2 Copyright (c) 2012 Frank Lahm <franklahm@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
17 #endif /* HAVE_CONFIG_H */
23 #include <tracker-sparql.h>
24 #include <libtracker-miner/tracker-miner.h>
26 #include <atalk/util.h>
27 #include <atalk/errchk.h>
28 #include <atalk/logger.h>
29 #include <atalk/unix.h>
30 #include <atalk/spotlight.h>
32 #include "slmod_sparql_parser.h"
34 #define MAX_SL_RESULTS 20
36 static TrackerSparqlConnection *connection;
38 static TrackerMinerManager *manager;
41 static char *tracker_to_unix_path(const char *uri)
47 EC_NULL_LOG( f = g_file_new_for_uri(uri) );
48 EC_NULL_LOG( path = g_file_get_path(f) );
58 static int sl_mod_init(void *p)
64 LOG(log_info, logtype_sl, "Initializing Spotlight module");
67 setenv("DBUS_SESSION_BUS_ADDRESS", "unix:path=" _PATH_STATEDIR "/spotlight.ipc", 1);
68 setenv("TRACKER_SPARQL_BACKEND", "bus", 1);
71 setenv("TRACKER_VERBOSITY", "3", 1);
72 dup2(type_configs[logtype_sl].fd, 1);
73 dup2(type_configs[logtype_sl].fd, 2);
77 connection = tracker_sparql_connection_get(NULL, &error);
78 #if 0 /* this may hang, so disable it as we don't use the miner anyway */
79 manager = tracker_miner_manager_new_full(FALSE, &error);
84 LOG(log_error, logtype_sl, "Couldn't obtain a direct connection to the Tracker store: %s",
85 error ? error->message : "unknown error");
86 g_clear_error(&error);
92 LOG(log_error, logtype_sl, "Couldn't connect to Tracker miner");
93 g_clear_error(&error);
103 static void tracker_cb(GObject *source_object, GAsyncResult *res, gpointer user_data)
105 slq_t *slq = user_data;
106 TrackerSparqlCursor *cursor;
107 GError *error = NULL;
109 LOG(log_debug, logtype_sl, "tracker_cb");
111 cursor = tracker_sparql_connection_query_finish(connection, res, &error);
114 LOG(log_error, logtype_sl, "sl_mod_fetch_result: Couldn't query the Tracker Store: '%s'",
115 error ? error->message : "unknown error");
116 g_clear_error(&error);
120 slq->slq_tracker_cursor = cursor;
123 static int sl_mod_start_search(void *p)
128 GError *error = NULL;
130 LOG(log_debug, logtype_sl, "sl_mod_start_search: Spotlight query string: \"%s\"", slq->slq_qstring);
132 EC_ZERO_LOGSTR( map_spotlight_to_sparql_query(slq, &sparql_query),
133 "Mapping Spotlight query failed: \"%s\"", slq->slq_qstring );
134 LOG(log_debug, logtype_sl, "sl_mod_start_search: SPARQL query: \"%s\"", sparql_query);
137 /* Start the async query */
138 tracker_sparql_connection_query_async(connection, sparql_query, NULL, tracker_cb, slq);
142 slq->slq_tracker_cursor = tracker_sparql_connection_query(connection, sparql_query, NULL, &error);
146 LOG(log_error, logtype_sl, "Couldn't query the Tracker Store: '%s'",
147 error ? error->message : "unknown error");
148 g_clear_error(&error);
151 slq->slq_state = SLQ_STATE_RUNNING;
157 static int add_filemeta(sl_array_t *reqinfo, sl_array_t *fm_array, cnid_t id, const char *path, const struct stat *sp)
166 if ((metacount = talloc_array_length(reqinfo->dd_talloc_array)) == 0) {
167 dalloc_add_copy(fm_array, &nil, sl_nil_t);
171 LOG(log_debug, logtype_sl, "add_filemeta: metadata count: %d", metacount);
173 meta = talloc_zero(fm_array, sl_array_t);
175 for (i = 0; i < metacount; i++) {
176 if (STRCMP(reqinfo->dd_talloc_array[i], ==, "kMDItemDisplayName") ||
177 STRCMP(reqinfo->dd_talloc_array[i], ==, "kMDItemFSName")) {
179 if ((p = strrchr(path, '/'))) {
180 name = dalloc_strdup(meta, p + 1);
181 dalloc_add(meta, name, "char *");
183 } else if (STRCMP(reqinfo->dd_talloc_array[i], ==, "kMDItemFSSize")) {
184 uint64 = sp->st_size;
185 dalloc_add_copy(meta, &uint64, uint64_t);
186 } else if (STRCMP(reqinfo->dd_talloc_array[i], ==, "kMDItemFSOwnerUserID")) {
188 dalloc_add_copy(meta, &uint64, uint64_t);
189 } else if (STRCMP(reqinfo->dd_talloc_array[i], ==, "kMDItemFSOwnerGroupID")) {
191 dalloc_add_copy(meta, &uint64, uint64_t);
192 } else if (STRCMP(reqinfo->dd_talloc_array[i], ==, "kMDItemFSContentChangeDate")) {
193 sl_time.tv_sec = sp->st_mtime;
194 dalloc_add_copy(meta, &sl_time, sl_time_t);
196 dalloc_add_copy(meta, &nil, sl_nil_t);
200 dalloc_add(fm_array, meta, sl_array_t);
206 static int cnid_cmp_fn(const void *p1, const void *p2)
208 const uint64_t *cnid1 = p1, *cnid2 = p2;
209 if (*cnid1 == *cnid2)
217 static int sl_mod_fetch_result(void *p)
221 GError *error = NULL;
228 sl_array_t *fm_array;
231 gboolean qres, firstmatch = true;
233 if (!slq->slq_tracker_cursor) {
234 LOG(log_debug, logtype_sl, "sl_mod_fetch_result: no results found");
239 cnids = talloc_zero(slq->slq_reply, sl_cnids_t);
240 cnids->ca_cnids = talloc_zero(cnids, DALLOC_CTX);
241 cnids->ca_unkn1 = 0xadd;
242 cnids->ca_context = slq->slq_ctx2;
244 /* Prepare FileMeta */
245 fm = talloc_zero(slq->slq_reply, sl_filemeta_t);
246 fm_array = talloc_zero(fm, sl_array_t);
247 /* For some reason the list of results always starts with a nil entry */
248 dalloc_add_copy(fm_array, &nil, sl_nil_t);
249 dalloc_add(fm, fm_array, sl_array_t);
251 LOG(log_debug, logtype_sl, "sl_mod_fetch_result: now interating Tracker results cursor");
253 while ((slq->slq_state == SLQ_STATE_RUNNING) && (i <= MAX_SL_RESULTS)) {
255 qres = tracker_sparql_cursor_next(slq->slq_tracker_cursor, NULL, &error);
263 /* For some reason the list of results always starts with a nil entry */
264 dalloc_add_copy(fm_array, &nil, sl_nil_t);
270 uri = tracker_sparql_cursor_get_string(slq->slq_tracker_cursor, 0, NULL);
273 EC_NULL_LOG( path = tracker_to_unix_path(uri) );
275 if ((id = cnid_for_path(slq->slq_vol->v_cdb, slq->slq_vol->v_path, path, &did)) == CNID_INVALID) {
276 LOG(log_debug, logtype_sl, "sl_mod_fetch_result: cnid_for_path error: %s", path);
279 LOG(log_debug, logtype_sl, "Result %d: CNID: %" PRIu32 ", path: \"%s\"", i, ntohl(id), path);
282 if (slq->slq_cnids) {
283 if (!bsearch(&uint64, slq->slq_cnids, slq->slq_cnids_num, sizeof(uint64_t), cnid_cmp_fn))
288 if (stat(path, &sb) != 0)
291 dalloc_add_copy(cnids->ca_cnids, &uint64, uint64_t);
292 add_filemeta(slq->slq_reqinfo, fm_array, id, path, &sb);
300 LOG(log_error, logtype_sl, "Couldn't query the Tracker Store: '%s'",
301 error ? error->message : "unknown error");
302 g_clear_error (&error);
306 if (i < MAX_SL_RESULTS)
307 slq->slq_state = SLQ_STATE_DONE;
309 uint64 = (i > 0) ? 35 : 0; /* OS X AFP server returns 35 here if results are found */
310 dalloc_add_copy(slq->slq_reply, &uint64, uint64_t);
311 dalloc_add(slq->slq_reply, cnids, sl_cnids_t);
312 dalloc_add(slq->slq_reply, fm, sl_filemeta_t);
316 if (slq->slq_tracker_cursor) {
317 g_object_unref(slq->slq_tracker_cursor);
318 slq->slq_tracker_cursor = NULL;
324 /* Free ressources allocated in this module */
325 static int sl_mod_close_query(void *p)
330 if (slq->slq_tracker_cursor) {
331 g_object_unref(slq->slq_tracker_cursor);
332 slq->slq_tracker_cursor = NULL;
339 static int sl_mod_fetch_attrs(void *p)
344 sl_array_t *fm_array;
347 LOG(log_debug, logtype_sl, "sl_mod_fetch_attrs(\"%s\")", slq->slq_path);
350 EC_ZERO( stat(slq->slq_path, &sb) );
352 /* Prepare FileMeta */
353 fm = talloc_zero(slq->slq_reply, sl_filemeta_t);
354 fm_array = talloc_zero(fm, sl_array_t);
355 dalloc_add(fm, fm_array, fm_array_t);
356 /* For some reason the list of results always starts with a nil entry */
357 dalloc_add_copy(fm_array, &nil, sl_nil_t);
359 add_filemeta(slq->slq_reqinfo, fm_array, CNID_INVALID, slq->slq_path, &sb);
362 dalloc_add(slq->slq_reply, fm, sl_filemeta_t);
368 static int sl_mod_error(void *p)
376 if (slq->slq_tracker_cursor) {
377 g_object_unref(slq->slq_tracker_cursor);
378 slq->slq_tracker_cursor = NULL;
385 static int sl_mod_index_file(const void *p)
388 * This seems to cause index problems on volumes that are watched and indexed
389 * by Tracker, so we disable this extra manual indexing for now.
390 * It's primary pupose was ensuring files created via AFP are indexed on large
391 * volumes where the filesystem event notification engine (eg FAM or FEN) may
392 * impose limits on the maximum number of watched directories.
397 #ifdef HAVE_TRACKER_MINER
404 GError *error = NULL;
407 file = g_file_new_for_commandline_arg(f);
410 tracker_miner_manager_index_file(manager, file, &error);
414 LOG(log_error, logtype_sl, "sl_mod_index_file(\"%s\"): indexing failed", f);
416 LOG(log_debug, logtype_sl, "sl_mod_index_file(\"%s\"): indexing file was successful", f);
420 g_object_unref(file);
424 #endif /* HAVE_TRACKER_MINER */
428 struct sl_module_export sl_mod = {