67 lines
2.1 KiB
Go
67 lines
2.1 KiB
Go
// This file is part of the happyDomain (R) project.
|
|
// Copyright (c) 2026 happyDomain
|
|
// Authors: Pierre-Olivier Mercier, et al.
|
|
//
|
|
// This program is offered under a commercial and under the AGPL license.
|
|
// For commercial licensing, contact us at <contact@happydomain.org>.
|
|
//
|
|
// For AGPL licensing:
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
package checker
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
sdk "git.happydns.org/checker-sdk-go/checker"
|
|
)
|
|
|
|
// Rule returns the delegation check rule.
|
|
func Rule() sdk.CheckRule {
|
|
return &delegationRule{}
|
|
}
|
|
|
|
type delegationRule struct{}
|
|
|
|
func (r *delegationRule) Name() string { return "delegation_check" }
|
|
|
|
func (r *delegationRule) Description() string {
|
|
return "Verifies a DNS delegation against its parent zone and the delegated name servers"
|
|
}
|
|
|
|
func (r *delegationRule) ValidateOptions(opts sdk.CheckerOptions) error {
|
|
if v, ok := opts["minNameServers"]; ok {
|
|
f, ok := v.(float64)
|
|
if !ok {
|
|
return fmt.Errorf("minNameServers must be a number")
|
|
}
|
|
if f < 1 {
|
|
return fmt.Errorf("minNameServers must be >= 1")
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (r *delegationRule) Evaluate(ctx context.Context, obs sdk.ObservationGetter, opts sdk.CheckerOptions) sdk.CheckState {
|
|
var data DelegationData
|
|
if err := obs.Get(ctx, ObservationKeyDelegation, &data); err != nil {
|
|
return sdk.CheckState{
|
|
Status: sdk.StatusError,
|
|
Message: fmt.Sprintf("Failed to get delegation data: %v", err),
|
|
Code: "delegation_error",
|
|
}
|
|
}
|
|
return Evaluate(&data)
|
|
}
|