in src/Providers/RamRoleArnCredentialsProvider.php [150:171]
private function filterSTSEndpoint(array $params)
{
$prefix = 'sts';
if (Helper::envNotEmpty('ALIBABA_CLOUD_VPC_ENDPOINT_ENABLED') || (isset($params['enableVpc']) && $params['enableVpc'] === true)) {
$prefix = 'sts-vpc';
}
if (Helper::envNotEmpty('ALIBABA_CLOUD_STS_REGION')) {
$this->stsEndpoint = $prefix . '.' . Helper::env('ALIBABA_CLOUD_STS_REGION') . '.aliyuncs.com';
}
if (isset($params['stsRegionId'])) {
$this->stsEndpoint = $prefix . '.' . $params['stsRegionId'] . '.aliyuncs.com';
}
if (isset($params['stsEndpoint'])) {
$this->stsEndpoint = $params['stsEndpoint'];
}
if (is_null($this->stsEndpoint) || $this->stsEndpoint === '') {
$this->stsEndpoint = 'sts.aliyuncs.com';
}
}