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authorMarijan Petričević <marijan.petricevic94@gmail.com>2024-10-10T14·11-0500
committerMarijan Petričević <marijan.petricevic94@gmail.com>2024-10-11T17·18+0000
commite8040ec61f2119ece2d396704576973f704607f3 (patch)
tree94caa469edb4b6c5534eb19a9683d786f9b7e5bf /tvix/docs
parentb4ccaac7ad135249eb0b1866acf4c8e68fd5bdb9 (diff)
refactor(tvix/store): use strictly typed PathInfo struct r/8787
This switches the PathInfoService trait from using the proto-derived
PathInfo struct to a more restrictive struct, and updates all
implementations to use it.

It removes a lot of the previous conversion and checks, as invalid
states became nonrepresentable, and validations are expressed on the
type level.

PathInfoService implementations consuming protobuf need to convert and
do the verification internally, and can only return the strongly typed
variant.

The nix_compat::narinfo::NarInfo conversions for the proto PathInfo
are removed, we only keep a version showing a NarInfo representation for
the strong struct.

Converting back to a PathInfo requires the root node now, but is
otherwise trivial, so left to the users.

Co-Authored-By: Florian Klink <flokli@flokli.de>
Change-Id: I6fdfdb44063efebb44a8f0097b6b81a828717e03
Reviewed-on: https://cl.tvl.fyi/c/depot/+/12588
Reviewed-by: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Diffstat (limited to 'tvix/docs')
-rw-r--r--tvix/docs/src/TODO.md16
1 files changed, 0 insertions, 16 deletions
diff --git a/tvix/docs/src/TODO.md b/tvix/docs/src/TODO.md
index 7ed20758122a..e3f867e11ac2 100644
--- a/tvix/docs/src/TODO.md
+++ b/tvix/docs/src/TODO.md
@@ -136,22 +136,6 @@ Similarly, we also don't properly populate the build environment for
 `fetchClosure` yet. (Note there already is `ExportedPathInfo`, so once
 `structuredAttrs` is there this should be easy.
 
-### PathInfo Data types
-Similar to the refactors done in tvix-castore, we want a stricter type for
-PathInfo, and use the `tvix_castore::nodes::Node` type we now have as the root
-node.
-
-This allows removing some checks, conversions and handling for invalid data in
-many different places in different store implementations.
-
-Steps:
-
- - Define the stricter `PathInfo` type
- - Update the `PathInfoService` trait to use the stricter types
- - Update the grpc client impl to convert from the proto types to the
-   stricter types (and reject invalid ones)
- - Update the grpc server wrapper to convert to the proto types
-
 ### PathInfo: include references by content
 In the PathInfo struct, we currently only store references by their names and
 store path hash. Getting the castore node for the content at that store path