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[performance] retry db queries on busy errors (#2025)

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* catch SQLITE_BUSY errors, wrap bun.DB to use our own busy retrier, remove unnecessary db.Error type

Signed-off-by: kim <grufwub@gmail.com>

* remove dead code

Signed-off-by: kim <grufwub@gmail.com>

* remove more dead code, add missing error arguments

Signed-off-by: kim <grufwub@gmail.com>

* update sqlite to use maxOpenConns()

Signed-off-by: kim <grufwub@gmail.com>

* add uncommitted changes

Signed-off-by: kim <grufwub@gmail.com>

* use direct calls-through for the ConnIface to make sure we don't double query hook

Signed-off-by: kim <grufwub@gmail.com>

* expose underlying bun.DB better

Signed-off-by: kim <grufwub@gmail.com>

* retry on the correct busy error

Signed-off-by: kim <grufwub@gmail.com>

* use longer possible maxRetries for db retry-backoff

Signed-off-by: kim <grufwub@gmail.com>

* remove the note regarding max-open-conns only applying to postgres

Signed-off-by: kim <grufwub@gmail.com>

* improved code commenting

Signed-off-by: kim <grufwub@gmail.com>

* remove unnecessary infof call (just use info)

Signed-off-by: kim <grufwub@gmail.com>

* rename DBConn to WrappedDB to better follow sql package name conventions

Signed-off-by: kim <grufwub@gmail.com>

* update test error string checks

Signed-off-by: kim <grufwub@gmail.com>

* shush linter

Signed-off-by: kim <grufwub@gmail.com>

* update backoff logic to be more transparent

Signed-off-by: kim <grufwub@gmail.com>

---------

Signed-off-by: kim <grufwub@gmail.com>
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kim 2023-07-25 09:34:05 +01:00 • committed by GitHub
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14
internal/db/statusbookmark.go
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@ -25,24 +25,24 @@ import (
type StatusBookmark interface {
// GetStatusBookmark gets one status bookmark with the given ID.
GetStatusBookmark(ctx context.Context, id string) (*gtsmodel.StatusBookmark, Error)
GetStatusBookmark(ctx context.Context, id string) (*gtsmodel.StatusBookmark, error)
// GetStatusBookmarkID is a shortcut function for returning just the database ID
// of a status bookmark created by the given accountID, targeting the given statusID.
GetStatusBookmarkID(ctx context.Context, accountID string, statusID string) (string, Error)
GetStatusBookmarkID(ctx context.Context, accountID string, statusID string) (string, error)
// GetStatusBookmarks retrieves status bookmarks created by the given accountID,
// and using the provided parameters. If limit is < 0 then no limit will be set.
//
// This function is primarily useful for paging through bookmarks in a sort of
// timeline view.
GetStatusBookmarks(ctx context.Context, accountID string, limit int, maxID string, minID string) ([]*gtsmodel.StatusBookmark, Error)
GetStatusBookmarks(ctx context.Context, accountID string, limit int, maxID string, minID string) ([]*gtsmodel.StatusBookmark, error)
// PutStatusBookmark inserts the given statusBookmark into the database.
PutStatusBookmark(ctx context.Context, statusBookmark *gtsmodel.StatusBookmark) Error
PutStatusBookmark(ctx context.Context, statusBookmark *gtsmodel.StatusBookmark) error
// DeleteStatusBookmark deletes one status bookmark with the given ID.
DeleteStatusBookmark(ctx context.Context, id string) Error
DeleteStatusBookmark(ctx context.Context, id string) error
// DeleteStatusBookmarks mass deletes status bookmarks targeting targetAccountID
// and/or originating from originAccountID and/or bookmarking statusID.
@ -57,10 +57,10 @@ type StatusBookmark interface {
// originate from originAccountID will be deleted.
//
// At least one parameter must not be an empty string.
DeleteStatusBookmarks(ctx context.Context, targetAccountID string, originAccountID string) Error
DeleteStatusBookmarks(ctx context.Context, targetAccountID string, originAccountID string) error
// DeleteStatusBookmarksForStatus deletes all status bookmarks that target the
// given status ID. This is useful when a status has been deleted, and you need
// to clean up after it.
DeleteStatusBookmarksForStatus(ctx context.Context, statusID string) Error
DeleteStatusBookmarksForStatus(ctx context.Context, statusID string) error
}