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set -eux

sed -i 's/^GSS/\#GSS/g' /etc/ssh/sshd_config
echo "PermitRootLogin yes" >> /etc/ssh/sshd_config
echo "UseDNS no" >> /etc/ssh/sshd_config

yum -y update

yum install -y tmux vim htop wget telnet tcpdump sed awk ssh httpd net-tools open-vm-tools
systemctl enable httpd

iptables -I INPUT -p tcp -m tcp --dport 22 -j ACCEPT
iptables -I INPUT -p tcp -m tcp --dport 80 -j ACCEPT
iptables-save > /etc/sysconfig/iptables