return $return;
}
+ /**
+ * @brief Analyze a database query and log this if some conditions are met.
+ *
+ * @param string $query The database query that will be analyzed
+ */
public function log_index($query) {
$a = get_app();
- if (($a->config["system"]["db_log_index"] == "") OR ($a->config["system"]["db_log_index_watch"] == "") OR
- (intval($a->config["system"]["db_loglimit_index"]) == 0)) {
+ if ($a->config["system"]["db_log_index"] == "") {
return;
}
+ // Don't explain an explain statement
if (strtolower(substr($query, 0, 7)) == "explain") {
return;
}
+ // Only do the explain on "select", "update" and "delete"
+ if (!in_array(strtolower(substr($query, 0, 6)), array("select", "update", "delete"))) {
+ return;
+ }
+
$r = $this->q("EXPLAIN ".$query);
if (!dbm::is_result($r)) {
return;
}
$watchlist = explode(',', $a->config["system"]["db_log_index_watch"]);
+ $blacklist = explode(',', $a->config["system"]["db_log_index_blacklist"]);
foreach ($r AS $row) {
- if (in_array($row['key'], $watchlist) AND
- ($row['rows'] >= intval($a->config["system"]["db_loglimit_index"]))) {
+ if ((intval($a->config["system"]["db_loglimit_index"]) > 0)) {
+ $log = (in_array($row['key'], $watchlist) AND
+ ($row['rows'] >= intval($a->config["system"]["db_loglimit_index"])));
+ } else
+ $log = false;
+
+ if ((intval($a->config["system"]["db_loglimit_index_high"]) > 0) AND ($row['rows'] >= intval($a->config["system"]["db_loglimit_index_high"]))) {
+ $log = true;
+ }
+
+ if (in_array($row['key'], $blacklist) OR ($row['key'] == "")) {
+ $log = false;
+ }
+
+ if ($log) {
$backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
@file_put_contents($a->config["system"]["db_log_index"], datetime_convert()."\t".
- $row['key']."\t".$row['rows']."\t".
+ $row['key']."\t".$row['rows']."\t".$row['Extra']."\t".
basename($backtrace[1]["file"])."\t".
$backtrace[1]["line"]."\t".$backtrace[2]["function"]."\t".
substr($query, 0, 2000)."\n", FILE_APPEND);