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perf(fake-tcp) use cached tuples per dispatcher task to avoid RwLock

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contentions. Use multi queue Tun. Upgraded tokio to 1.12.0.

This makes the entire Phantun forward process completely lock contention free
This commit is contained in:
Datong Sun
2021-09-22 21:53:52 -07:00
parent 04b0e97c1d
commit 8371256f0b
6 changed files with 123 additions and 77 deletions
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13
phantun/Cargo.toml
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@@ -1,20 +1,21 @@
[package]
name = "phantun"
version = "0.1.0"
version = "0.1.1"
edition = "2018"
authors = ["Datong Sun <dndx@idndx.com>"]
license = "MIT OR Apache-2.0"
repository = "https://github.com/dndx/phantun"
readme = "README.md"
description = """
Turns transforms UDP stream into (fake) TCP streams that can go through
Layer 4 firewalls.
Transforms UDP stream into (fake) TCP streams that can go through
Layer 3 & Layer 4 (NAPT) firewalls/NATs.
"""
[dependencies]
clap = "2.33.3"
socket2 = { version = "0.4.2", features = ["all"] }
fake-tcp = "0.1.0"
tokio-tun = "0.3.15"
tokio = { version = "1.11.0", features = ["full"] }
fake-tcp = { path = "../fake-tcp" }
tokio = { version = "1.12.0", features = ["full"] }
log = "0.4"
pretty_env_logger = "0.4.0"
dndx-fork-tokio-tun = "0.3.16"
num_cpus = "1.13.0"

6
phantun/src/bin/client.rs
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@@ -1,3 +1,5 @@
extern crate dndx_fork_tokio_tun as tokio_tun;
use clap::{App, Arg};
use fake_tcp::packet::MAX_PACKET_LEN;
use fake_tcp::{Socket, Stack};
@@ -70,10 +72,10 @@ async fn main() {
.up() // or set it up manually using `sudo ip link set <tun-name> up`.
.address("192.168.200.1".parse().unwrap())
.destination("192.168.200.2".parse().unwrap())
.try_build()
.try_build_mq(num_cpus::get())
.unwrap();
info!("Created TUN device {}", tun.name());
info!("Created TUN device {}", tun[0].name());
let udp_sock = Arc::new(new_udp_reuseport(local_addr));
let connections = Arc::new(RwLock::new(HashMap::<SocketAddrV4, Arc<Socket>>::new()));

6
phantun/src/bin/server.rs
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@@ -1,3 +1,5 @@
extern crate dndx_fork_tokio_tun as tokio_tun;
use clap::{App, Arg};
use fake_tcp::packet::MAX_PACKET_LEN;
use fake_tcp::Stack;
@@ -53,9 +55,11 @@ async fn main() {
.up() // or set it up manually using `sudo ip link set <tun-name> up`.
.address("192.168.201.1".parse().unwrap())
.destination("192.168.201.2".parse().unwrap())
.try_build()
.try_build_mq(num_cpus::get())
.unwrap();
info!("Created TUN device {}", tun[0].name());
//thread::sleep(time::Duration::from_secs(5));
let mut stack = Stack::new(tun);
stack.listen(local_port);