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Diffstat (limited to 'Zotlabs/Lib/Queue.php')
-rw-r--r-- | Zotlabs/Lib/Queue.php | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/Zotlabs/Lib/Queue.php b/Zotlabs/Lib/Queue.php new file mode 100644 index 000000000..baa1da70d --- /dev/null +++ b/Zotlabs/Lib/Queue.php @@ -0,0 +1,278 @@ +<?php /** @file */ + +namespace Zotlabs\Lib; + +use Zotlabs\Lib\Libzot; + + +class Queue { + + static function update($id, $add_priority = 0) { + + logger('queue: requeue item ' . $id,LOGGER_DEBUG); + $x = q("select outq_created, outq_posturl from outq where outq_hash = '%s' limit 1", + dbesc($id) + ); + if(! $x) + return; + + + $y = q("select min(outq_created) as earliest from outq where outq_posturl = '%s'", + dbesc($x[0]['outq_posturl']) + ); + + // look for the oldest queue entry with this destination URL. If it's older than a couple of days, + // the destination is considered to be down and only scheduled once an hour, regardless of the + // age of the current queue item. + + $might_be_down = false; + + if($y) + $might_be_down = ((datetime_convert('UTC','UTC',$y[0]['earliest']) < datetime_convert('UTC','UTC','now - 2 days')) ? true : false); + + + // Set all other records for this destination way into the future. + // The queue delivers by destination. We'll keep one queue item for + // this destination (this one) with a shorter delivery. If we succeed + // once, we'll try to deliver everything for that destination. + // The delivery will be set to at most once per hour, and if the + // queue item is less than 12 hours old, we'll schedule for fifteen + // minutes. + + $r = q("UPDATE outq SET outq_scheduled = '%s' WHERE outq_posturl = '%s'", + dbesc(datetime_convert('UTC','UTC','now + 5 days')), + dbesc($x[0]['outq_posturl']) + ); + + $since = datetime_convert('UTC','UTC',$x[0]['outq_created']); + + if(($might_be_down) || ($since < datetime_convert('UTC','UTC','now - 12 hour'))) { + $next = datetime_convert('UTC','UTC','now + 1 hour'); + } + else { + $next = datetime_convert('UTC','UTC','now + ' . intval($add_priority) . ' minutes'); + } + + q("UPDATE outq SET outq_updated = '%s', + outq_priority = outq_priority + %d, + outq_scheduled = '%s' + WHERE outq_hash = '%s'", + + dbesc(datetime_convert()), + intval($add_priority), + dbesc($next), + dbesc($id) + ); + } + + + static function remove($id,$channel_id = 0) { + logger('queue: remove queue item ' . $id,LOGGER_DEBUG); + $sql_extra = (($channel_id) ? " and outq_channel = " . intval($channel_id) . " " : ''); + + q("DELETE FROM outq WHERE outq_hash = '%s' $sql_extra", + dbesc($id) + ); + } + + + static function remove_by_posturl($posturl) { + logger('queue: remove queue posturl ' . $posturl,LOGGER_DEBUG); + + q("DELETE FROM outq WHERE outq_posturl = '%s' ", + dbesc($posturl) + ); + } + + + + static function set_delivered($id,$channel = 0) { + logger('queue: set delivered ' . $id,LOGGER_DEBUG); + $sql_extra = (($channel_id) ? " and outq_channel = " . intval($channel_id) . " " : ''); + + // Set the next scheduled run date so far in the future that it will be expired + // long before it ever makes it back into the delivery chain. + + q("update outq set outq_delivered = 1, outq_updated = '%s', outq_scheduled = '%s' where outq_hash = '%s' $sql_extra ", + dbesc(datetime_convert()), + dbesc(datetime_convert('UTC','UTC','now + 5 days')), + dbesc($id) + ); + } + + + + static function insert($arr) { + + // do not queue anything with no destination + + if(! (array_key_exists('posturl',$arr) && trim($arr['posturl']))) { + return false; + } + + $x = q("insert into outq ( outq_hash, outq_account, outq_channel, outq_driver, outq_posturl, outq_async, outq_priority, + outq_created, outq_updated, outq_scheduled, outq_notify, outq_msg ) + values ( '%s', %d, %d, '%s', '%s', %d, %d, '%s', '%s', '%s', '%s', '%s' )", + dbesc($arr['hash']), + intval($arr['account_id']), + intval($arr['channel_id']), + dbesc(($arr['driver']) ? $arr['driver'] : 'zot'), + dbesc($arr['posturl']), + intval(1), + intval(($arr['priority']) ? $arr['priority'] : 0), + dbesc(datetime_convert()), + dbesc(datetime_convert()), + dbesc(datetime_convert()), + dbesc($arr['notify']), + dbesc(($arr['msg']) ? $arr['msg'] : '') + ); + return $x; + + } + + + + static function deliver($outq, $immediate = false) { + + $base = null; + $h = parse_url($outq['outq_posturl']); + if($h !== false) + $base = $h['scheme'] . '://' . $h['host'] . (($h['port']) ? ':' . $h['port'] : ''); + + if(($base) && ($base !== z_root()) && ($immediate)) { + $y = q("select site_update, site_dead from site where site_url = '%s' ", + dbesc($base) + ); + if($y) { + if(intval($y[0]['site_dead'])) { + self::remove_by_posturl($outq['outq_posturl']); + logger('dead site ignored ' . $base); + return; + } + if($y[0]['site_update'] < datetime_convert('UTC','UTC','now - 1 month')) { + self::update($outq['outq_hash'],10); + logger('immediate delivery deferred for site ' . $base); + return; + } + } + else { + + // zot sites should all have a site record, unless they've been dead for as long as + // your site has existed. Since we don't know for sure what these sites are, + // call them unknown + + site_store_lowlevel( + [ + 'site_url' => $base, + 'site_update' => datetime_convert(), + 'site_dead' => 0, + 'site_type' => intval(($outq['outq_driver'] === 'post') ? SITE_TYPE_NOTZOT : SITE_TYPE_UNKNOWN), + 'site_crypto' => '' + ] + ); + } + } + + $arr = array('outq' => $outq, 'base' => $base, 'handled' => false, 'immediate' => $immediate); + call_hooks('queue_deliver',$arr); + if($arr['handled']) + return; + + // "post" queue driver - used for diaspora and friendica-over-diaspora communications. + + if($outq['outq_driver'] === 'post') { + $result = z_post_url($outq['outq_posturl'],$outq['outq_msg']); + if($result['success'] && $result['return_code'] < 300) { + logger('deliver: queue post success to ' . $outq['outq_posturl'], LOGGER_DEBUG); + if($base) { + q("update site set site_update = '%s', site_dead = 0 where site_url = '%s' ", + dbesc(datetime_convert()), + dbesc($base) + ); + } + q("update dreport set dreport_result = '%s', dreport_time = '%s' where dreport_queue = '%s'", + dbesc('accepted for delivery'), + dbesc(datetime_convert()), + dbesc($outq['outq_hash']) + ); + self::remove($outq['outq_hash']); + + // server is responding - see if anything else is going to this destination and is piled up + // and try to send some more. We're relying on the fact that do_delivery() results in an + // immediate delivery otherwise we could get into a queue loop. + + if(! $immediate) { + $x = q("select outq_hash from outq where outq_posturl = '%s' and outq_delivered = 0", + dbesc($outq['outq_posturl']) + ); + + $piled_up = array(); + if($x) { + foreach($x as $xx) { + $piled_up[] = $xx['outq_hash']; + } + } + if($piled_up) { + // call do_delivery() with the force flag + do_delivery($piled_up, true); + } + } + } + else { + logger('deliver: queue post returned ' . $result['return_code'] + . ' from ' . $outq['outq_posturl'],LOGGER_DEBUG); + self::update($outq['outq_hash'],10); + } + return; + } + + // normal zot delivery + + logger('deliver: dest: ' . $outq['outq_posturl'], LOGGER_DEBUG); + + + if($outq['outq_posturl'] === z_root() . '/zot') { + // local delivery + $zot = new \Zotlabs\Zot6\Receiver(new \Zotlabs\Zot6\Zot6Handler(),$outq['outq_notify']); + $result = $zot->run(true); + logger('returned_json: ' . json_encode($result,JSON_PRETTY_PRINT|JSON_UNESCAPED_SLASHES), LOGGER_DATA); + logger('deliver: local zot delivery succeeded to ' . $outq['outq_posturl']); + Libzot::process_response($outq['outq_posturl'],[ 'success' => true, 'body' => json_encode($result) ], $outq); + } + else { + logger('remote'); + $channel = null; + + if($outq['outq_channel']) { + $channel = channelx_by_n($outq['outq_channel']); + } + + $host_crypto = null; + + if($channel && $base) { + $h = q("select hubloc_sitekey, site_crypto from hubloc left join site on hubloc_url = site_url where site_url = '%s' order by hubloc_id desc limit 1", + dbesc($base) + ); + if($h) { + $host_crypto = $h[0]; + } + } + + $msg = $outq['outq_notify']; + + $result = Libzot::zot($outq['outq_posturl'],$msg,$channel,$host_crypto); + + if($result['success']) { + logger('deliver: remote zot delivery succeeded to ' . $outq['outq_posturl']); + Libzot::process_response($outq['outq_posturl'],$result, $outq); + } + else { + logger('deliver: remote zot delivery failed to ' . $outq['outq_posturl']); + logger('deliver: remote zot delivery fail data: ' . print_r($result,true), LOGGER_DATA); + self::update($outq['outq_hash'],10); + } + } + return; + } +} + |