mirror of https://github.com/k3s-io/k3s
90 lines
2.6 KiB
Go
90 lines
2.6 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package kubelet
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import (
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"github.com/fsouza/go-dockerclient"
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)
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// A simple fake docker client, so that kublet can be run for testing without requiring a real docker setup.
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type FakeDockerClient struct {
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containerList []docker.APIContainers
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container *docker.Container
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err error
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called []string
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stopped []string
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Created []string
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}
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func (f *FakeDockerClient) clearCalls() {
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f.called = []string{}
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}
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func (f *FakeDockerClient) appendCall(call string) {
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f.called = append(f.called, call)
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}
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func (f *FakeDockerClient) ListContainers(options docker.ListContainersOptions) ([]docker.APIContainers, error) {
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f.appendCall("list")
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return f.containerList, f.err
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}
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func (f *FakeDockerClient) InspectContainer(id string) (*docker.Container, error) {
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f.appendCall("inspect")
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return f.container, f.err
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}
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func (f *FakeDockerClient) CreateContainer(c docker.CreateContainerOptions) (*docker.Container, error) {
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f.appendCall("create")
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f.Created = append(f.Created, c.Name)
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// This is not a very good fake. We'll just add this container's name to the list.
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// Docker likes to add a '/', so copy that behavior.
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f.containerList = append(f.containerList, docker.APIContainers{ID: c.Name, Names: []string{"/" + c.Name}})
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return &docker.Container{ID: "/" + c.Name}, nil
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}
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func (f *FakeDockerClient) StartContainer(id string, hostConfig *docker.HostConfig) error {
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f.appendCall("start")
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return nil
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}
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func (f *FakeDockerClient) StopContainer(id string, timeout uint) error {
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f.appendCall("stop")
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f.stopped = append(f.stopped, id)
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return nil
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}
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type FakeDockerPuller struct {
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ImagesPulled []string
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// Every pull will return the first error here, and then reslice
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// to remove it. Will give nil errors if this slice is empty.
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ErrorsToInject []error
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}
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// Records the image pull attempt, and optionally injects an error.
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func (f *FakeDockerPuller) Pull(image string) error {
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f.ImagesPulled = append(f.ImagesPulled, image)
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if n := len(f.ErrorsToInject); n > 0 {
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err := f.ErrorsToInject[0]
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f.ErrorsToInject = f.ErrorsToInject[:n-1]
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return err
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}
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return nil
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}
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