feat: add --allow-import flag (#25469)

This replaces `--allow-net` for import permissions and makes the
security sandbox stricter by also checking permissions for statically
analyzable imports.

By default, this has a value of
`--allow-import=deno.land:443,jsr.io:443,esm.sh:443,raw.githubusercontent.com:443,gist.githubusercontent.com:443`,
but that can be overridden by providing a different set of hosts.

Additionally, when no value is provided, import permissions are inferred
from the CLI arguments so the following works because
`fresh.deno.dev:443` will be added to the list of allowed imports:

```ts
deno run -A -r https://fresh.deno.dev
```

---------

Co-authored-by: David Sherret <dsherret@gmail.com>
This commit is contained in:
Bartek Iwańczuk 2024-09-26 02:50:54 +01:00 committed by GitHub
parent 05415bb9de
commit 5504acea67
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
507 changed files with 1116 additions and 483 deletions

View file

@ -104,7 +104,7 @@ impl ModuleLoadPreparer {
roots: &[ModuleSpecifier],
is_dynamic: bool,
lib: TsTypeLib,
permissions: crate::file_fetcher::FetchPermissionsOption,
permissions: PermissionsContainer,
ext_overwrite: Option<&String>,
) -> Result<(), AnyError> {
log::debug!("Preparing module load.");
@ -252,13 +252,15 @@ impl CliModuleLoaderFactory {
&self,
graph_container: TGraphContainer,
lib: TsTypeLib,
root_permissions: PermissionsContainer,
dynamic_permissions: PermissionsContainer,
is_worker: bool,
parent_permissions: PermissionsContainer,
permissions: PermissionsContainer,
) -> ModuleLoaderAndSourceMapGetter {
let loader = Rc::new(CliModuleLoader(Rc::new(CliModuleLoaderInner {
lib,
root_permissions,
dynamic_permissions,
is_worker,
parent_permissions,
permissions,
graph_container,
emitter: self.shared.emitter.clone(),
parsed_source_cache: self.shared.parsed_source_cache.clone(),
@ -274,20 +276,20 @@ impl ModuleLoaderFactory for CliModuleLoaderFactory {
fn create_for_main(
&self,
root_permissions: PermissionsContainer,
dynamic_permissions: PermissionsContainer,
) -> ModuleLoaderAndSourceMapGetter {
self.create_with_lib(
(*self.shared.main_module_graph_container).clone(),
self.shared.lib_window,
/* is worker */ false,
root_permissions.clone(),
root_permissions,
dynamic_permissions,
)
}
fn create_for_worker(
&self,
root_permissions: PermissionsContainer,
dynamic_permissions: PermissionsContainer,
parent_permissions: PermissionsContainer,
permissions: PermissionsContainer,
) -> ModuleLoaderAndSourceMapGetter {
self.create_with_lib(
// create a fresh module graph for the worker
@ -295,21 +297,21 @@ impl ModuleLoaderFactory for CliModuleLoaderFactory {
self.shared.graph_kind,
))),
self.shared.lib_worker,
root_permissions,
dynamic_permissions,
/* is worker */ true,
parent_permissions,
permissions,
)
}
}
struct CliModuleLoaderInner<TGraphContainer: ModuleGraphContainer> {
lib: TsTypeLib,
is_worker: bool,
/// The initial set of permissions used to resolve the static imports in the
/// worker. These are "allow all" for main worker, and parent thread
/// permissions for Web Worker.
root_permissions: PermissionsContainer,
/// Permissions used to resolve dynamic imports, these get passed as
/// "root permissions" for Web Worker.
dynamic_permissions: PermissionsContainer,
parent_permissions: PermissionsContainer,
permissions: PermissionsContainer,
shared: Arc<SharedCliModuleLoaderState>,
emitter: Arc<Emitter>,
parsed_source_cache: Arc<ParsedSourceCache>,
@ -769,11 +771,12 @@ impl<TGraphContainer: ModuleGraphContainer> ModuleLoader
}
}
let root_permissions = if is_dynamic {
inner.dynamic_permissions.clone()
let permissions = if is_dynamic {
inner.permissions.clone()
} else {
inner.root_permissions.clone()
inner.parent_permissions.clone()
};
let is_dynamic = is_dynamic || inner.is_worker; // consider workers as dynamic for permissions
let lib = inner.lib;
let mut update_permit = graph_container.acquire_update_permit().await;
let graph = update_permit.graph_mut();
@ -783,7 +786,7 @@ impl<TGraphContainer: ModuleGraphContainer> ModuleLoader
&[specifier],
is_dynamic,
lib,
root_permissions.into(),
permissions,
None,
)
.await?;