Add a qemu port of my bhyverc script for running virtual machines on Linux.

nix/configuration/roles/qemu/default.nix

@@ -5,6 +5,41 @@
   ...
 }:
 
+let
+  qemurc =
+    (pkgs.writeScriptBin "qemurc" (
+      builtins.readFile (
+        pkgs.replaceVars ./files/qemurc.bash {
+          "OVMFfd" = "${pkgs.OVMF.fd}";
+          mount_root = "/vm";
+          zfs_root = "zroot/linux/nix/vm";
+        }
+      )
+    )).overrideAttrs
+      (old: {
+        buildCommand = ''
+          ${old.buildCommand}
+          patchShebangs $out
+        '';
+      });
+  qemurc_wrapped =
+    (pkgs.writeScriptBin "qemurc" ''
+      #!/usr/bin/env bash
+      export "PATH=${
+        lib.makeBinPath [
+          pkgs.swtpm
+          pkgs.tmux
+        ]
+      }:''${PATH}"
+      exec ${qemurc}/bin/qemurc "''${@}"
+    '').overrideAttrs
+      (old: {
+        buildCommand = ''
+          ${old.buildCommand}
+          patchShebangs $out
+        '';
+      });
+in
 {
   imports = [ ];
 
@@ -22,6 +57,7 @@
       {
         environment.systemPackages = with pkgs; [
           qemu
+          qemurc_wrapped
         ];
       }
     ]