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43 lines
861 B
43 lines
861 B
12 months ago
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#!/bin/bash
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# Author: Christoph Galuschka <christoph.galuschka@chello.at>
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t_Log "Running $0 - verify iptables can insert and delete rules"
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if [ "$centos_ver" -ge "7" ];then
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t_Log "CentOS $centos_ver uses firewalld and not iptables -> SKIP"
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t_CheckExitStatus 0
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exit 0
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fi
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ACL='INPUT -s 1.2.3.4/32 -d 5.6.7.8/32 -p tcp -m tcp --dport 22 -j ACCEPT'
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FILE=/var/tmp/iptables_acl
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# verify we are starting with default firewall
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/etc/init.d/iptables restart > /dev/null
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iptables -I ${ACL}
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iptables-save > ${FILE}
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# The ACL should be exactly at line 6 after "OUTPUT ACCEPT"
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head -6 ${FILE} |tail -1 | grep -q "${ACL}"
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add=$?
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# removing ACL again
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iptables -D ${ACL}
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iptables-save > ${FILE}
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# ACL should not be found
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grep -cq "${ACL}" ${FILE}
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del=$?
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if [ $add==0 ] && [ $del==1 ]
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then
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ret_val=0
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fi
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t_CheckExitStatus $ret_val
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# Cleaning up
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/bin/rm ${FILE}
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