refactor(tvix/store/pathinfosvc): drop ByWhat, use digest directly r/6146

We currently only support querying by the output hash digest.
This makes the interface a bit simpler.

Change-Id: I80b285373f1923e85cb0e404c4b15d51a7f259ef
Reviewed-on: https://cl.tvl.fyi/c/depot/+/8570
Autosubmit: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>

1 files changed, 2 insertions, 5 deletions

diff --git a/tvix/store/src/pathinfoservice/mod.rs b/tvix/store/src/pathinfoservice/mod.rs
index 410bd205be1d..6a34e09af478 100644
--- a/tvix/store/src/pathinfoservice/mod.rs
+++ b/tvix/store/src/pathinfoservice/mod.rs
@@ -11,11 +11,8 @@ pub use self::sled::SledPathInfoService;
 /// The base trait all PathInfo services need to implement.
 /// This is a simple get and put of [proto::Directory], returning their digest.
 pub trait PathInfoService {
-    /// Retrieve a PathInfo message.
-    fn get(
-        &self,
-        by_what: proto::get_path_info_request::ByWhat,
-    ) -> Result<Option<proto::PathInfo>, Error>;
+    /// Retrieve a PathInfo message by the output digest.
+    fn get(&self, digest: [u8; 20]) -> Result<Option<proto::PathInfo>, Error>;
 
     /// Store a PathInfo message. Implementations MUST call validate and reject
     /// invalid messages.