WIP: ws: split into features, other fixes

Cargo.lock

@@ -240,6 +240,7 @@ dependencies = [
  "aquatic_common",
  "aquatic_ws_protocol",
  "async-tungstenite",
+ "cfg-if",
  "core_affinity",
  "crossbeam-channel",
  "either",

aquatic_ws/Cargo.toml

@@ -15,36 +15,44 @@ path = "src/lib/lib.rs"
 name = "aquatic_ws"
 path = "src/bin/main.rs"
 
+[features]
+default = ["with-mio"]
+with-glommio = ["async-tungstenite", "futures-lite", "futures", "futures-rustls", "glommio", "rustls-pemfile"]
+with-mio = ["crossbeam-channel", "histogram", "mio", "native-tls", "parking_lot", "socket2"]
+
 [dependencies]
 anyhow = "1"
-async-tungstenite = "0.15"
 aquatic_cli_helpers = "0.1.0"
 aquatic_common = "0.1.0"
 aquatic_ws_protocol = "0.1.0"
+cfg-if = "1"
 core_affinity = "0.5"
 either = "1"
-futures-lite = "1"
-futures = "0.3"
-futures-rustls = "0.22"
-glommio = { git = "https://github.com/DataDog/glommio.git", rev = "4e6b14772da2f4325271fbcf12d24cf91ed466e5" }
 hashbrown = { version = "0.11.2", features = ["serde"] }
 log = "0.4"
 mimalloc = { version = "0.1", default-features = false }
 privdrop = "0.5"
 rand = { version = "0.8", features = ["small_rng"] }
-rustls-pemfile = "0.2"
 serde = { version = "1", features = ["derive"] }
 signal-hook = { version = "0.3" }
 slab = "0.4"
 tungstenite = "0.15"
 
+# mio
+crossbeam-channel = { version = "0.5", optional = true }
+histogram = { version = "0.6", optional = true }
+mio = { version = "0.7", features = ["tcp", "os-poll", "os-util"], optional = true }
+native-tls = { version = "0.2", optional = true }
+parking_lot = { version = "0.11", optional = true }
+socket2 = { version = "0.4.1", features = ["all"], optional = true }
 
-crossbeam-channel = "0.5"
-histogram = "0.6"
-mio = { version = "0.7", features = ["tcp", "os-poll", "os-util"] }
-native-tls = "0.2"
-parking_lot = "0.11"
-socket2 = { version = "0.4.1", features = ["all"] }
+# glommio
+async-tungstenite = { version = "0.15", optional = true }
+futures-lite = { version = "1", optional = true }
+futures = { version = "0.3", optional = true }
+futures-rustls = { version = "0.22", optional = true }
+glommio = { git = "https://github.com/DataDog/glommio.git", rev = "4e6b14772da2f4325271fbcf12d24cf91ed466e5", optional = true }
+rustls-pemfile = { version = "0.2", optional = true }
 
 [dev-dependencies]
 quickcheck = "1.0"

aquatic_ws/src/lib/common/mod.rs

@@ -13,8 +13,6 @@ use aquatic_ws_protocol::*;
 
 use crate::config::Config;
 
-pub type TlsConfig = futures_rustls::rustls::ServerConfig;
-
 #[derive(Copy, Clone, Debug)]
 pub struct PendingScrapeId(pub usize);
 

aquatic_ws/src/lib/config.rs

@@ -1,4 +1,5 @@
 use std::net::SocketAddr;
+#[cfg(feature = "with-glommio")]
 use std::path::PathBuf;
 
 use aquatic_common::cpu_pinning::CpuPinningConfig;
@@ -20,11 +21,13 @@ pub struct Config {
     pub log_level: LogLevel,
     pub network: NetworkConfig,
     pub protocol: ProtocolConfig,
+    #[cfg(feature = "with-mio")]
     pub handlers: HandlerConfig,
     pub cleaning: CleaningConfig,
     pub privileges: PrivilegeConfig,
     pub access_list: AccessListConfig,
     pub cpu_pinning: CpuPinningConfig,
+    #[cfg(feature = "with-mio")]
     pub statistics: StatisticsConfig,
 }
 
@@ -40,16 +43,23 @@ pub struct NetworkConfig {
     /// Bind to this address
     pub address: SocketAddr,
     pub ipv6_only: bool,
-
-    pub tls_certificate_path: PathBuf,
-    pub tls_private_key_path: PathBuf,
     pub websocket_max_message_size: usize,
     pub websocket_max_frame_size: usize,
 
+    #[cfg(feature = "with-glommio")]
+    pub tls_certificate_path: PathBuf,
+    #[cfg(feature = "with-glommio")]
+    pub tls_private_key_path: PathBuf,
+
+    #[cfg(feature = "with-mio")]
     pub use_tls: bool,
+    #[cfg(feature = "with-mio")]
     pub tls_pkcs12_path: String,
+    #[cfg(feature = "with-mio")]
     pub tls_pkcs12_password: String,
+    #[cfg(feature = "with-mio")]
     pub poll_event_capacity: usize,
+    #[cfg(feature = "with-mio")]
     pub poll_timeout_microseconds: u64,
 }
 
@@ -64,6 +74,7 @@ pub struct ProtocolConfig {
     pub peer_announce_interval: usize,
 }
 
+#[cfg(feature = "with-mio")]
 #[derive(Clone, Debug, Serialize, Deserialize)]
 #[serde(default)]
 pub struct HandlerConfig {
@@ -82,9 +93,11 @@ pub struct CleaningConfig {
     pub max_peer_age: u64,
 
     /// Remove connections that are older than this (seconds)
+    #[cfg(feature = "with-mio")]
     pub max_connection_age: u64,
 }
 
+#[cfg(feature = "with-mio")]
 #[derive(Clone, Debug, Serialize, Deserialize)]
 #[serde(default)]
 pub struct StatisticsConfig {
@@ -100,11 +113,13 @@ impl Default for Config {
             log_level: LogLevel::default(),
             network: NetworkConfig::default(),
             protocol: ProtocolConfig::default(),
+            #[cfg(feature = "with-mio")]
             handlers: Default::default(),
             cleaning: CleaningConfig::default(),
             privileges: PrivilegeConfig::default(),
             access_list: AccessListConfig::default(),
             cpu_pinning: Default::default(),
+            #[cfg(feature = "with-mio")]
             statistics: Default::default(),
         }
     }
@@ -115,15 +130,23 @@ impl Default for NetworkConfig {
         Self {
             address: SocketAddr::from(([0, 0, 0, 0], 3000)),
             ipv6_only: false,
-            tls_certificate_path: "".into(),
-            tls_private_key_path: "".into(),
             websocket_max_message_size: 64 * 1024,
             websocket_max_frame_size: 16 * 1024,
 
+            #[cfg(feature = "with-glommio")]
+            tls_certificate_path: "".into(),
+            #[cfg(feature = "with-glommio")]
+            tls_private_key_path: "".into(),
+
+            #[cfg(feature = "with-mio")]
             use_tls: false,
+            #[cfg(feature = "with-mio")]
             tls_pkcs12_path: "".into(),
+            #[cfg(feature = "with-mio")]
             tls_pkcs12_password: "".into(),
+            #[cfg(feature = "with-mio")]
             poll_event_capacity: 4096,
+            #[cfg(feature = "with-mio")]
             poll_timeout_microseconds: 200_000,
         }
     }
@@ -139,6 +162,7 @@ impl Default for ProtocolConfig {
     }
 }
 
+#[cfg(feature = "with-mio")]
 impl Default for HandlerConfig {
     fn default() -> Self {
         Self {
@@ -154,11 +178,13 @@ impl Default for CleaningConfig {
             torrent_cleaning_interval: 30,
             max_peer_age: 1800,
 
+            #[cfg(feature = "with-mio")]
             max_connection_age: 1800,
         }
     }
 }
 
+#[cfg(feature = "with-mio")]
 impl Default for StatisticsConfig {
     fn default() -> Self {
         Self { interval: 0 }

aquatic_ws/src/lib/glommio/common.rs

@@ -2,6 +2,8 @@ use std::sync::Arc;
 
 use aquatic_common::access_list::AccessListArcSwap;
 
+pub type TlsConfig = futures_rustls::rustls::ServerConfig;
+
 #[derive(Default, Clone)]
 pub struct State {
     pub access_list: Arc<AccessListArcSwap>,

aquatic_ws/src/lib/glommio/mod.rs

@@ -11,9 +11,8 @@ use std::{
 use crate::config::Config;
 use aquatic_common::privileges::drop_privileges_after_socket_binding;
 
-use self::common::State;
+use self::common::*;
 
-use super::common::TlsConfig;
 use glommio::{channels::channel_mesh::MeshBuilder, prelude::*};
 
 const SHARED_CHANNEL_SIZE: usize = 1024;

aquatic_ws/src/lib/glommio/network.rs

@@ -29,7 +29,7 @@ use crate::config::Config;
 
 use crate::common::*;
 
-use super::common::State;
+use super::common::*;
 
 struct PendingScrapeResponse {
     pending_worker_out_messages: usize,

aquatic_ws/src/lib/lib.rs

@@ -1,11 +1,14 @@
 use aquatic_common::access_list::update_access_list;
+use cfg_if::cfg_if;
 use signal_hook::{consts::SIGUSR1, iterator::Signals};
 
 use crate::config::Config;
 
 pub mod common;
 pub mod config;
+#[cfg(feature = "with-glommio")]
 pub mod glommio;
+#[cfg(feature = "with-mio")]
 pub mod mio;
 
 pub const APP_NAME: &str = "aquatic_ws: WebTorrent tracker";
@@ -17,7 +20,13 @@ pub fn run(config: Config) -> ::anyhow::Result<()> {
         });
     }
 
+    cfg_if!(
+        if #[cfg(feature = "with-glommio")] {
             let state = glommio::common::State::default();
+        } else {
+            let state = mio::common::State::default();
+        }
+    );
 
     update_access_list(&config.access_list, &state.access_list)?;
 
@@ -27,7 +36,13 @@ pub fn run(config: Config) -> ::anyhow::Result<()> {
         let config = config.clone();
         let state = state.clone();
 
+        cfg_if!(
+            if #[cfg(feature = "with-glommio")] {
                 ::std::thread::spawn(move || glommio::run_inner(config, state));
+            } else {
+                ::std::thread::spawn(move || mio::run(config, state));
+            }
+        );
     }
 
     for signal in &mut signals {

aquatic_ws/src/lib/mio/mod.rs

@@ -21,7 +21,7 @@ use common::*;
 pub const APP_NAME: &str = "aquatic_ws: WebTorrent tracker";
 
 pub fn run(config: Config, state: State) -> anyhow::Result<()> {
-    start_workers(config.clone(), state.clone())?;
+    start_workers(config.clone(), state.clone()).expect("couldn't start workers");
 
     // TODO: privdrop here instead
 

scripts/gen-tls.sh

@@ -14,3 +14,5 @@ sudo cp cert.crt /usr/local/share/ca-certificates/snakeoil.crt
 sudo update-ca-certificates
 
 openssl pkcs8 -in key.pem -topk8 -nocrypt -out key.pk8
+
+# openssl pkcs12 -export -passout "pass:p" -out identity.pfx -inkey key.pem -in cert.crt