containerd/integration/windows_hostprocess_test.go
Daniel Canter 978ff393d2 Add validations for Windows HostProcess CRI configs
HostProcess containers require every container in the pod to be a
host process container and have the corresponding field set. The Kubelet
usually enforces this so we'd error before even getting here but we recently
found a bug in this logic so better to be safe than sorry.

Signed-off-by: Daniel Canter <dcanter@microsoft.com>
2022-05-27 21:17:07 -07:00

94 lines
3.2 KiB
Go

//go:build windows
// +build windows
/*
Copyright The containerd Authors.
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 integration
import (
"fmt"
"os"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var (
defaultCommand = WithCommand("Powershell", "/c", "$env:CONTAINER_SANDBOX_MOUNT_POINT/pause.exe")
localServiceUsername = WithWindowsUsername("NT AUTHORITY\\Local service")
localSystemUsername = WithWindowsUsername("NT AUTHORITY\\System")
hpcContainerOpt = WithWindowsHostProcessContainer()
)
// Tests to verify the Windows HostProcess
func TestWindowsHostProcess(t *testing.T) {
EnsureImageExists(t, pauseImage)
t.Run("run as Local Service", func(t *testing.T) {
runHostProcess(t, false, pauseImage, hpcContainerOpt, localServiceUsername, defaultCommand)
})
t.Run("run as Local System", func(t *testing.T) {
runHostProcess(t, false, pauseImage, hpcContainerOpt, localSystemUsername, defaultCommand)
})
t.Run("run as unacceptable user", func(t *testing.T) {
runHostProcess(t, true, pauseImage, hpcContainerOpt, WithWindowsUsername("Guest"), defaultCommand)
})
t.Run("run command on host", func(t *testing.T) {
cmd := WithCommand("Powershell", "/c", "Get-Command containerd.exe")
runHostProcess(t, false, pauseImage, hpcContainerOpt, localServiceUsername, cmd)
})
t.Run("run withHostNetwork", func(t *testing.T) {
hostname, err := os.Hostname()
require.NoError(t, err)
cmd := WithCommand("Powershell", "/c", fmt.Sprintf("if ($env:COMPUTERNAME -ne %s) { exit -1 }", hostname))
runHostProcess(t, false, pauseImage, hpcContainerOpt, localServiceUsername, cmd)
})
t.Run("run with a different os.version image", func(t *testing.T) {
image := "docker.io/e2eteam/busybox:1.29-windows-amd64-1909"
EnsureImageExists(t, image)
runHostProcess(t, false, image, hpcContainerOpt, localServiceUsername, defaultCommand)
})
}
func runHostProcess(t *testing.T, expectErr bool, image string, opts ...ContainerOpts) {
t.Logf("Create a pod config and run sandbox container")
sb, sbConfig := PodSandboxConfigWithCleanup(t, "sandbox1", "hostprocess", WithWindowsHostProcessPod)
t.Logf("Create a container config and run container in a pod")
containerConfig := ContainerConfig(
"container1",
image,
opts...,
)
cn, err := runtimeService.CreateContainer(sb, containerConfig, sbConfig)
require.NoError(t, err)
defer func() {
assert.NoError(t, runtimeService.RemoveContainer(cn))
}()
_, err = t, runtimeService.StartContainer(cn)
if err != nil {
if !expectErr {
t.Fatalf("Unexpected error while starting Container: %v", err)
}
return
}
defer func() {
assert.NoError(t, runtimeService.StopContainer(cn, 10))
}()
}