WIP - Restore fixes #6158
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WIP - Restore fixes #6158
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| raftFile := filepath.Join(c.path, "raft.db") | ||
| if _, err := os.Stat(raftFile); err == nil { | ||
| return fmt.Errorf("detected %s. either downgrade and export your meta data to import before continuing, or delete the file to start fresh", raftFile) |
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Once we have a docs page, I will update this error message to reference the page.
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Required for all non-trivial PRs
This PR addresses the upgrading of a single node from
0.11to0.12. In0.11, the meta store information was stored inraft.dbvia the raft services. In0.12, the meta store information is now stored inmeta.dbwhich is a binary protobuf file.If you are upgrading from from
0.11to0.12, the following steps need to be taken:NOTE: This process will remove the
raft.dbandnode.jsonfiles. It is recommended you backup the entire directory structure in case of a failure during the upgrade.0.11, export your meta data with a command like:Upgrade the
influxdbinary from0.11to0.12. Do not start the service yet.Restore the meta store with the following command: