Thêm thông tin Subject và File đính kèm vào log Zimbra

Thêm thông tin Subject và File đính kèm vào log Zimbra

1. Tạo file custom_header_check

[root@mbx1 ~]# su - zimbra

[zimbra@mbx1 ~]$ vi /opt/zimbra/conf/custom_header_checks

/^Subject:/ WARN

/^subject:/ WARN

/filename=\"?(.*)\"?$/ WARN

2. Thêm custom_header_checks vào zimbraMtaHeaderChecks

• Kiểm tra nội dung zimbraMtaHeaderChecks

[zimbra@mail ~]$ zmprov gs `zmhostname` zimbraMtaHeaderChecks

# name mail.lab.local

zimbraMtaHeaderChecks: pcre:/opt/zimbra/conf/postfix_header_checks

• Thêm custom_header_checks

[zimbra@mailbk ~]$ zmprov ms `zmhostname` zimbraMtaHeaderChecks "pcre:/opt/zimbra/conf/postfix_header_checks, pcre:/opt/zimbra/conf/custom_header_checks"

• Kiểm tra thông tin sau khi thêm

[zimbra@mailbk ~]$ zmprov gs `zmhostname` zimbraMtaHeaderChecks

# name mail.lab.local

zimbraMtaHeaderChecks: pcre:/opt/zimbra/conf/postfix_header_checks, pcre:/opt/zimbra/conf/custom_header_checks

3. Gán zimbraMtaBlockedExtensionWarnRecipient = FALSE

• Kiểm tra cấu hình

[zimbra@mail ~]$ zmprov gcf zimbraMtaBlockedExtensionWarnRecipient

zimbraMtaBlockedExtensionWarnRecipient: TRUE

• Gán giá trị FALSE

[zimbra@mail ~]$ zmprov mcf zimbraMtaBlockedExtensionWarnRecipient FALSE

• Kiểm tra lại cấu hình

[zimbra@mail ~]$ zmprov gcf zimbraMtaBlockedExtensionWarnRecipient

zimbraMtaBlockedExtensionWarnRecipient: FALSE

4. Reload postfix

[zimbra@mail ~]$ postfix reload

/postfix-script: refreshing the Postfix mail system

5. Kiểm tra log

[zimbra@mailbk ~]$ tail -f /var/log/zimbra.log | grep warning

Jun 15 10:18:15 mailbk postfix/cleanup[19490]: C640A987D455: warning: header Subject: APPLE from mailbk.lab.local[10.72.1.226]; from=<testmail@lab.local> to=<thiennl@yahoo.com> proto=ESMTP helo=<mailbk.lab.local>

Jun 15 10:18:15 mailbk postfix/cleanup[19490]: C640A987D455: warning: header Content-Disposition: attachment; filename="KNX Planner Brochure.pdf" from mailbk.lab.local[10.72.1.226]; from=<testmail@lab.local> to=<thiennl@yahoo.com> proto=ESMTP helo=<mailbk.lab.local>

Jun 15 10:18:19 mailbk postfix/cleanup[19490]: 1E1BB987D450: warning: header Subject: APPLE from localhost[127.0.0.1]; from=<testmail@lab.local> to=<thiennl@yahoo.com> proto=ESMTP helo=<localhost>

Jun 15 10:18:19 mailbk postfix/cleanup[19490]: 1E1BB987D450: warning: header Content-Disposition: attachment; filename="KNX Planner Brochure.pdf" from localhost[127.0.0.1]; from=<testmail@lab.local> to=<thiennl@yahoo.com> proto=ESMTP helo=<localhost>

---

Thêm Subject vào message trace

1. Thực hiện bước trên

2. Backup zmmsgtrace

[zimbra@mail ~]$ cp /opt/zimbra/libexec/zmmsgtrace /opt/zimbra/libexec/backup.zmmsgtrace

3. Tải file zmmsgtrace mới

[zimbra@mail ~]$ curl -k https://raw.githubusercontent.com/cdhtlr/Zimbra-Tools/master/trace.pl > /opt/zimbra/libexec/zmmsgtrace

4. Kiểm tra kết quả

[zimbra@mail ~]$ /opt/zimbra/libexec/zmmsgtrace-new -r thiennl@yahoo.com

Tracing messages

to thiennl@yahoo.com

zmmsgtrace-new: total unmatched entries in '/var/log/zimbra.log': 10

zmmsgtrace-new: use -debug to see unmatched lines

Message ID '1411279819.304333.1623726671716.JavaMail.zimbra@lab.local'

Subject 'YAHOO!!'

testmail@lab.local -->

thiennl@yahoo.com

Recipient thiennl@yahoo.com

Jun 15 10:11:11 - mailbk.lab.local (10.72.1.226) --> 127.0.0.1:10026 (127.0.0.1:10026) status sent

Jun 15 10:11:12 - mailbk --> 127.0.0.1:10032 (127.0.0.1:10032) status sent