WIP: Put a pin in this. It's broken but I'm moving on for a minute

This commit is contained in:
John Doty 2023-12-29 07:28:43 -08:00
parent 819a6dc1b6
commit f88d632767
4 changed files with 309 additions and 179 deletions

76
Cargo.lock generated
View file

@ -150,7 +150,7 @@ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"swc_macros_common", "swc_macros_common",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -180,6 +180,12 @@ version = "0.13.1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8" checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
[[package]]
name = "base64"
version = "0.21.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9ba43ea6f343b788c8764558649e08df62f86c6ef251fdaeb1ffd010a9ae50a2"
[[package]] [[package]]
name = "better_scoped_tls" name = "better_scoped_tls"
version = "0.1.1" version = "0.1.1"
@ -295,7 +301,7 @@ checksum = "fdde5c9cd29ebd706ce1b35600920a33550e402fc998a2e53ad3b42c3c47a192"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -304,6 +310,12 @@ version = "1.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610" checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
[[package]]
name = "bytes"
version = "1.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a2bd12c1caf447e69cd4528f47f94d203fd2582878ecb9e9465484c4148a8223"
[[package]] [[package]]
name = "calloop" name = "calloop"
version = "0.10.5" version = "0.10.5"
@ -521,7 +533,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "577ec3850834c2578eb44afa9250f9a807f8497664e6e2aaae19cea0aac2fe3b" checksum = "577ec3850834c2578eb44afa9250f9a807f8497664e6e2aaae19cea0aac2fe3b"
dependencies = [ dependencies = [
"anyhow", "anyhow",
"base64", "base64 0.13.1",
"deno_media_type", "deno_media_type",
"dprint-swc-ext", "dprint-swc-ext",
"serde", "serde",
@ -716,7 +728,7 @@ checksum = "1a5c6c585bc94aaf2c7b51dd4c2ba22680844aba4c687be581871a6f518c5742"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -749,7 +761,7 @@ dependencies = [
"pmutil", "pmutil",
"proc-macro2", "proc-macro2",
"swc_macros_common", "swc_macros_common",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -1034,7 +1046,7 @@ dependencies = [
"pmutil", "pmutil",
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -1536,7 +1548,9 @@ name = "oden"
version = "0.1.0" version = "0.1.0"
dependencies = [ dependencies = [
"anyhow", "anyhow",
"base64 0.21.4",
"bytemuck", "bytemuck",
"bytes",
"deno_ast", "deno_ast",
"env_logger", "env_logger",
"fontdue", "fontdue",
@ -1546,7 +1560,9 @@ dependencies = [
"notify", "notify",
"oden-js", "oden-js",
"pollster", "pollster",
"sha-1",
"sourcemap 7.0.0", "sourcemap 7.0.0",
"thiserror",
"tracy-client", "tracy-client",
"wgpu", "wgpu",
"winit", "winit",
@ -1712,7 +1728,7 @@ checksum = "52a40bc70c2c58040d2d8b167ba9a5ff59fc9dab7ad44771cfde3dcfde7a09c6"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -1764,9 +1780,9 @@ checksum = "dc375e1527247fe1a97d8b7156678dfe7c1af2fc075c9a4db3690ecd2a148068"
[[package]] [[package]]
name = "proc-macro2" name = "proc-macro2"
version = "1.0.59" version = "1.0.67"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6aeca18b86b413c660b781aa319e4e2648a3e6f9eadc9b47e9038e6fe9f3451b" checksum = "3d433d9f1a3e8c1263d9456598b16fec66f4acc9a74dacffd35c7bb09b3a1328"
dependencies = [ dependencies = [
"unicode-ident", "unicode-ident",
] ]
@ -1788,9 +1804,9 @@ dependencies = [
[[package]] [[package]]
name = "quote" name = "quote"
version = "1.0.28" version = "1.0.33"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1b9ab9c7eadfd8df19006f1cf1a4aed13540ed5cbc047010ece5826e10825488" checksum = "5267fca4496028628a95160fc423a33e8b2e6af8a5302579e322e4b520293cae"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
] ]
@ -2006,7 +2022,7 @@ checksum = "d9735b638ccc51c28bf6914d90a2e9725b377144fc612c49a611fddd1b631d68"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2211,7 +2227,7 @@ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"swc_macros_common", "swc_macros_common",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2277,7 +2293,7 @@ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"swc_macros_common", "swc_macros_common",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2326,7 +2342,7 @@ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"swc_macros_common", "swc_macros_common",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2409,7 +2425,7 @@ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"swc_macros_common", "swc_macros_common",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2438,7 +2454,7 @@ version = "0.178.3"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "675b5c755b0448268830e85e59429095d3423c0ce4a850b209c6f0eeab069f63" checksum = "675b5c755b0448268830e85e59429095d3423c0ce4a850b209c6f0eeab069f63"
dependencies = [ dependencies = [
"base64", "base64 0.13.1",
"dashmap", "dashmap",
"indexmap", "indexmap",
"once_cell", "once_cell",
@ -2513,7 +2529,7 @@ dependencies = [
"pmutil", "pmutil",
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2525,7 +2541,7 @@ dependencies = [
"pmutil", "pmutil",
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2549,7 +2565,7 @@ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"swc_macros_common", "swc_macros_common",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2565,9 +2581,9 @@ dependencies = [
[[package]] [[package]]
name = "syn" name = "syn"
version = "2.0.18" version = "2.0.37"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "32d41677bcbe24c20c52e7c70b0d8db04134c5d1066bf98662e2871ad200ea3e" checksum = "7303ef2c05cd654186cb250d29049a24840ca25d2747c25c0381c8d9e2f582e8"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
@ -2594,22 +2610,22 @@ dependencies = [
[[package]] [[package]]
name = "thiserror" name = "thiserror"
version = "1.0.40" version = "1.0.49"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "978c9a314bd8dc99be594bc3c175faaa9794be04a5a5e153caba6915336cebac" checksum = "1177e8c6d7ede7afde3585fd2513e611227efd6481bd78d2e82ba1ce16557ed4"
dependencies = [ dependencies = [
"thiserror-impl", "thiserror-impl",
] ]
[[package]] [[package]]
name = "thiserror-impl" name = "thiserror-impl"
version = "1.0.40" version = "1.0.49"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f" checksum = "10712f02019e9288794769fba95cd6847df9874d49d871d062172f9dd41bc4cc"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2699,7 +2715,7 @@ checksum = "5f4f31f56159e98206da9efd823404b79b6ef3143b4a7ab76e67b1751b25a4ab"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
] ]
[[package]] [[package]]
@ -2907,7 +2923,7 @@ dependencies = [
"once_cell", "once_cell",
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
"wasm-bindgen-shared", "wasm-bindgen-shared",
] ]
@ -2941,7 +2957,7 @@ checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
"syn 2.0.18", "syn 2.0.37",
"wasm-bindgen-backend", "wasm-bindgen-backend",
"wasm-bindgen-shared", "wasm-bindgen-shared",
] ]

View file

@ -10,7 +10,9 @@ tracing = ["tracy-client/enable"]
[dependencies] [dependencies]
anyhow = "1.0" anyhow = "1.0"
base64 = "0.21.4"
bytemuck = { version = "1.13", features = ["derive"] } bytemuck = { version = "1.13", features = ["derive"] }
bytes = "1.5.0"
deno_ast = { version = "0.29.3", features = ["transpiling", "typescript"] } deno_ast = { version = "0.29.3", features = ["transpiling", "typescript"] }
env_logger = "0.10" env_logger = "0.10"
fontdue = "0.7.3" fontdue = "0.7.3"
@ -20,7 +22,9 @@ lru = "0.11.0"
notify = "6" notify = "6"
oden-js = { path = "oden-js" } oden-js = { path = "oden-js" }
pollster = "0.3" pollster = "0.3"
sha-1 = "0.10.0"
sourcemap = "7.0.0" sourcemap = "7.0.0"
thiserror = "1.0.49"
tracy-client = { version = "0.15.2", default-features = false } tracy-client = { version = "0.15.2", default-features = false }
wgpu = "0.17" wgpu = "0.17"
winit = "0.28" winit = "0.28"

View file

@ -132,7 +132,7 @@ else
LDEXPORT=-rdynamic LDEXPORT=-rdynamic
endif endif
PROGS=qjs$(EXE) qjsc$(EXE) run-test262 PROGS=qjs$(EXE) qjsc$(EXE) qjsd$(EXE) run-test262
ifneq ($(CROSS_PREFIX),) ifneq ($(CROSS_PREFIX),)
QJSC_CC=gcc QJSC_CC=gcc
QJSC=./host-qjsc QJSC=./host-qjsc
@ -196,6 +196,12 @@ qjsc$(EXE): $(OBJDIR)/qjsc.o $(QJS_LIB_OBJS)
qjsc-debug$(EXE): $(OBJDIR)/qjsc.debug.o $(patsubst %.o, %.debug.o, $(QJS_LIB_OBJS)) qjsc-debug$(EXE): $(OBJDIR)/qjsc.debug.o $(patsubst %.o, %.debug.o, $(QJS_LIB_OBJS))
$(CC) $(LDFLAGS) -o $@ $^ $(LIBS) $(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
qjsd$(EXE): $(OBJDIR)/qjsd.o $(QJS_LIB_OBJS)
$(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
qjsd-debug$(EXE): $(OBJDIR)/qjsd.debug.o $(patsubst %.o, %.debug.o, $(QJS_LIB_OBJS))
$(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
ifneq ($(CROSS_PREFIX),) ifneq ($(CROSS_PREFIX),)
$(QJSC): $(OBJDIR)/qjsc.host.o \ $(QJSC): $(OBJDIR)/qjsc.host.o \

View file

@ -1,33 +1,146 @@
use base64::Engine; use base64::Engine;
use bytes::buf::BufMut; use bytes::buf::BufMut;
use oden_js::{Context, Runtime, ValueRef}; use oden_js::{Context, ContextRef, Runtime, ValueRef};
use sha1::{Digest, Sha1}; use sha1::{Digest, Sha1};
use std::collections::HashMap; use std::collections::HashMap;
use std::io; use std::io;
use std::io::{BufRead, BufReader, Read, Write}; use std::io::{BufRead, BufReader, Read, Write};
use std::net::{TcpListener, TcpStream}; use std::net::{TcpListener, TcpStream};
use std::sync::{
mpsc::{channel, Receiver, Sender},
Arc, Mutex,
};
use std::thread; use std::thread;
use thiserror::Error; use thiserror::Error;
pub enum DebuggerMethod {
UnknownMethod,
DebuggerEnable,
DebuggerSetAsyncCallStackDepth,
DebuggerSetBlackboxPatterns,
DebuggerSetPauseOnExceptions,
ProfilerEnable,
RuntimeEvaluate,
RuntimeEnable,
RuntimeRunIfWaitingForDebugger,
}
impl DebuggerMethod {
pub fn from_request(method: &str, _params: &ValueRef) -> Result<Self> {
let evt = match method {
"Profiler.enable" => DebuggerMethod::ProfilerEnable,
"Runtime.enable" => DebuggerMethod::RuntimeEnable,
"Runtime.evaluate" => DebuggerMethod::RuntimeEvaluate,
"Runtime.runIfWaitingForDebugger" => DebuggerMethod::RuntimeRunIfWaitingForDebugger,
"Debugger.enable" => DebuggerMethod::DebuggerEnable,
"Debugger.setAsyncCallStackDepth" => DebuggerMethod::DebuggerSetAsyncCallStackDepth,
"Debugger.setBlackboxPatterns" => DebuggerMethod::DebuggerSetBlackboxPatterns,
"Debugger.setPauseOnExceptions" => DebuggerMethod::DebuggerSetPauseOnExceptions,
_ => {
eprintln!("Unsupported method: {method}");
DebuggerMethod::UnknownMethod
}
};
Ok(evt)
}
}
struct DebuggerMessage {
pub id: String,
pub session_id: Option<String>,
pub method: DebuggerMethod,
pub response: Websocket,
}
impl DebuggerMessage {
pub fn from_message(
context: &ContextRef,
message: &ValueRef,
response: Websocket,
) -> Result<Self> {
let session_id = {
let session_id = message.get_property(&context, "sessionId")?;
if session_id.is_undefined() {
None
} else {
Some(session_id.to_string(&context)?)
}
};
let id = {
let id = message.get_property(context, "id")?;
id.to_string(&context)?
};
let method = {
let method = message.get_property(&context, "method")?;
method.to_string(&context)?
};
let params = message.get_property(&context, "params")?;
let method = DebuggerMethod::from_request(&method, &params)?;
Ok(DebuggerMessage {
id,
session_id,
method,
response,
})
}
}
pub enum DebuggerEvent {
Error {
id: String,
code: i32,
message: String,
},
}
pub struct Debugger { pub struct Debugger {
_thread: thread::JoinHandle<()>, _thread: thread::JoinHandle<()>,
messages: Receiver<DebuggerMessage>,
} }
#[allow(dead_code)] #[allow(dead_code)]
pub fn start_debugger() -> Debugger { pub fn start_debugger() -> Debugger {
let (send_message, receive_message) = channel();
let thread = thread::spawn(move || { let thread = thread::spawn(move || {
if let Err(e) = debugger_listener() { if let Err(e) = debugger_listener(send_message) {
eprintln!("ERROR STARTING DEBUGGER: {:?}", e); eprintln!("Error in debug listener: {:?}", e);
} }
}); });
Debugger { _thread: thread } Debugger {
_thread: thread,
messages: receive_message,
}
} }
pub fn debugger_listener() -> Result<()> { #[allow(dead_code)]
impl Debugger {
pub fn handle_debugger_messages(&self, _context: &Context) {
while let Ok(msg) = self.messages.try_recv() {
let event = match msg.method {
// TODO
_ => DebuggerEvent::Error {
id: msg.id.clone(),
code: -32601,
message: "Unsupported method".to_string(),
},
};
// msg.response.send_json_response(context, context.new_string(msg.id)?
// let _ = msg.response.send(event);
}
}
pub fn send_debug_event(&self) {}
}
pub fn debugger_listener(send: Sender<DebuggerMessage>) -> Result<()> {
let listener = TcpListener::bind("127.0.0.1:9229")?; let listener = TcpListener::bind("127.0.0.1:9229")?;
let port = listener.local_addr()?.port(); let port = listener.local_addr()?.port();
println!("Debugger listening on http://127.0.0.1:{port}"); println!("Debugger listening on http://127.0.0.1:{port}");
for stream in listener.incoming() { for stream in listener.incoming() {
let stream = match stream { let stream = match stream {
Ok(s) => s, Ok(s) => s,
@ -37,42 +150,57 @@ pub fn debugger_listener() -> Result<()> {
} }
}; };
DebuggerConnection::start(stream); DebuggerConnection::start(stream, send.clone());
} }
Ok(()) Ok(())
} }
struct DebuggerConnection { struct DebuggerConnection {
stream: TcpStream, stream: TcpStream,
send: Sender<DebuggerMessage>,
event_send: Sender<DebuggerEvent>,
events: Receiver<DebuggerEvent>,
context: Context, context: Context,
} }
impl DebuggerConnection { impl DebuggerConnection {
fn start(stream: TcpStream) { fn start(stream: TcpStream, send: Sender<DebuggerMessage>) -> Sender<DebuggerEvent> {
let (event_send, event_receive) = channel();
let result = event_send.clone();
thread::spawn(move || { thread::spawn(move || {
let mut connection = DebuggerConnection { let mut connection = DebuggerConnection {
stream, stream,
send,
event_send,
events: event_receive,
context: Context::new(Runtime::new()), context: Context::new(Runtime::new()),
}; };
loop { loop {
if let Err(e) = connection.handle_connection() { match connection.handle_connection() {
eprintln!("Closing connection: {e}"); Ok(keep_open) => {
break; if !keep_open {
break;
}
}
Err(e) => {
eprintln!("Closing connection: {e}");
break;
}
} }
} }
}); });
result
} }
// ============================================================================ // ============================================================================
// Dumb HTTP stuff // Dumb HTTP stuff
// ============================================================================ // ============================================================================
fn handle_connection(&mut self) -> Result<()> { fn handle_connection(&mut self) -> Result<bool> {
let port = self.stream.local_addr()?.port(); let port = self.stream.local_addr()?.port();
let id = "dd5cfe85-f0b1-4241-a643-8ed81e436188"; let id = "dd5cfe85-f0b1-4241-a643-8ed81e436188";
let mut buf_reader = BufReader::new(&mut self.stream);
let mut buffer = String::new(); let mut buffer = String::new();
let mut buf_reader = BufReader::new(&mut self.stream);
while buffer.trim().is_empty() { while buffer.trim().is_empty() {
buf_reader.read_line(&mut buffer)?; buf_reader.read_line(&mut buffer)?;
} }
@ -81,7 +209,7 @@ impl DebuggerConnection {
if parts.len() != 3 { if parts.len() != 3 {
eprintln!("Invalid request line: {buffer}"); eprintln!("Invalid request line: {buffer}");
self.write_http_error(400, "Invalid request")?; self.write_http_error(400, "Invalid request")?;
return Ok(()); return Ok(false);
} }
let method = parts[0]; let method = parts[0];
@ -102,7 +230,7 @@ impl DebuggerConnection {
Some(idx) => idx, Some(idx) => idx,
None => { None => {
self.write_http_error(400, "Invalid request")?; self.write_http_error(400, "Invalid request")?;
return Ok(()); return Ok(false);
} }
}; };
let header = &header_line[0..sep_idx]; let header = &header_line[0..sep_idx];
@ -148,7 +276,7 @@ impl DebuggerConnection {
Some(v) => v.clone(), Some(v) => v.clone(),
None => { None => {
self.write_http_error(400, "Invalid request")?; self.write_http_error(400, "Invalid request")?;
return Ok(()); return Ok(false);
} }
}; };
key.push_str("258EAFA5-E914-47DA-95CA-C5AB0DC85B11"); key.push_str("258EAFA5-E914-47DA-95CA-C5AB0DC85B11");
@ -165,13 +293,14 @@ impl DebuggerConnection {
self.stream.write_all(response.as_bytes())?; self.stream.write_all(response.as_bytes())?;
self.handle_websocket_connection()?; self.handle_websocket_connection()?;
return Ok(false);
} else { } else {
self.write_http_error(404, "Not Found")?; self.write_http_error(404, "Not Found")?;
} }
} else { } else {
self.write_http_error(404, "Not Found")?; self.write_http_error(404, "Not Found")?;
} }
Ok(()) Ok(true)
} }
fn write_http_response( fn write_http_response(
@ -201,23 +330,68 @@ impl DebuggerConnection {
self.write_http_response(200, "OK", content_type, data) self.write_http_response(200, "OK", content_type, data)
} }
// ============================================================================
// Dumb Websocket stuff
// ============================================================================
fn handle_websocket_connection(&mut self) -> Result<()> { fn handle_websocket_connection(&mut self) -> Result<()> {
// BLARG: https://datatracker.ietf.org/doc/html/rfc6455 let websocket = Websocket::new(&self.stream)?;
let mut payload: Vec<u8> = Vec::new(); let mut payload: Vec<u8> = Vec::new();
let mut opcode: WebsocketOp = WebsocketOp::Continue;
loop { loop {
let frame = WebsocketFrameHeader::read(&mut self.stream)?; let op = websocket.read_websocket_message(&mut payload)?;
if let WebsocketOp::Close = op {
return Ok(());
}
let text = String::from_utf8_lossy(&payload);
eprintln!("Received: {text}");
let message = match self.context.parse_json(&text, "<debugger message>") {
Ok(v) => v,
Err(e) => {
eprintln!("error parsing json {e}");
websocket.send_websocket_close(1007, "invalid json")?;
return Err("invalid json".into());
}
};
let message =
DebuggerMessage::from_message(&self.context, &message, websocket.clone())?;
let _ = self.send.send(message);
}
}
}
// ============================================================================
// Dumb Websocket stuff
// ============================================================================
#[derive(Clone)]
struct Websocket {
// TODO: Atomic close
send: Arc<Mutex<TcpStream>>,
receive: Arc<Mutex<TcpStream>>,
}
impl Websocket {
pub fn new(stream: &TcpStream) -> Result<Websocket> {
let send = stream.try_clone()?;
let receive = stream.try_clone()?;
Ok(Websocket {
send: Arc::new(Mutex::new(send)),
receive: Arc::new(Mutex::new(receive)),
})
}
pub fn read_websocket_message(&self, payload: &mut Vec<u8>) -> Result<WebsocketOp> {
// BLARG: https://datatracker.ietf.org/doc/html/rfc6455
payload.clear();
let mut stream = self.receive.lock().unwrap();
let mut opcode: WebsocketOp = WebsocketOp::Continue;
loop {
let frame = WebsocketFrameHeader::read(&mut stream)?;
eprintln!("FRAME: {:?}", frame); eprintln!("FRAME: {:?}", frame);
let mask = match frame.mask { let mask = match frame.mask {
Some(m) => m, Some(m) => m,
None => { None => {
eprintln!("Client sent unmasked frame"); eprintln!("Client sent unmasked frame");
return Ok(()); // TODO: _Fail the WebSocket Connection_ self.send_websocket_close(1002, "client sent unmasked frame")?;
return Err(DebuggerError::WebsocketError);
} }
}; };
@ -227,14 +401,15 @@ impl DebuggerConnection {
// This is a control frame, handle it on its own. // This is a control frame, handle it on its own.
if frame.length > 125 { if frame.length > 125 {
eprintln!("Control frame too big ({})", frame.length); eprintln!("Control frame too big ({})", frame.length);
return Ok(()); // TODO: _Fail the WebSocket Connection_ self.send_websocket_close(1002, "control frame too big")?;
return Err(DebuggerError::WebsocketError);
} }
let mut buffer: [u8; 125] = [0; 125]; let mut buffer: [u8; 125] = [0; 125];
self.stream.read_exact(&mut buffer[0..frame.length])?; stream.read_exact(&mut buffer[0..frame.length])?;
if frame.opcode == WebsocketOp::Close { if frame.opcode == WebsocketOp::Close {
self.send_websocket_message(frame.opcode, &buffer[..frame.length])?; self.send_websocket_message(frame.opcode, &buffer[..frame.length])?;
return Ok(()); return Ok(WebsocketOp::Close);
} else if frame.opcode == WebsocketOp::Ping { } else if frame.opcode == WebsocketOp::Ping {
self.send_websocket_message(WebsocketOp::Pong, &buffer[..frame.length])?; self.send_websocket_message(WebsocketOp::Pong, &buffer[..frame.length])?;
} else if frame.opcode == WebsocketOp::Pong { } else if frame.opcode == WebsocketOp::Pong {
@ -245,13 +420,14 @@ impl DebuggerConnection {
let last_tail = payload.len(); let last_tail = payload.len();
if last_tail + frame.length > 1 * 1024 * 1024 { if last_tail + frame.length > 1 * 1024 * 1024 {
eprintln!("Message too big ({})", frame.length); eprintln!("Message too big ({})", frame.length);
return Ok(()); // TODO: _Fail the WebSocket Connection_ self.send_websocket_close(1009, "message too big")?;
return Err(DebuggerError::WebsocketError);
} }
payload.resize(last_tail + frame.length, 0); payload.resize(last_tail + frame.length, 0);
let slice = payload.as_mut_slice(); let slice = payload.as_mut_slice();
let mut slice = &mut slice[last_tail..]; let mut slice = &mut slice[last_tail..];
// eprintln!("Reading {} bytes", slice.len()); // eprintln!("Reading {} bytes", slice.len());
self.stream.read_exact(&mut slice)?; stream.read_exact(&mut slice)?;
for i in 0..frame.length { for i in 0..frame.length {
slice[i] = slice[i] ^ mask[i % 4]; slice[i] = slice[i] ^ mask[i % 4];
} }
@ -264,27 +440,26 @@ impl DebuggerConnection {
if frame.fin { if frame.fin {
// Dispatch. // Dispatch.
// eprintln!("Dispatching: {:?} {}", opcode, payload.len()); // eprintln!("Dispatching: {:?} {}", opcode, payload.len());
self.handle_websocket_message(opcode, &payload)?; return Ok(opcode);
payload.clear();
opcode = WebsocketOp::Continue;
} }
} }
} }
} }
fn send_websocket_message(&mut self, opcode: WebsocketOp, payload: &[u8]) -> Result<()> { pub fn send_websocket_message(&self, opcode: WebsocketOp, payload: &[u8]) -> Result<()> {
let mut stream = self.send.lock().unwrap();
WebsocketFrameHeader { WebsocketFrameHeader {
fin: true, fin: true,
opcode, opcode,
length: payload.len(), length: payload.len(),
mask: None, mask: None,
} }
.write(&mut self.stream)?; .write(&mut stream)?;
self.stream.write_all(payload)?; stream.write_all(payload)?;
Ok(()) Ok(())
} }
fn send_websocket_close(&mut self, close_code: u16, reason: &str) -> Result<()> { pub fn send_websocket_close(&self, close_code: u16, reason: &str) -> Result<()> {
if reason.len() > 123 { if reason.len() > 123 {
return Err("reason doesn't fit in close packet".into()); return Err("reason doesn't fit in close packet".into());
} }
@ -299,103 +474,41 @@ impl DebuggerConnection {
self.send_websocket_message(WebsocketOp::Close, &body[0..body_len]) self.send_websocket_message(WebsocketOp::Close, &body[0..body_len])
} }
// ============================================================================ pub fn send_json_event(
// Actual debugger stuff? &self,
// ============================================================================ context: &ContextRef,
fn handle_websocket_message(&mut self, _op: WebsocketOp, data: &[u8]) -> Result<()> { event: &str,
let text = String::from_utf8_lossy(data); params: &ValueRef,
eprintln!("Received: {text}"); ) -> Result<()> {
self.send_json_message(
let message = match self.context.parse_json(&text, "<deubgger message>") { &context,
Ok(v) => v, context
Err(e) => { .new_object_props([
eprintln!("error parsing json {e}"); ("method", context.new_string(event)?.as_ref()),
self.send_websocket_close(1007, "invalid json")?; ("params", params),
return Err("invalid json".into()); ])?
} .as_ref(),
}; )
// Oh no.
let _ = message.get_property(&self.context, "sessionId")?;
let id = message.get_property(&self.context, "id")?;
let method = {
let method = message.get_property(&self.context, "method")?;
method.to_string(&self.context)?
};
let _ = message.get_property(&self.context, "params")?;
match method.as_str() {
"Profiler.enable" => {
self.send_json_response(&id, self.context.new_object()?.as_ref())?;
}
"Runtime.enable" => {
self.send_json_event(
"Runtime.executionContextCreated",
self.context
.new_object_props([(
"context",
self.context.new_object_props([
("id", self.context.new_i32(7)?),
("origin", self.context.new_string("something")?),
("name", self.context.new_string("main")?),
("uniqueId", self.context.new_string("aaa-aaa-aaa")?),
])?,
)])?
.as_ref(),
)?;
self.send_json_response(&id, self.context.new_object()?.as_ref())?;
}
"Runtime.evaluate" => {
// OHHHHHHHHHH
eprintln!("****** EVALUATE *******");
self.send_debugger_error(&id, -32601, "method does not exist")?
}
"Runtime.runIfWaitingForDebugger" => {
self.send_json_response(&id, self.context.new_object()?.as_ref())?;
}
"Debugger.enable" => {
self.send_json_response(&id, self.context.new_object()?.as_ref())?;
}
"Debugger.setAsyncCallStackDepth" => {
// TODO: Do I need to respect this?
self.send_json_response(&id, self.context.new_object()?.as_ref())?;
}
"Debugger.setBlackboxPatterns" => {
// TODO: Do I need to respect this?
self.send_json_response(&id, self.context.new_object()?.as_ref())?;
}
"Debugger.setPauseOnExceptions" => {
// TODO: Respect this.
self.send_json_response(&id, self.context.new_object()?.as_ref())?;
}
_ => {
eprintln!("Unsupported method: {method}");
self.send_debugger_error(&id, -32601, "method does not exist")?
}
}
Ok(())
} }
fn send_debugger_error(&mut self, id: &ValueRef, code: i32, msg: &str) -> Result<()> { pub fn send_json_error(
&self,
context: &ContextRef,
id: &ValueRef,
code: i32,
msg: &str,
) -> Result<()> {
self.send_json_message( self.send_json_message(
self.context &context,
context
.new_object_props([ .new_object_props([
("id", id), ("id", id),
( (
"error", "error",
self.context context
.new_object_props([ .new_object_props([
("code", self.context.new_i32(code)?), ("code", context.new_i32(code)?),
("message", self.context.new_string(msg)?), ("message", context.new_string(msg)?),
])? ])?
.as_ref(), .as_ref(),
), ),
@ -404,29 +517,18 @@ impl DebuggerConnection {
) )
} }
fn send_json_event(&mut self, event: &str, params: &ValueRef) -> Result<()> { pub fn send_json_response(
self.send_json_message( &self,
self.context context: &ContextRef,
.new_object_props([ id: &ValueRef,
("method", self.context.new_string(event)?.as_ref()), result: &ValueRef,
("params", params), ) -> Result<()> {
])? let response = context.new_object_props([("id", id), ("result", result)])?;
.as_ref(), self.send_json_message(&context, &response)
)
} }
fn send_json_response(&mut self, id: &ValueRef, result: &ValueRef) -> Result<()> { pub fn send_json_message(&self, context: &ContextRef, value: &ValueRef) -> Result<()> {
let response = self let txt = context.json_stringify(&value)?.to_string(&context)?;
.context
.new_object_props([("id", id), ("result", result)])?;
self.send_json_message(&response)
}
fn send_json_message(&mut self, value: &ValueRef) -> Result<()> {
let txt = self
.context
.json_stringify(&value)?
.to_string(&self.context)?;
eprintln!("Send: {txt}"); eprintln!("Send: {txt}");
self.send_websocket_message(WebsocketOp::Text, txt.as_bytes()) self.send_websocket_message(WebsocketOp::Text, txt.as_bytes())
} }
@ -568,6 +670,8 @@ pub enum DebuggerError {
JsError(oden_js::Error), JsError(oden_js::Error),
#[error("an io error has occurred: {0}")] #[error("an io error has occurred: {0}")]
IoError(io::Error), IoError(io::Error),
#[error("the websocket encountered a protocol error")]
WebsocketError,
} }
type Result<T> = core::result::Result<T, DebuggerError>; type Result<T> = core::result::Result<T, DebuggerError>;