64 lines
2.2 KiB
PHP
64 lines
2.2 KiB
PHP
<?php
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namespace App\Traits;
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use Symfony\Component\Yaml\Yaml;
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trait EnvironmentVariableProtection
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{
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/**
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* Check if an environment variable is protected from deletion
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*
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* @param string $key The environment variable key to check
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* @return bool True if the variable is protected, false otherwise
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*/
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protected function isProtectedEnvironmentVariable(string $key): bool
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{
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return str($key)->startsWith('SERVICE_FQDN') || str($key)->startsWith('SERVICE_URL');
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}
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/**
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* Check if an environment variable is used in Docker Compose
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*
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* @param string $key The environment variable key to check
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* @param string|null $dockerCompose The Docker Compose YAML content
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* @return array [bool $isUsed, string $reason] Whether the variable is used and the reason if it is
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*/
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protected function isEnvironmentVariableUsedInDockerCompose(string $key, ?string $dockerCompose): array
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{
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if (empty($dockerCompose)) {
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return [false, ''];
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}
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try {
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$dockerComposeData = Yaml::parse($dockerCompose);
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$dockerEnvVars = data_get($dockerComposeData, 'services.*.environment');
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foreach ($dockerEnvVars as $serviceEnvs) {
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if (! is_array($serviceEnvs)) {
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continue;
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}
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// Check for direct variable usage
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foreach ($serviceEnvs as $env => $value) {
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if ($env === $key) {
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return [true, "Environment variable '{$key}' is used directly in the Docker Compose file."];
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}
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}
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// Check for variable references in values
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foreach ($serviceEnvs as $env => $value) {
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if (is_string($value) && str_contains($value, '$'.$key)) {
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return [true, "Environment variable '{$key}' is referenced in the Docker Compose file."];
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}
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}
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}
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} catch (\Exception $e) {
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// If there's an error parsing the Docker Compose file, we'll assume it's not used
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return [false, ''];
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}
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return [false, ''];
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}
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}
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