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container/init: op interface valid method
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Browse Source 
Check ops early and eliminate duplicate checks.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
Ophestra
2025-08-21 00:18:50 +09:00
parent a1482ecdd0
commit 5d8a2199b6
24 changed files with 162 additions and 76 deletions
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13
container/inittmpfs.go
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@@ -31,11 +31,9 @@ type MountTmpfsOp struct {
Perm os.FileMode
}
func (t *MountTmpfsOp) Valid() bool { return t != nil && t.Path != nil && t.FSName != zeroString }
func (t *MountTmpfsOp) early(*setupState) error { return nil }
func (t *MountTmpfsOp) apply(*setupState) error {
if t.Path == nil {
return EBADE
}
if t.Size < 0 || t.Size > math.MaxUint>>1 {
return msg.WrapErr(EBADE, fmt.Sprintf("size %d out of bounds", t.Size))
}
@@ -44,9 +42,12 @@ func (t *MountTmpfsOp) apply(*setupState) error {
func (t *MountTmpfsOp) Is(op Op) bool {
vt, ok := op.(*MountTmpfsOp)
return ok && ((t == nil && vt == nil) ||
(t.Path != nil && vt.Path != nil && t.Path.Is(vt.Path)) &&
t.FSName == vt.FSName && t.Flags == vt.Flags && t.Size == vt.Size && t.Perm == vt.Perm)
return ok && t.Valid() && vt.Valid() &&
t.FSName == vt.FSName &&
t.Path.Is(vt.Path) &&
t.Flags == vt.Flags &&
t.Size == vt.Size &&
t.Perm == vt.Perm
}
func (*MountTmpfsOp) prefix() string { return "mounting" }
func (t *MountTmpfsOp) String() string { return fmt.Sprintf("tmpfs on %q size %d", t.Path, t.Size) }