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authorThomas Willingham <beardyunixer@beardyunixer.com>2014-10-20 19:31:47 +0100
committerThomas Willingham <beardyunixer@beardyunixer.com>2014-10-20 19:31:47 +0100
commit48b2eafcaaaa8cc05947c4b4b64c3e9daa78c2f4 (patch)
tree63b825f9946687fecd4b248fe7a8033395dab52c /include
parent11e8fe3085d17fed5103ddcc22a7ab411ecd114c (diff)
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Prevent more than one instance of the poller running at a time.
Diffstat (limited to 'include')
-rw-r--r--include/poller.php31
1 files changed, 19 insertions, 12 deletions
diff --git a/include/poller.php b/include/poller.php
index 61298b0ab..61d8b87cc 100644
--- a/include/poller.php
+++ b/include/poller.php
@@ -25,6 +25,15 @@ function poller_run($argv, $argc){
if(! $interval)
$interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
+ // Check for a logfile. 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))) {
+ logger("poller: Already running");
+ return;
+ }
+
+ // Create a lockfile. Needs two vars, but $x doesn't need to contain anything.
+ file_put_contents($lockfile, $x);
logger('poller: start');
@@ -254,7 +263,7 @@ function poller_run($argv, $argc){
);
- $contacts = q("SELECT abook_id, abook_flags, abook_updated, abook_connected, abook_closeness, abook_xchan, abook_channel
+ $contacts = q("SELECT abook_id, abook_flags, abook_updated, abook_connected, abook_closeness, abook_channel
FROM abook LEFT JOIN account on abook_account = account_id where 1
$sql_extra
AND (( abook_flags & %d ) OR ( abook_flags = %d ))
@@ -310,17 +319,12 @@ function poller_run($argv, $argc){
// He's dead, Jim
if(strcmp(datetime_convert('UTC','UTC', 'now'),datetime_convert('UTC','UTC', $c . " + 30 day")) > 0) {
- $n = q("select xchan_network from xchan where xchan_hash = '%s' limit 1",
- dbesc($contact['abook_xchan'])
+ $r = q("update abook set abook_flags = (abook_flags | %d) where abook_id = %d limit 1",
+ intval(ABOOK_FLAG_ARCHIVED),
+ intval($contact['abook_id'])
);
- if($n && $n[0]['xchan_network'] == 'zot') {
- $r = q("update abook set abook_flags = (abook_flags | %d) where abook_id = %d limit 1",
- intval(ABOOK_FLAG_ARCHIVED),
- intval($contact['abook_id'])
- );
- $update = false;
- continue;
- }
+ $update = false;
+ continue;
}
if($contact['abook_flags'] & ABOOK_FLAG_ARCHIVED) {
@@ -375,7 +379,10 @@ function poller_run($argv, $argc){
}
}
}
-
+
+ //All done - clear the lockfile
+ @unlink($lockfile);
+
return;
}