# INSTALLATION

[root@host1]# yum -y install corosync pcs pacemaker

[root@host2]# yum -y install corosync pcs pacemaker

# START PCSD

[root@host1]# systemctl start pcsd

[root@host2]# systemctl start pcsd

# SET PASSWORD

[root@host1]# passwd hacluster

[root@host2]# passwd hacluster

[root@host1]# pcs cluster auth host1 host2

# START CLUSTER

[root@host1]# pcs cluster setup --name cluster_asterisk host1 host2

[root@host1]# systemctl start pacemaker; systemctl start corosync

[root@host2]# systemctl start pacemaker; systemctl start corosync

[root@host1]# pcs cluster start --all

# Disable STONITH

[root@host1]# pcs property set stonith-enabled=false

[root@host1]# pcs property set no-quorum-policy=ignore

# CONFIGURE CLUSTER

[root@host1]# pcs resource create virtual_ip ocf:heartbeat:IPaddr2 \
ip=10.88.1.101 cidr_netmask=32 op monitor interval=30s on-fail=restart

[root@host1]# yum -y install uuid-c++ uuid-c++-devel libuuid-devel \
jansson-devel gmime gmime-devel gsm gsm-devel ilbc ilbc-devel speex \
speex-devel libogg libogg-devel libvorbis libsrtp libsrtp-devel \
libvorbis-devel

[root@host1]# yum install asterisk

[root@host1]# cd /usr/lib/ocf/resource.d/heartbeat; \
wget https://raw.githubusercontent.com/ClusterLabs/resource-agents\
/master/heartbeat/asterisk; \
chmod 755 asterisk

[root@host2]# yum -y install uuid-c++ uuid-c++-devel libuuid-devel \
jansson-devel gmime gmime-devel gsm gsm-devel ilbc ilbc-devel speex \
speex-devel libogg libogg-devel libvorbis libsrtp libsrtp-devel \
libvorbis-devel

[root@host2]# yum install asterisk

[root@host2]# cd /usr/lib/ocf/resource.d/heartbeat; \
wget https://raw.githubusercontent.com/ClusterLabs/resource-agents/\
master/heartbeat/asterisk; \
chmod 755 asterisk

[root@host1]# pcs resource create asterisk ocf:heartbeat:asterisk params \
user="root" group="root" op monitor timeout="30"

[root@host1]# pcs constraint colocation add asterisk with virtual_ip \
score=INFINITY

[root@host1]# pcs constraint order virtual_ip then asterisk

# WITH THIS PARAMS YOU CAN MOVE RESOURCES BW NODES
[root@host1]# pcs resource defaults resource-stickiness="0"

# !!!! DON'T FORGET TO DISABLE ASTERISK IN INITD AND SYSTEMD AUTOLOAD,
# OTHER WISE ASTERISK WILL BECOME UNMANAGED

# SET AUTOSTART
[root@host1]# systemctl enable pcsd; systemctl enable corosync; \
systemctl enable pacemaker

[root@host2]# systemctl enable pcsd; systemctl enable corosync; \
systemctl enable pacemaker