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// Copyright 2019 Hristo Venev
//
// See COPYING.
use crate::model::{Endpoint, Ipv4Net, Ipv6Net, Key};
use serde_derive;
use std::time::SystemTime;
#[serde(deny_unknown_fields)]
#[derive(serde_derive::Serialize, serde_derive::Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct Peer {
pub public_key: Key,
#[serde(default)]
pub ipv4: Vec<Ipv4Net>,
#[serde(default)]
pub ipv6: Vec<Ipv6Net>,
}
#[serde(deny_unknown_fields)]
#[derive(serde_derive::Serialize, serde_derive::Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct Server {
#[serde(flatten)]
pub peer: Peer,
pub endpoint: Endpoint,
#[serde(default)]
pub keepalive: u32,
}
#[serde(deny_unknown_fields)]
#[derive(serde_derive::Serialize, serde_derive::Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct RoadWarrior {
#[serde(flatten)]
pub peer: Peer,
pub base: Key,
}
#[derive(serde_derive::Serialize, serde_derive::Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct SourceConfig {
#[serde(default)]
pub servers: Vec<Server>,
#[serde(default)]
pub road_warriors: Vec<RoadWarrior>,
}
#[derive(serde_derive::Serialize, serde_derive::Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct SourceNextConfig {
#[serde(with = "serde_utc")]
pub update_at: SystemTime,
#[serde(flatten)]
pub config: SourceConfig,
}
#[derive(serde_derive::Serialize, serde_derive::Deserialize, Clone, PartialEq, Eq, Debug)]
pub struct Source {
#[serde(flatten)]
pub config: SourceConfig,
pub next: Option<SourceNextConfig>,
}
impl Source {
pub fn empty() -> Self {
Self {
config: SourceConfig {
servers: vec![],
road_warriors: vec![],
},
next: None,
}
}
}
mod serde_utc {
use chrono::{DateTime, SecondsFormat, TimeZone, Utc};
use serde::*;
use std::fmt;
use std::time::SystemTime;
pub fn serialize<S: Serializer>(t: &SystemTime, ser: S) -> Result<S::Ok, S::Error> {
let t = DateTime::<Utc>::from(*t);
if ser.is_human_readable() {
ser.serialize_str(&t.to_rfc3339_opts(SecondsFormat::Nanos, true))
} else {
let mut buf = [0_u8; 12];
// FIXME: arrayref needs to silence this per-expression
#[allow(clippy::eval_order_dependence)]
let (buf_secs, buf_nanos) = mut_array_refs![&mut buf, 8, 4];
*buf_secs = t.timestamp().to_be_bytes();
*buf_nanos = t.timestamp_subsec_nanos().to_be_bytes();
ser.serialize_bytes(&buf)
}
}
pub fn deserialize<'de, D: Deserializer<'de>>(de: D) -> Result<SystemTime, D::Error> {
if de.is_human_readable() {
struct RFC3339Visitor;
impl<'de> serde::de::Visitor<'de> for RFC3339Visitor {
type Value = SystemTime;
fn expecting(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.write_str("RFC3339 time")
}
fn visit_str<E: serde::de::Error>(self, s: &str) -> Result<Self::Value, E> {
DateTime::parse_from_rfc3339(s)
.map_err(de::Error::custom)
.map(SystemTime::from)
}
}
de.deserialize_str(RFC3339Visitor)
} else {
let mut buf = <[u8; 12]>::deserialize(de)?;
// FIXME: arrayref needs to silence this per-expression
#[allow(clippy::eval_order_dependence)]
let (buf_secs, buf_nanos) = array_refs![&mut buf, 8, 4];
let secs = i64::from_be_bytes(*buf_secs);
let nanos = u32::from_be_bytes(*buf_nanos);
Ok(Utc.timestamp(secs, nanos).into())
}
}
}
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