ansible+corosync+pacemaker实现对web服务高可用
# vim /etc/corosync/corosync.conf# corosync-keygen
Corosync Cluster Engine Authentication key generator.
Gathering 1024 bits for key from /dev/random.
Press keys on your keyboard to generate entropy.
Writing corosync key to /etc/corosync/authkey.
# ansible webservice -m copy -a "src=/etc/corosync/authkey dest=/etc/corosync"
node1.corosync.com | success >> {"changed": true, "dest": "/etc/corosync/authkey", "gid": 0, "group": "root", "md5sum": "b8db2726121363c4695615d8cc8ce1ff", "mode": "0644", "owner": "root", "size": 128, "src": "/root/.ansible/tmp/ansible-tmp-1398234483.99-122742266566782/source", "state": "file", "uid": 0
}
node2.corosync.com | success >> {"changed": true, "dest": "/etc/corosync/authkey", "gid": 0, "group": "root", "md5sum": "b8db2726121363c4695615d8cc8ce1ff", "mode": "0644", "owner": "root", "size": 128, "src": "/root/.ansible/tmp/ansible-tmp-1398234484.2-198090798386440/source", "state": "file", "uid": 0
}
# ansible webservice -m copy -a "src=/etc/corosync/corosync.conf dest=/etc/corosync"
node1.corosync.com | success >> {"changed": true, "dest": "/etc/corosync/corosync.conf", "gid": 0, "group": "root", "md5sum": "906edcbefac607609795d78c0da57be3", "mode": "0644", "owner": "root", "size": 519, "src": "/root/.ansible/tmp/ansible-tmp-1398234502.27-114754154513206/source", "state": "file", "uid": 0
}
node2.corosync.com | success >> {"changed": true, "dest": "/etc/corosync/corosync.conf", "gid": 0, "group": "root", "md5sum": "906edcbefac607609795d78c0da57be3", "mode": "0644", "owner": "root", "size": 519, "src": "/root/.ansible/tmp/ansible-tmp-1398234502.61-246106036244835/source", "state": "file", "uid": 0
}
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