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Merge pull request #3521 from annando/1705-dbclean-advanced 

Expire remote items
pull/3524/head
Hypolite Petovan 2017-06-06 23:43:40 -04:00 committed by GitHub
parent 7fb4b1be12 929f518e5c
commit 37a74c993b
2 changed files with 85 additions and 8 deletions
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1
doc/htconfig.md
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@ -35,6 +35,7 @@ Example: To set the directory value please add this line to your .htconfig.php:
* **db_loglimit_index_high** - Number of index rows to be logged anyway (for any index)
* **db_log_index_blacklist** - Blacklist of indexes that shouldn't be watched
* **dbclean** (Boolean) - Enable the automatic database cleanup process
* **dbclean-expire-days** (Integer) - Days after which remote items will be deleted. Own items, and marked or filed items are kept.
* **default_service_class** -
* **delivery_batch_count** - Number of deliveries per process. Default value is 1. (Disabled when using the worker)
* **diaspora_test** (Boolean) - For development only. Disables the message transfer.

92
include/dbclean.php
View File

@ -17,9 +17,14 @@ function dbclean_run(&$argv, &$argc) {
$stage = 0;
}
// Get the expire days for step 8 and 9
$days = Config::get('system', 'dbclean-expire-days', 0);
if ($stage == 0) {
for ($i = 1; $i <= 7; $i++) {
if (!Config::get('system', 'finished-dbclean-'.$i, false)) {
for ($i = 1; $i <= 9; $i++) {
// Execute the background script for a step when it isn't finished.
// Execute step 8 and 9 only when $days is defined.
if (!Config::get('system', 'finished-dbclean-'.$i, false) AND (($i < 8) OR ($days > 0))) {
proc_run(PRIORITY_LOW, 'include/dbclean.php', $i);
}
}
@ -30,6 +35,19 @@ function dbclean_run(&$argv, &$argc) {
/**
* @brief Remove orphaned database entries
* @param integer $stage What should be deleted?
*
* Values for $stage:
* ------------------
* 1: Old global item entries from item table without user copy.
* 2: Items without parents.
* 3: Orphaned data from thread table.
* 4: Orphaned data from notify table.
* 5: Orphaned data from notify-threads table.
* 6: Orphaned data from sign table.
* 7: Orphaned data from term table.
* 8: Expired threads.
* 9: Old global item entries from expired threads
*/
function remove_orphans($stage = 0) {
global $db;
@ -39,6 +57,9 @@ function remove_orphans($stage = 0) {
// We split the deletion in many small tasks
$limit = 1000;
// Get the expire days for step 8 and 9
$days = Config::get('system', 'dbclean-expire-days', 0);
if ($stage == 1) {
$last_id = Config::get('system', 'dbclean-last-id-1', 0);
@ -61,11 +82,6 @@ function remove_orphans($stage = 0) {
logger("Done deleting ".$count." old global item entries from item table without user copy. Last ID: ".$last_id);
Config::set('system', 'dbclean-last-id-1', $last_id);
// We will eventually set this value when we found a good way to delete these items in another way.
// if ($count < $limit) {
// Config::set('system', 'finished-dbclean-1', true);
// }
} elseif ($stage == 2) {
$last_id = Config::get('system', 'dbclean-last-id-2', 0);
@ -216,11 +232,71 @@ function remove_orphans($stage = 0) {
if ($count < $limit) {
Config::set('system', 'finished-dbclean-7', true);
}
} elseif ($stage == 8) {
if ($days <= 0) {
return;
}
$last_id = Config::get('system', 'dbclean-last-id-8', 0);
logger("Deleting expired threads. Last ID: ".$last_id);
$r = dba::p("SELECT `thread`.`iid` FROM `thread`
INNER JOIN `contact` ON `thread`.`contact-id` = `contact`.`id` AND NOT `notify_new_posts`
WHERE `thread`.`received` < UTC_TIMESTAMP() - INTERVAL ? DAY
AND NOT `thread`.`mention` AND NOT `thread`.`starred`
AND NOT `thread`.`wall` AND NOT `thread`.`origin`
AND `thread`.`uid` != 0 AND `thread`.`iid` >= ?
AND NOT `thread`.`iid` IN (SELECT `parent` FROM `item`
WHERE (`item`.`starred` OR (`item`.`resource-id` != '')
OR (`item`.`file` != '') OR (`item`.`event-id` != '')
OR (`item`.`attach` != '') OR `item`.`wall` OR `item`.`origin`)
AND `item`.`parent` = `thread`.`iid`)
ORDER BY `thread`.`iid` LIMIT 1000", $days, $last_id);
$count = dba::num_rows($r);
if ($count > 0) {
logger("found expired threads: ".$count);
while ($thread = dba::fetch($r)) {
$last_id = $thread["iid"];
dba::delete('thread', array('iid' => $thread["iid"]));
}
} else {
logger("No expired threads found");
}
dba::close($r);
logger("Done deleting ".$count." expired threads. Last ID: ".$last_id);
Config::set('system', 'dbclean-last-id-8', $last_id);
} elseif ($stage == 9) {
if ($days <= 0) {
return;
}
$last_id = Config::get('system', 'dbclean-last-id-9', 0);
$till_id = Config::get('system', 'dbclean-last-id-8', 0);
logger("Deleting old global item entries from expired threads from ID ".$last_id." to ID ".$till_id);
$r = dba::p("SELECT `id` FROM `item` WHERE `uid` = 0 AND
NOT EXISTS (SELECT `guid` FROM `item` AS `i` WHERE `item`.`guid` = `i`.`guid` AND `i`.`uid` != 0) AND
`received` < UTC_TIMESTAMP() - INTERVAL 90 DAY AND `id` >= ? AND `id` <= ?
ORDER BY `id` LIMIT ".intval($limit), $last_id, $till_id);
$count = dba::num_rows($r);
if ($count > 0) {
logger("found global item entries from expired threads: ".$count);
while ($orphan = dba::fetch($r)) {
$last_id = $orphan["id"];
dba::delete('item', array('id' => $orphan["id"]));
}
} else {
logger("No global item entries from expired threads");
}
dba::close($r);
logger("Done deleting ".$count." old global item entries from expired threads. Last ID: ".$last_id);
Config::set('system', 'dbclean-last-id-9', $last_id);
}
// Call it again if not all entries were purged
if (($stage != 0) AND ($count > 0)) {
proc_run(PRIORITY_MEDIUM, 'include/dbclean.php');
}
}