syntax = "proto3";

package capport;

message Message {
    oneof oneof {
        Hello hello = 1;
        AuthenticationResult authentication_result = 2;
        Ping ping = 3;
        MacStates mac_states = 10;
    }
}

// sent by clients and servers as first message
message Hello {
    bytes instance_id = 1;
    string hostname = 2;
    bool is_controller = 3;
    bytes authentication = 4;
}

// tell peer whether hello authentication was good
message AuthenticationResult {
    bool success = 1;
}

message Ping {
    bytes payload = 1;
}

message MacStates {
    repeated MacState states = 1;
}

message MacState {
    bytes mac_address = 1;
    // Seconds of UTC time since epoch
    int64 last_change = 2;
    // Seconds of UTC time since epoch
    int64 allow_until = 3;
    bool allowed = 4;
}