gosora/common/mfa_store.go
Azareal 377a5dc5ea Reduce boilerplate.
Prealloc in AnalyticsViews.
Remove some old debug code.
Normalise the URL ID error for CreateTopicSubmit.
Reduce the number of allocations for action posts.
Use aliases to shorten a few queries.
2019-07-29 09:19:46 +10:00

102 lines
2.7 KiB
Go

package common
import (
"database/sql"
"errors"
"strings"
"github.com/Azareal/Gosora/query_gen"
)
var MFAstore MFAStore
var ErrMFAScratchIndexOutOfBounds = errors.New("That MFA scratch index is out of bounds")
type MFAItemStmts struct {
update *sql.Stmt
delete *sql.Stmt
}
var mfaItemStmts MFAItemStmts
func init() {
DbInits.Add(func(acc *qgen.Accumulator) error {
mfaItemStmts = MFAItemStmts{
update: acc.Update("users_2fa_keys").Set("scratch1 = ?, scratch2, scratch3 = ?, scratch3 = ?, scratch4 = ?, scratch5 = ?, scratch6 = ?, scratch7 = ?, scratch8 = ?").Where("uid = ?").Prepare(),
delete: acc.Delete("users_2fa_keys").Where("uid = ?").Prepare(),
}
return acc.FirstError()
})
}
type MFAItem struct {
UID int
Secret string
Scratch []string
}
func (i *MFAItem) BurnScratch(index int) error {
if index < 0 || len(i.Scratch) <= index {
return ErrMFAScratchIndexOutOfBounds
}
newScratch, err := mfaCreateScratch()
if err != nil {
return err
}
i.Scratch[index] = newScratch
_, err = mfaItemStmts.update.Exec(i.Scratch[0], i.Scratch[1], i.Scratch[2], i.Scratch[3], i.Scratch[4], i.Scratch[5], i.Scratch[6], i.Scratch[7], i.UID)
return err
}
func (i *MFAItem) Delete() error {
_, err := mfaItemStmts.delete.Exec(i.UID)
return err
}
func mfaCreateScratch() (string, error) {
code, err := GenerateStd32SafeString(8)
return strings.Replace(code, "=", "", -1), err
}
type MFAStore interface {
Get(id int) (*MFAItem, error)
Create(secret string, uid int) (err error)
}
type SQLMFAStore struct {
get *sql.Stmt
create *sql.Stmt
}
func NewSQLMFAStore(acc *qgen.Accumulator) (*SQLMFAStore, error) {
return &SQLMFAStore{
get: acc.Select("users_2fa_keys").Columns("secret, scratch1, scratch2, scratch3, scratch4, scratch5, scratch6, scratch7, scratch8").Where("uid = ?").Prepare(),
create: acc.Insert("users_2fa_keys").Columns("uid, secret, scratch1, scratch2, scratch3, scratch4, scratch5, scratch6, scratch7, scratch8, createdAt").Fields("?,?,?,?,?,?,?,?,?,?,UTC_TIMESTAMP()").Prepare(),
}, acc.FirstError()
}
// TODO: Write a test for this
func (s *SQLMFAStore) Get(id int) (*MFAItem, error) {
i := MFAItem{UID: id, Scratch: make([]string, 8)}
err := s.get.QueryRow(id).Scan(&i.Secret, &i.Scratch[0], &i.Scratch[1], &i.Scratch[2], &i.Scratch[3], &i.Scratch[4], &i.Scratch[5], &i.Scratch[6], &i.Scratch[7])
return &i, err
}
// TODO: Write a test for this
func (s *SQLMFAStore) Create(secret string, uid int) (err error) {
params := make([]interface{}, 10)
params[0] = uid
params[1] = secret
for i := 2; i < len(params); i++ {
code, err := mfaCreateScratch()
if err != nil {
return err
}
params[i] = code
}
_, err = s.create.Exec(params...)
return err
}