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386d5c8310
Also removes permissions being passed in for node resolution. It was completely useless because we only checked it for reading package.json files, but Deno reading package.json files for resolution is perfectly fine. My guess is this is also a perf improvement because Deno is doing less work.
303 lines
8.1 KiB
Rust
303 lines
8.1 KiB
Rust
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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use crate::ops;
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use crate::ops::bootstrap::SnapshotOptions;
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use crate::shared::maybe_transpile_source;
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use crate::shared::runtime;
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use deno_cache::SqliteBackedCache;
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use deno_core::error::AnyError;
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use deno_core::snapshot::*;
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use deno_core::v8;
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use deno_core::Extension;
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use deno_http::DefaultHttpPropertyExtractor;
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use deno_io::fs::FsError;
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use std::io::Write;
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use std::path::Path;
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use std::path::PathBuf;
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use std::rc::Rc;
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use std::sync::Arc;
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#[derive(Clone)]
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struct Permissions;
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impl deno_websocket::WebSocketPermissions for Permissions {
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fn check_net_url(
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&mut self,
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_url: &deno_core::url::Url,
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_api_name: &str,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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}
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impl deno_web::TimersPermission for Permissions {
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fn allow_hrtime(&mut self) -> bool {
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unreachable!("snapshotting!")
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}
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}
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impl deno_fetch::FetchPermissions for Permissions {
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fn check_net_url(
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&mut self,
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_url: &deno_core::url::Url,
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_api_name: &str,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_read(
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&mut self,
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_p: &Path,
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_api_name: &str,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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}
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impl deno_ffi::FfiPermissions for Permissions {
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fn check_partial(
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&mut self,
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_path: Option<&Path>,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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}
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impl deno_napi::NapiPermissions for Permissions {
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fn check(
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&mut self,
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_path: Option<&Path>,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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}
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impl deno_node::NodePermissions for Permissions {
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fn check_net_url(
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&mut self,
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_url: &deno_core::url::Url,
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_api_name: &str,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_read_with_api_name(
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&mut self,
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_p: &Path,
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_api_name: Option<&str>,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_write_with_api_name(
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&mut self,
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_p: &Path,
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_api_name: Option<&str>,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_sys(
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&mut self,
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_kind: &str,
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_api_name: &str,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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}
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impl deno_net::NetPermissions for Permissions {
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fn check_net<T: AsRef<str>>(
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&mut self,
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_host: &(T, Option<u16>),
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_api_name: &str,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_read(
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&mut self,
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_p: &Path,
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_api_name: &str,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_write(
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&mut self,
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_p: &Path,
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_api_name: &str,
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) -> Result<(), deno_core::error::AnyError> {
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unreachable!("snapshotting!")
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}
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}
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impl deno_fs::FsPermissions for Permissions {
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fn check_open<'a>(
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&mut self,
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_resolved: bool,
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_read: bool,
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_write: bool,
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_path: &'a Path,
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_api_name: &str,
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) -> Result<std::borrow::Cow<'a, Path>, FsError> {
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unreachable!("snapshotting!")
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}
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fn check_read(
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&mut self,
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_path: &Path,
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_api_name: &str,
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) -> Result<(), AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_read_all(&mut self, _api_name: &str) -> Result<(), AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_read_blind(
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&mut self,
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_path: &Path,
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_display: &str,
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_api_name: &str,
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) -> Result<(), AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_write(
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&mut self,
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_path: &Path,
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_api_name: &str,
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) -> Result<(), AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_write_partial(
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&mut self,
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_path: &Path,
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_api_name: &str,
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) -> Result<(), AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_write_all(&mut self, _api_name: &str) -> Result<(), AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_write_blind(
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&mut self,
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_path: &Path,
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_display: &str,
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_api_name: &str,
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) -> Result<(), AnyError> {
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unreachable!("snapshotting!")
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}
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}
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impl deno_kv::sqlite::SqliteDbHandlerPermissions for Permissions {
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fn check_read(
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&mut self,
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_path: &Path,
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_api_name: &str,
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) -> Result<(), AnyError> {
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unreachable!("snapshotting!")
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}
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fn check_write(
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&mut self,
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_path: &Path,
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_api_name: &str,
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) -> Result<(), AnyError> {
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unreachable!("snapshotting!")
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}
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}
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pub fn create_runtime_snapshot(
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snapshot_path: PathBuf,
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snapshot_options: SnapshotOptions,
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// NOTE: For embedders that wish to add additional extensions to the snapshot
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custom_extensions: Vec<Extension>,
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) {
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// NOTE(bartlomieju): ordering is important here, keep it in sync with
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// `runtime/worker.rs`, `runtime/web_worker.rs` and `runtime/snapshot.rs`!
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let fs = std::sync::Arc::new(deno_fs::RealFs);
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let mut extensions: Vec<Extension> = vec![
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deno_webidl::deno_webidl::init_ops_and_esm(),
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deno_console::deno_console::init_ops_and_esm(),
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deno_url::deno_url::init_ops_and_esm(),
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deno_web::deno_web::init_ops_and_esm::<Permissions>(
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Default::default(),
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Default::default(),
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),
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deno_webgpu::deno_webgpu::init_ops_and_esm(),
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deno_canvas::deno_canvas::init_ops_and_esm(),
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deno_fetch::deno_fetch::init_ops_and_esm::<Permissions>(Default::default()),
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deno_cache::deno_cache::init_ops_and_esm::<SqliteBackedCache>(None),
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deno_websocket::deno_websocket::init_ops_and_esm::<Permissions>(
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"".to_owned(),
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None,
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None,
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),
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deno_webstorage::deno_webstorage::init_ops_and_esm(None),
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deno_crypto::deno_crypto::init_ops_and_esm(None),
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deno_broadcast_channel::deno_broadcast_channel::init_ops_and_esm(
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deno_broadcast_channel::InMemoryBroadcastChannel::default(),
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),
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deno_ffi::deno_ffi::init_ops_and_esm::<Permissions>(),
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deno_net::deno_net::init_ops_and_esm::<Permissions>(None, None),
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deno_tls::deno_tls::init_ops_and_esm(),
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deno_kv::deno_kv::init_ops_and_esm(deno_kv::sqlite::SqliteDbHandler::<
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Permissions,
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>::new(None, None)),
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deno_cron::deno_cron::init_ops_and_esm(
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deno_cron::local::LocalCronHandler::new(),
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),
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deno_napi::deno_napi::init_ops_and_esm::<Permissions>(),
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deno_http::deno_http::init_ops_and_esm::<DefaultHttpPropertyExtractor>(),
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deno_io::deno_io::init_ops_and_esm(Default::default()),
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deno_fs::deno_fs::init_ops_and_esm::<Permissions>(fs.clone()),
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deno_node::deno_node::init_ops_and_esm::<Permissions>(None, None, fs),
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runtime::init_ops_and_esm(),
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ops::runtime::deno_runtime::init_ops("deno:runtime".parse().unwrap()),
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ops::worker_host::deno_worker_host::init_ops(
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Arc::new(|_| unreachable!("not used in snapshot.")),
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None,
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),
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ops::fs_events::deno_fs_events::init_ops(),
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ops::os::deno_os::init_ops(Default::default()),
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ops::permissions::deno_permissions::init_ops(),
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ops::process::deno_process::init_ops(),
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ops::signal::deno_signal::init_ops(),
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ops::tty::deno_tty::init_ops(),
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ops::http::deno_http_runtime::init_ops(),
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ops::bootstrap::deno_bootstrap::init_ops(Some(snapshot_options)),
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ops::web_worker::deno_web_worker::init_ops(),
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];
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extensions.extend(custom_extensions);
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let output = create_snapshot(
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CreateSnapshotOptions {
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cargo_manifest_dir: env!("CARGO_MANIFEST_DIR"),
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startup_snapshot: None,
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extensions,
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extension_transpiler: Some(Rc::new(|specifier, source| {
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maybe_transpile_source(specifier, source)
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})),
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with_runtime_cb: Some(Box::new(|rt| {
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let isolate = rt.v8_isolate();
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let scope = &mut v8::HandleScope::new(isolate);
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let ctx = v8::Context::new(scope);
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assert_eq!(scope.add_context(ctx), deno_node::VM_CONTEXT_INDEX);
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})),
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skip_op_registration: false,
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},
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None,
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)
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.unwrap();
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let mut snapshot = std::fs::File::create(snapshot_path).unwrap();
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snapshot.write_all(&output.output).unwrap();
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#[allow(clippy::print_stdout)]
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for path in output.files_loaded_during_snapshot {
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println!("cargo:rerun-if-changed={}", path.display());
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}
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}
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