/
list.go
71 lines (57 loc) · 1.92 KB
/
list.go
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// Copyright 2020-2023 Project Capsule Authors.
// SPDX-License-Identifier: Apache-2.0
package storageclass
import (
"github.com/go-logr/logr"
storagev1 "k8s.io/api/storage/v1"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/selection"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/projectcapsule/capsule-proxy/internal/modules"
"github.com/projectcapsule/capsule-proxy/internal/modules/errors"
"github.com/projectcapsule/capsule-proxy/internal/modules/utils"
"github.com/projectcapsule/capsule-proxy/internal/request"
"github.com/projectcapsule/capsule-proxy/internal/tenant"
)
type list struct {
client client.Reader
log logr.Logger
gk schema.GroupKind
}
func List(client client.Reader) modules.Module {
return &list{
client: client,
log: ctrl.Log.WithName("storageclass_list"),
gk: schema.GroupKind{
Group: storagev1.GroupName,
Kind: "storageclasses",
},
}
}
func (l list) Path() string {
return "/apis/storage.k8s.io/v1/{endpoint:storageclasses/?}"
}
func (l list) Methods() []string {
return []string{}
}
func (l list) Handle(proxyTenants []*tenant.ProxyTenant, proxyRequest request.Request) (selector labels.Selector, err error) {
httpRequest := proxyRequest.GetHTTPRequest()
allowed, exactMatch, regexMatch, selectorsMatch := getStorageClasses(httpRequest, proxyTenants)
if len(selectorsMatch) > 0 {
return utils.HandleListSelector(selectorsMatch)
}
sc := &storagev1.StorageClassList{}
if err = l.client.List(httpRequest.Context(), sc); err != nil {
return nil, errors.NewBadRequest(err, l.gk)
}
var r *labels.Requirement
if r, err = getStorageClassSelector(sc, exactMatch, regexMatch); err != nil {
if !allowed {
return nil, errors.NewNotAllowed(l.gk)
}
r, _ = labels.NewRequirement("dontexistsignoreme", selection.Exists, []string{})
}
return labels.NewSelector().Add(*r), nil
}