/*
- This file is part of GNUnet
- (C) 2009, 2011 Christian Grothoff (and other contributing authors)
-
- GNUnet is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3, or (at your
- option) any later version.
-
- GNUnet is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
-*/
+ * This file is part of GNUnet
+ * (C) 2009, 2011 Christian Grothoff (and other contributing authors)
+ *
+ * GNUnet is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; either version 3, or (at your
+ * option) any later version.
+ *
+ * GNUnet is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNUnet; see the file COPYING. If not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
/**
* @file datastore/plugin_datastore_sqlite.c
/**
* Context for all functions in this plugin.
*/
-struct Plugin
+struct Plugin
{
/**
* Our execution environment.
*/
sqlite3_stmt *updPrio;
+ /**
+ * Get maximum repl value in database.
+ */
+ sqlite3_stmt *maxRepl;
+
/**
* Precompiled SQL for replication decrement.
*/
* @return 0 on success
*/
static int
-sq_prepare (sqlite3 * dbh,
- const char *zSql,
- sqlite3_stmt ** ppStmt)
+sq_prepare (sqlite3 * dbh, const char *zSql, sqlite3_stmt ** ppStmt)
{
char *dummy;
int result;
- result = sqlite3_prepare_v2 (dbh,
- zSql,
- strlen (zSql),
- ppStmt,
- (const char **) &dummy);
+ result =
+ sqlite3_prepare_v2 (dbh, zSql, strlen (zSql), ppStmt,
+ (const char **) &dummy);
#if DEBUG_SQLITE && 0
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "Prepared `%s' / %p: %d\n",
- zSql,
- *ppStmt,
- result);
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "Prepared `%s' / %p: %d\n", zSql, *ppStmt, result);
#endif
return result;
}
/**
* Create our database indices.
- *
+ *
* @param dbh handle to the database
*/
static void
create_indices (sqlite3 * dbh)
{
/* create indices */
- if ( (SQLITE_OK !=
- sqlite3_exec (dbh,
- "CREATE INDEX IF NOT EXISTS idx_hash ON gn090 (hash)", NULL, NULL, NULL)) ||
- (SQLITE_OK !=
- sqlite3_exec (dbh,
- "CREATE INDEX IF NOT EXISTS idx_hash_vhash ON gn090 (hash,vhash)", NULL,
- NULL, NULL)) ||
- (SQLITE_OK !=
- sqlite3_exec (dbh, "CREATE INDEX IF NOT EXISTS idx_expire_repl ON gn090 (expire ASC,repl DESC)", NULL, NULL,
- NULL)) ||
- (SQLITE_OK !=
- sqlite3_exec (dbh, "CREATE INDEX IF NOT EXISTS idx_comb ON gn090 (anonLevel ASC,expire ASC,prio,type,hash)",
- NULL, NULL, NULL)) ||
- (SQLITE_OK !=
- sqlite3_exec (dbh, "CREATE INDEX IF NOT EXISTS idx_expire ON gn090 (expire)",
- NULL, NULL, NULL)) ||
- (SQLITE_OK !=
- sqlite3_exec (dbh, "CREATE INDEX IF NOT EXISTS idx_repl_rvalue ON gn090 (repl,rvalue)",
- NULL, NULL, NULL)) ||
- (SQLITE_OK !=
- sqlite3_exec (dbh, "CREATE INDEX IF NOT EXISTS idx_repl ON gn090 (repl DESC)",
- NULL, NULL, NULL)) )
- GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
- "sqlite",
- "Failed to create indices: %s\n",
- sqlite3_errmsg (dbh));
+ if ((SQLITE_OK !=
+ sqlite3_exec (dbh, "CREATE INDEX IF NOT EXISTS idx_hash ON gn090 (hash)",
+ NULL, NULL, NULL)) ||
+ (SQLITE_OK !=
+ sqlite3_exec (dbh,
+ "CREATE INDEX IF NOT EXISTS idx_hash_vhash ON gn090 (hash,vhash)",
+ NULL, NULL, NULL)) ||
+ (SQLITE_OK !=
+ sqlite3_exec (dbh,
+ "CREATE INDEX IF NOT EXISTS idx_expire_repl ON gn090 (expire ASC,repl DESC)",
+ NULL, NULL, NULL)) ||
+ (SQLITE_OK !=
+ sqlite3_exec (dbh,
+ "CREATE INDEX IF NOT EXISTS idx_comb ON gn090 (anonLevel ASC,expire ASC,prio,type,hash)",
+ NULL, NULL, NULL)) ||
+ (SQLITE_OK !=
+ sqlite3_exec (dbh,
+ "CREATE INDEX IF NOT EXISTS idx_anon_type_hash ON gn090 (anonLevel ASC,type,hash)",
+ NULL, NULL, NULL)) ||
+ (SQLITE_OK !=
+ sqlite3_exec (dbh,
+ "CREATE INDEX IF NOT EXISTS idx_expire ON gn090 (expire ASC)",
+ NULL, NULL, NULL)) ||
+ (SQLITE_OK !=
+ sqlite3_exec (dbh,
+ "CREATE INDEX IF NOT EXISTS idx_repl_rvalue ON gn090 (repl,rvalue)",
+ NULL, NULL, NULL)) ||
+ (SQLITE_OK !=
+ sqlite3_exec (dbh,
+ "CREATE INDEX IF NOT EXISTS idx_repl ON gn090 (repl DESC)",
+ NULL, NULL, NULL)))
+ GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR, "sqlite",
+ "Failed to create indices: %s\n", sqlite3_errmsg (dbh));
}
*/
static int
database_setup (const struct GNUNET_CONFIGURATION_Handle *cfg,
- struct Plugin *plugin)
+ struct Plugin *plugin)
{
sqlite3_stmt *stmt;
char *afsdir;
+
#if ENULL_DEFINED
char *e;
#endif
-
- if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_filename (cfg,
- "datastore-sqlite",
- "FILENAME",
- &afsdir))
- {
- GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
- "sqlite",
- _("Option `%s' in section `%s' missing in configuration!\n"),
- "FILENAME",
- "datastore-sqlite");
- return GNUNET_SYSERR;
- }
+
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_filename (cfg, "datastore-sqlite",
+ "FILENAME", &afsdir))
+ {
+ GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR, "sqlite",
+ _
+ ("Option `%s' in section `%s' missing in configuration!\n"),
+ "FILENAME", "datastore-sqlite");
+ return GNUNET_SYSERR;
+ }
if (GNUNET_OK != GNUNET_DISK_file_test (afsdir))
+ {
+ if (GNUNET_OK != GNUNET_DISK_directory_create_for_file (afsdir))
{
- if (GNUNET_OK != GNUNET_DISK_directory_create_for_file (afsdir))
- {
- GNUNET_break (0);
- GNUNET_free (afsdir);
- return GNUNET_SYSERR;
- }
- /* database is new or got deleted, reset payload to zero! */
- plugin->env->duc (plugin->env->cls, 0);
+ GNUNET_break (0);
+ GNUNET_free (afsdir);
+ return GNUNET_SYSERR;
}
+ /* database is new or got deleted, reset payload to zero! */
+ plugin->env->duc (plugin->env->cls, 0);
+ }
#ifdef ENABLE_NLS
- plugin->fn = GNUNET_STRINGS_to_utf8 (afsdir, strlen (afsdir),
- nl_langinfo (CODESET));
+ plugin->fn =
+ GNUNET_STRINGS_to_utf8 (afsdir, strlen (afsdir), nl_langinfo (CODESET));
#else
- plugin->fn = GNUNET_STRINGS_to_utf8 (afsdir, strlen (afsdir),
- "UTF-8"); /* good luck */
+ plugin->fn = GNUNET_STRINGS_to_utf8 (afsdir, strlen (afsdir), "UTF-8"); /* good luck */
#endif
GNUNET_free (afsdir);
-
+
/* Open database and precompile statements */
if (sqlite3_open (plugin->fn, &plugin->dbh) != SQLITE_OK)
- {
- GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
- "sqlite",
- _("Unable to initialize SQLite: %s.\n"),
- sqlite3_errmsg (plugin->dbh));
- return GNUNET_SYSERR;
- }
+ {
+ GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR, "sqlite",
+ _("Unable to initialize SQLite: %s.\n"),
+ sqlite3_errmsg (plugin->dbh));
+ return GNUNET_SYSERR;
+ }
CHECK (SQLITE_OK ==
- sqlite3_exec (plugin->dbh,
- "PRAGMA temp_store=MEMORY", NULL, NULL, ENULL));
+ sqlite3_exec (plugin->dbh, "PRAGMA temp_store=MEMORY", NULL, NULL,
+ ENULL));
CHECK (SQLITE_OK ==
- sqlite3_exec (plugin->dbh,
- "PRAGMA synchronous=OFF", NULL, NULL, ENULL));
+ sqlite3_exec (plugin->dbh, "PRAGMA synchronous=OFF", NULL, NULL,
+ ENULL));
CHECK (SQLITE_OK ==
- sqlite3_exec (plugin->dbh,
- "PRAGMA legacy_file_format=OFF", NULL, NULL, ENULL));
+ sqlite3_exec (plugin->dbh, "PRAGMA legacy_file_format=OFF", NULL, NULL,
+ ENULL));
CHECK (SQLITE_OK ==
- sqlite3_exec (plugin->dbh,
- "PRAGMA auto_vacuum=INCREMENTAL", NULL, NULL, ENULL));
+ sqlite3_exec (plugin->dbh, "PRAGMA auto_vacuum=INCREMENTAL", NULL,
+ NULL, ENULL));
CHECK (SQLITE_OK ==
- sqlite3_exec (plugin->dbh,
- "PRAGMA locking_mode=EXCLUSIVE", NULL, NULL, ENULL));
+ sqlite3_exec (plugin->dbh, "PRAGMA locking_mode=EXCLUSIVE", NULL, NULL,
+ ENULL));
CHECK (SQLITE_OK ==
- sqlite3_exec (plugin->dbh,
- "PRAGMA count_changes=OFF", NULL, NULL, ENULL));
+ sqlite3_exec (plugin->dbh, "PRAGMA count_changes=OFF", NULL, NULL,
+ ENULL));
CHECK (SQLITE_OK ==
- sqlite3_exec (plugin->dbh,
- "PRAGMA page_size=4092", NULL, NULL, ENULL));
+ sqlite3_exec (plugin->dbh, "PRAGMA page_size=4092", NULL, NULL,
+ ENULL));
CHECK (SQLITE_OK == sqlite3_busy_timeout (plugin->dbh, BUSY_TIMEOUT_MS));
sq_prepare (plugin->dbh,
"SELECT 1 FROM sqlite_master WHERE tbl_name = 'gn090'",
&stmt));
- if ( (sqlite3_step (stmt) == SQLITE_DONE) &&
- (sqlite3_exec (plugin->dbh,
- "CREATE TABLE gn090 ("
- " repl INT4 NOT NULL DEFAULT 0,"
- " type INT4 NOT NULL DEFAULT 0,"
- " prio INT4 NOT NULL DEFAULT 0,"
- " anonLevel INT4 NOT NULL DEFAULT 0,"
- " expire INT8 NOT NULL DEFAULT 0,"
- " rvalue INT8 NOT NULL,"
- " hash TEXT NOT NULL DEFAULT '',"
- " vhash TEXT NOT NULL DEFAULT '',"
- " value BLOB NOT NULL DEFAULT '')", NULL, NULL,
- NULL) != SQLITE_OK) )
- {
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR,
- "sqlite3_exec");
- sqlite3_finalize (stmt);
- return GNUNET_SYSERR;
- }
+ if ((sqlite3_step (stmt) == SQLITE_DONE) &&
+ (sqlite3_exec
+ (plugin->dbh,
+ "CREATE TABLE gn090 (" " repl INT4 NOT NULL DEFAULT 0,"
+ " type INT4 NOT NULL DEFAULT 0," " prio INT4 NOT NULL DEFAULT 0,"
+ " anonLevel INT4 NOT NULL DEFAULT 0,"
+ " expire INT8 NOT NULL DEFAULT 0," " rvalue INT8 NOT NULL,"
+ " hash TEXT NOT NULL DEFAULT ''," " vhash TEXT NOT NULL DEFAULT '',"
+ " value BLOB NOT NULL DEFAULT '')", NULL, NULL, NULL) != SQLITE_OK))
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR, "sqlite3_exec");
+ sqlite3_finalize (stmt);
+ return GNUNET_SYSERR;
+ }
sqlite3_finalize (stmt);
create_indices (plugin->dbh);
- if ((sq_prepare (plugin->dbh,
- "UPDATE gn090 SET prio = prio + ?, expire = MAX(expire,?) WHERE _ROWID_ = ?",
- &plugin->updPrio) != SQLITE_OK) ||
- (sq_prepare (plugin->dbh,
- "UPDATE gn090 SET repl = MAX (0, repl - 1) WHERE _ROWID_ = ?",
- &plugin->updRepl) != SQLITE_OK) ||
-#if 1
- /* FIXME: this is the O(n) version */
- (sq_prepare (plugin->dbh,
- "SELECT type,prio,anonLevel,expire,hash,value,_ROWID_ FROM gn090"
- " ORDER BY repl DESC, Random() LIMIT 1",
- &plugin->selRepl) != SQLITE_OK) ||
-#elif 0
- /* FIXME: this gives O(n) queries, presumably because the LEFT JOIN generates
- a temporary table with all matching expressions before the ORDER BY and LIMIT
- clauses are applied */
- (sq_prepare (plugin->dbh,
- "SELECT type,prio,anonLevel,expire,hash,value,gn090._ROWID_ "
- "FROM (SELECT random() AS v) AS t1,"
- " (SELECT MAX(repl) AS m FROM gn090 INDEXED BY idx_repl) AS t2 "
- " LEFT JOIN gn090 INDEXED BY idx_repl_rvalue"
- " ON repl=t2.m AND"
- " (rvalue>=t1.v OR"
- " NOT EXISTS (SELECT 1 FROM gn090 INDEXED BY idx_repl_rvalue WHERE repl=t2.m AND rvalue>=t1.v))"
- " ORDER BY rvalue ASC"
- " LIMIT 1 ",
- &plugin->selRepl) != SQLITE_OK) ||
-#else
- /* NOTE: this fails, because sqlite doesn't link the t2.m (or the t1.v) to the temporary result from before
- (parse error during preparation) */
- (sq_prepare (plugin->dbh,
- "SELECT type,prio,anonLevel,expire,hash,value,_ROWID_ "
- "FROM (SELECT random() AS v) AS t1,"
- " (SELECT MAX(repl) AS m FROM gn090 INDEXED BY idx_repl) AS t2, "
- " (SELECT type,prio,anonLevel,expire,hash,value,_ROWID_ FROM gn090 INDEXED BY idx_repl_rvalue"
- " WHERE repl=t2.m AND" /* "no such column: t2.m" */
- " (rvalue>=t1.v OR"
- " NOT EXISTS (SELECT 1 FROM gn090 INDEXED BY idx_repl_rvalue WHERE repl=t2.m AND rvalue>=t1.v))"
- " ORDER BY rvalue ASC"
- " LIMIT 1)",
- &plugin->selRepl) != SQLITE_OK) ||
+ if ((sq_prepare
+ (plugin->dbh,
+ "UPDATE gn090 "
+ "SET prio = prio + ?, expire = MAX(expire,?) WHERE _ROWID_ = ?",
+ &plugin->updPrio) != SQLITE_OK) ||
+ (sq_prepare
+ (plugin->dbh,
+ "UPDATE gn090 " "SET repl = MAX (0, repl - 1) WHERE _ROWID_ = ?",
+ &plugin->updRepl) != SQLITE_OK) ||
+ (sq_prepare
+ (plugin->dbh,
+ "SELECT type,prio,anonLevel,expire,hash,value,_ROWID_ "
+ "FROM gn090 "
+#if SQLITE_VERSION_NUMBER >= 3007000
+ "INDEXED BY idx_repl_rvalue "
#endif
- (sq_prepare (plugin->dbh,
- "SELECT type,prio,anonLevel,expire,hash,value,_ROWID_ FROM gn090 "
- " WHERE NOT EXISTS (SELECT 1 FROM gn090 WHERE expire < ?1 LIMIT 1) OR expire < ?1 "
- " ORDER BY prio ASC LIMIT 1",
- &plugin->selExpi) != SQLITE_OK) ||
- (sq_prepare (plugin->dbh,
- "SELECT type,prio,anonLevel,expire,hash,value,_ROWID_ FROM gn090 "
- "WHERE (anonLevel = 0 AND type=?1) "
- "ORDER BY hash DESC LIMIT 1 OFFSET ?2",
- &plugin->selZeroAnon) != SQLITE_OK) ||
- (sq_prepare (plugin->dbh,
- "INSERT INTO gn090 (repl, type, prio, "
- "anonLevel, expire, rvalue, hash, vhash, value) "
- "VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)",
- &plugin->insertContent) != SQLITE_OK) ||
- (sq_prepare (plugin->dbh,
- "DELETE FROM gn090 WHERE _ROWID_ = ?",
- &plugin->delRow) != SQLITE_OK))
- {
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR, "precompiling");
- return GNUNET_SYSERR;
- }
+ "WHERE repl=?2 AND "
+ " (rvalue>=?1 OR "
+ " NOT EXISTS (SELECT 1 FROM gn090 "
+#if SQLITE_VERSION_NUMBER >= 3007000
+ "INDEXED BY idx_repl_rvalue "
+#endif
+ "WHERE repl=?2 AND rvalue>=?1 LIMIT 1) ) "
+ "ORDER BY rvalue ASC LIMIT 1", &plugin->selRepl) != SQLITE_OK) ||
+ (sq_prepare
+ (plugin->dbh, "SELECT MAX(repl) FROM gn090"
+#if SQLITE_VERSION_NUMBER >= 3007000
+ " INDEXED BY idx_repl_rvalue"
+#endif
+ "",
+ &plugin->maxRepl) != SQLITE_OK) ||
+ (sq_prepare
+ (plugin->dbh,
+ "SELECT type,prio,anonLevel,expire,hash,value,_ROWID_ "
+ "FROM gn090 "
+#if SQLITE_VERSION_NUMBER >= 3007000
+ "INDEXED BY idx_expire "
+#endif
+ "WHERE NOT EXISTS (SELECT 1 FROM gn090 WHERE expire < ?1 LIMIT 1) OR (expire < ?1) "
+ "ORDER BY expire ASC LIMIT 1", &plugin->selExpi) != SQLITE_OK) ||
+ (sq_prepare
+ (plugin->dbh,
+ "SELECT type,prio,anonLevel,expire,hash,value,_ROWID_ "
+ "FROM gn090 "
+#if SQLITE_VERSION_NUMBER >= 3007000
+ "INDEXED BY idx_anon_type_hash "
+#endif
+ "WHERE (anonLevel = 0 AND type=?1) "
+ "ORDER BY hash DESC LIMIT 1 OFFSET ?2",
+ &plugin->selZeroAnon) != SQLITE_OK) ||
+ (sq_prepare
+ (plugin->dbh,
+ "INSERT INTO gn090 (repl, type, prio, anonLevel, expire, rvalue, hash, vhash, value) "
+ "VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)",
+ &plugin->insertContent) != SQLITE_OK) ||
+ (sq_prepare
+ (plugin->dbh, "DELETE FROM gn090 WHERE _ROWID_ = ?",
+ &plugin->delRow) != SQLITE_OK))
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR, "precompiling");
+ return GNUNET_SYSERR;
+ }
return GNUNET_OK;
}
database_shutdown (struct Plugin *plugin)
{
int result;
+
#if SQLITE_VERSION_NUMBER >= 3007000
sqlite3_stmt *stmt;
#endif
sqlite3_finalize (plugin->updRepl);
if (plugin->selRepl != NULL)
sqlite3_finalize (plugin->selRepl);
+ if (plugin->maxRepl != NULL)
+ sqlite3_finalize (plugin->maxRepl);
if (plugin->selExpi != NULL)
sqlite3_finalize (plugin->selExpi);
if (plugin->selZeroAnon != NULL)
sqlite3_finalize (plugin->selZeroAnon);
if (plugin->insertContent != NULL)
sqlite3_finalize (plugin->insertContent);
- result = sqlite3_close(plugin->dbh);
+ result = sqlite3_close (plugin->dbh);
#if SQLITE_VERSION_NUMBER >= 3007000
if (result == SQLITE_BUSY)
+ {
+ GNUNET_log_from (GNUNET_ERROR_TYPE_WARNING, "sqlite",
+ _
+ ("Tried to close sqlite without finalizing all prepared statements.\n"));
+ stmt = sqlite3_next_stmt (plugin->dbh, NULL);
+ while (stmt != NULL)
{
- GNUNET_log_from (GNUNET_ERROR_TYPE_WARNING,
- "sqlite",
- _("Tried to close sqlite without finalizing all prepared statements.\n"));
- stmt = sqlite3_next_stmt(plugin->dbh, NULL);
- while (stmt != NULL)
- {
#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite", "Closing statement %p\n", stmt);
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "Closing statement %p\n", stmt);
#endif
- result = sqlite3_finalize(stmt);
+ result = sqlite3_finalize (stmt);
#if DEBUG_SQLITE
- if (result != SQLITE_OK)
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "Failed to close statement %p: %d\n", stmt, result);
+ if (result != SQLITE_OK)
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "Failed to close statement %p: %d\n", stmt, result);
#endif
- stmt = sqlite3_next_stmt(plugin->dbh, NULL);
- }
- result = sqlite3_close(plugin->dbh);
+ stmt = sqlite3_next_stmt (plugin->dbh, NULL);
}
+ result = sqlite3_close (plugin->dbh);
+ }
#endif
if (SQLITE_OK != result)
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR,
- "sqlite3_close");
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR, "sqlite3_close");
GNUNET_free_non_null (plugin->fn);
}
* @param rid the ID of the row to delete
*/
static int
-delete_by_rowid (struct Plugin* plugin,
- unsigned long long rid)
+delete_by_rowid (struct Plugin *plugin, unsigned long long rid)
{
- if (SQLITE_OK !=
- sqlite3_bind_int64 (plugin->delRow, 1, rid))
- {
+ if (SQLITE_OK != sqlite3_bind_int64 (plugin->delRow, 1, rid))
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_bind_XXXX");
+ if (SQLITE_OK != sqlite3_reset (plugin->delRow))
LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_bind_XXXX");
- if (SQLITE_OK != sqlite3_reset (plugin->delRow))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- return GNUNET_SYSERR;
- }
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ return GNUNET_SYSERR;
+ }
if (SQLITE_DONE != sqlite3_step (plugin->delRow))
- {
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_step");
+ if (SQLITE_OK != sqlite3_reset (plugin->delRow))
LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_step");
- if (SQLITE_OK != sqlite3_reset (plugin->delRow))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- return GNUNET_SYSERR;
- }
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ return GNUNET_SYSERR;
+ }
if (SQLITE_OK != sqlite3_reset (plugin->delRow))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
return GNUNET_OK;
}
* @return GNUNET_OK on success
*/
static int
-sqlite_plugin_put (void *cls,
- const GNUNET_HashCode *key,
- uint32_t size,
- const void *data,
- enum GNUNET_BLOCK_Type type,
- uint32_t priority,
- uint32_t anonymity,
- uint32_t replication,
- struct GNUNET_TIME_Absolute expiration,
- char ** msg)
+sqlite_plugin_put (void *cls, const GNUNET_HashCode * key, uint32_t size,
+ const void *data, enum GNUNET_BLOCK_Type type,
+ uint32_t priority, uint32_t anonymity, uint32_t replication,
+ struct GNUNET_TIME_Absolute expiration, char **msg)
{
struct Plugin *plugin = cls;
int n;
if (size > MAX_ITEM_SIZE)
return GNUNET_SYSERR;
#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "Storing in database block with type %u/key `%s'/priority %u/expiration in %llu ms (%lld).\n",
- type,
- GNUNET_h2s(key),
- priority,
- (unsigned long long) GNUNET_TIME_absolute_get_remaining (expiration).rel_value,
- (long long) expiration.abs_value);
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "Storing in database block with type %u/key `%s'/priority %u/expiration in %llu ms (%lld).\n",
+ type, GNUNET_h2s (key), priority,
+ (unsigned long long)
+ GNUNET_TIME_absolute_get_remaining (expiration).rel_value,
+ (long long) expiration.abs_value);
#endif
GNUNET_CRYPTO_hash (data, size, &vhash);
stmt = plugin->insertContent;
SQLITE_TRANSIENT)) ||
(SQLITE_OK !=
sqlite3_bind_blob (stmt, 8, &vhash, sizeof (GNUNET_HashCode),
- SQLITE_TRANSIENT))
- || (SQLITE_OK !=
- sqlite3_bind_blob (stmt, 9, data, size,
- SQLITE_TRANSIENT)))
- {
- LOG_SQLITE (plugin,
- msg,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_bind_XXXX");
- if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- return GNUNET_SYSERR;
- }
+ SQLITE_TRANSIENT)) ||
+ (SQLITE_OK != sqlite3_bind_blob (stmt, 9, data, size, SQLITE_TRANSIENT)))
+ {
+ LOG_SQLITE (plugin, msg, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_bind_XXXX");
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ return GNUNET_SYSERR;
+ }
n = sqlite3_step (stmt);
switch (n)
- {
- case SQLITE_DONE:
- plugin->env->duc (plugin->env->cls,
- size + GNUNET_DATASTORE_ENTRY_OVERHEAD);
+ {
+ case SQLITE_DONE:
+ plugin->env->duc (plugin->env->cls, size + GNUNET_DATASTORE_ENTRY_OVERHEAD);
#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "Stored new entry (%u bytes)\n",
- size + GNUNET_DATASTORE_ENTRY_OVERHEAD);
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "Stored new entry (%u bytes)\n",
+ size + GNUNET_DATASTORE_ENTRY_OVERHEAD);
#endif
- ret = GNUNET_OK;
- break;
- case SQLITE_BUSY:
- GNUNET_break (0);
- LOG_SQLITE (plugin, msg,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
- "sqlite3_step");
- ret = GNUNET_SYSERR;
- break;
- default:
- LOG_SQLITE (plugin, msg,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
- "sqlite3_step");
- if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- database_shutdown (plugin);
- database_setup (plugin->env->cfg,
- plugin);
- return GNUNET_SYSERR;
- }
+ ret = GNUNET_OK;
+ break;
+ case SQLITE_BUSY:
+ GNUNET_break (0);
+ LOG_SQLITE (plugin, msg, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_step");
+ ret = GNUNET_SYSERR;
+ break;
+ default:
+ LOG_SQLITE (plugin, msg, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_step");
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ database_shutdown (plugin);
+ database_setup (plugin->env->cfg, plugin);
+ return GNUNET_SYSERR;
+ }
if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
return ret;
}
* @return GNUNET_OK on success
*/
static int
-sqlite_plugin_update (void *cls,
- uint64_t uid,
- int delta, struct GNUNET_TIME_Absolute expire,
- char **msg)
+sqlite_plugin_update (void *cls, uint64_t uid, int delta,
+ struct GNUNET_TIME_Absolute expire, char **msg)
{
struct Plugin *plugin = cls;
int n;
- if ( (SQLITE_OK !=
- sqlite3_bind_int (plugin->updPrio, 1, delta)) ||
- (SQLITE_OK !=
- sqlite3_bind_int64 (plugin->updPrio, 2, expire.abs_value)) ||
- (SQLITE_OK !=
- sqlite3_bind_int64 (plugin->updPrio, 3, uid)) )
- {
- LOG_SQLITE (plugin, msg,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_bind_XXXX");
- if (SQLITE_OK != sqlite3_reset (plugin->updPrio))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- return GNUNET_SYSERR;
+ if ((SQLITE_OK != sqlite3_bind_int (plugin->updPrio, 1, delta)) ||
+ (SQLITE_OK != sqlite3_bind_int64 (plugin->updPrio, 2, expire.abs_value))
+ || (SQLITE_OK != sqlite3_bind_int64 (plugin->updPrio, 3, uid)))
+ {
+ LOG_SQLITE (plugin, msg, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_bind_XXXX");
+ if (SQLITE_OK != sqlite3_reset (plugin->updPrio))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ return GNUNET_SYSERR;
- }
+ }
n = sqlite3_step (plugin->updPrio);
if (SQLITE_OK != sqlite3_reset (plugin->updPrio))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- switch (n)
- {
- case SQLITE_DONE:
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ switch (n)
+ {
+ case SQLITE_DONE:
#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "Block updated\n");
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite", "Block updated\n");
#endif
- return GNUNET_OK;
- case SQLITE_BUSY:
- LOG_SQLITE (plugin, msg,
- GNUNET_ERROR_TYPE_WARNING | GNUNET_ERROR_TYPE_BULK,
- "sqlite3_step");
- return GNUNET_NO;
- default:
- LOG_SQLITE (plugin, msg,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
- "sqlite3_step");
- return GNUNET_SYSERR;
- }
+ return GNUNET_OK;
+ case SQLITE_BUSY:
+ LOG_SQLITE (plugin, msg, GNUNET_ERROR_TYPE_WARNING | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_step");
+ return GNUNET_NO;
+ default:
+ LOG_SQLITE (plugin, msg, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_step");
+ return GNUNET_SYSERR;
+ }
}
* @param proc_cls closure for 'proc'
*/
static void
-execute_get (struct Plugin *plugin,
- sqlite3_stmt *stmt,
- PluginDatumProcessor proc, void *proc_cls)
+execute_get (struct Plugin *plugin, sqlite3_stmt * stmt,
+ PluginDatumProcessor proc, void *proc_cls)
{
int n;
struct GNUNET_TIME_Absolute expiration;
n = sqlite3_step (stmt);
switch (n)
+ {
+ case SQLITE_ROW:
+ size = sqlite3_column_bytes (stmt, 5);
+ rowid = sqlite3_column_int64 (stmt, 6);
+ if (sqlite3_column_bytes (stmt, 4) != sizeof (GNUNET_HashCode))
{
- case SQLITE_ROW:
- size = sqlite3_column_bytes (stmt, 5);
- rowid = sqlite3_column_int64 (stmt, 6);
- if (sqlite3_column_bytes (stmt, 4) != sizeof (GNUNET_HashCode))
- {
- GNUNET_log_from (GNUNET_ERROR_TYPE_WARNING,
- "sqlite",
- _("Invalid data in database. Trying to fix (by deletion).\n"));
- if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- if (GNUNET_OK == delete_by_rowid (plugin, rowid))
- plugin->env->duc (plugin->env->cls,
- - (size + GNUNET_DATASTORE_ENTRY_OVERHEAD));
- break;
- }
- expiration.abs_value = sqlite3_column_int64 (stmt, 3);
-#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "Found reply in database with expiration %llu\n",
- (unsigned long long) expiration.abs_value);
-#endif
- ret = proc (proc_cls,
- sqlite3_column_blob (stmt, 4) /* key */,
- size,
- sqlite3_column_blob (stmt, 5) /* data */,
- sqlite3_column_int (stmt, 0) /* type */,
- sqlite3_column_int (stmt, 1) /* priority */,
- sqlite3_column_int (stmt, 2) /* anonymity */,
- expiration,
- rowid);
- if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- if ( (GNUNET_NO == ret) &&
- (GNUNET_OK == delete_by_rowid (plugin, rowid)) )
- plugin->env->duc (plugin->env->cls,
- - (size + GNUNET_DATASTORE_ENTRY_OVERHEAD));
- return;
- case SQLITE_DONE:
- /* database must be empty */
- if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- break;
- case SQLITE_BUSY:
- case SQLITE_ERROR:
- case SQLITE_MISUSE:
- default:
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
- "sqlite3_step");
+ GNUNET_log_from (GNUNET_ERROR_TYPE_WARNING, "sqlite",
+ _
+ ("Invalid data in database. Trying to fix (by deletion).\n"));
if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK,
- "sqlite3_reset");
- GNUNET_break (0);
- database_shutdown (plugin);
- database_setup (plugin->env->cfg,
- plugin);
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ if (GNUNET_OK == delete_by_rowid (plugin, rowid))
+ plugin->env->duc (plugin->env->cls,
+ -(size + GNUNET_DATASTORE_ENTRY_OVERHEAD));
break;
}
+ expiration.abs_value = sqlite3_column_int64 (stmt, 3);
+#if DEBUG_SQLITE
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "Found reply in database with expiration %llu\n",
+ (unsigned long long) expiration.abs_value);
+#endif
+ ret = proc (proc_cls, sqlite3_column_blob (stmt, 4) /* key */ ,
+ size, sqlite3_column_blob (stmt, 5) /* data */ ,
+ sqlite3_column_int (stmt, 0) /* type */ ,
+ sqlite3_column_int (stmt, 1) /* priority */ ,
+ sqlite3_column_int (stmt, 2) /* anonymity */ ,
+ expiration, rowid);
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ if ((GNUNET_NO == ret) && (GNUNET_OK == delete_by_rowid (plugin, rowid)))
+ plugin->env->duc (plugin->env->cls,
+ -(size + GNUNET_DATASTORE_ENTRY_OVERHEAD));
+ return;
+ case SQLITE_DONE:
+ /* database must be empty */
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ break;
+ case SQLITE_BUSY:
+ case SQLITE_ERROR:
+ case SQLITE_MISUSE:
+ default:
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_step");
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ GNUNET_break (0);
+ database_shutdown (plugin);
+ database_setup (plugin->env->cfg, plugin);
+ break;
+ }
if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- proc (proc_cls, NULL, 0, NULL, 0, 0, 0,
- GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
}
* the given processor for the item.
*
* @param cls our plugin context
- * @param offset offset of the result (modulo num-results);
+ * @param offset offset of the result (modulo num-results);
* specific ordering does not matter for the offset
* @param type entries of which type should be considered?
* Use 0 for any type.
* @param proc_cls closure for proc
*/
static void
-sqlite_plugin_get_zero_anonymity (void *cls,
- uint64_t offset,
- enum GNUNET_BLOCK_Type type,
- PluginDatumProcessor proc,
- void *proc_cls)
+sqlite_plugin_get_zero_anonymity (void *cls, uint64_t offset,
+ enum GNUNET_BLOCK_Type type,
+ PluginDatumProcessor proc, void *proc_cls)
{
struct Plugin *plugin = cls;
sqlite3_stmt *stmt;
GNUNET_assert (type != GNUNET_BLOCK_TYPE_ANY);
stmt = plugin->selZeroAnon;
- if ( (SQLITE_OK != sqlite3_bind_int (stmt, 1, type)) ||
- (SQLITE_OK != sqlite3_bind_int64 (stmt, 2, offset)) )
- {
+ if ((SQLITE_OK != sqlite3_bind_int (stmt, 1, type)) ||
+ (SQLITE_OK != sqlite3_bind_int64 (stmt, 2, offset)))
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_bind_XXXX");
+ if (SQLITE_OK != sqlite3_reset (stmt))
LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
- "sqlite3_bind_XXXX");
- if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK,
- "sqlite3_reset");
- proc (proc_cls, NULL, 0, NULL, 0, 0, 0,
- GNUNET_TIME_UNIT_ZERO_ABS, 0);
- return;
- }
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
execute_get (plugin, stmt, proc, proc_cls);
}
* @param proc_cls closure for proc
*/
static void
-sqlite_plugin_get_key (void *cls,
- uint64_t offset,
- const GNUNET_HashCode *key,
- const GNUNET_HashCode *vhash,
- enum GNUNET_BLOCK_Type type,
- PluginDatumProcessor proc, void *proc_cls)
+sqlite_plugin_get_key (void *cls, uint64_t offset, const GNUNET_HashCode * key,
+ const GNUNET_HashCode * vhash,
+ enum GNUNET_BLOCK_Type type, PluginDatumProcessor proc,
+ void *proc_cls)
{
struct Plugin *plugin = cls;
int ret;
GNUNET_snprintf (scratch, sizeof (scratch),
"SELECT count(*) FROM gn090 WHERE hash=?%s%s",
vhash == NULL ? "" : " AND vhash=?",
- type == 0 ? "" : " AND type=?");
+ type == 0 ? "" : " AND type=?");
if (sq_prepare (plugin->dbh, scratch, &stmt) != SQLITE_OK)
- {
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite_prepare");
- proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
- return;
- }
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite_prepare");
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
sqoff = 1;
- ret = sqlite3_bind_blob (stmt, sqoff++,
- key, sizeof (GNUNET_HashCode), SQLITE_TRANSIENT);
+ ret =
+ sqlite3_bind_blob (stmt, sqoff++, key, sizeof (GNUNET_HashCode),
+ SQLITE_TRANSIENT);
if ((vhash != NULL) && (ret == SQLITE_OK))
- ret = sqlite3_bind_blob (stmt, sqoff++,
- vhash,
- sizeof (GNUNET_HashCode), SQLITE_TRANSIENT);
+ ret =
+ sqlite3_bind_blob (stmt, sqoff++, vhash, sizeof (GNUNET_HashCode),
+ SQLITE_TRANSIENT);
if ((type != 0) && (ret == SQLITE_OK))
ret = sqlite3_bind_int (stmt, sqoff++, type);
if (SQLITE_OK != ret)
- {
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR, "sqlite_bind");
- sqlite3_finalize (stmt);
- proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
- return;
- }
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR, "sqlite_bind");
+ sqlite3_finalize (stmt);
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
ret = sqlite3_step (stmt);
if (ret != SQLITE_ROW)
- {
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR| GNUNET_ERROR_TYPE_BULK,
- "sqlite_step");
- sqlite3_finalize (stmt);
- proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
- return;
- }
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite_step");
+ sqlite3_finalize (stmt);
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
total = sqlite3_column_int (stmt, 0);
sqlite3_finalize (stmt);
if (0 == total)
- {
- proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
- return;
- }
+ {
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
limit_off = (int) (offset % total);
if (limit_off < 0)
limit_off += total;
vhash == NULL ? "" : " AND vhash=?",
type == 0 ? "" : " AND type=?");
if (sq_prepare (plugin->dbh, scratch, &stmt) != SQLITE_OK)
- {
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite_prepare");
- proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
- return;
- }
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite_prepare");
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
sqoff = 1;
- ret = sqlite3_bind_blob (stmt,
- sqoff++,
- key,
- sizeof (GNUNET_HashCode),
- SQLITE_TRANSIENT);
+ ret =
+ sqlite3_bind_blob (stmt, sqoff++, key, sizeof (GNUNET_HashCode),
+ SQLITE_TRANSIENT);
if ((vhash != NULL) && (ret == SQLITE_OK))
- ret = sqlite3_bind_blob (stmt,
- sqoff++,
- vhash,
- sizeof (GNUNET_HashCode), SQLITE_TRANSIENT);
+ ret =
+ sqlite3_bind_blob (stmt, sqoff++, vhash, sizeof (GNUNET_HashCode),
+ SQLITE_TRANSIENT);
if ((type != 0) && (ret == SQLITE_OK))
ret = sqlite3_bind_int (stmt, sqoff++, type);
if (ret == SQLITE_OK)
ret = sqlite3_bind_int64 (stmt, sqoff++, limit_off);
if (ret != SQLITE_OK)
- {
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite_bind");
- proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
- return;
- }
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite_bind");
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
execute_get (plugin, stmt, proc, proc_cls);
sqlite3_finalize (stmt);
}
*/
struct ReplCtx
{
-
+
/**
* Function to call for the result (or the NULL).
*/
PluginDatumProcessor proc;
-
+
/**
* Closure for proc.
*/
* GNUNET_NO to delete the item
*/
static int
-repl_proc (void *cls,
- const GNUNET_HashCode *key,
- uint32_t size,
- const void *data,
- enum GNUNET_BLOCK_Type type,
- uint32_t priority,
- uint32_t anonymity,
- struct GNUNET_TIME_Absolute expiration,
- uint64_t uid)
+repl_proc (void *cls, const GNUNET_HashCode * key, uint32_t size,
+ const void *data, enum GNUNET_BLOCK_Type type, uint32_t priority,
+ uint32_t anonymity, struct GNUNET_TIME_Absolute expiration,
+ uint64_t uid)
{
struct ReplCtx *rc = cls;
int ret;
- ret = rc->proc (rc->proc_cls,
- key,
- size, data,
- type, priority, anonymity, expiration,
- uid);
+ ret =
+ rc->proc (rc->proc_cls, key, size, data, type, priority, anonymity,
+ expiration, uid);
if (key != NULL)
- {
- rc->uid = uid;
- rc->have_uid = GNUNET_YES;
- }
+ {
+ rc->uid = uid;
+ rc->have_uid = GNUNET_YES;
+ }
return ret;
}
/**
* Get a random item for replication. Returns a single random item
- * from those with the highest replication counters. The item's
+ * from those with the highest replication counters. The item's
* replication counter is decremented by one IF it was positive before.
* Call 'proc' with all values ZERO or NULL if the datastore is empty.
*
* @param proc_cls closure for proc
*/
static void
-sqlite_plugin_get_replication (void *cls,
- PluginDatumProcessor proc, void *proc_cls)
+sqlite_plugin_get_replication (void *cls, PluginDatumProcessor proc,
+ void *proc_cls)
{
struct Plugin *plugin = cls;
struct ReplCtx rc;
+ uint64_t rvalue;
+ uint32_t repl;
+ sqlite3_stmt *stmt;
#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "Getting random block based on replication order.\n");
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "Getting random block based on replication order.\n");
#endif
rc.have_uid = GNUNET_NO;
rc.proc = proc;
rc.proc_cls = proc_cls;
- execute_get (plugin, plugin->selRepl, &repl_proc, &rc);
+ stmt = plugin->maxRepl;
+ if (SQLITE_ROW != sqlite3_step (stmt))
+ {
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ /* DB empty */
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
+ repl = sqlite3_column_int (stmt, 0);
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ stmt = plugin->selRepl;
+ rvalue = GNUNET_CRYPTO_random_u64 (GNUNET_CRYPTO_QUALITY_WEAK, UINT64_MAX);
+ if (SQLITE_OK != sqlite3_bind_int64 (stmt, 1, rvalue))
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_bind_XXXX");
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
+ if (SQLITE_OK != sqlite3_bind_int (stmt, 2, repl))
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_bind_XXXX");
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
+ execute_get (plugin, stmt, &repl_proc, &rc);
if (GNUNET_YES == rc.have_uid)
+ {
+ if (SQLITE_OK != sqlite3_bind_int64 (plugin->updRepl, 1, rc.uid))
{
- if (SQLITE_OK !=
- sqlite3_bind_int64 (plugin->updRepl, 1, rc.uid))
- {
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_bind_XXXX");
- if (SQLITE_OK != sqlite3_reset (plugin->updRepl))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- return;
- }
- if (SQLITE_DONE != sqlite3_step (plugin->updRepl))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_step");
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_bind_XXXX");
if (SQLITE_OK != sqlite3_reset (plugin->updRepl))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR |
- GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ return;
}
+ if (SQLITE_DONE != sqlite3_step (plugin->updRepl))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_step");
+ if (SQLITE_OK != sqlite3_reset (plugin->updRepl))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ }
}
* @param proc_cls closure for proc
*/
static void
-sqlite_plugin_get_expiration (void *cls,
- PluginDatumProcessor proc, void *proc_cls)
+sqlite_plugin_get_expiration (void *cls, PluginDatumProcessor proc,
+ void *proc_cls)
{
struct Plugin *plugin = cls;
sqlite3_stmt *stmt;
struct GNUNET_TIME_Absolute now;
#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "Getting random block based on expiration and priority order.\n");
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "Getting random block based on expiration and priority order.\n");
#endif
now = GNUNET_TIME_absolute_get ();
stmt = plugin->selExpi;
if (SQLITE_OK != sqlite3_bind_int64 (stmt, 1, now.abs_value))
- {
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_bind_XXXX");
- if (SQLITE_OK != sqlite3_reset (stmt))
- LOG_SQLITE (plugin, NULL,
- GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK, "sqlite3_reset");
- proc (proc_cls, NULL, 0, NULL, 0, 0, 0,
- GNUNET_TIME_UNIT_ZERO_ABS, 0);
- return;
- }
+ {
+ LOG_SQLITE (plugin, NULL, GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_bind_XXXX");
+ if (SQLITE_OK != sqlite3_reset (stmt))
+ LOG_SQLITE (plugin, NULL,
+ GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
+ "sqlite3_reset");
+ proc (proc_cls, NULL, 0, NULL, 0, 0, 0, GNUNET_TIME_UNIT_ZERO_ABS, 0);
+ return;
+ }
execute_get (plugin, stmt, proc, proc_cls);
}
*
* @param cls our plugin context
*/
-static void
+static void
sqlite_plugin_drop (void *cls)
{
struct Plugin *plugin = cls;
+
plugin->drop_on_shutdown = GNUNET_YES;
}
sqlite3_stmt *stmt;
uint64_t pages;
uint64_t page_size;
+
#if ENULL_DEFINED
char *e;
#endif
if (SQLITE_VERSION_NUMBER < 3006000)
- {
- GNUNET_log_from (GNUNET_ERROR_TYPE_WARNING,
- "datastore-sqlite",
- _("sqlite version to old to determine size, assuming zero\n"));
- return 0;
- }
- CHECK (SQLITE_OK ==
- sqlite3_exec (plugin->dbh,
- "VACUUM", NULL, NULL, ENULL));
- CHECK (SQLITE_OK ==
- sqlite3_exec (plugin->dbh,
- "PRAGMA auto_vacuum=INCREMENTAL", NULL, NULL, ENULL));
+ {
+ GNUNET_log_from (GNUNET_ERROR_TYPE_WARNING, "datastore-sqlite",
+ _
+ ("sqlite version to old to determine size, assuming zero\n"));
+ return 0;
+ }
+ CHECK (SQLITE_OK == sqlite3_exec (plugin->dbh, "VACUUM", NULL, NULL, ENULL));
CHECK (SQLITE_OK ==
- sq_prepare (plugin->dbh,
- "PRAGMA page_count",
- &stmt));
- if (SQLITE_ROW ==
- sqlite3_step (stmt))
+ sqlite3_exec (plugin->dbh, "PRAGMA auto_vacuum=INCREMENTAL", NULL,
+ NULL, ENULL));
+ CHECK (SQLITE_OK == sq_prepare (plugin->dbh, "PRAGMA page_count", &stmt));
+ if (SQLITE_ROW == sqlite3_step (stmt))
pages = sqlite3_column_int64 (stmt, 0);
else
pages = 0;
sqlite3_finalize (stmt);
- CHECK (SQLITE_OK ==
- sq_prepare (plugin->dbh,
- "PRAGMA page_size",
- &stmt));
- CHECK (SQLITE_ROW ==
- sqlite3_step (stmt));
+ CHECK (SQLITE_OK == sq_prepare (plugin->dbh, "PRAGMA page_size", &stmt));
+ CHECK (SQLITE_ROW == sqlite3_step (stmt));
page_size = sqlite3_column_int64 (stmt, 0);
sqlite3_finalize (stmt);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- _("Using sqlite page utilization to estimate payload (%llu pages of size %llu bytes)\n"),
- (unsigned long long) pages,
- (unsigned long long) page_size);
- return pages * page_size;
+ _
+ ("Using sqlite page utilization to estimate payload (%llu pages of size %llu bytes)\n"),
+ (unsigned long long) pages, (unsigned long long) page_size);
+ return pages * page_size;
}
-
+
/**
* Entry point for the plugin.
struct GNUNET_DATASTORE_PluginFunctions *api;
if (plugin.env != NULL)
- return NULL; /* can only initialize once! */
- memset (&plugin, 0, sizeof(struct Plugin));
+ return NULL; /* can only initialize once! */
+ memset (&plugin, 0, sizeof (struct Plugin));
plugin.env = env;
- if (GNUNET_OK !=
- database_setup (env->cfg, &plugin))
- {
- database_shutdown (&plugin);
- return NULL;
- }
+ if (GNUNET_OK != database_setup (env->cfg, &plugin))
+ {
+ database_shutdown (&plugin);
+ return NULL;
+ }
api = GNUNET_malloc (sizeof (struct GNUNET_DATASTORE_PluginFunctions));
api->cls = &plugin;
api->estimate_size = &sqlite_plugin_estimate_size;
api->get_expiration = &sqlite_plugin_get_expiration;
api->get_zero_anonymity = &sqlite_plugin_get_zero_anonymity;
api->drop = &sqlite_plugin_drop;
- GNUNET_log_from (GNUNET_ERROR_TYPE_INFO,
- "sqlite", _("Sqlite database running\n"));
+ GNUNET_log_from (GNUNET_ERROR_TYPE_INFO, "sqlite",
+ _("Sqlite database running\n"));
return api;
}
struct Plugin *plugin = api->cls;
#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "sqlite plugin is done\n");
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "sqlite plugin is done\n");
#endif
fn = NULL;
if (plugin->drop_on_shutdown)
fn = GNUNET_strdup (plugin->fn);
#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "Shutting down database\n");
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "Shutting down database\n");
#endif
database_shutdown (plugin);
- plugin->env = NULL;
+ plugin->env = NULL;
GNUNET_free (api);
if (fn != NULL)
- {
- if (0 != UNLINK(fn))
- GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING,
- "unlink",
- fn);
- GNUNET_free (fn);
- }
+ {
+ if (0 != UNLINK (fn))
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING, "unlink", fn);
+ GNUNET_free (fn);
+ }
#if DEBUG_SQLITE
- GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG,
- "sqlite",
- "sqlite plugin is finished\n");
+ GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "sqlite",
+ "sqlite plugin is finished\n");
#endif
return NULL;
}