整理處理 sendmail / postfix 的工具

參考網址 : https://blog.miniasp.com/post/2008/03/24/How-to-delete-undelivered-email-in-Postfix.aspx

下載 qtool.pl 工具

su - root
wget http://www.cyberciti.biz/files/perl/qtool.pl.txt
mv qtool.pl.txt qtool.pl
chmod a+x qtool.pl

查看 mail queue

mailq

[root@kvm-mail ~]# mailq
                /var/spool/mqueue (7 requests)
-----Q-ID----- --Size-- -----Q-Time----- ------------Sender/Recipient-----------
s5KFWHYA005580      713 Fri Jun 20 23:32 <>
                 (Deferred: Connection timed out with dialup-62-11-236-182.cli)
                                         <run.payroll.invoice@dialup-62-11-236-
:
s5I7HYV3002743      580 Wed Jun 18 15:20 <[email protected]>
                 (Deferred: Connection timed out with mailx.tcommerce.de.)
                                         [email protected]
s5I7HYV7002743        1 Wed Jun 18 15:20 <[email protected]>
                 (readqf: cannot open ./dfs5I7HYV7002743: No such file or dire)
                                         <[email protected]>
                Total requests: 7

查看 s5I7HYV3002743 信件內容

cat /var/spool/mqueue/dfs5I7HYV3002743 

確認要刪除 s5I7HYV3002743

./qtool.pl -d /var/spool/mqueue/s5I7HYV3002743

再透過 mailq 可以看到這筆已經消失

參考網址 : http://www.cyberciti.biz/faq/linux-unix-bsd-clear-sendmail-queue/