92 lines
3.1 KiB
PHP
92 lines
3.1 KiB
PHP
<?php
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/** \file scripts/other/tasks/archiver.php
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* \brief DI webinterface task manager script, database archiver
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* \author Rob Schalken, Core|Vision
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* \version $Revision: 26247 $
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* \date $Date: 2016-02-29 10:40:22 +0100 (Mon, 29 Feb 2016) $
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*
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* Database archiver
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*/
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/************************************/
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/* Database archiver */
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/************************************/
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// Acquire mutex
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if (db_mutex_acquire(RemoveExtension(basename(__FILE__)) . "_" . $params['task_id'], 0)) {
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// Constants
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define('ARCHIVER_MAX_RUNTIME', (10 * 60));
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// Initial values
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$start = microtime(TRUE);
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if( isset($params['param']['age']) ) {
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// when 'age' is set, then the other parameters are assumed to be present
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$source_db = $params['param']['source'];
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$target_db = $params['param']['target'];
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$age = $params['param']['age'];
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$entries = $params['param']['max_entries'];
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$delete_from_source = !$params['param']['no_delete'];
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if( !$delete_from_source ) DBG("archiver " . $params['task_id'] . ": source data is preserved");
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}
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else {
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// parameters not set; assume old-style archiver
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$source_db = "default";
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$target_db = "archive";
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$age = "40 days ago";
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$entries = 10000;
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$delete_from_source = TRUE;
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}
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// Remove entries before this date:
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$delete_older = strtotime($age);
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// Define tables
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$tables = array("log_realtime", "log_zkl", "log_gebruiker", "log_tcp", "log_secure");
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for($i=0; $i<sizeof($tables); $i++) {
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// Clear total amount
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$total_archived_items[$i] = 0;
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}
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$last_date = array();
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DBG("archiver " . $params['task_id'] . ": from " . $source_db . " to " . $target_db . ", date before " . iso8601($delete_older) . ", " . $age);
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do {
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$total_this_round = 0;
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for($i=0; $i<sizeof($tables); $i++) {
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// "Move" entries in batches
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$archived_items[$i] = db_log_archive($tables[$i], $source_db, $target_db, $delete_older, $entries, $last_date[$i], $delete_from_source);
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// Total amount of deleted items
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$total_archived_items[$i] += $archived_items[$i];
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$total_this_round += $archived_items[$i];
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}
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} while(((microtime(TRUE) - $start) < ARCHIVER_MAX_RUNTIME) && ($total_this_round != 0));
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// End time
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$end = microtime(TRUE) - $start;
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// Show results
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// Clear overall total counter
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$total = 0;
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for($i=0; $i<sizeof($tables); $i++) {
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DBG("archiver " . $params['task_id'] . ": " . sprintf("%-15s", $tables[$i] . ":") . " " . sprintf("%7u", $total_archived_items[$i]) . " entries moved" . ($last_date[$i] ? (", last entry: " . iso8601($last_date[$i])) : ""));
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// Add subtotal to overall total
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$total += $total_archived_items[$i];
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}
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DBG("archiver " . $params['task_id'] . ": " . sprintf("%-15s", "total:") . " " . sprintf("%7u", $total) . " entries moved, " . ($total ? (sprintf("%.0F", $total/$end) . " entries/s, ") : "") . sprintf("%.3F", $end) . " s");
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// Release mutex
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db_mutex_release(RemoveExtension(basename(__FILE__)) . "_" . $params['task_id']);
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// Set handled flag
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$handled = 1;
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}
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else {
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// Debug info
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DBG("Mutex not released: " . $params['task_id']);
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}
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?>
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