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refactor(keys): extract master-key package to top-level keys/

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Master-key acquisition and the cross-host dump format are a concern distinct from the raw crypto primitives, so crypto/keyretriever moves to an importable top-level keys/. KeyRetriever→Retriever drops the keys.KeyRetriever stutter.
This commit is contained in:
moonD4rk
2026-06-01 00:38:42 +08:00
parent b901f7dff0
commit c951d7ac16
43 changed files with 365 additions and 439 deletions
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browser/chromium/decrypt_mixed_test.go
+5 -5
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@@ -8,7 +8,7 @@ import (
"github.com/stretchr/testify/require"
"github.com/moond4rk/hackbrowserdata/crypto"
"github.com/moond4rk/hackbrowserdata/crypto/keyretriever"
"github.com/moond4rk/hackbrowserdata/keys"
)
// TestDecryptValue_MixedTier is the regression test for mixed-cipher profiles (issue #578 on
@@ -33,7 +33,7 @@ func TestDecryptValue_MixedTier(t *testing.T) {
v20Ciphertext := append([]byte("v20"), append(nonce, gcmEnc...)...)
t.Run("all tiers populated: v20 picks V20, decrypts", func(t *testing.T) {
got, err := decryptValue(keyretriever.MasterKeys{V10: k10, V11: k11, V20: k20}, v20Ciphertext)
got, err := decryptValue(keys.MasterKeys{V10: k10, V11: k11, V20: k20}, v20Ciphertext)
require.NoError(t, err)
assert.Equal(t, plaintext, got)
})
@@ -41,20 +41,20 @@ func TestDecryptValue_MixedTier(t *testing.T) {
t.Run("V20 holds wrong key: v20 still picks V20 slot (not V10/V11), errors", func(t *testing.T) {
// If the dispatcher incorrectly fell back to V10 or V11 when V20 had a wrong key, this
// would succeed. Proves the router uses prefix-based selection, not first-usable-key.
_, err := decryptValue(keyretriever.MasterKeys{V10: k20, V11: k20, V20: k10}, v20Ciphertext)
_, err := decryptValue(keys.MasterKeys{V10: k20, V11: k20, V20: k10}, v20Ciphertext)
require.Error(t, err)
})
t.Run("only V20 populated: v20 still decrypts", func(t *testing.T) {
// The pre-#578 symmetric regression: when DPAPI/keyring failed and only V20 was retrieved,
// v20 cookies had to still decrypt. This asserts V10 and V11 being nil doesn't block v20.
got, err := decryptValue(keyretriever.MasterKeys{V20: k20}, v20Ciphertext)
got, err := decryptValue(keys.MasterKeys{V20: k20}, v20Ciphertext)
require.NoError(t, err)
assert.Equal(t, plaintext, got)
})
t.Run("V20 slot unpopulated: v20 errors (no key to use)", func(t *testing.T) {
_, err := decryptValue(keyretriever.MasterKeys{V10: k10, V11: k11}, v20Ciphertext)
_, err := decryptValue(keys.MasterKeys{V10: k10, V11: k11}, v20Ciphertext)
require.Error(t, err)
})
}