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No commits in common. "1a775622cfd0606cf0684199167236431b88ca21" and "61a74c29a67fffb00b22923751c0d4071a39ffd9" have entirely different histories.
1a775622cf
...
61a74c29a6
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@ -93,9 +93,9 @@ checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
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[[package]]
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||||
name = "bitflags"
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||||
version = "1.3.2"
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||||
version = "1.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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||||
checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
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checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
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[[package]]
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||||
name = "blake3"
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@ -257,9 +257,9 @@ dependencies = [
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||||
[[package]]
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||||
name = "ctrlc"
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||||
version = "3.2.1"
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version = "3.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a19c6cedffdc8c03a3346d723eb20bd85a13362bb96dc2ac000842c6381ec7bf"
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checksum = "377c9b002a72a0b2c1a18c62e2f3864bdfea4a015e3683a96e24aa45dd6c02d1"
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dependencies = [
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"nix",
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"winapi",
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@ -875,9 +875,9 @@ dependencies = [
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[[package]]
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name = "nix"
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version = "0.23.0"
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version = "0.22.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f305c2c2e4c39a82f7bf0bf65fb557f9070ce06781d4f2454295cc34b1c43188"
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checksum = "d3bb9a13fa32bc5aeb64150cd3f32d6cf4c748f8f8a417cce5d2eb976a8370ba"
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dependencies = [
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"bitflags",
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"cc",
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@ -1228,7 +1228,6 @@ name = "ptth_multi_call_server"
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version = "0.1.0"
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dependencies = [
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"anyhow",
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"ctrlc",
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"ptth_file_server",
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"ptth_server",
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"quic_demo",
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@ -1365,7 +1364,6 @@ version = "0.1.0"
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dependencies = [
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"anyhow",
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"base64",
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"ctrlc",
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"futures-util",
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"hyper",
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"quinn",
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@ -7,7 +7,6 @@ license = "AGPL-3.0"
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[dependencies]
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anyhow = "1.0.38"
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ctrlc = "3.2.1"
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ptth_file_server = { path = "../ptth_file_server_bin" }
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ptth_server = { path = "../ptth_server" }
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quic_demo = { path = "../../prototypes/quic_demo" }
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@ -3,8 +3,6 @@ use std::{
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iter::FromIterator,
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};
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use tokio::sync::watch;
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#[derive (Clone, Copy, Debug, PartialEq)]
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enum Subcommand {
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PtthServer,
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@ -12,30 +10,6 @@ enum Subcommand {
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PtthQuicEndServer,
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}
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#[tokio::main]
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async fn main () -> anyhow::Result <()> {
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tracing_subscriber::fmt::init ();
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let args = Vec::from_iter (std::env::args_os ());
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let (subcommand, args) = parse_args (&args)?;
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match subcommand {
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Subcommand::PtthServer => ptth_server::executable::main (&args).await,
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Subcommand::PtthFileServer => ptth_file_server::main (&args).await,
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Subcommand::PtthQuicEndServer => {
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let (shutdown_tx, shutdown_rx) = watch::channel (false);
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ctrlc::set_handler (move || {
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shutdown_tx.send (true).expect ("Couldn't forward Ctrl+C signal");
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})?;
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tracing::trace! ("Set Ctrl+C handler");
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quic_demo::executable_end_server::main (&args, Some (shutdown_rx)).await?;
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Ok (())
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}
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}
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}
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fn parse_subcommand (arg: &str) -> Option <Subcommand>
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{
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use Subcommand::*;
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@ -84,6 +58,20 @@ fn parse_args (args: &[OsString]) -> anyhow::Result <(Subcommand, &[OsString])>
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anyhow::bail! ("Subcommand must be either arg 0 (exe name) or arg 1")
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}
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#[tokio::main]
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async fn main () -> anyhow::Result <()> {
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tracing_subscriber::fmt::init ();
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let args = Vec::from_iter (std::env::args_os ());
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let (subcommand, args) = parse_args (&args)?;
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match subcommand {
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Subcommand::PtthServer => ptth_server::executable::main (&args).await,
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Subcommand::PtthFileServer => ptth_file_server::main (&args).await,
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Subcommand::PtthQuicEndServer => quic_demo::executable_end_server::main (&args).await,
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}
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}
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#[cfg (test)]
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mod tests {
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use super::*;
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@ -10,7 +10,6 @@ use fltk::{
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window::Window
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};
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use structopt::StructOpt;
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use tokio::runtime::Runtime;
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use quic_demo::{
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client_proxy::*,
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@ -36,69 +35,9 @@ enum Message {
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ClosePort (usize),
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}
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struct GuiClient <'a> {
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rt: &'a Runtime,
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frame_status: Frame,
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forwarding_instances: Vec <Option <ForwardingInstance>>,
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gui_ports: Vec <GuiPort>,
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}
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impl GuiClient <'_> {
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pub fn open_port (
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&mut self,
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connection_p2_p3: quinn::Connection,
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port_idx: usize,
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) -> anyhow::Result <()>
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{
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let params = self.gui_ports [port_idx].get_params ()?;
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let _guard = self.rt.enter ();
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let forwarding_instance = self.rt.block_on (ForwardingInstance::new (
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connection_p2_p3,
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params,
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))?;
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self.forwarding_instances [port_idx].replace (forwarding_instance);
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self.gui_ports [port_idx].set_forwarding (true);
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self.sync_status ();
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Ok (())
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}
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pub fn close_port (&mut self, port_idx: usize) -> anyhow::Result <()> {
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if let Some (old_instance) = self.forwarding_instances [port_idx].take () {
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self.rt.block_on (async {
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old_instance.close ()
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.await
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.context ("closing ForwardingInstance")?;
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Ok::<_, anyhow::Error> (())
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})?;
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}
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self.gui_ports [port_idx].set_forwarding (false);
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self.sync_status ();
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Ok (())
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}
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fn open_ports (&self) -> usize {
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self.forwarding_instances.iter ()
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.map (|x| if x.is_some () { 1 } else { 0 })
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.sum ()
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}
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fn sync_status (&mut self) {
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let open_ports = self.open_ports ();
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self.frame_status.set_label (&format! ("Forwarding {} ports", open_ports));
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}
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}
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fn main () -> anyhow::Result <()> {
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tracing_subscriber::fmt::init ();
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let rt = Runtime::new ()?;
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let rt = tokio::runtime::Runtime::new ()?;
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let opt = Opt::from_args ();
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@ -114,7 +53,7 @@ fn main () -> anyhow::Result <()> {
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let mut x = margin;
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let mut y = margin;
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let frame_status = Frame::new (x, y, 800 - 20, h, "Forwarding 0 ports");
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let mut frame_status = Frame::new (x, y, 800 - 20, h, "Forwarding 0 ports");
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y += h + margin;
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x = margin;
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@ -148,25 +87,18 @@ fn main () -> anyhow::Result <()> {
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// y += h + margin;
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// x = margin;
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let gui_ports = vec! [
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let mut gui_ports = vec! [
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gui_port_0,
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gui_port_1,
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gui_port_2,
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];
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let forwarding_instances = vec! [
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let mut forwarding_instances = vec! [
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None,
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None,
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None,
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];
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let mut gui_client = GuiClient {
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rt: &rt,
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frame_status,
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forwarding_instances,
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gui_ports,
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};
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// y += h + margin;
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wind.end ();
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@ -175,7 +107,7 @@ fn main () -> anyhow::Result <()> {
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let connection_p2_p3 = rt.block_on (async move {
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let server_cert = match opt.cert_url.as_ref () {
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Some (url) => reqwest::get (url).await?.bytes ().await?,
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None => tokio::fs::read ("ptth_quic_output/quic_server.crt").await?.into (),
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None => tokio::fs::read ("quic_server.crt").await?.into (),
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};
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let relay_addr = opt.relay_addr
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@ -200,13 +132,27 @@ fn main () -> anyhow::Result <()> {
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while app.wait () {
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match fltk_rx.recv () {
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Some (Message::OpenPort (port_idx)) => {
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match gui_client.open_port (connection_p2_p3.clone (), port_idx) {
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Err (e) => error! ("{:?}", e),
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_ => (),
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};
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if let Ok (params) = gui_ports [port_idx].get_params () {
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let connection_p2_p3 = connection_p2_p3.clone ();
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let _guard = rt.enter ();
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forwarding_instances [port_idx].replace (ForwardingInstance::new (
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connection_p2_p3,
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params,
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));
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gui_ports [port_idx].set_forwarding (true);
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frame_status.set_label ("Forwarding 1 port");
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}
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},
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Some (Message::ClosePort (port_idx)) => {
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gui_client.close_port (port_idx)?;
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if let Some (old_instance) = forwarding_instances [port_idx].take () {
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rt.block_on (old_instance.close ())?;
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}
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gui_ports [port_idx].set_forwarding (false);
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frame_status.set_label ("Forwarding 0 ports");
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},
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None => (),
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}
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@ -261,9 +207,9 @@ impl GuiPort {
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input_server_id.set_value ("bogus_server");
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input_server_port.set_value ("5900");
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but_open.set_trigger (CallbackTrigger::Release);
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but_open.set_trigger (CallbackTrigger::Changed);
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but_open.emit (fltk_tx, Message::OpenPort (port_idx));
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but_close.set_trigger (CallbackTrigger::Release);
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but_close.set_trigger (CallbackTrigger::Changed);
|
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but_close.emit (fltk_tx, Message::ClosePort (port_idx));
|
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|
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set_active (&mut but_open, true);
|
||||
|
|
|
|||
|
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@ -10,7 +10,6 @@ license = "AGPL-3.0"
|
|||
[dependencies]
|
||||
anyhow = "1.0.38"
|
||||
base64 = "0.13.0"
|
||||
ctrlc = "3.2.1"
|
||||
# fltk = "1.1.1"
|
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futures-util = "0.3.9"
|
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hyper = { version = "0.14.4", features = ["http1", "server", "stream", "tcp"] }
|
||||
|
|
|
|||
|
|
@ -1,15 +1,7 @@
|
|||
use structopt::StructOpt;
|
||||
use tokio::{
|
||||
sync::watch,
|
||||
};
|
||||
use tokio::net::TcpListener;
|
||||
|
||||
use quic_demo::{
|
||||
client_proxy::{
|
||||
ForwardingParams,
|
||||
forward_port,
|
||||
},
|
||||
prelude::*,
|
||||
};
|
||||
use quic_demo::prelude::*;
|
||||
use protocol::PeerId;
|
||||
|
||||
#[derive (Debug, StructOpt)]
|
||||
|
|
@ -31,109 +23,68 @@ async fn main () -> anyhow::Result <()> {
|
|||
tracing_subscriber::fmt::init ();
|
||||
|
||||
let opt = Opt::from_args ();
|
||||
let conf = opt.into_config ().await?;
|
||||
|
||||
let client = P2Client::connect (conf)?;
|
||||
client.run ().await?;
|
||||
let server_cert = tokio::fs::read ("quic_server.crt").await?;
|
||||
let relay_addr = opt.relay_addr.unwrap_or_else (|| String::from ("127.0.0.1:30380")).parse ()?;
|
||||
let endpoint = make_client_endpoint ("0.0.0.0:0".parse ()?, &[&server_cert])?;
|
||||
|
||||
debug! ("Connecting to relay server");
|
||||
|
||||
let client_id = opt.client_id.unwrap_or_else (|| "bogus_client".to_string ());
|
||||
|
||||
let quinn::NewConnection {
|
||||
connection,
|
||||
..
|
||||
} = protocol::p2_connect_to_p3 (&endpoint, &relay_addr, &client_id).await?;
|
||||
|
||||
// End of per-client stuff
|
||||
// Beginning of per-port stuff
|
||||
|
||||
let server_id = opt.server_id.unwrap_or_else (|| "bogus_server".to_string ());
|
||||
|
||||
let client_tcp_port = opt.client_tcp_port.unwrap_or (30381);
|
||||
let server_tcp_port = opt.server_tcp_port.unwrap_or (30382);
|
||||
let listener = TcpListener::bind (("127.0.0.1", client_tcp_port)).await?;
|
||||
|
||||
// End of per-port stuff
|
||||
// Beginning of per-connection stuff
|
||||
|
||||
let task_tcp_server = tokio::spawn (async move {
|
||||
loop {
|
||||
let (tcp_socket, _) = listener.accept ().await?;
|
||||
let connection = connection.clone ();
|
||||
let server_id = server_id.clone ();
|
||||
|
||||
tokio::spawn (async move {
|
||||
let (local_recv, local_send) = tcp_socket.into_split ();
|
||||
|
||||
debug! ("Starting PTTH connection");
|
||||
|
||||
let (relay_send, relay_recv) = protocol::p2_connect_to_p5 (&connection, &server_id, server_tcp_port).await?;
|
||||
|
||||
trace! ("Relaying bytes...");
|
||||
|
||||
let ptth_conn = quic_demo::connection::NewConnection {
|
||||
local_send,
|
||||
local_recv,
|
||||
relay_send,
|
||||
relay_recv,
|
||||
}.build ();
|
||||
|
||||
ptth_conn.wait_for_close ().await?;
|
||||
|
||||
debug! ("Ended PTTH connection");
|
||||
|
||||
Ok::<_, anyhow::Error> (())
|
||||
});
|
||||
}
|
||||
|
||||
Ok::<_, anyhow::Error> (())
|
||||
});
|
||||
|
||||
debug! ("Accepting local TCP connections from P1");
|
||||
|
||||
task_tcp_server.await??;
|
||||
|
||||
Ok (())
|
||||
}
|
||||
|
||||
pub struct P2Client {
|
||||
endpoint: quinn::Endpoint,
|
||||
conf: Arc <Config>,
|
||||
}
|
||||
|
||||
impl P2Client {
|
||||
pub fn connect (conf: Config) -> anyhow::Result <Self> {
|
||||
let endpoint = make_client_endpoint ("0.0.0.0:0".parse ()?, &[&conf.relay_cert])?;
|
||||
let conf = Arc::new (conf);
|
||||
|
||||
Ok (Self {
|
||||
endpoint,
|
||||
conf,
|
||||
})
|
||||
}
|
||||
|
||||
pub async fn run (&self) -> anyhow::Result <()> {
|
||||
debug! ("P2 client connecting to P3 relay server");
|
||||
|
||||
let conf = Arc::clone (&self.conf);
|
||||
|
||||
let quinn::NewConnection {
|
||||
connection,
|
||||
..
|
||||
} = protocol::p2_connect_to_p3 (&self.endpoint, &conf.relay_addr, &conf.client_id).await?;
|
||||
|
||||
let client_tcp_port = conf.client_tcp_port;
|
||||
|
||||
debug! ("Accepting local TCP connections from P1 at {}", client_tcp_port);
|
||||
|
||||
// End of per-port stuff
|
||||
// Beginning of per-connection stuff
|
||||
|
||||
let (_shutdown_flag_tx, shutdown_flag_rx) = watch::channel (true);
|
||||
|
||||
let task_tcp_server = {
|
||||
let connection = connection.clone ();
|
||||
let server_id = conf.server_id.clone ();
|
||||
let server_tcp_port = conf.server_tcp_port;
|
||||
|
||||
let listener = TcpListener::bind (("127.0.0.1", client_tcp_port)).await?;
|
||||
trace! ("Accepting local TCP connections from P1 on {}", client_tcp_port);
|
||||
|
||||
tokio::spawn (async move {
|
||||
forward_port (
|
||||
listener,
|
||||
connection,
|
||||
ForwardingParams {
|
||||
client_tcp_port,
|
||||
server_id,
|
||||
server_tcp_port,
|
||||
},
|
||||
shutdown_flag_rx,
|
||||
).await?;
|
||||
|
||||
Ok::<_, anyhow::Error> (())
|
||||
})
|
||||
};
|
||||
|
||||
task_tcp_server.await??;
|
||||
|
||||
Ok (())
|
||||
}
|
||||
}
|
||||
|
||||
/// A filled-out config for constructing a P2 client
|
||||
#[derive (Clone)]
|
||||
pub struct Config {
|
||||
client_tcp_port: u16,
|
||||
server_tcp_port: u16,
|
||||
client_id: String,
|
||||
server_id: String,
|
||||
relay_addr: SocketAddr,
|
||||
relay_cert: Vec <u8>,
|
||||
}
|
||||
|
||||
impl Opt {
|
||||
pub async fn into_config (self) -> anyhow::Result <Config> {
|
||||
let client_tcp_port = self.client_tcp_port.unwrap_or (30381);
|
||||
let server_tcp_port = self.server_tcp_port.unwrap_or (30382);
|
||||
let client_id = self.client_id.unwrap_or_else (|| "bogus_client".to_string ());
|
||||
let server_id = self.server_id.unwrap_or_else (|| "bogus_server".to_string ());
|
||||
let relay_addr = self.relay_addr.unwrap_or_else (|| String::from ("127.0.0.1:30380")).parse ()?;
|
||||
|
||||
// Begin I/O
|
||||
|
||||
let relay_cert = tokio::fs::read ("ptth_quic_output/quic_server.crt").await?;
|
||||
|
||||
Ok (Config {
|
||||
client_tcp_port,
|
||||
server_tcp_port,
|
||||
client_id,
|
||||
server_id,
|
||||
relay_addr,
|
||||
relay_cert,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -2,22 +2,11 @@ use std::{
|
|||
iter::FromIterator,
|
||||
};
|
||||
|
||||
use tokio::sync::watch;
|
||||
|
||||
use quic_demo::prelude::*;
|
||||
|
||||
#[tokio::main]
|
||||
async fn main () -> anyhow::Result <()> {
|
||||
tracing_subscriber::fmt::init ();
|
||||
|
||||
let args = Vec::from_iter (std::env::args_os ());
|
||||
|
||||
let (shutdown_tx, shutdown_rx) = watch::channel (false);
|
||||
|
||||
ctrlc::set_handler (move || {
|
||||
shutdown_tx.send (true).expect ("Couldn't forward Ctrl+C signal");
|
||||
})?;
|
||||
trace! ("Set Ctrl+C handler");
|
||||
|
||||
quic_demo::executable_end_server::main (&args, Some (shutdown_rx)).await
|
||||
quic_demo::executable_end_server::main (&args).await
|
||||
}
|
||||
|
|
|
|||
|
|
@ -10,7 +10,6 @@ use hyper::{
|
|||
StatusCode,
|
||||
};
|
||||
use structopt::StructOpt;
|
||||
use tokio::sync::watch;
|
||||
|
||||
use quic_demo::prelude::*;
|
||||
use protocol::PeerId;
|
||||
|
|
@ -57,8 +56,6 @@ async fn main () -> anyhow::Result <()> {
|
|||
let tcp_port = 30382;
|
||||
let tcp_listener = TcpListener::bind (("127.0.0.1", tcp_port)).await?;
|
||||
|
||||
let (_running_tx, running_rx) = watch::channel (true);
|
||||
|
||||
let task_quic_server = {
|
||||
let relay_state = Arc::clone (&relay_state);
|
||||
tokio::spawn (async move {
|
||||
|
|
@ -92,22 +89,24 @@ async fn main () -> anyhow::Result <()> {
|
|||
let task_tcp_server = {
|
||||
let relay_state = Arc::clone (&relay_state);
|
||||
tokio::spawn (async move {
|
||||
while *running_rx.borrow () {
|
||||
loop {
|
||||
let (tcp_socket, _) = tcp_listener.accept ().await?;
|
||||
|
||||
let server_id = "bogus_server".to_string ();
|
||||
|
||||
let relay_state = Arc::clone (&relay_state);
|
||||
tokio::spawn (async move {
|
||||
let (_client_recv, _client_send) = tcp_socket.into_split ();
|
||||
let (client_recv, client_send) = tcp_socket.into_split ();
|
||||
|
||||
debug! ("Accepted direct TCP connection P1 --> P3");
|
||||
|
||||
let p4_server_proxies = relay_state.p4_server_proxies.lock ().await;
|
||||
let _p4 = match p4_server_proxies.get ("bogus_server") {
|
||||
let p4 = match p4_server_proxies.get ("bogus_server") {
|
||||
Some (x) => x,
|
||||
None => bail! ("That server isn't connected"),
|
||||
};
|
||||
|
||||
// unimplemented! ();
|
||||
unimplemented! ();
|
||||
/*
|
||||
p4.req_channel.send (RequestP2ToP4 {
|
||||
client_send,
|
||||
|
|
|
|||
|
|
@ -12,37 +12,28 @@ pub struct ForwardingInstance {
|
|||
}
|
||||
|
||||
impl ForwardingInstance {
|
||||
pub async fn new (
|
||||
pub fn new (
|
||||
connection_p2_p3: quinn::Connection,
|
||||
params: ForwardingParams,
|
||||
) -> anyhow::Result <Self>
|
||||
) -> Self
|
||||
{
|
||||
let (shutdown_flag, shutdown_flag_rx) = tokio::sync::watch::channel (true);
|
||||
|
||||
let listener = TcpListener::bind (("127.0.0.1", params.client_tcp_port)).await?;
|
||||
trace! ("Accepting local TCP connections from P1 on {}", params.client_tcp_port);
|
||||
|
||||
let task = tokio::spawn (forward_port (
|
||||
listener,
|
||||
connection_p2_p3,
|
||||
params,
|
||||
shutdown_flag_rx
|
||||
));
|
||||
|
||||
Ok (Self {
|
||||
Self {
|
||||
task,
|
||||
shutdown_flag,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
pub async fn close (self) -> anyhow::Result <()> {
|
||||
match self.shutdown_flag.send (false) {
|
||||
Err (_) => warn! ("Trying to gracefully shutdown forwarding task but it appears to already be shut down"),
|
||||
_ => (),
|
||||
}
|
||||
self.task.await
|
||||
.context ("awaiting ForwardingInstance task")?
|
||||
.context ("inside ForwardingInstance task")?;
|
||||
self.shutdown_flag.send (false)?;
|
||||
self.task.await??;
|
||||
Ok (())
|
||||
}
|
||||
}
|
||||
|
|
@ -53,14 +44,10 @@ pub struct ForwardingParams {
|
|||
pub server_tcp_port: u16,
|
||||
}
|
||||
|
||||
/// Starts a TCP listener that can forward any number of TCP streams to
|
||||
/// the same client:server port combination
|
||||
|
||||
pub async fn forward_port (
|
||||
listener: TcpListener,
|
||||
async fn forward_port (
|
||||
connection_p2_p3: quinn::Connection,
|
||||
params: ForwardingParams,
|
||||
mut shutdown_flag_rx: tokio::sync::watch::Receiver <bool>,
|
||||
shutdown_flag_rx: tokio::sync::watch::Receiver <bool>,
|
||||
) -> anyhow::Result <()>
|
||||
{
|
||||
let ForwardingParams {
|
||||
|
|
@ -69,7 +56,13 @@ pub async fn forward_port (
|
|||
server_tcp_port,
|
||||
} = params;
|
||||
|
||||
let listener = TcpListener::bind (("127.0.0.1", client_tcp_port)).await?;
|
||||
|
||||
trace! ("Accepting local TCP connections from P1 on {}", client_tcp_port);
|
||||
|
||||
while *shutdown_flag_rx.borrow () {
|
||||
let mut shutdown_flag_rx_2 = shutdown_flag_rx.clone ();
|
||||
|
||||
tokio::select! {
|
||||
x = listener.accept () => {
|
||||
let (tcp_socket, _) = x?;
|
||||
|
|
@ -79,7 +72,7 @@ pub async fn forward_port (
|
|||
|
||||
tokio::spawn (handle_p1 (connection, server_id, server_tcp_port, tcp_socket, shutdown_flag_rx));
|
||||
},
|
||||
_ = shutdown_flag_rx.changed () => (),
|
||||
_ = shutdown_flag_rx_2.changed () => (),
|
||||
};
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -1,14 +1,9 @@
|
|||
use structopt::StructOpt;
|
||||
use tokio::{
|
||||
net::TcpStream,
|
||||
sync::watch,
|
||||
};
|
||||
use tokio::net::TcpStream;
|
||||
|
||||
use crate::prelude::*;
|
||||
use protocol::PeerId;
|
||||
|
||||
/// A partially-filled-out config that structopt can deal with
|
||||
/// Try to turn this into a Config as soon as possible.
|
||||
#[derive (Debug, StructOpt)]
|
||||
struct Opt {
|
||||
#[structopt (long)]
|
||||
|
|
@ -21,145 +16,37 @@ struct Opt {
|
|||
cert_url: Option <String>,
|
||||
}
|
||||
|
||||
pub async fn main (args: &[OsString], shutdown_rx: Option <watch::Receiver <bool>>) -> anyhow::Result <()> {
|
||||
let opt = Opt::from_iter (args);
|
||||
let conf = opt.into_config ().await?;
|
||||
pub async fn main (args: &[OsString]) -> anyhow::Result <()> {
|
||||
let opt = Arc::new (Opt::from_iter (args));
|
||||
|
||||
let end_server = Arc::new (P4EndServer::connect (conf)?);
|
||||
|
||||
let run_task = {
|
||||
let end_server = Arc::clone (&end_server);
|
||||
tokio::spawn (async move {
|
||||
end_server.run ().await?;
|
||||
Ok::<_, anyhow::Error> (())
|
||||
})
|
||||
let server_cert = match opt.cert_url.as_ref () {
|
||||
Some (url) => reqwest::get (url).await?.bytes ().await?,
|
||||
None => tokio::fs::read ("quic_server.crt").await?.into (),
|
||||
};
|
||||
let relay_addr = opt.relay_addr.clone ().unwrap_or_else (|| String::from ("127.0.0.1:30380")).parse ()?;
|
||||
let endpoint = make_client_endpoint ("0.0.0.0:0".parse ()?, &[&server_cert])?;
|
||||
|
||||
if let Some (mut shutdown_rx) = shutdown_rx {
|
||||
while ! *shutdown_rx.borrow () {
|
||||
shutdown_rx.changed ().await?;
|
||||
}
|
||||
end_server.shut_down ()?;
|
||||
}
|
||||
trace! ("Connecting to relay server");
|
||||
|
||||
run_task.await??;
|
||||
let server_id = opt.server_id.clone ().unwrap_or_else (|| "bogus_server".to_string ());
|
||||
|
||||
trace! ("P4 end server shut down gracefully.");
|
||||
let quinn::NewConnection {
|
||||
mut bi_streams,
|
||||
..
|
||||
} = protocol::p4_connect_to_p3 (&endpoint, &relay_addr, &server_id).await?;
|
||||
|
||||
Ok (())
|
||||
}
|
||||
|
||||
/// A filled-out config for constructing an end server
|
||||
#[derive (Clone)]
|
||||
pub struct Config {
|
||||
pub debug_echo: bool,
|
||||
pub id: String,
|
||||
pub relay_addr: SocketAddr,
|
||||
pub relay_cert: Vec <u8>,
|
||||
}
|
||||
|
||||
impl Opt {
|
||||
/// Converts self into a Config that the server can use.
|
||||
/// Performs I/O to load the relay cert from disk or from HTTP.
|
||||
/// Fails if arguments can't be parsed or if I/O fails.
|
||||
debug! ("Connected to relay server");
|
||||
trace! ("Accepting bi streams from P3");
|
||||
|
||||
pub async fn into_config (self) -> anyhow::Result <Config> {
|
||||
let id = self.server_id.clone ().unwrap_or_else (|| "bogus_server".to_string ());
|
||||
loop {
|
||||
let (relay_send, relay_recv) = bi_streams.next ().await.ok_or_else (|| anyhow::anyhow! ("Relay server didn't open a bi stream"))??;
|
||||
|
||||
let relay_addr: SocketAddr = self.relay_addr.clone ().unwrap_or_else (|| String::from ("127.0.0.1:30380")).parse ()?;
|
||||
|
||||
// Do I/O after all parsing is done.
|
||||
// We don't want to waste a network request only to come back and error
|
||||
// out on like "127.oooo.1" not parsing into a relay address.
|
||||
|
||||
let relay_cert: Vec <u8> = match self.cert_url.as_ref () {
|
||||
Some (url) => reqwest::get (url).await?.bytes ().await?.into_iter ().collect (),
|
||||
None => tokio::fs::read ("ptth_quic_output/quic_server.crt").await?,
|
||||
};
|
||||
|
||||
Ok (Config {
|
||||
debug_echo: self.debug_echo,
|
||||
id,
|
||||
relay_addr,
|
||||
relay_cert,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
pub struct P4EndServer {
|
||||
endpoint: quinn::Endpoint,
|
||||
conf: Arc <Config>,
|
||||
shutdown_tx: watch::Sender <bool>,
|
||||
shutdown_rx: watch::Receiver <bool>,
|
||||
}
|
||||
|
||||
impl P4EndServer {
|
||||
pub fn connect (conf: Config) -> anyhow::Result <Self> {
|
||||
trace! ("P4 end server making its QUIC endpoint");
|
||||
let endpoint = make_client_endpoint ("0.0.0.0:0".parse ()?, &[&conf.relay_cert])?;
|
||||
|
||||
let (shutdown_tx, shutdown_rx) = watch::channel (false);
|
||||
|
||||
Ok (P4EndServer {
|
||||
conf: Arc::new (conf),
|
||||
endpoint,
|
||||
shutdown_tx,
|
||||
shutdown_rx,
|
||||
})
|
||||
}
|
||||
|
||||
pub fn config (&self) -> &Config {
|
||||
&*self.conf
|
||||
}
|
||||
|
||||
pub async fn run (&self) -> anyhow::Result <()> {
|
||||
trace! ("P4 end server connecting to P3 relay server");
|
||||
let quinn::NewConnection {
|
||||
mut bi_streams,
|
||||
..
|
||||
} = protocol::p4_connect_to_p3 (
|
||||
&self.endpoint,
|
||||
&self.conf.relay_addr,
|
||||
&self.conf.id
|
||||
).await?;
|
||||
|
||||
debug! ("Connected to relay server");
|
||||
|
||||
trace! ("Accepting bi streams from P3");
|
||||
|
||||
let mut shutdown_rx = self.shutdown_rx.clone ();
|
||||
|
||||
loop {
|
||||
tokio::select! {
|
||||
_ = shutdown_rx.changed () => {
|
||||
if *shutdown_rx.borrow () {
|
||||
trace! ("P4 incoming bi streams task caught graceful shutdown");
|
||||
break;
|
||||
}
|
||||
}
|
||||
stream_opt = bi_streams.next () => {
|
||||
let (relay_send, relay_recv) = stream_opt.ok_or_else (|| anyhow::anyhow! ("P4 ran out of incoming streams. Maybe P3 shut down or disconnected?"))??;
|
||||
|
||||
tokio::spawn (handle_bi_stream (Arc::clone (&self.conf), relay_send, relay_recv));
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
Ok (())
|
||||
}
|
||||
|
||||
pub fn shut_down (&self) -> anyhow::Result <()> {
|
||||
trace! ("P4 end server shutting down...");
|
||||
Ok (self.shutdown_tx.send (true)?)
|
||||
}
|
||||
|
||||
pub fn shutting_down (&self) -> bool {
|
||||
*self.shutdown_rx.borrow ()
|
||||
tokio::spawn (handle_bi_stream (Arc::clone (&opt), relay_send, relay_recv));
|
||||
}
|
||||
}
|
||||
|
||||
async fn handle_bi_stream (
|
||||
conf: Arc <Config>,
|
||||
opt: Arc <Opt>,
|
||||
relay_send: quinn::SendStream,
|
||||
mut relay_recv: quinn::RecvStream,
|
||||
) -> anyhow::Result <()>
|
||||
|
|
@ -168,14 +55,14 @@ async fn handle_bi_stream (
|
|||
protocol::P3ToP4Stream::NewPtthConnection {
|
||||
client_id,
|
||||
..
|
||||
} => handle_new_ptth_connection (conf, relay_send, relay_recv, client_id).await?,
|
||||
} => handle_new_ptth_connection (opt, relay_send, relay_recv, client_id).await?,
|
||||
}
|
||||
|
||||
Ok (())
|
||||
}
|
||||
|
||||
async fn handle_new_ptth_connection (
|
||||
conf: Arc <Config>,
|
||||
opt: Arc <Opt>,
|
||||
mut relay_send: quinn::SendStream,
|
||||
mut relay_recv: quinn::RecvStream,
|
||||
_client_id: String,
|
||||
|
|
@ -192,7 +79,7 @@ async fn handle_new_ptth_connection (
|
|||
|
||||
debug! ("Started PTTH connection");
|
||||
|
||||
if conf.debug_echo {
|
||||
if opt.debug_echo {
|
||||
relay_send.write (b"Connected to P4=P5 debug echo server\n").await?;
|
||||
debug! ("Relaying bytes using internal debug echo server (P4=P5)");
|
||||
tokio::io::copy (&mut relay_recv, &mut relay_send).await?;
|
||||
|
|
|
|||
|
|
@ -61,7 +61,7 @@ pub async fn p2_connect_to_p5 (
|
|||
let cmd_type = Command::CONNECT_P2_TO_P4.0;
|
||||
|
||||
send.write_all (&[cmd_type, 0, 0, 0]).await?;
|
||||
send_lv_string (&mut send, server_id).await?;
|
||||
send_lv_string (&mut send, &server_id).await?;
|
||||
|
||||
expect_exact_response (&mut recv, [Command::OKAY.0, cmd_type, 0, 0]).await
|
||||
.context ("P2 didn't get OK response when asking P3 to connect P2 to P4")?;
|
||||
|
|
|
|||
|
|
@ -58,7 +58,7 @@ pub fn make_server_endpoint(bind_addr: SocketAddr) -> anyhow::Result<(Incoming,
|
|||
fn configure_client(server_certs: &[&[u8]]) -> anyhow::Result<ClientConfig> {
|
||||
let mut cfg_builder = ClientConfigBuilder::default();
|
||||
for cert in server_certs {
|
||||
cfg_builder.add_certificate_authority(Certificate::from_der(cert)?)?;
|
||||
cfg_builder.add_certificate_authority(Certificate::from_der(&cert)?)?;
|
||||
}
|
||||
Ok(cfg_builder.build())
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue