Peer info reader done

This commit is contained in:
Igor Katson 2021-07-03 00:22:46 +01:00
parent 46e87a9b80
commit 897517521e
7 changed files with 262 additions and 144 deletions

View file

@ -548,38 +548,6 @@ impl Request {
#[cfg(test)]
mod tests {
use std::{
fs::File,
io::{Read, Write},
net::SocketAddr,
str::FromStr,
};
use log::info;
use parking_lot::RwLock;
use tokio::sync::mpsc::UnboundedSender;
use crate::{
bencode_value::BencodeValue,
lengths::ceil_div_u64,
peer_binary_protocol::extended::ut_metadata::UtMetadata,
peer_connection::{PeerConnection, PeerConnectionHandler, WriterRequest},
peer_id::generate_peer_id,
};
use std::sync::Once;
static LOG_INIT: Once = std::sync::Once::new();
fn init_logging() {
LOG_INIT.call_once(pretty_env_logger::init)
}
fn decode_info_hash(hash_str: &str) -> [u8; 20] {
let mut hash_arr = [0u8; 20];
hex::decode_to_slice(hash_str, &mut hash_arr).unwrap();
hash_arr
}
use super::*;
#[test]
fn test_handshake_serialize() {
@ -628,107 +596,4 @@ mod tests {
panic!("resources/test/extended-handshake.bin did not serialize exactly the same. Dumped to /tmp/test_deserialize_serialize_extended_is_same, you can compare with resources/test/extended-handshake.bin")
}
}
#[tokio::test]
async fn test_connect_to_local_qbittorrent() {
init_logging();
struct Handler {
ehandshake: RwLock<Option<ExtendedHandshake<ByteString>>>,
tx: UnboundedSender<WriterRequest>,
}
impl PeerConnectionHandler for Handler {
fn get_have_bytes(&self) -> u64 {
0
}
fn serialize_bitfield_message_to_buf(&self, _buf: &mut Vec<u8>) -> Option<usize> {
None
}
fn on_handshake(&self, handshake: Handshake) {
info!("received handshake: {:?}", handshake)
}
fn on_received_message(&self, msg: Message<ByteBuf<'_>>) -> anyhow::Result<()> {
info!("received message: {:?}", msg);
if let Message::Extended(ExtendedMessage::UtMetadata(UtMetadata::Data {
piece,
total_size,
data,
})) = msg
{
// this just assumes piece come in the order requested.
let mut f = std::fs::OpenOptions::new()
.create(true)
.append(true)
.open("/tmp/torrent")
.unwrap();
f.write_all(&data).unwrap();
// test if it's the last piece
if data.len() < CHUNK_SIZE as usize {
let mut buf = Vec::new();
let mut f = File::open("/tmp/torrent").unwrap();
f.read_to_end(&mut buf).unwrap();
// let torrent: TorrentMetaV1Borrowed =
// crate::torrent_metainfo::torrent_from_bytes(&buf).unwrap();
let torrent: BencodeValue<ByteBuf> =
crate::bencode_value::dyn_from_bytes(&buf).unwrap();
dbg!(torrent);
}
}
Ok(())
}
fn on_uploaded_bytes(&self, _bytes: u32) {}
fn read_chunk(&self, _chunk: &ChunkInfo, _buf: &mut [u8]) -> anyhow::Result<()> {
panic!("dude, why are you requesting chunks")
}
fn on_extended_handshake(&self, extended_handshake: &ExtendedHandshake<ByteBuf>) {
self.ehandshake
.write()
.replace(extended_handshake.clone_to_owned());
self.tx
.send(WriterRequest::Message(Message::Unchoke))
.unwrap();
self.tx
.send(WriterRequest::Message(Message::Interested))
.unwrap();
let total_metadata_chunks = ceil_div_u64(
extended_handshake.metadata_size.unwrap() as u64,
CHUNK_SIZE as u64,
);
for i in 0..total_metadata_chunks {
self.tx
.send(WriterRequest::Message(Message::Extended(
ExtendedMessage::UtMetadata(UtMetadata::Request(i as u32)),
)))
.unwrap()
}
}
}
let addr = SocketAddr::from_str("127.0.0.1:27311").unwrap();
let (tx, rx) = tokio::sync::mpsc::unbounded_channel();
let handler = Handler {
tx,
ehandshake: RwLock::new(None),
};
let peer_id = generate_peer_id();
let info_hash = decode_info_hash("9905f844e5d8787ecd5e08fb46b2eb0a42c131d7");
let conn = PeerConnection::new(addr, info_hash, peer_id, handler);
// tx.send(WriterRequest::Message(Message::Extended(ExtendedMessage)));
conn.manage_peer(rx).await.unwrap();
}
}