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validation.go
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validation.go
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/******************************************************************************
*
* Copyright 2024 SAP SE
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
package keppel
import (
"fmt"
"net/http"
"strings"
"github.com/sapcc/keppel/internal/models"
)
// ValidationPolicy represents a validation policy in the API.
type ValidationPolicy struct {
RequiredLabels []string `json:"required_labels,omitempty"`
}
// RenderValidationPolicy builds a ValidationPolicy object out of the
// information in the given account model.
func RenderValidationPolicy(account models.Account) *ValidationPolicy {
if account.RequiredLabels == "" {
return nil
}
return &ValidationPolicy{
RequiredLabels: account.SplitRequiredLabels(),
}
}
// ApplyToAccount validates this policy and stores it in the given account model.
func (v ValidationPolicy) ApplyToAccount(account *models.Account) *RegistryV2Error {
for _, label := range v.RequiredLabels {
if strings.Contains(label, ",") {
err := fmt.Errorf(`invalid label name: %q`, label)
return AsRegistryV2Error(err).WithStatus(http.StatusUnprocessableEntity)
}
}
account.RequiredLabels = strings.Join(v.RequiredLabels, ",")
return nil
}