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| 1 | +/* |
| 2 | +Copyright 2021 The Skaffold Authors |
| 3 | +
|
| 4 | +Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | +you may not use this file except in compliance with the License. |
| 6 | +You may obtain a copy of the License at |
| 7 | +
|
| 8 | + http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | +
|
| 10 | +Unless required by applicable law or agreed to in writing, software |
| 11 | +distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | +See the License for the specific language governing permissions and |
| 14 | +limitations under the License. |
| 15 | +*/ |
| 16 | + |
| 17 | +package access |
| 18 | + |
| 19 | +import ( |
| 20 | + "sync" |
| 21 | + |
| 22 | + "github.com/GoogleContainerTools/skaffold/pkg/skaffold/deploy/label" |
| 23 | + "github.com/GoogleContainerTools/skaffold/pkg/skaffold/kubectl" |
| 24 | + "github.com/GoogleContainerTools/skaffold/pkg/skaffold/kubernetes" |
| 25 | + "github.com/GoogleContainerTools/skaffold/pkg/skaffold/kubernetes/portforward" |
| 26 | +) |
| 27 | + |
| 28 | +type Provider interface { |
| 29 | + GetKubernetesAccessor(*kubernetes.ImageList) Accessor |
| 30 | + GetNoopAccessor() Accessor |
| 31 | +} |
| 32 | + |
| 33 | +type fullProvider struct { |
| 34 | + kubernetesAccessor func(*kubernetes.ImageList) Accessor |
| 35 | +} |
| 36 | + |
| 37 | +var ( |
| 38 | + provider *fullProvider |
| 39 | + once sync.Once |
| 40 | +) |
| 41 | + |
| 42 | +func NewAccessorProvider(config portforward.Config, labelConfig label.Config, cli *kubectl.CLI) Provider { |
| 43 | + once.Do(func() { |
| 44 | + provider = &fullProvider{ |
| 45 | + kubernetesAccessor: func(podSelector *kubernetes.ImageList) Accessor { |
| 46 | + if !config.PortForwardOptions().Enabled() { |
| 47 | + return &NoopAccessor{} |
| 48 | + } |
| 49 | + |
| 50 | + return portforward.NewForwarderManager(cli, |
| 51 | + podSelector, |
| 52 | + labelConfig.RunIDSelector(), |
| 53 | + config.Mode(), |
| 54 | + config.PortForwardOptions(), |
| 55 | + config.PortForwardResources()) |
| 56 | + }, |
| 57 | + } |
| 58 | + }) |
| 59 | + return provider |
| 60 | +} |
| 61 | + |
| 62 | +func (p *fullProvider) GetKubernetesAccessor(s *kubernetes.ImageList) Accessor { |
| 63 | + return p.kubernetesAccessor(s) |
| 64 | +} |
| 65 | + |
| 66 | +func (p *fullProvider) GetNoopAccessor() Accessor { |
| 67 | + return &NoopAccessor{} |
| 68 | +} |
| 69 | + |
| 70 | +// NoopProvider is used in tests |
| 71 | +type NoopProvider struct{} |
| 72 | + |
| 73 | +func (p *NoopProvider) GetKubernetesAccessor(_ *kubernetes.ImageList) Accessor { |
| 74 | + return &NoopAccessor{} |
| 75 | +} |
| 76 | + |
| 77 | +func (p *NoopProvider) GetNoopAccessor() Accessor { |
| 78 | + return &NoopAccessor{} |
| 79 | +} |
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