all nix build

.github/workflows/nix.yaml

@@ -0,0 +1,32 @@
+name: "Build"
+on:
+  pull_request:
+  push:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+          - x86_64-unknown-linux-gnu
+          - x86_64-pc-windows-gnu
+          - x86_64-unknown-linux-musl
+          - i686-unknown-linux-musl
+          - armv7-unknown-linux-musleabihf
+          - aarch64-unknown-linux-musl
+    steps:
+      - uses: actions/checkout@v3
+      - uses: cachix/install-nix-action@v20
+        with:
+          nix_path: nixpkgs=channel:nixos-unstable
+      - uses: cachix/cachix-action@v12
+        with:
+          name: palantir
+          authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
+      - run: nix build .#${{ matrix.target }}
+      - uses: actions/upload-artifact@v3
+        with:
+          name: palantir-${{ matrix.target }}
+          path: result/bin/*

.github/workflows/release.yml

@@ -6,36 +6,30 @@ on:
 
 
 jobs:
-  release-binaries:
-    name: Build release binaries
-    runs-on: ubuntu-20.04
+  build:
+    runs-on: ubuntu-latest
     strategy:
       matrix:
         target:
+          - x86_64-pc-windows-gnu
           - x86_64-unknown-linux-musl
           - i686-unknown-linux-musl
           - armv7-unknown-linux-musleabihf
           - aarch64-unknown-linux-musl
-
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v3
+      - uses: cachix/install-nix-action@v20
         with:
-          profile: minimal
-          toolchain: stable
-          override: true
-          target: ${{ matrix.target }}
-      - uses: Swatinem/rust-cache@v1
-      - name: Build release binary
-        uses: actions-rs/cargo@v1
+          nix_path: nixpkgs=channel:nixos-unstable
+      - uses: cachix/cachix-action@v12
         with:
-          use-cross: true
-          command: build
-          args: --release --target ${{ matrix.target }}
-      - name: Upload amd64 binary to release
+          name: palantir
+          authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
+      - run: nix build .#${{ matrix.target }}
+      - name: Upload binary to release
         uses: svenstaro/upload-release-action@v2
         with:
           repo_token: ${{ secrets.GITHUB_TOKEN }}
-          file: target/${{ matrix.target }}/release/palantir
+          file: release/bin/*
           asset_name: palantir-${{ matrix.target }}
           tag: ${{ github.ref }}

.github/workflows/rust.yml

@@ -1,49 +0,0 @@
-on: [push, pull_request]
-
-name: CI
-
-jobs:
-  check:
-    name: Check
-    runs-on: ubuntu-20.04
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-      - uses: Swatinem/rust-cache@v1
-      - uses: actions-rs/cargo@v1
-        with:
-          command: check
-
-  build:
-    name: Build
-    runs-on: ubuntu-20.04
-    strategy:
-      matrix:
-        target:
-          - x86_64-unknown-linux-musl
-          - i686-unknown-linux-musl
-          - armv7-unknown-linux-musleabihf
-          - aarch64-unknown-linux-musl
-
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-          target: ${{ matrix.target }}
-      - uses: Swatinem/rust-cache@v1
-      - uses: actions-rs/cargo@v1
-        with:
-          use-cross: true
-          command: build
-          args: --release --target ${{ matrix.target }}
-      - uses: actions/upload-artifact@v2
-        with:
-          name: palantir-${{ matrix.target }}
-          path: target/${{ matrix.target }}/release/palantir

flake.nix

@@ -27,9 +27,34 @@
         inherit system overlays;
       };
 
-      toolchain = (pkgs.rust-bin.stable.latest.default.override {
-        targets = [ "x86_64-pc-windows-gnu" ];
-      });
+      targets = [
+        "x86_64-unknown-linux-gnu"
+        "x86_64-pc-windows-gnu"
+        "x86_64-unknown-linux-musl"
+        "i686-unknown-linux-musl"
+        "armv7-unknown-linux-musleabihf"
+        "aarch64-unknown-linux-musl"
+       ];
+
+      toolchain = (pkgs.rust-bin.stable.latest.default.override { inherit targets; });
+
+      crossArgs = {
+        "armv7-unknown-linux-musleabihf" = {
+          nativeBuildInputs = [ pkgs.pkgsCross.armv7l-hf-multiplatform.stdenv.cc ];
+          CARGO_TARGET_ARMV7_UNKNOWN_LINUX_MUSLEABIHF_RUSTFLAGS = "-C target-feature=+crt-static";
+          CARGO_TARGET_ARMV7_UNKNOWN_LINUX_MUSLEABIHF_LINKER = "${pkgs.pkgsCross.armv7l-hf-multiplatform.stdenv.cc.targetPrefix}cc";
+        };
+        "aarch64-unknown-linux-musl" = {
+          nativeBuildInputs = [ pkgs.pkgsCross.aarch64-multiplatform-musl.stdenv.cc ];
+          CARGO_TARGET_AARCH64_UNKNOWN_LINUX_MUSL_RUSTFLAGS = "-C target-feature=+crt-static";
+          CARGO_TARGET_AARCH64_UNKNOWN_LINUX_MUSL_LINKER = "${pkgs.pkgsCross.aarch64-multiplatform-musl.stdenv.cc.targetPrefix}cc";
+        };
+        "i686-unknown-linux-musl" = {
+          nativeBuildInputs = [ pkgs.pkgsCross.musl32.stdenv.cc ];
+          CARGO_TARGET_I686_UNKNOWN_LINUX_MUSL_RUSTFLAGS = "-C target-feature=+crt-static";
+          CARGO_TARGET_I686_UNKNOWN_LINUX_MUSL_LINKER = "${pkgs.pkgsCross.musl32.stdenv.cc.targetPrefix}cc";
+        };
+      };
 
       mingw_w64_cc = pkgs.pkgsCross.mingwW64.stdenv.cc;
       windows = pkgs.pkgsCross.mingwW64.windows;
@@ -38,19 +63,8 @@
         cargo = toolchain;
         rustc = toolchain;
       };
-    in rec {
-      # `nix build`
-      packages.palantir = naersk'.buildPackage {
-        pname = "palantir";
-        src = ./.;
 
-        postInstall = ''
-          mkdir -p $out/lib/udev/rules.d/
-          echo 'SUBSYSTEM=="powercap", ACTION=="add", RUN+="${pkgs.coreutils-full}/bin/chgrp -R powermonitoring /sys%p", RUN+="${pkgs.coreutils-full}/bin/chmod -R g=u /sys%p"' >> $out/lib/udev/rules.d/51-palantir.rules
-                 echo 'SUBSYSTEM=="powercap", ACTION=="change", ENV{TRIGGER}!="none", RUN+="${pkgs.coreutils-full}/bin/chgrp -R powermonitoring /sys%p", RUN+="${pkgs.coreutils-full}/bin/chmod -R g=u /sys%p"' >> $out/lib/udev/rules.d/51-palantir.rules
-        '';
-      };
-      packages.palantir-win = naersk'.buildPackage {
+      buildWindows = target: naersk'.buildPackage {
         pname = "palantir";
         src = ./.;
 
@@ -59,11 +73,30 @@
           mingw_w64_cc
         ];
         nativeBuildInputs = [ mingw_w64_cc ];
+        # only add pthreads when building the final package, not when building the dependencies
+        # otherwise it interferes with building build scripts
         overrideMain = args: args // { buildInputs = [ windows.pthreads ]; };
 
-        CARGO_BUILD_TARGET = "x86_64-pc-windows-gnu";
+        CARGO_BUILD_TARGET = target;
       };
-      defaultPackage = packages.palantir;
+
+      buildLinux = target: naersk'.buildPackage ({
+        pname = "palantir";
+        src = ./.;
+
+        postInstall = ''
+          mkdir -p $out/lib/udev/rules.d/
+          echo 'SUBSYSTEM=="powercap", ACTION=="add", RUN+="${pkgs.coreutils-full}/bin/chgrp -R powermonitoring /sys%p", RUN+="${pkgs.coreutils-full}/bin/chmod -R g=u /sys%p"' >> $out/lib/udev/rules.d/51-palantir.rules
+                 echo 'SUBSYSTEM=="powercap", ACTION=="change", ENV{TRIGGER}!="none", RUN+="${pkgs.coreutils-full}/bin/chgrp -R powermonitoring /sys%p", RUN+="${pkgs.coreutils-full}/bin/chmod -R g=u /sys%p"' >> $out/lib/udev/rules.d/51-palantir.rules
+        '';
+
+        CARGO_BUILD_TARGET = target;
+      } // (if (pkgs.config != target) then (crossArgs.${target} or {}) else {}));
+      buildAny = target: if (nixpkgs.lib.strings.hasInfix "windows" target) then (buildWindows target) else (buildLinux target);
+    in rec {
+      # `nix build`
+      packages = nixpkgs.lib.attrsets.genAttrs targets buildAny;
+      defaultPackage = packages.${pkgs.config};
 
       # `nix run`
       apps.palantir = utils.lib.mkApp {