5b78a9a8f1
There's no specific need mentioned at the points it was added, and it makes the Windows-hosted test run setup slightly weird. Signed-off-by: Paul "TBBle" Hampson <Paul.Hampson@Pobox.com>
111 lines
3.0 KiB
Go
111 lines
3.0 KiB
Go
/*
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Copyright The containerd Authors.
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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 integration
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import (
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"net"
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"os"
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"path/filepath"
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"regexp"
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goruntime "runtime"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
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)
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func TestPodDualStack(t *testing.T) {
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testPodLogDir, err := os.MkdirTemp("", "dualstack")
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require.NoError(t, err)
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defer os.RemoveAll(testPodLogDir)
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t.Log("Create a sandbox")
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sb, sbConfig := PodSandboxConfigWithCleanup(t, "sandbox", "dualstack", WithPodLogDirectory(testPodLogDir))
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var (
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testImage = GetImage(BusyBox)
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containerName = "test-container"
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)
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EnsureImageExists(t, testImage)
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t.Log("Create a container to print env")
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var command ContainerOpts
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if goruntime.GOOS == "windows" {
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command = WithCommand("ipconfig")
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} else {
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command = WithCommand("ip", "address", "show", "dev", "eth0")
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}
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cnConfig := ContainerConfig(
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containerName,
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testImage,
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command,
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WithLogPath(containerName),
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)
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cn, err := runtimeService.CreateContainer(sb, cnConfig, sbConfig)
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require.NoError(t, err)
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t.Log("Start the container")
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require.NoError(t, runtimeService.StartContainer(cn))
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t.Log("Wait for container to finish running")
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require.NoError(t, Eventually(func() (bool, error) {
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s, err := runtimeService.ContainerStatus(cn)
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if err != nil {
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return false, err
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}
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if s.GetState() == runtime.ContainerState_CONTAINER_EXITED {
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return true, nil
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}
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return false, nil
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}, time.Second, 30*time.Second))
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content, err := os.ReadFile(filepath.Join(testPodLogDir, containerName))
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assert.NoError(t, err)
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status, err := runtimeService.PodSandboxStatus(sb)
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require.NoError(t, err)
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ip := status.GetNetwork().GetIp()
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additionalIps := status.GetNetwork().GetAdditionalIps()
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var ipv4Regex, ipv6Regex string
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if goruntime.GOOS == "windows" {
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ipv4Regex = "^\\s*IPv4 Address"
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ipv6Regex = "^\\s*IPv6 Address"
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} else {
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ipv4Regex = "inet .* scope global"
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ipv6Regex = "inet6 .* scope global"
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}
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ipv4Enabled, err := regexp.MatchString(ipv4Regex, string(content))
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assert.NoError(t, err)
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ipv6Enabled, err := regexp.MatchString(ipv6Regex, string(content))
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assert.NoError(t, err)
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if ipv4Enabled && ipv6Enabled {
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t.Log("Dualstack should be enabled")
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require.Len(t, additionalIps, 1)
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assert.NotNil(t, net.ParseIP(ip).To4())
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assert.Nil(t, net.ParseIP(additionalIps[0].GetIp()).To4())
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} else {
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t.Log("Dualstack should not be enabled")
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assert.Len(t, additionalIps, 0)
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assert.NotEmpty(t, ip)
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}
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}
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