db: fix regression in creating .apk-new files

The apk_fsdir_file_digest() servers dual purpose: to calculate
the checksum, but also to determine if the file exists. Move
it's error check where it originally was.

fixes #10791
cute-signatures
Timo Teräs 2021-11-22 10:33:07 +02:00
parent 83b71f0baf
commit cce6239074
2 changed files with 6 additions and 4 deletions

View File

@ -241,7 +241,9 @@ void apk_name_foreach_matching(struct apk_database *db, struct apk_string_array
static inline uint8_t apk_dbf_digest(struct apk_db_file *dbf)
{
uint8_t alg = apk_digest_alg_by_len(dbf->csum.type);
uint8_t alg;
if (!dbf) return APK_DIGEST_NONE;
alg = apk_digest_alg_by_len(dbf->csum.type);
if (alg == APK_DIGEST_SHA1 && dbf->diri->pkg->ipkg->sha256_160)
alg = APK_DIGEST_SHA256_160;
return alg;

View File

@ -2658,10 +2658,10 @@ static void apk_db_migrate_files(struct apk_database *db,
if (ofile && ofile->diri->pkg->name == NULL) {
// File was from overlay, delete the package's version
ctrl = APK_FS_CTRL_CANCEL;
} else if ((diri->dir->protect_mode != APK_PROTECT_NONE) &&
} else if (diri->dir->protect_mode != APK_PROTECT_NONE &&
apk_fsdir_file_digest(&d, key.filename, apk_dbf_digest(ofile), &dgst) == 0 &&
(!ofile || ofile->csum.type == APK_CHECKSUM_NONE ||
(apk_fsdir_file_digest(&d, key.filename, apk_dbf_digest(ofile), &dgst) == 0 &&
apk_digest_cmp_csum(&dgst, &ofile->csum) != 0))) {
apk_digest_cmp_csum(&dgst, &ofile->csum) != 0)) {
// Protected directory, and a file without db entry
// or with local modifications. Keep the filesystem file.
// Determine if the package's file should be kept as .apk-new