describe_regions ( $opt )

The DescribeRegions operation describes regions zones that are currently available to the account.

Access

public

Parameters

Parameter

Type

Required

Description

$opt

array

Optional

An associative array of parameters that can have the following keys:

  • RegionName - string|array - Optional - The optional list of regions to describe. Pass a string for a single value, or an indexed array for multiple values.
  • Filter - array - Optional - A list of filters used to match properties for Regions. For a complete reference to the available filter keys for this operation, see the Amazon EC2 API reference.
    • x - array - Optional - This represents a simple array index.
      • Name - string - Optional - Specifies the name of the filter.
      • Value - string|array - Optional - Contains one or more values for the filter. Pass a string for a single value, or an indexed array for multiple values.
  • curlopts - array - Optional - A set of values to pass directly into curl_setopt(), where the key is a pre-defined CURLOPT_* constant.
  • returnCurlHandle - boolean - Optional - A private toggle specifying that the cURL handle be returned rather than actually completing the request. This toggle is useful for manually managed batch requests.

Returns

Type

Description

CFResponse

A CFResponse object containing a parsed HTTP response.

Examples

Describe available regions.

$ec2 = new AmazonEC2();

$response = $ec2->describe_regions();

var_dump($response->isOK());
Result:
bool(true)

Describe a specific region.

$ec2 = new AmazonEC2();

$response = $ec2->describe_regions(array(
	'RegionName' => 'us-west-1'
));

var_dump($response->isOK());
Result:
bool(true)

Describe multiple regions.

$ec2 = new AmazonEC2();

$response = $ec2->describe_regions(array(
	'RegionName' => array(
		'us-west-1',
		'us-east-1',
		'eu-west-1',
		'ap-southeast-1'
	)
));

var_dump($response->isOK());
Result:
bool(true)

Filter available regions.

$ec2 = new AmazonEC2();

$response = $ec2->describe_regions(array(
	'Filter' => array(
		array('Name' => 'endpoint', 'Value' => 'ec2.us-east-1.amazonaws.com')
	)
));

var_dump($response->isOK());
Result:
bool(true)

Related Methods

Source

Method defined in services/ec2.class.php | Toggle source view (24 lines) | View on GitHub

public function describe_regions($opt = null)
{
    if (!$opt) $opt = array();
            
    // Optional list (non-map)
    if (isset($opt['RegionName']))
    {
        $opt = array_merge($opt, CFComplexType::map(array(
            'RegionName' => (is_array($opt['RegionName']) ? $opt['RegionName'] : array($opt['RegionName']))
        )));
        unset($opt['RegionName']);
    }
    
    // Optional list + map
    if (isset($opt['Filter']))
    {
        $opt = array_merge($opt, CFComplexType::map(array(
            'Filter' => $opt['Filter']
        )));
        unset($opt['Filter']);
    }

    return $this->authenticate('DescribeRegions', $opt);
}

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