47 lines
No EOL
1.1 KiB
Bash
47 lines
No EOL
1.1 KiB
Bash
#!/usr/bin/env bash
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#
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# This is the sys_prep script
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# It will clear out all non-revelent information for a new VM
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#
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# 1. Force logs to rotate and clear old.
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/usr/sbin/logrotate -f /etc/logrotate.conf
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/bin/rm -f /var/log/*-20* /var/log/*.gz
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#
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# 2. Clear the audit log & wtmp.
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/bin/cat /dev/null > /var/log/audit/audit.log
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/bin/cat /dev/null > /var/log/wtmp
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#
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# 3. Remove the udev device rules.
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/bin/rm -f /etc/udev/rules.d/70*
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#
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# 4. Remove the traces of the template MAC address and UUIDs.
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/bin/sed -i '/^\(HWADDR\|UUID\|IPADDR\|NETMASK\|GATEWAY\)=/d' /etc/sysconfig/network/ifcfg-e*
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#
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# 5. Clean /tmp out.
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/bin/rm -rf /tmp/*
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/bin/rm -rf /var/tmp/*
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#
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# 6. Remove the SSH host keys.
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/bin/rm -f /etc/ssh/*key*
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#
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# 7. Remove the root user's shell history.
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/bin/rm -f /root/.bash_history
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unset HISTFILE
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#
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# 8. Set hostname to localhost
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/bin/hostnamectl set-hostname localhost.localdomain
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#
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# 9. Remove rsyslog.conf remote log server IP.
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/bin/sed -i '/1.1.1.1.1/'d /etc/rsyslog.conf
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rm -v /root/.ssh/known_hosts
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#
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# 11. Shutdown the VM. Poweron required to scan new HW addresses.
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poweroff
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# |