syntax = "proto3";
package rpcpb;

message CmdGetRequest {
    bytes key     = 1;
}

message CmdGetResponse {
    bytes result   = 1;
    string error  = 2;
}

message CmdSetRequest {
    bytes key     = 1;
    bytes value   = 2;
}

message CmdSetResponse {
    bool result   = 1;
    string error  = 2;
}

message CmdPingRequest {
    string message   = 1;
}

message CmdPingResponse {
    string message   = 1;
}

enum MessageType {
    CmdPing            = 0;
    CmdGet             = 1;
    CmdSet             = 2;
}

message Request {
    MessageType             type                  = 1;
    oneof body {
        CmdPingRequest          cmd_ping_req          = 2;
        CmdGetRequest           cmd_get_req           = 3;
        CmdSetRequest           cmd_set_req           = 4;
    }
}

message Response {
    MessageType             type                  = 1;
    oneof body {
        CmdPingResponse         cmd_ping_res          = 2;
        CmdGetResponse          cmd_get_res           = 3;
        CmdSetResponse          cmd_set_res           = 4;
    }
}