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|
{
/* build inputs */
nixpkgs,
crane,
rust-overlay,
/* parameters */
system,
git_version ? null,
target ? null,
release ? false,
features ? null,
extraTestEnv ? {}
}:
let
log = v: builtins.trace v v;
# NixOS and Rust/Cargo triples do not match for ARM, fix it here.
rustTarget = if target == "armv6l-unknown-linux-musleabihf" then
"arm-unknown-linux-musleabihf"
else
target;
rustTargetEnvMap = {
"x86_64-unknown-linux-musl" = "X86_64_UNKNOWN_LINUX_MUSL";
"aarch64-unknown-linux-musl" = "AARCH64_UNKNOWN_LINUX_MUSL";
"i686-unknown-linux-musl" = "I686_UNKNOWN_LINUX_MUSL";
"arm-unknown-linux-musleabihf" = "ARM_UNKNOWN_LINUX_MUSLEABIHF";
};
pkgsNative = import nixpkgs {
inherit system;
overlays = [ (import rust-overlay) ];
};
pkgs = if target != null then
import nixpkgs {
inherit system;
crossSystem = {
config = target;
isStatic = true;
};
overlays = [ (import rust-overlay) ];
}
else
pkgsNative;
inherit (pkgs) lib stdenv;
toolchainFn = (p: p.rust-bin.stable."1.82.0".default.override {
targets = lib.optionals (target != null) [ rustTarget ];
extensions = [
"rust-src"
"rustfmt"
];
});
craneLib = (crane.mkLib pkgs).overrideToolchain toolchainFn;
src = craneLib.cleanCargoSource ../.;
/* We ship some parts of the code disabled by default by putting them behind a flag.
It speeds up the compilation (when the feature is not required) and released crates have less dependency by default (less attack surface, disk space, etc.).
But we want to ship these additional features when we release Garage.
In the end, we chose to exclude all features from debug builds while putting (all of) them in the release builds.
*/
rootFeatures = if features != null then
features
else
([ "bundled-libs" "lmdb" "sqlite" "k2v" ] ++ (lib.optionals release [
"consul-discovery"
"kubernetes-discovery"
"metrics"
"telemetry-otlp"
"syslog"
]));
featuresStr = lib.concatStringsSep "," rootFeatures;
/* We compile fully static binaries with musl to simplify deployment on most systems.
When possible, we reactivate PIE hardening (see above).
Also, if you set the RUSTFLAGS environment variable, the following parameters will
be ignored.
For more information on static builds, please refer to Rust's RFC 1721.
https://rust-lang.github.io/rfcs/1721-crt-static.html#specifying-dynamicstatic-c-runtime-linkage
*/
codegenOptsMap = {
"x86_64-unknown-linux-musl" =
[ "target-feature=+crt-static" "link-arg=-static-pie" ];
"aarch64-unknown-linux-musl" = [
"target-feature=+crt-static"
"link-arg=-static"
]; # segfault with static-pie
"i686-unknown-linux-musl" = [
"target-feature=+crt-static"
"link-arg=-static"
]; # segfault with static-pie
"armv6l-unknown-linux-musleabihf" = [
"target-feature=+crt-static"
"link-arg=-static"
]; # compile as dynamic with static-pie
};
codegenOpts = if target != null then codegenOptsMap.${target} else [
"link-arg=-fuse-ld=mold"
];
commonArgs =
{
inherit src;
pname = "garage";
version = "dev";
strictDeps = true;
cargoExtraArgs = "--locked --features ${featuresStr}";
cargoTestExtraArgs = "--workspace";
nativeBuildInputs = [
pkgsNative.protobuf
pkgs.stdenv.cc
] ++ lib.optionals (target == null) [
pkgs.clang
pkgs.mold
];
CARGO_PROFILE = if release then "release" else "dev";
CARGO_BUILD_RUSTFLAGS =
lib.concatStringsSep
" "
(builtins.map (flag: "-C ${flag}") codegenOpts);
}
//
(if rustTarget != null then {
CARGO_BUILD_TARGET = rustTarget;
"CARGO_TARGET_${rustTargetEnvMap.${rustTarget}}_LINKER" = "${stdenv.cc.targetPrefix}cc";
HOST_CC = "${stdenv.cc.nativePrefix}cc";
TARGET_CC = "${stdenv.cc.targetPrefix}cc";
} else {
CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_LINKER = "clang";
});
in rec {
toolchain = toolchainFn pkgs;
devShell = pkgs.mkShell {
buildInputs = [
toolchain
] ++ (with pkgs; [
protobuf
clang
mold
]);
};
# ---- building garage ----
garage-deps = craneLib.buildDepsOnly commonArgs;
garage = craneLib.buildPackage (commonArgs // {
cargoArtifacts = garage-deps;
doCheck = false;
} //
(if git_version != null then {
version = git_version;
GIT_VERSION = git_version;
} else {}));
# ---- testing garage ----
garage-test-bin = craneLib.cargoBuild (commonArgs // {
cargoArtifacts = garage-deps;
pname = "garage-tests";
CARGO_PROFILE = "test";
cargoExtraArgs = "${commonArgs.cargoExtraArgs} --tests --workspace";
doCheck = false;
});
garage-test = craneLib.cargoTest (commonArgs // {
cargoArtifacts = garage-test-bin;
nativeBuildInputs = commonArgs.nativeBuildInputs ++ [
pkgs.cacert
];
} // extraTestEnv);
}
|
