/**
* Releases all shallow locks set within this request
*/
public function shallowUnlock()
{
BeeHub_DB::query('COMMIT;');
}
}
print "ok\n";
// Then import the database structure
$mysql = \BeeHub_DB::mysqli();
if ($mysql->connect_errno) {
\header('HTTP/1.1 500 Internal Server Error');
\ob_end_flush();
print "\nFailed to connect to MySQL: (" . $mysql->connect_errno . ") " . $mysql->connect_error . "\n";
exit;
}
$result = $mysql->query('SHOW TABLES');
if ($result->num_rows > 0) {
print "MySQL database already contains tables. Skipping initialisation of database.\n";
} else {
print "Creating database structure...";
if (\BeeHub_DB::createDbTables() === false) {
\header('HTTP/1.1 500 Internal Server Error');
\ob_end_flush();
print "\nUnable to create database structure\n";
exit;
}
print "ok\n";
}
// Create principals.js with displaynames of all principals
\BeeHub_Principal::update_principals_json();
// Let 'them' know everything went well
print "\nDone configuring webserver\n";
\ob_end_flush();
/**
* Checks whether a PHP configuration value is correct
*
/**
* Creates the database tables
*
* @return boolean True on success, false of failure
*/
public static function createDbTables()
{
$mysql = \BeeHub_DB::mysqli();
$query = '';
$filePointer = \fopen(\dirname(__DIR__) . \DIRECTORY_SEPARATOR . 'db' . \DIRECTORY_SEPARATOR . 'db_structure.sql', 'r');
while (($line = \fgets($filePointer)) !== false) {
if (\substr($line, 0, 2) === '--') {
continue;
}
$query .= ' ' . \trim($line);
if (\substr($query, -1) === ';') {
if ($mysql->real_query($query) === false) {
return false;
}
$query = '';
}
}
\fclose($filePointer);
return true;
}
public function testShallowWriteLock()
{
declare (ticks=1) {
@\unlink('locksAreSet.deleteMe');
@\unlink('allowWriteLocks.deleteMe');
@\unlink('writeLockHangsLongEnough.deleteMe');
@\unlink('writeLockSet.deleteMe');
$registry = \BeeHub_Registry::inst();
$pid = pcntl_fork();
if ($pid === -1) {
$this->markTestSkipped("Unable to fork process");
return;
}
\BeeHub_DB::forceReconnect();
if ($pid !== 0) {
// This is the parent process. I could put this code after the if statement,
// But now everything in the code is in the same (chronological) order as
// how it is supposed to run.
// Set a shallow read and write lock should just happen
$timeBeforeLocks = time();
$registry->shallowLock(array('/foo/file.txt'), array('/foo/file2.txt'));
$this->assertGreaterThanOrEqual(-1, $timeBeforeLocks - time());
// Let's assert that it takes less than a second to set the locks, else something is seriously wrong
\touch('locksAreSet.deleteMe');
} elseif ($pid === 0) {
// we are the child
$this->alternate_pid = true;
$counter = 0;
while (!\file_exists('locksAreSet.deleteMe')) {
\sleep(1);
if ($counter++ > 10) {
$this->assertTrue(false, 'Waited for 10 seconds for the initial locks to be set. This is really much much much too long');
}
}
// From another thread: Setting a shallow write lock on a resource with another write lock should hang until the other write lock is released
$registry->shallowLock(array('/foo/file.txt'));
if (\file_exists('allowWriteLocks.deleteMe')) {
\touch('writeLockHangsLongEnough.deleteMe');
}
\touch('writeLockSet.deleteMe');
\BeeHub_DB::mysqli()->close();
exit;
}
// Only the parent process will get to this
// Then let's wait a second
\sleep(2);
\touch('allowWriteLocks.deleteMe');
$registry->shallowUnlock();
$counter = 0;
while (!\file_exists('writeLockSet.deleteMe')) {
\sleep(1);
if ($counter++ > 10) {
$this->assertTrue(false, 'Waited for 10 seconds for the write lock to be set. This is really much much much too long');
}
}
$this->assertTrue(\file_exists('writeLockHangsLongEnough.deleteMe'), 'A shallow write lock can not be set on resources with another shallow write lock');
@\unlink('locksAreSet.deleteMe');
@\unlink('allowWriteLocks.deleteMe');
@\unlink('writeLockHangsLongEnough.deleteMe');
@\unlink('writeLockSet.deleteMe');
}
}
