{ description = "Blutgang - The WD40 of Ethereum load balancers"; inputs = { nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable"; flake-utils.url = "github:numtide/flake-utils"; rust-overlay.url = "github:oxalica/rust-overlay"; }; outputs = { self, nixpkgs, flake-utils, rust-overlay }: flake-utils.lib.eachSystem [ "aarch64-linux" "x86_64-linux" ] (system: let overlays = [ rust-overlay.overlays.default ]; pkgs = import nixpkgs { inherit system overlays; }; cargoMeta = builtins.fromTOML (builtins.readFile ./Cargo.toml); in { packages.default = pkgs.rustPlatform.buildRustPackage { pname = cargoMeta.package.name; version = cargoMeta.package.version; src = ./.; cargoLock = { lockFile = ./Cargo.lock; }; buildInputs = with pkgs; [ gcc pkg-config openssl systemd ]; nativeBuildInputs = with pkgs; [ gcc pkg-config openssl systemd (rust-bin.stable.latest.default.override { extensions = [ "rust-src" "rustfmt-preview" "rust-analyzer" ]; }) ]; # This is the only way im aware of to have # different build profiles with `buildRustPackage` (: preBuild = '' # Backup the original Cargo.toml cp Cargo.toml Cargo.toml.backup # Add the desired profile settings to Cargo.toml echo '[profile.release]' >> Cargo.toml echo 'lto = "fat"' >> Cargo.toml echo 'codegen-units = 1' >> Cargo.toml echo 'incremental = false' >> Cargo.toml ''; postBuild = '' # Restore the original Cargo.toml mv Cargo.toml.backup Cargo.toml ''; cargoBuildFlags = [ "" ]; }; devShells.default = pkgs.mkShell { buildInputs = with pkgs; [ gcc pkg-config openssl systemd clang gdb valgrind python311Packages.requests python311Packages.websocket-client (rust-bin.nightly.latest.default.override { extensions = [ "rust-src" "rustfmt-preview" "rust-analyzer" ]; }) ]; shellHook = '' export CARGO_BUILD_RUSTC_WRAPPER=$(which sccache) export RUSTC_WRAPPER=$(which sccache) export OLD_PS1="$PS1" # Preserve the original PS1 export PS1="nix-shell:blutgang $PS1" # Customize this line as needed # Set NIX_LD and NIX_LD_LIBRARY_PATH for rust-analyzer # export NIX_LD_LIBRARY_PATH="${pkgs.lib.makeLibraryPath [ pkgs.glibc pkgs.gcc-unwrapped.lib ]}" # export NIX_LD="${pkgs.stdenv.cc}/nix-support/dynamic-linker" ''; # reset ps1 shellExitHook = '' export PS1="$OLD_PS1" ''; }; } ); }