init-ipvs.sh

#!/bin/bash

install_ipset() {
    yum install -y ipset ipvsadm
}

load_mod() {
    echo "#!/bin/bash
modprobe -- ip_vs
modprobe -- ip_vs_rr
modprobe -- ip_vs_wrr
modprobe -- ip_vs_sh
modprobe -- nf_conntrack_ipv4
ipvsadm --set 7300 120 300" > /etc/sysconfig/modules/ipvs.modules
    chmod 755 /etc/sysconfig/modules/ipvs.modules
}

update_hash_table_size() {
    echo "options ip_vs conn_tab_bits=20" > /etc/modprobe.d/ip_vs.conf
    shutdown -r now
}

install_ipset
load_mod
update_hash_table_size