Split core http benchmark into 'bin_ops' and 'json_ops' variants (#7147)

1 files changed, 284 insertions, 0 deletions

diff --git a/core/examples/http_bench_bin_ops.rs b/core/examples/http_bench_bin_ops.rs
new file mode 100644
index 000000000..366779e8c
--- /dev/null
+++ b/core/examples/http_bench_bin_ops.rs
@@ -0,0 +1,284 @@
+#[macro_use]
+extern crate log;
+
+use deno_core::CoreIsolate;
+use deno_core::CoreIsolateState;
+use deno_core::Op;
+use deno_core::ResourceTable;
+use deno_core::Script;
+use deno_core::StartupData;
+use deno_core::ZeroCopyBuf;
+use futures::future::poll_fn;
+use futures::future::FutureExt;
+use futures::future::TryFuture;
+use futures::future::TryFutureExt;
+use std::cell::RefCell;
+use std::convert::TryInto;
+use std::env;
+use std::fmt::Debug;
+use std::io::Error;
+use std::io::ErrorKind;
+use std::mem::size_of;
+use std::net::SocketAddr;
+use std::pin::Pin;
+use std::ptr;
+use std::rc::Rc;
+use tokio::io::AsyncRead;
+use tokio::io::AsyncWrite;
+use tokio::net::TcpListener;
+use tokio::net::TcpStream;
+
+struct Logger;
+
+impl log::Log for Logger {
+  fn enabled(&self, metadata: &log::Metadata) -> bool {
+    metadata.level() <= log::max_level()
+  }
+
+  fn log(&self, record: &log::Record) {
+    if self.enabled(record.metadata()) {
+      println!("{} - {}", record.level(), record.args());
+    }
+  }
+
+  fn flush(&self) {}
+}
+
+#[derive(Copy, Clone, Debug, PartialEq)]
+struct Record {
+  pub promise_id: u32,
+  pub rid: u32,
+  pub result: i32,
+}
+
+type RecordBuf = [u8; size_of::<Record>()];
+
+impl From<&[u8]> for Record {
+  fn from(buf: &[u8]) -> Self {
+    assert_eq!(buf.len(), size_of::<RecordBuf>());
+    unsafe { *(buf as *const _ as *const RecordBuf) }.into()
+  }
+}
+
+impl From<RecordBuf> for Record {
+  fn from(buf: RecordBuf) -> Self {
+    unsafe {
+      #[allow(clippy::cast_ptr_alignment)]
+      ptr::read_unaligned(&buf as *const _ as *const Self)
+    }
+  }
+}
+
+impl From<Record> for RecordBuf {
+  fn from(record: Record) -> Self {
+    unsafe { ptr::read(&record as *const _ as *const Self) }
+  }
+}
+
+pub fn isolate_new() -> CoreIsolate {
+  let startup_data = StartupData::Script(Script {
+    source: include_str!("http_bench_bin_ops.js"),
+    filename: "http_bench_bin_ops.js",
+  });
+
+  let mut isolate = CoreIsolate::new(startup_data, false);
+
+  fn register_sync_op<F>(
+    isolate: &mut CoreIsolate,
+    name: &'static str,
+    handler: F,
+  ) where
+    F: 'static
+      + Fn(
+        Rc<RefCell<ResourceTable>>,
+        u32,
+        &mut [ZeroCopyBuf],
+      ) -> Result<u32, Error>,
+  {
+    let core_handler = move |state: &mut CoreIsolateState,
+                             zero_copy_bufs: &mut [ZeroCopyBuf]|
+          -> Op {
+      assert!(!zero_copy_bufs.is_empty());
+      let record = Record::from(zero_copy_bufs[0].as_ref());
+      let is_sync = record.promise_id == 0;
+      assert!(is_sync);
+
+      let resource_table = state.resource_table.clone();
+      let result: i32 =
+        match handler(resource_table, record.rid, &mut zero_copy_bufs[1..]) {
+          Ok(r) => r as i32,
+          Err(_) => -1,
+        };
+      let buf = RecordBuf::from(Record { result, ..record })[..].into();
+      Op::Sync(buf)
+    };
+
+    isolate.register_op(name, core_handler);
+  }
+
+  fn register_async_op<F>(
+    isolate: &mut CoreIsolate,
+    name: &'static str,
+    handler: impl Fn(Rc<RefCell<ResourceTable>>, u32, &mut [ZeroCopyBuf]) -> F
+      + Copy
+      + 'static,
+  ) where
+    F: TryFuture,
+    F::Ok: TryInto<i32>,
+    <F::Ok as TryInto<i32>>::Error: Debug,
+  {
+    let core_handler = move |state: &mut CoreIsolateState,
+                             zero_copy_bufs: &mut [ZeroCopyBuf]|
+          -> Op {
+      assert!(!zero_copy_bufs.is_empty());
+      let record = Record::from(zero_copy_bufs[0].as_ref());
+      let is_sync = record.promise_id == 0;
+      assert!(!is_sync);
+
+      let mut zero_copy = zero_copy_bufs[1..].to_vec();
+      let resource_table = state.resource_table.clone();
+      let fut = async move {
+        let op = handler(resource_table, record.rid, &mut zero_copy);
+        let result = op
+          .map_ok(|r| r.try_into().expect("op result does not fit in i32"))
+          .unwrap_or_else(|_| -1)
+          .await;
+        RecordBuf::from(Record { result, ..record })[..].into()
+      };
+
+      Op::Async(fut.boxed_local())
+    };
+
+    isolate.register_op(name, core_handler);
+  }
+
+  register_sync_op(&mut isolate, "listen", op_listen);
+  register_async_op(&mut isolate, "accept", op_accept);
+  register_async_op(&mut isolate, "read", op_read);
+  register_async_op(&mut isolate, "write", op_write);
+  register_sync_op(&mut isolate, "close", op_close);
+
+  isolate
+}
+
+fn op_close(
+  resource_table: Rc<RefCell<ResourceTable>>,
+  rid: u32,
+  _buf: &mut [ZeroCopyBuf],
+) -> Result<u32, Error> {
+  debug!("close rid={}", rid);
+  let resource_table = &mut resource_table.borrow_mut();
+  resource_table
+    .close(rid)
+    .map(|_| 0)
+    .ok_or_else(bad_resource)
+}
+
+fn op_listen(
+  resource_table: Rc<RefCell<ResourceTable>>,
+  _rid: u32,
+  _buf: &mut [ZeroCopyBuf],
+) -> Result<u32, Error> {
+  debug!("listen");
+  let addr = "127.0.0.1:4544".parse::<SocketAddr>().unwrap();
+  let std_listener = std::net::TcpListener::bind(&addr)?;
+  let listener = TcpListener::from_std(std_listener)?;
+  let resource_table = &mut resource_table.borrow_mut();
+  let rid = resource_table.add("tcpListener", Box::new(listener));
+  Ok(rid)
+}
+
+fn op_accept(
+  resource_table: Rc<RefCell<ResourceTable>>,
+  rid: u32,
+  _buf: &mut [ZeroCopyBuf],
+) -> impl TryFuture<Ok = u32, Error = Error> {
+  debug!("accept rid={}", rid);
+
+  poll_fn(move |cx| {
+    let resource_table = &mut resource_table.borrow_mut();
+    let listener = resource_table
+      .get_mut::<TcpListener>(rid)
+      .ok_or_else(bad_resource)?;
+    listener.poll_accept(cx).map_ok(|(stream, _addr)| {
+      resource_table.add("tcpStream", Box::new(stream))
+    })
+  })
+}
+
+fn op_read(
+  resource_table: Rc<RefCell<ResourceTable>>,
+  rid: u32,
+  bufs: &mut [ZeroCopyBuf],
+) -> impl TryFuture<Ok = usize, Error = Error> {
+  assert_eq!(bufs.len(), 1, "Invalid number of arguments");
+  let mut buf = bufs[0].clone();
+
+  debug!("read rid={}", rid);
+
+  poll_fn(move |cx| {
+    let resource_table = &mut resource_table.borrow_mut();
+    let stream = resource_table
+      .get_mut::<TcpStream>(rid)
+      .ok_or_else(bad_resource)?;
+    Pin::new(stream).poll_read(cx, &mut buf)
+  })
+}
+
+fn op_write(
+  resource_table: Rc<RefCell<ResourceTable>>,
+  rid: u32,
+  bufs: &mut [ZeroCopyBuf],
+) -> impl TryFuture<Ok = usize, Error = Error> {
+  assert_eq!(bufs.len(), 1, "Invalid number of arguments");
+  let buf = bufs[0].clone();
+  debug!("write rid={}", rid);
+
+  poll_fn(move |cx| {
+    let resource_table = &mut resource_table.borrow_mut();
+    let stream = resource_table
+      .get_mut::<TcpStream>(rid)
+      .ok_or_else(bad_resource)?;
+    Pin::new(stream).poll_write(cx, &buf)
+  })
+}
+
+fn bad_resource() -> Error {
+  Error::new(ErrorKind::NotFound, "bad resource id")
+}
+
+fn main() {
+  log::set_logger(&Logger).unwrap();
+  log::set_max_level(
+    env::args()
+      .find(|a| a == "-D")
+      .map(|_| log::LevelFilter::Debug)
+      .unwrap_or(log::LevelFilter::Warn),
+  );
+
+  // NOTE: `--help` arg will display V8 help and exit
+  deno_core::v8_set_flags(env::args().collect());
+
+  let isolate = isolate_new();
+  let mut runtime = tokio::runtime::Builder::new()
+    .basic_scheduler()
+    .enable_all()
+    .build()
+    .unwrap();
+  runtime.block_on(isolate).expect("unexpected isolate error");
+}
+
+#[test]
+fn test_record_from() {
+  let expected = Record {
+    promise_id: 1,
+    rid: 3,
+    result: 4,
+  };
+  let buf = RecordBuf::from(expected);
+  if cfg!(target_endian = "little") {
+    assert_eq!(buf, [1u8, 0, 0, 0, 3, 0, 0, 0, 4, 0, 0, 0]);
+  }
+  let actual = Record::from(buf);
+  assert_eq!(actual, expected);
+}