op-packages/luci-app-netdata/root/usr/share/rpcd/acl.d/luci-app-netdata.json

{
  "luci-app-netdata": {
    "description": "Grant UCI access for netdata",
    "read": {
      "file": {
        "/etc/netdata/netdata.conf": [ "read" ],
        "/etc/init.d/netdata": [ "exec" ],
        "/usr/bin/openssl passwd -apr1 *": [ "exec" ],
        "/bin/pidof": [ "exec" ],
        "/bin/ps": [ "exec" ],
        "/bin/ash": [ "exec" ]
      },
      "ubus": {
        "rc": [ "*" ],
        "file": [ "read" ],
        "luci.netdata": [ "*" ]
      },
      "uci": [ "netdata" ]
    },
    "write": {
      "file": {
        "/etc/netdata/netdata.conf": [ "write" ]
      },
      "ubus": {
        "file": [ "write" ],
        "luci.netdata": [ "*" ]
      },
      "uci": [ "netdata" ]
    }
  }
}