attempt to add rising wave, krb5 missing perl

flake.nix

@@ -27,6 +27,10 @@
       inputs.nixpkgs.follows = "nixpkgs";
       inputs.flake-utils.follows = "flake-utils";
     };
+    crane.url = "github:ipetkov/crane";
+    crane.inputs.nixpkgs.follows = "nixpkgs";
+    risingwave.url = "github:risingwavelabs/risingwave";
+    risingwave.flake = false;
     dream2nix = {
       url = "github:nix-community/dream2nix";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -36,11 +40,12 @@
   outputs = inputs @ {
     self,
     flake-parts,
+    crane,
     ...
   }: let
     lib = inputs.nixpkgs.lib;
-    overlayAttrs = (import ./overlays.nix {inherit lib;}) // {rustc = inputs.rust-overlay.overlays.default;};
-    overlays = builtins.attrValues overlayAttrs;
+    overlayAttrs = import ./overlays.nix {inherit lib;};
+    overlays = (builtins.attrValues overlayAttrs) ++ [(import inputs.rust-overlay)];
     systems = ["x86_64-linux" "aarch64-linux" "x86_64-darwin"];
 
     flakeDefaults = {
@@ -66,7 +71,30 @@
         system,
         ...
       }: let
-        packages = builtins.mapAttrs (name: _: builtins.getAttr name pkgs) overlayAttrs;
+        # pin nightly for ahash https://users.rust-lang.org/t/error-e0635-unknown-feature-stdsimd/106445/2
+        rustWithWasiTarget = pkgs.rust-bin.nightly."2024-02-04".default.override {
+          targets = ["wasm32-wasi"];
+        };
+        craneLib = (crane.mkLib pkgs).overrideToolchain rustWithWasiTarget;
+        risingwave = craneLib.buildPackage {
+          pname = "risingwave";
+          version = "1.7.0";
+          src = craneLib.cleanCargoSource (craneLib.path inputs.risingwave.outPath);
+          strictDeps = true;
+          patches = [./patches/risingwave.patch];
+          nativeBuildInputs = with pkgs; [
+            openssl.dev
+            pkg-config
+          ];
+          PKG_CONFIG_PATH = "${pkgs.openssl.dev}/lib/pkgconfig";
+          OPENSSL_NO_VENDOR = 1;
+          buildInputs = with pkgs;
+            [krb5]
+            ++ pkgs.lib.optionals pkgs.stdenv.isDarwin [
+              pkgs.libiconv
+            ];
+        };
+        packages = (builtins.mapAttrs (name: _: builtins.getAttr name pkgs) overlayAttrs) // {inherit risingwave;};
       in {
         devShells.default = with pkgs;
           mkShell {

patches/risingwave.patch

@@ -0,0 +1,12 @@
+diff --git a/.cargo/config.toml b/.cargo/config.toml
+index fbe29b3e6b..c969802673 100644
+--- a/.cargo/config.toml
++++ b/.cargo/config.toml
+@@ -20,7 +20,6 @@ rustflags = [
+ [target.x86_64-apple-darwin]
+ rustflags = [
+     "-Ctarget-feature=+sse4.2",                             # use a generally available feature, since it's not for production
+-    "-Clink-arg=-fuse-ld=/usr/local/opt/llvm/bin/ld64.lld",
+ ]
+
+ [target.aarch64-apple-darwin]