implemented proximity chat using the js frontend
sorry webrtc-rs, you were just half baked...
This commit is contained in:
parent
a129a11eed
commit
6678e908b8
34
Cargo.lock
generated
34
Cargo.lock
generated
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@ -1188,8 +1188,6 @@ dependencies = [
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[[package]]
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name = "interceptor"
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version = "0.13.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e5ab04c530fd82e414e40394cabe5f0ebfe30d119f10fe29d6e3561926af412e"
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dependencies = [
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"async-trait",
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"bytes",
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@ -1784,10 +1782,14 @@ dependencies = [
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name = "proximity-client"
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version = "0.1.0"
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dependencies = [
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"anyhow",
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"cpal",
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"tokio",
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"tracing",
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"tracing-subscriber",
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"webrtc",
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"webtransport",
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"xtra",
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]
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[[package]]
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@ -1998,8 +2000,6 @@ dependencies = [
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[[package]]
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name = "rtcp"
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version = "0.12.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8306430fb118b7834bbee50e744dc34826eca1da2158657a3d6cbc70e24c2096"
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dependencies = [
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"bytes",
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"thiserror 1.0.69",
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@ -2009,8 +2009,6 @@ dependencies = [
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[[package]]
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name = "rtp"
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version = "0.12.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e68baca5b6cb4980678713f0d06ef3a432aa642baefcbfd0f4dd2ef9eb5ab550"
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dependencies = [
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"bytes",
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"memchr",
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@ -2157,8 +2155,6 @@ checksum = "a3cf7c11c38cb994f3d40e8a8cde3bbd1f72a435e4c49e85d6553d8312306152"
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[[package]]
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name = "sdp"
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version = "0.7.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "02a526161f474ae94b966ba622379d939a8fe46c930eebbadb73e339622599d5"
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dependencies = [
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"rand",
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"substring",
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@ -2398,8 +2394,6 @@ checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
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[[package]]
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name = "stun"
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version = "0.7.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ea256fb46a13f9204e9dee9982997b2c3097db175a9fddaa8350310d03c4d5a3"
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dependencies = [
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"base64",
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"crc",
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@ -2700,8 +2694,6 @@ dependencies = [
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[[package]]
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name = "turn"
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version = "0.9.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0044fdae001dd8a1e247ea6289abf12f4fcea1331a2364da512f9cd680bbd8cb"
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dependencies = [
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"async-trait",
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"base64",
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@ -2911,8 +2903,6 @@ dependencies = [
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[[package]]
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name = "webrtc"
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version = "0.12.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "30367074d9f18231d28a74fab0120856b2b665da108d71a12beab7185a36f97b"
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dependencies = [
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"arc-swap",
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"async-trait",
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@ -2955,8 +2945,6 @@ dependencies = [
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[[package]]
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name = "webrtc-data"
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version = "0.10.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "dec93b991efcd01b73c5b3503fa8adba159d069abe5785c988ebe14fcf8f05d1"
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dependencies = [
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"bytes",
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"log",
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@ -2970,8 +2958,6 @@ dependencies = [
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[[package]]
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name = "webrtc-dtls"
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version = "0.11.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b7c9b89fc909f9da0499283b1112cd98f72fec28e55a54a9e352525ca65cd95c"
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dependencies = [
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"aes",
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"aes-gcm",
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@ -3007,8 +2993,6 @@ dependencies = [
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[[package]]
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name = "webrtc-ice"
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version = "0.12.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0348b28b593f7709ac98d872beb58c0009523df652c78e01b950ab9c537ff17d"
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dependencies = [
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"arc-swap",
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"async-trait",
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@ -3032,8 +3016,6 @@ dependencies = [
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[[package]]
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name = "webrtc-mdns"
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version = "0.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e6dfe9686c6c9c51428da4de415cb6ca2dc0591ce2b63212e23fd9cccf0e316b"
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dependencies = [
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"log",
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"socket2",
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@ -3045,8 +3027,6 @@ dependencies = [
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[[package]]
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name = "webrtc-media"
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version = "0.9.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e153be16b8650021ad3e9e49ab6e5fa9fb7f6d1c23c213fd8bbd1a1135a4c704"
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dependencies = [
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"byteorder",
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"bytes",
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@ -3058,8 +3038,6 @@ dependencies = [
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[[package]]
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name = "webrtc-sctp"
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version = "0.11.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5faf3846ec4b7e64b56338d62cbafe084aa79806b0379dff5cc74a8b7a2b3063"
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dependencies = [
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"arc-swap",
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"async-trait",
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@ -3076,8 +3054,6 @@ dependencies = [
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[[package]]
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name = "webrtc-srtp"
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version = "0.14.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "771db9993712a8fb3886d5be4613ebf27250ef422bd4071988bf55f1ed1a64fa"
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dependencies = [
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"aead",
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"aes",
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@ -3099,8 +3075,6 @@ dependencies = [
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[[package]]
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name = "webrtc-util"
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version = "0.10.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1438a8fd0d69c5775afb4a71470af92242dbd04059c61895163aa3c1ef933375"
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dependencies = [
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"async-trait",
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"bitflags 1.3.2",
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@ -4,7 +4,12 @@ version = "0.1.0"
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edition = "2021"
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[dependencies]
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anyhow = "1.0.94"
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cpal = "0.15.3"
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tokio = { version = "1.42.0", features = ["rt", "rt-multi-thread", "macros", "sync", "io-util", "fs"] }
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webrtc = "0.12.0"
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tracing = "0.1.41"
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tracing-subscriber = "0.3.19"
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webrtc = { path = "../../webrtc/webrtc" }
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webtransport = "0.0.0"
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xtra = { version = "0.6.0", features = ["macros"] }
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@ -1,17 +1,3 @@
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use webrtc::{api::media_engine::MediaEngine, interceptor::registry::Registry, peer_connection::configuration::RTCConfiguration};
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fn main() {
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let mut m = MediaEngine::default();
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m.register_default_codecs()?;
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let mut registry = Registry::new();
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registry = register_default_interceptors(registry, &mut m)?;
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let api = APIBuilder::new().with_media_engine(m).with_interceptor_registry(registry).build();
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let config = RTCConfiguration {
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ice_servers: vec![RTCIceServer {
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urls: vec!["stun:stun.l.google.com:19302".to_owned()],
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..Default::default()
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}],
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..Default::default()
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};
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}
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445
proximity-client/src/webrtc-main.rs
Normal file
445
proximity-client/src/webrtc-main.rs
Normal file
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@ -0,0 +1,445 @@
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use std::{
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env::args,
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fs::{read, File},
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io::Cursor,
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sync::{Arc, LazyLock},
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time::Duration,
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};
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use tokio::{
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io::BufReader,
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sync::{mpsc, oneshot, OnceCell},
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};
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use tracing::{error, info, info_span, trace, warn, Instrument, Span};
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use tracing_subscriber::{filter::FilterFn, layer::SubscriberExt, util::SubscriberInitExt, Layer};
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use webrtc::{
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api::{
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interceptor_registry::register_default_interceptors,
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media_engine::{MediaEngine, MIME_TYPE_OPUS},
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setting_engine::SettingEngine,
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APIBuilder, API,
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},
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data_channel::data_channel_init::RTCDataChannelInit,
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ice_transport::{
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ice_candidate::{RTCIceCandidate, RTCIceCandidateInit},
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ice_connection_state::RTCIceConnectionState,
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ice_server::RTCIceServer,
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},
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interceptor::registry::Registry,
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media::{
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io::{ogg_reader::OggReader, ogg_writer::OggWriter, Writer},
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Sample,
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},
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peer_connection::{
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configuration::RTCConfiguration,
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offer_answer_options::{RTCAnswerOptions, RTCOfferOptions},
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peer_connection_state::RTCPeerConnectionState,
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sdp::session_description::RTCSessionDescription,
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RTCPeerConnection,
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},
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rtp_transceiver::{
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rtp_codec::{RTCRtpCodecCapability, RTCRtpCodecParameters, RTPCodecType},
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rtp_transceiver_direction::RTCRtpTransceiverDirection,
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RTCRtpTransceiverInit,
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},
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track::track_local::{track_local_static_sample::TrackLocalStaticSample, TrackLocal},
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};
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use xtra::{Actor, Address, Handler, Mailbox};
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const CODEC: LazyLock<RTCRtpCodecParameters> = LazyLock::new(|| RTCRtpCodecParameters {
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capability: RTCRtpCodecCapability {
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mime_type: MIME_TYPE_OPUS.to_owned(),
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clock_rate: 48000,
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channels: 2,
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sdp_fmtp_line: "".to_owned(),
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rtcp_feedback: vec![],
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},
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payload_type: 111,
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..Default::default()
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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::registry()
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.with(tracing_subscriber::fmt::layer().with_filter(FilterFn::new(|m| {
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m.module_path().map(|path| !path.contains("webrtc_ice") && !path.contains("webrtc_mdns")).unwrap_or_default()
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// m.module_path().map(|path| path.contains("proximity_client")).unwrap_or_default()
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// true
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})))
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.init();
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let mut m = MediaEngine::default();
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m.register_codec(CODEC.clone(), RTPCodecType::Audio)?;
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let mut registry = Registry::new();
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registry = register_default_interceptors(registry, &mut m)?;
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let api = Arc::new(
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APIBuilder::new()
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.with_media_engine(m)
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// .with_setting_engine({
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// let mut engine = SettingEngine::default();
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// // engine.enable_sender_rtx(is_enabled);
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// engine
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// })
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.with_interceptor_registry(registry)
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.build(),
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);
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let config = RTCConfiguration {
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ice_servers: vec![RTCIceServer {
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urls: vec!["stun:stun.l.google.com:19302".to_owned()],
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..Default::default()
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}],
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..Default::default()
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};
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let sender = Sender::spawn(api.clone(), config.clone());
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Receiver::run(api, config, sender).instrument(info_span!("receiver")).await;
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Ok(())
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}
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#[derive(Actor)]
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struct Sender {
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peer_connection: Arc<RTCPeerConnection>,
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receiver: OnceCell<Address<Receiver>>,
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audio_track: Arc<TrackLocalStaticSample>,
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}
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#[derive(Actor)]
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struct Receiver {
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peer_connection: Arc<RTCPeerConnection>,
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sender: Address<Sender>,
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}
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impl Sender {
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pub fn spawn(api: Arc<API>, config: RTCConfiguration) -> Address<Sender> {
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let (address, mailbox) = Mailbox::unbounded();
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let span = info_span!("sender");
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tokio::spawn(
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async move {
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let address = mailbox.address();
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let peer_connection = Arc::new(api.new_peer_connection(config).await.expect("rraaahaa"));
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// Set the handler for ICE connection state
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// This will notify you when the peer has connected/disconnected
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peer_connection.on_ice_connection_state_change({
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let address = address.clone();
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Box::new(move |connection_state: RTCIceConnectionState| {
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info!("Connection State has changed {connection_state}");
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if connection_state == RTCIceConnectionState::Connected {
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let address = address.clone();
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tokio::spawn(async move {
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address.send(Connected).await.unwrap();
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});
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}
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Box::pin(async {})
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})
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});
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// Set the handler for Peer connection state
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// This will notify you when the peer has connected/disconnected
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peer_connection.on_peer_connection_state_change(Box::new(move |s: RTCPeerConnectionState| {
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info!("Peer Connection State has changed: {s}");
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if s == RTCPeerConnectionState::Failed {
|
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// Wait until PeerConnection has had no network activity for 30 seconds or another failure. It may be reconnected using an ICE Restart.
|
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// Use webrtc.PeerConnectionStateDisconnected if you are interested in detecting faster timeout.
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// Note that the PeerConnection may come back from PeerConnectionStateDisconnected.
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info!("Peer Connection has gone to failed exiting");
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}
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Box::pin(async {})
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}));
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peer_connection.on_ice_candidate({
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let address = address.clone();
|
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let span = Span::current();
|
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Box::new(move |candidate: Option<RTCIceCandidate>| {
|
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let sender = address.clone();
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let span = span.clone();
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Box::pin(
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async move {
|
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if let Some(candidate) = candidate {
|
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let candidate = candidate.to_json().unwrap();
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warn!("candidate: {:?}", candidate);
|
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sender.send((IceNotify, candidate)).await.unwrap();
|
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} else {
|
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warn!("candidates drained");
|
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}
|
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}
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.instrument(span),
|
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)
|
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})
|
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});
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|
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peer_connection.on_track(Box::new(|track, _, _| {
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warn!("aaaaaa");
|
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|
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panic!()
|
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}));
|
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|
||||
let audio_track = Arc::new(TrackLocalStaticSample::new(
|
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CODEC.capability.clone(),
|
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"audio".to_owned(),
|
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"webrtc-rs".to_owned(),
|
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));
|
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let rtp_sender = peer_connection
|
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.add_transceiver_from_track(
|
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Arc::clone(&audio_track) as Arc<dyn TrackLocal + Send + Sync>,
|
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Some(RTCRtpTransceiverInit {
|
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direction: RTCRtpTransceiverDirection::Sendonly,
|
||||
send_encodings: Vec::new(),
|
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}),
|
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)
|
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.await
|
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.expect("oops");
|
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let rtp_sender = rtp_sender.sender().await;
|
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|
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// Read incoming RTCP packets
|
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// Before these packets are returned they are processed by interceptors. For things
|
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// like NACK this needs to be called.
|
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tokio::spawn(async move {
|
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let mut rtcp_buf = vec![0u8; 1500];
|
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while let Ok((_, _)) = rtp_sender.read(&mut rtcp_buf).await {}
|
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error!("rtcp...");
|
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});
|
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|
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xtra::run(
|
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mailbox,
|
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Sender {
|
||||
peer_connection,
|
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receiver: OnceCell::const_new(),
|
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audio_track,
|
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},
|
||||
)
|
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.await;
|
||||
|
||||
info!("exited");
|
||||
}
|
||||
.instrument(span),
|
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);
|
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|
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address
|
||||
}
|
||||
}
|
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|
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impl Receiver {
|
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pub async fn run(api: Arc<API>, config: RTCConfiguration, sender: Address<Sender>) {
|
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let (address, mailbox) = Mailbox::unbounded();
|
||||
let peer_connection = Arc::new(api.new_peer_connection(config).await.expect("rraaahaa"));
|
||||
// Set the handler for ICE connection state
|
||||
// This will notify you when the peer has connected/disconnected
|
||||
peer_connection.on_ice_connection_state_change({
|
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let address = address.clone();
|
||||
Box::new(move |connection_state: RTCIceConnectionState| {
|
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info!("Connection State has changed {connection_state}");
|
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let address = address.clone();
|
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Box::pin(async move {
|
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if connection_state == RTCIceConnectionState::Connected {
|
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let _ = address.send(Connected).await.unwrap();
|
||||
}
|
||||
})
|
||||
})
|
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});
|
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|
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// Set the handler for Peer connection state
|
||||
// This will notify you when the peer has connected/disconnected
|
||||
peer_connection.on_peer_connection_state_change(Box::new(move |s: RTCPeerConnectionState| {
|
||||
info!("Peer Connection State has changed: {s}");
|
||||
|
||||
if s == RTCPeerConnectionState::Failed {
|
||||
// Wait until PeerConnection has had no network activity for 30 seconds or another failure. It may be reconnected using an ICE Restart.
|
||||
// Use webrtc.PeerConnectionStateDisconnected if you are interested in detecting faster timeout.
|
||||
// Note that the PeerConnection may come back from PeerConnectionStateDisconnected.
|
||||
error!("Peer Connection has gone to failed exiting");
|
||||
}
|
||||
|
||||
Box::pin(async {})
|
||||
}));
|
||||
|
||||
peer_connection.on_track(Box::new(move |track, track_receiver, transceiver| {
|
||||
info!("holy track");
|
||||
|
||||
Box::pin(async move {
|
||||
let mut file = File::create("out.opus").unwrap();
|
||||
let mut samplero = OggWriter::new(&mut file, 48000, 2).unwrap();
|
||||
|
||||
while let Ok((packet, _)) = track.read_rtp().await {
|
||||
samplero.write_rtp(&packet).unwrap();
|
||||
}
|
||||
println!("done");
|
||||
std::process::exit(1);
|
||||
})
|
||||
}));
|
||||
peer_connection.on_ice_candidate({
|
||||
let sender = sender.clone();
|
||||
let span = Span::current();
|
||||
Box::new(move |candidate| {
|
||||
let sender = sender.clone();
|
||||
let span = span.clone();
|
||||
Box::pin(
|
||||
async move {
|
||||
if let Some(candidate) = candidate {
|
||||
let candidate = candidate.to_json().unwrap();
|
||||
// warn!("candidate: {:?}", candidate);
|
||||
sender.send(candidate).await.unwrap();
|
||||
} else {
|
||||
// warn!("candidates drained");
|
||||
}
|
||||
}
|
||||
.instrument(span),
|
||||
)
|
||||
})
|
||||
});
|
||||
|
||||
let transceiver = peer_connection
|
||||
.add_transceiver_from_kind(
|
||||
RTPCodecType::Audio,
|
||||
Some(RTCRtpTransceiverInit {
|
||||
direction: RTCRtpTransceiverDirection::Recvonly,
|
||||
send_encodings: vec![],
|
||||
}),
|
||||
)
|
||||
.await
|
||||
.unwrap();
|
||||
let rtp_sender = transceiver.sender().await;
|
||||
tokio::spawn(async move {
|
||||
let mut rtcp_buf = vec![0u8; 1500];
|
||||
while let Ok((packet, _)) = rtp_sender.read(&mut rtcp_buf).await {}
|
||||
error!("rtcp...");
|
||||
});
|
||||
|
||||
let offer = sender.send(address).await.unwrap();
|
||||
error!("offer {offer:?}");
|
||||
peer_connection.set_remote_description(offer).await.unwrap();
|
||||
let answer = peer_connection.create_answer(None).await.unwrap();
|
||||
peer_connection.set_local_description(answer.clone()).await.unwrap();
|
||||
|
||||
sender.send(answer).await.unwrap();
|
||||
|
||||
xtra::run(
|
||||
mailbox,
|
||||
Receiver {
|
||||
peer_connection,
|
||||
sender,
|
||||
},
|
||||
)
|
||||
.await;
|
||||
}
|
||||
}
|
||||
|
||||
impl Handler<Address<Receiver>> for Sender {
|
||||
type Return = RTCSessionDescription;
|
||||
|
||||
async fn handle(&mut self, address: Address<Receiver>, ctx: &mut xtra::Context<Self>) -> Self::Return {
|
||||
self.receiver.set(address.clone()).unwrap();
|
||||
self.peer_connection.on_ice_candidate(Box::new(move |candidate| {
|
||||
let address = address.clone();
|
||||
Box::pin(async move {
|
||||
if let Some(candidate) = candidate {
|
||||
address.send(candidate.to_json().unwrap()).await.unwrap();
|
||||
}
|
||||
})
|
||||
}));
|
||||
let offer = self.peer_connection.create_offer(None).await.unwrap();
|
||||
self.peer_connection.set_local_description(offer.clone()).await.unwrap();
|
||||
|
||||
offer
|
||||
}
|
||||
}
|
||||
|
||||
impl Handler<RTCSessionDescription> for Sender {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, message: RTCSessionDescription, ctx: &mut xtra::Context<Self>) -> Self::Return {
|
||||
self.peer_connection.set_remote_description(message).await.unwrap();
|
||||
}
|
||||
}
|
||||
|
||||
struct IceNotify;
|
||||
impl Handler<(IceNotify, RTCIceCandidateInit)> for Sender {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(
|
||||
&mut self,
|
||||
(_, message): (IceNotify, RTCIceCandidateInit),
|
||||
_: &mut xtra::Context<Self>,
|
||||
) -> Self::Return {
|
||||
self.receiver.get().unwrap().send(message).await.unwrap()
|
||||
}
|
||||
}
|
||||
impl Handler<RTCIceCandidateInit> for Sender {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, message: RTCIceCandidateInit, _: &mut xtra::Context<Self>) -> Self::Return {
|
||||
// trace!("adding ice candidate {message:?}");
|
||||
self.peer_connection.add_ice_candidate(message).await.unwrap();
|
||||
}
|
||||
}
|
||||
|
||||
impl Handler<RTCIceCandidateInit> for Receiver {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, message: RTCIceCandidateInit, _: &mut xtra::Context<Self>) -> Self::Return {
|
||||
// trace!("adding ice candidate {message:?}");
|
||||
self.peer_connection.add_ice_candidate(message).await.unwrap();
|
||||
}
|
||||
}
|
||||
|
||||
pub struct Connected;
|
||||
impl Handler<Connected> for Sender {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, _: Connected, ctx: &mut xtra::Context<Self>) -> Self::Return {
|
||||
info!("connected");
|
||||
let address = ctx.mailbox().address();
|
||||
|
||||
tokio::time::sleep(Duration::from_secs(1)).await;
|
||||
|
||||
let file = read(args().nth(1).unwrap()).unwrap();
|
||||
let (mut ogg, _) = OggReader::new(Cursor::new(file), true).unwrap();
|
||||
const OGG_PAGE_DURATION: Duration = Duration::from_millis(20);
|
||||
let mut ticker = tokio::time::interval(OGG_PAGE_DURATION);
|
||||
let audio_track = self.audio_track.clone();
|
||||
|
||||
tokio::spawn(
|
||||
async move {
|
||||
// Keep track of last granule, the difference is the amount of samples in the buffer
|
||||
let mut last_granule: u64 = 0;
|
||||
while let Ok((page_data, page_header)) = ogg.parse_next_page() {
|
||||
// The amount of samples is the difference between the last and current timestamp
|
||||
let sample_count = page_header.granule_position - last_granule;
|
||||
last_granule = page_header.granule_position;
|
||||
let sample_duration = Duration::from_millis(sample_count * 1000 / 48000);
|
||||
|
||||
info!("writing sample");
|
||||
audio_track
|
||||
.write_sample(&Sample {
|
||||
data: page_data.freeze(),
|
||||
duration: sample_duration,
|
||||
..Default::default()
|
||||
})
|
||||
.await
|
||||
.unwrap();
|
||||
|
||||
let _ = ticker.tick().await;
|
||||
}
|
||||
info!("done streaming audio");
|
||||
address.send(Stop).await.unwrap();
|
||||
}
|
||||
.in_current_span(),
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
struct Stop;
|
||||
impl Handler<Stop> for Sender {
|
||||
type Return = ();
|
||||
async fn handle(&mut self, _: Stop, ctx: &mut xtra::Context<Self>) -> Self::Return {
|
||||
self.peer_connection.close().await.unwrap();
|
||||
ctx.stop_self();
|
||||
}
|
||||
}
|
||||
|
||||
impl Handler<Connected> for Receiver {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, _: Connected, _: &mut xtra::Context<Self>) -> Self::Return {
|
||||
info!("connected!");
|
||||
}
|
||||
}
|
||||
|
|
@ -1,9 +1,11 @@
|
|||
use core::str;
|
||||
use std::{
|
||||
ffi::CStr,
|
||||
fmt::{Debug, Display},
|
||||
};
|
||||
|
||||
use anyhow::{bail, Context};
|
||||
use tracing::warn;
|
||||
use zerocopy::{FromBytes, Immutable, IntoBytes, KnownLayout, Unaligned};
|
||||
|
||||
#[derive(Clone, Copy, Debug, PartialEq, Eq, FromBytes, IntoBytes, KnownLayout, Immutable, Unaligned)]
|
||||
|
|
@ -31,7 +33,9 @@ impl From<Bool> for bool {
|
|||
}
|
||||
}
|
||||
|
||||
#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, FromBytes, IntoBytes, KnownLayout, Immutable, Unaligned)]
|
||||
#[derive(
|
||||
Clone, Copy, Hash, PartialEq, Eq, PartialOrd, Ord, FromBytes, IntoBytes, KnownLayout, Immutable, Unaligned,
|
||||
)]
|
||||
#[repr(C)]
|
||||
pub struct String<const N: usize>([u8; N]);
|
||||
|
||||
|
|
@ -40,10 +44,12 @@ impl<const N: usize> String<N> {
|
|||
self.try_as_str().expect("wasn't a string")
|
||||
}
|
||||
pub fn try_as_str(&self) -> anyhow::Result<&str> {
|
||||
let cstr = CStr::from_bytes_until_nul(&self.0).context("interpreting bytes as c-string")?;
|
||||
cstr.to_str().context("verifying string has utf-8")
|
||||
// let str = str::from_utf8(&self.0).context("verifying string has utf-8")?;
|
||||
// Ok(str.trim_end_matches('\0'))
|
||||
if self.0.contains(&0) {
|
||||
let cstr = CStr::from_bytes_until_nul(&self.0).context("interpreting bytes as c-string")?;
|
||||
cstr.to_str().context("verifying string has utf-8")
|
||||
} else {
|
||||
std::str::from_utf8(&self.0).context("verifying string has utf8")
|
||||
}
|
||||
}
|
||||
pub fn assert_valid(&self) -> anyhow::Result<()> {
|
||||
self.try_as_str().map(drop)
|
||||
|
|
|
|||
|
|
@ -2,10 +2,9 @@ mod prox;
|
|||
|
||||
use std::{collections::HashMap, sync::LazyLock};
|
||||
|
||||
use prox::ProximityPlayer;
|
||||
use prox::{packet::HYP_UUID_SIZE, ProximityPlayer};
|
||||
use tokio::sync::RwLock;
|
||||
use tracing::{error, info_span, Instrument};
|
||||
use uuid::Uuid;
|
||||
use wtransport::{Endpoint, Identity, ServerConfig};
|
||||
use xtra::{Actor, Address, Handler, Mailbox};
|
||||
use zerocopy::{FromZeros, Immutable, IntoBytes};
|
||||
|
|
@ -15,8 +14,10 @@ use crate::{
|
|||
protocol::String,
|
||||
};
|
||||
|
||||
fn listeners() -> &'static RwLock<HashMap<Uuid, Address<ProximityPlayer>>> {
|
||||
static LISTENERS: LazyLock<RwLock<HashMap<Uuid, Address<ProximityPlayer>>>> = LazyLock::new(Default::default);
|
||||
type UuidString = String<HYP_UUID_SIZE>;
|
||||
|
||||
fn listeners() -> &'static RwLock<HashMap<UuidString, Address<ProximityPlayer>>> {
|
||||
static LISTENERS: LazyLock<RwLock<HashMap<UuidString, Address<ProximityPlayer>>>> = LazyLock::new(Default::default);
|
||||
|
||||
&LISTENERS
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,19 +1,26 @@
|
|||
use core::str;
|
||||
use std::sync::Arc;
|
||||
|
||||
use tokio::io::AsyncWriteExt;
|
||||
use packet::{
|
||||
Event,
|
||||
Event_variants::{Answer, Candidate, Offer},
|
||||
Packet, HYP_UUID_SIZE,
|
||||
};
|
||||
use tokio::io::{AsyncReadExt, AsyncWriteExt};
|
||||
use tracing::{error, info, info_span, trace, warn, Instrument};
|
||||
use uuid::Uuid;
|
||||
use wtransport::endpoint::IncomingSession;
|
||||
use wtransport::{endpoint::IncomingSession, RecvStream};
|
||||
use xtra::{Actor, Address, Handler, Mailbox};
|
||||
use zerocopy::{FromZeros, IntoBytes};
|
||||
|
||||
use crate::protocol::String;
|
||||
|
||||
use super::{listeners, ChangedStage, Manager, PlayerConnected, PlayerDisconnected, PlayerMoved, RequestState};
|
||||
use super::{
|
||||
listeners, ChangedStage, Manager, PlayerConnected, PlayerDisconnected, PlayerMoved, RequestState, UuidString,
|
||||
};
|
||||
|
||||
pub struct ProximityPlayer {
|
||||
id: Uuid,
|
||||
id: UuidString,
|
||||
send: wtransport::SendStream,
|
||||
connection: Arc<wtransport::Connection>,
|
||||
}
|
||||
|
|
@ -29,9 +36,8 @@ impl ProximityPlayer {
|
|||
|
||||
let (mut send, mut recv) = connection.accept_bi().await.expect("failed to start channel");
|
||||
trace!("getting peerjs uuid");
|
||||
let mut buffer = [0; 36];
|
||||
recv.read_exact(buffer.as_mut_bytes()).await.expect("failed to read uuid");
|
||||
let id = Uuid::parse_str(str::from_utf8(&buffer).expect("expected utf8")).expect("failed to parse uuid");
|
||||
let mut id = UuidString::new_zeroed();
|
||||
recv.read_exact(id.as_mut_bytes()).await.expect("failed to read uuid");
|
||||
let span = info_span!("", %id);
|
||||
span.in_scope(|| trace!("uuid parsed"));
|
||||
|
||||
|
|
@ -47,9 +53,7 @@ impl ProximityPlayer {
|
|||
let listeners = listeners().read().await;
|
||||
send.write_u32_le(listeners.len() as u32).await.expect("failed to write peer length");
|
||||
for (id, _) in listeners.iter() {
|
||||
let mut str = String::<36>::new_zeroed();
|
||||
id.as_hyphenated().encode_lower(str.as_mut_bytes());
|
||||
send.write_all(str.as_bytes()).await.expect("failed to write peer id")
|
||||
send.write_all(id.as_bytes()).await.expect("failed to write peer id")
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -58,12 +62,31 @@ impl ProximityPlayer {
|
|||
listeners().write().await.insert(id, address.clone());
|
||||
tokio::spawn({
|
||||
let connection = connection.clone();
|
||||
let address = address.clone();
|
||||
async move {
|
||||
connection.closed().await;
|
||||
let _ = address.send(Stop).await;
|
||||
}
|
||||
.instrument(span.clone())
|
||||
});
|
||||
tokio::spawn(
|
||||
async move {
|
||||
loop {
|
||||
match packet::Event::deserialize(&mut recv).await {
|
||||
Ok(event) => {
|
||||
info!("deserialized event: {event:?}");
|
||||
let _ = address.send(event).detach().await;
|
||||
}
|
||||
Err(error) => {
|
||||
error!("error while deserializing: {error:?}");
|
||||
let _ = address.send(Stop).await;
|
||||
return;
|
||||
}
|
||||
};
|
||||
}
|
||||
}
|
||||
.instrument(span.clone()),
|
||||
);
|
||||
xtra::run(mailbox, ProximityPlayer { id, send, connection }).instrument(span).await;
|
||||
}
|
||||
.in_current_span(),
|
||||
|
|
@ -116,21 +139,93 @@ impl Handler<Stop> for ProximityPlayer {
|
|||
}
|
||||
}
|
||||
|
||||
impl Handler<Event> for ProximityPlayer {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, message: Event, _: &mut xtra::Context<Self>) -> Self::Return {
|
||||
async fn send_event<T: Send + 'static>(id: UuidString, value: T)
|
||||
where
|
||||
ProximityPlayer: Handler<T>,
|
||||
{
|
||||
if let Some(listener) = listeners().read().await.get(&id) {
|
||||
if let Err(error) = listener.send(value).detach().await {
|
||||
warn!("listener {id} is dead: {error}")
|
||||
}
|
||||
} else {
|
||||
warn!("sending offer to dead listener {id}");
|
||||
}
|
||||
}
|
||||
match message {
|
||||
Event::Offer(offer) => {
|
||||
send_event(
|
||||
offer.id,
|
||||
Offer {
|
||||
id: self.id,
|
||||
sdp: offer.sdp,
|
||||
},
|
||||
)
|
||||
.await;
|
||||
}
|
||||
Event::Answer(answer) => {
|
||||
send_event(
|
||||
answer.id,
|
||||
Answer {
|
||||
id: self.id,
|
||||
sdp: answer.sdp,
|
||||
},
|
||||
)
|
||||
.await;
|
||||
}
|
||||
Event::Candidate(candidate) => {
|
||||
send_event(
|
||||
candidate.id,
|
||||
Candidate {
|
||||
id: self.id,
|
||||
candidate: candidate.candidate,
|
||||
},
|
||||
)
|
||||
.await;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl Handler<Offer> for ProximityPlayer {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, message: Offer, _: &mut xtra::Context<Self>) -> Self::Return {
|
||||
Event::Offer(message).serialize(&mut self.send).await.expect("failed to write offer!");
|
||||
}
|
||||
}
|
||||
|
||||
impl Handler<Answer> for ProximityPlayer {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, message: Answer, _: &mut xtra::Context<Self>) -> Self::Return {
|
||||
Event::Answer(message).serialize(&mut self.send).await.expect("failed to write offer!");
|
||||
}
|
||||
}
|
||||
|
||||
impl Handler<Candidate> for ProximityPlayer {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, message: Candidate, _: &mut xtra::Context<Self>) -> Self::Return {
|
||||
Event::Candidate(message).serialize(&mut self.send).await.expect("failed to write offer!");
|
||||
}
|
||||
}
|
||||
|
||||
struct PeerConnectionChanged {
|
||||
id: Uuid,
|
||||
id: UuidString,
|
||||
connected: bool,
|
||||
}
|
||||
impl Handler<PeerConnectionChanged> for ProximityPlayer {
|
||||
type Return = ();
|
||||
|
||||
async fn handle(&mut self, message: PeerConnectionChanged, ctx: &mut xtra::Context<Self>) -> Self::Return {
|
||||
let mut id = String::new_zeroed();
|
||||
|
||||
message.id.hyphenated().encode_lower(id.as_mut_bytes());
|
||||
let event = packet::Packet {
|
||||
kind: packet::Kind::PeerConnectionChanged,
|
||||
data: packet::PeerConnectionChanged {
|
||||
id,
|
||||
id: self.id,
|
||||
connected: message.connected,
|
||||
},
|
||||
};
|
||||
|
|
@ -217,13 +312,23 @@ impl Handler<ChangedStage> for ProximityPlayer {
|
|||
}
|
||||
|
||||
pub mod packet {
|
||||
use zerocopy::{Immutable, IntoBytes};
|
||||
use std::{str, string::String as StdString};
|
||||
|
||||
use anyhow::bail;
|
||||
use newtype_enum::newtype_enum;
|
||||
use tokio::io::{AsyncReadExt, AsyncWriteExt};
|
||||
use tracing::info;
|
||||
use wtransport::{RecvStream, SendStream};
|
||||
use zerocopy::{FromZeros, Immutable, IntoBytes};
|
||||
use Event_variants::{Answer, Candidate, Offer};
|
||||
|
||||
use crate::{
|
||||
packet::{CLIENT_NAME_SIZE, STAGE_GAME_NAME_SIZE},
|
||||
protocol::String,
|
||||
};
|
||||
|
||||
pub const HYP_UUID_SIZE: usize = 36;
|
||||
|
||||
#[derive(IntoBytes, Immutable)]
|
||||
#[repr(C, packed)]
|
||||
pub struct Packet<T> {
|
||||
|
|
@ -239,6 +344,9 @@ pub mod packet {
|
|||
Moved = 2,
|
||||
StageChanged = 3,
|
||||
PeerConnectionChanged = 4,
|
||||
Offer = 5,
|
||||
Answer = 6,
|
||||
Candidate = 7,
|
||||
}
|
||||
|
||||
#[derive(IntoBytes, Immutable)]
|
||||
|
|
@ -271,7 +379,92 @@ pub mod packet {
|
|||
#[derive(IntoBytes, Immutable)]
|
||||
#[repr(C, packed)]
|
||||
pub struct PeerConnectionChanged {
|
||||
pub id: String<36>,
|
||||
pub id: String<HYP_UUID_SIZE>,
|
||||
pub connected: bool,
|
||||
}
|
||||
|
||||
#[newtype_enum]
|
||||
#[derive(Debug)]
|
||||
pub enum Event {
|
||||
Offer {
|
||||
pub id: String<HYP_UUID_SIZE>,
|
||||
pub sdp: StdString,
|
||||
},
|
||||
Answer {
|
||||
pub id: String<HYP_UUID_SIZE>,
|
||||
pub sdp: StdString,
|
||||
},
|
||||
Candidate {
|
||||
pub id: String<HYP_UUID_SIZE>,
|
||||
pub candidate: StdString,
|
||||
},
|
||||
}
|
||||
|
||||
impl Event {
|
||||
pub async fn serialize(self, send: &mut SendStream) -> anyhow::Result<()> {
|
||||
async fn write_string(send: &mut SendStream, string: StdString) -> anyhow::Result<()> {
|
||||
send.write_u32_le(string.len() as u32).await?;
|
||||
send.write_all(string.as_bytes()).await?;
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
info!("writing event: {self:?}");
|
||||
|
||||
match self {
|
||||
Event::Offer(offer) => {
|
||||
send.write_u8(Kind::Offer as u8).await?;
|
||||
send.write_all(offer.id.as_bytes()).await?;
|
||||
write_string(send, offer.sdp).await?;
|
||||
}
|
||||
Event::Answer(answer) => {
|
||||
send.write_u8(Kind::Answer as u8).await?;
|
||||
send.write_all(answer.id.as_bytes()).await?;
|
||||
write_string(send, answer.sdp).await?;
|
||||
}
|
||||
Event::Candidate(candidate) => {
|
||||
send.write_u8(Kind::Candidate as u8).await?;
|
||||
send.write_all(candidate.id.as_bytes()).await?;
|
||||
write_string(send, candidate.candidate).await?;
|
||||
}
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
|
||||
pub async fn deserialize(recv: &mut RecvStream) -> anyhow::Result<Self> {
|
||||
async fn read_string(recv: &mut RecvStream) -> anyhow::Result<StdString> {
|
||||
let size = recv.read_u32_le().await?;
|
||||
info!("string size: {size}");
|
||||
let mut data = vec![0; size as usize];
|
||||
recv.read_exact(&mut data).await?;
|
||||
Ok(StdString::from_utf8(data)?)
|
||||
}
|
||||
async fn read_fixed_string<const N: usize>(recv: &mut RecvStream) -> anyhow::Result<String<N>> {
|
||||
let mut str = String::new_zeroed();
|
||||
recv.read_exact(str.as_mut_bytes()).await?;
|
||||
info!("read id: {str}");
|
||||
Ok(str)
|
||||
}
|
||||
|
||||
let kind = recv.read_u8().await?;
|
||||
info!("reading kind: {kind}");
|
||||
let event = match kind {
|
||||
0 => Event::Offer(Offer {
|
||||
id: read_fixed_string(recv).await?,
|
||||
sdp: read_string(recv).await?,
|
||||
}),
|
||||
1 => Event::Answer(Answer {
|
||||
id: read_fixed_string(recv).await?,
|
||||
sdp: read_string(recv).await?,
|
||||
}),
|
||||
2 => Event::Candidate(Candidate {
|
||||
id: read_fixed_string(recv).await?,
|
||||
candidate: read_string(recv).await?,
|
||||
}),
|
||||
kind => bail!("invalid kind: {kind}"),
|
||||
};
|
||||
|
||||
Ok(event)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
BIN
wyrmjewelbox.opus
Normal file
BIN
wyrmjewelbox.opus
Normal file
Binary file not shown.
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Reference in a new issue