Viewing file:  IniFileLoader.php (2.88 KB) -rw-r--r--
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<?php
declare(strict_types=1);
namespace AsyncAws\Core\Credentials;
use AsyncAws\Core\EnvVar;
use Psr\Log\LoggerInterface;
use Psr\Log\NullLogger;
/**
* Load and parse AWS iniFile.
*
* @author Jérémy Derussé <jeremy@derusse.com>
*/
final class IniFileLoader
{
public const KEY_REGION = 'region';
public const KEY_ACCESS_KEY_ID = 'aws_access_key_id';
public const KEY_SECRET_ACCESS_KEY = 'aws_secret_access_key';
public const KEY_SESSION_TOKEN = 'aws_session_token';
public const KEY_ROLE_ARN = 'role_arn';
public const KEY_ROLE_SESSION_NAME = 'role_session_name';
public const KEY_SOURCE_PROFILE = 'source_profile';
public const KEY_WEB_IDENTITY_TOKEN_FILE = 'web_identity_token_file';
private $logger;
public function __construct(?LoggerInterface $logger = null)
{
$this->logger = $logger ?? new NullLogger();
}
/**
* @param string[] $filepaths
*
* @return string[][]
*/
public function loadProfiles(array $filepaths): array
{
$profilesData = [];
$homeDir = null;
foreach ($filepaths as $filepath) {
if ('' === $filepath) {
continue;
}
if ('~' === $filepath[0]) {
$homeDir = $homeDir ?? $this->getHomeDir();
$filepath = $homeDir . substr($filepath, 1);
}
if (!is_readable($filepath) || !is_file($filepath)) {
continue;
}
foreach ($this->parseIniFile($filepath) as $name => $profile) {
$name = preg_replace('/^profile /', '', (string) $name);
if (!isset($profilesData[$name])) {
$profilesData[$name] = array_map('trim', $profile);
} else {
foreach ($profile as $k => $v) {
if (!isset($profilesData[$name][$k])) {
$profilesData[$name][$k] = trim($v);
}
}
}
}
}
return $profilesData;
}
private function getHomeDir(): string
{
// On Linux/Unix-like systems, use the HOME environment variable
if (null !== $homeDir = EnvVar::get('HOME')) {
return $homeDir;
}
// Get the HOMEDRIVE and HOMEPATH values for Windows hosts
$homeDrive = EnvVar::get('HOMEDRIVE');
$homePath = EnvVar::get('HOMEPATH');
return ($homeDrive && $homePath) ? $homeDrive . $homePath : '/';
}
private function parseIniFile(string $filepath): array
{
if (false === $data = parse_ini_string(
preg_replace('/^#/m', ';', file_get_contents($filepath)),
true,
\INI_SCANNER_RAW
)) {
$this->logger->warning('The ini file {path} is invalid.', ['path' => $filepath]);
return [];
}
return $data;
}
}
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