Cài đặt Fail2ban cho zimbra trên centos 7
Cài đặt epel-repo
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# yum update # yum install epel-release |
Cài đặt fail2ban
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yum install fail2ban |
backup các file mặc định của fail2ban
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# cp /etc/fail2ban/action.d/iptables-allports.conf /etc/fail2ban/action.d/iptables-allports.conf.backup # mv /etc/fail2ban/jail.conf /etc/fail2ban/jail.conf.backup |
Tạo file /etc/fail2ban/filter.d/zimbra.conf với nội dung sau
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vi /etc/fail2ban/filter.d/zimbra.conf |
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# Fail2Ban configuration file # # Author: # # $Revision: 1 $ # [Definition] # Option: failregex # Notes.: regex to match the password failures messages in the logfile. The # host must be matched by a group named "host". The tag "<HOST>" can # be used for standard IP/hostname matching and is only an alias for # (?:::f{4,6}:)?(?P<host>[\w\-.^_]+) # Values: TEXT # failregex = \[ip=<HOST>;\] account - authentication failed for .* \(no such account\)$ \[ip=<HOST>;\] security - cmd=Auth; .* error=authentication failed for .*, invalid password;$ ;oip=<HOST>;.* security - cmd=Auth; .* protocol=soap; error=authentication failed for .* invalid password;$ \[oip=<HOST>;.* SoapEngine - handler exception: authentication failed for .*, account not found$ WARN .*;ip=<HOST>;ua=ZimbraWebClient .* security - cmd=AdminAuth; .* error=authentication failed for .*;$ NOQUEUE: reject: RCPT from .*\[<HOST>\]: 550 5.1.1 .*: Recipient address rejected: # .*\[ip=<HOST>;\] .* - authentication failed for .* \(invalid password\) # # Option: ignoreregex # Notes.: regex to ignore. If this regex matches, the line is ignored. # Values: TEXT # ignoreregex = |
File này định nghĩa các patten […]