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apk/installed: parse Z: (file checksum) token in ParseInstalled #2230

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apk/installed: parse Z: (file checksum) token in ParseInstalled #2230

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47 changes: 28 additions & 19 deletions pkg/apk/apk/installed.go
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Original file line number Diff line number Diff line change
Expand Up @@ -338,27 +338,36 @@ func ParseInstalled(installed io.Reader) ([]*InstalledPackage, error) { //nolint
fullpath, _ = sanitizeArchivePath(lastDir.Name, val)
}
lastFile = &tar.Header{
Name: fullpath,
Mode: 0o644,
Uid: 0,
Gid: 0,
}
pkg.Files = append(pkg.Files, *lastFile)
case "a":
// file perms if not 0o644
if lastFile == nil {
return nil, fmt.Errorf("cannot parse line %d: no file specified when setting permissions", linenr)
}
uid, gid, perms, err := parseInstalledPerms(val)
if err != nil {
return nil, fmt.Errorf("cannot parse line %d: %w", linenr, err)
}
lastFile.Uid = uid
lastFile.Gid = gid
lastFile.Mode = perms
Name: fullpath,
Mode: 0o644,
Uid: 0,
Gid: 0,
}
pkg.Files = append(pkg.Files, *lastFile)
case "a":
// file perms if not 0o644
if lastFile == nil {
return nil, fmt.Errorf("cannot parse line %d: no file specified when setting permissions", linenr)
}
uid, gid, perms, err := parseInstalledPerms(val)
if err != nil {
return nil, fmt.Errorf("cannot parse line %d: %w", linenr, err)
}
lastFile.Uid = uid
lastFile.Gid = gid
lastFile.Mode = perms
case "Z":
// file checksum
if lastFile == nil {
return nil, fmt.Errorf("cannot parse line %d: no file specified when setting checksum", linenr)
}
if lastFile.PAXRecords == nil {
lastFile.PAXRecords = make(map[string]string)
}
lastFile.PAXRecords[paxRecordsChecksumKey] = val
}

linenr++
linenr++
}

return packages, nil
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