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|
--TEST--
PHPC-1152: Command cursors should use the same session for getMore and killCursors (implicit)
--SKIPIF--
<?php require __DIR__ . "/../utils/basic-skipif.inc"; ?>
<?php skip_if_not_libmongoc_crypto(); ?>
<?php skip_if_not_live(); ?>
<?php skip_if_server_version('<', '3.6'); ?>
<?php skip_if_not_clean(); ?>
--FILE--
<?php
require_once __DIR__ . "/../utils/basic.inc";
class Test implements MongoDB\Driver\Monitoring\CommandSubscriber
{
private $lsidByCursorId = [];
private $lsidByRequestId = [];
public function executeCommand()
{
$manager = create_test_manager();
$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['_id' => 1]);
$bulk->insert(['_id' => 2]);
$bulk->insert(['_id' => 3]);
$manager->executeBulkWrite(NS, $bulk);
$command = new MongoDB\Driver\Command([
'aggregate' => COLLECTION_NAME,
'pipeline' => [['$match' => new stdClass]],
'cursor' => ['batchSize' => 2],
]);
MongoDB\Driver\Monitoring\addSubscriber($this);
/* By creating two cursors with the same name, PHP's reference counting
* will destroy the first after the second is created. Note that
* mongoc_cursor_destroy also destroys implicit sessions and returns
* them to the LIFO pool. This sequencing allows us to test that getMore
* and killCursors use the session ID corresponding to the original
* aggregate command. */
$cursor = $manager->executeCommand(DATABASE_NAME, $command);
$cursor->toArray();
$cursor = $manager->executeCommand(DATABASE_NAME, $command);
$cursor->toArray();
$cursor = $manager->executeCommand(DATABASE_NAME, $command);
$cursor = $manager->executeCommand(DATABASE_NAME, $command);
unset($cursor);
MongoDB\Driver\Monitoring\removeSubscriber($this);
/* We should expect two unique session IDs over the course of the test,
* since at most two implicit sessions would have been in use at any
* given time. */
printf("Unique session IDs used: %d\n", count(array_unique($this->lsidByRequestId)));
}
public function commandStarted(MongoDB\Driver\Monitoring\CommandStartedEvent $event)
{
$requestId = $event->getRequestId();
$sessionId = bin2hex((string) $event->getCommand()->lsid->id);
printf("%s session ID: %s\n", $event->getCommandName(), $sessionId);
if ($event->getCommandName() === 'aggregate') {
if (isset($this->lsidByRequestId[$requestId])) {
throw new UnexpectedValueException('Previous command observed for request ID: ' . $requestId);
}
$this->lsidByRequestId[$requestId] = $sessionId;
}
if ($event->getCommandName() === 'getMore') {
$cursorId = (string) $event->getCommand()->getMore;
if ( ! isset($this->lsidByCursorId[$cursorId])) {
throw new UnexpectedValueException('No previous command observed for cursor ID: ' . $cursorId);
}
printf("getMore used same session as aggregate: %s\n", $sessionId === $this->lsidByCursorId[$cursorId] ? 'yes' : 'no');
}
if ($event->getCommandName() === 'killCursors') {
$cursorId = (string) $event->getCommand()->cursors[0];
if ( ! isset($this->lsidByCursorId[$cursorId])) {
throw new UnexpectedValueException('No previous command observed for cursor ID: ' . $cursorId);
}
printf("killCursors used same session as aggregate: %s\n", $sessionId === $this->lsidByCursorId[$cursorId] ? 'yes' : 'no');
}
}
public function commandSucceeded(MongoDB\Driver\Monitoring\CommandSucceededEvent $event)
{
/* Associate the aggregate's session ID with its cursor ID so it can be
* looked up by the subsequent getMore or killCursors */
if ($event->getCommandName() === 'aggregate') {
$cursorId = (string) $event->getReply()->cursor->id;
$requestId = $event->getRequestId();
$this->lsidByCursorId[$cursorId] = $this->lsidByRequestId[$requestId];
}
}
public function commandFailed(MongoDB\Driver\Monitoring\CommandFailedEvent $event)
{
}
}
(new Test)->executeCommand();
?>
===DONE===
<?php exit(0); ?>
--EXPECTF--
aggregate session ID: %x
getMore session ID: %x
getMore used same session as aggregate: yes
aggregate session ID: %x
getMore session ID: %x
getMore used same session as aggregate: yes
aggregate session ID: %x
aggregate session ID: %x
killCursors session ID: %x
killCursors used same session as aggregate: yes
killCursors session ID: %x
killCursors used same session as aggregate: yes
Unique session IDs used: 2
===DONE===
|
