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shoot_builder.go
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shoot_builder.go
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// Copyright 2020 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// 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 builder
import (
"fmt"
"github.com/go-logr/logr"
componentbaseconfig "k8s.io/component-base/config"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/gardener/gardener/pkg/client/kubernetes/clientmap"
"github.com/gardener/gardener/pkg/client/kubernetes/clientmap/internal"
)
// ShootClientMapBuilder can build a ClientMap which can be used to construct a ClientMap for requesting and storing
// clients for Shoot clusters.
type ShootClientMapBuilder struct {
gardenClient client.Client
seedClient client.Client
clientConnectionConfig *componentbaseconfig.ClientConnectionConfiguration
}
// NewShootClientMapBuilder constructs a new ShootClientMapBuilder.
func NewShootClientMapBuilder() *ShootClientMapBuilder {
return &ShootClientMapBuilder{}
}
// WithGardenClient sets the garden client.
func (b *ShootClientMapBuilder) WithGardenClient(client client.Client) *ShootClientMapBuilder {
b.gardenClient = client
return b
}
// WithSeedClient sets the garden client.
func (b *ShootClientMapBuilder) WithSeedClient(client client.Client) *ShootClientMapBuilder {
b.seedClient = client
return b
}
// WithClientConnectionConfig sets the ClientConnectionConfiguration that should be used by ClientSets created by this ClientMap.
func (b *ShootClientMapBuilder) WithClientConnectionConfig(cfg *componentbaseconfig.ClientConnectionConfiguration) *ShootClientMapBuilder {
b.clientConnectionConfig = cfg
return b
}
// Build builds the ShootClientMap using the provided attributes.
func (b *ShootClientMapBuilder) Build(log logr.Logger) (clientmap.ClientMap, error) {
if b.gardenClient == nil {
return nil, fmt.Errorf("garden client is required but not set")
}
if b.seedClient == nil {
return nil, fmt.Errorf("seed client is required but not set")
}
if b.clientConnectionConfig == nil {
return nil, fmt.Errorf("clientConnectionConfig is required but not set")
}
return internal.NewShootClientMap(log, &internal.ShootClientSetFactory{
GardenClient: b.gardenClient,
SeedClient: b.seedClient,
ClientConnectionConfig: *b.clientConnectionConfig,
}), nil
}