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<?php /** @file */
namespace Zotlabs\Daemon;
class Poller {
static public function run($argc,$argv) {
$maxsysload = intval(get_config('system','maxloadavg'));
if($maxsysload < 1)
$maxsysload = 50;
if(function_exists('sys_getloadavg')) {
$load = sys_getloadavg();
if(intval($load[0]) > $maxsysload) {
logger('system: load ' . $load . ' too high. Poller deferred to next scheduled run.');
return;
}
}
$interval = intval(get_config('system','poll_interval'));
if(! $interval)
$interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
// Check for a lockfile. If it exists, but is over an hour old, it's stale. Ignore it.
$lockfile = 'store/[data]/poller';
if((file_exists($lockfile)) && (filemtime($lockfile) > (time() - 3600))
&& (! get_config('system','override_poll_lockfile'))) {
logger("poller: Already running");
return;
}
// Create a lockfile. Needs two vars, but $x doesn't need to contain anything.
file_put_contents($lockfile, $x);
logger('poller: start');
$manual_id = 0;
$generation = 0;
$force = false;
$restart = false;
if(($argc > 1) && ($argv[1] == 'force'))
$force = true;
if(($argc > 1) && ($argv[1] == 'restart')) {
$restart = true;
$generation = intval($argv[2]);
if(! $generation)
return;
}
if(($argc > 1) && intval($argv[1])) {
$manual_id = intval($argv[1]);
$force = true;
}
$sql_extra = (($manual_id) ? " AND abook_id = " . intval($manual_id) . " " : "");
reload_plugins();
$d = datetime_convert();
// Only poll from those with suitable relationships
$abandon_sql = (($abandon_days)
? sprintf(" AND account_lastlog > %s - INTERVAL %s ", db_utcnow(), db_quoteinterval(intval($abandon_days).' DAY'))
: ''
);
$randfunc = db_getfunc('RAND');
$contacts = q("SELECT abook.abook_updated, abook.abook_connected, abook.abook_feed,
abook.abook_channel, abook.abook_id, abook.abook_archived, abook.abook_pending,
abook.abook_ignored, abook.abook_blocked,
xchan.xchan_network,
account.account_lastlog, account.account_flags
FROM abook LEFT JOIN xchan on abook_xchan = xchan_hash
LEFT JOIN account on abook_account = account_id
where abook_self = 0
$sql_extra
AND (( account_flags = %d ) OR ( account_flags = %d )) $abandon_sql ORDER BY $randfunc",
intval(ACCOUNT_OK),
intval(ACCOUNT_UNVERIFIED) // FIXME
);
if($contacts) {
foreach($contacts as $contact) {
$update = false;
$t = $contact['abook_updated'];
$c = $contact['abook_connected'];
if(intval($contact['abook_feed'])) {
$min = service_class_fetch($contact['abook_channel'],'minimum_feedcheck_minutes');
if(! $min)
$min = intval(get_config('system','minimum_feedcheck_minutes'));
if(! $min)
$min = 60;
$x = datetime_convert('UTC','UTC',"now - $min minutes");
if($c < $x) {
Master::Summon(array('Onepoll',$contact['abook_id']));
if($interval)
@time_sleep_until(microtime(true) + (float) $interval);
}
continue;
}
if(! in_array($contact['xchan_network'],['zot','zot6']))
continue;
if($c == $t) {
if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
$update = true;
}
else {
// if we've never connected with them, start the mark for death countdown from now
if($c <= NULL_DATE) {
$r = q("update abook set abook_connected = '%s' where abook_id = %d",
dbesc(datetime_convert()),
intval($contact['abook_id'])
);
$c = datetime_convert();
$update = true;
}
// He's dead, Jim
if(strcmp(datetime_convert('UTC','UTC', 'now'),datetime_convert('UTC','UTC', $c . " + 30 day")) > 0) {
$r = q("update abook set abook_archived = 1 where abook_id = %d",
intval($contact['abook_id'])
);
$update = false;
continue;
}
if(intval($contact['abook_archived'])) {
$update = false;
continue;
}
// might be dead, so maybe don't poll quite so often
// recently deceased, so keep up the regular schedule for 3 days
if((strcmp(datetime_convert('UTC','UTC', 'now'),datetime_convert('UTC','UTC', $c . " + 3 day")) > 0)
&& (strcmp(datetime_convert('UTC','UTC', 'now'),datetime_convert('UTC','UTC', $t . " + 1 day")) > 0))
$update = true;
// After that back off and put them on a morphine drip
if(strcmp(datetime_convert('UTC','UTC', 'now'),datetime_convert('UTC','UTC', $t . " + 2 day")) > 0) {
$update = true;
}
}
if(intval($contact['abook_pending']) || intval($contact['abook_archived']) || intval($contact['abook_ignored']) || intval($contact['abook_blocked']))
continue;
if((! $update) && (! $force))
continue;
Master::Summon(array('Onepoll',$contact['abook_id']));
if($interval)
@time_sleep_until(microtime(true) + (float) $interval);
}
}
if($dirmode == DIRECTORY_MODE_SECONDARY || $dirmode == DIRECTORY_MODE_PRIMARY) {
$r = q("SELECT u.ud_addr, u.ud_id, u.ud_last FROM updates AS u INNER JOIN (SELECT ud_addr, max(ud_id) AS ud_id FROM updates WHERE ( ud_flags & %d ) = 0 AND ud_addr != '' AND ( ud_last <= '%s' OR ud_last > %s - INTERVAL %s ) GROUP BY ud_addr) AS s ON s.ud_id = u.ud_id ",
intval(UPDATE_FLAGS_UPDATED),
dbesc(NULL_DATE),
db_utcnow(), db_quoteinterval('7 DAY')
);
if($r) {
foreach($r as $rr) {
// If they didn't respond when we attempted before, back off to once a day
// After 7 days we won't bother anymore
if($rr['ud_last'] > NULL_DATE)
if($rr['ud_last'] > datetime_convert('UTC','UTC', 'now - 1 day'))
continue;
Master::Summon(array('Onedirsync',$rr['ud_id']));
if($interval)
@time_sleep_until(microtime(true) + (float) $interval);
}
}
}
set_config('system','lastpoll',datetime_convert());
//All done - clear the lockfile
@unlink($lockfile);
return;
}
}
|
