Usagestats: Add interface for stats for user.Service and add Usagestats for case_insensitive_login (#66742)

* add interface for stats

* add user service to registry

pkg/server/usagestatssvcs/usage_stats_providers_registry.go

@@ -3,13 +3,16 @@ package usagestatssvcs
 import (
 	"github.com/grafana/grafana/pkg/registry"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
+	"github.com/grafana/grafana/pkg/services/user"
 )
 
 func ProvideUsageStatsProvidersRegistry(
 	accesscontrol accesscontrol.Service,
+	user user.Service,
 ) *UsageStatsProvidersRegistry {
 	return NewUsageStatsProvidersRegistry(
 		accesscontrol,
+		user,
 	)
 }
 

pkg/services/user/user.go

@@ -2,9 +2,12 @@ package user
 
 import (
 	"context"
+
+	"github.com/grafana/grafana/pkg/registry"
 )
 
 type Service interface {
+	registry.ProvidesUsageStats
 	Create(context.Context, *CreateUserCommand) (*User, error)
 	CreateServiceAccount(context.Context, *CreateUserCommand) (*User, error)
 	Delete(context.Context, *DeleteUserCommand) error

pkg/services/user/userimpl/user.go

@@ -67,6 +67,17 @@ func ProvideService(
 	return s, nil
 }
 
+func (s *Service) GetUsageStats(ctx context.Context) map[string]interface{} {
+	stats := map[string]interface{}{}
+	caseInsensitiveLoginVal := 0
+	if s.cfg.CaseInsensitiveLogin {
+		caseInsensitiveLoginVal = 1
+	}
+
+	stats["stats.case_insensitive_login.count"] = caseInsensitiveLoginVal
+	return stats
+}
+
 func (s *Service) Usage(ctx context.Context, _ *quota.ScopeParameters) (*quota.Map, error) {
 	u := &quota.Map{}
 	if used, err := s.store.Count(ctx); err != nil {

pkg/services/user/usertest/fake.go

@@ -14,6 +14,7 @@ type FakeUserService struct {
 	ExpectedSearchUsers      user.SearchUserQueryResult
 	ExpectedUserProfileDTO   *user.UserProfileDTO
 	ExpectedUserProfileDTOs  []*user.UserProfileDTO
+	ExpectedUsageStats       map[string]interface{}
 
 	GetSignedInUserFn func(ctx context.Context, query *user.GetSignedInUserQuery) (*user.SignedInUser, error)
 	CreateFn          func(ctx context.Context, cmd *user.CreateUserCommand) (*user.User, error)
@@ -26,6 +27,10 @@ func NewUserServiceFake() *FakeUserService {
 	return &FakeUserService{}
 }
 
+func (f FakeUserService) GetUsageStats(ctx context.Context) map[string]interface{} {
+	return f.ExpectedUsageStats
+}
+
 func (f *FakeUserService) Create(ctx context.Context, cmd *user.CreateUserCommand) (*user.User, error) {
 	if f.CreateFn != nil {
 		return f.CreateFn(ctx, cmd)