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sudo apt-get install ceph

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[global]
fsid = <fsid>
mon initial members = <mon-node1>, <mon-node2>, <mon-node3>
mon host = <ip-node1>, <ip-node2>, <ip-node3>

[osd]
osd journal size = 1024

[mon]
mon data = /var/lib/ceph/mon/$cluster-$id
mon initial members = <mon-node1>, <mon-node2>, <mon-node3>

[mds]
mds data = /var/lib/ceph/mds/$cluster-$id

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sudo systemctl start ceph-mon.target
sudo systemctl start ceph-osd.target
sudo systemctl start ceph-mds.target

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µÚÒ»²½£º×°ÖÃCorosyncºÍPacemaker

ʹÓÃÒÔÏÂÏÂÁîÔÚLinuxϵͳÉÏ×°ÖÃCorosyncºÍPacemaker£º

sudo apt-get install corosync pacemaker

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totem {
        cluster_name: <cluster-name>
        token: <token>
        secauth: off
        transport: udpu
        interface {
                ringnumber: 0
                bindnetaddr: <ip-node1>
                mcastaddr: <mcast-addr>
                mcastport: <mcast-port>
        }
        interface {
                ringnumber: 1
                bindnetaddr: <ip-node2>
                mcastaddr: <mcast-addr>
                mcastport: <mcast-port>
        }
        interface {
                ringnumber: 2
                bindnetaddr: <ip-node3>
                mcastaddr: <mcast-addr>
                mcastport: <mcast-port>
        }
}

quorum {
        provider: corosync_votequorum
        expected_votes: <num-nodes>
        two_node: 1
}

nodelist {
        node {
                ring0_addr: <ip-node1>
                nodeid: 1
        }
        node {
                ring0_addr: <ip-node2>
                nodeid: 2
        }
        node {
                ring0_addr: <ip-node3>
                nodeid: 3
        }
}

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µÚÈý²½£ºÆô¶¯CorosyncºÍPacemaker

Ö´ÐÐÒÔÏÂÏÂÁîÒÔÆô¶¯CorosyncºÍPacemaker£º

sudo systemctl enable corosync
sudo systemctl enable pacemaker
sudo systemctl start corosync
sudo systemctl start pacemaker

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sudo pcs resource create ceph_mon ocf:ceph:mon 
--params mon_name=mon 
op monitor interval=10s

sudo pcs resource create ceph_osd ocf:ceph:osd 
--params osd_device=/dev/sdb 
op start timeout=90s 
op stop timeout=90s 
op monitor interval=10s

sudo pcs resource create ceph_mds ocf:ceph:mds 
--params mds_name=mds 
op monitor interval=10s

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Ceph¹Ù·½Îĵµ£ºhttps://docs.ceph.com/

Corosync¹Ù·½Îĵµ£ºhttps://corosync.github.io/corosync-docs/index.html

Pacemaker¹Ù·½Îĵµ£ºhttp://clusterlabs.org/

Linux״̬ÖÎÀíÆ÷ʹÓÃÖ¸ÄÏ£ºhttps://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/high_availability_add-on_reference/

Linux¼¯Èº°üÖ¸ÄÏ£ºhttps://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/high_availability_add-on_guide/

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