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Improve storage module

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This commit is contained in:
Frédéric Guillot 2019-10-29 22:48:07 -07:00
parent e38333e272
commit d3883126bf
13 changed files with 505 additions and 317 deletions
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43
storage/session.go
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@ -44,9 +44,10 @@ func (s *Storage) CreateAppSession() (*model.Session, error) {
}
func (s *Storage) createAppSession(session *model.Session) (*model.Session, error) {
_, err := s.db.Exec(`INSERT INTO sessions (id, data) VALUES ($1, $2)`, session.ID, session.Data)
query := `INSERT INTO sessions (id, data) VALUES ($1, $2)`
_, err := s.db.Exec(query, session.ID, session.Data)
if err != nil {
return nil, fmt.Errorf("unable to create app session: %v", err)
return nil, fmt.Errorf(`store: unable to create app session: %v`, err)
}
return session, nil
@ -54,13 +55,17 @@ func (s *Storage) createAppSession(session *model.Session) (*model.Session, erro
// UpdateAppSessionField updates only one session field.
func (s *Storage) UpdateAppSessionField(sessionID, field string, value interface{}) error {
query := `UPDATE sessions
SET data = jsonb_set(data, '{%s}', to_jsonb($1::text), true)
WHERE id=$2`
query := `
UPDATE
sessions
SET
data = jsonb_set(data, '{%s}', to_jsonb($1::text), true)
WHERE
id=$2
`
_, err := s.db.Exec(fmt.Sprintf(query, field), value, sessionID)
if err != nil {
return fmt.Errorf("unable to update session field: %v", err)
return fmt.Errorf(`store: unable to update session field: %v`, err)
}
return nil
@ -76,13 +81,14 @@ func (s *Storage) AppSession(id string) (*model.Session, error) {
&session.Data,
)
if err == sql.ErrNoRows {
return nil, fmt.Errorf("session not found: %s", id)
} else if err != nil {
return nil, fmt.Errorf("unable to fetch session: %v", err)
switch {
case err == sql.ErrNoRows:
return nil, fmt.Errorf(`store: session not found: %s`, id)
case err != nil:
return nil, fmt.Errorf(`store: unable to fetch session: %v`, err)
default:
return &session, nil
}
return &session, nil
}
// FlushAllSessions removes all sessions from the database.
@ -102,10 +108,13 @@ func (s *Storage) FlushAllSessions() (err error) {
// CleanOldSessions removes sessions older than specified days.
func (s *Storage) CleanOldSessions(days int) int64 {
query := fmt.Sprintf(`DELETE FROM sessions
WHERE id IN (SELECT id FROM sessions WHERE created_at < now() - interval '%d days')`, days)
result, err := s.db.Exec(query)
query := `
DELETE FROM
sessions
WHERE
id IN (SELECT id FROM sessions WHERE created_at < now() - interval '%d days')
`
result, err := s.db.Exec(fmt.Sprintf(query, days))
if err != nil {
return 0
}