/**
* get the public hostname or IP of the instance
* @throws Exception - if no public hostname or IP can be found
* @return string - hostname or IP
*/
public function getHost()
{
$host = $this->description['PublicDnsName'];
if (!$host) {
$data = new Model($this->description);
$publicIps = $data->getPath('NetworkInterfaces/*/PrivateIpAddresses/*/Association/PublicIp');
if (count($publicIps) > 0) {
$host = $publicIps[0];
}
}
if (!$host) {
throw new \Exception(sprintf('No public hostname or IP can be found for this instance: %s', $this->id));
}
return $host;
}
public function testFalseyKeysStillDescend()
{
$model = new Model(array('0' => array('a' => 'jar'), 1 => 'other'));
$this->assertEquals('jar', $model->getPath('0/a'));
$this->assertEquals('other', $model->getPath('1'));
}
/**
* Extracts the value from the result using Collection::getPath. Also adds some additional logic for keys that need
* to access n-1 indexes (e.g., ImportExport, Kinesis). The n-1 logic only works for the known cases. We will switch
* to a jmespath implementation in the future to cover all cases
*
* @param Model $result
* @param string $key
*
* @return mixed|null
*/
protected function getValueFromResult(Model $result, $key)
{
// Special handling for keys that need to access n-1 indexes
if (strpos($key, '#') !== false) {
$keyParts = explode('#', $key, 2);
$items = $result->getPath(trim($keyParts[0], '/'));
if ($items && is_array($items)) {
$index = count($items) - 1;
$key = strtr($key, array('#' => $index));
}
}
// Get the value
return $result->getPath($key);
}
/**
* Check to see if the path of the output key is satisfied by the value
*
* @param Model $model Result model
* @param string $key Key to check
* @param string $checkValue Compare the key to the value
* @param bool $all Set to true to ensure all value match or false to only match one
*
* @return bool
*/
protected function checkPath(Model $model, $key = null, $checkValue = array(), $all = true)
{
// If no key is set, then just assume true because the request succeeded
if (!$key) {
return true;
}
if (!($result = $model->getPath($key))) {
return false;
}
$total = $matches = 0;
foreach ((array) $result as $value) {
$total++;
foreach ((array) $checkValue as $check) {
if ($value == $check) {
$matches++;
break;
}
}
}
// When matching all values, ensure that the match count matches the total count
if ($all && $total != $matches) {
return false;
}
return $matches > 0;
}
/**
* Creates a credentials object from the credential data return by an STS operation
*
* @param Model $result The result of an STS operation
*
* @return Credentials
* @throws InvalidArgumentException if the result does not contain credential data
*/
public function createCredentials(Model $result)
{
if (!$result->hasKey('Credentials')) {
throw new InvalidArgumentException('The modeled result provided contained no credentials.');
}
return new Credentials($result->getPath('Credentials/AccessKeyId'), $result->getPath('Credentials/SecretAccessKey'), $result->getPath('Credentials/SessionToken'), $result->getPath('Credentials/Expiration'));
}
/**
* {@inheritdoc}
*/
protected function determineNextToken(Model $result)
{
$this->nextToken = null;
// If the value of "more key" is true or there is no "more key" to check, then try to get the next token
$moreKey = $this->get('more_key');
if ($moreKey === null || $result->getPath($moreKey)) {
// Get the token key to check
if ($tokenKey = $this->get('token_key')) {
// Get the next token's value. Works with multi-value tokens
$getToken = function ($key) use($result) {
return $result->getPath((string) $key);
};
$this->nextToken = is_array($tokenKey) ? array_map($getToken, $tokenKey) : $getToken($tokenKey);
}
}
}
/**
* @param \Guzzle\Service\Resource\Model $resources
* @return mixed
*/
private function getHostFromDescribedInstances($resources)
{
$instances = $resources->getPath('Reservations/*/Instances');
if (empty($instances)) {
return;
}
$instanceToUse = null;
foreach ($instances as $index => $instance) {
if (!empty($instance['Tags'])) {
foreach ($instance['Tags'] as $tag) {
if (!empty($this->testSuite) && $tag['Key'] === 'TestSuite' && $tag['Value'] === $this->testSuite) {
$instanceToUse = $instance;
}
}
}
}
if (empty($instanceToUse)) {
$instanceToUse = array_shift($instances);
}
$host = $instanceToUse['PublicDnsName'];
return $host;
}
