Merge pull request bechampion#15 from marcesquerra/AutoUpdateNix

Auto update nix

.envrc

@@ -4,4 +4,9 @@ if ! has nix_direnv_version || ! nix_direnv_version 2.2.1; then
   source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/2.2.1/direnvrc" "sha256-zelF0vLbEl5uaqrfIzbgNzJWGmLzCmYAkInj/LNxvKs="
 fi
 
+export WORKSPACE="${PWD}"
+
+nix_direnv_watch_file ./shell.nix
+nix_direnv_watch_file ./flake.nix
+
 use flake

.github/workflows/nix.yml

@@ -0,0 +1,23 @@
+name: Update nix config
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  nix:
+      steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - uses: cachix/install-nix-action@v27
+        with:
+                github_access_token: ${{ secrets.GITHUB_TOKEN }}
+      - run: |
+          export WORKSPACE="${PWD}"
+          nix run .#upgrade-nix-gohip
+          git config --global user.name 'autobot'
+          git config --global user.email 'gohip.nix@github.com'
+          git commit -am "[skip ci] Automated nix hash update"
+          git push

flake.nix

@@ -11,31 +11,44 @@
           pkgs = import nixpkgs {
             inherit system overlays;
           };
+          gohip-vendor-hash = import ./gohip.vendor.hash.nix;
           gohip-package = (pkgs.buildGoModule {
             name = "gohip";
             pname = "gohip";
 
             src = ./.;
-            vendorHash = "sha256-jZcR+OMiGplA5yVMpQT4qNKH+tyFp7PXQVoG+oghBLs=";
+            vendorHash = gohip-vendor-hash pkgs;
             proxyVendor = true;
             excludedPackages = ["osdata" "others" "systemd" "types"];
           });
 
+          upgrade-nix-gohip-package = pkgs.writeShellScriptBin "upgrade-nix-gohip" ''
+            echo "UPGRADING"
+            echo "pkgs : pkgs.lib.fakeHash" > $WORKSPACE/gohip.vendor.hash.nix
+            NEW_HASH=`nix build .#default 2>&1 | grep " got: " | awk '{print $2}'`
+            echo "pkgs : \"$NEW_HASH\"" > $WORKSPACE/gohip.vendor.hash.nix
+          '';
+          custom-packages = {upgrade-nix-gohip = upgrade-nix-gohip-package;};
+
         in
         with pkgs;
         {
-          devShells.default = (import ./shell.nix) pkgs;
+          devShells.default = (import ./shell.nix) pkgs custom-packages;
           apps = rec {
             gohip = flake-utils.lib.mkApp {
               drv = pkgs.writeShellScriptBin "gohip" ''
                 cd `mktemp -d`
                 "${gohip-package}"/bin/gohip
               '';
             };
+            upgrade-nix-gohip = flake-utils.lib.mkApp {
+              drv = upgrade-nix-gohip-package;
+            };
             default = gohip;
           };
           packages = rec {
             gohip = gohip-package;
+            upgrade-nix-gohip = upgrade-nix-gohip-package;
             default = gohip;
           };
         }

gohip.vendor.hash.nix

@@ -0,0 +1 @@
+pkgs : "sha256-6+n1rLcpWI553EUl98UVRCu/nK8+dw9cLJqmpA3LTsw="

shell.nix

@@ -1,5 +1,7 @@
-pkgs :
+pkgs : custom-packages :
 
-pkgs.mkShell {
-  buildInputs = [ pkgs.go ];
-}
+let
+in
+  pkgs.mkShell {
+    buildInputs = [ pkgs.go custom-packages.upgrade-nix-gohip ];
+  }