openstack/devstack
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Improve Live Migration section in multinode-lab.rst

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Added root user login check to ensure SSH keys exchanged.


Change-Id: I8513bc883ac273af8dcc2f61562a838d33b45a82
This commit is contained in:
Hidekazu Nakamura 2016-11-09 15:27:19 +09:00 committed by Sean M. Collins
parent e8f776cda0
commit 541617b15e
1 changed files with 4 additions and 0 deletions

4
doc/source/guides/multinode-lab.rst

@ -400,6 +400,10 @@ SSH keys need to be exchanged between each compute node:
ssh-keyscan -H DEST_HOSTNAME | sudo tee -a /root/.ssh/known_hosts ssh-keyscan -H DEST_HOSTNAME | sudo tee -a /root/.ssh/known_hosts
3. Verify that login via ssh works without a password::
ssh -i /root/.ssh/id_rsa.pub stack@DESTINATION
In essence, this means that every compute node's root user's public RSA key In essence, this means that every compute node's root user's public RSA key
must exist in every other compute node's stack user's authorized_keys file and must exist in every other compute node's stack user's authorized_keys file and
every compute node's public ECDSA key needs to be in every other compute every compute node's public ECDSA key needs to be in every other compute