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fix(iroh-sync): prevent panic in namespace migration #1775

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merged 4 commits into from
Nov 7, 2023

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Frando
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@Frando Frando commented Nov 7, 2023

Description

The migration as commited with #1770 panics when starting iroh with an existing data dir. The reason is that redb panics when deleting table in a transaction where they were opened as well. See: cberner/redb#715

This fixes this by moving the table deletion to a separate transaction.

The limitation and potential panic in redb was fixed in cberner/redb#716 so once we upgrade to the next (still unreleased) version of redb, this can be removed again.

Change checklist

  • Self-review.
  • Documentation updates if relevant.

@Frando Frando changed the base branch from main to feat-query2 November 7, 2023 11:21
@Frando Frando changed the base branch from feat-query2 to main November 7, 2023 16:41
Ok(MigrateOutcome::Execute(entries))
}

/// Delete the v1 namespaces table.
fn migration_003_namespaces_delete_v1(tx: &WriteTransaction) -> Result<MigrateOutcome> {
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can you add a comment why this is its own migration? this is quite surprising

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👍 added a commit with a comment

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lgtm, modulu my one comment

@Frando Frando changed the title fix(iroh-sync): fix the broken namespaces table migration fix(iroh-sync): prevent panic in namespace migration Nov 7, 2023
@Frando Frando enabled auto-merge November 7, 2023 22:48
@Frando Frando added this pull request to the merge queue Nov 7, 2023
Merged via the queue into main with commit 84ae95a Nov 7, 2023
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@dignifiedquire dignifiedquire deleted the fix-migration-namespaces branch November 8, 2023 09:09
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2 participants