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SecurityData.php
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SecurityData.php
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<?php
/**
* This class provides methods to get credentials and security datas used by our API.
*/
class SecurityData {
/**
* The prefix of environment variables containing security information
* @var string
*/
const ENV_PREFIX = 'CREDENTIAL_';
/**
* Name of the secret name containing the name of the files to store other secrets
* @var string
*/
const SECRET_FILE = 'path.datasources.securitydata';
/**
* Gets a specified secret
*
* @param string $secretName the secret's name
* @return string the secret value
*
*/
public static function getSecret ($secretName) {
$methods = [ 'getSecretFromEnvironment', 'getSecretFromFile' ];
foreach ($methods as $method) {
$secretValue = static::$method($secretName);
if ($secretValue !== "") {
return $secretValue;
}
}
return "";
}
/**
* Gets a specified secret from environment
*
* @param string $secretName the secret's name
* @return string the secret value
*
*/
public static function getSecretFromFile ($secretName) {
$file = static::getSecretFilePath();
if (file_exists($file)) {
$data = file_get_contents($file);
$bagOfSecrets = json_decode($data);
if ($bagOfSecrets && is_object($bagOfSecrets) && property_exists($bagOfSecrets, $secretName)) {
return $bagOfSecrets->$secretName;
}
}
return "";
}
/**
* Gets secret file path
*
* @return string the path to the file containing secrets
*/
public static function getSecretFilePath () {
return static::getSecretFromEnvironment(static::SECRET_FILE);
}
/**
* Gets a specified secret from environment
*
* @param string $secretName the secret's name
* @return string the secret value
*
*/
public static function getSecretFromObject ($object, $secretName) {
if (property_exists($object, $secretName)) {
return $object->$secretName;
}
return "";
}
/**
* Gets a specified secret from environment
*
* @param string $secretName the secret's name
* @return string the secret value
*
*/
public static function getSecretFromEnvironment ($secretName) {
$environmentVariable = static::getEnvironmentVariableName($secretName);
$secretValue = getenv($environmentVariable);
if ($secretValue === false) {
return "";
}
return $secretValue;
}
/**
* Gets environment variable name from secret name
*
* @param string $secretName the secret's name
* @return string the environment variable
*/
public static function getEnvironmentVariableName ($secretName) {
$variableName = str_replace('.', '_', $secretName);
return static::ENV_PREFIX . strtoupper($variableName);
}
}

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SecurityData.php (2 KB)

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