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Put sequence id from last changes request. #16

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Put sequence id from last changes request. #16

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c1fe0cb
Put sequence id from last changes request.
mostepaniukvm Feb 9, 2021
9d9f0fa
Return previous code as fallback.
mostepaniukvm Feb 16, 2021
3d4b66f
Subtract 5 minutes to prevent race condition issue.
mostepaniukvm Feb 16, 2021
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19 changes: 13 additions & 6 deletions src/Replication.php
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Original file line number Diff line number Diff line change
Expand Up @@ -192,18 +192,27 @@ public function getReplicationLog()
*/
public function putReplicationLog(array $response) {
$sessionId = \md5((\microtime(true) * 1000000));
$sourceInfo = $this->source->getDatabaseInfo($this->source->getDatabase());
if (!empty($response['end_last_seq'])) {
$last_sequence_id = $response['end_last_seq'];
}
else {
// For some reason end_last_seq was 0 on production for some cases.
// Use previous code as fallback value just subtract 5 minutes to
// prevent race condition issue.
$sourceInfo = $this->source->getDatabaseInfo($this->source->getDatabase());
$last_sequence_id = $sourceInfo['update_seq'] - 5 * 60 * 1000000;
}
$data = [
'_id' => '_local/' . $this->task->getRepId(),
'history' => [
'recorded_seq' => $sourceInfo['update_seq'],
'recorded_seq' => $last_sequence_id,
'session_id' => $sessionId,
'start_time' => $this->startTime->format('D, d M Y H:i:s e'),
'end_time' => $this->endTime->format('D, d M Y H:i:s e'),
],
'replication_id_version' => 3,
'session_id' => $sessionId,
'source_last_seq' => $sourceInfo['update_seq']
'source_last_seq' => $last_sequence_id,
];

if (isset($response['doc_write_failures'])) {
Expand Down Expand Up @@ -473,9 +482,7 @@ public function locateChangedDocumentsAndReplicate($printStatus, $getFinalReport
if (isset($changes['results'][0]['seq'])) {
$finalResponse['start_last_seq'] = $changes['results'][0]['seq'];
}
if (isset($changes['last_seq'])) {
$finalResponse['end_last_seq'] = $changes['last_seq'];
}
$finalResponse['end_last_seq'] = $since;
foreach ($response['multipartResponse'] as $docID => $res) {
// Add the response of posting each revision of the
// doc that had attachments.
Expand Down