appguard.proto

syntax = "proto3";

package appguard;

import "google/protobuf/empty.proto";
import "commands.proto";

service AppGuard {
  // Control channel
  rpc ControlChannel(stream appguard_commands.ClientMessage)
      returns (stream appguard_commands.ServerMessage);
  // Logs
  rpc HandleLogs (Logs) returns (google.protobuf.Empty);
  // TCP
  rpc HandleTcpConnection (AppGuardTcpConnection) returns (AppGuardTcpResponse);
  // HTTP
  rpc HandleHttpRequest (AppGuardHttpRequest) returns (AppGuardResponse);
  rpc HandleHttpResponse (AppGuardHttpResponse) returns (AppGuardResponse);
  // SMTP
  rpc HandleSmtpRequest (AppGuardSmtpRequest) returns (AppGuardResponse);
  rpc HandleSmtpResponse (AppGuardSmtpResponse) returns (AppGuardResponse);
  // Other
  rpc FirewallDefaultsRequest (Token) returns (appguard_commands.FirewallDefaults);
}

// Logs ----------------------------------------------------------------------------------------------------------------
message Logs {
  string token = 1;
  repeated Log logs = 3;
}

message Log {
  string timestamp = 1;
  string level = 2;
  string message = 3;
}

// TCP -----------------------------------------------------------------------------------------------------------------

message AppGuardTcpConnection {
  string token = 1;
  optional string source_ip = 2;
  optional uint32 source_port = 3;
  optional string destination_ip = 4;
  optional uint32 destination_port = 5;
  string protocol = 6;
}

message AppGuardIpInfo {
  string ip = 1;
  optional string country = 2;
  optional string asn = 3;
  optional string org = 4;
  optional string continent_code = 5;
  optional string city = 6;
  optional string region = 7;
  optional string postal = 8;
  optional string timezone = 9;
//  bool blacklist = 100;
}

message AppGuardTcpInfo {
  AppGuardTcpConnection connection = 1;
  AppGuardIpInfo ip_info = 2;
  uint64 tcp_id = 3;
}

// HTTP ----------------------------------------------------------------------------------------------------------------

message AppGuardHttpRequest {
  string token = 1;
  string original_url = 2;
  map<string, string> headers = 3;
  string method = 4;
  optional string body = 5;
  map<string, string> query = 6;
  AppGuardTcpInfo tcp_info = 100;
}

message AppGuardHttpResponse {
  string token = 1;
  uint32 code = 2;
  map<string, string> headers = 3;
  AppGuardTcpInfo tcp_info = 100;
}

// SMTP ----------------------------------------------------------------------------------------------------------------

message AppGuardSmtpRequest {
  string token = 1;
  map<string, string> headers = 2;
  optional string body = 3;
  AppGuardTcpInfo tcp_info = 100;
}

message AppGuardSmtpResponse {
  string token = 1;
  optional uint32 code = 2;
  AppGuardTcpInfo tcp_info = 100;
}

// Response ------------------------------------------------------------------------------------------------------------

message AppGuardResponse {
  appguard_commands.FirewallPolicy policy = 2;
}

message AppGuardTcpResponse {
  AppGuardTcpInfo tcp_info = 1;
}

// Other --------------------------------------------------------------------------------------

message Token {
  string token = 1;
}