115 lines
3.1 KiB
PHP
115 lines
3.1 KiB
PHP
<?php
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// Debug stuff.
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// ini_set('display_errors', 1);
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// ini_set('log_errors','0');
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error_reporting(E_ALL^E_NOTICE);
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$start_maintain = time();
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$verbose = $argv[1] === 'verbose';
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//Startup.
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require_once('boot.php');
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$a = new App;
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//Config and DB.
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require_once(".htconfig.php");
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require_once("dba.php");
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$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
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//Get our set of items. Youngest items first, after the threshold.
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//This may be counter-intuitive, but is to prevent items that fail to update from blocking the rest.
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$res = q(
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"SELECT `id`, `homepage`, `censored` FROM `profile` WHERE `updated` < '%s' ORDER BY `updated` DESC LIMIT %u",
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dbesc(date('Y-m-d H:i:s', time()-$a->config['maintenance']['min_scrape_delay'])),
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intval($a->config['maintenance']['max_scrapes'])
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);
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//Nothing to do.
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if(!$res || !count($res)){
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exit;
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}
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//Close DB here. Threads need their private connection.
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$db->getdb()->close();
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//We need the scraper.
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require_once('include/submit.php');
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//POSIX threads only.
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if(!function_exists('pcntl_fork')){
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logger('Error: no pcntl_fork support. Are you running a different OS? Report an issue please.');
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die('Error: no pcntl_fork support. Are you running a different OS? Report an issue please.');
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}
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//Create the threads we need.
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$items = count($res);
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$threadc = min($a->config['maintenance']['threads'], $items); //Don't need more threads than items.
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$threads = array();
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//Debug...
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if($verbose) echo("Creating $threadc maintainer threads for $items profiles.".PHP_EOL);
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logger("Creating $threadc maintainer threads for $items profiles.");
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for($i = 0; $i < $threadc; $i++){
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$pid = pcntl_fork();
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if($pid === -1){
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if($verbose) echo('Error: something went wrong with the fork. '.pcntl_strerror());
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logger('Error: something went wrong with the fork. '.pcntl_strerror());
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die('Error: something went wrong with the fork. '.pcntl_strerror());
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}
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//You're a child, go do some labor!
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if($pid === 0) break;
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//Store the list of PID's.
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if($pid > 0) $threads[] = $pid;
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}
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//The work for child processes.
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if($pid === 0){
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//Lets be nice, we're only doing maintenance here...
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pcntl_setpriority(5);
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//Get personal DBA's.
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$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
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//Get our (round-robin) workload from the DB results.
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$myIndex = $i+1;
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$workload = array();
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while(isset($res[$i])){
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$entry = $res[$i];
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$workload[] = $entry;
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$ids[] = $entry['id'];
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$i+=$threadc;
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}
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while(count($workload)){
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$entry = array_pop($workload);
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set_time_limit(20); //This should work for 1 submit.
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if($verbose) echo "Submitting ".$entry['homepage'].PHP_EOL;
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run_submit($entry['homepage']);
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}
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exit;
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}
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//The main process.
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else{
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foreach($threads as $pid){
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pcntl_waitpid($pid, $status);
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if($status !== 0){
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if($verbose) echo "Bad process return value $pid:$status".PHP_EOL;
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logger("Bad process return value $pid:$status");
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}
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}
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$time = time() - $start_maintain;
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if($verbose) echo("Maintenance completed. Took $time seconds.".PHP_EOL);
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logger("Maintenance completed. Took $time seconds.");
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}
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