Files
bind9/bin
Aram Sargsyan 5d5d4b523b Retry multiple times in doth test when checking if the zone file exists
Dumping of the freshly transferred zone file can take some time.

Retry 5 times before failing.

The log excerpt below shows such a case, when dumping lasted more than
two seconds.

    06-Mar-2023 09:32:09.973 zone example6/IN: Transfer started.
    06-Mar-2023 09:32:10.301 zone example6/IN: zone transfer finished: success
    06-Mar-2023 09:32:10.301 zone_dump: zone example6/IN: enter
    06-Mar-2023 09:32:11.789 client @0x7fe9ab435d68 10.53.0.10#44113 (example6): AXFR request
    06-Mar-2023 09:32:11.801 client @0x7fe9ab435d68 10.53.0.10#44113 (example6): transfer of 'example6/IN': AXFR ended: 5 messages, 2676 records, 55815 bytes, 0.011 secs (5074090 bytes/sec) (serial 1397051952)
    06-Mar-2023 09:32:12.409 zone_gotwritehandle: zone example6/IN: enter
    06-Mar-2023 09:32:12.421 dump_done: zone example6/IN: enter
    06-Mar-2023 09:32:12.421 zone_journal_compact: zone example6/IN: target journal size 53044
2023-03-09 10:03:19 +00:00
..
2023-02-21 13:12:26 +00:00