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NXDOMAIN errors should not be retried #2083

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merged 1 commit into from Apr 7, 2023
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5 changes: 5 additions & 0 deletions aws/retry/retryable_error.go
Expand Up @@ -95,8 +95,13 @@ func (r RetryableConnectionError) IsErrorRetryable(err error) aws.Ternary {
var timeoutErr interface{ Timeout() bool }
var urlErr *url.Error
var netOpErr *net.OpError
var dnsError *net.DNSError

switch {
case errors.As(err, &dnsError):
// NXDOMAIN errors should not be retried
retryable = !dnsError.IsNotFound && dnsError.IsTemporary

case errors.As(err, &conErr) && conErr.ConnectionError():
retryable = true

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