// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license. use deno_core::error::AnyError; use deno_core::include_js_files; use deno_core::located_script_name; use deno_core::op; use deno_core::Extension; use deno_core::ExtensionBuilder; use deno_core::JsRuntime; use once_cell::sync::Lazy; use std::collections::HashSet; use std::path::Path; use std::path::PathBuf; use std::rc::Rc; mod crypto; pub mod errors; mod idna; mod ops; mod package_json; mod path; mod polyfill; mod resolution; mod v8; mod winerror; pub use package_json::PackageJson; pub use path::PathClean; pub use polyfill::find_builtin_node_module; pub use polyfill::is_builtin_node_module; pub use polyfill::NodeModulePolyfill; pub use polyfill::SUPPORTED_BUILTIN_NODE_MODULES; pub use resolution::get_closest_package_json; pub use resolution::get_package_scope_config; pub use resolution::legacy_main_resolve; pub use resolution::package_exports_resolve; pub use resolution::package_imports_resolve; pub use resolution::package_resolve; pub use resolution::path_to_declaration_path; pub use resolution::NodeModuleKind; pub use resolution::NodeResolutionMode; pub use resolution::DEFAULT_CONDITIONS; pub trait NodePermissions { fn check_read(&mut self, path: &Path) -> Result<(), AnyError>; } pub trait RequireNpmResolver { fn resolve_package_folder_from_package( &self, specifier: &str, referrer: &Path, mode: NodeResolutionMode, ) -> Result; fn resolve_package_folder_from_path( &self, path: &Path, ) -> Result; fn in_npm_package(&self, path: &Path) -> bool; fn ensure_read_permission( &self, permissions: &mut dyn NodePermissions, path: &Path, ) -> Result<(), AnyError>; } pub static NODE_GLOBAL_THIS_NAME: Lazy = Lazy::new(|| { let now = std::time::SystemTime::now(); let seconds = now .duration_since(std::time::SystemTime::UNIX_EPOCH) .unwrap() .as_secs(); // use a changing variable name to make it hard to depend on this format!("__DENO_NODE_GLOBAL_THIS_{seconds}__") }); pub static NODE_ENV_VAR_ALLOWLIST: Lazy> = Lazy::new(|| { // The full list of environment variables supported by Node.js is available // at https://nodejs.org/api/cli.html#environment-variables let mut set = HashSet::new(); set.insert("NODE_DEBUG".to_string()); set.insert("NODE_OPTIONS".to_string()); set }); #[op] fn op_node_build_os() -> String { std::env::var("TARGET") .unwrap() .split('-') .nth(2) .unwrap() .to_string() } fn ext_polyfill() -> ExtensionBuilder { Extension::builder_with_deps(env!("CARGO_PKG_NAME"), &["deno_io", "deno_fs"]) } fn ops_polyfill(ext: &mut ExtensionBuilder) -> &mut ExtensionBuilder { ext.ops(vec![ crypto::op_node_create_hash::decl(), crypto::op_node_hash_update::decl(), crypto::op_node_hash_update_str::decl(), crypto::op_node_hash_digest::decl(), crypto::op_node_hash_digest_hex::decl(), crypto::op_node_hash_clone::decl(), crypto::op_node_private_encrypt::decl(), crypto::op_node_private_decrypt::decl(), crypto::op_node_public_encrypt::decl(), winerror::op_node_sys_to_uv_error::decl(), v8::op_v8_cached_data_version_tag::decl(), v8::op_v8_get_heap_statistics::decl(), idna::op_node_idna_domain_to_ascii::decl(), idna::op_node_idna_domain_to_unicode::decl(), idna::op_node_idna_punycode_decode::decl(), idna::op_node_idna_punycode_encode::decl(), op_node_build_os::decl(), ]) } pub fn init_polyfill_ops() -> Extension { ops_polyfill(&mut ext_polyfill()).build() } pub fn init_polyfill_ops_and_esm() -> Extension { let esm_files = include_js_files!( dir "polyfills", "_core.ts", "_events.mjs", "_fs/_fs_access.ts", "_fs/_fs_appendFile.ts", "_fs/_fs_chmod.ts", "_fs/_fs_chown.ts", "_fs/_fs_close.ts", "_fs/_fs_common.ts", "_fs/_fs_constants.ts", "_fs/_fs_copy.ts", "_fs/_fs_dir.ts", "_fs/_fs_dirent.ts", "_fs/_fs_exists.ts", "_fs/_fs_fdatasync.ts", "_fs/_fs_fstat.ts", "_fs/_fs_fsync.ts", "_fs/_fs_ftruncate.ts", "_fs/_fs_futimes.ts", "_fs/_fs_link.ts", "_fs/_fs_lstat.ts", "_fs/_fs_mkdir.ts", "_fs/_fs_mkdtemp.ts", "_fs/_fs_open.ts", "_fs/_fs_opendir.ts", "_fs/_fs_read.ts", "_fs/_fs_readdir.ts", "_fs/_fs_readFile.ts", "_fs/_fs_readlink.ts", "_fs/_fs_realpath.ts", "_fs/_fs_rename.ts", "_fs/_fs_rm.ts", "_fs/_fs_rmdir.ts", "_fs/_fs_stat.ts", "_fs/_fs_symlink.ts", "_fs/_fs_truncate.ts", "_fs/_fs_unlink.ts", "_fs/_fs_utimes.ts", "_fs/_fs_watch.ts", "_fs/_fs_write.mjs", "_fs/_fs_writeFile.ts", "_fs/_fs_writev.mjs", "_http_agent.mjs", "_http_common.ts", "_http_outgoing.ts", "_next_tick.ts", "_pako.mjs", "_process/exiting.ts", "_process/process.ts", "_process/streams.mjs", "_readline.mjs", "_stream.mjs", "_tls_common.ts", "_tls_wrap.ts", "_util/_util_callbackify.ts", "_util/asserts.ts", "_util/async.ts", "_util/os.ts", "_util/std_asserts.ts", "_util/std_fmt_colors.ts", "_util/std_testing_diff.ts", "_utils.ts", "_zlib_binding.mjs", "_zlib.mjs", "assert.ts", "assert/strict.ts", "assertion_error.ts", "async_hooks.ts", "buffer.ts", "child_process.ts", "cluster.ts", "console.ts", "constants.ts", "crypto.ts", "dgram.ts", "diagnostics_channel.ts", "dns.ts", "dns/promises.ts", "domain.ts", "events.ts", "fs.ts", "fs/promises.ts", "http.ts", "http2.ts", "https.ts", "inspector.ts", "internal_binding/_libuv_winerror.ts", "internal_binding/_listen.ts", "internal_binding/_node.ts", "internal_binding/_timingSafeEqual.ts", "internal_binding/_utils.ts", "internal_binding/ares.ts", "internal_binding/async_wrap.ts", "internal_binding/buffer.ts", "internal_binding/cares_wrap.ts", "internal_binding/connection_wrap.ts", "internal_binding/constants.ts", "internal_binding/crypto.ts", "internal_binding/handle_wrap.ts", "internal_binding/mod.ts", "internal_binding/node_file.ts", "internal_binding/node_options.ts", "internal_binding/pipe_wrap.ts", "internal_binding/stream_wrap.ts", "internal_binding/string_decoder.ts", "internal_binding/symbols.ts", "internal_binding/tcp_wrap.ts", "internal_binding/types.ts", "internal_binding/udp_wrap.ts", "internal_binding/util.ts", "internal_binding/uv.ts", "internal/assert.mjs", "internal/async_hooks.ts", "internal/buffer.mjs", "internal/child_process.ts", "internal/cli_table.ts", "internal/console/constructor.mjs", "internal/constants.ts", "internal/crypto/_keys.ts", "internal/crypto/_randomBytes.ts", "internal/crypto/_randomFill.ts", "internal/crypto/_randomInt.ts", "internal/crypto/certificate.ts", "internal/crypto/cipher.ts", "internal/crypto/constants.ts", "internal/crypto/diffiehellman.ts", "internal/crypto/hash.ts", "internal/crypto/hkdf.ts", "internal/crypto/keygen.ts", "internal/crypto/keys.ts", "internal/crypto/pbkdf2.ts", "internal/crypto/random.ts", "internal/crypto/scrypt.ts", "internal/crypto/sig.ts", "internal/crypto/util.ts", "internal/crypto/x509.ts", "internal/dgram.ts", "internal/dns/promises.ts", "internal/dns/utils.ts", "internal/dtrace.ts", "internal/error_codes.ts", "internal/errors.ts", "internal/event_target.mjs", "internal/fixed_queue.ts", "internal/fs/streams.mjs", "internal/fs/utils.mjs", "internal/hide_stack_frames.ts", "internal/http.ts", "internal/idna.ts", "internal/net.ts", "internal/normalize_encoding.mjs", "internal/options.ts", "internal/primordials.mjs", "internal/process/per_thread.mjs", "internal/querystring.ts", "internal/readline/callbacks.mjs", "internal/readline/emitKeypressEvents.mjs", "internal/readline/interface.mjs", "internal/readline/promises.mjs", "internal/readline/symbols.mjs", "internal/readline/utils.mjs", "internal/stream_base_commons.ts", "internal/streams/add-abort-signal.mjs", "internal/streams/buffer_list.mjs", "internal/streams/destroy.mjs", "internal/streams/duplex.mjs", "internal/streams/end-of-stream.mjs", "internal/streams/lazy_transform.mjs", "internal/streams/passthrough.mjs", "internal/streams/readable.mjs", "internal/streams/state.mjs", "internal/streams/transform.mjs", "internal/streams/utils.mjs", "internal/streams/writable.mjs", "internal/test/binding.ts", "internal/timers.mjs", "internal/url.ts", "internal/util.mjs", "internal/util/comparisons.ts", "internal/util/debuglog.ts", "internal/util/inspect.mjs", "internal/util/types.ts", "internal/validators.mjs", "module_all.ts", "net.ts", "os.ts", "path.ts", "path/_constants.ts", "path/_interface.ts", "path/_util.ts", "path/common.ts", "path/glob.ts", "path/mod.ts", "path/posix.ts", "path/separator.ts", "path/win32.ts", "perf_hooks.ts", "process.ts", "punycode.ts", "querystring.ts", "readline.ts", "readline/promises.ts", "repl.ts", "stream.ts", "stream/consumers.mjs", "stream/promises.mjs", "stream/web.ts", "string_decoder.ts", "sys.ts", "timers.ts", "timers/promises.ts", "tls.ts", "tty.ts", "url.ts", "util.ts", "util/types.ts", "v8.ts", "vm.ts", "wasi.ts", "worker_threads.ts", "zlib.ts", ); ops_polyfill(&mut ext_polyfill()) .esm(esm_files) .esm_entry_point("ext:deno_node/module_all.ts") .build() } fn ext() -> ExtensionBuilder { Extension::builder("deno_node_loading") } fn ops( ext: &mut ExtensionBuilder, maybe_npm_resolver: Option>, ) -> &mut ExtensionBuilder { ext .ops(vec![ ops::op_require_init_paths::decl(), ops::op_require_node_module_paths::decl::

(), ops::op_require_proxy_path::decl(), ops::op_require_is_deno_dir_package::decl(), ops::op_require_resolve_deno_dir::decl(), ops::op_require_is_request_relative::decl(), ops::op_require_resolve_lookup_paths::decl(), ops::op_require_try_self_parent_path::decl::

(), ops::op_require_try_self::decl::

(), ops::op_require_real_path::decl::

(), ops::op_require_path_is_absolute::decl(), ops::op_require_path_dirname::decl(), ops::op_require_stat::decl::

(), ops::op_require_path_resolve::decl(), ops::op_require_path_basename::decl(), ops::op_require_read_file::decl::

(), ops::op_require_as_file_path::decl(), ops::op_require_resolve_exports::decl::

(), ops::op_require_read_closest_package_json::decl::

(), ops::op_require_read_package_scope::decl::

(), ops::op_require_package_imports_resolve::decl::

(), ops::op_require_break_on_next_statement::decl(), ]) .state(move |state| { if let Some(npm_resolver) = maybe_npm_resolver.clone() { state.put(npm_resolver); } }) } pub fn init_ops_and_esm( maybe_npm_resolver: Option>, ) -> Extension { ops::

(&mut ext(), maybe_npm_resolver) .esm(include_js_files!( "01_node.js", "02_require.js", "module_es_shim.js", )) .build() } pub fn init_ops( maybe_npm_resolver: Option>, ) -> Extension { ops::

(&mut ext(), maybe_npm_resolver).build() } pub async fn initialize_runtime( js_runtime: &mut JsRuntime, uses_local_node_modules_dir: bool, ) -> Result<(), AnyError> { let source_code = &format!( r#"(async function loadBuiltinNodeModules(nodeGlobalThisName, usesLocalNodeModulesDir) {{ Deno[Deno.internal].node.initialize(Deno[Deno.internal].nodeModuleAll, nodeGlobalThisName); if (usesLocalNodeModulesDir) {{ Deno[Deno.internal].require.setUsesLocalNodeModulesDir(); }} }})('{}', {});"#, NODE_GLOBAL_THIS_NAME.as_str(), uses_local_node_modules_dir, ); let value = js_runtime.execute_script(&located_script_name!(), source_code)?; js_runtime.resolve_value(value).await?; Ok(()) } pub fn load_cjs_module( js_runtime: &mut JsRuntime, module: &str, main: bool, inspect_brk: bool, ) -> Result<(), AnyError> { fn escape_for_single_quote_string(text: &str) -> String { text.replace('\\', r"\\").replace('\'', r"\'") } let source_code = &format!( r#"(function loadCjsModule(module, inspectBrk) {{ if (inspectBrk) {{ Deno[Deno.internal].require.setInspectBrk(); }} Deno[Deno.internal].require.Module._load(module, null, {main}); }})('{module}', {inspect_brk});"#, main = main, module = escape_for_single_quote_string(module), inspect_brk = inspect_brk, ); js_runtime.execute_script(&located_script_name!(), source_code)?; Ok(()) } pub async fn initialize_binary_command( js_runtime: &mut JsRuntime, binary_name: &str, ) -> Result<(), AnyError> { // overwrite what's done in deno_std in order to set the binary arg name let source_code = &format!( r#"(async function initializeBinaryCommand(binaryName) {{ const process = Deno[Deno.internal].node.globalThis.process; Object.defineProperty(process.argv, "0", {{ get: () => binaryName, }}); }})('{binary_name}');"#, ); let value = js_runtime.execute_script(&located_script_name!(), source_code)?; js_runtime.resolve_value(value).await?; Ok(()) }