* is that mysql is basically operational, that you can connect
* to it, create tables, issue queries etc.
*
+ * TODO:
+ * - implement GET
+ * - remove 'size' field in gn080.
+ * - use FOREIGN KEY for 'uid/vkey'
+ * - consistent naming of uid/vkey
*/
#include "platform.h"
#include "plugin_datastore.h"
+#include "gnunet_util_lib.h"
+#include <mysql/mysql.h>
#define DEBUG_MYSQL GNUNET_NO
};
+struct NextRequestClosure
+{
+ struct Plugin *plugin;
+
+ unsigned int type;
+
+ unsigned int iter_select;
+
+ PluginIterator dviter;
+
+ void *dviter_cls;
+
+ unsigned int last_prio;
+
+ unsigned long long last_expire;
+
+ unsigned long long last_vkey;
+
+ int end_it;
+};
+
/**
* Context for all functions in this plugin.
*/
char *cnffile;
+
+ /**
+ * Closure of the 'next_task' (must be freed if 'next_task' is cancelled).
+ */
+ struct NextRequestClosure *next_task_nc;
+
+ /**
+ * Pending task with scheduler for running the next request.
+ */
+ GNUNET_SCHEDULER_TaskIdentifier next_task;
+
/**
* Statements dealing with gn072 table
*/
#define SELECT_VALUE "SELECT value FROM gn072 WHERE vkey=?"
struct GNUNET_MysqlStatementHandle *select_value;
-#define DELETE_VALUE "DELETE FROM gn072 WHERE vkey=?"o
+#define DELETE_VALUE "DELETE FROM gn072 WHERE vkey=?"
struct GNUNET_MysqlStatementHandle *delete_value;
#define INSERT_VALUE "INSERT INTO gn072 (value) VALUES (?)"
* @return NULL on error
*/
static char *
-get_my_cnf_path (struct GNUNET_ConfigurationHandle *cfg)
+get_my_cnf_path (const struct GNUNET_CONFIGURATION_Handle *cfg)
{
char *cnffile;
char *home_dir;
"getpwuid");
return NULL;
}
- home_dir = GNUNET_strdup (pw->pw_dir);
+ if (GNUNET_YES ==
+ GNUNET_CONFIGURATION_have_value (cfg,
+ "MYSQL", "CONFIG"))
+ {
+ GNUNET_CONFIGURATION_get_value_filename (cfg,
+ "MYSQL", "CONFIG", &cnffile);
+ }
+ else
+ {
+ home_dir = GNUNET_strdup (pw->pw_dir);
#else
- home_dir = (char *) GNUNET_malloc (_MAX_PATH + 1);
- plibc_conv_to_win_path ("~/", home_dir);
+ home_dir = (char *) GNUNET_malloc (_MAX_PATH + 1);
+ plibc_conv_to_win_path ("~/", home_dir);
#endif
- GNUNET_asprintf (&cnffile, "%s/.my.cnf", home_dir);
- GNUNET_free (home_dir);
- GNUNET_CONFIUGRATION_get_value_filename (cfg,
- "MYSQL", "CONFIG", cnffile,
- &home_dir);
- GNUNET_free (cnffile);
- cnffile = home_dir;
+ GNUNET_asprintf (&cnffile, "%s/.my.cnf", home_dir);
+ GNUNET_free (home_dir);
+ }
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
_("Trying to use file `%s' for MySQL configuration.\n"),
cnffile);
"MYSQL", "PASSWORD"))
{
GNUNET_break (GNUNET_OK ==
- GNUNET_CONFIGURATION_get_value_string (ret->cfg,
+ GNUNET_CONFIGURATION_get_value_string (ret->env->cfg,
"MYSQL", "PASSWORD",
&mysql_password));
}
mysql_server = NULL;
- if (GNUNET_YES == GNUNET_CONFIGURATION_have_value (ret->cfg,
+ if (GNUNET_YES == GNUNET_CONFIGURATION_have_value (ret->env->cfg,
"MYSQL", "HOST"))
{
GNUNET_break (GNUNET_OK ==
- GNUNET_CONFIGURATION_get_value_string (ret->cfg,
- "MYSQL", "HOST", "",
+ GNUNET_CONFIGURATION_get_value_string (ret->env->cfg,
+ "MYSQL", "HOST",
&mysql_server));
}
mysql_port = 0;
- if (GNUNET_YES == GNUNET_CONFIGURATION_have_value (ret->cfg,
+ if (GNUNET_YES == GNUNET_CONFIGURATION_have_value (ret->env->cfg,
"MYSQL", "PORT"))
{
GNUNET_break (GNUNET_OK ==
- GNUNET_CONFIGURATION_get_value_number (ret->cfg, "MYSQL",
+ GNUNET_CONFIGURATION_get_value_number (ret->env->cfg, "MYSQL",
"PORT", &mysql_port));
}
"mysql_real_connect", ret);
return GNUNET_SYSERR;
}
- ret->valid = GNUNET_YES;
return GNUNET_OK;
}
run_statement (struct Plugin *plugin,
const char *statement)
{
- if ((NULL == plugin->dbh) && (GNUNET_OK != iopen (plugin)))
+ if ((NULL == plugin->dbf) && (GNUNET_OK != iopen (plugin)))
return GNUNET_SYSERR;
mysql_query (plugin->dbf, statement);
if (mysql_error (plugin->dbf)[0])
MYSQL_ROW sql_row;
char *ret;
- if ((NULL == plugin->dbh) && (GNUNET_OK != iopen (plugin)))
+ if ((NULL == plugin->dbf) && (GNUNET_OK != iopen (plugin)))
return NULL;
mysql_query (plugin->dbf, statement);
if ((mysql_error (plugin->dbf)[0]) ||
{
if (GNUNET_YES == ret->valid)
return GNUNET_OK;
- if ((NULL == plugin->dbh) &&
+ if ((NULL == plugin->dbf) &&
(GNUNET_OK != iopen (plugin)))
return GNUNET_SYSERR;
ret->statement = mysql_stmt_init (plugin->dbf);
* @return GNUNET_OK on success, GNUNET_NO if no such value exists, GNUNET_SYSERR on error
*/
static int
-do_delete_value (unsigned long long vkey)
+do_delete_value (struct Plugin *plugin,
+ unsigned long long vkey)
{
int ret;
- ret = GNUNET_MYSQL_prepared_statement_run (delete_value,
- NULL,
- MYSQL_TYPE_LONGLONG,
- &vkey, GNUNET_YES, -1);
+ ret = prepared_statement_run (plugin,
+ plugin->delete_value,
+ NULL,
+ MYSQL_TYPE_LONGLONG,
+ &vkey, GNUNET_YES, -1);
if (ret > 0)
ret = GNUNET_OK;
return ret;
* @return GNUNET_OK on success, GNUNET_SYSERR on error
*/
static int
-do_insert_value (const void *value, unsigned int size,
+do_insert_value (struct Plugin *plugin,
+ const void *value, unsigned int size,
unsigned long long *vkey)
{
unsigned long length = size;
- return GNUNET_MYSQL_prepared_statement_run (insert_value,
- vkey,
- MYSQL_TYPE_BLOB,
- value, length, &length, -1);
+ return prepared_statement_run (plugin,
+ plugin->insert_value,
+ vkey,
+ MYSQL_TYPE_BLOB,
+ value, length, &length, -1);
}
/**
* @return GNUNET_OK on success, GNUNET_NO if no such value exists, GNUNET_SYSERR on error
*/
static int
-do_delete_entry_by_vkey (unsigned long long vkey)
+do_delete_entry_by_vkey (struct Plugin *plugin,
+ unsigned long long vkey)
{
int ret;
- ret = GNUNET_MYSQL_prepared_statement_run (delete_entry_by_vkey,
- NULL,
- MYSQL_TYPE_LONGLONG,
- &vkey, GNUNET_YES, -1);
+ ret = prepared_statement_run (plugin,
+ plugin->delete_entry_by_vkey,
+ NULL,
+ MYSQL_TYPE_LONGLONG,
+ &vkey, GNUNET_YES, -1);
if (ret > 0)
ret = GNUNET_OK;
return ret;
return GNUNET_OK;
}
+
/**
- * Given a full (SELECT *) result set from gn080 table,
- * assemble it into a GNUNET_DatastoreValue representation.
- *
- * Call *without* holding the lock, but while within
- * mysql_thread_start/end.
+ * Continuation of "sqlite_next_request".
*
- * @param result location where mysql_stmt_fetch stored the results
- * @return NULL on error
+ * @param next_cls the next context
+ * @param tc the task context (unused)
*/
-static GNUNET_DatastoreValue *
-assembleDatum (MYSQL_BIND * result)
+static void
+sqlite_next_request_cont (void *next_cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
{
- GNUNET_DatastoreValue *datum;
- unsigned int contentSize;
+ struct NextRequestClosure *nrc = next_cls;
+ struct Plugin *plugin;
+ int ret;
+ unsigned int size;
unsigned int type;
- unsigned int prio;
- unsigned int level;
+ unsigned int priority;
+ unsigned int anonymity;
unsigned long long exp;
unsigned long long vkey;
+ unsigned long hashSize;
+ GNUNET_HashCode key;
+ struct GNUNET_TIME_Absolute now;
+ struct GNUNET_TIME_Absolute expiration;
+ MYSQL_BIND rbind[7];
+ unsigned int contentSize;
unsigned long length;
- MYSQL_BIND rbind[1];
- int ret;
+ MYSQL_BIND dbind[1];
+ char datum[GNUNET_SERVER_MAX_MESSAGE_SIZE];
+
+ AGAIN:
+ plugin = nrc->plugin;
+ plugin->next_task = GNUNET_SCHEDULER_NO_TASK;
+ plugin->next_task_nc = NULL;
+ hashSize = sizeof (GNUNET_HashCode);
+ memset (rbind, 0, sizeof (rbind));
+ rbind[0].buffer_type = MYSQL_TYPE_LONG;
+ rbind[0].buffer = &size;
+ rbind[0].is_unsigned = 1;
+ rbind[1].buffer_type = MYSQL_TYPE_LONG;
+ rbind[1].buffer = &type;
+ rbind[1].is_unsigned = 1;
+ rbind[2].buffer_type = MYSQL_TYPE_LONG;
+ rbind[2].buffer = &priority;
+ rbind[2].is_unsigned = 1;
+ rbind[3].buffer_type = MYSQL_TYPE_LONG;
+ rbind[3].buffer = &anonymity;
+ rbind[3].is_unsigned = 1;
+ rbind[4].buffer_type = MYSQL_TYPE_LONGLONG;
+ rbind[4].buffer = &exp;
+ rbind[4].is_unsigned = 1;
+ rbind[5].buffer_type = MYSQL_TYPE_BLOB;
+ rbind[5].buffer = &key;
+ rbind[5].buffer_length = hashSize;
+ rbind[5].length = &hashSize;
+ rbind[6].buffer_type = MYSQL_TYPE_LONGLONG;
+ rbind[6].buffer = &vkey;
+ rbind[6].is_unsigned = GNUNET_YES;
- if ((result[0].buffer_type != MYSQL_TYPE_LONG) ||
- (!result[0].is_unsigned) ||
- (result[1].buffer_type != MYSQL_TYPE_LONG) ||
- (!result[1].is_unsigned) ||
- (result[2].buffer_type != MYSQL_TYPE_LONG) ||
- (!result[2].is_unsigned) ||
- (result[3].buffer_type != MYSQL_TYPE_LONG) ||
- (!result[3].is_unsigned) ||
- (result[4].buffer_type != MYSQL_TYPE_LONGLONG) ||
- (!result[4].is_unsigned) ||
- (result[5].buffer_type != MYSQL_TYPE_BLOB) ||
- (result[5].buffer_length != sizeof (GNUNET_HashCode)) ||
- (*result[5].length != sizeof (GNUNET_HashCode)) ||
- (result[6].buffer_type != MYSQL_TYPE_LONGLONG) ||
- (!result[6].is_unsigned))
+ now = GNUNET_TIME_absolute_get ();
+ switch (nrc->iter_select)
{
- GNUNET_break (0);
- return NULL; /* error */
+ case 0:
+ case 1:
+ ret = prepared_statement_run_select (plugin,
+ plugin->iter[nrc->iter_select],
+ 7,
+ rbind,
+ &return_ok,
+ NULL,
+ MYSQL_TYPE_LONG,
+ &nrc->last_prio,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_vkey,
+ GNUNET_YES,
+ MYSQL_TYPE_LONG,
+ &nrc->last_prio,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_vkey,
+ GNUNET_YES, -1);
+ break;
+ case 2:
+ ret = prepared_statement_run_select (plugin,
+ plugin->iter[nrc->iter_select],
+ 7,
+ rbind,
+ &return_ok,
+ NULL,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_expire,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_vkey,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_expire,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_vkey,
+ GNUNET_YES, -1);
+ break;
+ case 3:
+ ret = prepared_statement_run_select (plugin,
+ plugin->iter[nrc->iter_select],
+ 7,
+ rbind,
+ &return_ok,
+ NULL,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_expire,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_vkey,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &now.value,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_expire,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &nrc->last_vkey,
+ GNUNET_YES,
+ MYSQL_TYPE_LONGLONG,
+ &now.value,
+ GNUNET_YES, -1);
+ break;
+ default:
+ GNUNET_assert (0);
+ return;
}
-
- contentSize = *(unsigned int *) result[0].buffer;
- if (contentSize < sizeof (GNUNET_DatastoreValue))
- return NULL; /* error */
- if (contentSize > GNUNET_MAX_BUFFER_SIZE)
+ if (ret != GNUNET_OK)
+ goto END_SET;
+ nrc->last_vkey = vkey;
+ nrc->last_prio = priority;
+ nrc->last_expire = exp;
+ if ((rbind[0].buffer_type != MYSQL_TYPE_LONG) ||
+ (!rbind[0].is_unsigned) ||
+ (rbind[1].buffer_type != MYSQL_TYPE_LONG) ||
+ (!rbind[1].is_unsigned) ||
+ (rbind[2].buffer_type != MYSQL_TYPE_LONG) ||
+ (!rbind[2].is_unsigned) ||
+ (rbind[3].buffer_type != MYSQL_TYPE_LONG) ||
+ (!rbind[3].is_unsigned) ||
+ (rbind[4].buffer_type != MYSQL_TYPE_LONGLONG) ||
+ (!rbind[4].is_unsigned) ||
+ (rbind[5].buffer_type != MYSQL_TYPE_BLOB) ||
+ (rbind[5].buffer_length != sizeof (GNUNET_HashCode)) ||
+ (*rbind[5].length != sizeof (GNUNET_HashCode)) ||
+ (rbind[6].buffer_type != MYSQL_TYPE_LONGLONG) ||
+ (!rbind[6].is_unsigned))
{
- GNUNET_break (0); /* far too big */
- return NULL;
+ GNUNET_break (0);
+ goto END_SET;
+ }
+ contentSize = *(unsigned int *) rbind[0].buffer;
+ if (contentSize >= GNUNET_SERVER_MAX_MESSAGE_SIZE)
+ {
+ GNUNET_break (0); /* far too big */
+ goto END_SET;
}
- contentSize -= sizeof (GNUNET_DatastoreValue);
- type = *(unsigned int *) result[1].buffer;
- prio = *(unsigned int *) result[2].buffer;
- level = *(unsigned int *) result[3].buffer;
- exp = *(unsigned long long *) result[4].buffer;
- vkey = *(unsigned long long *) result[6].buffer;
- datum = GNUNET_malloc (sizeof (GNUNET_DatastoreValue) + contentSize);
- datum->size = htonl (contentSize + sizeof (GNUNET_DatastoreValue));
- datum->type = htonl (type);
- datum->priority = htonl (prio);
- datum->anonymity_level = htonl (level);
- datum->expiration_time = GNUNET_htonll (exp);
-
/* now do query on gn072 */
length = contentSize;
memset (rbind, 0, sizeof (rbind));
rbind[0].buffer_type = MYSQL_TYPE_BLOB;
rbind[0].buffer_length = contentSize;
rbind[0].length = &length;
- rbind[0].buffer = &datum[1];
- ret = GNUNET_MYSQL_prepared_statement_run_select (select_value,
- 1,
- rbind,
- &return_ok,
- NULL,
- MYSQL_TYPE_LONGLONG,
- &vkey, GNUNET_YES, -1);
- GNUNET_break (ret <= 1); /* should only have one result! */
+ rbind[0].buffer = datum;
+ ret = prepared_statement_run_select (plugin,
+ plugin->select_value,
+ 1,
+ dbind,
+ &return_ok,
+ NULL,
+ MYSQL_TYPE_LONGLONG,
+ &vkey, GNUNET_YES, -1);
+ GNUNET_break (ret <= 1); /* should only have one rbind! */
if (ret > 0)
ret = GNUNET_OK;
if ((ret != GNUNET_OK) ||
- (rbind[0].buffer_length != contentSize) || (length != contentSize))
+ (dbind[0].buffer_length != contentSize) || (length != contentSize))
{
- GNUNET_break (ret != 0); /* should have one result! */
+ GNUNET_break (ret != 0); /* should have one rbind! */
GNUNET_break (length == contentSize); /* length should match! */
- GNUNET_break (rbind[0].buffer_length == contentSize); /* length should be internally consistent! */
- do_delete_value (vkey);
+ GNUNET_break (dbind[0].buffer_length == contentSize); /* length should be internally consistent! */
+ do_delete_value (plugin, vkey);
if (ret != 0)
- do_delete_entry_by_vkey (vkey);
- content_size -= ntohl (datum->size);
- GNUNET_free (datum);
- return NULL;
+ do_delete_entry_by_vkey (plugin, vkey);
+ plugin->content_size -= contentSize;
+ goto AGAIN;
+ }
+ expiration.value = exp;
+ ret = nrc->dviter (nrc->dviter_cls,
+ nrc,
+ &key,
+ contentSize,
+ datum,
+ type,
+ priority,
+ anonymity,
+ expiration,
+ vkey);
+ if (ret == GNUNET_SYSERR)
+ {
+ /* is this correct, or should we not call iter again period? */
+ goto END_SET;
+ }
+ if (ret == GNUNET_NO)
+ {
+ do_delete_value (plugin, vkey);
+ do_delete_entry_by_vkey (plugin, vkey);
+ plugin->content_size -= contentSize;
}
- return datum;
+ return;
+ END_SET:
+ /* call dviter with "end of set" */
+ return;
}
+/**
+ * Function invoked on behalf of a "PluginIterator"
+ * asking the database plugin to call the iterator
+ * with the next item.
+ *
+ * @param next_cls whatever argument was given
+ * to the PluginIterator as "next_cls".
+ * @param end_it set to GNUNET_YES if we
+ * should terminate the iteration early
+ * (iterator should be still called once more
+ * to signal the end of the iteration).
+ */
+static void
+mysql_plugin_next_request (void *next_cls,
+ int end_it)
+{
+ struct NextRequestClosure *nrc = next_cls;
+
+ if (GNUNET_YES == end_it)
+ nrc->end_it = GNUNET_YES;
+ nrc->plugin->next_task_nc = nrc;
+ nrc->plugin->next_task = GNUNET_SCHEDULER_add_now (nrc->plugin->env->sched,
+ &sqlite_next_request_cont,
+ nrc);
+}
+
+
/**
* Iterate over the items in the datastore
* using the given query to select and order
* Use 0 for any type.
* @param iter never NULL
* @param is_asc are we using ascending order?
- * @return the number of results, GNUNET_SYSERR if the
- * iter is non-NULL and aborted the iteration
*/
-static int
+static void
iterateHelper (struct Plugin *plugin,
unsigned int type,
int is_asc,
- unsigned int iter_select, GNUNET_DatastoreValueIterator dviter,
- void *closure)
+ unsigned int iter_select,
+ PluginIterator dviter,
+ void *dviter_cls)
{
- GNUNET_DatastoreValue *datum;
- int count;
- int ret;
- unsigned int last_prio;
- unsigned long long last_expire;
- unsigned long long last_vkey;
- unsigned int size;
- unsigned int rtype;
- unsigned int prio;
- unsigned int level;
- unsigned long long expiration;
- unsigned long long vkey;
- unsigned long hashSize;
- GNUNET_HashCode key;
- GNUNET_CronTime now;
- MYSQL_BIND rbind[7];
+ struct NextRequestClosure *nrc;
+
+ nrc = GNUNET_malloc (sizeof (struct NextRequestClosure));
+ nrc->plugin = plugin;
+ nrc->type = type;
+ nrc->iter_select = iter_select;
+ nrc->dviter = dviter;
+ nrc->dviter_cls = dviter_cls;
if (is_asc)
{
- last_prio = 0;
- last_vkey = 0;
- last_expire = 0;
+ nrc->last_prio = 0;
+ nrc->last_vkey = 0;
+ nrc->last_expire = 0;
}
else
{
- last_prio = 0x7FFFFFFFL;
- last_vkey = 0x7FFFFFFFFFFFFFFFLL; /* MySQL only supports 63 bits */
- last_expire = 0x7FFFFFFFFFFFFFFFLL; /* MySQL only supports 63 bits */
+ nrc->last_prio = 0x7FFFFFFFL;
+ nrc->last_vkey = 0x7FFFFFFFFFFFFFFFLL; /* MySQL only supports 63 bits */
+ nrc->last_expire = 0x7FFFFFFFFFFFFFFFLL; /* MySQL only supports 63 bits */
}
- hashSize = sizeof (GNUNET_HashCode);
- memset (rbind, 0, sizeof (rbind));
- rbind[0].buffer_type = MYSQL_TYPE_LONG;
- rbind[0].buffer = &size;
- rbind[0].is_unsigned = 1;
- rbind[1].buffer_type = MYSQL_TYPE_LONG;
- rbind[1].buffer = &rtype;
- rbind[1].is_unsigned = 1;
- rbind[2].buffer_type = MYSQL_TYPE_LONG;
- rbind[2].buffer = &prio;
- rbind[2].is_unsigned = 1;
- rbind[3].buffer_type = MYSQL_TYPE_LONG;
- rbind[3].buffer = &level;
- rbind[3].is_unsigned = 1;
- rbind[4].buffer_type = MYSQL_TYPE_LONGLONG;
- rbind[4].buffer = &expiration;
- rbind[4].is_unsigned = 1;
- rbind[5].buffer_type = MYSQL_TYPE_BLOB;
- rbind[5].buffer = &key;
- rbind[5].buffer_length = hashSize;
- rbind[5].length = &hashSize;
- rbind[6].buffer_type = MYSQL_TYPE_LONGLONG;
- rbind[6].buffer = &vkey;
- rbind[6].is_unsigned = GNUNET_YES;
-
- now = GNUNET_get_time ();
- count = 0;
- while (1)
- {
- switch (iter_select)
- {
- case 0:
- case 1:
- ret = prepared_statement_run_select (iter[iter_select],
- 7,
- rbind,
- &return_ok,
- NULL,
- MYSQL_TYPE_LONG,
- &last_prio,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &last_vkey,
- GNUNET_YES,
- MYSQL_TYPE_LONG,
- &last_prio,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &last_vkey,
- GNUNET_YES, -1);
- break;
- case 2:
- ret = prepared_statement_run_select (iter[iter_select],
- 7,
- rbind,
- &return_ok,
- NULL,
- MYSQL_TYPE_LONGLONG,
- &last_expire,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &last_vkey,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &last_expire,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &last_vkey,
- GNUNET_YES, -1);
- break;
- case 3:
- ret = prepared_statement_run_select (iter[iter_select],
- 7,
- rbind,
- &return_ok,
- NULL,
- MYSQL_TYPE_LONGLONG,
- &last_expire,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &last_vkey,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &now,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &last_expire,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &last_vkey,
- GNUNET_YES,
- MYSQL_TYPE_LONGLONG,
- &now,
- GNUNET_YES, -1);
- break;
- default:
- GNUNET_break (0);
- return GNUNET_SYSERR;
- }
- if (ret != GNUNET_OK)
- break;
- last_vkey = vkey;
- last_prio = prio;
- last_expire = expiration;
- count++;
- if (dviter != NULL)
- {
- datum = assembleDatum (rbind);
- if (datum == NULL)
- continue;
- ret = dviter (&key, datum, closure, vkey);
- if (ret == GNUNET_SYSERR)
- {
- GNUNET_free (datum);
- break;
- }
- if (ret == GNUNET_NO)
- {
- do_delete_value (vkey);
- do_delete_entry_by_vkey (vkey);
- content_size -= ntohl (datum->size);
- }
- GNUNET_free (datum);
- }
- }
- return count;
+ mysql_plugin_next_request (nrc, GNUNET_NO);
}
-
/**
* Get an estimate of how much space the database is
* currently using.
char **msg)
{
struct Plugin *plugin = cls;
-
- unsigned long contentSize;
unsigned long hashSize;
unsigned long hashSize2;
- unsigned int size;
- unsigned int type;
- unsigned int prio;
- unsigned int level;
- unsigned long long expiration;
unsigned long long vkey;
GNUNET_HashCode vhash;
- if (((ntohl (value->size) < sizeof (GNUNET_DatastoreValue))) ||
- ((ntohl (value->size) - sizeof (GNUNET_DatastoreValue)) >
- MAX_DATUM_SIZE))
+ if (size > MAX_DATUM_SIZE)
{
GNUNET_break (0);
return GNUNET_SYSERR;
}
hashSize = sizeof (GNUNET_HashCode);
hashSize2 = sizeof (GNUNET_HashCode);
- size = ntohl (value->size);
- type = ntohl (value->type);
- prio = ntohl (value->priority);
- level = ntohl (value->anonymity_level);
- expiration = GNUNET_ntohll (value->expiration_time);
- contentSize = ntohl (value->size) - sizeof (GNUNET_DatastoreValue);
- GNUNET_hash (&value[1], contentSize, &vhash);
-
- if (GNUNET_OK != do_insert_value (&value[1], contentSize, &vkey))
+ GNUNET_CRYPTO_hash (data, size, &vhash);
+ if (GNUNET_OK != do_insert_value (plugin,
+ data, size, &vkey))
return GNUNET_SYSERR;
if (GNUNET_OK !=
- prepared_statement_run (insert_entry,
+ prepared_statement_run (plugin,
+ plugin->insert_entry,
NULL,
MYSQL_TYPE_LONG,
&size,
&type,
GNUNET_YES,
MYSQL_TYPE_LONG,
- &prio,
+ &priority,
GNUNET_YES,
MYSQL_TYPE_LONG,
- &level,
+ &anonymity,
GNUNET_YES,
MYSQL_TYPE_LONGLONG,
- &expiration,
+ &expiration.value,
GNUNET_YES,
MYSQL_TYPE_BLOB,
key,
MYSQL_TYPE_LONGLONG,
&vkey, GNUNET_YES, -1))
{
- do_delete_value (vkey);
+ do_delete_value (plugin, vkey);
return GNUNET_SYSERR;
}
- plugin->content_size += ntohl (value->size);
+ plugin->content_size += size;
return GNUNET_OK;
}
/**
- * Function invoked on behalf of a "PluginIterator"
- * asking the database plugin to call the iterator
- * with the next item.
+ * Select a subset of the items in the datastore and call
+ * the given iterator for each of them.
*
- * @param next_cls whatever argument was given
- * to the PluginIterator as "next_cls".
- * @param end_it set to GNUNET_YES if we
- * should terminate the iteration early
- * (iterator should be still called once more
- * to signal the end of the iteration).
+ * @param cls our "struct Plugin*"
+ * @param type entries of which type should be considered?
+ * Use 0 for any type.
+ * @param iter function to call on each matching value;
+ * will be called once with a NULL value at the end
+ * @param iter_cls closure for iter
*/
-static void
-mysql_plugin_next_request (void *next_cls,
- int end_it)
+static void
+mysql_plugin_iter_low_priority (void *cls,
+ enum GNUNET_BLOCK_Type type,
+ PluginIterator iter,
+ void *iter_cls)
{
struct Plugin *plugin = cls;
- GNUNET_break (0);
+ iterateHelper (plugin, type, GNUNET_YES,
+ 0, iter, iter_cls);
}
unsigned long long expiration;
unsigned long long vkey;
unsigned long long last_vkey;
- GNUNET_DatastoreValue *datum;
- GNUNET_HashCode key;
unsigned long hashSize;
unsigned long hashSize2;
MYSQL_BIND rbind[7];
+ if (iter == NULL)
+ return;
if (key == NULL)
- return iterateLowPriority (type, iter, closure);
+ {
+ mysql_plugin_iter_low_priority (plugin,
+ type,
+ iter, iter_cls);
+ return;
+ }
hashSize = sizeof (GNUNET_HashCode);
hashSize2 = sizeof (GNUNET_HashCode);
memset (rbind, 0, sizeof (rbind));
{
ret =
prepared_statement_run_select
- (count_entry_by_hash_vhash_and_type, 1, rbind, &return_ok, NULL,
+ (plugin,
+ plugin->count_entry_by_hash_vhash_and_type, 1, rbind, &return_ok, NULL,
MYSQL_TYPE_BLOB, key, hashSize2, &hashSize2, MYSQL_TYPE_BLOB,
vhash, hashSize2, &hashSize2, MYSQL_TYPE_LONG, &type, GNUNET_YES,
-1);
{
ret =
prepared_statement_run_select
- (count_entry_by_hash_and_type, 1, rbind, &return_ok, NULL,
+ (plugin,
+ plugin->count_entry_by_hash_and_type, 1, rbind, &return_ok, NULL,
MYSQL_TYPE_BLOB, key, hashSize2, &hashSize2, MYSQL_TYPE_LONG,
&type, GNUNET_YES, -1);
{
ret =
prepared_statement_run_select
- (count_entry_by_hash_and_vhash, 1, rbind, &return_ok, NULL,
+ (plugin,
+ plugin->count_entry_by_hash_and_vhash, 1, rbind, &return_ok, NULL,
MYSQL_TYPE_BLOB, key, hashSize2, &hashSize2, MYSQL_TYPE_BLOB,
vhash, hashSize2, &hashSize2, -1);
else
{
ret =
- GNUNET_MYSQL_prepared_statement_run_select (count_entry_by_hash,
- 1, rbind, &return_ok,
- NULL, MYSQL_TYPE_BLOB,
- key, hashSize2,
- &hashSize2, -1);
+ prepared_statement_run_select (plugin,
+ plugin->count_entry_by_hash,
+ 1, rbind, &return_ok,
+ NULL, MYSQL_TYPE_BLOB,
+ key, hashSize2,
+ &hashSize2, -1);
}
}
if ((ret != GNUNET_OK) || (-1 == total))
- return GNUNET_SYSERR;
- if ((iter == NULL) || (total == 0))
- return (int) total;
+ return;
+ if (total == 0)
+ return;
last_vkey = 0;
count = 0;
- off = GNUNET_random_u32 (GNUNET_RANDOM_QUALITY_WEAK, total);
+ off = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, total);
memset (rbind, 0, sizeof (rbind));
rbind[0].buffer_type = MYSQL_TYPE_LONG;
rbind[4].buffer = &expiration;
rbind[4].is_unsigned = GNUNET_YES;
rbind[5].buffer_type = MYSQL_TYPE_BLOB;
- rbind[5].buffer = &key;
+ rbind[5].buffer = (void*) key;
rbind[5].buffer_length = hashSize;
rbind[5].length = &hashSize;
rbind[6].buffer_type = MYSQL_TYPE_LONGLONG;
{
ret =
prepared_statement_run_select
- (select_entry_by_hash_vhash_and_type, 7, rbind, &return_ok,
+ (plugin,
+ plugin->select_entry_by_hash_vhash_and_type, 7, rbind, &return_ok,
NULL, MYSQL_TYPE_BLOB, key, hashSize, &hashSize,
MYSQL_TYPE_BLOB, vhash, hashSize2, &hashSize2,
MYSQL_TYPE_LONGLONG, &last_vkey, GNUNET_YES, MYSQL_TYPE_LONG,
{
ret =
prepared_statement_run_select
- (select_entry_by_hash_and_type, 7, rbind, &return_ok, NULL,
+ (plugin,
+ plugin->select_entry_by_hash_and_type, 7, rbind, &return_ok, NULL,
MYSQL_TYPE_BLOB, key, hashSize, &hashSize,
MYSQL_TYPE_LONGLONG, &last_vkey, GNUNET_YES, MYSQL_TYPE_LONG,
&type, GNUNET_YES, MYSQL_TYPE_LONG, &limit_off, GNUNET_YES,
{
ret =
prepared_statement_run_select
- (select_entry_by_hash_and_vhash, 7, rbind, &return_ok, NULL,
+ (plugin,
+ plugin->select_entry_by_hash_and_vhash, 7, rbind, &return_ok, NULL,
MYSQL_TYPE_BLOB, key, hashSize, &hashSize, MYSQL_TYPE_BLOB,
vhash, hashSize2, &hashSize2, MYSQL_TYPE_LONGLONG,
&last_vkey, GNUNET_YES, MYSQL_TYPE_LONG, &limit_off,
{
ret =
prepared_statement_run_select
- (select_entry_by_hash, 7, rbind, &return_ok, NULL,
+ (plugin,
+ plugin->select_entry_by_hash, 7, rbind, &return_ok, NULL,
MYSQL_TYPE_BLOB, key, hashSize, &hashSize,
MYSQL_TYPE_LONGLONG, &last_vkey, GNUNET_YES, MYSQL_TYPE_LONG,
&limit_off, GNUNET_YES, -1);
if (ret != GNUNET_OK)
break;
last_vkey = vkey;
+#if FIXME
datum = assembleDatum (rbind);
if (datum == NULL)
continue;
count++;
- ret = iter (&key, datum, closure, vkey);
+ ret = iter (iter_cls, key, datum, vkey);
+#endif
+ ret = GNUNET_SYSERR;
if (ret == GNUNET_SYSERR)
{
- GNUNET_free (datum);
break;
}
if (ret == GNUNET_NO)
{
- do_delete_value (vkey);
- do_delete_entry_by_vkey (vkey);
- content_size -= ntohl (datum->size);
+ do_delete_value (plugin, vkey);
+ do_delete_entry_by_vkey (plugin, vkey);
+ plugin->content_size -= size;
}
- GNUNET_free (datum);
if (count + off == total)
last_vkey = 0; /* back to start */
if (count == total)
}
-/**
- * Select a subset of the items in the datastore and call
- * the given iterator for each of them.
- *
- * @param cls our "struct Plugin*"
- * @param type entries of which type should be considered?
- * Use 0 for any type.
- * @param iter function to call on each matching value;
- * will be called once with a NULL value at the end
- * @param iter_cls closure for iter
- */
-static void
-mysql_plugin_iter_low_priority (void *cls,
- enum GNUNET_BLOCK_Type type,
- PluginIterator iter,
- void *iter_cls)
-{
- struct Plugin *plugin = cls;
- iterateHelper (plugin, type, GNUNET_YES,
- 0, iter, iter_cls);
-}
-
-
/**
* Select a subset of the items in the datastore and call
* the given iterator for each of them.
void *iter_cls)
{
struct Plugin *plugin = cls;
- iterateHelper (plugin, type, GNUNET_NO, 1, iter, closure);
+ iterateHelper (plugin, type, GNUNET_NO, 1, iter, iter_cls);
}
void *iter_cls)
{
struct Plugin *plugin = cls;
- iterateHelper (plugin, type, GNUNET_YES, 2, iter, closure);
+ iterateHelper (plugin, type, GNUNET_YES, 2, iter, iter_cls);
}
void *iter_cls)
{
struct Plugin *plugin = cls;
- iterateHelper (plugin, 0, GNUNET_NO, 3, iter, closure);
+ iterateHelper (plugin, 0, GNUNET_NO, 3, iter, iter_cls);
}
*/
static void
mysql_plugin_iter_all_now (void *cls,
- enum GNUNET_BLOCK_Type type,
- PluginIterator iter,
- void *iter_cls)
+ enum GNUNET_BLOCK_Type type,
+ PluginIterator iter,
+ void *iter_cls)
{
struct Plugin *plugin = cls;
- iterateHelper (plugin, 0, GNUNET_YES, 0, iter, closure);
+ iterateHelper (plugin, 0, GNUNET_YES, 0, iter, iter_cls);
}
|| PINIT (plugin->iter[2], SELECT_IT_EXPIRATION_TIME)
|| PINIT (plugin->iter[3], SELECT_IT_MIGRATION_ORDER))
{
- GNUNET_MYSQL_database_close (db);
- db = NULL;
- return GNUNET_SYSERR;
+ iclose (plugin);
+ GNUNET_free_non_null (plugin->cnffile);
+ GNUNET_free (plugin);
+ return NULL;
}
#undef PINIT
#undef MRUNS
-
api = GNUNET_malloc (sizeof (struct GNUNET_DATASTORE_PluginFunctions));
api->cls = plugin;
api->get_size = &mysql_plugin_get_size;
struct Plugin *plugin = api->cls;
iclose (plugin);
+ if (plugin->next_task != GNUNET_SCHEDULER_NO_TASK)
+ {
+ GNUNET_SCHEDULER_cancel (plugin->env->sched,
+ plugin->next_task);
+ plugin->next_task = GNUNET_SCHEDULER_NO_TASK;
+ GNUNET_free (plugin->next_task_nc);
+ plugin->next_task_nc = NULL;
+ }
GNUNET_free_non_null (plugin->cnffile);
GNUNET_free (plugin);
- GNUNET_free (plugin);
GNUNET_free (api);
mysql_library_end ();
return NULL;
projects / oweals / gnunet.git / commitdiff