Encryption: Refactor securejsondata.SecureJsonData to stop relying on global functions (#38865)

* Encryption: Add support to encrypt/decrypt sjd

* Add datasources.Service as a proxy to datasources db operations

* Encrypt ds.SecureJsonData before calling SQLStore

* Move ds cache code into ds service

* Fix tlsmanager tests

* Fix pluginproxy tests

* Remove some securejsondata.GetEncryptedJsonData usages

* Add pluginsettings.Service as a proxy for plugin settings db operations

* Add AlertNotificationService as a proxy for alert notification db operations

* Remove some securejsondata.GetEncryptedJsonData usages

* Remove more securejsondata.GetEncryptedJsonData usages

* Fix lint errors

* Minor fixes

* Remove encryption global functions usages from ngalert

* Fix lint errors

* Minor fixes

* Minor fixes

* Remove securejsondata.DecryptedValue usage

* Refactor the refactor

* Remove securejsondata.DecryptedValue usage

* Move securejsondata to migrations package

* Move securejsondata to migrations package

* Minor fix

* Fix integration test

* Fix integration tests

* Undo undesired changes

* Fix tests

* Add context.Context into encryption methods

* Fix tests

* Fix tests

* Fix tests

* Trigger CI

* Fix test

* Add names to params of encryption service interface

* Remove bus from CacheServiceImpl

* Add logging

* Add keys to logger

Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com>

* Add missing key to logger

Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com>

* Undo changes in markdown files

* Fix formatting

* Add context to secrets service

* Rename decryptSecureJsonData to decryptSecureJsonDataFn

* Name args in GetDecryptedValueFn

* Add template back to NewAlertmanagerNotifier

* Copy GetDecryptedValueFn to ngalert

* Add logging to pluginsettings

* Fix pluginsettings test

Co-authored-by: Tania B <yalyna.ts@gmail.com>
Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com>

pkg/models/plugin_settings.go

@@ -3,8 +3,6 @@ package models
 import (
 	"errors"
 	"time"
-
-	"github.com/grafana/grafana/pkg/components/securejsondata"
 )
 
 var (
@@ -18,7 +16,7 @@ type PluginSetting struct {
 	Enabled        bool
 	Pinned         bool
 	JsonData       map[string]interface{}
-	SecureJsonData securejsondata.SecureJsonData
+	SecureJsonData map[string][]byte
 	PluginVersion  string
 
 	Created time.Time
@@ -36,8 +34,9 @@ type UpdatePluginSettingCmd struct {
 	SecureJsonData map[string]string      `json:"secureJsonData"`
 	PluginVersion  string                 `json:"version"`
 
-	PluginId string `json:"-"`
-	OrgId    int64  `json:"-"`
+	PluginId                string            `json:"-"`
+	OrgId                   int64             `json:"-"`
+	EncryptedSecureJsonData map[string][]byte `json:"-"`
 }
 
 // specific command, will only update version
@@ -47,10 +46,6 @@ type UpdatePluginSettingVersionCmd struct {
 	OrgId         int64  `json:"-"`
 }
 
-func (cmd *UpdatePluginSettingCmd) GetEncryptedJsonData() securejsondata.SecureJsonData {
-	return securejsondata.GetEncryptedJsonData(cmd.SecureJsonData)
-}
-
 // ---------------------
 // QUERIES