file": {
                                "/usr/bin/cjdrouteconf": [ "exec" ]
                        },
                        "uci": [ "cjdns" ]
                }
        }
}