RBAC: Don't additionally cache all users permissions (#105607)

* RBAC: Don't additionally cache all users permissions

* remove unused tests

pkg/services/accesscontrol/cacheutils_test.go

@@ -6,78 +6,12 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
-	claims "github.com/grafana/authlib/types"
-
 	"github.com/grafana/grafana/pkg/infra/log"
-	"github.com/grafana/grafana/pkg/services/org"
 	"github.com/grafana/grafana/pkg/services/user"
 )
 
 var testLogger = log.New("test")
 
-func TestPermissionCacheKey(t *testing.T) {
-	testcases := []struct {
-		name         string
-		signedInUser *user.SignedInUser
-		expected     string
-	}{
-		{
-			name: "should return correct key for user",
-			signedInUser: &user.SignedInUser{
-				OrgID:        1,
-				UserID:       1,
-				FallbackType: claims.TypeUser,
-			},
-			expected: "rbac-permissions-1-user-1",
-		},
-		{
-			name: "should return correct key for api key",
-			signedInUser: &user.SignedInUser{
-				OrgID:            1,
-				ApiKeyID:         1,
-				IsServiceAccount: false,
-				FallbackType:     claims.TypeUser,
-			},
-			expected: "rbac-permissions-1-api-key-1",
-		},
-		{
-			name: "should return correct key for service account",
-			signedInUser: &user.SignedInUser{
-				OrgID:            1,
-				UserID:           1,
-				IsServiceAccount: true,
-				FallbackType:     claims.TypeUser,
-			},
-			expected: "rbac-permissions-1-service-account-1",
-		},
-		{
-			name: "should return correct key for matching a service account with userId -1",
-			signedInUser: &user.SignedInUser{
-				OrgID:            1,
-				UserID:           -1,
-				IsServiceAccount: true,
-				FallbackType:     claims.TypeUser, // NOTE, this is still a service account!
-			},
-			expected: "rbac-permissions-1-service-account--1",
-		},
-		{
-			name: "should use org role if no unique id",
-			signedInUser: &user.SignedInUser{
-				OrgID:        1,
-				OrgRole:      org.RoleNone,
-				FallbackType: claims.TypeUser,
-			},
-			expected: "rbac-permissions-1-user-None",
-		},
-	}
-
-	for _, tc := range testcases {
-		t.Run(tc.name, func(t *testing.T) {
-			assert.Equal(t, tc.expected, GetUserPermissionCacheKey(tc.signedInUser))
-		})
-	}
-}
-
 func TestGetSearchPermissionCacheKey(t *testing.T) {
 	keyInputs := []struct {
 		signedInUser  *user.SignedInUser