@0x92a7c8962141ef12;

using Go = import "/go.capnp";
$Go.package("commonbackend");
$Go.import("git.terah.dev/imterah/hermes/backend/commonbackend");

enum Protocol {
  tcp @0;
  udp @1;
}

enum StatusCode {
  success @0;
  failure @1;
}

enum InResponseTo {
  checkClientParameters @0;
  checkServerParameters @1;
}

struct Start {
  arguments @0 :Data;
}

struct Stop {}

struct AddProxy {
  sourceIP   @0 :Data;
  sourcePort @1 :UInt16;
  destPort   @2 :UInt16;
  protocol   @3 :Protocol;
}

struct RemoveProxy {
  sourceIP   @0 :Data;
  sourcePort @1 :UInt16;
  destPort   @2 :UInt16;
  protocol   @3 :Protocol;
}

struct ProxyStatusRequest {
  sourceIP   @0 :Data;
  sourcePort @1 :UInt16;
  destPort   @2 :UInt16;
  protocol   @3 :Protocol;
}

struct ProxyStatusResponse {
  sourceIP   @0 :Data;
  sourcePort @1 :UInt16;
  destPort   @2 :UInt16;
  protocol   @3 :Protocol;
  isActive   @4 :Bool;
}

struct ProxyInstance {
  sourceIP   @0 :Text;
  sourcePort @1 :UInt16;
  destPort   @2 :UInt16;
  protocol   @3 :Protocol;
}

struct ProxyInstanceRequest {}

struct ProxyInstanceResponse {
  proxies @0 :List(ProxyInstance);
}

struct BackendStatusRequest {}

struct BackendStatusResponse {
  isRunning  @0 :Bool;
  statusCode @1 :StatusCode;
  message    @2 :Text;
}

struct Connection {
  sourceIP   @0 :Data;
  sourcePort @1 :UInt16;
  destPort   @2 :UInt16;
  clientIP   @3 :Data;
  clientPort @4 :UInt16;
}

struct ProxyConnectionsRequest {}

struct ProxyConnectionsResponse {
  connections @0 :List(Connection);
}

struct CheckClientParameters {
  sourceIP   @0 :Data;
  sourcePort @1 :UInt16;
  destPort   @2 :UInt16;
  protocol   @3 :Protocol;
}

struct CheckServerParameters {
  arguments @0 :Data;
}

struct CheckParametersResponse {
  inResponseTo @0 :InResponseTo;
  isValid      @1 :Bool;
  message      @2 :Text;
}