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https://github.com/logos-messaging/logos-messaging-nim.git
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39 lines
1.4 KiB
Nim
39 lines
1.4 KiB
Nim
{.push raises: [].}
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import
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std/[tables, strutils, os],
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stew/results,
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chronicles
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import
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../../../../common/databases/db_sqlite,
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../../../../common/databases/common
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logScope:
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topics = "waku archive migration"
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const SchemaVersion* = 7 # increase this when there is an update in the database schema
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template projectRoot: string = currentSourcePath.rsplit(DirSep, 1)[0] / ".." / ".." / ".." / ".."
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const MessageStoreMigrationPath: string = projectRoot / "migrations" / "message_store"
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proc migrate*(db: SqliteDatabase, targetVersion = SchemaVersion): DatabaseResult[void] =
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## Compares the `user_version` of the sqlite database with the provided `targetVersion`, then
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## it runs migration scripts if the `user_version` is outdated. The `migrationScriptsDir` path
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## points to the directory holding the migrations scripts once the db is updated, it sets the
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## `user_version` to the `tragetVersion`.
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##
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## If not `targetVersion` is provided, it defaults to `SchemaVersion`.
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##
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## NOTE: Down migration it is not currently supported
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debug "starting message store's sqlite database migration"
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let migrationRes = migrate(db, targetVersion, migrationsScriptsDir=MessageStoreMigrationPath)
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if migrationRes.isErr():
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return err("failed to execute migration scripts: " & migrationRes.error)
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debug "finished message store's sqlite database migration"
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ok()
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