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fix(core): remove duplicate MySQL user prefix #59514

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fix(core): remove duplicate MySQL user prefix #59514

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6 changes: 3 additions & 3 deletions lib/private/Setup/MySQL.php
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Original file line number Diff line number Diff line change
Expand Up @@ -142,8 +142,8 @@ private function createSpecificUser(string $username, IDBConnection $connection)

//we don't have a dbuser specified in config
if ($this->dbUser !== $oldUser) {
//add prefix to the admin username to prevent collisions
$adminUser = substr('oc_' . $username, 0, 16);
//cap to 16 characters
$adminUser = substr($username, 0, 16);

$i = 1;
while (true) {
Expand All @@ -169,7 +169,7 @@ private function createSpecificUser(string $username, IDBConnection $connection)
} else {
//repeat with different username
$length = strlen((string)$i);
$adminUser = substr('oc_' . $username, 0, 16 - $length) . $i;
$adminUser = substr($username, 0, 16 - $length) . $i;
$i++;
}
}
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