* Boostrap persistent state for volume servers.
This PR implements logic load/save persistent state information for storages
associated with volume servers, and reporting state changes back to masters
via heartbeat messages.
More work ensues!
See https://github.com/seaweedfs/seaweedfs/issues/7977 for details.
* Block RPC operations writing to volume servers when maintenance mode is on.
* chore: execute goimports to format the code
Signed-off-by: promalert <promalert@outlook.com>
* goimports -w .
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Signed-off-by: promalert <promalert@outlook.com>
Co-authored-by: Chris Lu <chris.lu@gmail.com>