Revert "Alerting: Remove vendored models in migration service" (#76387)

Revert "Alerting: Remove vendored models in migration service (#74503)"

This reverts commit 6a8649d544.

pkg/services/sqlstore/migrations/external_alertmanagers.go

@@ -3,16 +3,14 @@ package migrations
 import (
 	"fmt"
 	"net/url"
-	"os"
 	"time"
 
 	"xorm.io/xorm"
 
 	"github.com/grafana/grafana/pkg/components/simplejson"
-	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/services/datasources"
+	"github.com/grafana/grafana/pkg/services/sqlstore/migrations/ualert"
 	"github.com/grafana/grafana/pkg/services/sqlstore/migrator"
-	"github.com/grafana/grafana/pkg/setting"
 	"github.com/grafana/grafana/pkg/util"
 )
 
@@ -77,9 +75,9 @@ func (e externalAlertmanagerToDatasources) Exec(sess *xorm.Session, mg *migrator
 				ds.BasicAuth = true
 				ds.BasicAuthUser = u.User.Username()
 				if password, ok := u.User.Password(); ok {
-					ds.SecureJsonData = getEncryptedJsonData(map[string]string{
+					ds.SecureJsonData = ualert.GetEncryptedJsonData(map[string]string{
 						"basicAuthPassword": password,
-					}, log.New("securejsondata"))
+					})
 				}
 			}
 
@@ -126,22 +124,3 @@ func generateNewDatasourceUid(sess *xorm.Session, orgId int64) (string, error) {
 
 	return "", datasources.ErrDataSourceFailedGenerateUniqueUid
 }
-
-// SecureJsonData is used to store encrypted data (for example in data_source table). Only values are separately
-// encrypted.
-type secureJsonData map[string][]byte
-
-// getEncryptedJsonData returns map where all keys are encrypted.
-func getEncryptedJsonData(sjd map[string]string, log log.Logger) secureJsonData {
-	encrypted := make(secureJsonData)
-	for key, data := range sjd {
-		encryptedData, err := util.Encrypt([]byte(data), setting.SecretKey)
-		if err != nil {
-			log.Error(err.Error())
-			os.Exit(1)
-		}
-
-		encrypted[key] = encryptedData
-	}
-	return encrypted
-}