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refactor(ssh): enhance error handling in SSH command execution and improve connection validation logging

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This commit is contained in:
Andras Bacsai
2025-09-07 18:45:44 +02:00
parent 579cc25898
commit 4bd29bf966
4 changed files with 26 additions and 22 deletions
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32
app/Traits/SshRetryable.php
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@@ -57,9 +57,9 @@ trait SshRetryable
*/
protected function calculateRetryDelay(int $attempt): int
{
$baseDelay = config('constants.ssh.retry_base_delay', 2);
$maxDelay = config('constants.ssh.retry_max_delay', 30);
$multiplier = config('constants.ssh.retry_multiplier', 2);
$baseDelay = config('constants.ssh.retry_base_delay');
$maxDelay = config('constants.ssh.retry_max_delay');
$multiplier = config('constants.ssh.retry_multiplier');
$delay = min($baseDelay * pow($multiplier, $attempt), $maxDelay);
@@ -76,23 +76,17 @@ trait SshRetryable
*/
protected function executeWithSshRetry(callable $callback, array $context = [], bool $throwError = true)
{
$maxRetries = config('constants.ssh.max_retries', 3);
$maxRetries = config('constants.ssh.max_retries');
$lastError = null;
$lastErrorMessage = '';
// Randomly fail the command with a key exchange error for testing
// if (random_int(1, 10) === 1) { // 10% chance to fail
// ray('SSH key exchange failed: kex_exchange_identification: read: Connection reset by peer');
// throw new \RuntimeException('SSH key exchange failed: kex_exchange_identification: read: Connection reset by peer');
// }
for ($attempt = 0; $attempt < $maxRetries; $attempt++) {
try {
// Execute the callback
$result = $callback();
// If we get here, it succeeded
if ($attempt > 0) {
Log::info('SSH operation succeeded after retry', array_merge($context, [
'attempt' => $attempt + 1,
]));
}
return $result;
return $callback();
} catch (\Throwable $e) {
$lastError = $e;
$lastErrorMessage = $e->getMessage();
@@ -125,6 +119,12 @@ trait SshRetryable
}
if ($throwError && $lastError) {
// If the error message is empty, provide a more meaningful one
if (empty($lastErrorMessage) || trim($lastErrorMessage) === '') {
$contextInfo = isset($context['server']) ? " to server {$context['server']}" : '';
$attemptInfo = $attempt > 1 ? " after {$attempt} attempts" : '';
throw new \RuntimeException("SSH connection failed{$contextInfo}{$attemptInfo}", $lastError->getCode());
}
throw $lastError;
}