cloud-hypervisor: add extraArgs

astro · Mar 1, 2024 · 7f93206 · 7f93206
1 parent fdb3da8
commit 7f93206
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diff --git a/lib/runners/cloud-hypervisor.nix b/lib/runners/cloud-hypervisor.nix
@@ -6,6 +6,7 @@
 let
   inherit (pkgs) lib;
   inherit (microvmConfig) vcpu mem balloonMem user interfaces volumes shares socket devices hugepageMem graphics storeDisk storeOnDisk kernel initrdPath;
+  inherit (microvmConfig.cloud-hypervisor) extraArgs;
 
   kernelPath = {
     x86_64-linux = "${kernel.dev}/vmlinux";
@@ -168,6 +169,8 @@ in {
         pci = "path=/sys/bus/pci/devices/${path}";
         usb = throw "USB passthrough is not supported on cloud-hypervisor";
       }.${bus}) devices)
+      ++
+      extraArgs
     );
 
   canShutdown = socket != null;

diff --git a/nixos-modules/microvm/options.nix b/nixos-modules/microvm/options.nix
@@ -407,6 +407,12 @@ in
       '';
     };
 
+    cloud-hypervisor.extraArgs = mkOption {
+      type = with types; listOf str;
+      default = [];
+      description = "Extra arguments to pass to cloud-hypervisor.";
+    };
+
     crosvm.extraArgs = mkOption {
       type = with types; listOf str;
       default = [];