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storage/sql: use only one sqlite3 connection

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Signed-off-by: Salman Ahmed <salman.ahmed@weidmueller.com>
This commit is contained in:
Salman Ahmed 2021-07-22 13:48:39 +02:00
parent 138364ceeb
commit e1f3bfe418
1 changed files with 3 additions and 5 deletions
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8
storage/sql/sqlite.go
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@ -32,12 +32,10 @@ func (s *SQLite3) open(logger log.Logger) (*conn, error) {
if err != nil { if err != nil {
return nil, err return nil, err
} }
if s.File == ":memory:" {
// sqlite3 uses file locks to coordinate concurrent access. In memory
// doesn't support this, so limit the number of connections to 1.
db.SetMaxOpenConns(1)
}
// always allow only one connection to sqlite3, any other thread/go-routine
// attempting concurrent access will have to wait
db.SetMaxOpenConns(1)
errCheck := func(err error) bool { errCheck := func(err error) bool {
sqlErr, ok := err.(sqlite3.Error) sqlErr, ok := err.(sqlite3.Error)
if !ok { if !ok {