diff options
author | Martin Schanzenbach <schanzen@gnunet.org> | 2024-02-23 15:42:20 +0100 |
---|---|---|
committer | Martin Schanzenbach <schanzen@gnunet.org> | 2024-02-23 15:42:32 +0100 |
commit | 83dda01ce3bb6c9af87e73addc1275a542fc7fbd (patch) | |
tree | 15bb13d1ea4af12108741d02b1e821fbfbda4730 | |
parent | d8a247e343a85d0e184aeebdab9c26f85afb320c (diff) | |
download | gnunet-dev/schanzen/peerstore_cleanup.tar.gz gnunet-dev/schanzen/peerstore_cleanup.zip |
PEERSTORE: Deprecate and remove flat plugindev/schanzen/peerstore_cleanup
-rw-r--r-- | src/plugin/peerstore/Makefile.am | 25 | ||||
-rw-r--r-- | src/plugin/peerstore/plugin_peerstore_flat.c | 606 | ||||
-rw-r--r-- | src/plugin/peerstore/test_plugin_peerstore_flat.conf | 5 |
3 files changed, 2 insertions, 634 deletions
diff --git a/src/plugin/peerstore/Makefile.am b/src/plugin/peerstore/Makefile.am index 225e9a71e..7202aef84 100644 --- a/src/plugin/peerstore/Makefile.am +++ b/src/plugin/peerstore/Makefile.am | |||
@@ -11,18 +11,6 @@ if USE_COVERAGE | |||
11 | AM_CFLAGS = -fprofile-arcs -ftest-coverage | 11 | AM_CFLAGS = -fprofile-arcs -ftest-coverage |
12 | endif | 12 | endif |
13 | 13 | ||
14 | if HAVE_EXPERIMENTAL | ||
15 | FLAT_PLUGIN = libgnunet_plugin_peerstore_flat.la | ||
16 | FLAT_TESTS = test_plugin_peerstore_flat | ||
17 | libgnunet_plugin_peerstore_flat_la_SOURCES = \ | ||
18 | plugin_peerstore_flat.c | ||
19 | libgnunet_plugin_peerstore_flat_la_LIBADD = \ | ||
20 | $(top_builddir)/src/lib/util/libgnunetutil.la $(XLIBS) \ | ||
21 | $(LTLIBINTL) | ||
22 | libgnunet_plugin_peerstore_flat_la_LDFLAGS = \ | ||
23 | $(GN_PLUGIN_LDFLAGS) | ||
24 | endif | ||
25 | |||
26 | if HAVE_SQLITE | 14 | if HAVE_SQLITE |
27 | SQLITE_PLUGIN = libgnunet_plugin_peerstore_sqlite.la | 15 | SQLITE_PLUGIN = libgnunet_plugin_peerstore_sqlite.la |
28 | SQLITE_TESTS = test_plugin_peerstore_sqlite | 16 | SQLITE_TESTS = test_plugin_peerstore_sqlite |
@@ -38,8 +26,7 @@ libgnunet_plugin_peerstore_sqlite_la_LDFLAGS = \ | |||
38 | endif | 26 | endif |
39 | 27 | ||
40 | plugin_LTLIBRARIES = \ | 28 | plugin_LTLIBRARIES = \ |
41 | $(SQLITE_PLUGIN) \ | 29 | $(SQLITE_PLUGIN) |
42 | $(FLAT_PLUGIN) | ||
43 | 30 | ||
44 | test_plugin_peerstore_sqlite_SOURCES = \ | 31 | test_plugin_peerstore_sqlite_SOURCES = \ |
45 | test_plugin_peerstore.c | 32 | test_plugin_peerstore.c |
@@ -47,18 +34,10 @@ test_plugin_peerstore_sqlite_LDADD = \ | |||
47 | $(top_builddir)/src/service/testing/libgnunettesting.la \ | 34 | $(top_builddir)/src/service/testing/libgnunettesting.la \ |
48 | $(top_builddir)/src/lib/util/libgnunetutil.la | 35 | $(top_builddir)/src/lib/util/libgnunetutil.la |
49 | 36 | ||
50 | test_plugin_peerstore_flat_SOURCES = \ | ||
51 | test_plugin_peerstore.c | ||
52 | test_plugin_peerstore_flat_LDADD = \ | ||
53 | $(top_builddir)/src/service/testing/libgnunettesting.la \ | ||
54 | $(top_builddir)/src/lib/util/libgnunetutil.la | ||
55 | |||
56 | check_PROGRAMS = \ | 37 | check_PROGRAMS = \ |
57 | $(SQLITE_TESTS) \ | 38 | $(SQLITE_TESTS) |
58 | $(FLAT_TESTS) | ||
59 | 39 | ||
60 | EXTRA_DIST = \ | 40 | EXTRA_DIST = \ |
61 | test_plugin_peerstore_flat.conf \ | ||
62 | test_plugin_peerstore_sqlite.conf | 41 | test_plugin_peerstore_sqlite.conf |
63 | 42 | ||
64 | if ENABLE_TEST_RUN | 43 | if ENABLE_TEST_RUN |
diff --git a/src/plugin/peerstore/plugin_peerstore_flat.c b/src/plugin/peerstore/plugin_peerstore_flat.c deleted file mode 100644 index cc304d4db..000000000 --- a/src/plugin/peerstore/plugin_peerstore_flat.c +++ /dev/null | |||
@@ -1,606 +0,0 @@ | |||
1 | /* | ||
2 | * This file is part of GNUnet | ||
3 | * Copyright (C) 2015 Christian Grothoff (and other contributing authors) | ||
4 | * | ||
5 | * GNUnet is free software: you can redistribute it and/or modify it | ||
6 | * under the terms of the GNU Affero General Public License as published | ||
7 | * by the Free Software Foundation, either version 3 of the License, | ||
8 | * or (at your option) any later version. | ||
9 | * | ||
10 | * GNUnet is distributed in the hope that it will be useful, but | ||
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | * Affero General Public License for more details. | ||
14 | * | ||
15 | * You should have received a copy of the GNU Affero General Public License | ||
16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
17 | |||
18 | SPDX-License-Identifier: AGPL3.0-or-later | ||
19 | */ | ||
20 | |||
21 | /** | ||
22 | * @file peerstore/plugin_peerstore_flat.c | ||
23 | * @brief flat file-based peerstore backend | ||
24 | * @author Martin Schanzenbach | ||
25 | */ | ||
26 | |||
27 | #include "platform.h" | ||
28 | #include "gnunet_peerstore_plugin.h" | ||
29 | #include "gnunet_peerstore_service.h" | ||
30 | #include "../../service/peerstore/peerstore.h" | ||
31 | |||
32 | /** | ||
33 | * Context for all functions in this plugin. | ||
34 | */ | ||
35 | struct Plugin | ||
36 | { | ||
37 | /** | ||
38 | * Configuration handle | ||
39 | */ | ||
40 | const struct GNUNET_CONFIGURATION_Handle *cfg; | ||
41 | |||
42 | /** | ||
43 | * HashMap | ||
44 | */ | ||
45 | struct GNUNET_CONTAINER_MultiHashMap *hm; | ||
46 | |||
47 | /** | ||
48 | * Iterator | ||
49 | */ | ||
50 | GNUNET_PEERSTORE_Processor iter; | ||
51 | |||
52 | /** | ||
53 | * Iterator cls | ||
54 | */ | ||
55 | void *iter_cls; | ||
56 | |||
57 | /** | ||
58 | * iterator key | ||
59 | */ | ||
60 | const char *iter_key; | ||
61 | |||
62 | /** | ||
63 | * Iterator peer | ||
64 | */ | ||
65 | const struct GNUNET_PeerIdentity *iter_peer; | ||
66 | |||
67 | /** | ||
68 | * Iterator subsystem | ||
69 | */ | ||
70 | const char *iter_sub_system; | ||
71 | |||
72 | /** | ||
73 | * Iterator time | ||
74 | */ | ||
75 | struct GNUNET_TIME_Absolute iter_now; | ||
76 | |||
77 | /** | ||
78 | * Deleted entries | ||
79 | */ | ||
80 | uint64_t deleted_entries; | ||
81 | |||
82 | /** | ||
83 | * Expired entries | ||
84 | */ | ||
85 | uint64_t exp_changes; | ||
86 | |||
87 | /** | ||
88 | * Database filename. | ||
89 | */ | ||
90 | char *fn; | ||
91 | |||
92 | /** | ||
93 | * Result found bool | ||
94 | */ | ||
95 | int iter_result_found; | ||
96 | }; | ||
97 | |||
98 | |||
99 | static int | ||
100 | delete_entries (void *cls, | ||
101 | const struct GNUNET_HashCode *key, | ||
102 | void *value) | ||
103 | { | ||
104 | struct Plugin *plugin = cls; | ||
105 | struct GNUNET_PEERSTORE_Record *entry = value; | ||
106 | |||
107 | if (0 != strcmp (plugin->iter_key, entry->key)) | ||
108 | return GNUNET_YES; | ||
109 | if (0 != memcmp (plugin->iter_peer, | ||
110 | &entry->peer, | ||
111 | sizeof(struct GNUNET_PeerIdentity))) | ||
112 | return GNUNET_YES; | ||
113 | if (0 != strcmp (plugin->iter_sub_system, entry->sub_system)) | ||
114 | return GNUNET_YES; | ||
115 | |||
116 | GNUNET_CONTAINER_multihashmap_remove (plugin->hm, key, value); | ||
117 | plugin->deleted_entries++; | ||
118 | return GNUNET_YES; | ||
119 | } | ||
120 | |||
121 | |||
122 | /** | ||
123 | * Delete records with the given key | ||
124 | * | ||
125 | * @param cls closure (internal context for the plugin) | ||
126 | * @param sub_system name of sub system | ||
127 | * @param peer Peer identity (can be NULL) | ||
128 | * @param key entry key string (can be NULL) | ||
129 | * @return number of deleted records | ||
130 | */ | ||
131 | static int | ||
132 | peerstore_flat_delete_records (void *cls, const char *sub_system, | ||
133 | const struct GNUNET_PeerIdentity *peer, | ||
134 | const char *key) | ||
135 | { | ||
136 | struct Plugin *plugin = cls; | ||
137 | |||
138 | plugin->iter_sub_system = sub_system; | ||
139 | plugin->iter_peer = peer; | ||
140 | plugin->iter_key = key; | ||
141 | plugin->deleted_entries = 0; | ||
142 | |||
143 | GNUNET_CONTAINER_multihashmap_iterate (plugin->hm, | ||
144 | &delete_entries, | ||
145 | plugin); | ||
146 | return plugin->deleted_entries; | ||
147 | } | ||
148 | |||
149 | |||
150 | static int | ||
151 | expire_entries (void *cls, | ||
152 | const struct GNUNET_HashCode *key, | ||
153 | void *value) | ||
154 | { | ||
155 | struct Plugin *plugin = cls; | ||
156 | struct GNUNET_PEERSTORE_Record *entry = value; | ||
157 | |||
158 | if (entry->expiry.abs_value_us < plugin->iter_now.abs_value_us) | ||
159 | { | ||
160 | GNUNET_CONTAINER_multihashmap_remove (plugin->hm, key, value); | ||
161 | plugin->exp_changes++; | ||
162 | } | ||
163 | return GNUNET_YES; | ||
164 | } | ||
165 | |||
166 | |||
167 | /** | ||
168 | * Delete expired records (expiry < now) | ||
169 | * | ||
170 | * @param cls closure (internal context for the plugin) | ||
171 | * @param now time to use as reference | ||
172 | * @param cont continuation called with the number of records expired | ||
173 | * @param cont_cls continuation closure | ||
174 | * @return #GNUNET_OK on success, #GNUNET_SYSERR on error and cont is not | ||
175 | * called | ||
176 | */ | ||
177 | static int | ||
178 | peerstore_flat_expire_records (void *cls, struct GNUNET_TIME_Absolute now, | ||
179 | GNUNET_PEERSTORE_Continuation cont, | ||
180 | void *cont_cls) | ||
181 | { | ||
182 | struct Plugin *plugin = cls; | ||
183 | |||
184 | plugin->exp_changes = 0; | ||
185 | plugin->iter_now = now; | ||
186 | |||
187 | GNUNET_CONTAINER_multihashmap_iterate (plugin->hm, | ||
188 | &expire_entries, | ||
189 | plugin); | ||
190 | if (NULL != cont) | ||
191 | { | ||
192 | cont (cont_cls, plugin->exp_changes); | ||
193 | } | ||
194 | return GNUNET_OK; | ||
195 | } | ||
196 | |||
197 | |||
198 | static int | ||
199 | iterate_entries (void *cls, | ||
200 | const struct GNUNET_HashCode *key, | ||
201 | void *value) | ||
202 | { | ||
203 | struct Plugin *plugin = cls; | ||
204 | struct GNUNET_PEERSTORE_Record *entry = value; | ||
205 | |||
206 | if ((NULL != plugin->iter_peer) && | ||
207 | (0 != memcmp (plugin->iter_peer, | ||
208 | &entry->peer, | ||
209 | sizeof(struct GNUNET_PeerIdentity)))) | ||
210 | { | ||
211 | return GNUNET_YES; | ||
212 | } | ||
213 | if ((NULL != plugin->iter_key) && | ||
214 | (0 != strcmp (plugin->iter_key, | ||
215 | entry->key))) | ||
216 | { | ||
217 | return GNUNET_YES; | ||
218 | } | ||
219 | if (NULL != plugin->iter) | ||
220 | plugin->iter (plugin->iter_cls, entry, NULL); | ||
221 | plugin->iter_result_found = GNUNET_YES; | ||
222 | return GNUNET_YES; | ||
223 | } | ||
224 | |||
225 | |||
226 | /** | ||
227 | * Iterate over the records given an optional peer id | ||
228 | * and/or key. | ||
229 | * | ||
230 | * @param cls closure (internal context for the plugin) | ||
231 | * @param sub_system name of sub system | ||
232 | * @param peer Peer identity (can be NULL) | ||
233 | * @param key entry key string (can be NULL) | ||
234 | * @param iter function to call asynchronously with the results, terminated | ||
235 | * by a NULL result | ||
236 | * @param iter_cls closure for @a iter | ||
237 | * @return #GNUNET_OK on success, #GNUNET_SYSERR on error and iter is not | ||
238 | * called | ||
239 | */ | ||
240 | static int | ||
241 | peerstore_flat_iterate_records (void *cls, const char *sub_system, | ||
242 | const struct GNUNET_PeerIdentity *peer, | ||
243 | const char *key, | ||
244 | GNUNET_PEERSTORE_Processor iter, | ||
245 | void *iter_cls) | ||
246 | { | ||
247 | struct Plugin *plugin = cls; | ||
248 | |||
249 | plugin->iter = iter; | ||
250 | plugin->iter_cls = iter_cls; | ||
251 | plugin->iter_peer = peer; | ||
252 | plugin->iter_sub_system = sub_system; | ||
253 | plugin->iter_key = key; | ||
254 | |||
255 | GNUNET_CONTAINER_multihashmap_iterate (plugin->hm, | ||
256 | &iterate_entries, | ||
257 | plugin); | ||
258 | if (NULL != iter) | ||
259 | iter (iter_cls, NULL, NULL); | ||
260 | return GNUNET_OK; | ||
261 | } | ||
262 | |||
263 | |||
264 | /** | ||
265 | * Store a record in the peerstore. | ||
266 | * Key is the combination of sub system and peer identity. | ||
267 | * One key can store multiple values. | ||
268 | * | ||
269 | * @param cls closure (internal context for the plugin) | ||
270 | * @param sub_system name of the GNUnet sub system responsible | ||
271 | * @param peer peer identity | ||
272 | * @param key record key string | ||
273 | * @param value value to be stored | ||
274 | * @param size size of value to be stored | ||
275 | * @param expiry absolute time after which the record is (possibly) deleted | ||
276 | * @param options options related to the store operation | ||
277 | * @param cont continuation called when record is stored | ||
278 | * @param cont_cls continuation closure | ||
279 | * @return #GNUNET_OK on success, else #GNUNET_SYSERR and cont is not called | ||
280 | */ | ||
281 | static int | ||
282 | peerstore_flat_store_record (void *cls, const char *sub_system, | ||
283 | const struct GNUNET_PeerIdentity *peer, | ||
284 | const char *key, const void *value, size_t size, | ||
285 | struct GNUNET_TIME_Absolute expiry, | ||
286 | enum GNUNET_PEERSTORE_StoreOption options, | ||
287 | GNUNET_PEERSTORE_Continuation cont, | ||
288 | void *cont_cls) | ||
289 | { | ||
290 | struct Plugin *plugin = cls; | ||
291 | struct GNUNET_HashCode hkey; | ||
292 | struct GNUNET_PEERSTORE_Record *entry; | ||
293 | const char *peer_id; | ||
294 | |||
295 | |||
296 | entry = GNUNET_new (struct GNUNET_PEERSTORE_Record); | ||
297 | entry->sub_system = GNUNET_strdup (sub_system); | ||
298 | entry->key = GNUNET_strdup (key); | ||
299 | entry->value = GNUNET_malloc (size); | ||
300 | GNUNET_memcpy (entry->value, value, size); | ||
301 | entry->value_size = size; | ||
302 | entry->peer = *peer; | ||
303 | entry->expiry = expiry; | ||
304 | |||
305 | peer_id = GNUNET_i2s (peer); | ||
306 | GNUNET_CRYPTO_hash (peer_id, | ||
307 | strlen (peer_id), | ||
308 | &hkey); | ||
309 | |||
310 | if (GNUNET_PEERSTORE_STOREOPTION_REPLACE == options) | ||
311 | { | ||
312 | peerstore_flat_delete_records (cls, sub_system, peer, key); | ||
313 | } | ||
314 | |||
315 | GNUNET_CONTAINER_multihashmap_put (plugin->hm, | ||
316 | &hkey, | ||
317 | entry, | ||
318 | GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE); | ||
319 | if (NULL != cont) | ||
320 | { | ||
321 | cont (cont_cls, GNUNET_OK); | ||
322 | } | ||
323 | return GNUNET_OK; | ||
324 | } | ||
325 | |||
326 | |||
327 | /** | ||
328 | * Initialize the database connections and associated | ||
329 | * data structures (create tables and indices | ||
330 | * as needed as well). | ||
331 | * | ||
332 | * @param plugin the plugin context (state for this module) | ||
333 | * @return GNUNET_OK on success | ||
334 | */ | ||
335 | static int | ||
336 | database_setup (struct Plugin *plugin) | ||
337 | { | ||
338 | char *afsdir; | ||
339 | char *key; | ||
340 | char *sub_system; | ||
341 | const char *peer_id; | ||
342 | char *peer; | ||
343 | char *value; | ||
344 | char *expiry; | ||
345 | struct GNUNET_DISK_FileHandle *fh; | ||
346 | struct GNUNET_PEERSTORE_Record *entry; | ||
347 | struct GNUNET_HashCode hkey; | ||
348 | uint64_t size; | ||
349 | char *buffer; | ||
350 | char *line; | ||
351 | |||
352 | if (GNUNET_OK != | ||
353 | GNUNET_CONFIGURATION_get_value_filename (plugin->cfg, "peerstore-flat", | ||
354 | "FILENAME", &afsdir)) | ||
355 | { | ||
356 | GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, "peerstore-flat", | ||
357 | "FILENAME"); | ||
358 | return GNUNET_SYSERR; | ||
359 | } | ||
360 | if (GNUNET_OK != GNUNET_DISK_file_test (afsdir)) | ||
361 | { | ||
362 | if (GNUNET_OK != GNUNET_DISK_directory_create_for_file (afsdir)) | ||
363 | { | ||
364 | GNUNET_break (0); | ||
365 | GNUNET_free (afsdir); | ||
366 | return GNUNET_SYSERR; | ||
367 | } | ||
368 | } | ||
369 | /* afsdir should be UTF-8-encoded. If it isn't, it's a bug */ | ||
370 | plugin->fn = afsdir; | ||
371 | |||
372 | fh = GNUNET_DISK_file_open (afsdir, | ||
373 | GNUNET_DISK_OPEN_CREATE | ||
374 | | GNUNET_DISK_OPEN_READWRITE, | ||
375 | GNUNET_DISK_PERM_USER_WRITE | ||
376 | | GNUNET_DISK_PERM_USER_READ); | ||
377 | if (NULL == fh) | ||
378 | { | ||
379 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
380 | _ ("Unable to initialize file: %s.\n"), | ||
381 | afsdir); | ||
382 | return GNUNET_SYSERR; | ||
383 | } | ||
384 | |||
385 | /* Load data from file into hashmap */ | ||
386 | plugin->hm = GNUNET_CONTAINER_multihashmap_create (10, | ||
387 | GNUNET_NO); | ||
388 | |||
389 | if (GNUNET_SYSERR == GNUNET_DISK_file_size (afsdir, | ||
390 | &size, | ||
391 | GNUNET_YES, | ||
392 | GNUNET_YES)) | ||
393 | { | ||
394 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
395 | _ ("Unable to get filesize: %s.\n"), | ||
396 | afsdir); | ||
397 | return GNUNET_SYSERR; | ||
398 | } | ||
399 | |||
400 | buffer = GNUNET_malloc (size + 1); | ||
401 | |||
402 | if (GNUNET_SYSERR == GNUNET_DISK_file_read (fh, | ||
403 | buffer, | ||
404 | size)) | ||
405 | { | ||
406 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
407 | _ ("Unable to read file: %s.\n"), | ||
408 | afsdir); | ||
409 | GNUNET_DISK_file_close (fh); | ||
410 | GNUNET_free (buffer); | ||
411 | return GNUNET_SYSERR; | ||
412 | } | ||
413 | |||
414 | buffer[size] = '\0'; | ||
415 | GNUNET_DISK_file_close (fh); | ||
416 | if (0 < size) | ||
417 | { | ||
418 | line = strtok (buffer, "\n"); | ||
419 | while (line != NULL) | ||
420 | { | ||
421 | sub_system = strtok (line, ","); | ||
422 | if (NULL == sub_system) | ||
423 | break; | ||
424 | peer = strtok (NULL, ","); | ||
425 | if (NULL == peer) | ||
426 | break; | ||
427 | key = strtok (NULL, ","); | ||
428 | if (NULL == key) | ||
429 | break; | ||
430 | value = strtok (NULL, ","); | ||
431 | if (NULL == value) | ||
432 | break; | ||
433 | expiry = strtok (NULL, ","); | ||
434 | if (NULL == expiry) | ||
435 | break; | ||
436 | entry = GNUNET_new (struct GNUNET_PEERSTORE_Record); | ||
437 | entry->sub_system = GNUNET_strdup (sub_system); | ||
438 | entry->key = GNUNET_strdup (key); | ||
439 | { | ||
440 | size_t s; | ||
441 | char *o; | ||
442 | |||
443 | o = NULL; | ||
444 | s = GNUNET_STRINGS_base64_decode (peer, | ||
445 | strlen (peer), | ||
446 | (void **) &o); | ||
447 | if (sizeof(struct GNUNET_PeerIdentity) == s) | ||
448 | GNUNET_memcpy (&entry->peer, | ||
449 | o, | ||
450 | s); | ||
451 | else | ||
452 | GNUNET_break (0); | ||
453 | GNUNET_free (o); | ||
454 | } | ||
455 | entry->value_size = GNUNET_STRINGS_base64_decode (value, | ||
456 | strlen (value), | ||
457 | (void **) &entry->value); | ||
458 | if (GNUNET_SYSERR == | ||
459 | GNUNET_STRINGS_fancy_time_to_absolute (expiry, | ||
460 | &entry->expiry)) | ||
461 | { | ||
462 | GNUNET_free (entry->sub_system); | ||
463 | GNUNET_free (entry->key); | ||
464 | GNUNET_free (entry); | ||
465 | break; | ||
466 | } | ||
467 | peer_id = GNUNET_i2s (&entry->peer); | ||
468 | GNUNET_CRYPTO_hash (peer_id, | ||
469 | strlen (peer_id), | ||
470 | &hkey); | ||
471 | |||
472 | GNUNET_assert (GNUNET_OK == GNUNET_CONTAINER_multihashmap_put (plugin->hm, | ||
473 | &hkey, | ||
474 | entry, | ||
475 | GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE)); | ||
476 | } | ||
477 | } | ||
478 | GNUNET_free (buffer); | ||
479 | return GNUNET_OK; | ||
480 | } | ||
481 | |||
482 | |||
483 | static int | ||
484 | store_and_free_entries (void *cls, | ||
485 | const struct GNUNET_HashCode *key, | ||
486 | void *value) | ||
487 | { | ||
488 | struct GNUNET_DISK_FileHandle *fh = cls; | ||
489 | struct GNUNET_PEERSTORE_Record *entry = value; | ||
490 | char *line; | ||
491 | char *peer; | ||
492 | const char *expiry; | ||
493 | char *val; | ||
494 | |||
495 | GNUNET_STRINGS_base64_encode (entry->value, | ||
496 | entry->value_size, | ||
497 | &val); | ||
498 | expiry = GNUNET_STRINGS_absolute_time_to_string (entry->expiry); | ||
499 | GNUNET_STRINGS_base64_encode ((char *) &entry->peer, | ||
500 | sizeof(struct GNUNET_PeerIdentity), | ||
501 | &peer); | ||
502 | GNUNET_asprintf (&line, | ||
503 | "%s,%s,%s,%s,%s", | ||
504 | entry->sub_system, | ||
505 | peer, | ||
506 | entry->key, | ||
507 | val, | ||
508 | expiry); | ||
509 | GNUNET_free (val); | ||
510 | GNUNET_free (peer); | ||
511 | GNUNET_DISK_file_write (fh, | ||
512 | line, | ||
513 | strlen (line)); | ||
514 | GNUNET_free (entry->sub_system); | ||
515 | GNUNET_free (entry->key); | ||
516 | GNUNET_free (entry->value); | ||
517 | GNUNET_free (entry); | ||
518 | GNUNET_free (line); | ||
519 | return GNUNET_YES; | ||
520 | } | ||
521 | |||
522 | |||
523 | /** | ||
524 | * Shutdown database connection and associate data | ||
525 | * structures. | ||
526 | * @param plugin the plugin context (state for this module) | ||
527 | */ | ||
528 | static void | ||
529 | database_shutdown (struct Plugin *plugin) | ||
530 | { | ||
531 | struct GNUNET_DISK_FileHandle *fh; | ||
532 | |||
533 | fh = GNUNET_DISK_file_open (plugin->fn, | ||
534 | GNUNET_DISK_OPEN_CREATE | ||
535 | | GNUNET_DISK_OPEN_TRUNCATE | ||
536 | | GNUNET_DISK_OPEN_READWRITE, | ||
537 | GNUNET_DISK_PERM_USER_WRITE | ||
538 | | GNUNET_DISK_PERM_USER_READ); | ||
539 | if (NULL == fh) | ||
540 | { | ||
541 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
542 | _ ("Unable to initialize file: %s.\n"), | ||
543 | plugin->fn); | ||
544 | return; | ||
545 | } | ||
546 | GNUNET_CONTAINER_multihashmap_iterate (plugin->hm, | ||
547 | &store_and_free_entries, | ||
548 | fh); | ||
549 | GNUNET_CONTAINER_multihashmap_destroy (plugin->hm); | ||
550 | GNUNET_DISK_file_close (fh); | ||
551 | } | ||
552 | |||
553 | |||
554 | /** | ||
555 | * Entry point for the plugin. | ||
556 | * | ||
557 | * @param cls The struct GNUNET_CONFIGURATION_Handle. | ||
558 | * @return NULL on error, otherwise the plugin context | ||
559 | */ | ||
560 | void * | ||
561 | libgnunet_plugin_peerstore_flat_init (void *cls) | ||
562 | { | ||
563 | static struct Plugin plugin; | ||
564 | const struct GNUNET_CONFIGURATION_Handle *cfg = cls; | ||
565 | struct GNUNET_PEERSTORE_PluginFunctions *api; | ||
566 | |||
567 | if (NULL != plugin.cfg) | ||
568 | return NULL; /* can only initialize once! */ | ||
569 | memset (&plugin, 0, sizeof(struct Plugin)); | ||
570 | plugin.cfg = cfg; | ||
571 | if (GNUNET_OK != database_setup (&plugin)) | ||
572 | { | ||
573 | database_shutdown (&plugin); | ||
574 | return NULL; | ||
575 | } | ||
576 | api = GNUNET_new (struct GNUNET_PEERSTORE_PluginFunctions); | ||
577 | api->cls = &plugin; | ||
578 | api->store_record = &peerstore_flat_store_record; | ||
579 | api->iterate_records = &peerstore_flat_iterate_records; | ||
580 | api->expire_records = &peerstore_flat_expire_records; | ||
581 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Flat plugin is running\n"); | ||
582 | return api; | ||
583 | } | ||
584 | |||
585 | |||
586 | /** | ||
587 | * Exit point from the plugin. | ||
588 | * | ||
589 | * @param cls The plugin context (as returned by "init") | ||
590 | * @return Always NULL | ||
591 | */ | ||
592 | void * | ||
593 | libgnunet_plugin_peerstore_flat_done (void *cls) | ||
594 | { | ||
595 | struct GNUNET_PEERSTORE_PluginFunctions *api = cls; | ||
596 | struct Plugin *plugin = api->cls; | ||
597 | |||
598 | database_shutdown (plugin); | ||
599 | plugin->cfg = NULL; | ||
600 | GNUNET_free (api); | ||
601 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Flat plugin is finished\n"); | ||
602 | return NULL; | ||
603 | } | ||
604 | |||
605 | |||
606 | /* end of plugin_peerstore_sqlite.c */ | ||
diff --git a/src/plugin/peerstore/test_plugin_peerstore_flat.conf b/src/plugin/peerstore/test_plugin_peerstore_flat.conf deleted file mode 100644 index c55b1e9d6..000000000 --- a/src/plugin/peerstore/test_plugin_peerstore_flat.conf +++ /dev/null | |||
@@ -1,5 +0,0 @@ | |||
1 | [peerstore-flat] | ||
2 | FILENAME = $GNUNET_TMP/gnunet-test-plugin-namestore-flat/flatdb | ||
3 | |||
4 | [peerstore] | ||
5 | # PREFIX = valgrind --log-file=/home/schanzen/dev/gnunet/src/peerstore/vg_log | ||