2 #include "database-private.h"
3 #include "parse-time-vrp.h"
5 #if HAVE_XAPIAN_DB_RETRY_LOCK
6 #define DB_ACTION (Xapian::DB_CREATE_OR_OPEN | Xapian::DB_RETRY_LOCK)
8 #define DB_ACTION Xapian::DB_CREATE_OR_OPEN
12 notmuch_database_open (const char *path,
13 notmuch_database_mode_t mode,
14 notmuch_database_t **database)
16 char *status_string = NULL;
17 notmuch_status_t status;
19 status = notmuch_database_open_verbose (path, mode, database,
23 fputs (status_string, stderr);
31 notmuch_database_open_verbose (const char *path,
32 notmuch_database_mode_t mode,
33 notmuch_database_t **database,
36 return notmuch_database_open_with_config (path, mode, "", NULL,
37 database, status_string);
42 const char *xdg_root_variable,
43 const char *xdg_prefix,
44 const char *profile_name)
46 const char *xdg_root = getenv (xdg_root_variable);
49 const char *home = getenv ("HOME");
51 if (! home) return NULL;
53 xdg_root = talloc_asprintf (ctx,
60 profile_name = getenv ("NOTMUCH_PROFILE");
63 profile_name = "default";
65 return talloc_asprintf (ctx,
71 static notmuch_status_t
72 _choose_hook_dir (notmuch_database_t *notmuch,
81 hook_dir = notmuch_config_get (notmuch, NOTMUCH_CONFIG_HOOK_DIR);
84 return NOTMUCH_STATUS_SUCCESS;
86 config = _xdg_dir (notmuch, "XDG_CONFIG_HOME", ".config", profile);
88 return NOTMUCH_STATUS_PATH_ERROR;
90 hook_dir = talloc_asprintf (notmuch, "%s/hooks", config);
92 err = stat (hook_dir, &st);
94 if (errno == ENOENT) {
95 const char *database_path = notmuch_database_get_path (notmuch);
96 hook_dir = talloc_asprintf (notmuch, "%s/.notmuch/hooks", database_path);
98 IGNORE_RESULT (asprintf (message, "Error: Cannot stat %s: %s.\n",
99 hook_dir, strerror (errno)));
100 return NOTMUCH_STATUS_FILE_ERROR;
104 _notmuch_config_cache (notmuch, NOTMUCH_CONFIG_HOOK_DIR, hook_dir);
106 return NOTMUCH_STATUS_SUCCESS;
109 static notmuch_status_t
110 _load_key_file (const char *path,
114 notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
115 void *local = talloc_new (NULL);
117 if (path && EMPTY_STRING (path))
121 path = getenv ("NOTMUCH_CONFIG");
124 const char *dir = _xdg_dir (local, "XDG_CONFIG_HOME", ".config", profile);
127 path = talloc_asprintf (local, "%s/config", dir);
128 if (access (path, R_OK) != 0)
134 const char *home = getenv ("HOME");
136 path = talloc_asprintf (local, "%s/.notmuch-config", home);
139 profile = getenv ("NOTMUCH_PROFILE");
142 path = talloc_asprintf (local, "%s.%s", path, profile);
145 *key_file = g_key_file_new ();
146 if (! g_key_file_load_from_file (*key_file, path, G_KEY_FILE_NONE, NULL)) {
147 status = NOTMUCH_STATUS_NO_CONFIG;
155 static notmuch_status_t
156 _choose_database_path (void *ctx,
157 const char *config_path,
160 const char **database_path,
163 notmuch_status_t status;
165 status = _load_key_file (config_path, profile, key_file);
167 *message = strdup ("Error: cannot load config file.\n");
171 if (! *database_path) {
172 *database_path = getenv ("NOTMUCH_DATABASE");
175 if (! *database_path && *key_file) {
176 char *path = g_key_file_get_value (*key_file, "database", "path", NULL);
178 *database_path = talloc_strdup (ctx, path);
183 if (*database_path == NULL) {
184 *message = strdup ("Error: Cannot open a database for a NULL path.\n");
185 return NOTMUCH_STATUS_NULL_POINTER;
188 if (*database_path[0] != '/') {
189 *message = strdup ("Error: Database path must be absolute.\n");
190 return NOTMUCH_STATUS_PATH_ERROR;
192 return NOTMUCH_STATUS_SUCCESS;
198 notmuch_database_t *notmuch;
200 notmuch = talloc_zero (NULL, notmuch_database_t);
204 notmuch->exception_reported = false;
205 notmuch->status_string = NULL;
206 notmuch->writable_xapian_db = NULL;
207 notmuch->atomic_nesting = 0;
213 notmuch_database_open_with_config (const char *database_path,
214 notmuch_database_mode_t mode,
215 const char *config_path,
217 notmuch_database_t **database,
218 char **status_string)
220 notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
221 void *local = talloc_new (NULL);
222 notmuch_database_t *notmuch = NULL;
223 char *notmuch_path, *incompat_features;
224 char *message = NULL;
227 unsigned int version;
228 GKeyFile *key_file = NULL;
229 static int initialized = 0;
231 notmuch = _alloc_notmuch ();
233 status = NOTMUCH_STATUS_OUT_OF_MEMORY;
237 if ((status = _choose_database_path (local, config_path, profile,
238 &key_file, &database_path, &message)))
241 notmuch->path = talloc_strdup (notmuch, database_path);
242 strip_trailing (notmuch->path, '/');
244 if (! (notmuch_path = talloc_asprintf (local, "%s/%s", database_path, ".notmuch"))) {
245 message = strdup ("Out of memory\n");
246 status = NOTMUCH_STATUS_OUT_OF_MEMORY;
250 err = stat (notmuch_path, &st);
252 IGNORE_RESULT (asprintf (&message, "Error opening database at %s: %s\n",
253 notmuch_path, strerror (errno)));
254 status = NOTMUCH_STATUS_FILE_ERROR;
258 if (! (notmuch->xapian_path = talloc_asprintf (notmuch, "%s/%s", notmuch_path, "xapian"))) {
259 message = strdup ("Out of memory\n");
260 status = NOTMUCH_STATUS_OUT_OF_MEMORY;
264 /* Initialize the GLib type system and threads */
265 #if ! GLIB_CHECK_VERSION (2, 35, 1)
269 /* Initialize gmime */
276 std::string last_thread_id;
277 std::string last_mod;
279 if (mode == NOTMUCH_DATABASE_MODE_READ_WRITE) {
280 notmuch->writable_xapian_db = new Xapian::WritableDatabase (notmuch->xapian_path,
282 notmuch->xapian_db = notmuch->writable_xapian_db;
284 notmuch->xapian_db = new Xapian::Database (notmuch->xapian_path);
287 /* Check version. As of database version 3, we represent
288 * changes in terms of features, so assume a version bump
289 * means a dramatically incompatible change. */
290 version = notmuch_database_get_version (notmuch);
291 if (version > NOTMUCH_DATABASE_VERSION) {
292 IGNORE_RESULT (asprintf (&message,
293 "Error: Notmuch database at %s\n"
294 " has a newer database format version (%u) than supported by this\n"
295 " version of notmuch (%u).\n",
296 notmuch_path, version, NOTMUCH_DATABASE_VERSION));
297 notmuch_database_destroy (notmuch);
299 status = NOTMUCH_STATUS_FILE_ERROR;
303 /* Check features. */
304 incompat_features = NULL;
305 notmuch->features = _notmuch_database_parse_features (
306 local, notmuch->xapian_db->get_metadata ("features").c_str (),
307 version, mode == NOTMUCH_DATABASE_MODE_READ_WRITE ? 'w' : 'r',
309 if (incompat_features) {
310 IGNORE_RESULT (asprintf (&message,
311 "Error: Notmuch database at %s\n"
312 " requires features (%s)\n"
313 " not supported by this version of notmuch.\n",
314 notmuch_path, incompat_features));
315 notmuch_database_destroy (notmuch);
317 status = NOTMUCH_STATUS_FILE_ERROR;
321 notmuch->last_doc_id = notmuch->xapian_db->get_lastdocid ();
322 last_thread_id = notmuch->xapian_db->get_metadata ("last_thread_id");
323 if (last_thread_id.empty ()) {
324 notmuch->last_thread_id = 0;
329 str = last_thread_id.c_str ();
330 notmuch->last_thread_id = strtoull (str, &end, 16);
332 INTERNAL_ERROR ("Malformed database last_thread_id: %s", str);
335 /* Get current highest revision number. */
336 last_mod = notmuch->xapian_db->get_value_upper_bound (
337 NOTMUCH_VALUE_LAST_MOD);
338 if (last_mod.empty ())
339 notmuch->revision = 0;
341 notmuch->revision = Xapian::sortable_unserialise (last_mod);
342 notmuch->uuid = talloc_strdup (
343 notmuch, notmuch->xapian_db->get_uuid ().c_str ());
345 notmuch->query_parser = new Xapian::QueryParser;
346 notmuch->term_gen = new Xapian::TermGenerator;
347 notmuch->term_gen->set_stemmer (Xapian::Stem ("english"));
348 notmuch->value_range_processor = new Xapian::NumberRangeProcessor (NOTMUCH_VALUE_TIMESTAMP);
349 notmuch->date_range_processor = new ParseTimeRangeProcessor (NOTMUCH_VALUE_TIMESTAMP,
351 notmuch->last_mod_range_processor = new Xapian::NumberRangeProcessor (NOTMUCH_VALUE_LAST_MOD,
353 notmuch->query_parser->set_default_op (Xapian::Query::OP_AND);
354 notmuch->query_parser->set_database (*notmuch->xapian_db);
355 notmuch->query_parser->set_stemmer (Xapian::Stem ("english"));
356 notmuch->query_parser->set_stemming_strategy (Xapian::QueryParser::STEM_SOME);
357 notmuch->query_parser->add_rangeprocessor (notmuch->value_range_processor);
358 notmuch->query_parser->add_rangeprocessor (notmuch->date_range_processor);
359 notmuch->query_parser->add_rangeprocessor (notmuch->last_mod_range_processor);
361 /* Configuration information is needed to set up query parser */
362 status = _notmuch_config_load_from_database (notmuch);
367 status = _notmuch_config_load_from_file (notmuch, key_file);
371 status = _choose_hook_dir (notmuch, profile, &message);
375 status = _notmuch_config_load_defaults (notmuch);
379 status = _notmuch_database_setup_standard_query_fields (notmuch);
383 status = _notmuch_database_setup_user_query_fields (notmuch);
387 } catch (const Xapian::Error &error) {
388 IGNORE_RESULT (asprintf (&message, "A Xapian exception occurred opening database: %s\n",
389 error.get_msg ().c_str ()));
390 notmuch_database_destroy (notmuch);
392 status = NOTMUCH_STATUS_XAPIAN_EXCEPTION;
399 g_key_file_free (key_file);
403 *status_string = message;
411 talloc_free (notmuch);
414 notmuch->open = true;
420 notmuch_database_create (const char *path, notmuch_database_t **database)
422 char *status_string = NULL;
423 notmuch_status_t status;
425 status = notmuch_database_create_verbose (path, database,
429 fputs (status_string, stderr);
430 free (status_string);
437 notmuch_database_create_verbose (const char *path,
438 notmuch_database_t **database,
439 char **status_string)
441 return notmuch_database_create_with_config (path, "", NULL, database, status_string);
445 notmuch_database_create_with_config (const char *database_path,
446 const char *config_path,
448 notmuch_database_t **database,
449 char **status_string)
451 notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
452 notmuch_database_t *notmuch = NULL;
453 char *notmuch_path = NULL;
454 char *message = NULL;
455 GKeyFile *key_file = NULL;
458 void *local = talloc_new (NULL);
460 if ((status = _choose_database_path (local, config_path, profile,
461 &key_file, &database_path, &message)))
464 err = stat (database_path, &st);
466 IGNORE_RESULT (asprintf (&message, "Error: Cannot create database at %s: %s.\n",
467 database_path, strerror (errno)));
468 status = NOTMUCH_STATUS_FILE_ERROR;
472 if (! S_ISDIR (st.st_mode)) {
473 IGNORE_RESULT (asprintf (&message, "Error: Cannot create database at %s: "
474 "Not a directory.\n",
476 status = NOTMUCH_STATUS_FILE_ERROR;
480 notmuch_path = talloc_asprintf (local, "%s/%s", database_path, ".notmuch");
482 err = mkdir (notmuch_path, 0755);
484 if (errno == EEXIST) {
485 status = NOTMUCH_STATUS_DATABASE_EXISTS;
487 IGNORE_RESULT (asprintf (&message, "Error: Cannot create directory %s: %s.\n",
488 notmuch_path, strerror (errno)));
489 status = NOTMUCH_STATUS_FILE_ERROR;
494 /* XXX this reads the config file twice, which is a bit wasteful */
495 status = notmuch_database_open_with_config (database_path,
496 NOTMUCH_DATABASE_MODE_READ_WRITE,
503 /* Upgrade doesn't add these feature to existing databases, but
504 * new databases have them. */
505 notmuch->features |= NOTMUCH_FEATURE_FROM_SUBJECT_ID_VALUES;
506 notmuch->features |= NOTMUCH_FEATURE_INDEXED_MIMETYPES;
507 notmuch->features |= NOTMUCH_FEATURE_UNPREFIX_BODY_ONLY;
509 status = notmuch_database_upgrade (notmuch, NULL, NULL);
511 notmuch_database_close (notmuch);
519 g_key_file_free (key_file);
523 *status_string = message;
530 talloc_free (notmuch);
535 notmuch_database_reopen (notmuch_database_t *notmuch,
536 notmuch_database_mode_t new_mode)
538 notmuch_database_mode_t cur_mode = _notmuch_database_mode (notmuch);
540 if (notmuch->xapian_db == NULL) {
541 _notmuch_database_log (notmuch, "Cannot reopen closed or nonexistent database\n");
542 return NOTMUCH_STATUS_ILLEGAL_ARGUMENT;
546 if (cur_mode == new_mode &&
547 new_mode == NOTMUCH_DATABASE_MODE_READ_ONLY) {
548 notmuch->xapian_db->reopen ();
550 notmuch->xapian_db->close ();
552 delete notmuch->xapian_db;
553 notmuch->xapian_db = NULL;
554 /* no need to free the same object twice */
555 notmuch->writable_xapian_db = NULL;
557 if (new_mode == NOTMUCH_DATABASE_MODE_READ_WRITE) {
558 notmuch->writable_xapian_db = new Xapian::WritableDatabase (notmuch->xapian_path,
560 notmuch->xapian_db = notmuch->writable_xapian_db;
562 notmuch->xapian_db = new Xapian::Database (notmuch->xapian_path,
566 } catch (const Xapian::Error &error) {
567 if (! notmuch->exception_reported) {
568 _notmuch_database_log (notmuch, "Error: A Xapian exception reopening database: %s\n",
569 error.get_msg ().c_str ());
570 notmuch->exception_reported = true;
572 return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
576 notmuch->open = true;
577 return NOTMUCH_STATUS_SUCCESS;