weaver: 0.20.0 -> 0.21.2 (#487152)

pkgs/by-name/we/weaver/package.nix

@@ -3,30 +3,68 @@
   stdenv,
   rustPlatform,
   fetchFromGitHub,
+  fetchNpmDeps,
   testers,
   installShellFiles,
+  pkg-config,
+  openssl,
+  nodejs,
+  npmHooks,
+  python3,
 }:
 
 rustPlatform.buildRustPackage (finalAttrs: {
   pname = "weaver";
-  version = "0.20.0";
+  version = "0.21.2";
 
   src = fetchFromGitHub {
     owner = "open-telemetry";
     repo = "weaver";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-cZWxXcU5yn1ShLWVMZznVNBmhx5npUGc3lJuuchb/FA=";
+    hash = "sha256-LMDJg3IKrKRPDkprwlWmBVeaZeI2dZht0eHv7eVGqjo=";
   };
 
-  cargoHash = "sha256-4ezcHKXmEmnkRG6/Pt0ENUlkga7SesMfI52txEH9ph0=";
+  cargoHash = "sha256-EzY7OtgPDxT3g2ISV0VZTKa9kLqtKJZH4zT9v2xN/s8=";
+
+  postPatch = ''
+    # Remove build.rs to build UI separately.
+    rm build.rs
+  '';
+
+  npmDeps = fetchNpmDeps {
+    name = "${finalAttrs.pname}-${finalAttrs.version}-npm-deps";
+    inherit (finalAttrs) src;
+    sourceRoot = "${finalAttrs.src.name}/ui";
+    hash = "sha256-VOL2BLTfJ1nM2L3IZpixOuAaBUHVJX032MGb3+eousY=";
+  };
+  npmRoot = "ui";
+
+  buildInputs = [ openssl ];
+
+  nativeBuildInputs = [
+    installShellFiles
+    pkg-config
+    nodejs
+    npmHooks.npmConfigHook
+    python3
+  ];
+
+  env = {
+    CXXFLAGS = "-std=c++20";
+    OPENSSL_NO_VENDOR = true;
+  };
+
+  preBuild = ''
+    pushd ui
+    npm run build
+    popd
+  '';
 
   checkFlags = [
     # Skip tests requiring network
     "--skip=test_cli_interface"
   ];
 
-  nativeBuildInputs = [ installShellFiles ];
-
   postInstall = lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''
     installShellCompletion --cmd ${finalAttrs.meta.mainProgram} \
       --bash <($out/bin/${finalAttrs.meta.mainProgram} completion bash) \