protected function activateNextConnection()
{
// this call will either return true or throw an exception, so we don't need the return value
parent::activateNextConnection();
// find out whether first conn is active or a different one
if ($this->isFailoverActive()) {
$time = $this->time->current();
$this->failoverActiveSince = $time;
// we set this one also so we don't immediately try to disable the newly created connection again
$this->lastConnectionAttempt = $time;
$this->log->info("Running in Failover mode since " . date('c', $time));
}
return true;
}
public function testRepeatedFailover()
{
$clientA = new PhpIRedisClient('someCircleA', 'localhost', 6379);
$clientB = new PhpIRedisClient('someCircleB', 'unreachableHost', 6379);
$clientC = new PhpIRedisClient('someCircleC', 'localhost', 6379);
$redis = new FailoverWrapper(array($clientA, $clientB, $clientC));
$this->assertTrue($redis->connect(null));
$redis->del('testDeadConn');
$this->assertEquals(1, $redis->incr('testDeadConn'));
// now we leverage a ton of knowledge about the setup, but since we are in a unit test
// and control everything, its fine
// interupt the connection
phpiredis_command_bs($this->readAttribute($clientA, 'connection'), array('QUIT'));
$clientA->prepareConnect('unreachableHost');
// everything should still work at this place, because there is a backup connection
$this->assertEquals(1, $redis->get('testDeadConn'));
$this->assertFalse($clientA->isconnected());
$this->assertFalse($clientB->isconnected());
$this->assertTrue($clientC->isconnected());
}
