udp: split integration tests into separate files

This commit is contained in:
Joakim Frostegård 2023-08-27 19:17:09 +02:00
parent 10cd6f9a38
commit e5a986eeec
5 changed files with 404 additions and 361 deletions

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mod common;
use common::*;
use std::{
fs::File,
io::Write,
net::{Ipv4Addr, SocketAddr, SocketAddrV4, UdpSocket},
time::Duration,
};
use anyhow::Context;
use aquatic_common::access_list::AccessListMode;
use aquatic_udp::config::Config;
use aquatic_udp_protocol::{InfoHash, Response};
#[test]
fn test_access_list_deny() -> anyhow::Result<()> {
const TRACKER_PORT: u16 = 40_113;
let deny = InfoHash([0; 20]);
let allow = InfoHash([1; 20]);
test_access_list(TRACKER_PORT, allow, deny, deny, AccessListMode::Deny)?;
Ok(())
}
#[test]
fn test_access_list_allow() -> anyhow::Result<()> {
const TRACKER_PORT: u16 = 40_114;
let allow = InfoHash([0; 20]);
let deny = InfoHash([1; 20]);
test_access_list(TRACKER_PORT, allow, deny, allow, AccessListMode::Allow)?;
Ok(())
}
fn test_access_list(
tracker_port: u16,
info_hash_success: InfoHash,
info_hash_fail: InfoHash,
info_hash_in_list: InfoHash,
mode: AccessListMode,
) -> anyhow::Result<()> {
let access_list_dir = tempfile::tempdir().with_context(|| "get temporary directory")?;
let access_list_path = access_list_dir.path().join("access-list.txt");
let mut access_list_file =
File::create(&access_list_path).with_context(|| "create access list file")?;
writeln!(
access_list_file,
"{}",
hex::encode_upper(info_hash_in_list.0)
)
.with_context(|| "write to access list file")?;
let mut config = Config::default();
config.network.address.set_port(tracker_port);
config.access_list.mode = mode;
config.access_list.path = access_list_path;
run_tracker(config);
let tracker_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, tracker_port));
let peer_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, 0));
let socket = UdpSocket::bind(peer_addr)?;
socket.set_read_timeout(Some(Duration::from_secs(1)))?;
let connection_id = connect(&socket, tracker_addr).with_context(|| "connect")?;
let response = announce(
&socket,
tracker_addr,
connection_id,
1,
info_hash_fail,
10,
false,
)
.with_context(|| "announce")?;
assert!(
matches!(response, Response::Error(_)),
"response should be error but is {:?}",
response
);
let response = announce(
&socket,
tracker_addr,
connection_id,
1,
info_hash_success,
10,
false,
)
.with_context(|| "announce")?;
assert!(matches!(response, Response::AnnounceIpv4(_)));
Ok(())
}

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#![allow(dead_code)]
use std::{
io::Cursor,
net::{SocketAddr, UdpSocket},
time::Duration,
};
use anyhow::Context;
use aquatic_udp::{common::BUFFER_SIZE, config::Config};
use aquatic_udp_protocol::{
common::PeerId, AnnounceEvent, AnnounceRequest, ConnectRequest, ConnectionId, InfoHash,
NumberOfBytes, NumberOfPeers, PeerKey, Port, Request, Response, ScrapeRequest, ScrapeResponse,
TransactionId,
};
// FIXME: should ideally try different ports and use sync primitives to find
// out if tracker was successfully started
pub fn run_tracker(config: Config) {
::std::thread::spawn(move || {
aquatic_udp::run(config).unwrap();
});
::std::thread::sleep(Duration::from_secs(1));
}
pub fn connect(socket: &UdpSocket, tracker_addr: SocketAddr) -> anyhow::Result<ConnectionId> {
let request = Request::Connect(ConnectRequest {
transaction_id: TransactionId(0),
});
let response = request_and_response(&socket, tracker_addr, request)?;
if let Response::Connect(response) = response {
Ok(response.connection_id)
} else {
Err(anyhow::anyhow!("not connect response: {:?}", response))
}
}
pub fn announce(
socket: &UdpSocket,
tracker_addr: SocketAddr,
connection_id: ConnectionId,
peer_port: u16,
info_hash: InfoHash,
peers_wanted: usize,
seeder: bool,
) -> anyhow::Result<Response> {
let mut peer_id = PeerId([0; 20]);
for chunk in peer_id.0.chunks_exact_mut(2) {
chunk.copy_from_slice(&peer_port.to_ne_bytes());
}
let request = Request::Announce(AnnounceRequest {
connection_id,
transaction_id: TransactionId(0),
info_hash,
peer_id,
bytes_downloaded: NumberOfBytes(0),
bytes_uploaded: NumberOfBytes(0),
bytes_left: NumberOfBytes(if seeder { 0 } else { 1 }),
event: AnnounceEvent::Started,
ip_address: None,
key: PeerKey(0),
peers_wanted: NumberOfPeers(peers_wanted as i32),
port: Port(peer_port),
});
Ok(request_and_response(&socket, tracker_addr, request)?)
}
pub fn scrape(
socket: &UdpSocket,
tracker_addr: SocketAddr,
connection_id: ConnectionId,
info_hashes: Vec<InfoHash>,
) -> anyhow::Result<ScrapeResponse> {
let request = Request::Scrape(ScrapeRequest {
connection_id,
transaction_id: TransactionId(0),
info_hashes,
});
let response = request_and_response(&socket, tracker_addr, request)?;
if let Response::Scrape(response) = response {
Ok(response)
} else {
return Err(anyhow::anyhow!("not scrape response: {:?}", response));
}
}
pub fn request_and_response(
socket: &UdpSocket,
tracker_addr: SocketAddr,
request: Request,
) -> anyhow::Result<Response> {
let mut buffer = [0u8; BUFFER_SIZE];
{
let mut buffer = Cursor::new(&mut buffer[..]);
request
.write(&mut buffer)
.with_context(|| "write request")?;
let bytes_written = buffer.position() as usize;
socket
.send_to(&(buffer.into_inner())[..bytes_written], tracker_addr)
.with_context(|| "send request")?;
}
{
let (bytes_read, _) = socket
.recv_from(&mut buffer)
.with_context(|| "recv response")?;
Ok(Response::from_bytes(&buffer[..bytes_read], true).with_context(|| "parse response")?)
}
}

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@ -1,361 +0,0 @@
use std::{
collections::{hash_map::RandomState, HashSet},
fs::File,
io::{Cursor, ErrorKind, Write},
net::{Ipv4Addr, SocketAddr, SocketAddrV4, UdpSocket},
time::Duration,
};
use anyhow::Context;
use aquatic_common::access_list::AccessListMode;
use aquatic_udp::{common::BUFFER_SIZE, config::Config};
use aquatic_udp_protocol::{
common::PeerId, AnnounceEvent, AnnounceRequest, ConnectRequest, ConnectionId, InfoHash,
NumberOfBytes, NumberOfPeers, PeerKey, Port, Request, Response, ScrapeRequest, ScrapeResponse,
TransactionId,
};
#[test]
fn test_multiple_connect_announce_scrape() -> anyhow::Result<()> {
const TRACKER_PORT: u16 = 40_111;
const PEER_PORT_START: u16 = 30_000;
const PEERS_WANTED: usize = 10;
let mut config = Config::default();
config.network.address.set_port(TRACKER_PORT);
run_tracker(config);
let tracker_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, TRACKER_PORT));
let peer_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, 0));
let info_hash = InfoHash([0; 20]);
let mut num_seeders = 0;
let mut num_leechers = 0;
for i in 0..20 {
let is_seeder = i % 3 == 0;
if is_seeder {
num_seeders += 1;
} else {
num_leechers += 1;
}
let socket = UdpSocket::bind(peer_addr)?;
socket.set_read_timeout(Some(Duration::from_secs(1)))?;
let connection_id = connect(&socket, tracker_addr).with_context(|| "connect")?;
let announce_response = {
let response = announce(
&socket,
tracker_addr,
connection_id,
PEER_PORT_START + i as u16,
info_hash,
PEERS_WANTED,
is_seeder,
)
.with_context(|| "announce")?;
if let Response::AnnounceIpv4(response) = response {
response
} else {
return Err(anyhow::anyhow!("not announce response: {:?}", response));
}
};
assert_eq!(announce_response.peers.len(), i.min(PEERS_WANTED));
assert_eq!(announce_response.seeders.0, num_seeders);
assert_eq!(announce_response.leechers.0, num_leechers);
let response_peer_ports: HashSet<u16, RandomState> =
HashSet::from_iter(announce_response.peers.iter().map(|p| p.port.0));
let expected_peer_ports: HashSet<u16, RandomState> =
HashSet::from_iter((0..i).map(|i| PEER_PORT_START + i as u16));
if i > PEERS_WANTED {
assert!(response_peer_ports.is_subset(&expected_peer_ports));
} else {
assert_eq!(response_peer_ports, expected_peer_ports);
}
let scrape_response = scrape(
&socket,
tracker_addr,
connection_id,
vec![info_hash, InfoHash([1; 20])],
)
.with_context(|| "scrape")?;
assert_eq!(scrape_response.torrent_stats[0].seeders.0, num_seeders);
assert_eq!(scrape_response.torrent_stats[0].leechers.0, num_leechers);
assert_eq!(scrape_response.torrent_stats[1].seeders.0, 0);
assert_eq!(scrape_response.torrent_stats[1].leechers.0, 0);
}
Ok(())
}
#[test]
fn test_announce_with_invalid_connection_id() -> anyhow::Result<()> {
const TRACKER_PORT: u16 = 40_112;
let mut config = Config::default();
config.network.address.set_port(TRACKER_PORT);
run_tracker(config);
let tracker_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, TRACKER_PORT));
let peer_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, 0));
let socket = UdpSocket::bind(peer_addr)?;
socket.set_read_timeout(Some(Duration::from_secs(1)))?;
// Make sure that the tracker in fact responds to requests
let connection_id = connect(&socket, tracker_addr).with_context(|| "connect")?;
let mut buffer = [0u8; BUFFER_SIZE];
{
let mut buffer = Cursor::new(&mut buffer[..]);
let request = Request::Announce(AnnounceRequest {
connection_id: ConnectionId(!connection_id.0),
transaction_id: TransactionId(0),
info_hash: InfoHash([0; 20]),
peer_id: PeerId([0; 20]),
bytes_downloaded: NumberOfBytes(0),
bytes_uploaded: NumberOfBytes(0),
bytes_left: NumberOfBytes(0),
event: AnnounceEvent::Started,
ip_address: None,
key: PeerKey(0),
peers_wanted: NumberOfPeers(-1),
port: Port(1),
});
request
.write(&mut buffer)
.with_context(|| "write request")?;
let bytes_written = buffer.position() as usize;
socket
.send_to(&(buffer.into_inner())[..bytes_written], tracker_addr)
.with_context(|| "send request")?;
}
match socket.recv_from(&mut buffer) {
Ok(_) => Err(anyhow::anyhow!("received response")),
Err(err) if err.kind() == ErrorKind::WouldBlock => Ok(()),
Err(err) => Err(err.into()),
}
}
#[test]
fn test_access_list_deny() -> anyhow::Result<()> {
const TRACKER_PORT: u16 = 40_113;
let deny = InfoHash([0; 20]);
let allow = InfoHash([1; 20]);
test_access_list(TRACKER_PORT, allow, deny, deny, AccessListMode::Deny)?;
Ok(())
}
#[test]
fn test_access_list_allow() -> anyhow::Result<()> {
const TRACKER_PORT: u16 = 40_114;
let allow = InfoHash([0; 20]);
let deny = InfoHash([1; 20]);
test_access_list(TRACKER_PORT, allow, deny, allow, AccessListMode::Allow)?;
Ok(())
}
fn test_access_list(
tracker_port: u16,
info_hash_success: InfoHash,
info_hash_fail: InfoHash,
info_hash_in_list: InfoHash,
mode: AccessListMode,
) -> anyhow::Result<()> {
let access_list_dir = tempfile::tempdir().with_context(|| "get temporary directory")?;
let access_list_path = access_list_dir.path().join("access-list.txt");
let mut access_list_file =
File::create(&access_list_path).with_context(|| "create access list file")?;
writeln!(
access_list_file,
"{}",
hex::encode_upper(info_hash_in_list.0)
)
.with_context(|| "write to access list file")?;
let mut config = Config::default();
config.network.address.set_port(tracker_port);
config.access_list.mode = mode;
config.access_list.path = access_list_path;
run_tracker(config);
let tracker_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, tracker_port));
let peer_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, 0));
let socket = UdpSocket::bind(peer_addr)?;
socket.set_read_timeout(Some(Duration::from_secs(1)))?;
let connection_id = connect(&socket, tracker_addr).with_context(|| "connect")?;
let response = announce(
&socket,
tracker_addr,
connection_id,
1,
info_hash_fail,
10,
false,
)
.with_context(|| "announce")?;
assert!(
matches!(response, Response::Error(_)),
"response should be error but is {:?}",
response
);
let response = announce(
&socket,
tracker_addr,
connection_id,
1,
info_hash_success,
10,
false,
)
.with_context(|| "announce")?;
assert!(matches!(response, Response::AnnounceIpv4(_)));
Ok(())
}
// FIXME: should ideally try different ports and use sync primitives to find
// out if tracker was successfully started
fn run_tracker(config: Config) {
::std::thread::spawn(move || {
aquatic_udp::run(config).unwrap();
});
::std::thread::sleep(Duration::from_secs(1));
}
fn connect(socket: &UdpSocket, tracker_addr: SocketAddr) -> anyhow::Result<ConnectionId> {
let request = Request::Connect(ConnectRequest {
transaction_id: TransactionId(0),
});
let response = request_and_response(&socket, tracker_addr, request)?;
if let Response::Connect(response) = response {
Ok(response.connection_id)
} else {
Err(anyhow::anyhow!("not connect response: {:?}", response))
}
}
fn announce(
socket: &UdpSocket,
tracker_addr: SocketAddr,
connection_id: ConnectionId,
peer_port: u16,
info_hash: InfoHash,
peers_wanted: usize,
seeder: bool,
) -> anyhow::Result<Response> {
let mut peer_id = PeerId([0; 20]);
for chunk in peer_id.0.chunks_exact_mut(2) {
chunk.copy_from_slice(&peer_port.to_ne_bytes());
}
let request = Request::Announce(AnnounceRequest {
connection_id,
transaction_id: TransactionId(0),
info_hash,
peer_id,
bytes_downloaded: NumberOfBytes(0),
bytes_uploaded: NumberOfBytes(0),
bytes_left: NumberOfBytes(if seeder { 0 } else { 1 }),
event: AnnounceEvent::Started,
ip_address: None,
key: PeerKey(0),
peers_wanted: NumberOfPeers(peers_wanted as i32),
port: Port(peer_port),
});
Ok(request_and_response(&socket, tracker_addr, request)?)
}
fn scrape(
socket: &UdpSocket,
tracker_addr: SocketAddr,
connection_id: ConnectionId,
info_hashes: Vec<InfoHash>,
) -> anyhow::Result<ScrapeResponse> {
let request = Request::Scrape(ScrapeRequest {
connection_id,
transaction_id: TransactionId(0),
info_hashes,
});
let response = request_and_response(&socket, tracker_addr, request)?;
if let Response::Scrape(response) = response {
Ok(response)
} else {
return Err(anyhow::anyhow!("not scrape response: {:?}", response));
}
}
fn request_and_response(
socket: &UdpSocket,
tracker_addr: SocketAddr,
request: Request,
) -> anyhow::Result<Response> {
let mut buffer = [0u8; BUFFER_SIZE];
{
let mut buffer = Cursor::new(&mut buffer[..]);
request
.write(&mut buffer)
.with_context(|| "write request")?;
let bytes_written = buffer.position() as usize;
socket
.send_to(&(buffer.into_inner())[..bytes_written], tracker_addr)
.with_context(|| "send request")?;
}
{
let (bytes_read, _) = socket
.recv_from(&mut buffer)
.with_context(|| "recv response")?;
Ok(Response::from_bytes(&buffer[..bytes_read], true).with_context(|| "parse response")?)
}
}

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mod common;
use common::*;
use std::{
io::{Cursor, ErrorKind},
net::{Ipv4Addr, SocketAddr, SocketAddrV4, UdpSocket},
time::Duration,
};
use anyhow::Context;
use aquatic_udp::{common::BUFFER_SIZE, config::Config};
use aquatic_udp_protocol::{
common::PeerId, AnnounceEvent, AnnounceRequest, ConnectionId, InfoHash, NumberOfBytes,
NumberOfPeers, PeerKey, Port, Request, TransactionId,
};
#[test]
fn test_announce_with_invalid_connection_id() -> anyhow::Result<()> {
const TRACKER_PORT: u16 = 40_112;
let mut config = Config::default();
config.network.address.set_port(TRACKER_PORT);
run_tracker(config);
let tracker_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, TRACKER_PORT));
let peer_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, 0));
let socket = UdpSocket::bind(peer_addr)?;
socket.set_read_timeout(Some(Duration::from_secs(1)))?;
// Make sure that the tracker in fact responds to requests
let connection_id = connect(&socket, tracker_addr).with_context(|| "connect")?;
let mut buffer = [0u8; BUFFER_SIZE];
{
let mut buffer = Cursor::new(&mut buffer[..]);
let request = Request::Announce(AnnounceRequest {
connection_id: ConnectionId(!connection_id.0),
transaction_id: TransactionId(0),
info_hash: InfoHash([0; 20]),
peer_id: PeerId([0; 20]),
bytes_downloaded: NumberOfBytes(0),
bytes_uploaded: NumberOfBytes(0),
bytes_left: NumberOfBytes(0),
event: AnnounceEvent::Started,
ip_address: None,
key: PeerKey(0),
peers_wanted: NumberOfPeers(-1),
port: Port(1),
});
request
.write(&mut buffer)
.with_context(|| "write request")?;
let bytes_written = buffer.position() as usize;
socket
.send_to(&(buffer.into_inner())[..bytes_written], tracker_addr)
.with_context(|| "send request")?;
}
match socket.recv_from(&mut buffer) {
Ok(_) => Err(anyhow::anyhow!("received response")),
Err(err) if err.kind() == ErrorKind::WouldBlock => Ok(()),
Err(err) => Err(err.into()),
}
}

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mod common;
use common::*;
use std::{
collections::{hash_map::RandomState, HashSet},
net::{Ipv4Addr, SocketAddr, SocketAddrV4, UdpSocket},
time::Duration,
};
use anyhow::Context;
use aquatic_udp::config::Config;
use aquatic_udp_protocol::{InfoHash, Response};
#[test]
fn test_multiple_connect_announce_scrape() -> anyhow::Result<()> {
const TRACKER_PORT: u16 = 40_111;
const PEER_PORT_START: u16 = 30_000;
const PEERS_WANTED: usize = 10;
let mut config = Config::default();
config.network.address.set_port(TRACKER_PORT);
run_tracker(config);
let tracker_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, TRACKER_PORT));
let peer_addr = SocketAddr::V4(SocketAddrV4::new(Ipv4Addr::LOCALHOST, 0));
let info_hash = InfoHash([0; 20]);
let mut num_seeders = 0;
let mut num_leechers = 0;
for i in 0..20 {
let is_seeder = i % 3 == 0;
if is_seeder {
num_seeders += 1;
} else {
num_leechers += 1;
}
let socket = UdpSocket::bind(peer_addr)?;
socket.set_read_timeout(Some(Duration::from_secs(1)))?;
let connection_id = connect(&socket, tracker_addr).with_context(|| "connect")?;
let announce_response = {
let response = announce(
&socket,
tracker_addr,
connection_id,
PEER_PORT_START + i as u16,
info_hash,
PEERS_WANTED,
is_seeder,
)
.with_context(|| "announce")?;
if let Response::AnnounceIpv4(response) = response {
response
} else {
return Err(anyhow::anyhow!("not announce response: {:?}", response));
}
};
assert_eq!(announce_response.peers.len(), i.min(PEERS_WANTED));
assert_eq!(announce_response.seeders.0, num_seeders);
assert_eq!(announce_response.leechers.0, num_leechers);
let response_peer_ports: HashSet<u16, RandomState> =
HashSet::from_iter(announce_response.peers.iter().map(|p| p.port.0));
let expected_peer_ports: HashSet<u16, RandomState> =
HashSet::from_iter((0..i).map(|i| PEER_PORT_START + i as u16));
if i > PEERS_WANTED {
assert!(response_peer_ports.is_subset(&expected_peer_ports));
} else {
assert_eq!(response_peer_ports, expected_peer_ports);
}
let scrape_response = scrape(
&socket,
tracker_addr,
connection_id,
vec![info_hash, InfoHash([1; 20])],
)
.with_context(|| "scrape")?;
assert_eq!(scrape_response.torrent_stats[0].seeders.0, num_seeders);
assert_eq!(scrape_response.torrent_stats[0].leechers.0, num_leechers);
assert_eq!(scrape_response.torrent_stats[1].seeders.0, 0);
assert_eq!(scrape_response.torrent_stats[1].leechers.0, 0);
}
Ok(())
}