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container/init: wrap syscall helper functions

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This allows tests to stub all kernel behaviour, enabling measurement of all function call arguments and error injection.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
Ophestra
2025-08-21 21:59:07 +09:00
parent d500d6e559
commit 09d2844981
32 changed files with 2835 additions and 362 deletions
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8
container/initremount.go
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@@ -19,10 +19,10 @@ type RemountOp struct {
Flags uintptr
}
func (r *RemountOp) Valid() bool { return r != nil && r.Target != nil }
func (*RemountOp) early(*setupState) error { return nil }
func (r *RemountOp) apply(*setupState) error {
return wrapErrSuffix(hostProc.remount(toSysroot(r.Target.String()), r.Flags),
func (r *RemountOp) Valid() bool { return r != nil && r.Target != nil }
func (*RemountOp) early(*setupState, syscallDispatcher) error { return nil }
func (r *RemountOp) apply(_ *setupState, k syscallDispatcher) error {
return wrapErrSuffix(k.remount(toSysroot(r.Target.String()), r.Flags),
fmt.Sprintf("cannot remount %q:", r.Target))
}