Revision a5bca3e9 doc/design-2.1.rst

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In order to allow fast and highly available access read-only to some
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configuration values, we'll create a new ganeti-confd daemon, which will run on
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master candidates. This daemon will talk via UDP, and authenticate messages
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using HMAC with a cluster-wide shared key.
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using HMAC with a cluster-wide shared key. This key will be generated at
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cluster init time, and stored on the clusters alongside the ganeti SSL keys,
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and readable only by root.
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An interested client can query a value by making a request to a subset of the


  		





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cluster master candidates. It will then wait to get a few responses, and use


  		












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