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internal/pkg: optionally suppress via assumed checksum
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This is quite error-prone and causes cache inconsistency similar to the store inconsistency seen on nix when a similar condition happens. Keep this behind a flag in case it is ever beneficial.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
Ophestra
2026-04-03 20:33:59 +09:00
parent 591a60bac9
commit 9feac7738f
3 changed files with 100 additions and 11 deletions
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51
internal/pkg/pkg_test.go
View File

@@ -469,7 +469,7 @@ func TestCache(t *testing.T) {
}()
testCases := []cacheTestCase{
{"file", pkg.CValidateKnown, nil, func(t *testing.T, base *check.Absolute, c *pkg.Cache) {
{"file", pkg.CValidateKnown | pkg.CAssumeChecksum, nil, func(t *testing.T, base *check.Absolute, c *pkg.Cache) {
identifier := (pkg.ID)(bytes.Repeat([]byte{
0x75, 0xe6, 0x9d, 0x6d, 0xe7, 0x9f,
}, 8))
@@ -626,7 +626,7 @@ func TestCache(t *testing.T) {
}
}, pkg.MustDecode("St9rlE-mGZ5gXwiv_hzQ_B8bZP-UUvSNmf4nHUZzCMOumb6hKnheZSe0dmnuc4Q2")},
{"directory", 0, nil, func(t *testing.T, base *check.Absolute, c *pkg.Cache) {
{"directory", pkg.CAssumeChecksum, nil, func(t *testing.T, base *check.Absolute, c *pkg.Cache) {
id := pkg.MustDecode(
"HnySzeLQvSBZuTUcvfmLEX_OmH4yJWWH788NxuLuv7kVn8_uPM6Ks4rqFWM2NZJY",
)
@@ -873,6 +873,53 @@ func TestCache(t *testing.T) {
<-wCureDone
}, pkg.MustDecode("E4vEZKhCcL2gPZ2Tt59FS3lDng-d_2SKa2i5G_RbDfwGn6EemptFaGLPUDiOa94C")},
{"no assume checksum", 0, nil, func(t *testing.T, base *check.Absolute, c *pkg.Cache) {
makeGarbage := func(work *check.Absolute, wantErr error) error {
if err := os.Mkdir(work.String(), 0700); err != nil {
return err
}
if err := os.WriteFile(work.Append(
"check",
).String(), nil, 0400); err != nil {
return err
}
return wantErr
}
wantChecksum := pkg.MustDecode("Aubi5EG4_Y8DhL9bQ3Q4HFBhLRF7X5gt9D3CNCQfT-TeBtlRXc7Zi_JYZEMoCC7M")
cureMany(t, c, []cureStep{
{"create", overrideChecksum{wantChecksum, overrideIdent{pkg.ID{0xff, 0}, &stubArtifact{
kind: pkg.KindTar,
cure: func(t *pkg.TContext) error {
return makeGarbage(t.GetWorkDir(), nil)
},
}}}, base.Append(
"identifier",
pkg.Encode(pkg.ID{0xff, 0}),
), wantChecksum, nil},
{"reject", overrideChecksum{wantChecksum, overrideIdent{pkg.ID{0xfe, 1}, &stubArtifact{
kind: pkg.KindTar,
cure: func(t *pkg.TContext) error {
return makeGarbage(t.GetWorkDir(), stub.UniqueError(0xbad))
},
}}}, nil, pkg.Checksum{}, stub.UniqueError(0xbad)},
{"match", overrideChecksum{wantChecksum, overrideIdent{pkg.ID{0xff, 1}, &stubArtifact{
kind: pkg.KindTar,
cure: func(t *pkg.TContext) error {
return makeGarbage(t.GetWorkDir(), nil)
},
}}}, base.Append(
"identifier",
pkg.Encode(pkg.ID{0xff, 1}),
), wantChecksum, nil},
})
}, pkg.MustDecode("OC290t23aimNo2Rp2pPwan5GI2KRLRdOwYxXQMD9jw0QROgHnNXWodoWdV0hwu2w")},
{"scrub", 0, nil, func(t *testing.T, base *check.Absolute, c *pkg.Cache) {
cureMany(t, c, []cureStep{
{"bad measured file", newStubFile(