{
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
flake-utils.url = "github:numtide/flake-utils";
rust-overlay = {
url = "github:oxalica/rust-overlay";
inputs = {
nixpkgs.follows = "nixpkgs";
};
};
};
outputs = { self, nixpkgs, flake-utils, rust-overlay }:
flake-utils.lib.eachDefaultSystem
(system:
let
overlays = [
(import rust-overlay)
];
pkgs = import nixpkgs {
inherit system overlays;
};
inherit (pkgs) lib;
# Read rust version from rust-version file
rustVersion = lib.strings.removeSuffix "\n" (builtins.readFile ./rust-version);
rustToolchain = pkgs.rust-bin.stable.${rustVersion}.default.override {
extensions = [ "rust-src" "clippy" ];
};
nativeBuildInputs = with pkgs; [ rustToolchain pkg-config clang ];
buildInputs = with pkgs; [ openssl openssl.dev ];
in
{
devShells.default = pkgs.mkShell {
inherit buildInputs nativeBuildInputs;
RUST_VERSION = rustVersion;
PKG_CONFIG_PATH = "${pkgs.openssl.dev}/lib/pkgconfig:${pkgs.pkg-config}/lib/pkgconfig";
OPENSSL_DIR = "${pkgs.openssl.dev}";
OPENSSL_LIB_DIR = "${pkgs.openssl.out}/lib";
OPENSSL_INCLUDE_DIR = "${pkgs.openssl.dev}/include";
# Environment variables for integration tests
BITCOIND_EXEC = "${pkgs.bitcoind}/bin/bitcoind";
ELEMENTSD_EXEC = "${pkgs.elementsd}/bin/elementsd";
};
}
);
}