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feat: track cache changes with sequence numbers and tombstones

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Signed-off-by: Sebastian Krupinski <krupinski01@gmail.com>
This commit is contained in:
Sebastian Krupinski
2026-10-07 21:21:14 -04:00
parent c20dde6633
commit eea9b5630a
10 changed files with 511 additions and 46 deletions
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lib/Service/Cache/HarmonizationService.php
+5 -3
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@@ -184,7 +184,8 @@ class HarmonizationService
$flags = MessageProperties::normalizeFlags($flags);
if (!self::sameFlags($flags, $cachedFlags[$uid])) {
$this->messageStore->updateFlags($serviceId, $mailbox, $uidValidity, $uid, $flags);
$seq = $this->mailboxStore->reserveSequence($serviceId, $mailbox);
$this->messageStore->updateFlags($serviceId, $mailbox, $uidValidity, $uid, $flags, $seq);
$result['updated']++;
}
unset($cachedFlags[$uid]);
@@ -199,10 +200,11 @@ class HarmonizationService
array_push($missing, ...array_diff($batch, $ingested));
}
// expunged: cached UIDs the server did not list; meta documents first, then files
// expunged: cached UIDs the server did not list; tombstones first, then files
$expunged = array_keys($cachedFlags);
if ($expunged !== []) {
$this->messageStore->delete($serviceId, $mailbox, $uidValidity, ...$expunged);
$seq = $this->mailboxStore->reserveSequence($serviceId, $mailbox);
$this->messageStore->tombstone($serviceId, $mailbox, $uidValidity, $seq, ...$expunged);
$this->fileStore->delete($tenantId, $serviceId, $mailbox, $uidValidity, ...$expunged);
$result['removed'] = count($expunged);
}