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Fixed a bug that would cause the sqlite session database to grow endlessly.

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This commit is contained in:
Ilia Alshanetsky 2004-01-12 22:48:58 +00:00
parent fad3a6e42f
commit 47dddfa4ff
1 changed files with 9 additions and 1 deletions
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10
ext/sqlite/sess_sqlite.c
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@ -24,6 +24,7 @@
#if HAVE_PHP_SESSION
#include "ext/session/php_session.h"
#include "ext/standard/php_lcg.h"
#include <sqlite.h>
#define SQLITE_RETVAL(__r) ((__r) == SQLITE_OK ? SUCCESS : FAILURE)
#define PS_SQLITE_DATA sqlite *db = (sqlite*)PS_GET_MOD_DATA()
@ -173,7 +174,14 @@ PS_GC_FUNC(sqlite)
rv = sqlite_exec_printf(db,
"DELETE FROM session_data WHERE (%d - updated) > %d",
NULL, NULL, NULL, t, maxlifetime);
/* because SQLite does not actually clear the deleted data from the database
* we need to occassionaly do so manually to prevent the sessions database
* from endlessly growing.
*/
if ((int) ((float) PS(gc_divisor) * PS(gc_divisor) * php_combined_lcg(TSRMLS_C)) < PS(gc_probability) {
rv = sqlite_exec_printf(db, "VACUUM", NULL, NULL, NULL);
}
return SQLITE_RETVAL(rv);
}