module repo import os // archive_add_entry writes a file to an archive, given its path & inner path // inside the archive. fn archive_add_entry(archive &C.archive, entry &C.archive_entry, file_path &string, inner_path &string) { st := C.stat{} unsafe { C.stat(&char(file_path.str), &st) } C.archive_entry_set_pathname(entry, &char(inner_path.str)) C.archive_entry_copy_stat(entry, &st) C.archive_write_header(archive, entry) mut fd := C.open(&char(file_path.str), C.O_RDONLY) defer { C.close(fd) } // Write the file to the archive buf := [8192]u8{} mut len := C.read(fd, &buf, sizeof(buf)) for len > 0 { C.archive_write_data(archive, &buf, len) len = C.read(fd, &buf, sizeof(buf)) } } // sync regenerates the repository archive files. fn (r &RepoGroupManager) sync(repo string, arch string) ? { subrepo_path := os.join_path(r.repos_dir, repo, arch) lock r.mutex { a_db := C.archive_write_new() a_files := C.archive_write_new() entry := C.archive_entry_new() // This makes the archive a gzip-compressed tarball C.archive_write_add_filter_gzip(a_db) C.archive_write_set_format_pax_restricted(a_db) C.archive_write_add_filter_gzip(a_files) C.archive_write_set_format_pax_restricted(a_files) db_path := os.join_path_single(subrepo_path, '${repo}.db.tar.gz') files_path := os.join_path_single(subrepo_path, '${repo}.files.tar.gz') C.archive_write_open_filename(a_db, &char(db_path.str)) C.archive_write_open_filename(a_files, &char(files_path.str)) // Iterate over each directory for d in os.ls(subrepo_path)?.filter(os.is_dir(os.join_path_single(subrepo_path, it))) { // desc mut inner_path := os.join_path_single(d, 'desc') mut actual_path := os.join_path_single(subrepo_path, inner_path) archive_add_entry(a_db, entry, actual_path, inner_path) archive_add_entry(a_files, entry, actual_path, inner_path) C.archive_entry_clear(entry) // files inner_path = os.join_path_single(d, 'files') actual_path = os.join_path_single(subrepo_path, inner_path) archive_add_entry(a_files, entry, actual_path, inner_path) C.archive_entry_clear(entry) } C.archive_write_close(a_db) C.archive_write_free(a_db) C.archive_write_close(a_files) C.archive_write_free(a_files) } }