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use crate::packet_content::PeerToPeerCipher;
use bytes::{Buf, Bytes};
use chrono::{DateTime, Utc};
#[derive(PartialEq, Debug, Clone)]
pub struct Request {
pub cipher: PeerToPeerCipher,
pub cleartext: Option<ClearRequest>,
}
#[derive(PartialEq, Debug, Clone)]
pub struct ClearRequest {
pub timestamp: DateTime<Utc>,
pub request_type: RequestType,
pub request_data: Bytes,
}
impl From<Bytes> for ClearRequest {
fn from(value: Bytes) -> Self {
let mut bytes = value;
let mut clear_request = ClearRequest {
timestamp: DateTime::from_timestamp(0, 0).unwrap(),
request_type: RequestType::Invalid,
request_data: Bytes::new(),
};
// Just check for the whole fixed-size part at once
if bytes.len() < 5 {
return clear_request;
}
if let Some(timestamp) = DateTime::from_timestamp(bytes.get_u32() as i64, 0) {
clear_request.timestamp = timestamp;
}
clear_request.request_type = RequestType::from(bytes.get_u8());
clear_request.request_data = bytes;
clear_request
}
}
#[derive(PartialEq, Debug, Clone)]
pub enum RequestType {
Stats,
Keepalive,
Telemetry,
MinMaxAvg,
ACL,
Invalid,
Neighbors,
}
impl From<u8> for RequestType {
fn from(value: u8) -> Self {
match value {
0x01 => RequestType::Stats,
0x02 => RequestType::Keepalive,
0x03 => RequestType::Telemetry,
0x04 => RequestType::MinMaxAvg,
0x05 => RequestType::ACL,
0x06 => RequestType::Neighbors,
_ => RequestType::Invalid,
}
}
}
impl core::fmt::Display for RequestType {
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
match self {
RequestType::Stats => f.write_str("STATS"),
RequestType::Keepalive => f.write_str("KEEP ALIVE"),
RequestType::Telemetry => f.write_str("TELEMETRY"),
RequestType::MinMaxAvg => f.write_str("MIN/MAX/AVG"),
RequestType::ACL => f.write_str("ACL"),
RequestType::Neighbors => f.write_str("NEIGHBORS"),
RequestType::Invalid => f.write_str("INVALID"),
}
}
}
impl From<Bytes> for Request {
fn from(value: Bytes) -> Self {
Request {
cipher: PeerToPeerCipher::from(value),
cleartext: None,
}
}
}
impl core::fmt::Display for Request {
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
f.write_fmt(format_args!(
"({:2x?}) -> ({:2x?}) MAC: {:4x?} ",
self.cipher.source, self.cipher.destination, self.cipher.mac
))?;
if let Some(cleartext) = &self.cleartext {
f.write_fmt(format_args!("at: {} ", cleartext.timestamp))?;
f.write_fmt(format_args!("{}", &cleartext.request_type))
} else {
f.write_str("ENCRYPTED")
}
}
}
#[cfg(test)]
mod tests {
use std::str::FromStr;
use crate::{
packet::*,
packet_content::{PacketContent, PeerToPeerCipher},
request::{ClearRequest, Request, RequestType},
std_identity::KeystoreInput,
};
use bytes::Bytes;
use chrono::DateTime;
use hex::decode;
use tinyvec::ArrayVec;
#[test]
fn request_type() {
assert_eq!(RequestType::from(0x01), RequestType::Stats);
assert_eq!(RequestType::from(0x02), RequestType::Keepalive);
assert_eq!(RequestType::from(0x03), RequestType::Telemetry);
assert_eq!(RequestType::from(0x04), RequestType::MinMaxAvg);
assert_eq!(RequestType::from(0x05), RequestType::ACL);
assert_eq!(RequestType::from(0x06), RequestType::Neighbors);
assert_eq!(RequestType::from(0x07), RequestType::Invalid);
assert_eq!(RequestType::from(0xFF), RequestType::Invalid);
assert_eq!(format!("{}", RequestType::Stats), "STATS");
assert_eq!(format!("{}", RequestType::Keepalive), "KEEP ALIVE");
assert_eq!(format!("{}", RequestType::Telemetry), "TELEMETRY");
assert_eq!(format!("{}", RequestType::MinMaxAvg), "MIN/MAX/AVG");
assert_eq!(format!("{}", RequestType::ACL), "ACL");
assert_eq!(format!("{}", RequestType::Neighbors), "NEIGHBORS");
assert_eq!(format!("{}", RequestType::Invalid), "INVALID");
}
#[test]
fn request() {
let sample = "020012341d87ccaac89563cbb39d2333b725e407a1a6";
let lhs_packet = Packet {
route_type: RouteType::Direct,
version: PayloadVersion::VersionOne,
path: ArrayVec::new(),
transport: [0, 0],
raw_content: Bytes::copy_from_slice(
&decode("12341d87ccaac89563cbb39d2333b725e407a1a6").unwrap(),
),
content: PacketContent::Request(Request {
cipher: PeerToPeerCipher {
destination: 0x12,
source: 0x34,
mac: 0x1d87,
ciphertext: Bytes::copy_from_slice(
&decode("ccaac89563cbb39d2333b725e407a1a6").unwrap(),
),
cleartext: Some(Bytes::copy_from_slice(
b"\x9d\xd9\x16\xd2\x01\0\0\0\0\x9d0\x96\xbb\0\0\0",
)),
},
cleartext: Some(ClearRequest {
timestamp: DateTime::from_timestamp_secs(3524712861).unwrap(),
request_type: crate::request::RequestType::Stats,
request_data: Bytes::copy_from_slice(b"\0\0\0\0\x9d0\x96\xbb\0\0\0"),
}),
}),
incomplete: false,
};
let mut rhs_packet = Packet::from_str(sample).unwrap();
let file_contents = include_str!("../test_identities_file.toml");
let keystore_in: KeystoreInput = toml::from_str(file_contents).unwrap();
let keystore = keystore_in.compile();
assert_eq!(
format!("{}", rhs_packet.content),
" REQUEST | (34) -> (12) MAC: 1d87 ENCRYPTED"
);
rhs_packet.try_decrypt(&keystore);
// assert_eq!(format!("{}", rhs_packet.content) == " REQUEST | (34) -> (12) MAC: 1d87 at: 2081-09-10 06:54:21 UTC STATS");
// assert_eq!(lhs_packet, rhs_packet);
}
#[test]
fn neighbors_request() {
let sample = "02001234EB5862E311F3321EB6EE9BEB75E060342CF8";
let lhs_packet = Packet {
route_type: RouteType::Direct,
version: PayloadVersion::VersionOne,
path: ArrayVec::new(),
transport: [0, 0],
raw_content: Bytes::copy_from_slice(
&decode("1234EB5862E311F3321EB6EE9BEB75E060342CF8").unwrap(),
),
content: PacketContent::Request(Request {
cipher: PeerToPeerCipher {
destination: 0x12,
source: 0x34,
mac: 0xEB58,
ciphertext: Bytes::copy_from_slice(
&decode("62E311F3321EB6EE9BEB75E060342CF8").unwrap(),
),
cleartext: Some(Bytes::copy_from_slice(
b"\x9d\xd9\x16\xd2\x01\0\0\0\0\x9d0\x96\xbb\0\0\0",
)),
},
cleartext: Some(ClearRequest {
timestamp: DateTime::from_timestamp_secs(3524712861).unwrap(),
request_type: crate::request::RequestType::Neighbors,
request_data: Bytes::copy_from_slice(b"\0\n\0\0\0\x04\x07v\x95\xb1\0"),
}),
}),
incomplete: false,
};
let mut rhs_packet = Packet::from_str(sample).unwrap();
let file_contents = include_str!("../test_identities_file.toml");
let keystore_in: KeystoreInput = toml::from_str(file_contents).unwrap();
let keystore = keystore_in.compile();
// assert!(format!("{}", rhs_packet.content) == " REQUEST | (34) -> (12) MAC: 1d87 ENCRYPTED");
rhs_packet.try_decrypt(&keystore);
// assert!(format!("{}", rhs_packet.content) == " REQUEST | (34) -> (12) MAC: 1d87 at: 2081-09-10 06:54:21 UTC STATS");
// assert_eq!(lhs_packet, rhs_packet);
}
}
|
