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Direktori : /home2/selectio/www/myclassicfit.com-1/vendor/aws/aws-sdk-php/src/Endpoint/ |
Current File : /home2/selectio/www/myclassicfit.com-1/vendor/aws/aws-sdk-php/src/Endpoint/Partition.php |
<?php namespace Aws\Endpoint; use ArrayAccess; use Aws\HasDataTrait; use Aws\Sts\RegionalEndpoints\ConfigurationProvider; use Aws\S3\RegionalEndpoint\ConfigurationProvider as S3ConfigurationProvider; use InvalidArgumentException as Iae; /** * Default implementation of an AWS partition. */ final class Partition implements ArrayAccess, PartitionInterface { use HasDataTrait; private $stsLegacyGlobalRegions = [ 'ap-northeast-1', 'ap-south-1', 'ap-southeast-1', 'ap-southeast-2', 'aws-global', 'ca-central-1', 'eu-central-1', 'eu-north-1', 'eu-west-1', 'eu-west-2', 'eu-west-3', 'sa-east-1', 'us-east-1', 'us-east-2', 'us-west-1', 'us-west-2', ]; /** * The partition constructor accepts the following options: * * - `partition`: (string, required) The partition name as specified in an * ARN (e.g., `aws`) * - `partitionName`: (string) The human readable name of the partition * (e.g., "AWS Standard") * - `dnsSuffix`: (string, required) The DNS suffix of the partition. This * value is used to determine how endpoints in the partition are resolved. * - `regionRegex`: (string) A PCRE regular expression that specifies the * pattern that region names in the endpoint adhere to. * - `regions`: (array, required) A map of the regions in the partition. * Each key is the region as present in a hostname (e.g., `us-east-1`), * and each value is a structure containing region information. * - `defaults`: (array) A map of default key value pairs to apply to each * endpoint of the partition. Any value in an `endpoint` definition will * supersede any values specified in `defaults`. * - `services`: (array, required) A map of service endpoint prefix name * (the value found in a hostname) to information about the service. * * @param array $definition * * @throws Iae if any required options are missing */ public function __construct(array $definition) { foreach (['partition', 'regions', 'services', 'dnsSuffix'] as $key) { if (!isset($definition[$key])) { throw new Iae("Partition missing required $key field"); } } $this->data = $definition; } public function getName() { return $this->data['partition']; } /** * @internal * @return mixed */ public function getDnsSuffix() { return $this->data['dnsSuffix']; } public function isRegionMatch($region, $service) { if (isset($this->data['regions'][$region]) || isset($this->data['services'][$service]['endpoints'][$region]) ) { return true; } if (isset($this->data['regionRegex'])) { return (bool) preg_match( "@{$this->data['regionRegex']}@", $region ); } return false; } public function getAvailableEndpoints( $service, $allowNonRegionalEndpoints = false ) { if ($this->isServicePartitionGlobal($service)) { return [$this->getPartitionEndpoint($service)]; } if (isset($this->data['services'][$service]['endpoints'])) { $serviceRegions = array_keys( $this->data['services'][$service]['endpoints'] ); return $allowNonRegionalEndpoints ? $serviceRegions : array_intersect($serviceRegions, array_keys( $this->data['regions'] )); } return []; } public function __invoke(array $args = []) { $service = isset($args['service']) ? $args['service'] : ''; $region = isset($args['region']) ? $args['region'] : ''; $scheme = isset($args['scheme']) ? $args['scheme'] : 'https'; $options = isset($args['options']) ? $args['options'] : []; $data = $this->getEndpointData($service, $region, $options); $variant = $this->getVariant($options, $data); if (isset($variant['hostname'])) { $template = $variant['hostname']; } else { $template = isset($data['hostname']) ? $data['hostname'] : ''; } $dnsSuffix = isset($variant['dnsSuffix']) ? $variant['dnsSuffix'] : $this->data['dnsSuffix']; return [ 'endpoint' => "{$scheme}://" . $this->formatEndpoint( $template, $service, $region, $dnsSuffix ), 'signatureVersion' => $this->getSignatureVersion($data), 'signingRegion' => isset($data['credentialScope']['region']) ? $data['credentialScope']['region'] : $region, 'signingName' => isset($data['credentialScope']['service']) ? $data['credentialScope']['service'] : $service, ]; } private function getEndpointData($service, $region, $options) { $defaultRegion = $this->resolveRegion($service, $region, $options); $data = isset($this->data['services'][$service]['endpoints'][$defaultRegion]) ? $this->data['services'][$service]['endpoints'][$defaultRegion] : []; $data += isset($this->data['services'][$service]['defaults']) ? $this->data['services'][$service]['defaults'] : []; $data += isset($this->data['defaults']) ? $this->data['defaults'] : []; return $data; } private function getSignatureVersion(array $data) { static $supportedBySdk = [ 's3v4', 'v4', 'anonymous', ]; $possibilities = array_intersect( $supportedBySdk, isset($data['signatureVersions']) ? $data['signatureVersions'] : ['v4'] ); return array_shift($possibilities); } private function resolveRegion($service, $region, $options) { if (isset($this->data['services'][$service]['endpoints'][$region]) && $this->isFipsEndpointUsed($region) ) { return $region; } if ($this->isServicePartitionGlobal($service) || $this->isStsLegacyEndpointUsed($service, $region, $options) || $this->isS3LegacyEndpointUsed($service, $region, $options) ) { return $this->getPartitionEndpoint($service); } return $region; } private function isServicePartitionGlobal($service) { return isset($this->data['services'][$service]['isRegionalized']) && false === $this->data['services'][$service]['isRegionalized'] && isset($this->data['services'][$service]['partitionEndpoint']); } /** * STS legacy endpoints used for valid regions unless option is explicitly * set to 'regional' * * @param string $service * @param string $region * @param array $options * @return bool */ private function isStsLegacyEndpointUsed($service, $region, $options) { return $service === 'sts' && in_array($region, $this->stsLegacyGlobalRegions) && (empty($options['sts_regional_endpoints']) || ConfigurationProvider::unwrap( $options['sts_regional_endpoints'] )->getEndpointsType() !== 'regional' ); } /** * S3 legacy us-east-1 endpoint used for valid regions unless option is explicitly * set to 'regional' * * @param string $service * @param string $region * @param array $options * @return bool */ private function isS3LegacyEndpointUsed($service, $region, $options) { return $service === 's3' && $region === 'us-east-1' && (empty($options['s3_us_east_1_regional_endpoint']) || S3ConfigurationProvider::unwrap( $options['s3_us_east_1_regional_endpoint'] )->getEndpointsType() !== 'regional' ); } private function getPartitionEndpoint($service) { return $this->data['services'][$service]['partitionEndpoint']; } private function formatEndpoint($template, $service, $region, $dnsSuffix) { return strtr($template, [ '{service}' => $service, '{region}' => $region, '{dnsSuffix}' => $dnsSuffix, ]); } /** * @param $region * @return bool */ private function isFipsEndpointUsed($region) { return strpos($region, "fips") !== false; } /** * @param array $options * @param array $data * @return array */ private function getVariant(array $options, array $data) { $variantTags = []; if (isset($options['use_fips_endpoint'])) { $useFips = $options['use_fips_endpoint']; if (is_bool($useFips)) { $useFips && $variantTags[] = 'fips'; } elseif ($useFips->isUseFipsEndpoint()) { $variantTags[] = 'fips'; } } if (isset($options['use_dual_stack_endpoint'])) { $useDualStack = $options['use_dual_stack_endpoint']; if (is_bool($useDualStack)) { $useDualStack && $variantTags[] = 'dualstack'; } elseif ($useDualStack->isUseDualStackEndpoint()) { $variantTags[] = 'dualstack'; } } if (!empty($variantTags)) { if (isset($data['variants'])) { foreach ($data['variants'] as $variant) { if (array_count_values($variant['tags']) == array_count_values($variantTags)) { return $variant; } } } if (isset($this->data['defaults']['variants'])) { foreach ($this->data['defaults']['variants'] as $variant) { if (array_count_values($variant['tags']) == array_count_values($variantTags)) { return $variant; } } } } } }