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[stable28] feat: add request id as comment to all queries #44958

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merged 1 commit into from
Jun 7, 2024
Merged

[stable28] feat: add request id as comment to all queries #44958

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7 changes: 7 additions & 0 deletions config/config.sample.php
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Original file line number Diff line number Diff line change
Expand Up @@ -151,6 +151,13 @@
*/
'dbpersistent' => '',

/**
* Add request id to the database query in a comment.
*
* This can be enabled to assist in mapping database logs to Nextcloud logs.
*/
'db.log_request_id' => false,

/**
* Indicates whether the Nextcloud instance was installed successfully; ``true``
* indicates a successful installation, and ``false`` indicates an unsuccessful
Expand Down
29 changes: 21 additions & 8 deletions lib/private/DB/Connection.php
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,7 @@
use OCP\IRequestId;
use OCP\PreConditionNotMetException;
use OCP\Profiler\IProfiler;
use OCP\Server;
use Psr\Log\LoggerInterface;

class Connection extends \Doctrine\DBAL\Connection {
Expand All @@ -78,6 +79,9 @@ class Connection extends \Doctrine\DBAL\Connection {
/** @var DbDataCollector|null */
protected $dbDataCollector = null;

protected bool $logRequestId;
protected string $requestId;

/**
* Initializes a new instance of the Connection class.
*
Expand Down Expand Up @@ -105,6 +109,9 @@ public function __construct(
$this->systemConfig = \OC::$server->getSystemConfig();
$this->logger = \OC::$server->get(LoggerInterface::class);

$this->logRequestId = $this->systemConfig->getValue('db.log_request_id', false);
$this->requestId = Server::get(IRequestId::class)->getId();

/** @var \OCP\Profiler\IProfiler */
$profiler = \OC::$server->get(IProfiler::class);
if ($profiler->isEnabled()) {
Expand Down Expand Up @@ -232,8 +239,7 @@ public function prepare($sql, $limit = null, $offset = null): Statement {
$platform = $this->getDatabasePlatform();
$sql = $platform->modifyLimitQuery($sql, $limit, $offset);
}
$statement = $this->replaceTablePrefix($sql);
$statement = $this->adapter->fixupStatement($statement);
$statement = $this->finishQuery($sql);

return parent::prepare($statement);
}
Expand All @@ -254,8 +260,7 @@ public function prepare($sql, $limit = null, $offset = null): Statement {
* @throws \Doctrine\DBAL\Exception
*/
public function executeQuery(string $sql, array $params = [], $types = [], QueryCacheProfile $qcp = null): Result {
$sql = $this->replaceTablePrefix($sql);
$sql = $this->adapter->fixupStatement($sql);
$sql = $this->finishQuery($sql);
$this->queriesExecuted++;
$this->logQueryToFile($sql);
return parent::executeQuery($sql, $params, $types, $qcp);
Expand All @@ -265,8 +270,7 @@ public function executeQuery(string $sql, array $params = [], $types = [], Query
* @throws Exception
*/
public function executeUpdate(string $sql, array $params = [], array $types = []): int {
$sql = $this->replaceTablePrefix($sql);
$sql = $this->adapter->fixupStatement($sql);
$sql = $this->finishQuery($sql);
$this->queriesExecuted++;
$this->logQueryToFile($sql);
return parent::executeUpdate($sql, $params, $types);
Expand All @@ -287,8 +291,7 @@ public function executeUpdate(string $sql, array $params = [], array $types = []
* @throws \Doctrine\DBAL\Exception
*/
public function executeStatement($sql, array $params = [], array $types = []): int {
$sql = $this->replaceTablePrefix($sql);
$sql = $this->adapter->fixupStatement($sql);
$sql = $this->finishQuery($sql);
$this->queriesExecuted++;
$this->logQueryToFile($sql);
return (int)parent::executeStatement($sql, $params, $types);
Expand Down Expand Up @@ -515,6 +518,16 @@ public function tableExists($table) {
return $schema->tablesExist([$table]);
}

protected function finishQuery(string $statement): string {
$statement = $this->replaceTablePrefix($statement);
$statement = $this->adapter->fixupStatement($statement);
if ($this->logRequestId) {
return $statement . " /* reqid: " . $this->requestId . " */";
} else {
return $statement;
}
}

// internal use
/**
* @param string $statement
Expand Down
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