116 lines
3.1 KiB
Nix
116 lines
3.1 KiB
Nix
{
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inputs = {
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nixpkgs.url = "github:NixOS/nixpkgs?ref=nixos-unstable";
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flake-utils.url = "github:numtide/flake-utils";
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nix-filter.url = "github:numtide/nix-filter";
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fenix = {
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url = "github:nix-community/fenix";
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inputs.nixpkgs.follows = "nixpkgs";
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};
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crane = {
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url = "github:ipetkov/crane";
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inputs.nixpkgs.follows = "nixpkgs";
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};
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attic.url = "github:zhaofengli/attic?ref=main";
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};
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outputs =
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{ self
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, nixpkgs
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, flake-utils
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, nix-filter
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, fenix
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, crane
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, ...
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}: flake-utils.lib.eachDefaultSystem (system:
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let
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pkgsHost = nixpkgs.legacyPackages.${system};
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# Nix-accessible `Cargo.toml`
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cargoToml = builtins.fromTOML (builtins.readFile ./Cargo.toml);
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# The Rust toolchain to use
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toolchain = fenix.packages.${system}.fromToolchainFile {
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file = ./rust-toolchain.toml;
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# See also `rust-toolchain.toml`
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sha256 = "sha256-gdYqng0y9iHYzYPAdkC/ka3DRny3La/S5G8ASj0Ayyc=";
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};
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builder = pkgs:
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((crane.mkLib pkgs).overrideToolchain toolchain).buildPackage;
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nativeBuildInputs = pkgs: [
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pkgs.rustPlatform.bindgenHook
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];
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env = pkgs: {
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ROCKSDB_INCLUDE_DIR = "${pkgs.rocksdb}/include";
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ROCKSDB_LIB_DIR = "${pkgs.rocksdb}/lib";
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};
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in
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{
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packages.default = builder pkgsHost {
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src = nix-filter {
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root = ./.;
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include = [
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"src"
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"Cargo.toml"
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"Cargo.lock"
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];
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};
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# This is redundant with CI
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doCheck = false;
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env = env pkgsHost;
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nativeBuildInputs = nativeBuildInputs pkgsHost;
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meta.mainProgram = cargoToml.package.name;
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};
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packages.oci-image =
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let
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package = self.packages.${system}.default;
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in
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pkgsHost.dockerTools.buildImage {
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name = package.pname;
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tag = "latest";
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config = {
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# Use the `tini` init system so that signals (e.g. ctrl+c/SIGINT) are
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# handled as expected
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Entrypoint = [
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"${pkgsHost.lib.getExe' pkgsHost.tini "tini"}"
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"--"
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];
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Cmd = [
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"${pkgsHost.lib.getExe package}"
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];
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};
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};
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devShells.default = pkgsHost.mkShell {
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env = env pkgsHost // {
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# Rust Analyzer needs to be able to find the path to default crate
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# sources, and it can read this environment variable to do so. The
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# `rust-src` component is required in order for this to work.
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RUST_SRC_PATH = "${toolchain}/lib/rustlib/src/rust/library";
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};
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# Development tools
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nativeBuildInputs = nativeBuildInputs pkgsHost ++ [
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# Always use nightly rustfmt because most of its options are unstable
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#
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# This needs to come before `toolchain` in this list, otherwise
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# `$PATH` will have stable rustfmt instead.
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fenix.packages.${system}.latest.rustfmt
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toolchain
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] ++ (with pkgsHost; [
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engage
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]);
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};
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});
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}
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