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RH Docs:
========
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html-single/high_availability_add-on_reference/
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html-single/high_availability_add-on_overview/
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html-single/high_availability_add-on_administration/
VMWARE FENCING
==============
https://access.redhat.com/solutions/82333
https://access.redhat.com/solutions/917813
RHEVM FENCING
=============
https://access.redhat.com/discussions/3098051
https://access.redhat.com/solutions/3349841
https://access.redhat.com/solutions/3607691
subscription-manager repos --disable=* --enable=rhel-ha-for-rhel-7-server-rpms --enable=rhel-7-server-rpms
yum install firewalld -y
systemctl enable firewalld
systemctl start firewalld
firewall-cmd --permanent --add-service=high-availability
firewall-cmd --reload
yum install pcs fence-agents-all -y
systemctl enable pcsd
systemctl start pcsd
echo password | passwd --stdin hacluster
pcs cluster auth clu01.local.net clu02.local.net clu03.local.net
pcs cluster setup --start --enable --name cluster0 clu01.local.net clu02.local.net clu03.local.net
pcs cluster enable --all
pcs cluster status
pcs status
RHEVM FENCING
=============
fence_rhevm -o status --ssl --ssl-insecure -a engine.local.net --username=admin@internal --password=password --ipport=443 -n clu03 -z --disable-http-filter
pcs -f stonith_cfg stonith create rhev-fence fence_rhevm ipaddr=engine.local.net ipport=443 ssl_insecure=1 ssl=1 inet4_only=1 \
login=admin@internal \
passwd= PASSWORD \
pcmk_host_map="clu01:clu01.local.net;clu02:clu02.local.net;clu03:clu03.local.net" \
pcmk_host_check=static-list \
pcmk_host_list="clu01.local.net,clu02.local.net,clu03.local.net" \
power_wait=3 op monitor interval=90s
pcs -f stonith_cfg property set stonith-enabled=true
pcs -f stonith_cfg property set stonith-action=reboot
pcs -f stonith_cfg property set stonith-timeout=120s
pcs -f stonith_cfg property set no-quorum-policy=ignore
pcs cluster cib-push stonith_cfg
pcs stonith show rhev-fence
pcs stonith show
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