Cluster

1. !/bin/bash

new node

nameHost=io
mkdir ~/data/${nameHost}
cd ~/data/${nameHost}
vagrant init centos/7
vagrant up
vagrant ssh

sudo su -
yum -y update

Needs

vagrant plugin install vagrant-dns

storage.domain.local net.128

node1.domain.local net.129
node2.domain.local net.130

Virtual IP net.131

node1 - 192.168.1.1
node2 - 192.168.1.2

Install

ALL

nodeName=node2
hostnamectl set-hostname $nodeName
yum -y install pacemaker pcs resource-agents
echo CHANGEME | passwd --stdin hacluster

ONE

clusterName=pacemaker1
pcs cluster auth 192.168.121.91 192.168.121.204 -u hacluster -p CHANGEME --force
pcs cluster setup --force --name $clusterName 192.168.121.91 192.168.121.204
pcs cluster start --all
pcs property set stonith-enabled=false
pcs property set no-quorum-policy=ignore
pcs resource defaults migration-threshold=1

serviceName=my_first_svc
pcs resource create $serviceName Dummy op monitor interval=120s
#pcs status

Cfg

io

yum -y install targetcli
targetcli

/backstores/fileio create disk1 /root/disk1 100MB
/iscsi create iqn.2018-01.com.infocepo:io
/iscsi/iqn.2018-01.com.infocepo:io/tpg1/acls create iqn.2018-01.com.infocepo:node1
/iscsi/iqn.2018-01.com.infocepo:io/tpg1/luns create /backstores/fileio/disk1
saveconfig
exit

systemctl restart target

ip ad

node1

ipIO=192.168.121.53
yum -y install iscsi-initiator-utils
vi /etc/iscsi/initiatorname.iscsi

iqn.2018-01.com.infocepo:node1

systemctl restart iscsid
systemctl restart iscsi
iscsiadm -m discovery -t st -p ${ipIO}:3260
iscsiadm -m node -T iqn.2018-01.com.infocepo:io -p ${ipIO}:3260 –l

selinux disable

vi /etc/selinux/config
SELINUX=disabled

reboot
#getenforce

iptable stop

#systemctl disable firewalld
systemctl stop firewalld
#systemctl status firewalld