internal/workflows: cache installed packages

This avoids re-downloading packages on every run.

Signed-off-by: Ophestra <cat@gensokyo.uk>

8 files changed, 12 insertions, 321 deletions

diff --git a/test/flake.nix b/test/flake.nix
index b106ec7a..a73ab03b 100644
--- a/test/flake.nix
+++ b/test/flake.nix
@@ -38,8 +38,6 @@
             runCommandLocal
             callPackage
             nixfmt
-            deadnix
-            statix
             ;
         in
         {
@@ -54,35 +52,6 @@
             inherit self;
             withRace = true;
           };
-
-          formatting = runCommandLocal "check-formatting" { nativeBuildInputs = [ nixfmt ]; } ''
-            cd ${./.}
-
-            echo "running nixfmt..."
-            nixfmt --width=256 --check .
-
-            touch $out
-          '';
-
-          lint =
-            runCommandLocal "check-lint"
-              {
-                nativeBuildInputs = [
-                  deadnix
-                  statix
-                ];
-              }
-              ''
-                cd ${./.}
-
-                echo "running deadnix..."
-                deadnix --fail
-
-                echo "running statix..."
-                statix check .
-
-                touch $out
-              '';
         }
       );
 
@@ -155,55 +124,6 @@
           };
           withPackage = pkgs.mkShell { buildInputs = [ hakurei ] ++ hakurei.targetPkgs; };
 
-          vm =
-            let
-              nixos = nixpkgs.lib.nixosSystem {
-                inherit system;
-                modules = [
-                  {
-                    environment = {
-                      systemPackages = [
-                        (pkgs.buildFHSEnv {
-                          pname = "hakurei-fhs";
-                          inherit (hakurei) version;
-                          targetPkgs = _: hakurei.targetPkgs;
-                          extraOutputsToInstall = [ "dev" ];
-                          profile = ''
-                            export PKG_CONFIG_PATH="/usr/share/pkgconfig:$PKG_CONFIG_PATH"
-                          '';
-                        })
-                      ];
-
-                      hakurei =
-                        let
-                          # this is used for interactive vm testing during development, where tests might be broken
-                          package = self.packages.${pkgs.stdenv.hostPlatform.system}.hakurei.override {
-                            buildGo127Module = previousArgs: pkgs.pkgsStatic.buildGo127Module (previousArgs // { doCheck = false; });
-                          };
-                        in
-                        {
-                          inherit package;
-                          hsuPackage = self.packages.${pkgs.stdenv.hostPlatform.system}.hsu.override { hakurei = package; };
-                        };
-                    };
-                  }
-
-                  ./interactive/configuration.nix
-                  ./interactive/vm.nix
-                  ./interactive/hakurei.nix
-                  ./interactive/trace.nix
-                  ./interactive/raceattr.nix
-
-                  self.nixosModules.hakurei
-                  home-manager.nixosModules.home-manager
-                ];
-              };
-            in
-            pkgs.mkShell {
-              buildInputs = [ nixos.config.system.build.vm ];
-              shellHook = "exec run-nixos-vm $@";
-            };
-
           generateDoc =
             let
               inherit (pkgs) lib;
diff --git a/test/interactive/configuration.nix b/test/interactive/configuration.nix
deleted file mode 100644
index 9d1bddd8..00000000
--- a/test/interactive/configuration.nix
+++ /dev/null
@@ -1,68 +0,0 @@
-{ pkgs, ... }:
-{
-  system.stateVersion = "23.05";
-
-  users.users = {
-    alice = {
-      isNormalUser = true;
-      description = "Alice Foobar";
-      password = "foobar";
-      uid = 1000;
-      extraGroups = [ "wheel" ];
-    };
-    untrusted = {
-      isNormalUser = true;
-      description = "Untrusted user";
-      password = "foobar";
-      uid = 1001;
-    };
-  };
-
-  home-manager.users.alice.home.stateVersion = "24.11";
-
-  security = {
-    sudo.wheelNeedsPassword = false;
-    rtkit.enable = true;
-    pam.loginLimits = [
-      {
-        domain = "@users";
-        item = "rtprio";
-        type = "-";
-        value = 1;
-      }
-    ];
-  };
-
-  services = {
-    getty.autologinUser = "alice";
-    pipewire = {
-      enable = true;
-      alsa.enable = true;
-      alsa.support32Bit = true;
-      pulse.enable = true;
-      jack.enable = true;
-    };
-  };
-
-  environment.variables = {
-    SWAYSOCK = "/tmp/sway-ipc.sock";
-    WLR_RENDERER = "pixman";
-  };
-
-  programs = {
-    sway.enable = true;
-
-    bash.loginShellInit = ''
-      if [ "$(tty)" = "/dev/tty1" ]; then
-        set -e
-
-        mkdir -p ~/.config/sway
-        (sed s/Mod4/Mod1/ /etc/sway/config &&
-        echo 'output * bg ${pkgs.nixos-artwork.wallpapers.simple-light-gray.gnomeFilePath} fill') > ~/.config/sway/config
-
-        sway --validate
-        systemd-cat --identifier=session sway && touch /tmp/sway-exit-ok
-      fi
-    '';
-  };
-}
diff --git a/test/interactive/hakurei.nix b/test/interactive/hakurei.nix
deleted file mode 100644
index ef5d0ada..00000000
--- a/test/interactive/hakurei.nix
+++ /dev/null
@@ -1,47 +0,0 @@
-{ pkgs, ... }:
-{
-  environment.hakurei = rec {
-    enable = true;
-    stateDir = "/var/lib/hakurei";
-    sharefs.source = "${stateDir}/sdcard";
-    users.alice = 0;
-    apps = {
-      "cat.gensokyo.extern.foot.noEnablements" = {
-        name = "ne-foot";
-        identity = 1;
-        shareUid = true;
-        verbose = true;
-        share = pkgs.foot;
-        packages = [ pkgs.foot ];
-        command = "foot";
-        enablements = {
-          dbus = false;
-          pipewire = false;
-        };
-      };
-
-      "cat.gensokyo.extern.foot.badDaemon" = {
-        name = "bd-foot";
-        identity = 1;
-        shareUid = true;
-        verbose = true;
-        share = pkgs.foot;
-        packages = [ pkgs.foot ];
-        command = "foot";
-        enablements = {
-          dbus = false;
-        };
-        extraPaths = [
-          {
-            type = "daemon";
-            dst = "/proc/nonexistent";
-            path = "/usr/bin/env";
-            args = [ "false" ];
-          }
-        ];
-      };
-    };
-
-    extraHomeConfig.home.stateVersion = "23.05";
-  };
-}
diff --git a/test/interactive/raceattr.nix b/test/interactive/raceattr.nix
deleted file mode 100644
index de54f4cf..00000000
--- a/test/interactive/raceattr.nix
+++ /dev/null
@@ -1,30 +0,0 @@
-{ lib, pkgs, ... }:
-{
-  security.wrappers.raceattr =
-    let
-      inherit (pkgs) buildGoModule;
-    in
-    {
-      setuid = true;
-      owner = "root";
-      group = "root";
-      source = "${
-        (buildGoModule rec {
-          name = "raceattr";
-          pname = name;
-          tags = [ "raceattr" ];
-
-          src = builtins.path {
-            name = "${pname}-src";
-            path = lib.cleanSource ../sharefs;
-            filter = path: type: (type == "directory") || (type == "regular" && lib.hasSuffix ".go" path);
-          };
-          vendorHash = null;
-
-          preBuild = ''
-            go mod init hakurei.app/raceattr >& /dev/null
-          '';
-        })
-      }/bin/raceattr";
-    };
-}
diff --git a/test/interactive/trace.nix b/test/interactive/trace.nix
deleted file mode 100644
index b9ef872c..00000000
--- a/test/interactive/trace.nix
+++ /dev/null
@@ -1,35 +0,0 @@
-{ lib, pkgs, ... }:
-let
-  tracing = name: "\"/sys/kernel/debug/tracing/${name}\"";
-in
-{
-  environment.systemPackages = [
-    (pkgs.writeShellScriptBin "hakurei-set-up-tracing" ''
-      set -e
-      echo "$1" > ${tracing "set_graph_function"}
-      echo function_graph > ${tracing "current_tracer"}
-      echo funcgraph-tail > ${tracing "trace_options"}
-      echo funcgraph-retval > ${tracing "trace_options"}
-      echo nofuncgraph-cpu > ${tracing "trace_options"}
-      echo nofuncgraph-overhead > ${tracing "trace_options"}
-      echo nofuncgraph-duration > ${tracing "trace_options"}
-    '')
-    (pkgs.writeShellScriptBin "hakurei-print-trace" "exec cat ${tracing "trace"}")
-    (pkgs.writeShellScriptBin "hakurei-consume-trace" "exec cat ${tracing "trace_pipe"}")
-  ];
-
-  boot.kernelPatches = [
-    {
-      name = "funcgraph-retval";
-      patch = null;
-      structuredExtraConfig = with lib.kernel; {
-        FUNCTION_GRAPH_RETVAL = yes;
-
-        RUST = lib.mkForce unset;
-        DRM_NOVA = lib.mkForce unset;
-        DRM_PANIC_SCREEN_QR_CODE = lib.mkForce unset;
-        NOVA_CORE = lib.mkForce unset;
-      };
-    }
-  ];
-}
diff --git a/test/interactive/vm.nix b/test/interactive/vm.nix
deleted file mode 100644
index 522878e9..00000000
--- a/test/interactive/vm.nix
+++ /dev/null
@@ -1,56 +0,0 @@
-{
-  virtualisation.vmVariant.virtualisation = {
-    memorySize = 4096;
-    qemu.options = [
-      "-vga none -device virtio-gpu-pci"
-      "-smp 8"
-    ];
-
-    mountHostNixStore = true;
-    writableStore = true;
-    writableStoreUseTmpfs = false;
-
-    sharedDirectories = {
-      cwd = {
-        target = "/mnt/.ro-cwd";
-        source = ''"$OLDPWD"'';
-        securityModel = "none";
-      };
-    };
-
-    fileSystems = {
-      "/mnt/.ro-cwd".options = [
-        "ro"
-        "noatime"
-      ];
-      "/mnt/cwd".overlay = {
-        lowerdir = [ "/mnt/.ro-cwd" ];
-        upperdir = "/tmp/.cwd/upper";
-        workdir = "/tmp/.cwd/work";
-      };
-
-      "/mnt/src".overlay = {
-        lowerdir = [ ../.. ];
-        upperdir = "/tmp/.src/upper";
-        workdir = "/tmp/.src/work";
-      };
-    };
-  };
-
-  systemd.services = {
-    logrotate-checkconf.enable = false;
-    hakurei-src-fix-ownership = {
-      wantedBy = [ "multi-user.target" ];
-      wants = [ "mnt-src.mount" ];
-      after = [ "mnt-src.mount" ];
-      serviceConfig = {
-        Type = "oneshot";
-        RemainAfterExit = true;
-      };
-      script = ''
-        chown -R alice:users /mnt/src/
-        chmod -R +w /mnt/src/
-      '';
-    };
-  };
-}
diff --git a/test/internal/testsuite/testsuite.go b/test/internal/testsuite/testsuite.go
index 4b70da34..9233818d 100644
--- a/test/internal/testsuite/testsuite.go
+++ b/test/internal/testsuite/testsuite.go
@@ -6,6 +6,7 @@ import (
 	"os"
 	"os/exec"
 	"os/signal"
+	"os/user"
 	"syscall"
 )
 
@@ -25,6 +26,16 @@ func ReceiveSignals() {
 	log.Fatalf("terminating on signal %s", <-s)
 }
 
+// GetUser returns the [user.User] structure describing the user with uid 1000.
+func GetUser() *user.User {
+	if u, err := user.LookupId("1000"); err != nil {
+		log.Fatal(err)
+		return nil
+	} else {
+		return u
+	}
+}
+
 // MustRun runs command and terminates the testsuite on error.
 func MustRun(command ...string) {
 	cmd := exec.Command(command[0], command[1:]...)
diff --git a/test/sharefs/main.go b/test/sharefs/main.go
index 536a61b3..c2b6cd41 100644
--- a/test/sharefs/main.go
+++ b/test/sharefs/main.go
@@ -51,16 +51,12 @@ func checkBadOpts(username, opts, want string) {
 
 func main() {
 	go testsuite.ReceiveSignals()
+	username := testsuite.GetUser().Username
 
 	if err := os.Mkdir("result", 0755); err != nil {
 		log.Fatal(err)
 	}
 
-	if len(os.Args) != 2 {
-		log.Fatal("expecting 1 argument")
-	}
-	username := os.Args[1]
-
 	done := make(chan struct{})
 	go func() {
 		defer close(done)