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hst: conditionally skip root remount

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This enables the writable root overlay use case.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
Ophestra
2026-04-05 14:00:52 +09:00
parent d58f5c7590
commit 33a0e6c01b
4 changed files with 25 additions and 4 deletions
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13
hst/fsoverlay_test.go
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@@ -49,5 +49,18 @@ func TestFSOverlay(t *testing.T) {
Lower: ms("/tmp/.src0", "/tmp/.src1"),
}}, m("/mnt/src"), ms("/tmp/.src0", "/tmp/.src1"),
"*/mnt/src:/tmp/.src0:/tmp/.src1"},
{"no remount root", &hst.FSOverlay{
Target: m("/"),
Lower: ms("/tmp/.src0", "/tmp/.src1"),
Upper: m("/tmp/upper"),
Work: m("/tmp/work"),
}, true, container.Ops{&container.MountOverlayOp{
Target: m("/"),
Lower: ms("/tmp/.src0", "/tmp/.src1"),
Upper: m("/tmp/upper"),
Work: m("/tmp/work"),
}}, m("/"), ms("/tmp/upper", "/tmp/work", "/tmp/.src0", "/tmp/.src1"),
"w*/:/tmp/upper:/tmp/work:/tmp/.src0:/tmp/.src1"},
})
}