feat(tvix/store): add redb PathInfoService r/8405

This provides a PathInfoService implementation using redb
(https://github.com/cberner/redb) as the underlying storage engine.

Both an in-memory variant, as well as a filesystem one is provided,
similar how it's done with the sled implementation.

Supersedes: https://cl.tvl.fyi/c/depot/+/11692
Change-Id: I744619c51bf2efd0fb63659b12a27cbe0b2fd6fc
Signed-off-by: Ilan Joselevich <personal@ilanjoselevich.com>
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11995
Reviewed-by: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI

1 files changed, 10 insertions, 0 deletions

diff --git a/tvix/store/src/pathinfoservice/from_addr.rs b/tvix/store/src/pathinfoservice/from_addr.rs
index 5635c226c2de..262e66c1bd7f 100644
--- a/tvix/store/src/pathinfoservice/from_addr.rs
+++ b/tvix/store/src/pathinfoservice/from_addr.rs
@@ -63,6 +63,8 @@ mod tests {
     lazy_static! {
         static ref TMPDIR_SLED_1: TempDir = TempDir::new().unwrap();
         static ref TMPDIR_SLED_2: TempDir = TempDir::new().unwrap();
+        static ref TMPDIR_REDB_1: TempDir = TempDir::new().unwrap();
+        static ref TMPDIR_REDB_2: TempDir = TempDir::new().unwrap();
     }
 
     // the gRPC tests below don't fail, because we connect lazily.
@@ -88,6 +90,14 @@ mod tests {
     #[case::memory_invalid_root_path("memory:///", false)]
     /// This sets a memory url path to "/foo", which is invalid.
     #[case::memory_invalid_root_path_foo("memory:///foo", false)]
+    /// redb with a host, and a valid path path, which should fail.
+    #[case::redb_invalid_host_with_valid_path(&format!("redb://foo.example{}", &TMPDIR_REDB_1.path().to_str().unwrap()), false)]
+    /// redb with / as path, which should fail.
+    #[case::redb_invalid_root("redb:///", false)]
+    /// redb with / as path, which should succeed.
+    #[case::redb_valid_path(&format!("redb://{}", &TMPDIR_REDB_2.path().join("foo").to_str().unwrap()), true)]
+    /// redb using the in-memory backend, which should succeed.
+    #[case::redb_valid_in_memory("redb://", true)]
     /// Correct Scheme for the cache.nixos.org binary cache.
     #[case::correct_nix_https("nix+https://cache.nixos.org", true)]
     /// Correct Scheme for the cache.nixos.org binary cache (HTTP URL).