feat(tvix/store): add LruPathInfoService r/8106

This provides an implementation of PathInfoService storing PathInfo in
memory up to a certain capacity, then evicting these that have been used
the least recently.

Change-Id: I9d738687caf4f181a957f72245f26b92832313cd
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11622
Tested-by: BuildkiteCI
Reviewed-by: Connor Brewster <cbrewster@hey.com>
Autosubmit: flokli <flokli@flokli.de>

1 files changed, 161 insertions, 1 deletions

diff --git a/tvix/Cargo.nix b/tvix/Cargo.nix
index 0efb86c66d..a88e7cddad 100644
--- a/tvix/Cargo.nix
+++ b/tvix/Cargo.nix
@@ -193,6 +193,49 @@ rec {
           "rustc-dep-of-std" = [ "core" "compiler_builtins" ];
         };
       };
+      "ahash" = rec {
+        crateName = "ahash";
+        version = "0.8.11";
+        edition = "2018";
+        sha256 = "04chdfkls5xmhp1d48gnjsmglbqibizs3bpbj6rsj604m10si7g8";
+        authors = [
+          "Tom Kaitchuck <Tom.Kaitchuck@gmail.com>"
+        ];
+        dependencies = [
+          {
+            name = "cfg-if";
+            packageId = "cfg-if";
+          }
+          {
+            name = "once_cell";
+            packageId = "once_cell";
+            usesDefaultFeatures = false;
+            target = { target, features }: (!(("arm" == target."arch" or null) && ("none" == target."os" or null)));
+            features = [ "alloc" ];
+          }
+          {
+            name = "zerocopy";
+            packageId = "zerocopy";
+            usesDefaultFeatures = false;
+            features = [ "simd" ];
+          }
+        ];
+        buildDependencies = [
+          {
+            name = "version_check";
+            packageId = "version_check";
+          }
+        ];
+        features = {
+          "atomic-polyfill" = [ "dep:atomic-polyfill" "once_cell/atomic-polyfill" ];
+          "compile-time-rng" = [ "const-random" ];
+          "const-random" = [ "dep:const-random" ];
+          "default" = [ "std" "runtime-rng" ];
+          "getrandom" = [ "dep:getrandom" ];
+          "runtime-rng" = [ "getrandom" ];
+          "serde" = [ "dep:serde" ];
+        };
+      };
       "aho-corasick" = rec {
         crateName = "aho-corasick";
         version = "1.1.2";
@@ -218,6 +261,21 @@ rec {
         };
         resolvedDefaultFeatures = [ "default" "perf-literal" "std" ];
       };
+      "allocator-api2" = rec {
+        crateName = "allocator-api2";
+        version = "0.2.18";
+        edition = "2018";
+        sha256 = "0kr6lfnxvnj164j1x38g97qjlhb7akppqzvgfs0697140ixbav2w";
+        authors = [
+          "Zakarum <zaq.dev@icloud.com>"
+        ];
+        features = {
+          "default" = [ "std" ];
+          "serde" = [ "dep:serde" ];
+          "std" = [ "alloc" ];
+        };
+        resolvedDefaultFeatures = [ "alloc" ];
+      };
       "android-tzdata" = rec {
         crateName = "android-tzdata";
         version = "0.1.1";
@@ -4660,6 +4718,21 @@ rec {
         authors = [
           "Amanieu d'Antras <amanieu@gmail.com>"
         ];
+        dependencies = [
+          {
+            name = "ahash";
+            packageId = "ahash";
+            optional = true;
+            usesDefaultFeatures = false;
+          }
+          {
+            name = "allocator-api2";
+            packageId = "allocator-api2";
+            optional = true;
+            usesDefaultFeatures = false;
+            features = [ "alloc" ];
+          }
+        ];
         features = {
           "ahash" = [ "dep:ahash" ];
           "alloc" = [ "dep:alloc" ];
@@ -4674,7 +4747,7 @@ rec {
           "rustc-dep-of-std" = [ "nightly" "core" "compiler_builtins" "alloc" "rustc-internal-api" ];
           "serde" = [ "dep:serde" ];
         };
-        resolvedDefaultFeatures = [ "inline-more" "raw" ];
+        resolvedDefaultFeatures = [ "ahash" "allocator-api2" "default" "inline-more" "raw" ];
       };
       "heck" = rec {
         crateName = "heck";
@@ -6147,6 +6220,28 @@ rec {
         };
         resolvedDefaultFeatures = [ "std" ];
       };
+      "lru" = rec {
+        crateName = "lru";
+        version = "0.12.3";
+        edition = "2015";
+        sha256 = "1p5hryc967wdh56q9wzb2x9gdqy3yd0sqmnb2fcf7z28wrsjw9nk";
+        authors = [
+          "Jerome Froelich <jeromefroelic@hotmail.com>"
+        ];
+        dependencies = [
+          {
+            name = "hashbrown";
+            packageId = "hashbrown 0.14.3";
+            optional = true;
+          }
+        ];
+        features = {
+          "default" = [ "hashbrown" ];
+          "hashbrown" = [ "dep:hashbrown" ];
+          "nightly" = [ "hashbrown" "hashbrown/nightly" ];
+        };
+        resolvedDefaultFeatures = [ "default" "hashbrown" ];
+      };
       "lzma-sys" = rec {
         crateName = "lzma-sys";
         version = "0.1.20";
@@ -14311,6 +14406,10 @@ rec {
             packageId = "lazy_static";
           }
           {
+            name = "lru";
+            packageId = "lru";
+          }
+          {
             name = "nix-compat";
             packageId = "nix-compat";
             features = [ "async" ];
@@ -16833,6 +16932,67 @@ rec {
         ];
 
       };
+      "zerocopy" = rec {
+        crateName = "zerocopy";
+        version = "0.7.34";
+        edition = "2018";
+        sha256 = "11xhrwixm78m6ca1jdxf584wdwvpgg7q00vg21fhwl0psvyf71xf";
+        authors = [
+          "Joshua Liebow-Feeser <joshlf@google.com>"
+        ];
+        dependencies = [
+          {
+            name = "zerocopy-derive";
+            packageId = "zerocopy-derive";
+            optional = true;
+          }
+          {
+            name = "zerocopy-derive";
+            packageId = "zerocopy-derive";
+            target = { target, features }: false;
+          }
+        ];
+        devDependencies = [
+          {
+            name = "zerocopy-derive";
+            packageId = "zerocopy-derive";
+          }
+        ];
+        features = {
+          "__internal_use_only_features_that_work_on_stable" = [ "alloc" "derive" "simd" ];
+          "byteorder" = [ "dep:byteorder" ];
+          "default" = [ "byteorder" ];
+          "derive" = [ "zerocopy-derive" ];
+          "simd-nightly" = [ "simd" ];
+          "zerocopy-derive" = [ "dep:zerocopy-derive" ];
+        };
+        resolvedDefaultFeatures = [ "simd" ];
+      };
+      "zerocopy-derive" = rec {
+        crateName = "zerocopy-derive";
+        version = "0.7.34";
+        edition = "2018";
+        sha256 = "0fqvglw01w3hp7xj9gdk1800x9j7v58s9w8ijiyiz2a7krb39s8m";
+        procMacro = true;
+        authors = [
+          "Joshua Liebow-Feeser <joshlf@google.com>"
+        ];
+        dependencies = [
+          {
+            name = "proc-macro2";
+            packageId = "proc-macro2";
+          }
+          {
+            name = "quote";
+            packageId = "quote";
+          }
+          {
+            name = "syn";
+            packageId = "syn 2.0.48";
+          }
+        ];
+
+      };
       "zeroize" = rec {
         crateName = "zeroize";
         version = "1.7.0";