annotate src/lib-storage/index/dbox-common/dbox-storage.c @ 10660:56b1d4dd9c7d HEAD

lib-storage: *_mailboxes don't descend from index_mailbox anymore, it's now a context.
author Timo Sirainen <tss@iki.fi>
date Sun, 07 Feb 2010 17:30:24 +0200
parents 5fe70b5da1b8
children 1fd7833c16ca
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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615eef3139c2 Updated copyright notices to include year 2010.
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1 /* Copyright (c) 2007-2010 Dovecot authors, see the included COPYING file */
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2
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3 #include "lib.h"
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4 #include "ioloop.h"
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5 #include "randgen.h"
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6 #include "hex-binary.h"
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7 #include "mkdir-parents.h"
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8 #include "unlink-directory.h"
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9 #include "unlink-old-files.h"
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10 #include "mailbox-uidvalidity.h"
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11 #include "mailbox-list-private.h"
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12 #include "index-storage.h"
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13 #include "dbox-storage.h"
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14
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15 #include <stdio.h>
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16
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17 void dbox_storage_get_list_settings(const struct mail_namespace *ns ATTR_UNUSED,
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18 struct mailbox_list_settings *set)
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19 {
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20 if (set->layout == NULL)
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21 set->layout = MAILBOX_LIST_NAME_FS;
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22 if (set->subscription_fname == NULL)
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23 set->subscription_fname = DBOX_SUBSCRIPTION_FILE_NAME;
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24 if (set->maildir_name == NULL)
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25 set->maildir_name = DBOX_MAILDIR_NAME;
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26 if (set->mailbox_dir_name == NULL)
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27 set->mailbox_dir_name = DBOX_MAILBOX_DIR_NAME;
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28 }
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29
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30 uint32_t dbox_get_uidvalidity_next(struct mailbox_list *list)
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31 {
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32 const char *path;
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33
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34 path = mailbox_list_get_path(list, NULL,
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35 MAILBOX_LIST_PATH_TYPE_CONTROL);
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36 path = t_strconcat(path, "/"DBOX_UIDVALIDITY_FILE_NAME, NULL);
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37 return mailbox_uidvalidity_next(list, path);
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38 }
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39
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40 void dbox_notify_changes(struct mailbox *box)
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41 {
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42 const char *dir, *path;
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43
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44 if (box->notify_callback == NULL)
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45 index_mailbox_check_remove_all(box);
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46 else {
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47 dir = mailbox_list_get_path(box->list, box->name,
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48 MAILBOX_LIST_PATH_TYPE_INDEX);
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49 path = t_strdup_printf("%s/"DBOX_INDEX_PREFIX".log", dir);
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50 index_mailbox_check_add(box, path);
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51 }
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52 }
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53
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54 static bool
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55 dbox_cleanup_if_exists(struct mailbox_list *list, const char *path)
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56 {
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57 struct stat st;
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58
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59 if (stat(path, &st) < 0)
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60 return FALSE;
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61
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62 /* check once in a while if there are temp files to clean up */
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63 if (st.st_atime > st.st_ctime + DBOX_TMP_DELETE_SECS) {
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64 /* there haven't been any changes to this directory since we
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65 last checked it. */
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66 } else if (st.st_atime < ioloop_time - DBOX_TMP_SCAN_SECS) {
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67 /* time to scan */
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68 const char *prefix =
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69 mailbox_list_get_global_temp_prefix(list);
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70
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71 (void)unlink_old_files(path, prefix,
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72 ioloop_time - DBOX_TMP_DELETE_SECS);
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73 }
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74 return TRUE;
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75 }
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76
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77 static int dbox_mailbox_create_indexes(struct mailbox *box,
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78 const struct mailbox_update *update)
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79 {
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80 struct dbox_storage *storage = (struct dbox_storage *)box->storage;
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81 const char *origin;
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82 mode_t mode;
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83 gid_t gid;
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84
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85 mailbox_list_get_dir_permissions(box->list, NULL, &mode, &gid, &origin);
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86 if (mkdir_parents_chgrp(box->path, mode, gid, origin) == 0) {
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87 /* create indexes immediately with the dbox header */
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88 if (index_storage_mailbox_open(box, FALSE) < 0)
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89 return -1;
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90 if (storage->v.mailbox_create_indexes(box, update) < 0)
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91 return -1;
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92 } else if (errno != EEXIST) {
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93 if (!mail_storage_set_error_from_errno(box->storage)) {
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94 mail_storage_set_critical(box->storage,
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95 "mkdir(%s) failed: %m", box->path);
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96 }
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97 return -1;
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98 }
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99 return 0;
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100 }
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101
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102 int dbox_mailbox_open(struct mailbox *box)
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103 {
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104 if (box->input != NULL) {
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105 mail_storage_set_critical(box->storage,
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106 "dbox doesn't support streamed mailboxes");
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107 return -1;
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108 }
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109
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110 if (dbox_cleanup_if_exists(box->list, box->path)) {
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111 return index_storage_mailbox_open(box, FALSE);
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112 } else if (errno == ENOENT) {
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113 if (strcmp(box->name, "INBOX") == 0 &&
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114 (box->list->ns->flags & NAMESPACE_FLAG_INBOX) != 0) {
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115 /* INBOX always exists, create it */
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116 if (dbox_mailbox_create_indexes(box, NULL) < 0)
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117 return -1;
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118 return box->opened ? 0 :
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119 index_storage_mailbox_open(box, FALSE);
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Timo Sirainen <tss@iki.fi>
parents:
diff changeset
120 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
121
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
122 mail_storage_set_error(box->storage, MAIL_ERROR_NOTFOUND,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
123 T_MAIL_ERR_MAILBOX_NOT_FOUND(box->name));
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
124 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
125 } else if (errno == EACCES) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
126 mail_storage_set_critical(box->storage, "%s",
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
127 mail_error_eacces_msg("stat", box->path));
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
128 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
129 } else {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
130 mail_storage_set_critical(box->storage,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
131 "stat(%s) failed: %m", box->path);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
132 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
133 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
134 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
135
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
136 static const char *
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
137 dbox_get_alt_path(struct mailbox_list *list, const char *path)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
138 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
139 struct mail_storage *storage = list->ns->storage;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
140 const char *root;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
141 unsigned int len;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
142
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
143 if (list->set.alt_dir == NULL ||
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
144 (storage->class_flags & MAIL_STORAGE_CLASS_FLAG_UNIQUE_ROOT) != 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
145 return NULL;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
146
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
147 root = mailbox_list_get_path(list, NULL, MAILBOX_LIST_PATH_TYPE_DIR);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
148 len = strlen(root);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
149 if (strncmp(path, root, len) != 0 && path[len] == '/') {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
150 /* can't determine the alt path - shouldn't happen */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
151 return NULL;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
152 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
153 return t_strconcat(list->set.alt_dir, path + len, NULL);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
154 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
155
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
156 int dbox_mailbox_create(struct mailbox *box,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
157 const struct mailbox_update *update, bool directory)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
158 {
10653
5fe70b5da1b8 lib-storage: Moved mailbox directory creation code to mailbox_list backend.
Timo Sirainen <tss@iki.fi>
parents: 10652
diff changeset
159 struct dbox_storage *storage = (struct dbox_storage *)box->storage;
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
160
10653
5fe70b5da1b8 lib-storage: Moved mailbox directory creation code to mailbox_list backend.
Timo Sirainen <tss@iki.fi>
parents: 10652
diff changeset
161 if (directory &&
5fe70b5da1b8 lib-storage: Moved mailbox directory creation code to mailbox_list backend.
Timo Sirainen <tss@iki.fi>
parents: 10652
diff changeset
162 (box->list->props & MAILBOX_LIST_PROP_NO_NOSELECT) == 0)
5fe70b5da1b8 lib-storage: Moved mailbox directory creation code to mailbox_list backend.
Timo Sirainen <tss@iki.fi>
parents: 10652
diff changeset
163 return 0;
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
164
10660
56b1d4dd9c7d lib-storage: *_mailboxes don't descend from index_mailbox anymore, it's now a context.
Timo Sirainen <tss@iki.fi>
parents: 10653
diff changeset
165 if (index_storage_mailbox_open(box, FALSE) < 0)
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
166 return -1;
10653
5fe70b5da1b8 lib-storage: Moved mailbox directory creation code to mailbox_list backend.
Timo Sirainen <tss@iki.fi>
parents: 10652
diff changeset
167 if (storage->v.mailbox_create_indexes(box, update) < 0)
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
168 return -1;
10653
5fe70b5da1b8 lib-storage: Moved mailbox directory creation code to mailbox_list backend.
Timo Sirainen <tss@iki.fi>
parents: 10652
diff changeset
169 return 0;
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
170 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
171
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
172 int dbox_list_iter_is_mailbox(struct mailbox_list_iterate_context *ctx ATTR_UNUSED,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
173 const char *dir, const char *fname,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
174 const char *mailbox_name ATTR_UNUSED,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
175 enum mailbox_list_file_type type,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
176 enum mailbox_info_flags *flags)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
177 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
178 const char *path, *maildir_path;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
179 struct stat st, st2;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
180 int ret = 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
181
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
182 /* try to avoid stat() with these checks */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
183 if (type != MAILBOX_LIST_FILE_TYPE_DIR &&
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
184 type != MAILBOX_LIST_FILE_TYPE_SYMLINK &&
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
185 type != MAILBOX_LIST_FILE_TYPE_UNKNOWN) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
186 /* it's a file */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
187 *flags |= MAILBOX_NOSELECT | MAILBOX_NOINFERIORS;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
188 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
189 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
190
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
191 /* need to stat() then */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
192 path = t_strconcat(dir, "/", fname, NULL);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
193 if (stat(path, &st) == 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
194 if (!S_ISDIR(st.st_mode)) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
195 /* non-directory */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
196 *flags |= MAILBOX_NOSELECT | MAILBOX_NOINFERIORS;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
197 ret = 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
198 } else if (st.st_nlink == 2) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
199 /* no subdirectories */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
200 *flags |= MAILBOX_NOCHILDREN;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
201 } else if (*ctx->list->set.maildir_name != '\0') {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
202 /* default configuration: we have one directory
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
203 containing the mailboxes. if there are 3 links,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
204 either this is a selectable mailbox without children
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
205 or non-selectable mailbox with children */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
206 if (st.st_nlink > 3)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
207 *flags |= MAILBOX_CHILDREN;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
208 } else {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
209 /* non-default configuration: all subdirectories are
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
210 child mailboxes. */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
211 if (st.st_nlink > 2)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
212 *flags |= MAILBOX_CHILDREN;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
213 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
214 } else if (errno == ENOENT) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
215 /* doesn't exist - probably a non-existing subscribed mailbox */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
216 *flags |= MAILBOX_NONEXISTENT;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
217 } else {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
218 /* non-selectable. probably either access denied, or symlink
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
219 destination not found. don't bother logging errors. */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
220 *flags |= MAILBOX_NOSELECT;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
221 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
222 if ((*flags & (MAILBOX_NOSELECT | MAILBOX_NONEXISTENT)) == 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
223 /* make sure it's a selectable mailbox */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
224 maildir_path = t_strconcat(path, "/",
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
225 ctx->list->set.maildir_name, NULL);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
226 if (stat(maildir_path, &st2) < 0 || !S_ISDIR(st2.st_mode))
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
227 *flags |= MAILBOX_NOSELECT;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
228 if (st.st_nlink == 3 && *ctx->list->set.maildir_name != '\0') {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
229 /* now we know what link count 3 means. */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
230 if ((*flags & MAILBOX_NOSELECT) != 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
231 *flags |= MAILBOX_CHILDREN;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
232 else
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
233 *flags |= MAILBOX_NOCHILDREN;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
234 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
235 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
236 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
237 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
238
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
239 static int
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
240 dbox_list_rename_get_alt_paths(struct mailbox_list *oldlist,
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241 const char *oldname,
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242 struct mailbox_list *newlist,
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243 const char *newname,
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244 enum mailbox_list_path_type path_type,
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245 const char **oldpath_r, const char **newpath_r)
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246 {
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247 const char *path;
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248
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249 path = mailbox_list_get_path(oldlist, oldname, path_type);
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250 *oldpath_r = dbox_get_alt_path(oldlist, path);
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251 if (*oldpath_r == NULL)
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252 return 0;
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253
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254 path = mailbox_list_get_path(newlist, newname, path_type);
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255 *newpath_r = dbox_get_alt_path(newlist, path);
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256 if (*newpath_r == NULL) {
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257 /* destination dbox storage doesn't have alt-path defined.
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258 we can't do the rename easily. */
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259 mailbox_list_set_error(oldlist, MAIL_ERROR_NOTPOSSIBLE,
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260 "Can't rename mailboxes across specified storages.");
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261 return -1;
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262 }
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263 return 1;
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264 }
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265
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266 int dbox_list_rename_mailbox_pre(struct mailbox_list *oldlist,
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267 const char *oldname,
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268 struct mailbox_list *newlist,
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269 const char *newname)
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270 {
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271 const char *alt_oldpath, *alt_newpath;
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272 struct stat st;
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273 int ret;
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274
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275 ret = dbox_list_rename_get_alt_paths(oldlist, oldname, newlist, newname,
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276 MAILBOX_LIST_PATH_TYPE_DIR,
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277 &alt_oldpath, &alt_newpath);
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278 if (ret <= 0)
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279 return ret;
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280
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281 if (stat(alt_newpath, &st) == 0) {
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282 /* race condition or a directory left there lying around?
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283 safest to just report error. */
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284 mailbox_list_set_error(oldlist, MAIL_ERROR_EXISTS,
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285 "Target mailbox already exists");
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286 return -1;
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287 } else if (errno != ENOENT) {
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288 mailbox_list_set_critical(oldlist, "stat(%s) failed: %m",
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289 alt_newpath);
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290 return -1;
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291 }
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292 return 0;
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293 }
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294
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295 int dbox_list_rename_mailbox(struct mailbox_list *oldlist, const char *oldname,
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296 struct mailbox_list *newlist, const char *newname,
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297 bool rename_children)
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298 {
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299 enum mailbox_list_path_type path_type;
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300 const char *alt_oldpath, *alt_newpath, *path;
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301 int ret;
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302
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303 path_type = rename_children ? MAILBOX_LIST_PATH_TYPE_DIR :
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304 MAILBOX_LIST_PATH_TYPE_MAILBOX;
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305 ret = dbox_list_rename_get_alt_paths(oldlist, oldname, newlist, newname,
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306 path_type, &alt_oldpath,
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diff changeset
307 &alt_newpath);
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diff changeset
308 if (ret <= 0)
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309 return ret;
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310
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311 if (rename(alt_oldpath, alt_newpath) == 0) {
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312 /* ok */
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diff changeset
313 if (!rename_children) {
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diff changeset
314 path = mailbox_list_get_path(oldlist, oldname,
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315 MAILBOX_LIST_PATH_TYPE_DIR);
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diff changeset
316 if (rmdir(path) < 0 &&
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diff changeset
317 errno != ENOENT && errno != ENOTEMPTY) {
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diff changeset
318 mailbox_list_set_critical(oldlist,
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diff changeset
319 "rmdir(%s) failed: %m", path);
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320 }
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321 }
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322 } else if (errno != ENOENT) {
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323 /* renaming is done already, so just log the error */
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diff changeset
324 mailbox_list_set_critical(oldlist, "rename(%s, %s) failed: %m",
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diff changeset
325 alt_oldpath, alt_newpath);
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diff changeset
326 }
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327 return 0;
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328 }
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329
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
330 static const char *dbox_get_trash_dest(const char *trash_dir)
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331 {
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diff changeset
332 const char *path;
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diff changeset
333 unsigned char randbuf[16];
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diff changeset
334 struct stat st;
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diff changeset
335
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336 do {
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diff changeset
337 random_fill_weak(randbuf, sizeof(randbuf));
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diff changeset
338 path = t_strconcat(trash_dir, "/",
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339 binary_to_hex(randbuf, sizeof(randbuf)), NULL);
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340 } while (lstat(path, &st) == 0);
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341 return path;
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342 }
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diff changeset
343
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
344 int dbox_list_delete_mailbox1(struct mailbox_list *list, const char *name,
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diff changeset
345 const char **trash_dest_r)
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diff changeset
346 {
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diff changeset
347 struct stat st;
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diff changeset
348 const char *path, *trash_dir, *trash_dest;
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diff changeset
349 int ret;
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diff changeset
350
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
351 path = mailbox_list_get_path(list, name,
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diff changeset
352 MAILBOX_LIST_PATH_TYPE_MAILBOX);
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diff changeset
353 trash_dir = mailbox_list_get_path(list, NULL,
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diff changeset
354 MAILBOX_LIST_PATH_TYPE_DIR);
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diff changeset
355 trash_dir = t_strconcat(trash_dir, "/"DBOX_TRASH_DIR_NAME, NULL);
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diff changeset
356 trash_dest = *trash_dest_r = dbox_get_trash_dest(trash_dir);
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diff changeset
357
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
358 /* first try renaming the actual mailbox to trash directory */
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diff changeset
359 ret = rename(path, trash_dest);
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diff changeset
360 if (ret < 0 && errno == ENOENT) {
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diff changeset
361 /* either source mailbox doesn't exist or trash directory
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362 doesn't exist. try creating the trash and retrying. */
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363 const char *origin;
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364 mode_t mode;
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diff changeset
365 gid_t gid;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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366
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367 mailbox_list_get_dir_permissions(list, NULL, &mode,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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368 &gid, &origin);
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369 if (mkdir_parents_chgrp(trash_dir, mode, gid, origin) < 0 &&
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370 errno != EEXIST) {
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371 mailbox_list_set_critical(list,
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372 "mkdir(%s) failed: %m", trash_dir);
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373 return -1;
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374 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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375 ret = rename(path, trash_dest);
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376 }
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377 if (ret == 0)
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378 return 1;
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379 else if (errno != ENOENT) {
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380 mailbox_list_set_critical(list, "stat(%s) failed: %m", path);
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381 return -1;
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382 } else {
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383 /* mailbox not found - what about the directory? */
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384 path = mailbox_list_get_path(list, name,
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385 MAILBOX_LIST_PATH_TYPE_DIR);
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386 if (stat(path, &st) == 0) {
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387 /* delete the directory */
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388 } else if (errno == ENOENT) {
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389 mailbox_list_set_error(list, MAIL_ERROR_NOTFOUND,
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390 T_MAIL_ERR_MAILBOX_NOT_FOUND(name));
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391 return -1;
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392 } else if (!mailbox_list_set_error_from_errno(list)) {
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393 mailbox_list_set_critical(list, "stat(%s) failed: %m",
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394 path);
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395 return -1;
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396 }
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397 return 0;
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398 }
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Timo Sirainen <tss@iki.fi>
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399 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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400
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401 int dbox_list_delete_mailbox2(struct mailbox_list *list, const char *name,
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402 int ret, const char *trash_dest)
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403 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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404 const char *path, *alt_path;
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405 bool deleted = FALSE;
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406
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407 path = mailbox_list_get_path(list, name,
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408 MAILBOX_LIST_PATH_TYPE_MAILBOX);
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diff changeset
409 if (ret > 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
410 if (unlink_directory(trash_dest, TRUE) < 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
411 mailbox_list_set_critical(list,
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diff changeset
412 "unlink_directory(%s) failed: %m", trash_dest);
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diff changeset
413 ret = -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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414 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
415 /* if there's an alt path, delete it too */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
416 alt_path = dbox_get_alt_path(list, path);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
417 if (alt_path != NULL) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
418 if (unlink_directory(alt_path, TRUE) < 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
419 mailbox_list_set_critical(list,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff changeset
420 "unlink_directory(%s) failed: %m", alt_path);
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parents:
diff changeset
421 ret = -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
422 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
423 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
424 /* try to delete the parent directory also */
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diff changeset
425 deleted = TRUE;
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Timo Sirainen <tss@iki.fi>
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diff changeset
426 path = mailbox_list_get_path(list, name,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff changeset
427 MAILBOX_LIST_PATH_TYPE_DIR);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff changeset
428 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
429
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
430 alt_path = dbox_get_alt_path(list, path);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
431 if (alt_path != NULL)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
432 (void)rmdir(alt_path);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
433
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
434 if (rmdir(path) == 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
435 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
436 else if (errno == ENOTEMPTY) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
437 if (deleted)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
438 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
439 mailbox_list_set_error(list, MAIL_ERROR_NOTFOUND,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
440 t_strdup_printf("Directory %s isn't empty, "
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
441 "can't delete it.", name));
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
442 } else if (!mailbox_list_set_error_from_errno(list)) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
443 mailbox_list_set_critical(list, "rmdir() failed for %s: %m",
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
444 path);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
445 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
446 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
447 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
448