nix windows build

README.md

@@ -4,12 +4,12 @@ System metrics exporter for prometheus
 
 ## Exported metrics
 
-- cpu, memory, io, network and disk usage stats
+- cpu, memory, gpu memory, io, network and disk usage stats
 - zfs pool usage and arc stats
-- cpu and gpu temperature (gpu temps only for amd cards)
-- cpu power usage on modern amd and intel platforms
+- cpu and gpu temperature
+- cpu and gpu power usage on modern amd and intel platforms
 - docker per-container cpu, memory and network stats
-- 
+
 ## Usage
 
 - Download the binary for your architecture from the [releases](https://github.com/icewind1991/palantir/releases/) and place it at `/usr/local/bin/palantir`

flake.lock

@@ -38,10 +38,10 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1682669017,
-        "narHash": "sha256-Vi+p4y3wnl0/4gcwTdmCO398kKlDaUrNROtf3GOD2NY=",
-        "path": "/nix/store/wm2cdd01f8jqbxpw817nv5j3sw6p93g8-source",
-        "rev": "7449971a3ecf857b4a554cf79b1d9dcc1a4647d8",
+        "lastModified": 1683928319,
+        "narHash": "sha256-maz0DRKixJVcNRMiAMWlJniiF8IuQ+WbfmlJJ8D+jfM=",
+        "path": "/nix/store/pp35kzqx97fkkl7az1fb9ygphr6qi9h0-source",
+        "rev": "9656e85a15a0fe67847ee8cdb99a20d8df499962",
         "type": "path"
       },
       "original": {
@@ -80,11 +80,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1684290028,
-        "narHash": "sha256-IWWfoF5aU8wzxJ6ixuW+3KRlppYvmhUP5v6owWiXJMQ=",
+        "lastModified": 1684376381,
+        "narHash": "sha256-XVFTXADfvBXKwo4boqfg80awUbT+JgQvlQ8uZ+Xgo1s=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "ded1f327ff2bdf0eb4bbb945865441ac636c423e",
+        "rev": "7c9a265c2eaa5783bc18593b1aec39a85653c076",
         "type": "github"
       },
       "original": {

flake.nix

@@ -26,22 +26,43 @@
         };
         inherit system overlays;
       };
-      mingw_w64_cc = pkgs-cross-mingw.stdenv.cc;
-      mingw_w64 = pkgs-cross-mingw.windows.mingw_w64;
-      windows = pkgs-cross-mingw.windows;
 
-      naersk-lib = naersk.lib."${system}";
+      toolchain = (pkgs.rust-bin.stable.latest.default.override {
+        targets = [ "x86_64-pc-windows-gnu" ];
+      });
+
+      mingw_w64_cc = pkgs.pkgsCross.mingwW64.stdenv.cc;
+      windows = pkgs.pkgsCross.mingwW64.windows;
+
+      naersk' = pkgs.callPackage naersk {
+        cargo = toolchain;
+        rustc = toolchain;
+      };
     in rec {
       # `nix build`
-      packages.palantir = naersk-lib.buildPackage {
+      packages.palantir = naersk'.buildPackage {
         pname = "palantir";
-        root = ./.;
+        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 {
+        pname = "palantir";
+        src = ./.;
+
+        strictDeps = true;
+        depsBuildBuild = with pkgs; [
+          mingw_w64_cc
+        ];
+        nativeBuildInputs = [ mingw_w64_cc ];
+        overrideMain = args: args // { buildInputs = [ windows.pthreads ]; };
+
+        CARGO_BUILD_TARGET = "x86_64-pc-windows-gnu";
+      };
       defaultPackage = packages.palantir;
 
       # `nix run`
@@ -53,14 +74,12 @@
       # `nix develop`
       devShell = pkgs.mkShell {
         nativeBuildInputs = with pkgs; [
-          (rust-bin.stable.latest.default.override {
-            targets = [ "x86_64-pc-windows-gnu" ];
-          })
+          toolchain
           bacon
           mingw_w64_cc
         ];
         depsBuildBuild = [ pkgs.wine64 ];
-        buildInputs = [ windows.pthreads ];
+#        buildInputs = [ windows.pthreads ];
 
         CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER = "${mingw_w64_cc.targetPrefix}cc";
         CARGO_TARGET_X86_64_PC_WINDOWS_GNU_RUNNER = "wine64";

src/linux/disk/mod.rs

@@ -1,9 +1,8 @@
 use crate::data::{DiskStats, DiskUsage};
-use crate::{Error, MultiSensorSource, Result, SensorData};
+use crate::{Error, MultiSensorSource, Result};
 use ahash::{AHashSet, AHasher};
 use regex::Regex;
 use std::ffi::CString;
-use std::fmt::Write;
 use std::fs::File;
 use std::hash::{Hash, Hasher};
 use std::io::{Read, Seek};

src/linux/power.rs

@@ -1,7 +1,6 @@
 use crate::data::PowerUsage;
 use crate::linux::gpu::gpu_power;
 use crate::{Error, Result};
-use std::fmt::Write;
 use std::fs::{read_dir, read_to_string};
 use std::sync::atomic::{AtomicBool, Ordering};
 use tracing::warn;