mirror of
https://github.com/projectcapsule/capsule.git
synced 2026-03-05 03:00:47 +00:00
101 lines
2.9 KiB
Go
101 lines
2.9 KiB
Go
/*
|
|
Copyright 2020 Clastix Labs.
|
|
|
|
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 tenant
|
|
|
|
import (
|
|
"context"
|
|
"net/http"
|
|
"regexp"
|
|
|
|
"sigs.k8s.io/controller-runtime/pkg/client"
|
|
"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
|
|
|
|
"github.com/clastix/capsule/api/v1alpha1"
|
|
capsulewebhook "github.com/clastix/capsule/pkg/webhook"
|
|
)
|
|
|
|
// +kubebuilder:webhook:path=/validating-v1-tenant,mutating=false,failurePolicy=fail,groups="capsule.clastix.io",resources=tenants,verbs=create,versions=v1alpha1,name=tenant.capsule.clastix.io
|
|
|
|
type webhook struct {
|
|
handler capsulewebhook.Handler
|
|
}
|
|
|
|
func Webhook(handler capsulewebhook.Handler) capsulewebhook.Webhook {
|
|
return &webhook{handler: handler}
|
|
}
|
|
|
|
func (w webhook) GetName() string {
|
|
return "Tenant"
|
|
}
|
|
|
|
func (w webhook) GetPath() string {
|
|
return "/validating-v1-tenant"
|
|
}
|
|
|
|
func (w webhook) GetHandler() capsulewebhook.Handler {
|
|
return w.handler
|
|
}
|
|
|
|
type handler struct {
|
|
}
|
|
|
|
func Handler() capsulewebhook.Handler {
|
|
return &handler{}
|
|
}
|
|
|
|
func (r *handler) OnCreate(client client.Client, decoder *admission.Decoder) capsulewebhook.Func {
|
|
return func(ctx context.Context, req admission.Request) admission.Response {
|
|
tnt := &v1alpha1.Tenant{}
|
|
if err := decoder.Decode(req, tnt); err != nil {
|
|
return admission.Errored(http.StatusBadRequest, err)
|
|
}
|
|
|
|
matched, _ := regexp.MatchString(`^[a-z0-9]([a-z0-9]*[a-z0-9])?$`, tnt.GetName())
|
|
if !matched {
|
|
return admission.Denied("Tenant name has forbidden characters")
|
|
}
|
|
|
|
// Validate ingressClasses regexp
|
|
if len(tnt.Spec.IngressClasses.AllowedRegex) > 0 {
|
|
if _, err := regexp.Compile(tnt.Spec.IngressClasses.AllowedRegex); err != nil {
|
|
return admission.Denied("Unable to compile ingressClasses allowedRegex")
|
|
}
|
|
}
|
|
|
|
// Validate storageClasses regexp
|
|
if len(tnt.Spec.StorageClasses.AllowedRegex) > 0 {
|
|
if _, err := regexp.Compile(tnt.Spec.StorageClasses.AllowedRegex); err != nil {
|
|
return admission.Denied("Unable to compile storageClasses allowedRegex")
|
|
}
|
|
}
|
|
|
|
return admission.Allowed("")
|
|
}
|
|
}
|
|
|
|
func (h *handler) OnDelete(client client.Client, decoder *admission.Decoder) capsulewebhook.Func {
|
|
return func(ctx context.Context, req admission.Request) admission.Response {
|
|
return admission.Allowed("")
|
|
}
|
|
}
|
|
|
|
func (h *handler) OnUpdate(client client.Client, decoder *admission.Decoder) capsulewebhook.Func {
|
|
return func(ctx context.Context, req admission.Request) admission.Response {
|
|
return admission.Allowed("")
|
|
}
|
|
}
|