198 lines
7.3 KiB
Go
198 lines
7.3 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 server
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import (
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"testing"
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imagespec "github.com/opencontainers/image-spec/specs-go/v1"
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runtimespec "github.com/opencontainers/runtime-spec/specs-go"
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"github.com/stretchr/testify/assert"
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runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
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"github.com/containerd/containerd/pkg/cri/annotations"
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"github.com/containerd/containerd/pkg/cri/config"
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)
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func getCreateContainerTestData() (*runtime.ContainerConfig, *runtime.PodSandboxConfig,
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*imagespec.ImageConfig, func(*testing.T, string, string, uint32, *runtimespec.Spec)) {
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config := &runtime.ContainerConfig{
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Metadata: &runtime.ContainerMetadata{
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Name: "test-name",
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Attempt: 1,
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},
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Image: &runtime.ImageSpec{
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Image: "sha256:c75bebcdd211f41b3a460c7bf82970ed6c75acaab9cd4c9a4e125b03ca113799",
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},
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Command: []string{"test", "command"},
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Args: []string{"test", "args"},
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WorkingDir: "test-cwd",
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Envs: []*runtime.KeyValue{
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{Key: "k1", Value: "v1"},
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{Key: "k2", Value: "v2"},
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{Key: "k3", Value: "v3=v3bis"},
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{Key: "k4", Value: "v4=v4bis=foop"},
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},
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Mounts: []*runtime.Mount{
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// everything default
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{
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ContainerPath: "container-path-1",
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HostPath: "host-path-1",
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},
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// readOnly
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{
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ContainerPath: "container-path-2",
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HostPath: "host-path-2",
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Readonly: true,
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},
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},
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Labels: map[string]string{"a": "b"},
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Annotations: map[string]string{"c": "d"},
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Windows: &runtime.WindowsContainerConfig{
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Resources: &runtime.WindowsContainerResources{
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CpuShares: 100,
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CpuCount: 200,
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CpuMaximum: 300,
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MemoryLimitInBytes: 400,
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},
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SecurityContext: &runtime.WindowsContainerSecurityContext{
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RunAsUsername: "test-user",
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CredentialSpec: "{\"test\": \"spec\"}",
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HostProcess: false,
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},
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},
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}
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sandboxConfig := &runtime.PodSandboxConfig{
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Metadata: &runtime.PodSandboxMetadata{
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Name: "test-sandbox-name",
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Uid: "test-sandbox-uid",
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Namespace: "test-sandbox-ns",
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Attempt: 2,
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},
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Hostname: "test-hostname",
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Annotations: map[string]string{"c": "d"},
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}
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imageConfig := &imagespec.ImageConfig{
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Env: []string{"ik1=iv1", "ik2=iv2", "ik3=iv3=iv3bis", "ik4=iv4=iv4bis=boop"},
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Entrypoint: []string{"/entrypoint"},
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Cmd: []string{"cmd"},
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WorkingDir: "/workspace",
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User: "ContainerUser",
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}
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specCheck := func(t *testing.T, id string, sandboxID string, sandboxPid uint32, spec *runtimespec.Spec) {
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assert.Nil(t, spec.Root)
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assert.Equal(t, "test-hostname", spec.Hostname)
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assert.Equal(t, []string{"test", "command", "test", "args"}, spec.Process.Args)
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assert.Equal(t, "test-cwd", spec.Process.Cwd)
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assert.Contains(t, spec.Process.Env, "k1=v1", "k2=v2", "k3=v3=v3bis", "ik4=iv4=iv4bis=boop")
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assert.Contains(t, spec.Process.Env, "ik1=iv1", "ik2=iv2", "ik3=iv3=iv3bis", "k4=v4=v4bis=foop")
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t.Logf("Check bind mount")
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checkMount(t, spec.Mounts, "host-path-1", "container-path-1", "", []string{"rw"}, nil)
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checkMount(t, spec.Mounts, "host-path-2", "container-path-2", "", []string{"ro"}, nil)
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t.Logf("Check resource limits")
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assert.EqualValues(t, *spec.Windows.Resources.CPU.Shares, 100)
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assert.EqualValues(t, *spec.Windows.Resources.CPU.Count, 200)
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assert.EqualValues(t, *spec.Windows.Resources.CPU.Maximum, 300)
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assert.EqualValues(t, *spec.Windows.Resources.CPU.Maximum, 300)
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assert.EqualValues(t, *spec.Windows.Resources.Memory.Limit, 400)
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// Also checks if override of the image configs user is behaving.
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t.Logf("Check username")
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assert.Contains(t, spec.Process.User.Username, "test-user")
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t.Logf("Check credential spec")
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assert.Contains(t, spec.Windows.CredentialSpec, "{\"test\": \"spec\"}")
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t.Logf("Check PodSandbox annotations")
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assert.Contains(t, spec.Annotations, annotations.SandboxID)
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assert.EqualValues(t, spec.Annotations[annotations.SandboxID], sandboxID)
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assert.Contains(t, spec.Annotations, annotations.ContainerType)
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assert.EqualValues(t, spec.Annotations[annotations.ContainerType], annotations.ContainerTypeContainer)
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assert.Contains(t, spec.Annotations, annotations.SandboxNamespace)
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assert.EqualValues(t, spec.Annotations[annotations.SandboxNamespace], "test-sandbox-ns")
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assert.Contains(t, spec.Annotations, annotations.SandboxName)
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assert.EqualValues(t, spec.Annotations[annotations.SandboxName], "test-sandbox-name")
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assert.Contains(t, spec.Annotations, annotations.WindowsHostProcess)
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assert.EqualValues(t, spec.Annotations[annotations.WindowsHostProcess], "false")
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}
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return config, sandboxConfig, imageConfig, specCheck
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}
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func TestContainerWindowsNetworkNamespace(t *testing.T) {
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testID := "test-id"
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testSandboxID := "sandbox-id"
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testContainerName := "container-name"
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testPid := uint32(1234)
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nsPath := "test-cni"
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c := newTestCRIService()
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containerConfig, sandboxConfig, imageConfig, specCheck := getCreateContainerTestData()
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spec, err := c.containerSpec(testID, testSandboxID, testPid, nsPath, testContainerName, testImageName, containerConfig, sandboxConfig, imageConfig, nil, config.Runtime{})
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assert.NoError(t, err)
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assert.NotNil(t, spec)
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specCheck(t, testID, testSandboxID, testPid, spec)
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assert.NotNil(t, spec.Windows)
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assert.NotNil(t, spec.Windows.Network)
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assert.Equal(t, nsPath, spec.Windows.Network.NetworkNamespace)
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}
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func TestMountCleanPath(t *testing.T) {
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testID := "test-id"
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testSandboxID := "sandbox-id"
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testContainerName := "container-name"
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testPid := uint32(1234)
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nsPath := "test-cni"
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c := newTestCRIService()
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containerConfig, sandboxConfig, imageConfig, specCheck := getCreateContainerTestData()
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containerConfig.Mounts = append(containerConfig.Mounts, &runtime.Mount{
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ContainerPath: "c:/test/container-path",
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HostPath: "c:/test/host-path",
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})
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spec, err := c.containerSpec(testID, testSandboxID, testPid, nsPath, testContainerName, testImageName, containerConfig, sandboxConfig, imageConfig, nil, config.Runtime{})
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assert.NoError(t, err)
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assert.NotNil(t, spec)
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specCheck(t, testID, testSandboxID, testPid, spec)
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checkMount(t, spec.Mounts, "c:\\test\\host-path", "c:\\test\\container-path", "", []string{"rw"}, nil)
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}
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func TestMountNamedPipe(t *testing.T) {
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testID := "test-id"
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testSandboxID := "sandbox-id"
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testContainerName := "container-name"
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testPid := uint32(1234)
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nsPath := "test-cni"
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c := newTestCRIService()
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containerConfig, sandboxConfig, imageConfig, specCheck := getCreateContainerTestData()
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containerConfig.Mounts = append(containerConfig.Mounts, &runtime.Mount{
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ContainerPath: `\\.\pipe\foo`,
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HostPath: `\\.\pipe\foo`,
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})
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spec, err := c.containerSpec(testID, testSandboxID, testPid, nsPath, testContainerName, testImageName, containerConfig, sandboxConfig, imageConfig, nil, config.Runtime{})
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assert.NoError(t, err)
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assert.NotNil(t, spec)
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specCheck(t, testID, testSandboxID, testPid, spec)
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checkMount(t, spec.Mounts, `\\.\pipe\foo`, `\\.\pipe\foo`, "", []string{"rw"}, nil)
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}
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