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unique uuid namespace for clusters

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Joey Hess 2024-06-13 17:56:53 -04:00
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commit 6d59118b29
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6
doc/design/passthrough_proxy.mdwn
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@ -210,6 +210,12 @@ it is not counted as a copy for numcopies purposes. The only point of this
UUID is to make commands like `git-annex drop --from cluster` and
`git-annex get --from cluster` talk to the cluster's frontend proxy.
Cluster UUIDs need to be distinguishable from regular repository UUIDs.
This is partly to guard against a situation where a regular repository's
UUID gets used for a cluster. Also it will make implementation easier to be
able to inspect a UUID and know if it's a cluster UUID. Use a version 8
UUID, all random except the first octet set to 'a' and the second to 'c'.
The proxy log contains the cluster UUID (with a remote name like
"cluster"), as well as the UUIDs of the nodes of the cluster.
This makes the client access the cluster using the proxy. Note that more