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-rw-r--r--src/ops.rs2020
1 files changed, 0 insertions, 2020 deletions
diff --git a/src/ops.rs b/src/ops.rs
deleted file mode 100644
index 254a21563..000000000
--- a/src/ops.rs
+++ /dev/null
@@ -1,2020 +0,0 @@
-// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
-use atty;
-use crate::ansi;
-use crate::cli::Buf;
-use crate::cli::Cli;
-use crate::errors;
-use crate::errors::{permission_denied, DenoError, DenoResult, ErrorKind};
-use crate::fs as deno_fs;
-use crate::http_util;
-use crate::isolate_state::IsolateState;
-use crate::js_errors::apply_source_map;
-use crate::js_errors::JSErrorColor;
-use crate::msg;
-use crate::msg_util;
-use crate::repl;
-use crate::resolve_addr::resolve_addr;
-use crate::resources;
-use crate::resources::table_entries;
-use crate::resources::Resource;
-use crate::tokio_util;
-use crate::tokio_write;
-use crate::version;
-use deno_core::deno_buf;
-use deno_core::JSError;
-use deno_core::Op;
-use flatbuffers::FlatBufferBuilder;
-use futures;
-use futures::Async;
-use futures::Poll;
-use futures::Sink;
-use futures::Stream;
-use hyper;
-use hyper::rt::Future;
-use remove_dir_all::remove_dir_all;
-use std;
-use std::convert::From;
-use std::fs;
-use std::net::Shutdown;
-use std::path::Path;
-use std::path::PathBuf;
-use std::process::Command;
-use std::sync::Arc;
-use std::time::{Duration, Instant, SystemTime, UNIX_EPOCH};
-use tokio;
-use tokio::net::TcpListener;
-use tokio::net::TcpStream;
-use tokio_process::CommandExt;
-use tokio_threadpool;
-
-#[cfg(unix)]
-use std::os::unix::fs::PermissionsExt;
-#[cfg(unix)]
-use std::os::unix::process::ExitStatusExt;
-
-type OpResult = DenoResult<Buf>;
-
-pub type OpWithError = dyn Future<Item = Buf, Error = DenoError> + Send;
-
-// TODO Ideally we wouldn't have to box the OpWithError being returned.
-// The box is just to make it easier to get a prototype refactor working.
-type OpCreator =
- fn(cli: &Cli, base: &msg::Base<'_>, data: deno_buf) -> Box<OpWithError>;
-
-#[inline]
-fn empty_buf() -> Buf {
- Box::new([])
-}
-
-/// Processes raw messages from JavaScript.
-/// This functions invoked every time libdeno.send() is called.
-/// control corresponds to the first argument of libdeno.send().
-/// data corresponds to the second argument of libdeno.send().
-pub fn dispatch(
- cli: &Cli,
- control: &[u8],
- zero_copy: deno_buf,
-) -> (bool, Box<Op>) {
- let bytes_sent_control = control.len();
- let bytes_sent_zero_copy = zero_copy.len();
- let base = msg::get_root_as_base(&control);
- let is_sync = base.sync();
- let inner_type = base.inner_type();
- let cmd_id = base.cmd_id();
-
- let op: Box<OpWithError> = {
- // Handle regular ops.
- let op_creator: OpCreator = match inner_type {
- msg::Any::Accept => op_accept,
- msg::Any::Chdir => op_chdir,
- msg::Any::Chmod => op_chmod,
- msg::Any::Close => op_close,
- msg::Any::CopyFile => op_copy_file,
- msg::Any::Cwd => op_cwd,
- msg::Any::Dial => op_dial,
- msg::Any::Environ => op_env,
- msg::Any::Exit => op_exit,
- msg::Any::Fetch => op_fetch,
- msg::Any::FetchModuleMetaData => op_fetch_module_meta_data,
- msg::Any::FormatError => op_format_error,
- msg::Any::GlobalTimer => op_global_timer,
- msg::Any::GlobalTimerStop => op_global_timer_stop,
- msg::Any::IsTTY => op_is_tty,
- msg::Any::Listen => op_listen,
- msg::Any::MakeTempDir => op_make_temp_dir,
- msg::Any::Metrics => op_metrics,
- msg::Any::Mkdir => op_mkdir,
- msg::Any::Now => op_now,
- msg::Any::Open => op_open,
- msg::Any::PermissionRevoke => op_revoke_permission,
- msg::Any::Permissions => op_permissions,
- msg::Any::Read => op_read,
- msg::Any::ReadDir => op_read_dir,
- msg::Any::ReadFile => op_read_file,
- msg::Any::Readlink => op_read_link,
- msg::Any::Remove => op_remove,
- msg::Any::Rename => op_rename,
- msg::Any::ReplReadline => op_repl_readline,
- msg::Any::ReplStart => op_repl_start,
- msg::Any::Resources => op_resources,
- msg::Any::Run => op_run,
- msg::Any::RunStatus => op_run_status,
- msg::Any::Seek => op_seek,
- msg::Any::SetEnv => op_set_env,
- msg::Any::Shutdown => op_shutdown,
- msg::Any::Start => op_start,
- msg::Any::Stat => op_stat,
- msg::Any::Symlink => op_symlink,
- msg::Any::Truncate => op_truncate,
- msg::Any::WorkerGetMessage => op_worker_get_message,
- msg::Any::WorkerPostMessage => op_worker_post_message,
- msg::Any::Write => op_write,
- msg::Any::WriteFile => op_write_file,
- _ => panic!(format!(
- "Unhandled message {}",
- msg::enum_name_any(inner_type)
- )),
- };
- op_creator(&cli, &base, zero_copy)
- };
-
- cli
- .state
- .metrics_op_dispatched(bytes_sent_control, bytes_sent_zero_copy);
- let state = cli.state.clone();
-
- let boxed_op = Box::new(
- op.or_else(move |err: DenoError| -> Result<Buf, ()> {
- debug!("op err {}", err);
- // No matter whether we got an Err or Ok, we want a serialized message to
- // send back. So transform the DenoError into a deno_buf.
- let builder = &mut FlatBufferBuilder::new();
- let errmsg_offset = builder.create_string(&format!("{}", err));
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- error: Some(errmsg_offset),
- error_kind: err.kind(),
- ..Default::default()
- },
- ))
- }).and_then(move |buf: Buf| -> Result<Buf, ()> {
- // Handle empty responses. For sync responses we just want
- // to send null. For async we want to send a small message
- // with the cmd_id.
- let buf = if is_sync || buf.len() > 0 {
- buf
- } else {
- let builder = &mut FlatBufferBuilder::new();
- serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- ..Default::default()
- },
- )
- };
- state.metrics_op_completed(buf.len());
- Ok(buf)
- }).map_err(|err| panic!("unexpected error {:?}", err)),
- );
-
- debug!(
- "msg_from_js {} sync {}",
- msg::enum_name_any(inner_type),
- base.sync()
- );
- (base.sync(), boxed_op)
-}
-
-fn op_now(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let start = SystemTime::now();
- let since_the_epoch = start.duration_since(UNIX_EPOCH).unwrap();
- let time = since_the_epoch.as_secs() * 1000
- + u64::from(since_the_epoch.subsec_millis());
-
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::NowRes::create(builder, &msg::NowResArgs { time });
- ok_future(serialize_response(
- base.cmd_id(),
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::NowRes,
- ..Default::default()
- },
- ))
-}
-
-fn op_is_tty(
- _cli: &Cli,
- base: &msg::Base<'_>,
- _data: deno_buf,
-) -> Box<OpWithError> {
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::IsTTYRes::create(
- builder,
- &msg::IsTTYResArgs {
- stdin: atty::is(atty::Stream::Stdin),
- stdout: atty::is(atty::Stream::Stdout),
- stderr: atty::is(atty::Stream::Stderr),
- },
- );
- ok_future(serialize_response(
- base.cmd_id(),
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::IsTTYRes,
- ..Default::default()
- },
- ))
-}
-
-fn op_exit(
- _cli: &Cli,
- base: &msg::Base<'_>,
- _data: deno_buf,
-) -> Box<OpWithError> {
- let inner = base.inner_as_exit().unwrap();
- std::process::exit(inner.code())
-}
-
-fn op_start(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let mut builder = FlatBufferBuilder::new();
-
- let argv = cli
- .state
- .argv
- .iter()
- .map(|s| s.as_str())
- .collect::<Vec<_>>();
- let argv_off = builder.create_vector_of_strings(argv.as_slice());
-
- let cwd_path = std::env::current_dir().unwrap();
- let cwd_off =
- builder.create_string(deno_fs::normalize_path(cwd_path.as_ref()).as_ref());
-
- let exec_path =
- builder.create_string(std::env::current_exe().unwrap().to_str().unwrap());
-
- let v8_version = version::v8();
- let v8_version_off = builder.create_string(v8_version);
-
- let deno_version = version::DENO;
- let deno_version_off = builder.create_string(deno_version);
-
- let main_module = cli.state.main_module().map(|m| builder.create_string(&m));
-
- let inner = msg::StartRes::create(
- &mut builder,
- &msg::StartResArgs {
- cwd: Some(cwd_off),
- pid: std::process::id(),
- argv: Some(argv_off),
- main_module,
- debug_flag: cli.state.flags.log_debug,
- types_flag: cli.state.flags.types,
- version_flag: cli.state.flags.version,
- v8_version: Some(v8_version_off),
- deno_version: Some(deno_version_off),
- no_color: !ansi::use_color(),
- exec_path: Some(exec_path),
- ..Default::default()
- },
- );
-
- ok_future(serialize_response(
- base.cmd_id(),
- &mut builder,
- msg::BaseArgs {
- inner_type: msg::Any::StartRes,
- inner: Some(inner.as_union_value()),
- ..Default::default()
- },
- ))
-}
-
-fn op_format_error(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_format_error().unwrap();
- let orig_error = String::from(inner.error().unwrap());
-
- let js_error = JSError::from_v8_exception(&orig_error).unwrap();
- let js_error_mapped = apply_source_map(&js_error, &cli.state.dir);
- let js_error_string = JSErrorColor(&js_error_mapped).to_string();
-
- let mut builder = FlatBufferBuilder::new();
- let new_error = builder.create_string(&js_error_string);
-
- let inner = msg::FormatErrorRes::create(
- &mut builder,
- &msg::FormatErrorResArgs {
- error: Some(new_error),
- ..Default::default()
- },
- );
-
- ok_future(serialize_response(
- base.cmd_id(),
- &mut builder,
- msg::BaseArgs {
- inner_type: msg::Any::FormatErrorRes,
- inner: Some(inner.as_union_value()),
- ..Default::default()
- },
- ))
-}
-
-fn serialize_response(
- cmd_id: u32,
- builder: &mut FlatBufferBuilder<'_>,
- mut args: msg::BaseArgs<'_>,
-) -> Buf {
- args.cmd_id = cmd_id;
- let base = msg::Base::create(builder, &args);
- msg::finish_base_buffer(builder, base);
- let data = builder.finished_data();
- // println!("serialize_response {:x?}", data);
- data.into()
-}
-
-#[inline]
-pub fn ok_future(buf: Buf) -> Box<OpWithError> {
- Box::new(futures::future::ok(buf))
-}
-
-// Shout out to Earl Sweatshirt.
-#[inline]
-pub fn odd_future(err: DenoError) -> Box<OpWithError> {
- Box::new(futures::future::err(err))
-}
-
-// https://github.com/denoland/deno/blob/golang/os.go#L100-L154
-fn op_fetch_module_meta_data(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_fetch_module_meta_data().unwrap();
- let cmd_id = base.cmd_id();
- let specifier = inner.specifier().unwrap();
- let referrer = inner.referrer().unwrap();
-
- // Check for allow read since this operation could be used to read from the file system.
- if !cli.permissions.allows_read() {
- debug!("No read permission for fetch_module_meta_data");
- return odd_future(permission_denied());
- }
-
- // Check for allow write since this operation could be used to write to the file system.
- if !cli.permissions.allows_write() {
- debug!("No network permission for fetch_module_meta_data");
- return odd_future(permission_denied());
- }
-
- // Check for allow net since this operation could be used to make https/http requests.
- if !cli.permissions.allows_net() {
- debug!("No network permission for fetch_module_meta_data");
- return odd_future(permission_denied());
- }
-
- assert_eq!(
- cli.state.dir.root.join("gen"),
- cli.state.dir.gen,
- "Sanity check"
- );
-
- Box::new(futures::future::result(|| -> OpResult {
- let builder = &mut FlatBufferBuilder::new();
- let out = cli.state.dir.fetch_module_meta_data(specifier, referrer)?;
- let data_off = builder.create_vector(out.source_code.as_slice());
- let msg_args = msg::FetchModuleMetaDataResArgs {
- module_name: Some(builder.create_string(&out.module_name)),
- filename: Some(builder.create_string(&out.filename)),
- media_type: out.media_type,
- data: Some(data_off),
- };
- let inner = msg::FetchModuleMetaDataRes::create(builder, &msg_args);
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::FetchModuleMetaDataRes,
- ..Default::default()
- },
- ))
- }()))
-}
-
-fn op_chdir(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_chdir().unwrap();
- let directory = inner.directory().unwrap();
- Box::new(futures::future::result(|| -> OpResult {
- std::env::set_current_dir(&directory)?;
- Ok(empty_buf())
- }()))
-}
-
-fn op_global_timer_stop(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert!(base.sync());
- assert_eq!(data.len(), 0);
- let mut t = cli.state.global_timer.lock().unwrap();
- t.cancel();
- ok_future(empty_buf())
-}
-
-fn op_global_timer(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert!(!base.sync());
- assert_eq!(data.len(), 0);
- let cmd_id = base.cmd_id();
- let inner = base.inner_as_global_timer().unwrap();
- let val = inner.timeout();
- assert!(val >= 0);
-
- let mut t = cli.state.global_timer.lock().unwrap();
- let deadline = Instant::now() + Duration::from_millis(val as u64);
- let f = t.new_timeout(deadline);
-
- Box::new(f.then(move |_| {
- let builder = &mut FlatBufferBuilder::new();
- let inner =
- msg::GlobalTimerRes::create(builder, &msg::GlobalTimerResArgs {});
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::GlobalTimerRes,
- ..Default::default()
- },
- ))
- }))
-}
-
-fn op_set_env(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_set_env().unwrap();
- let key = inner.key().unwrap();
- let value = inner.value().unwrap();
- if let Err(e) = cli.check_env() {
- return odd_future(e);
- }
- std::env::set_var(key, value);
- ok_future(empty_buf())
-}
-
-fn op_env(cli: &Cli, base: &msg::Base<'_>, data: deno_buf) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let cmd_id = base.cmd_id();
-
- if let Err(e) = cli.check_env() {
- return odd_future(e);
- }
-
- let builder = &mut FlatBufferBuilder::new();
- let vars: Vec<_> = std::env::vars()
- .map(|(key, value)| msg_util::serialize_key_value(builder, &key, &value))
- .collect();
- let tables = builder.create_vector(&vars);
- let inner = msg::EnvironRes::create(
- builder,
- &msg::EnvironResArgs { map: Some(tables) },
- );
- ok_future(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::EnvironRes,
- ..Default::default()
- },
- ))
-}
-
-fn op_permissions(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let cmd_id = base.cmd_id();
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::PermissionsRes::create(
- builder,
- &msg::PermissionsResArgs {
- run: cli.permissions.allows_run(),
- read: cli.permissions.allows_read(),
- write: cli.permissions.allows_write(),
- net: cli.permissions.allows_net(),
- env: cli.permissions.allows_env(),
- },
- );
- ok_future(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::PermissionsRes,
- ..Default::default()
- },
- ))
-}
-
-fn op_revoke_permission(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_permission_revoke().unwrap();
- let permission = inner.permission().unwrap();
- let result = match permission {
- "run" => cli.permissions.revoke_run(),
- "read" => cli.permissions.revoke_read(),
- "write" => cli.permissions.revoke_write(),
- "net" => cli.permissions.revoke_net(),
- "env" => cli.permissions.revoke_env(),
- _ => Ok(()),
- };
- if let Err(e) = result {
- return odd_future(e);
- }
- ok_future(empty_buf())
-}
-
-fn op_fetch(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- let inner = base.inner_as_fetch().unwrap();
- let cmd_id = base.cmd_id();
-
- let header = inner.header().unwrap();
- assert!(header.is_request());
- let url = header.url().unwrap();
-
- let body = if data.is_empty() {
- hyper::Body::empty()
- } else {
- hyper::Body::from(Vec::from(&*data))
- };
-
- let maybe_req = msg_util::deserialize_request(header, body);
- if let Err(e) = maybe_req {
- return odd_future(e);
- }
- let req = maybe_req.unwrap();
-
- if let Err(e) = cli.check_net(url) {
- return odd_future(e);
- }
-
- let client = http_util::get_client();
-
- debug!("Before fetch {}", url);
- let future =
- client
- .request(req)
- .map_err(DenoError::from)
- .and_then(move |res| {
- let builder = &mut FlatBufferBuilder::new();
- let header_off = msg_util::serialize_http_response(builder, &res);
- let body = res.into_body();
- let body_resource = resources::add_hyper_body(body);
- let inner = msg::FetchRes::create(
- builder,
- &msg::FetchResArgs {
- header: Some(header_off),
- body_rid: body_resource.rid,
- },
- );
-
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::FetchRes,
- ..Default::default()
- },
- ))
- });
- Box::new(future)
-}
-
-// This is just type conversion. Implement From trait?
-// See https://github.com/tokio-rs/tokio/blob/ffd73a64e7ec497622b7f939e38017afe7124dc4/tokio-fs/src/lib.rs#L76-L85
-fn convert_blocking<F>(f: F) -> Poll<Buf, DenoError>
-where
- F: FnOnce() -> DenoResult<Buf>,
-{
- use futures::Async::*;
- match tokio_threadpool::blocking(f) {
- Ok(Ready(Ok(v))) => Ok(v.into()),
- Ok(Ready(Err(err))) => Err(err),
- Ok(NotReady) => Ok(NotReady),
- Err(err) => panic!("blocking error {}", err),
- }
-}
-
-fn blocking<F>(is_sync: bool, f: F) -> Box<OpWithError>
-where
- F: 'static + Send + FnOnce() -> DenoResult<Buf>,
-{
- if is_sync {
- Box::new(futures::future::result(f()))
- } else {
- Box::new(tokio_util::poll_fn(move || convert_blocking(f)))
- }
-}
-
-fn op_make_temp_dir(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let base = Box::new(*base);
- let inner = base.inner_as_make_temp_dir().unwrap();
- let cmd_id = base.cmd_id();
-
- // FIXME
- if let Err(e) = cli.check_write("make_temp") {
- return odd_future(e);
- }
-
- let dir = inner.dir().map(PathBuf::from);
- let prefix = inner.prefix().map(String::from);
- let suffix = inner.suffix().map(String::from);
-
- blocking(base.sync(), move || -> OpResult {
- // TODO(piscisaureus): use byte vector for paths, not a string.
- // See https://github.com/denoland/deno/issues/627.
- // We can't assume that paths are always valid utf8 strings.
- let path = deno_fs::make_temp_dir(
- // Converting Option<String> to Option<&str>
- dir.as_ref().map(|x| &**x),
- prefix.as_ref().map(|x| &**x),
- suffix.as_ref().map(|x| &**x),
- )?;
- let builder = &mut FlatBufferBuilder::new();
- let path_off = builder.create_string(path.to_str().unwrap());
- let inner = msg::MakeTempDirRes::create(
- builder,
- &msg::MakeTempDirResArgs {
- path: Some(path_off),
- },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::MakeTempDirRes,
- ..Default::default()
- },
- ))
- })
-}
-
-fn op_mkdir(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_mkdir().unwrap();
- let path = String::from(inner.path().unwrap());
- let recursive = inner.recursive();
- let mode = inner.mode();
-
- if let Err(e) = cli.check_write(&path) {
- return odd_future(e);
- }
-
- blocking(base.sync(), move || {
- debug!("op_mkdir {}", path);
- deno_fs::mkdir(Path::new(&path), mode, recursive)?;
- Ok(empty_buf())
- })
-}
-
-fn op_chmod(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_chmod().unwrap();
- let _mode = inner.mode();
- let path = String::from(inner.path().unwrap());
-
- if let Err(e) = cli.check_write(&path) {
- return odd_future(e);
- }
-
- blocking(base.sync(), move || {
- debug!("op_chmod {}", &path);
- let path = PathBuf::from(&path);
- // Still check file/dir exists on windows
- let _metadata = fs::metadata(&path)?;
- // Only work in unix
- #[cfg(any(unix))]
- {
- // We need to use underscore to compile in Windows.
- #[cfg_attr(
- feature = "cargo-clippy",
- allow(clippy::used_underscore_binding)
- )]
- let mut permissions = _metadata.permissions();
- #[cfg_attr(
- feature = "cargo-clippy",
- allow(clippy::used_underscore_binding)
- )]
- permissions.set_mode(_mode);
- fs::set_permissions(&path, permissions)?;
- }
- Ok(empty_buf())
- })
-}
-
-fn op_open(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let cmd_id = base.cmd_id();
- let inner = base.inner_as_open().unwrap();
- let filename_str = inner.filename().unwrap();
- let filename = PathBuf::from(&filename_str);
- let mode = inner.mode().unwrap();
-
- let mut open_options = tokio::fs::OpenOptions::new();
-
- match mode {
- "r" => {
- open_options.read(true);
- }
- "r+" => {
- open_options.read(true).write(true);
- }
- "w" => {
- open_options.create(true).write(true).truncate(true);
- }
- "w+" => {
- open_options
- .read(true)
- .create(true)
- .write(true)
- .truncate(true);
- }
- "a" => {
- open_options.create(true).append(true);
- }
- "a+" => {
- open_options.read(true).create(true).append(true);
- }
- "x" => {
- open_options.create_new(true).write(true);
- }
- "x+" => {
- open_options.create_new(true).read(true).write(true);
- }
- &_ => {
- panic!("Unknown file open mode.");
- }
- }
-
- match mode {
- "r" => {
- if let Err(e) = cli.check_read(&filename_str) {
- return odd_future(e);
- }
- }
- "w" | "a" | "x" => {
- if let Err(e) = cli.check_write(&filename_str) {
- return odd_future(e);
- }
- }
- &_ => {
- if let Err(e) = cli.check_read(&filename_str) {
- return odd_future(e);
- }
- if let Err(e) = cli.check_write(&filename_str) {
- return odd_future(e);
- }
- }
- }
-
- let op = open_options
- .open(filename)
- .map_err(DenoError::from)
- .and_then(move |fs_file| -> OpResult {
- let resource = resources::add_fs_file(fs_file);
- let builder = &mut FlatBufferBuilder::new();
- let inner =
- msg::OpenRes::create(builder, &msg::OpenResArgs { rid: resource.rid });
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::OpenRes,
- ..Default::default()
- },
- ))
- });
- Box::new(op)
-}
-
-fn op_close(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_close().unwrap();
- let rid = inner.rid();
- match resources::lookup(rid) {
- None => odd_future(errors::bad_resource()),
- Some(resource) => {
- resource.close();
- ok_future(empty_buf())
- }
- }
-}
-
-fn op_shutdown(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_shutdown().unwrap();
- let rid = inner.rid();
- let how = inner.how();
- match resources::lookup(rid) {
- None => odd_future(errors::bad_resource()),
- Some(mut resource) => {
- let shutdown_mode = match how {
- 0 => Shutdown::Read,
- 1 => Shutdown::Write,
- _ => unimplemented!(),
- };
- blocking(base.sync(), move || {
- // Use UFCS for disambiguation
- Resource::shutdown(&mut resource, shutdown_mode)?;
- Ok(empty_buf())
- })
- }
- }
-}
-
-fn op_read(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- let cmd_id = base.cmd_id();
- let inner = base.inner_as_read().unwrap();
- let rid = inner.rid();
-
- match resources::lookup(rid) {
- None => odd_future(errors::bad_resource()),
- Some(resource) => {
- let op = tokio::io::read(resource, data)
- .map_err(DenoError::from)
- .and_then(move |(_resource, _buf, nread)| {
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::ReadRes::create(
- builder,
- &msg::ReadResArgs {
- nread: nread as u32,
- eof: nread == 0,
- },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::ReadRes,
- ..Default::default()
- },
- ))
- });
- Box::new(op)
- }
- }
-}
-
-fn op_write(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- let cmd_id = base.cmd_id();
- let inner = base.inner_as_write().unwrap();
- let rid = inner.rid();
-
- match resources::lookup(rid) {
- None => odd_future(errors::bad_resource()),
- Some(resource) => {
- let op = tokio_write::write(resource, data)
- .map_err(DenoError::from)
- .and_then(move |(_resource, _buf, nwritten)| {
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::WriteRes::create(
- builder,
- &msg::WriteResArgs {
- nbyte: nwritten as u32,
- },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::WriteRes,
- ..Default::default()
- },
- ))
- });
- Box::new(op)
- }
- }
-}
-
-fn op_seek(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let _cmd_id = base.cmd_id();
- let inner = base.inner_as_seek().unwrap();
- let rid = inner.rid();
- let offset = inner.offset();
- let whence = inner.whence();
-
- match resources::lookup(rid) {
- None => odd_future(errors::bad_resource()),
- Some(resource) => {
- let op = resources::seek(resource, offset, whence)
- .and_then(move |_| Ok(empty_buf()));
- Box::new(op)
- }
- }
-}
-
-fn op_remove(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_remove().unwrap();
- let path_ = inner.path().unwrap();
- let path = PathBuf::from(path_);
- let recursive = inner.recursive();
-
- if let Err(e) = cli.check_write(path.to_str().unwrap()) {
- return odd_future(e);
- }
-
- blocking(base.sync(), move || {
- debug!("op_remove {}", path.display());
- let metadata = fs::metadata(&path)?;
- if metadata.is_file() {
- fs::remove_file(&path)?;
- } else if recursive {
- remove_dir_all(&path)?;
- } else {
- fs::remove_dir(&path)?;
- }
- Ok(empty_buf())
- })
-}
-
-// Prototype https://github.com/denoland/deno/blob/golang/os.go#L171-L184
-fn op_read_file(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_read_file().unwrap();
- let cmd_id = base.cmd_id();
- let filename_ = inner.filename().unwrap();
- let filename = PathBuf::from(filename_);
- debug!("op_read_file {}", filename.display());
- if let Err(e) = cli.check_read(&filename_) {
- return odd_future(e);
- }
- blocking(base.sync(), move || {
- let vec = fs::read(&filename)?;
- // Build the response message. memcpy data into inner.
- // TODO(ry) zero-copy.
- let builder = &mut FlatBufferBuilder::new();
- let data_off = builder.create_vector(vec.as_slice());
- let inner = msg::ReadFileRes::create(
- builder,
- &msg::ReadFileResArgs {
- data: Some(data_off),
- },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::ReadFileRes,
- ..Default::default()
- },
- ))
- })
-}
-
-fn op_copy_file(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_copy_file().unwrap();
- let from_ = inner.from().unwrap();
- let from = PathBuf::from(from_);
- let to_ = inner.to().unwrap();
- let to = PathBuf::from(to_);
-
- if let Err(e) = cli.check_read(&from_) {
- return odd_future(e);
- }
- if let Err(e) = cli.check_write(&to_) {
- return odd_future(e);
- }
-
- debug!("op_copy_file {} {}", from.display(), to.display());
- blocking(base.sync(), move || {
- // On *nix, Rust deem non-existent path as invalid input
- // See https://github.com/rust-lang/rust/issues/54800
- // Once the issue is reolved, we should remove this workaround.
- if cfg!(unix) && !from.is_file() {
- return Err(errors::new(
- ErrorKind::NotFound,
- "File not found".to_string(),
- ));
- }
-
- fs::copy(&from, &to)?;
- Ok(empty_buf())
- })
-}
-
-macro_rules! to_seconds {
- ($time:expr) => {{
- // Unwrap is safe here as if the file is before the unix epoch
- // something is very wrong.
- $time
- .and_then(|t| Ok(t.duration_since(UNIX_EPOCH).unwrap().as_secs()))
- .unwrap_or(0)
- }};
-}
-
-#[cfg(any(unix))]
-fn get_mode(perm: &fs::Permissions) -> u32 {
- perm.mode()
-}
-
-#[cfg(not(any(unix)))]
-fn get_mode(_perm: &fs::Permissions) -> u32 {
- 0
-}
-
-fn op_cwd(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let cmd_id = base.cmd_id();
- Box::new(futures::future::result(|| -> OpResult {
- let path = std::env::current_dir()?;
- let builder = &mut FlatBufferBuilder::new();
- let cwd =
- builder.create_string(&path.into_os_string().into_string().unwrap());
- let inner =
- msg::CwdRes::create(builder, &msg::CwdResArgs { cwd: Some(cwd) });
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::CwdRes,
- ..Default::default()
- },
- ))
- }()))
-}
-
-fn op_stat(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_stat().unwrap();
- let cmd_id = base.cmd_id();
- let filename_ = inner.filename().unwrap();
- let filename = PathBuf::from(filename_);
- let lstat = inner.lstat();
-
- if let Err(e) = cli.check_read(&filename_) {
- return odd_future(e);
- }
-
- blocking(base.sync(), move || {
- let builder = &mut FlatBufferBuilder::new();
- debug!("op_stat {} {}", filename.display(), lstat);
- let metadata = if lstat {
- fs::symlink_metadata(&filename)?
- } else {
- fs::metadata(&filename)?
- };
-
- let inner = msg::StatRes::create(
- builder,
- &msg::StatResArgs {
- is_file: metadata.is_file(),
- is_symlink: metadata.file_type().is_symlink(),
- len: metadata.len(),
- modified: to_seconds!(metadata.modified()),
- accessed: to_seconds!(metadata.accessed()),
- created: to_seconds!(metadata.created()),
- mode: get_mode(&metadata.permissions()),
- has_mode: cfg!(target_family = "unix"),
- ..Default::default()
- },
- );
-
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::StatRes,
- ..Default::default()
- },
- ))
- })
-}
-
-fn op_read_dir(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_read_dir().unwrap();
- let cmd_id = base.cmd_id();
- let path = String::from(inner.path().unwrap());
-
- if let Err(e) = cli.check_read(&path) {
- return odd_future(e);
- }
-
- blocking(base.sync(), move || -> OpResult {
- debug!("op_read_dir {}", path);
- let builder = &mut FlatBufferBuilder::new();
- let entries: Vec<_> = fs::read_dir(Path::new(&path))?
- .map(|entry| {
- let entry = entry.unwrap();
- let metadata = entry.metadata().unwrap();
- let file_type = metadata.file_type();
- let name = builder.create_string(entry.file_name().to_str().unwrap());
- let path = builder.create_string(entry.path().to_str().unwrap());
-
- msg::StatRes::create(
- builder,
- &msg::StatResArgs {
- is_file: file_type.is_file(),
- is_symlink: file_type.is_symlink(),
- len: metadata.len(),
- modified: to_seconds!(metadata.modified()),
- accessed: to_seconds!(metadata.accessed()),
- created: to_seconds!(metadata.created()),
- name: Some(name),
- path: Some(path),
- mode: get_mode(&metadata.permissions()),
- has_mode: cfg!(target_family = "unix"),
- },
- )
- }).collect();
-
- let entries = builder.create_vector(&entries);
- let inner = msg::ReadDirRes::create(
- builder,
- &msg::ReadDirResArgs {
- entries: Some(entries),
- },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::ReadDirRes,
- ..Default::default()
- },
- ))
- })
-}
-
-fn op_write_file(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- let inner = base.inner_as_write_file().unwrap();
- let filename = String::from(inner.filename().unwrap());
- let update_perm = inner.update_perm();
- let perm = inner.perm();
- let is_create = inner.is_create();
- let is_append = inner.is_append();
-
- if let Err(e) = cli.check_write(&filename) {
- return odd_future(e);
- }
-
- blocking(base.sync(), move || -> OpResult {
- debug!("op_write_file {} {}", filename, data.len());
- deno_fs::write_file_2(
- Path::new(&filename),
- data,
- update_perm,
- perm,
- is_create,
- is_append,
- )?;
- Ok(empty_buf())
- })
-}
-
-fn op_rename(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_rename().unwrap();
- let oldpath = PathBuf::from(inner.oldpath().unwrap());
- let newpath_ = inner.newpath().unwrap();
- let newpath = PathBuf::from(newpath_);
- if let Err(e) = cli.check_write(&newpath_) {
- return odd_future(e);
- }
- blocking(base.sync(), move || -> OpResult {
- debug!("op_rename {} {}", oldpath.display(), newpath.display());
- fs::rename(&oldpath, &newpath)?;
- Ok(empty_buf())
- })
-}
-
-fn op_symlink(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_symlink().unwrap();
- let oldname = PathBuf::from(inner.oldname().unwrap());
- let newname_ = inner.newname().unwrap();
- let newname = PathBuf::from(newname_);
-
- if let Err(e) = cli.check_write(&newname_) {
- return odd_future(e);
- }
- // TODO Use type for Windows.
- if cfg!(windows) {
- return odd_future(errors::new(
- ErrorKind::Other,
- "Not implemented".to_string(),
- ));
- }
- blocking(base.sync(), move || -> OpResult {
- debug!("op_symlink {} {}", oldname.display(), newname.display());
- #[cfg(any(unix))]
- std::os::unix::fs::symlink(&oldname, &newname)?;
- Ok(empty_buf())
- })
-}
-
-fn op_read_link(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_readlink().unwrap();
- let cmd_id = base.cmd_id();
- let name_ = inner.name().unwrap();
- let name = PathBuf::from(name_);
-
- if let Err(e) = cli.check_read(&name_) {
- return odd_future(e);
- }
-
- blocking(base.sync(), move || -> OpResult {
- debug!("op_read_link {}", name.display());
- let path = fs::read_link(&name)?;
- let builder = &mut FlatBufferBuilder::new();
- let path_off = builder.create_string(path.to_str().unwrap());
- let inner = msg::ReadlinkRes::create(
- builder,
- &msg::ReadlinkResArgs {
- path: Some(path_off),
- },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::ReadlinkRes,
- ..Default::default()
- },
- ))
- })
-}
-
-fn op_repl_start(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_repl_start().unwrap();
- let cmd_id = base.cmd_id();
- let history_file = String::from(inner.history_file().unwrap());
-
- debug!("op_repl_start {}", history_file);
- let history_path = repl::history_path(&cli.state.dir, &history_file);
- let repl = repl::Repl::new(history_path);
- let resource = resources::add_repl(repl);
-
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::ReplStartRes::create(
- builder,
- &msg::ReplStartResArgs { rid: resource.rid },
- );
- ok_future(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::ReplStartRes,
- ..Default::default()
- },
- ))
-}
-
-fn op_repl_readline(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_repl_readline().unwrap();
- let cmd_id = base.cmd_id();
- let rid = inner.rid();
- let prompt = inner.prompt().unwrap().to_owned();
- debug!("op_repl_readline {} {}", rid, prompt);
-
- blocking(base.sync(), move || -> OpResult {
- let repl = resources::get_repl(rid)?;
- let line = repl.lock().unwrap().readline(&prompt)?;
-
- let builder = &mut FlatBufferBuilder::new();
- let line_off = builder.create_string(&line);
- let inner = msg::ReplReadlineRes::create(
- builder,
- &msg::ReplReadlineResArgs {
- line: Some(line_off),
- },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::ReplReadlineRes,
- ..Default::default()
- },
- ))
- })
-}
-
-fn op_truncate(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
-
- let inner = base.inner_as_truncate().unwrap();
- let filename = String::from(inner.name().unwrap());
- let len = inner.len();
-
- if let Err(e) = cli.check_write(&filename) {
- return odd_future(e);
- }
-
- blocking(base.sync(), move || {
- debug!("op_truncate {} {}", filename, len);
- let f = fs::OpenOptions::new().write(true).open(&filename)?;
- f.set_len(u64::from(len))?;
- Ok(empty_buf())
- })
-}
-
-fn op_listen(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- if let Err(e) = cli.check_net("listen") {
- return odd_future(e);
- }
-
- let cmd_id = base.cmd_id();
- let inner = base.inner_as_listen().unwrap();
- let network = inner.network().unwrap();
- assert_eq!(network, "tcp");
- let address = inner.address().unwrap();
-
- Box::new(futures::future::result((move || {
- let addr = resolve_addr(address).wait()?;
-
- let listener = TcpListener::bind(&addr)?;
- let resource = resources::add_tcp_listener(listener);
-
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::ListenRes::create(
- builder,
- &msg::ListenResArgs { rid: resource.rid },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::ListenRes,
- ..Default::default()
- },
- ))
- })()))
-}
-
-fn new_conn(cmd_id: u32, tcp_stream: TcpStream) -> OpResult {
- let tcp_stream_resource = resources::add_tcp_stream(tcp_stream);
- // TODO forward socket_addr to client.
-
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::NewConn::create(
- builder,
- &msg::NewConnArgs {
- rid: tcp_stream_resource.rid,
- ..Default::default()
- },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::NewConn,
- ..Default::default()
- },
- ))
-}
-
-fn op_accept(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- if let Err(e) = cli.check_net("accept") {
- return odd_future(e);
- }
- let cmd_id = base.cmd_id();
- let inner = base.inner_as_accept().unwrap();
- let server_rid = inner.rid();
-
- match resources::lookup(server_rid) {
- None => odd_future(errors::bad_resource()),
- Some(server_resource) => {
- let op = tokio_util::accept(server_resource)
- .map_err(DenoError::from)
- .and_then(move |(tcp_stream, _socket_addr)| {
- new_conn(cmd_id, tcp_stream)
- });
- Box::new(op)
- }
- }
-}
-
-fn op_dial(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- if let Err(e) = cli.check_net("dial") {
- return odd_future(e);
- }
- let cmd_id = base.cmd_id();
- let inner = base.inner_as_dial().unwrap();
- let network = inner.network().unwrap();
- assert_eq!(network, "tcp"); // TODO Support others.
- let address = inner.address().unwrap();
-
- let op =
- resolve_addr(address)
- .map_err(DenoError::from)
- .and_then(move |addr| {
- TcpStream::connect(&addr)
- .map_err(DenoError::from)
- .and_then(move |tcp_stream| new_conn(cmd_id, tcp_stream))
- });
- Box::new(op)
-}
-
-fn op_metrics(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let cmd_id = base.cmd_id();
-
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::MetricsRes::create(
- builder,
- &msg::MetricsResArgs::from(&cli.state.metrics),
- );
- ok_future(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::MetricsRes,
- ..Default::default()
- },
- ))
-}
-
-fn op_resources(
- _cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let cmd_id = base.cmd_id();
-
- let builder = &mut FlatBufferBuilder::new();
- let serialized_resources = table_entries();
-
- let res: Vec<_> = serialized_resources
- .iter()
- .map(|(key, value)| {
- let repr = builder.create_string(value);
-
- msg::Resource::create(
- builder,
- &msg::ResourceArgs {
- rid: *key,
- repr: Some(repr),
- },
- )
- }).collect();
-
- let resources = builder.create_vector(&res);
- let inner = msg::ResourcesRes::create(
- builder,
- &msg::ResourcesResArgs {
- resources: Some(resources),
- },
- );
-
- ok_future(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::ResourcesRes,
- ..Default::default()
- },
- ))
-}
-
-fn subprocess_stdio_map(v: msg::ProcessStdio) -> std::process::Stdio {
- match v {
- msg::ProcessStdio::Inherit => std::process::Stdio::inherit(),
- msg::ProcessStdio::Piped => std::process::Stdio::piped(),
- msg::ProcessStdio::Null => std::process::Stdio::null(),
- }
-}
-
-fn op_run(cli: &Cli, base: &msg::Base<'_>, data: deno_buf) -> Box<OpWithError> {
- assert!(base.sync());
- let cmd_id = base.cmd_id();
-
- if let Err(e) = cli.check_run() {
- return odd_future(e);
- }
-
- assert_eq!(data.len(), 0);
- let inner = base.inner_as_run().unwrap();
- let args = inner.args().unwrap();
- let env = inner.env().unwrap();
- let cwd = inner.cwd();
-
- let mut c = Command::new(args.get(0));
- (1..args.len()).for_each(|i| {
- let arg = args.get(i);
- c.arg(arg);
- });
- cwd.map(|d| c.current_dir(d));
- (0..env.len()).for_each(|i| {
- let entry = env.get(i);
- c.env(entry.key().unwrap(), entry.value().unwrap());
- });
-
- c.stdin(subprocess_stdio_map(inner.stdin()));
- c.stdout(subprocess_stdio_map(inner.stdout()));
- c.stderr(subprocess_stdio_map(inner.stderr()));
-
- // Spawn the command.
- let child = match c.spawn_async() {
- Ok(v) => v,
- Err(err) => {
- return odd_future(err.into());
- }
- };
-
- let pid = child.id();
- let resources = resources::add_child(child);
-
- let mut res_args = msg::RunResArgs {
- rid: resources.child_rid,
- pid,
- ..Default::default()
- };
-
- if let Some(stdin_rid) = resources.stdin_rid {
- res_args.stdin_rid = stdin_rid;
- }
- if let Some(stdout_rid) = resources.stdout_rid {
- res_args.stdout_rid = stdout_rid;
- }
- if let Some(stderr_rid) = resources.stderr_rid {
- res_args.stderr_rid = stderr_rid;
- }
-
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::RunRes::create(builder, &res_args);
- ok_future(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::RunRes,
- ..Default::default()
- },
- ))
-}
-
-fn op_run_status(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let cmd_id = base.cmd_id();
- let inner = base.inner_as_run_status().unwrap();
- let rid = inner.rid();
-
- if let Err(e) = cli.check_run() {
- return odd_future(e);
- }
-
- let future = match resources::child_status(rid) {
- Err(e) => {
- return odd_future(e);
- }
- Ok(f) => f,
- };
-
- let future = future.and_then(move |run_status| {
- let code = run_status.code();
-
- #[cfg(unix)]
- let signal = run_status.signal();
- #[cfg(not(unix))]
- let signal = None;
-
- code
- .or(signal)
- .expect("Should have either an exit code or a signal.");
- let got_signal = signal.is_some();
-
- let builder = &mut FlatBufferBuilder::new();
- let inner = msg::RunStatusRes::create(
- builder,
- &msg::RunStatusResArgs {
- got_signal,
- exit_code: code.unwrap_or(-1),
- exit_signal: signal.unwrap_or(-1),
- },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::RunStatusRes,
- ..Default::default()
- },
- ))
- });
- Box::new(future)
-}
-
-struct GetMessageFuture {
- pub state: Arc<IsolateState>,
-}
-
-impl Future for GetMessageFuture {
- type Item = Option<Buf>;
- type Error = ();
-
- fn poll(&mut self) -> Result<Async<Self::Item>, Self::Error> {
- assert!(self.state.worker_channels.is_some());
- match self.state.worker_channels {
- None => panic!("expected worker_channels"),
- Some(ref wc) => {
- let mut wc = wc.lock().unwrap();
- wc.1.poll()
- }
- }
- }
-}
-
-fn op_worker_get_message(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- assert_eq!(data.len(), 0);
- let cmd_id = base.cmd_id();
-
- let op = GetMessageFuture {
- state: cli.state.clone(),
- };
- let op = op.map_err(move |_| -> DenoError { unimplemented!() });
- let op = op.and_then(move |maybe_buf| -> DenoResult<Buf> {
- debug!("op_worker_get_message");
- let builder = &mut FlatBufferBuilder::new();
-
- let data = maybe_buf.as_ref().map(|buf| builder.create_vector(buf));
- let inner = msg::WorkerGetMessageRes::create(
- builder,
- &msg::WorkerGetMessageResArgs { data },
- );
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::WorkerGetMessageRes,
- ..Default::default()
- },
- ))
- });
- Box::new(op)
-}
-
-fn op_worker_post_message(
- cli: &Cli,
- base: &msg::Base<'_>,
- data: deno_buf,
-) -> Box<OpWithError> {
- let cmd_id = base.cmd_id();
-
- let d = Vec::from(data.as_ref()).into_boxed_slice();
-
- assert!(cli.state.worker_channels.is_some());
- let tx = match cli.state.worker_channels {
- None => panic!("expected worker_channels"),
- Some(ref wc) => {
- let wc = wc.lock().unwrap();
- wc.0.clone()
- }
- };
- let op = tx.send(d);
- let op = op.map_err(|e| errors::new(ErrorKind::Other, e.to_string()));
- let op = op.and_then(move |_| -> DenoResult<Buf> {
- let builder = &mut FlatBufferBuilder::new();
-
- Ok(serialize_response(
- cmd_id,
- builder,
- msg::BaseArgs {
- ..Default::default()
- },
- ))
- });
- Box::new(op)
-}
-
-#[cfg(test)]
-mod tests {
- use super::*;
- use crate::cli::Cli;
- use crate::isolate_state::IsolateState;
- use crate::permissions::{DenoPermissions, PermissionAccessor};
-
- #[test]
- fn fetch_module_meta_fails_without_read() {
- let state = Arc::new(IsolateState::mock());
- let permissions = DenoPermissions {
- allow_write: PermissionAccessor::from(true),
- allow_env: PermissionAccessor::from(true),
- allow_net: PermissionAccessor::from(true),
- allow_run: PermissionAccessor::from(true),
- ..Default::default()
- };
- let cli = Cli::new(None, state, permissions);
- let builder = &mut FlatBufferBuilder::new();
- let fetch_msg_args = msg::FetchModuleMetaDataArgs {
- specifier: Some(builder.create_string("./somefile")),
- referrer: Some(builder.create_string(".")),
- };
- let inner = msg::FetchModuleMetaData::create(builder, &fetch_msg_args);
- let base_args = msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::FetchModuleMetaData,
- ..Default::default()
- };
- let base = msg::Base::create(builder, &base_args);
- msg::finish_base_buffer(builder, base);
- let data = builder.finished_data();
- let final_msg = msg::get_root_as_base(&data);
- let fetch_result =
- op_fetch_module_meta_data(&cli, &final_msg, deno_buf::empty()).wait();
- match fetch_result {
- Ok(_) => assert!(true),
- Err(e) => assert_eq!(e.to_string(), permission_denied().to_string()),
- }
- }
-
- #[test]
- fn fetch_module_meta_fails_without_write() {
- let state = Arc::new(IsolateState::mock());
- let permissions = DenoPermissions {
- allow_read: PermissionAccessor::from(true),
- allow_env: PermissionAccessor::from(true),
- allow_net: PermissionAccessor::from(true),
- allow_run: PermissionAccessor::from(true),
- ..Default::default()
- };
- let cli = Cli::new(None, state, permissions);
- let builder = &mut FlatBufferBuilder::new();
- let fetch_msg_args = msg::FetchModuleMetaDataArgs {
- specifier: Some(builder.create_string("./somefile")),
- referrer: Some(builder.create_string(".")),
- };
- let inner = msg::FetchModuleMetaData::create(builder, &fetch_msg_args);
- let base_args = msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::FetchModuleMetaData,
- ..Default::default()
- };
- let base = msg::Base::create(builder, &base_args);
- msg::finish_base_buffer(builder, base);
- let data = builder.finished_data();
- let final_msg = msg::get_root_as_base(&data);
- let fetch_result =
- op_fetch_module_meta_data(&cli, &final_msg, deno_buf::empty()).wait();
- match fetch_result {
- Ok(_) => assert!(true),
- Err(e) => assert_eq!(e.to_string(), permission_denied().to_string()),
- }
- }
-
- #[test]
- fn fetch_module_meta_fails_without_net() {
- let state = Arc::new(IsolateState::mock());
- let permissions = DenoPermissions {
- allow_read: PermissionAccessor::from(true),
- allow_write: PermissionAccessor::from(true),
- allow_env: PermissionAccessor::from(true),
- allow_run: PermissionAccessor::from(true),
- ..Default::default()
- };
- let cli = Cli::new(None, state, permissions);
- let builder = &mut FlatBufferBuilder::new();
- let fetch_msg_args = msg::FetchModuleMetaDataArgs {
- specifier: Some(builder.create_string("./somefile")),
- referrer: Some(builder.create_string(".")),
- };
- let inner = msg::FetchModuleMetaData::create(builder, &fetch_msg_args);
- let base_args = msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::FetchModuleMetaData,
- ..Default::default()
- };
- let base = msg::Base::create(builder, &base_args);
- msg::finish_base_buffer(builder, base);
- let data = builder.finished_data();
- let final_msg = msg::get_root_as_base(&data);
- let fetch_result =
- op_fetch_module_meta_data(&cli, &final_msg, deno_buf::empty()).wait();
- match fetch_result {
- Ok(_) => assert!(true),
- Err(e) => assert_eq!(e.to_string(), permission_denied().to_string()),
- }
- }
-
- #[test]
- fn fetch_module_meta_not_permission_denied_with_permissions() {
- let state = Arc::new(IsolateState::mock());
- let permissions = DenoPermissions {
- allow_read: PermissionAccessor::from(true),
- allow_write: PermissionAccessor::from(true),
- allow_net: PermissionAccessor::from(true),
- ..Default::default()
- };
- let cli = Cli::new(None, state, permissions);
- let builder = &mut FlatBufferBuilder::new();
- let fetch_msg_args = msg::FetchModuleMetaDataArgs {
- specifier: Some(builder.create_string("./somefile")),
- referrer: Some(builder.create_string(".")),
- };
- let inner = msg::FetchModuleMetaData::create(builder, &fetch_msg_args);
- let base_args = msg::BaseArgs {
- inner: Some(inner.as_union_value()),
- inner_type: msg::Any::FetchModuleMetaData,
- ..Default::default()
- };
- let base = msg::Base::create(builder, &base_args);
- msg::finish_base_buffer(builder, base);
- let data = builder.finished_data();
- let final_msg = msg::get_root_as_base(&data);
- let fetch_result =
- op_fetch_module_meta_data(&cli, &final_msg, deno_buf::empty()).wait();
- match fetch_result {
- Ok(_) => assert!(true),
- Err(e) => assert!(e.to_string() != permission_denied().to_string()),
- }
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-19 13:40:07 +0000