42 lines
948 B
Nix
42 lines
948 B
Nix
{
|
|
self,
|
|
nixpkgs,
|
|
...
|
|
}:
|
|
nixpkgs.lib.extend (
|
|
_final: prev: let
|
|
inherit (prev) mkIf;
|
|
in {
|
|
extensions = {
|
|
createvm = {
|
|
name,
|
|
system ? nixpkgs.system,
|
|
config,
|
|
}: {microvm, ...}: {
|
|
imports = [microvm.host];
|
|
microvm.hypervisor = "cloud-hypervisor";
|
|
microvm.vms.${name} = {
|
|
pkgs = import nixpkgs {inherit system;};
|
|
microvm.shares = [
|
|
{
|
|
tag = "ro-store";
|
|
source = "/nix/store";
|
|
mountPoint = "/nix/.ro-store";
|
|
}
|
|
];
|
|
inherit config;
|
|
};
|
|
# Mount host /nix/store for drastically reduced image size and evaluation time
|
|
microvm.vms.${name}.config.shares = [
|
|
{
|
|
source = "/nix/store";
|
|
mountPoint = "/nix/.ro-store";
|
|
tag = "ro-store";
|
|
proto = "virtiofs";
|
|
}
|
|
];
|
|
};
|
|
};
|
|
}
|
|
)
|