allow polling to mostly survive minor memory shortages.
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84ee783a2a
commit
481cd708ac
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@ -376,9 +376,12 @@ function facebook_cron($a,$b) {
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logger('facebook_cron');
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set_config('facebook','last_poll', time());
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$r = q("SELECT * FROM `pconfig` WHERE `cat` = 'facebook' AND `k` = 'post' AND `v` = '1' ");
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// Find the FB users on this site and randomize in case one of them
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// uses an obscene amount of memory. It may kill this queue run
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// but hopefully we'll get a few others through on each run.
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$r = q("SELECT * FROM `pconfig` WHERE `cat` = 'facebook' AND `k` = 'post' AND `v` = '1' ORDER BY RAND() ");
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if(count($r)) {
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foreach($r as $rr) {
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// check for new friends once a day
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@ -392,6 +395,9 @@ function facebook_cron($a,$b) {
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fb_consume_all($rr['uid']);
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}
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}
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set_config('facebook','last_poll', time());
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}
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12
boot.php
12
boot.php
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@ -2908,3 +2908,15 @@ function get_plugin_info($plugin){
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}
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return $info;
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}}
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if(! function_exists('return_bytes')) {
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function return_bytes ($size_str) {
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switch (substr ($size_str, -1))
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{
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case 'M': case 'm': return (int)$size_str * 1048576;
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case 'K': case 'k': return (int)$size_str * 1024;
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case 'G': case 'g': return (int)$size_str * 1073741824;
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default: return $size_str;
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}
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}}
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@ -2,6 +2,7 @@
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require_once("boot.php");
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function poller_run($argv, $argc){
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global $a, $db;
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@ -47,18 +48,26 @@ function poller_run($argv, $argc){
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proc_run('php','include/expire.php');
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}
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// clear old cache
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q("DELETE FROM `cache` WHERE `updated` < '%s'",
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dbesc(datetime_convert('UTC','UTC',"now - 30 days")));
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$manual_id = 0;
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$generation = 0;
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$hub_update = false;
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$force = false;
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$restart = false;
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if(($argc > 1) && ($argv[1] == 'force'))
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$force = true;
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if(($argc > 1) && ($argv[1] == 'restart')) {
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$restart = true;
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$generation = intval($argv[2]);
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if(! $generation)
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killme();
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}
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if(($argc > 1) && intval($argv[1])) {
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$manual_id = intval($argv[1]);
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$force = true;
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@ -70,7 +79,8 @@ function poller_run($argv, $argc){
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$d = datetime_convert();
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call_hooks('cron', $d);
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if(! $restart)
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call_hooks('cron', $d);
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$contacts = q("SELECT `id` FROM `contact`
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@ -95,7 +105,7 @@ function poller_run($argv, $argc){
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continue;
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foreach($res as $contact) {
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logger('processing a contact');
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$xml = false;
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if($manual_id)
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@ -154,6 +164,22 @@ function poller_run($argv, $argc){
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continue;
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}
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// Check to see if we are running out of memory - if so spawn a new process and kill this one
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$avail_memory = return_bytes(ini_get('memory_limit'));
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$memused = memory_get_peak_usage(true);
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if(intval($avail_memory)) {
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if(($memused / $avail_memory) > 0.95) {
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if($generation + 1 > 10) {
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logger('poller: maximum number of spawns exceeded. Terminating.');
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killme();
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}
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logger('poller: memory exceeded. ' . $memused . ' bytes used. Spawning new poll.');
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proc_run('php', 'include/poller.php', 'restart', (string) $generation + 1);
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killme();
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}
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}
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$importer_uid = $contact['uid'];
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$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
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