hst/fs: implement overlay fstype

This finally exposes overlay mounts in the high level hakurei API.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
2025-08-15 03:30:51 +09:00
parent 4433c993fa
commit 9ed3ba85ea
12 changed files with 253 additions and 3 deletions

View File

@@ -79,6 +79,12 @@ func Template() *Config {
},
Filesystem: []FilesystemConfigJSON{
{&FSEphemeral{Dst: container.AbsFHSTmp, Write: true, Perm: 0755}},
{&FSOverlay{
Dst: container.MustAbs("/nix/store"),
Lower: []*container.Absolute{container.MustAbs("/mnt-root/nix/.ro-store")},
Upper: container.MustAbs("/mnt-root/nix/.rw-store/upper"),
Work: container.MustAbs("/mnt-root/nix/.rw-store/work"),
}},
{&FSBind{Src: container.MustAbs("/nix/store")}},
{&FSBind{Src: container.AbsFHSRun.Append("current-system")}},
{&FSBind{Src: container.AbsFHSRun.Append("opengl-driver")}},