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denoland-deno/cli/standalone/mod.rs

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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
use crate::args::get_root_cert_store;
use crate::args::npm_pkg_req_ref_to_binary_command;
use crate::args::CaData;
use crate::args::CacheSetting;
use crate::args::PackageJsonDepsProvider;
use crate::args::StorageKeyResolver;
use crate::cache::Caches;
use crate::cache::DenoDir;
use crate::cache::NodeAnalysisCache;
use crate::file_fetcher::get_source_from_data_url;
use crate::http_util::HttpClient;
use crate::module_loader::CjsResolutionStore;
use crate::module_loader::NpmModuleLoader;
use crate::node::CliCjsEsmCodeAnalyzer;
use crate::npm::create_npm_fs_resolver;
use crate::npm::CliNpmRegistryApi;
use crate::npm::CliNpmResolver;
use crate::npm::NpmCache;
use crate::npm::NpmResolution;
use crate::resolver::MappedSpecifierResolver;
use crate::util::progress_bar::ProgressBar;
use crate::util::progress_bar::ProgressBarStyle;
use crate::util::v8::construct_v8_flags;
use crate::worker::CliMainWorkerFactory;
use crate::worker::CliMainWorkerOptions;
use crate::worker::HasNodeSpecifierChecker;
use crate::worker::ModuleLoaderFactory;
use deno_ast::MediaType;
use deno_core::anyhow::Context;
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use deno_core::error::type_error;
use deno_core::error::AnyError;
use deno_core::futures::FutureExt;
use deno_core::v8_set_flags;
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use deno_core::ModuleLoader;
use deno_core::ModuleSpecifier;
use deno_core::ModuleType;
use deno_core::ResolutionKind;
use deno_runtime::deno_fs;
use deno_runtime::deno_node;
use deno_runtime::deno_node::analyze::NodeCodeTranslator;
use deno_runtime::deno_node::NodeResolver;
use deno_runtime::deno_tls::rustls::RootCertStore;
use deno_runtime::deno_tls::RootCertStoreProvider;
use deno_runtime::deno_web::BlobStore;
use deno_runtime::permissions::Permissions;
use deno_runtime::permissions::PermissionsContainer;
use deno_semver::npm::NpmPackageReqReference;
use import_map::parse_from_json;
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use std::pin::Pin;
use std::rc::Rc;
use std::sync::Arc;
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mod binary;
mod file_system;
mod virtual_fs;
pub use binary::extract_standalone;
pub use binary::is_standalone_binary;
pub use binary::DenoCompileBinaryWriter;
use self::binary::load_npm_vfs;
use self::binary::Metadata;
use self::file_system::DenoCompileFileSystem;
struct SharedModuleLoaderState {
eszip: eszip::EszipV2,
mapped_specifier_resolver: MappedSpecifierResolver,
npm_module_loader: Arc<NpmModuleLoader>,
}
#[derive(Clone)]
struct EmbeddedModuleLoader {
shared: Arc<SharedModuleLoaderState>,
root_permissions: PermissionsContainer,
dynamic_permissions: PermissionsContainer,
}
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impl ModuleLoader for EmbeddedModuleLoader {
fn resolve(
&self,
specifier: &str,
referrer: &str,
kind: ResolutionKind,
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) -> Result<ModuleSpecifier, AnyError> {
// Try to follow redirects when resolving.
let referrer = match self.shared.eszip.get_module(referrer) {
Some(eszip::Module { ref specifier, .. }) => {
ModuleSpecifier::parse(specifier)?
}
None => {
let cwd = std::env::current_dir().context("Unable to get CWD")?;
deno_core::resolve_url_or_path(referrer, &cwd)?
}
};
let permissions = if matches!(kind, ResolutionKind::DynamicImport) {
&self.dynamic_permissions
} else {
&self.root_permissions
};
if let Some(result) = self
.shared
.npm_module_loader
.resolve_if_in_npm_package(specifier, &referrer, permissions)
{
return result;
}
let maybe_mapped = self
.shared
.mapped_specifier_resolver
.resolve(specifier, &referrer)?
.into_specifier();
// npm specifier
let specifier_text = maybe_mapped
.as_ref()
.map(|r| r.as_str())
.unwrap_or(specifier);
if let Ok(reference) = NpmPackageReqReference::from_str(specifier_text) {
return self
.shared
.npm_module_loader
.resolve_req_reference(&reference, permissions);
}
// Built-in Node modules
if let Some(module_name) = specifier_text.strip_prefix("node:") {
return deno_node::resolve_builtin_node_module(module_name);
}
match maybe_mapped {
Some(resolved) => Ok(resolved),
None => deno_core::resolve_import(specifier, referrer.as_str())
.map_err(|err| err.into()),
}
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}
fn load(
&self,
module_specifier: &ModuleSpecifier,
maybe_referrer: Option<&ModuleSpecifier>,
is_dynamic: bool,
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) -> Pin<Box<deno_core::ModuleSourceFuture>> {
let is_data_uri = get_source_from_data_url(module_specifier).ok();
let permissions = if is_dynamic {
&self.dynamic_permissions
} else {
&self.root_permissions
};
if let Some(result) =
self.shared.npm_module_loader.load_sync_if_in_npm_package(
module_specifier,
maybe_referrer,
permissions,
)
{
return match result {
Ok(code_source) => Box::pin(deno_core::futures::future::ready(Ok(
deno_core::ModuleSource::new_with_redirect(
match code_source.media_type {
MediaType::Json => ModuleType::Json,
_ => ModuleType::JavaScript,
},
code_source.code,
module_specifier,
&code_source.found_url,
),
))),
Err(err) => Box::pin(deno_core::futures::future::ready(Err(err))),
};
}
let module = self
.shared
.eszip
.get_module(module_specifier.as_str())
.ok_or_else(|| {
type_error(format!("Module not found: {}", module_specifier))
});
// TODO(mmastrac): This clone can probably be removed in the future if ModuleSpecifier is no longer a full-fledged URL
let module_specifier = module_specifier.clone();
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async move {
if let Some((source, _)) = is_data_uri {
return Ok(deno_core::ModuleSource::new(
deno_core::ModuleType::JavaScript,
source.into(),
&module_specifier,
));
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}
let module = module?;
let code = module.source().await.unwrap_or_default();
let code = std::str::from_utf8(&code)
.map_err(|_| type_error("Module source is not utf-8"))?
.to_owned()
.into();
Ok(deno_core::ModuleSource::new(
match module.kind {
eszip::ModuleKind::JavaScript => ModuleType::JavaScript,
eszip::ModuleKind::Json => ModuleType::Json,
},
code,
&module_specifier,
))
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}
.boxed_local()
}
}
struct StandaloneModuleLoaderFactory {
shared: Arc<SharedModuleLoaderState>,
}
impl ModuleLoaderFactory for StandaloneModuleLoaderFactory {
fn create_for_main(
&self,
root_permissions: PermissionsContainer,
dynamic_permissions: PermissionsContainer,
) -> Rc<dyn ModuleLoader> {
Rc::new(EmbeddedModuleLoader {
shared: self.shared.clone(),
root_permissions,
dynamic_permissions,
})
}
fn create_for_worker(
&self,
root_permissions: PermissionsContainer,
dynamic_permissions: PermissionsContainer,
) -> Rc<dyn ModuleLoader> {
Rc::new(EmbeddedModuleLoader {
shared: self.shared.clone(),
root_permissions,
dynamic_permissions,
})
}
fn create_source_map_getter(
&self,
) -> Option<Box<dyn deno_core::SourceMapGetter>> {
None
}
}
struct StandaloneHasNodeSpecifierChecker;
impl HasNodeSpecifierChecker for StandaloneHasNodeSpecifierChecker {
fn has_node_specifier(&self) -> bool {
false
}
}
struct StandaloneRootCertStoreProvider {
ca_stores: Option<Vec<String>>,
ca_data: Option<CaData>,
cell: once_cell::sync::OnceCell<RootCertStore>,
}
impl RootCertStoreProvider for StandaloneRootCertStoreProvider {
fn get_or_try_init(&self) -> Result<&RootCertStore, AnyError> {
self.cell.get_or_try_init(|| {
get_root_cert_store(None, self.ca_stores.clone(), self.ca_data.clone())
.map_err(|err| err.into())
})
}
}
pub async fn run(
eszip: eszip::EszipV2,
metadata: Metadata,
) -> Result<(), AnyError> {
let main_module = &metadata.entrypoint;
let current_exe_path = std::env::current_exe().unwrap();
let current_exe_name =
current_exe_path.file_name().unwrap().to_string_lossy();
let dir = DenoDir::new(None)?;
let root_cert_store_provider = Arc::new(StandaloneRootCertStoreProvider {
ca_stores: metadata.ca_stores,
ca_data: metadata.ca_data.map(CaData::Bytes),
cell: Default::default(),
});
let progress_bar = ProgressBar::new(ProgressBarStyle::TextOnly);
let http_client = Arc::new(HttpClient::new(
Some(root_cert_store_provider.clone()),
metadata.unsafely_ignore_certificate_errors.clone(),
));
// use a dummy npm registry url
let npm_registry_url = ModuleSpecifier::parse("https://localhost/").unwrap();
let root_path = std::env::temp_dir()
.join(format!("deno-compile-{}", current_exe_name))
.join("node_modules");
let npm_cache = Arc::new(NpmCache::new(
root_path.clone(),
CacheSetting::Use,
http_client.clone(),
progress_bar.clone(),
));
let npm_api = Arc::new(CliNpmRegistryApi::new(
npm_registry_url.clone(),
npm_cache.clone(),
http_client.clone(),
progress_bar.clone(),
));
let (fs, node_modules_path, snapshot) = if let Some(snapshot) =
metadata.npm_snapshot
{
let vfs_root_dir_path = if metadata.node_modules_dir {
root_path
} else {
npm_cache.registry_folder(&npm_registry_url)
};
let vfs =
load_npm_vfs(vfs_root_dir_path).context("Failed to load npm vfs.")?;
let node_modules_path = if metadata.node_modules_dir {
Some(vfs.root().to_path_buf())
} else {
None
};
(
Arc::new(DenoCompileFileSystem::new(vfs)) as Arc<dyn deno_fs::FileSystem>,
node_modules_path,
Some(snapshot.into_valid()?),
)
} else {
(
Arc::new(deno_fs::RealFs) as Arc<dyn deno_fs::FileSystem>,
None,
None,
)
};
let npm_resolution = Arc::new(NpmResolution::from_serialized(
npm_api.clone(),
snapshot,
None,
));
let has_node_modules_dir = node_modules_path.is_some();
let npm_fs_resolver = create_npm_fs_resolver(
fs.clone(),
npm_cache,
&progress_bar,
npm_registry_url,
npm_resolution.clone(),
node_modules_path,
);
let npm_resolver = Arc::new(CliNpmResolver::new(
fs.clone(),
npm_resolution.clone(),
npm_fs_resolver,
None,
));
let node_resolver =
Arc::new(NodeResolver::new(fs.clone(), npm_resolver.clone()));
let cjs_resolutions = Arc::new(CjsResolutionStore::default());
let cache_db = Caches::new(dir.clone());
let node_analysis_cache = NodeAnalysisCache::new(cache_db.node_analysis_db());
let cjs_esm_code_analyzer = CliCjsEsmCodeAnalyzer::new(node_analysis_cache);
let node_code_translator = Arc::new(NodeCodeTranslator::new(
cjs_esm_code_analyzer,
fs.clone(),
node_resolver.clone(),
npm_resolver.clone(),
));
let package_json_deps_provider = Arc::new(PackageJsonDepsProvider::new(
metadata
.package_json_deps
.map(|serialized| serialized.into_deps()),
));
let maybe_import_map = metadata.maybe_import_map.map(|(base, source)| {
Arc::new(parse_from_json(&base, &source).unwrap().import_map)
});
let module_loader_factory = StandaloneModuleLoaderFactory {
shared: Arc::new(SharedModuleLoaderState {
eszip,
mapped_specifier_resolver: MappedSpecifierResolver::new(
maybe_import_map.clone(),
package_json_deps_provider.clone(),
),
npm_module_loader: Arc::new(NpmModuleLoader::new(
cjs_resolutions,
node_code_translator,
fs.clone(),
node_resolver.clone(),
)),
}),
};
let permissions = PermissionsContainer::new(Permissions::from_options(
&metadata.permissions,
)?);
let worker_factory = CliMainWorkerFactory::new(
StorageKeyResolver::empty(),
npm_resolver.clone(),
node_resolver,
Box::new(StandaloneHasNodeSpecifierChecker),
BlobStore::default(),
Box::new(module_loader_factory),
root_cert_store_provider,
fs,
None,
CliMainWorkerOptions {
argv: metadata.argv,
debug: false,
coverage_dir: None,
enable_testing_features: false,
has_node_modules_dir,
inspect_brk: false,
inspect_wait: false,
is_inspecting: false,
is_npm_main: main_module.scheme() == "npm",
location: metadata.location,
maybe_binary_npm_command_name: NpmPackageReqReference::from_specifier(
main_module,
)
.ok()
.map(|req_ref| npm_pkg_req_ref_to_binary_command(&req_ref)),
origin_data_folder_path: None,
seed: metadata.seed,
unsafely_ignore_certificate_errors: metadata
.unsafely_ignore_certificate_errors,
unstable: metadata.unstable,
},
);
v8_set_flags(construct_v8_flags(&metadata.v8_flags, vec![]));
let mut worker = worker_factory
.create_main_worker(main_module.clone(), permissions)
.await?;
let exit_code = worker.run().await?;
std::process::exit(exit_code)
}