// Copyright (C) 2021, Cloudflare, Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
use serde::Deserialize;
use serde::Serialize;
use super::ApplicationErrorCode;
use super::Bytes;
use super::ConnectionErrorCode;
#[derive(Serialize, Deserialize, Clone, PartialEq, Eq, Debug)]
#[serde(rename_all = "snake_case")]
pub enum TransportOwner {
Local,
Remote,
}
#[derive(Serialize, Deserialize, Clone, PartialEq, Eq, Debug)]
#[serde(rename_all = "snake_case")]
pub enum ConnectionState {
Attempted,
PeerValidated,
HandshakeStarted,
EarlyWrite,
HandshakeCompleted,
HandshakeConfirmed,
Closing,
Draining,
Closed,
}
#[derive(Serialize, Deserialize, Clone, Copy, PartialEq, Eq, Debug)]
#[serde(rename_all = "snake_case")]
pub enum ConnectivityEventType {
ServerListening,
ConnectionStarted,
ConnectionClosed,
ConnectionIdUpdated,
SpinBitUpdated,
ConnectionStateUpdated,
MtuUpdated,
}
#[derive(Serialize, Deserialize, Clone, Copy, PartialEq, Eq, Debug)]
#[serde(rename_all = "snake_case")]
pub enum ConnectionClosedTrigger {
Clean,
HandshakeTimeout,
IdleTimeout,
Error,
StatelessReset,
VersionMismatch,
Application,
}
#[serde_with::skip_serializing_none]
#[derive(Serialize, Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct ServerListening {
pub ip_v4: Option<String>, // human-readable or bytes
pub ip_v6: Option<String>, // human-readable or bytes
pub port_v4: Option<u16>,
pub port_v6: Option<u16>,
retry_required: Option<bool>,
}
#[serde_with::skip_serializing_none]
#[derive(Serialize, Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct ConnectionStarted {
pub ip_version: Option<String>, // "v4" or "v6"
pub src_ip: String, // human-readable or bytes
pub dst_ip: String, // human-readable or bytes
pub protocol: Option<String>,
pub src_port: Option<u16>,
pub dst_port: Option<u16>,
pub src_cid: Option<Bytes>,
pub dst_cid: Option<Bytes>,
}
#[serde_with::skip_serializing_none]
#[derive(Serialize, Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct ConnectionClosed {
pub owner: Option<TransportOwner>,
pub connection_code: Option<ConnectionErrorCode>,
pub application_code: Option<ApplicationErrorCode>,
pub internal_code: Option<u32>,
pub reason: Option<String>,
pub trigger: Option<ConnectionClosedTrigger>,
}
#[serde_with::skip_serializing_none]
#[derive(Serialize, Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct ConnectionIdUpdated {
pub owner: Option<TransportOwner>,
pub old: Option<Bytes>,
pub new: Option<Bytes>,
}
#[serde_with::skip_serializing_none]
#[derive(Serialize, Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct SpinBitUpdated {
pub state: bool,
}
#[serde_with::skip_serializing_none]
#[derive(Serialize, Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct ConnectionStateUpdated {
pub old: Option<ConnectionState>,
pub new: ConnectionState,
}
#[serde_with::skip_serializing_none]
#[derive(Serialize, Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct MtuUpdated {
pub old: Option<u16>,
pub new: u16,
pub done: Option<bool>,
}
