maildir-util.c revision 7ccdf78cd45aea9d14e048a5b9f077515c71978f
89a126810703c666309310d0f3189e9834d70b5bTimo Sirainen/* Copyright (c) 2004-2007 Dovecot authors, see the included COPYING file */
b5e6f6f27c1461f0f9f202615eeb738a645188c3Timo Sirainenstatic int maildir_file_do_try(struct maildir_mailbox *mbox, uint32_t uid,
00efa7d99981e18e286c02b18c1163dde18ee521Timo Sirainen maildir_file_do_func *callback, void *context)
b5e6f6f27c1461f0f9f202615eeb738a645188c3Timo Sirainen fname = maildir_uidlist_lookup(mbox->uidlist, uid, &flags);
641f0c0900ee6e7cf9667f4b40ed95cec7d0cdcaTimo Sirainen if ((flags & MAILDIR_UIDLIST_REC_FLAG_NEW_DIR) != 0) {
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen /* probably in new/ dir */
b5e6f6f27c1461f0f9f202615eeb738a645188c3Timo Sirainen path = t_strconcat(mbox->path, "/new/", fname, NULL);
b5e6f6f27c1461f0f9f202615eeb738a645188c3Timo Sirainen path = t_strconcat(mbox->path, "/cur/", fname, NULL);
825f6569a5276488133796c2f529c65128a09ba0Timo Sirainenstatic int do_racecheck(struct maildir_mailbox *mbox, const char *path,
825f6569a5276488133796c2f529c65128a09ba0Timo Sirainen if (lstat(path, &st) == 0 && (st.st_mode & S_IFLNK) != 0) {
825f6569a5276488133796c2f529c65128a09ba0Timo Sirainen /* most likely a symlink pointing to a non-existing file */
825f6569a5276488133796c2f529c65128a09ba0Timo Sirainen mail_storage_set_critical(&mbox->storage->storage,
825f6569a5276488133796c2f529c65128a09ba0Timo Sirainen "Maildir: Symlink destination doesn't exist: %s", path);
825f6569a5276488133796c2f529c65128a09ba0Timo Sirainen mail_storage_set_critical(&mbox->storage->storage,
825f6569a5276488133796c2f529c65128a09ba0Timo Sirainen "maildir_file_do(%s): Filename keeps changing", path);
b5e6f6f27c1461f0f9f202615eeb738a645188c3Timo Sirainenint maildir_file_do(struct maildir_mailbox *mbox, uint32_t uid,
00efa7d99981e18e286c02b18c1163dde18ee521Timo Sirainen maildir_file_do_func *callback, void *context)
00efa7d99981e18e286c02b18c1163dde18ee521Timo Sirainen ret = maildir_file_do_try(mbox, uid, callback, context);
7ccdf78cd45aea9d14e048a5b9f077515c71978fTimo Sirainen for (i = 0; i < MAILDIR_RESYNC_RETRY_COUNT && ret == 0; i++) {
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen /* file is either renamed or deleted. sync the maildir and
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen see which one. if file appears to be renamed constantly,
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen don't try to open it more than 10 times. */
00efa7d99981e18e286c02b18c1163dde18ee521Timo Sirainen ret = maildir_file_do_try(mbox, uid, callback, context);
825f6569a5276488133796c2f529c65128a09ba0Timo Sirainen ret = maildir_file_do_try(mbox, uid, do_racecheck, context);
73a552a9ed06cd6017ad4ee4b252a8b38c8ac42dTimo Sirainenvoid maildir_tmp_cleanup(struct mail_storage *storage, const char *dir)
73a552a9ed06cd6017ad4ee4b252a8b38c8ac42dTimo Sirainen unsigned int dir_len;
73a552a9ed06cd6017ad4ee4b252a8b38c8ac42dTimo Sirainen (d->d_name[1] == '.' && d->d_name[2] == '\0'))) {
73a552a9ed06cd6017ad4ee4b252a8b38c8ac42dTimo Sirainen /* skip . and .. */
73a552a9ed06cd6017ad4ee4b252a8b38c8ac42dTimo Sirainen if (unlink(str_c(path)) < 0 && errno != ENOENT) {
73a552a9ed06cd6017ad4ee4b252a8b38c8ac42dTimo Sirainen /* mounted with noatime. update it ourself. */
1ec927ba3bb5a904754219c2dd5e2514ea77a6f8Timo Sirainen if (utime(dir, NULL) < 0 && errno != ENOENT) {
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainenstatic int maildir_create_subdirs(struct maildir_mailbox *mbox)
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen static const char *subdirs[] = { "cur", "new", "tmp" };
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen unsigned int i;
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen /* @UNSAFE: get a list of directories we want to create */
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen dirs[i] = t_strconcat(mbox->path, "/", subdirs[i], NULL);
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen dirs[i++] = mail_storage_get_mailbox_control_dir(box->storage,
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen dirs[i++] = mail_storage_get_mailbox_index_dir(box->storage,
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen if (mkdir_parents(path, box->dir_create_mode) < 0 &&
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen /* mailbox was being deleted just now */
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainenbool maildir_set_deleted(struct maildir_mailbox *mbox)
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen /* maildir itself exists. create all of its subdirectories in case
32ee977e189266744ef69ac4e832fd3111d6f949Timo Sirainen they got lost. */