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[v10.1.x] Search v1: Remove unnecessary subqueries (#72710)

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Search v1: Remove unnecessary subqueries (#72388)

* Add feature flag

* Introduce interface and dummy implementation

* Add tests for the new filter

* accessControlDashboardPermissionFilterNoFolderSubquery implementation

* join only if it's necessary

* force ordering for tests

* Temporarily enable new query for benchmarks

(cherry picked from commit 2c26a02b82)

Co-authored-by: Sofia Papagiannaki <1632407+papagian@users.noreply.github.com>
This commit is contained in:
grafana-delivery-bot[bot]
2023-08-03 11:12:14 +03:00
committed by GitHub
co-authored by Sofia Papagiannaki
parent d7a65cb7ca
commit 5769d0be49
15 changed files with 516 additions and 157 deletions
Download Patch File Download Diff File Expand all files Collapse all files
pkg/services/sqlstore/permissions/dashboard.go
+32 -9
View File
@@ -34,8 +34,19 @@ type accessControlDashboardPermissionFilter struct {
recursiveQueriesAreSupported bool
}
type PermissionsFilter interface {
LeftJoin() string
With() (string, []interface{})
Where() (string, []interface{})
buildClauses()
nestedFoldersSelectors(permSelector string, permSelectorArgs []interface{}, leftTableCol string, rightTableCol string) (string, []interface{})
}
// NewAccessControlDashboardPermissionFilter creates a new AccessControlDashboardPermissionFilter that is configured with specific actions calculated based on the dashboards.PermissionType and query type
func NewAccessControlDashboardPermissionFilter(user *user.SignedInUser, permissionLevel dashboards.PermissionType, queryType string, features featuremgmt.FeatureToggles, recursiveQueriesAreSupported bool) *accessControlDashboardPermissionFilter {
// The filter is configured to use the new permissions filter (without subqueries) if the feature flag is enabled
// The filter is configured to use the old permissions filter (with subqueries) if the feature flag is disabled
func NewAccessControlDashboardPermissionFilter(user *user.SignedInUser, permissionLevel dashboards.PermissionType, queryType string, features featuremgmt.FeatureToggles, recursiveQueriesAreSupported bool) PermissionsFilter {
needEdit := permissionLevel > dashboards.PERMISSION_VIEW
var folderActions []string
@@ -71,13 +82,25 @@ func NewAccessControlDashboardPermissionFilter(user *user.SignedInUser, permissi
}
}
f := accessControlDashboardPermissionFilter{user: user, folderActions: folderActions, dashboardActions: dashboardActions, features: features,
recursiveQueriesAreSupported: recursiveQueriesAreSupported,
var f PermissionsFilter
if features.IsEnabled(featuremgmt.FlagPermissionsFilterRemoveSubquery) {
f = &accessControlDashboardPermissionFilterNoFolderSubquery{
accessControlDashboardPermissionFilter: accessControlDashboardPermissionFilter{
user: user, folderActions: folderActions, dashboardActions: dashboardActions, features: features,
recursiveQueriesAreSupported: recursiveQueriesAreSupported,
},
}
} else {
f = &accessControlDashboardPermissionFilter{user: user, folderActions: folderActions, dashboardActions: dashboardActions, features: features,
recursiveQueriesAreSupported: recursiveQueriesAreSupported,
}
}
f.buildClauses()
return f
}
return &f
func (f *accessControlDashboardPermissionFilter) LeftJoin() string {
return ""
}
// Where returns:
@@ -179,7 +202,7 @@ func (f *accessControlDashboardPermissionFilter) buildClauses() {
f.addRecQry(recQueryName, permSelector.String(), permSelectorArgs)
builder.WriteString(fmt.Sprintf("WHERE d.uid IN (SELECT uid FROM %s)", recQueryName))
default:
nestedFoldersSelectors, nestedFoldersArgs := nestedFoldersSelectors(permSelector.String(), permSelectorArgs, "folder_id", "id")
nestedFoldersSelectors, nestedFoldersArgs := f.nestedFoldersSelectors(permSelector.String(), permSelectorArgs, "dashboard.folder_id", "d.id")
builder.WriteRune('(')
builder.WriteString(nestedFoldersSelectors)
args = append(args, nestedFoldersArgs...)
@@ -251,7 +274,7 @@ func (f *accessControlDashboardPermissionFilter) buildClauses() {
builder.WriteString("(dashboard.uid IN ")
builder.WriteString(fmt.Sprintf("(SELECT uid FROM %s)", recQueryName))
default:
nestedFoldersSelectors, nestedFoldersArgs := nestedFoldersSelectors(permSelector.String(), permSelectorArgs, "uid", "uid")
nestedFoldersSelectors, nestedFoldersArgs := f.nestedFoldersSelectors(permSelector.String(), permSelectorArgs, "dashboard.uid", "d.uid")
builder.WriteRune('(')
builder.WriteString(nestedFoldersSelectors)
builder.WriteRune(')')
@@ -336,7 +359,7 @@ func actionsToCheck(actions []string, permissions map[string][]string, wildcards
return toCheck
}
func nestedFoldersSelectors(permSelector string, permSelectorArgs []interface{}, leftTableCol string, rightTableCol string) (string, []interface{}) {
func (f *accessControlDashboardPermissionFilter) nestedFoldersSelectors(permSelector string, permSelectorArgs []interface{}, leftTableCol string, rightTableCol string) (string, []interface{}) {
wheres := make([]string, 0, folder.MaxNestedFolderDepth+1)
args := make([]interface{}, 0, len(permSelectorArgs)*(folder.MaxNestedFolderDepth+1))
@@ -351,7 +374,7 @@ func nestedFoldersSelectors(permSelector string, permSelectorArgs []interface{},
s := fmt.Sprintf(tmpl, t, prev, onCol, t, prev, t)
joins = append(joins, s)
wheres = append(wheres, fmt.Sprintf("(dashboard.%s IN (SELECT d.%s FROM dashboard d %s WHERE %s.uid IN %s)", leftTableCol, rightTableCol, strings.Join(joins, " "), t, permSelector))
wheres = append(wheres, fmt.Sprintf("(%s IN (SELECT %s FROM dashboard d %s WHERE %s.uid IN %s)", leftTableCol, rightTableCol, strings.Join(joins, " "), t, permSelector))
args = append(args, permSelectorArgs...)
prev = t