moby--moby/integration-cli/docker_api_containers_test.go

2242 lines
67 KiB
Go

package main
import (
"archive/tar"
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"path/filepath"
"regexp"
"runtime"
"strings"
"time"
"github.com/docker/docker/api/types"
containertypes "github.com/docker/docker/api/types/container"
mounttypes "github.com/docker/docker/api/types/mount"
networktypes "github.com/docker/docker/api/types/network"
"github.com/docker/docker/api/types/versions"
"github.com/docker/docker/client"
"github.com/docker/docker/integration-cli/checker"
"github.com/docker/docker/integration-cli/cli"
"github.com/docker/docker/integration-cli/cli/build"
"github.com/docker/docker/internal/test/request"
"github.com/docker/docker/pkg/ioutils"
"github.com/docker/docker/pkg/mount"
"github.com/docker/docker/pkg/stringid"
"github.com/docker/docker/volume"
"github.com/docker/go-connections/nat"
"github.com/go-check/check"
"gotest.tools/assert"
is "gotest.tools/assert/cmp"
"gotest.tools/poll"
)
func (s *DockerSuite) TestContainerAPIGetAll(c *testing.T) {
startCount := getContainerCount(c)
name := "getall"
dockerCmd(c, "run", "--name", name, "busybox", "true")
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
options := types.ContainerListOptions{
All: true,
}
containers, err := cli.ContainerList(context.Background(), options)
assert.NilError(c, err)
assert.Equal(c, len(containers), startCount+1)
actual := containers[0].Names[0]
assert.Equal(c, actual, "/"+name)
}
// regression test for empty json field being omitted #13691
func (s *DockerSuite) TestContainerAPIGetJSONNoFieldsOmitted(c *testing.T) {
startCount := getContainerCount(c)
dockerCmd(c, "run", "busybox", "true")
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
options := types.ContainerListOptions{
All: true,
}
containers, err := cli.ContainerList(context.Background(), options)
assert.NilError(c, err)
assert.Equal(c, len(containers), startCount+1)
actual := fmt.Sprintf("%+v", containers[0])
// empty Labels field triggered this bug, make sense to check for everything
// cause even Ports for instance can trigger this bug
// better safe than sorry..
fields := []string{
"ID",
"Names",
"Image",
"Command",
"Created",
"Ports",
"Labels",
"Status",
"NetworkSettings",
}
// decoding into types.Container do not work since it eventually unmarshal
// and empty field to an empty go map, so we just check for a string
for _, f := range fields {
if !strings.Contains(actual, f) {
c.Fatalf("Field %s is missing and it shouldn't", f)
}
}
}
func (s *DockerSuite) TestContainerAPIGetExport(c *testing.T) {
// Not supported on Windows as Windows does not support docker export
testRequires(c, DaemonIsLinux)
name := "exportcontainer"
dockerCmd(c, "run", "--name", name, "busybox", "touch", "/test")
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
body, err := cli.ContainerExport(context.Background(), name)
assert.NilError(c, err)
defer body.Close()
found := false
for tarReader := tar.NewReader(body); ; {
h, err := tarReader.Next()
if err != nil && err == io.EOF {
break
}
if h.Name == "test" {
found = true
break
}
}
assert.Assert(c, found, checker.True, check.Commentf("The created test file has not been found in the exported image"))
}
func (s *DockerSuite) TestContainerAPIGetChanges(c *testing.T) {
// Not supported on Windows as Windows does not support docker diff (/containers/name/changes)
testRequires(c, DaemonIsLinux)
name := "changescontainer"
dockerCmd(c, "run", "--name", name, "busybox", "rm", "/etc/passwd")
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
changes, err := cli.ContainerDiff(context.Background(), name)
assert.NilError(c, err)
// Check the changelog for removal of /etc/passwd
success := false
for _, elem := range changes {
if elem.Path == "/etc/passwd" && elem.Kind == 2 {
success = true
}
}
assert.Assert(c, success, checker.True, check.Commentf("/etc/passwd has been removed but is not present in the diff"))
}
func (s *DockerSuite) TestGetContainerStats(c *testing.T) {
var (
name = "statscontainer"
)
runSleepingContainer(c, "--name", name)
type b struct {
stats types.ContainerStats
err error
}
bc := make(chan b, 1)
go func() {
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
stats, err := cli.ContainerStats(context.Background(), name, true)
assert.NilError(c, err)
bc <- b{stats, err}
}()
// allow some time to stream the stats from the container
time.Sleep(4 * time.Second)
dockerCmd(c, "rm", "-f", name)
// collect the results from the stats stream or timeout and fail
// if the stream was not disconnected.
select {
case <-time.After(2 * time.Second):
c.Fatal("stream was not closed after container was removed")
case sr := <-bc:
dec := json.NewDecoder(sr.stats.Body)
defer sr.stats.Body.Close()
var s *types.Stats
// decode only one object from the stream
assert.NilError(c, dec.Decode(&s))
}
}
func (s *DockerSuite) TestGetContainerStatsRmRunning(c *testing.T) {
out := runSleepingContainer(c)
id := strings.TrimSpace(out)
buf := &ChannelBuffer{C: make(chan []byte, 1)}
defer buf.Close()
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
stats, err := cli.ContainerStats(context.Background(), id, true)
assert.NilError(c, err)
defer stats.Body.Close()
chErr := make(chan error, 1)
go func() {
_, err = io.Copy(buf, stats.Body)
chErr <- err
}()
b := make([]byte, 32)
// make sure we've got some stats
_, err = buf.ReadTimeout(b, 2*time.Second)
assert.NilError(c, err)
// Now remove without `-f` and make sure we are still pulling stats
_, _, err = dockerCmdWithError("rm", id)
assert.Assert(c, err != nil, check.Commentf("rm should have failed but didn't"))
_, err = buf.ReadTimeout(b, 2*time.Second)
assert.NilError(c, err)
dockerCmd(c, "rm", "-f", id)
assert.Assert(c, <-chErr == nil)
}
// ChannelBuffer holds a chan of byte array that can be populate in a goroutine.
type ChannelBuffer struct {
C chan []byte
}
// Write implements Writer.
func (c *ChannelBuffer) Write(b []byte) (int, error) {
c.C <- b
return len(b), nil
}
// Close closes the go channel.
func (c *ChannelBuffer) Close() error {
close(c.C)
return nil
}
// ReadTimeout reads the content of the channel in the specified byte array with
// the specified duration as timeout.
func (c *ChannelBuffer) ReadTimeout(p []byte, n time.Duration) (int, error) {
select {
case b := <-c.C:
return copy(p[0:], b), nil
case <-time.After(n):
return -1, fmt.Errorf("timeout reading from channel")
}
}
// regression test for gh13421
// previous test was just checking one stat entry so it didn't fail (stats with
// stream false always return one stat)
func (s *DockerSuite) TestGetContainerStatsStream(c *testing.T) {
name := "statscontainer"
runSleepingContainer(c, "--name", name)
type b struct {
stats types.ContainerStats
err error
}
bc := make(chan b, 1)
go func() {
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
stats, err := cli.ContainerStats(context.Background(), name, true)
assert.NilError(c, err)
bc <- b{stats, err}
}()
// allow some time to stream the stats from the container
time.Sleep(4 * time.Second)
dockerCmd(c, "rm", "-f", name)
// collect the results from the stats stream or timeout and fail
// if the stream was not disconnected.
select {
case <-time.After(2 * time.Second):
c.Fatal("stream was not closed after container was removed")
case sr := <-bc:
b, err := ioutil.ReadAll(sr.stats.Body)
defer sr.stats.Body.Close()
assert.NilError(c, err)
s := string(b)
// count occurrences of "read" of types.Stats
if l := strings.Count(s, "read"); l < 2 {
c.Fatalf("Expected more than one stat streamed, got %d", l)
}
}
}
func (s *DockerSuite) TestGetContainerStatsNoStream(c *testing.T) {
name := "statscontainer"
runSleepingContainer(c, "--name", name)
type b struct {
stats types.ContainerStats
err error
}
bc := make(chan b, 1)
go func() {
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
stats, err := cli.ContainerStats(context.Background(), name, false)
assert.NilError(c, err)
bc <- b{stats, err}
}()
// allow some time to stream the stats from the container
time.Sleep(4 * time.Second)
dockerCmd(c, "rm", "-f", name)
// collect the results from the stats stream or timeout and fail
// if the stream was not disconnected.
select {
case <-time.After(2 * time.Second):
c.Fatal("stream was not closed after container was removed")
case sr := <-bc:
b, err := ioutil.ReadAll(sr.stats.Body)
defer sr.stats.Body.Close()
assert.NilError(c, err)
s := string(b)
// count occurrences of `"read"` of types.Stats
assert.Assert(c, strings.Count(s, `"read"`) == 1, "Expected only one stat streamed, got %d", strings.Count(s, `"read"`))
}
}
func (s *DockerSuite) TestGetStoppedContainerStats(c *testing.T) {
name := "statscontainer"
dockerCmd(c, "create", "--name", name, "busybox", "ps")
chResp := make(chan error)
// We expect an immediate response, but if it's not immediate, the test would hang, so put it in a goroutine
// below we'll check this on a timeout.
go func() {
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
resp, err := cli.ContainerStats(context.Background(), name, false)
defer resp.Body.Close()
chResp <- err
}()
select {
case err := <-chResp:
assert.NilError(c, err)
case <-time.After(10 * time.Second):
c.Fatal("timeout waiting for stats response for stopped container")
}
}
func (s *DockerSuite) TestContainerAPIPause(c *testing.T) {
// Problematic on Windows as Windows does not support pause
testRequires(c, DaemonIsLinux)
getPaused := func(c *testing.T) []string {
return strings.Fields(cli.DockerCmd(c, "ps", "-f", "status=paused", "-q", "-a").Combined())
}
out := cli.DockerCmd(c, "run", "-d", "busybox", "sleep", "30").Combined()
ContainerID := strings.TrimSpace(out)
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerPause(context.Background(), ContainerID)
assert.NilError(c, err)
pausedContainers := getPaused(c)
if len(pausedContainers) != 1 || stringid.TruncateID(ContainerID) != pausedContainers[0] {
c.Fatalf("there should be one paused container and not %d", len(pausedContainers))
}
err = cli.ContainerUnpause(context.Background(), ContainerID)
assert.NilError(c, err)
pausedContainers = getPaused(c)
assert.Equal(c, len(pausedContainers), 0, check.Commentf("There should be no paused container."))
}
func (s *DockerSuite) TestContainerAPITop(c *testing.T) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "busybox", "/bin/sh", "-c", "top")
id := strings.TrimSpace(string(out))
assert.NilError(c, waitRun(id))
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
// sort by comm[andline] to make sure order stays the same in case of PID rollover
top, err := cli.ContainerTop(context.Background(), id, []string{"aux", "--sort=comm"})
assert.NilError(c, err)
assert.Equal(c, len(top.Titles), 11, check.Commentf("expected 11 titles, found %d: %v", len(top.Titles), top.Titles))
if top.Titles[0] != "USER" || top.Titles[10] != "COMMAND" {
c.Fatalf("expected `USER` at `Titles[0]` and `COMMAND` at Titles[10]: %v", top.Titles)
}
assert.Equal(c, len(top.Processes), 2, check.Commentf("expected 2 processes, found %d: %v", len(top.Processes), top.Processes))
assert.Equal(c, top.Processes[0][10], "/bin/sh -c top")
assert.Equal(c, top.Processes[1][10], "top")
}
func (s *DockerSuite) TestContainerAPITopWindows(c *testing.T) {
testRequires(c, DaemonIsWindows)
out := runSleepingContainer(c, "-d")
id := strings.TrimSpace(string(out))
assert.NilError(c, waitRun(id))
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
top, err := cli.ContainerTop(context.Background(), id, nil)
assert.NilError(c, err)
assert.Equal(c, len(top.Titles), 4, "expected 4 titles, found %d: %v", len(top.Titles), top.Titles)
if top.Titles[0] != "Name" || top.Titles[3] != "Private Working Set" {
c.Fatalf("expected `Name` at `Titles[0]` and `Private Working Set` at Titles[3]: %v", top.Titles)
}
assert.Assert(c, len(top.Processes) >= 2, "expected at least 2 processes, found %d: %v", len(top.Processes), top.Processes)
foundProcess := false
expectedProcess := "busybox.exe"
for _, process := range top.Processes {
if process[0] == expectedProcess {
foundProcess = true
break
}
}
assert.Assert(c, foundProcess, "expected to find %s: %v", expectedProcess, top.Processes)
}
func (s *DockerSuite) TestContainerAPICommit(c *testing.T) {
cName := "testapicommit"
dockerCmd(c, "run", "--name="+cName, "busybox", "/bin/sh", "-c", "touch /test")
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
options := types.ContainerCommitOptions{
Reference: "testcontainerapicommit:testtag",
}
img, err := cli.ContainerCommit(context.Background(), cName, options)
assert.NilError(c, err)
cmd := inspectField(c, img.ID, "Config.Cmd")
assert.Equal(c, cmd, "[/bin/sh -c touch /test]", check.Commentf("got wrong Cmd from commit: %q", cmd))
// sanity check, make sure the image is what we think it is
dockerCmd(c, "run", img.ID, "ls", "/test")
}
func (s *DockerSuite) TestContainerAPICommitWithLabelInConfig(c *testing.T) {
cName := "testapicommitwithconfig"
dockerCmd(c, "run", "--name="+cName, "busybox", "/bin/sh", "-c", "touch /test")
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
config := containertypes.Config{
Labels: map[string]string{"key1": "value1", "key2": "value2"}}
options := types.ContainerCommitOptions{
Reference: "testcontainerapicommitwithconfig",
Config: &config,
}
img, err := cli.ContainerCommit(context.Background(), cName, options)
assert.NilError(c, err)
label1 := inspectFieldMap(c, img.ID, "Config.Labels", "key1")
assert.Equal(c, label1, "value1")
label2 := inspectFieldMap(c, img.ID, "Config.Labels", "key2")
assert.Equal(c, label2, "value2")
cmd := inspectField(c, img.ID, "Config.Cmd")
assert.Equal(c, cmd, "[/bin/sh -c touch /test]", check.Commentf("got wrong Cmd from commit: %q", cmd))
// sanity check, make sure the image is what we think it is
dockerCmd(c, "run", img.ID, "ls", "/test")
}
func (s *DockerSuite) TestContainerAPIBadPort(c *testing.T) {
// TODO Windows to Windows CI - Port this test
testRequires(c, DaemonIsLinux)
config := containertypes.Config{
Image: "busybox",
Cmd: []string{"/bin/sh", "-c", "echo test"},
}
hostConfig := containertypes.HostConfig{
PortBindings: nat.PortMap{
"8080/tcp": []nat.PortBinding{
{
HostIP: "",
HostPort: "aa80"},
},
},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &config, &hostConfig, &networktypes.NetworkingConfig{}, "")
assert.ErrorContains(c, err, `invalid port specification: "aa80"`)
}
func (s *DockerSuite) TestContainerAPICreate(c *testing.T) {
config := containertypes.Config{
Image: "busybox",
Cmd: []string{"/bin/sh", "-c", "touch /test && ls /test"},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
container, err := cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, "")
assert.NilError(c, err)
out, _ := dockerCmd(c, "start", "-a", container.ID)
assert.Equal(c, strings.TrimSpace(out), "/test")
}
func (s *DockerSuite) TestContainerAPICreateEmptyConfig(c *testing.T) {
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &containertypes.Config{}, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, "")
expected := "No command specified"
assert.ErrorContains(c, err, expected)
}
func (s *DockerSuite) TestContainerAPICreateMultipleNetworksConfig(c *testing.T) {
// Container creation must fail if client specified configurations for more than one network
config := containertypes.Config{
Image: "busybox",
}
networkingConfig := networktypes.NetworkingConfig{
EndpointsConfig: map[string]*networktypes.EndpointSettings{
"net1": {},
"net2": {},
"net3": {},
},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networkingConfig, "")
msg := err.Error()
// network name order in error message is not deterministic
assert.Assert(c, msg, checker.Contains, "Container cannot be connected to network endpoints")
assert.Assert(c, msg, checker.Contains, "net1")
assert.Assert(c, msg, checker.Contains, "net2")
assert.Assert(c, msg, checker.Contains, "net3")
}
func (s *DockerSuite) TestContainerAPICreateBridgeNetworkMode(c *testing.T) {
// Windows does not support bridge
testRequires(c, DaemonIsLinux)
UtilCreateNetworkMode(c, "bridge")
}
func (s *DockerSuite) TestContainerAPICreateOtherNetworkModes(c *testing.T) {
// Windows does not support these network modes
testRequires(c, DaemonIsLinux, NotUserNamespace)
UtilCreateNetworkMode(c, "host")
UtilCreateNetworkMode(c, "container:web1")
}
func UtilCreateNetworkMode(c *testing.T, networkMode containertypes.NetworkMode) {
config := containertypes.Config{
Image: "busybox",
}
hostConfig := containertypes.HostConfig{
NetworkMode: networkMode,
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
container, err := cli.ContainerCreate(context.Background(), &config, &hostConfig, &networktypes.NetworkingConfig{}, "")
assert.NilError(c, err)
containerJSON, err := cli.ContainerInspect(context.Background(), container.ID)
assert.NilError(c, err)
assert.Equal(c, containerJSON.HostConfig.NetworkMode, containertypes.NetworkMode(networkMode), check.Commentf("Mismatched NetworkMode"))
}
func (s *DockerSuite) TestContainerAPICreateWithCpuSharesCpuset(c *testing.T) {
// TODO Windows to Windows CI. The CpuShares part could be ported.
testRequires(c, DaemonIsLinux)
config := containertypes.Config{
Image: "busybox",
}
hostConfig := containertypes.HostConfig{
Resources: containertypes.Resources{
CPUShares: 512,
CpusetCpus: "0",
},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
container, err := cli.ContainerCreate(context.Background(), &config, &hostConfig, &networktypes.NetworkingConfig{}, "")
assert.NilError(c, err)
containerJSON, err := cli.ContainerInspect(context.Background(), container.ID)
assert.NilError(c, err)
out := inspectField(c, containerJSON.ID, "HostConfig.CpuShares")
assert.Equal(c, out, "512")
outCpuset := inspectField(c, containerJSON.ID, "HostConfig.CpusetCpus")
assert.Equal(c, outCpuset, "0")
}
func (s *DockerSuite) TestContainerAPIVerifyHeader(c *testing.T) {
config := map[string]interface{}{
"Image": "busybox",
}
create := func(ct string) (*http.Response, io.ReadCloser, error) {
jsonData := bytes.NewBuffer(nil)
assert.Assert(c, json.NewEncoder(jsonData).Encode(config) == nil)
return request.Post("/containers/create", request.RawContent(ioutil.NopCloser(jsonData)), request.ContentType(ct))
}
// Try with no content-type
res, body, err := create("")
assert.NilError(c, err)
// todo: we need to figure out a better way to compare between dockerd versions
// comparing between daemon API version is not precise.
if versions.GreaterThanOrEqualTo(testEnv.DaemonAPIVersion(), "1.32") {
assert.Equal(c, res.StatusCode, http.StatusBadRequest)
} else {
assert.Assert(c, res.StatusCode != http.StatusOK)
}
body.Close()
// Try with wrong content-type
res, body, err = create("application/xml")
assert.NilError(c, err)
if versions.GreaterThanOrEqualTo(testEnv.DaemonAPIVersion(), "1.32") {
assert.Equal(c, res.StatusCode, http.StatusBadRequest)
} else {
assert.Assert(c, res.StatusCode != http.StatusOK)
}
body.Close()
// now application/json
res, body, err = create("application/json")
assert.NilError(c, err)
assert.Equal(c, res.StatusCode, http.StatusCreated)
body.Close()
}
//Issue 14230. daemon should return 500 for invalid port syntax
func (s *DockerSuite) TestContainerAPIInvalidPortSyntax(c *testing.T) {
config := `{
"Image": "busybox",
"HostConfig": {
"NetworkMode": "default",
"PortBindings": {
"19039;1230": [
{}
]
}
}
}`
res, body, err := request.Post("/containers/create", request.RawString(config), request.JSON)
assert.NilError(c, err)
if versions.GreaterThanOrEqualTo(testEnv.DaemonAPIVersion(), "1.32") {
assert.Equal(c, res.StatusCode, http.StatusBadRequest)
} else {
assert.Assert(c, res.StatusCode != http.StatusOK)
}
b, err := request.ReadBody(body)
assert.NilError(c, err)
assert.Assert(c, string(b[:]), checker.Contains, "invalid port")
}
func (s *DockerSuite) TestContainerAPIRestartPolicyInvalidPolicyName(c *testing.T) {
config := `{
"Image": "busybox",
"HostConfig": {
"RestartPolicy": {
"Name": "something",
"MaximumRetryCount": 0
}
}
}`
res, body, err := request.Post("/containers/create", request.RawString(config), request.JSON)
assert.NilError(c, err)
if versions.GreaterThanOrEqualTo(testEnv.DaemonAPIVersion(), "1.32") {
assert.Equal(c, res.StatusCode, http.StatusBadRequest)
} else {
assert.Assert(c, res.StatusCode != http.StatusOK)
}
b, err := request.ReadBody(body)
assert.NilError(c, err)
assert.Assert(c, string(b[:]), checker.Contains, "invalid restart policy")
}
func (s *DockerSuite) TestContainerAPIRestartPolicyRetryMismatch(c *testing.T) {
config := `{
"Image": "busybox",
"HostConfig": {
"RestartPolicy": {
"Name": "always",
"MaximumRetryCount": 2
}
}
}`
res, body, err := request.Post("/containers/create", request.RawString(config), request.JSON)
assert.NilError(c, err)
if versions.GreaterThanOrEqualTo(testEnv.DaemonAPIVersion(), "1.32") {
assert.Equal(c, res.StatusCode, http.StatusBadRequest)
} else {
assert.Assert(c, res.StatusCode != http.StatusOK)
}
b, err := request.ReadBody(body)
assert.NilError(c, err)
assert.Assert(c, string(b[:]), checker.Contains, "maximum retry count cannot be used with restart policy")
}
func (s *DockerSuite) TestContainerAPIRestartPolicyNegativeRetryCount(c *testing.T) {
config := `{
"Image": "busybox",
"HostConfig": {
"RestartPolicy": {
"Name": "on-failure",
"MaximumRetryCount": -2
}
}
}`
res, body, err := request.Post("/containers/create", request.RawString(config), request.JSON)
assert.NilError(c, err)
if versions.GreaterThanOrEqualTo(testEnv.DaemonAPIVersion(), "1.32") {
assert.Equal(c, res.StatusCode, http.StatusBadRequest)
} else {
assert.Assert(c, res.StatusCode != http.StatusOK)
}
b, err := request.ReadBody(body)
assert.NilError(c, err)
assert.Assert(c, string(b[:]), checker.Contains, "maximum retry count cannot be negative")
}
func (s *DockerSuite) TestContainerAPIRestartPolicyDefaultRetryCount(c *testing.T) {
config := `{
"Image": "busybox",
"HostConfig": {
"RestartPolicy": {
"Name": "on-failure",
"MaximumRetryCount": 0
}
}
}`
res, _, err := request.Post("/containers/create", request.RawString(config), request.JSON)
assert.NilError(c, err)
assert.Equal(c, res.StatusCode, http.StatusCreated)
}
// Issue 7941 - test to make sure a "null" in JSON is just ignored.
// W/o this fix a null in JSON would be parsed into a string var as "null"
func (s *DockerSuite) TestContainerAPIPostCreateNull(c *testing.T) {
config := `{
"Hostname":"",
"Domainname":"",
"Memory":0,
"MemorySwap":0,
"CpuShares":0,
"Cpuset":null,
"AttachStdin":true,
"AttachStdout":true,
"AttachStderr":true,
"ExposedPorts":{},
"Tty":true,
"OpenStdin":true,
"StdinOnce":true,
"Env":[],
"Cmd":"ls",
"Image":"busybox",
"Volumes":{},
"WorkingDir":"",
"Entrypoint":null,
"NetworkDisabled":false,
"OnBuild":null}`
res, body, err := request.Post("/containers/create", request.RawString(config), request.JSON)
assert.NilError(c, err)
assert.Equal(c, res.StatusCode, http.StatusCreated)
b, err := request.ReadBody(body)
assert.NilError(c, err)
type createResp struct {
ID string
}
var container createResp
assert.Assert(c, json.Unmarshal(b, &container) == nil)
out := inspectField(c, container.ID, "HostConfig.CpusetCpus")
assert.Equal(c, out, "")
outMemory := inspectField(c, container.ID, "HostConfig.Memory")
assert.Equal(c, outMemory, "0")
outMemorySwap := inspectField(c, container.ID, "HostConfig.MemorySwap")
assert.Equal(c, outMemorySwap, "0")
}
func (s *DockerSuite) TestCreateWithTooLowMemoryLimit(c *testing.T) {
// TODO Windows: Port once memory is supported
testRequires(c, DaemonIsLinux)
config := `{
"Image": "busybox",
"Cmd": "ls",
"OpenStdin": true,
"CpuShares": 100,
"Memory": 524287
}`
res, body, err := request.Post("/containers/create", request.RawString(config), request.JSON)
assert.NilError(c, err)
b, err2 := request.ReadBody(body)
assert.Assert(c, err2 == nil)
if versions.GreaterThanOrEqualTo(testEnv.DaemonAPIVersion(), "1.32") {
assert.Equal(c, res.StatusCode, http.StatusBadRequest)
} else {
assert.Assert(c, res.StatusCode != http.StatusOK)
}
assert.Assert(c, string(b), checker.Contains, "Minimum memory limit allowed is 4MB")
}
func (s *DockerSuite) TestContainerAPIRename(c *testing.T) {
out, _ := dockerCmd(c, "run", "--name", "TestContainerAPIRename", "-d", "busybox", "sh")
containerID := strings.TrimSpace(out)
newName := "TestContainerAPIRenameNew"
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerRename(context.Background(), containerID, newName)
assert.NilError(c, err)
name := inspectField(c, containerID, "Name")
assert.Equal(c, name, "/"+newName, check.Commentf("Failed to rename container"))
}
func (s *DockerSuite) TestContainerAPIKill(c *testing.T) {
name := "test-api-kill"
runSleepingContainer(c, "-i", "--name", name)
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerKill(context.Background(), name, "SIGKILL")
assert.NilError(c, err)
state := inspectField(c, name, "State.Running")
assert.Equal(c, state, "false", check.Commentf("got wrong State from container %s: %q", name, state))
}
func (s *DockerSuite) TestContainerAPIRestart(c *testing.T) {
name := "test-api-restart"
runSleepingContainer(c, "-di", "--name", name)
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
timeout := 1 * time.Second
err = cli.ContainerRestart(context.Background(), name, &timeout)
assert.NilError(c, err)
assert.Assert(c, waitInspect(name, "{{ .State.Restarting }} {{ .State.Running }}", "false true", 15*time.Second) == nil)
}
func (s *DockerSuite) TestContainerAPIRestartNotimeoutParam(c *testing.T) {
name := "test-api-restart-no-timeout-param"
out := runSleepingContainer(c, "-di", "--name", name)
id := strings.TrimSpace(out)
assert.NilError(c, waitRun(id))
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerRestart(context.Background(), name, nil)
assert.NilError(c, err)
assert.Assert(c, waitInspect(name, "{{ .State.Restarting }} {{ .State.Running }}", "false true", 15*time.Second) == nil)
}
func (s *DockerSuite) TestContainerAPIStart(c *testing.T) {
name := "testing-start"
config := containertypes.Config{
Image: "busybox",
Cmd: append([]string{"/bin/sh", "-c"}, sleepCommandForDaemonPlatform()...),
OpenStdin: true,
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, name)
assert.NilError(c, err)
err = cli.ContainerStart(context.Background(), name, types.ContainerStartOptions{})
assert.NilError(c, err)
// second call to start should give 304
// maybe add ContainerStartWithRaw to test it
err = cli.ContainerStart(context.Background(), name, types.ContainerStartOptions{})
assert.NilError(c, err)
// TODO(tibor): figure out why this doesn't work on windows
}
func (s *DockerSuite) TestContainerAPIStop(c *testing.T) {
name := "test-api-stop"
runSleepingContainer(c, "-i", "--name", name)
timeout := 30 * time.Second
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerStop(context.Background(), name, &timeout)
assert.NilError(c, err)
assert.Assert(c, waitInspect(name, "{{ .State.Running }}", "false", 60*time.Second) == nil)
// second call to start should give 304
// maybe add ContainerStartWithRaw to test it
err = cli.ContainerStop(context.Background(), name, &timeout)
assert.NilError(c, err)
}
func (s *DockerSuite) TestContainerAPIWait(c *testing.T) {
name := "test-api-wait"
sleepCmd := "/bin/sleep"
if testEnv.OSType == "windows" {
sleepCmd = "sleep"
}
dockerCmd(c, "run", "--name", name, "busybox", sleepCmd, "2")
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
waitresC, errC := cli.ContainerWait(context.Background(), name, "")
select {
case err = <-errC:
assert.NilError(c, err)
case waitres := <-waitresC:
assert.Equal(c, waitres.StatusCode, int64(0))
}
}
func (s *DockerSuite) TestContainerAPICopyNotExistsAnyMore(c *testing.T) {
name := "test-container-api-copy"
dockerCmd(c, "run", "--name", name, "busybox", "touch", "/test.txt")
postData := types.CopyConfig{
Resource: "/test.txt",
}
// no copy in client/
res, _, err := request.Post("/containers/"+name+"/copy", request.JSONBody(postData))
assert.NilError(c, err)
assert.Equal(c, res.StatusCode, http.StatusNotFound)
}
func (s *DockerSuite) TestContainerAPICopyPre124(c *testing.T) {
testRequires(c, DaemonIsLinux) // Windows only supports 1.25 or later
name := "test-container-api-copy"
dockerCmd(c, "run", "--name", name, "busybox", "touch", "/test.txt")
postData := types.CopyConfig{
Resource: "/test.txt",
}
res, body, err := request.Post("/v1.23/containers/"+name+"/copy", request.JSONBody(postData))
assert.NilError(c, err)
assert.Equal(c, res.StatusCode, http.StatusOK)
found := false
for tarReader := tar.NewReader(body); ; {
h, err := tarReader.Next()
if err != nil {
if err == io.EOF {
break
}
c.Fatal(err)
}
if h.Name == "test.txt" {
found = true
break
}
}
assert.Assert(c, found, checker.True)
}
func (s *DockerSuite) TestContainerAPICopyResourcePathEmptyPre124(c *testing.T) {
testRequires(c, DaemonIsLinux) // Windows only supports 1.25 or later
name := "test-container-api-copy-resource-empty"
dockerCmd(c, "run", "--name", name, "busybox", "touch", "/test.txt")
postData := types.CopyConfig{
Resource: "",
}
res, body, err := request.Post("/v1.23/containers/"+name+"/copy", request.JSONBody(postData))
assert.NilError(c, err)
if versions.GreaterThanOrEqualTo(testEnv.DaemonAPIVersion(), "1.32") {
assert.Equal(c, res.StatusCode, http.StatusBadRequest)
} else {
assert.Assert(c, res.StatusCode != http.StatusOK)
}
b, err := request.ReadBody(body)
assert.NilError(c, err)
assert.Assert(c, string(b), checker.Matches, "Path cannot be empty\n")
}
func (s *DockerSuite) TestContainerAPICopyResourcePathNotFoundPre124(c *testing.T) {
testRequires(c, DaemonIsLinux) // Windows only supports 1.25 or later
name := "test-container-api-copy-resource-not-found"
dockerCmd(c, "run", "--name", name, "busybox")
postData := types.CopyConfig{
Resource: "/notexist",
}
res, body, err := request.Post("/v1.23/containers/"+name+"/copy", request.JSONBody(postData))
assert.NilError(c, err)
if versions.LessThan(testEnv.DaemonAPIVersion(), "1.32") {
assert.Equal(c, res.StatusCode, http.StatusInternalServerError)
} else {
assert.Equal(c, res.StatusCode, http.StatusNotFound)
}
b, err := request.ReadBody(body)
assert.NilError(c, err)
assert.Assert(c, string(b), checker.Matches, "Could not find the file /notexist in container "+name+"\n")
}
func (s *DockerSuite) TestContainerAPICopyContainerNotFoundPr124(c *testing.T) {
testRequires(c, DaemonIsLinux) // Windows only supports 1.25 or later
postData := types.CopyConfig{
Resource: "/something",
}
res, _, err := request.Post("/v1.23/containers/notexists/copy", request.JSONBody(postData))
assert.NilError(c, err)
assert.Equal(c, res.StatusCode, http.StatusNotFound)
}
func (s *DockerSuite) TestContainerAPIDelete(c *testing.T) {
out := runSleepingContainer(c)
id := strings.TrimSpace(out)
assert.NilError(c, waitRun(id))
dockerCmd(c, "stop", id)
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerRemove(context.Background(), id, types.ContainerRemoveOptions{})
assert.NilError(c, err)
}
func (s *DockerSuite) TestContainerAPIDeleteNotExist(c *testing.T) {
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerRemove(context.Background(), "doesnotexist", types.ContainerRemoveOptions{})
assert.ErrorContains(c, err, "No such container: doesnotexist")
}
func (s *DockerSuite) TestContainerAPIDeleteForce(c *testing.T) {
out := runSleepingContainer(c)
id := strings.TrimSpace(out)
assert.NilError(c, waitRun(id))
removeOptions := types.ContainerRemoveOptions{
Force: true,
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerRemove(context.Background(), id, removeOptions)
assert.NilError(c, err)
}
func (s *DockerSuite) TestContainerAPIDeleteRemoveLinks(c *testing.T) {
// Windows does not support links
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "--name", "tlink1", "busybox", "top")
id := strings.TrimSpace(out)
assert.NilError(c, waitRun(id))
out, _ = dockerCmd(c, "run", "--link", "tlink1:tlink1", "--name", "tlink2", "-d", "busybox", "top")
id2 := strings.TrimSpace(out)
assert.Assert(c, waitRun(id2) == nil)
links := inspectFieldJSON(c, id2, "HostConfig.Links")
assert.Equal(c, links, "[\"/tlink1:/tlink2/tlink1\"]", check.Commentf("expected to have links between containers"))
removeOptions := types.ContainerRemoveOptions{
RemoveLinks: true,
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerRemove(context.Background(), "tlink2/tlink1", removeOptions)
assert.NilError(c, err)
linksPostRm := inspectFieldJSON(c, id2, "HostConfig.Links")
assert.Equal(c, linksPostRm, "null", check.Commentf("call to api deleteContainer links should have removed the specified links"))
}
func (s *DockerSuite) TestContainerAPIDeleteConflict(c *testing.T) {
out := runSleepingContainer(c)
id := strings.TrimSpace(out)
assert.NilError(c, waitRun(id))
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerRemove(context.Background(), id, types.ContainerRemoveOptions{})
expected := "cannot remove a running container"
assert.ErrorContains(c, err, expected)
}
func (s *DockerSuite) TestContainerAPIDeleteRemoveVolume(c *testing.T) {
testRequires(c, testEnv.IsLocalDaemon)
vol := "/testvolume"
if testEnv.OSType == "windows" {
vol = `c:\testvolume`
}
out := runSleepingContainer(c, "-v", vol)
id := strings.TrimSpace(out)
assert.NilError(c, waitRun(id))
source, err := inspectMountSourceField(id, vol)
assert.NilError(c, err)
_, err = os.Stat(source)
assert.NilError(c, err)
removeOptions := types.ContainerRemoveOptions{
Force: true,
RemoveVolumes: true,
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerRemove(context.Background(), id, removeOptions)
assert.NilError(c, err)
_, err = os.Stat(source)
assert.Assert(c, os.IsNotExist(err), checker.True, check.Commentf("expected to get ErrNotExist error, got %v", err))
}
// Regression test for https://github.com/docker/docker/issues/6231
func (s *DockerSuite) TestContainerAPIChunkedEncoding(c *testing.T) {
config := map[string]interface{}{
"Image": "busybox",
"Cmd": append([]string{"/bin/sh", "-c"}, sleepCommandForDaemonPlatform()...),
"OpenStdin": true,
}
resp, _, err := request.Post("/containers/create", request.JSONBody(config), request.With(func(req *http.Request) error {
// This is a cheat to make the http request do chunked encoding
// Otherwise (just setting the Content-Encoding to chunked) net/http will overwrite
// https://golang.org/src/pkg/net/http/request.go?s=11980:12172
req.ContentLength = -1
return nil
}))
assert.Assert(c, err == nil, check.Commentf("error creating container with chunked encoding"))
defer resp.Body.Close()
assert.Equal(c, resp.StatusCode, http.StatusCreated)
}
func (s *DockerSuite) TestContainerAPIPostContainerStop(c *testing.T) {
out := runSleepingContainer(c)
containerID := strings.TrimSpace(out)
assert.Assert(c, waitRun(containerID) == nil)
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerStop(context.Background(), containerID, nil)
assert.NilError(c, err)
assert.Assert(c, waitInspect(containerID, "{{ .State.Running }}", "false", 60*time.Second) == nil)
}
// #14170
func (s *DockerSuite) TestPostContainerAPICreateWithStringOrSliceEntrypoint(c *testing.T) {
config := containertypes.Config{
Image: "busybox",
Entrypoint: []string{"echo"},
Cmd: []string{"hello", "world"},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, "echotest")
assert.NilError(c, err)
out, _ := dockerCmd(c, "start", "-a", "echotest")
assert.Equal(c, strings.TrimSpace(out), "hello world")
config2 := struct {
Image string
Entrypoint string
Cmd []string
}{"busybox", "echo", []string{"hello", "world"}}
_, _, err = request.Post("/containers/create?name=echotest2", request.JSONBody(config2))
assert.NilError(c, err)
out, _ = dockerCmd(c, "start", "-a", "echotest2")
assert.Equal(c, strings.TrimSpace(out), "hello world")
}
// #14170
func (s *DockerSuite) TestPostContainersCreateWithStringOrSliceCmd(c *testing.T) {
config := containertypes.Config{
Image: "busybox",
Cmd: []string{"echo", "hello", "world"},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, "echotest")
assert.NilError(c, err)
out, _ := dockerCmd(c, "start", "-a", "echotest")
assert.Equal(c, strings.TrimSpace(out), "hello world")
config2 := struct {
Image string
Entrypoint string
Cmd string
}{"busybox", "echo", "hello world"}
_, _, err = request.Post("/containers/create?name=echotest2", request.JSONBody(config2))
assert.NilError(c, err)
out, _ = dockerCmd(c, "start", "-a", "echotest2")
assert.Equal(c, strings.TrimSpace(out), "hello world")
}
// regression #14318
// for backward compatibility testing with and without CAP_ prefix
// and with upper and lowercase
func (s *DockerSuite) TestPostContainersCreateWithStringOrSliceCapAddDrop(c *testing.T) {
// Windows doesn't support CapAdd/CapDrop
testRequires(c, DaemonIsLinux)
config := struct {
Image string
CapAdd string
CapDrop string
}{"busybox", "NET_ADMIN", "cap_sys_admin"}
res, _, err := request.Post("/containers/create?name=capaddtest0", request.JSONBody(config))
assert.NilError(c, err)
assert.Equal(c, res.StatusCode, http.StatusCreated)
config2 := containertypes.Config{
Image: "busybox",
}
hostConfig := containertypes.HostConfig{
CapAdd: []string{"net_admin", "SYS_ADMIN"},
CapDrop: []string{"SETGID", "CAP_SETPCAP"},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &config2, &hostConfig, &networktypes.NetworkingConfig{}, "capaddtest1")
assert.NilError(c, err)
}
// #14915
func (s *DockerSuite) TestContainerAPICreateNoHostConfig118(c *testing.T) {
testRequires(c, DaemonIsLinux) // Windows only support 1.25 or later
config := containertypes.Config{
Image: "busybox",
}
cli, err := client.NewClientWithOpts(client.FromEnv, client.WithVersion("v1.18"))
assert.NilError(c, err)
_, err = cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, "")
assert.NilError(c, err)
}
// Ensure an error occurs when you have a container read-only rootfs but you
// extract an archive to a symlink in a writable volume which points to a
// directory outside of the volume.
func (s *DockerSuite) TestPutContainerArchiveErrSymlinkInVolumeToReadOnlyRootfs(c *testing.T) {
// Windows does not support read-only rootfs
// Requires local volume mount bind.
// --read-only + userns has remount issues
testRequires(c, testEnv.IsLocalDaemon, NotUserNamespace, DaemonIsLinux)
testVol := getTestDir(c, "test-put-container-archive-err-symlink-in-volume-to-read-only-rootfs-")
defer os.RemoveAll(testVol)
makeTestContentInDir(c, testVol)
cID := makeTestContainer(c, testContainerOptions{
readOnly: true,
volumes: defaultVolumes(testVol), // Our bind mount is at /vol2
})
// Attempt to extract to a symlink in the volume which points to a
// directory outside the volume. This should cause an error because the
// rootfs is read-only.
cli, err := client.NewClientWithOpts(client.FromEnv, client.WithVersion("v1.20"))
assert.NilError(c, err)
err = cli.CopyToContainer(context.Background(), cID, "/vol2/symlinkToAbsDir", nil, types.CopyToContainerOptions{})
assert.ErrorContains(c, err, "container rootfs is marked read-only")
}
func (s *DockerSuite) TestPostContainersCreateWithWrongCpusetValues(c *testing.T) {
// Not supported on Windows
testRequires(c, DaemonIsLinux)
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
config := containertypes.Config{
Image: "busybox",
}
hostConfig1 := containertypes.HostConfig{
Resources: containertypes.Resources{
CpusetCpus: "1-42,,",
},
}
name := "wrong-cpuset-cpus"
_, err = cli.ContainerCreate(context.Background(), &config, &hostConfig1, &networktypes.NetworkingConfig{}, name)
expected := "Invalid value 1-42,, for cpuset cpus"
assert.ErrorContains(c, err, expected)
hostConfig2 := containertypes.HostConfig{
Resources: containertypes.Resources{
CpusetMems: "42-3,1--",
},
}
name = "wrong-cpuset-mems"
_, err = cli.ContainerCreate(context.Background(), &config, &hostConfig2, &networktypes.NetworkingConfig{}, name)
expected = "Invalid value 42-3,1-- for cpuset mems"
assert.ErrorContains(c, err, expected)
}
func (s *DockerSuite) TestPostContainersCreateShmSizeNegative(c *testing.T) {
// ShmSize is not supported on Windows
testRequires(c, DaemonIsLinux)
config := containertypes.Config{
Image: "busybox",
}
hostConfig := containertypes.HostConfig{
ShmSize: -1,
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &config, &hostConfig, &networktypes.NetworkingConfig{}, "")
assert.ErrorContains(c, err, "SHM size can not be less than 0")
}
func (s *DockerSuite) TestPostContainersCreateShmSizeHostConfigOmitted(c *testing.T) {
// ShmSize is not supported on Windows
testRequires(c, DaemonIsLinux)
var defaultSHMSize int64 = 67108864
config := containertypes.Config{
Image: "busybox",
Cmd: []string{"mount"},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
container, err := cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, "")
assert.NilError(c, err)
containerJSON, err := cli.ContainerInspect(context.Background(), container.ID)
assert.NilError(c, err)
assert.Equal(c, containerJSON.HostConfig.ShmSize, defaultSHMSize)
out, _ := dockerCmd(c, "start", "-i", containerJSON.ID)
shmRegexp := regexp.MustCompile(`shm on /dev/shm type tmpfs(.*)size=65536k`)
if !shmRegexp.MatchString(out) {
c.Fatalf("Expected shm of 64MB in mount command, got %v", out)
}
}
func (s *DockerSuite) TestPostContainersCreateShmSizeOmitted(c *testing.T) {
// ShmSize is not supported on Windows
testRequires(c, DaemonIsLinux)
config := containertypes.Config{
Image: "busybox",
Cmd: []string{"mount"},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
container, err := cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, "")
assert.NilError(c, err)
containerJSON, err := cli.ContainerInspect(context.Background(), container.ID)
assert.NilError(c, err)
assert.Equal(c, containerJSON.HostConfig.ShmSize, int64(67108864))
out, _ := dockerCmd(c, "start", "-i", containerJSON.ID)
shmRegexp := regexp.MustCompile(`shm on /dev/shm type tmpfs(.*)size=65536k`)
if !shmRegexp.MatchString(out) {
c.Fatalf("Expected shm of 64MB in mount command, got %v", out)
}
}
func (s *DockerSuite) TestPostContainersCreateWithShmSize(c *testing.T) {
// ShmSize is not supported on Windows
testRequires(c, DaemonIsLinux)
config := containertypes.Config{
Image: "busybox",
Cmd: []string{"mount"},
}
hostConfig := containertypes.HostConfig{
ShmSize: 1073741824,
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
container, err := cli.ContainerCreate(context.Background(), &config, &hostConfig, &networktypes.NetworkingConfig{}, "")
assert.NilError(c, err)
containerJSON, err := cli.ContainerInspect(context.Background(), container.ID)
assert.NilError(c, err)
assert.Equal(c, containerJSON.HostConfig.ShmSize, int64(1073741824))
out, _ := dockerCmd(c, "start", "-i", containerJSON.ID)
shmRegex := regexp.MustCompile(`shm on /dev/shm type tmpfs(.*)size=1048576k`)
if !shmRegex.MatchString(out) {
c.Fatalf("Expected shm of 1GB in mount command, got %v", out)
}
}
func (s *DockerSuite) TestPostContainersCreateMemorySwappinessHostConfigOmitted(c *testing.T) {
// Swappiness is not supported on Windows
testRequires(c, DaemonIsLinux)
config := containertypes.Config{
Image: "busybox",
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
container, err := cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, "")
assert.NilError(c, err)
containerJSON, err := cli.ContainerInspect(context.Background(), container.ID)
assert.NilError(c, err)
if versions.LessThan(testEnv.DaemonAPIVersion(), "1.31") {
assert.Equal(c, *containerJSON.HostConfig.MemorySwappiness, int64(-1))
} else {
assert.Assert(c, containerJSON.HostConfig.MemorySwappiness == nil)
}
}
// check validation is done daemon side and not only in cli
func (s *DockerSuite) TestPostContainersCreateWithOomScoreAdjInvalidRange(c *testing.T) {
// OomScoreAdj is not supported on Windows
testRequires(c, DaemonIsLinux)
config := containertypes.Config{
Image: "busybox",
}
hostConfig := containertypes.HostConfig{
OomScoreAdj: 1001,
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
name := "oomscoreadj-over"
_, err = cli.ContainerCreate(context.Background(), &config, &hostConfig, &networktypes.NetworkingConfig{}, name)
expected := "Invalid value 1001, range for oom score adj is [-1000, 1000]"
assert.ErrorContains(c, err, expected)
hostConfig = containertypes.HostConfig{
OomScoreAdj: -1001,
}
name = "oomscoreadj-low"
_, err = cli.ContainerCreate(context.Background(), &config, &hostConfig, &networktypes.NetworkingConfig{}, name)
expected = "Invalid value -1001, range for oom score adj is [-1000, 1000]"
assert.ErrorContains(c, err, expected)
}
// test case for #22210 where an empty container name caused panic.
func (s *DockerSuite) TestContainerAPIDeleteWithEmptyName(c *testing.T) {
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
err = cli.ContainerRemove(context.Background(), "", types.ContainerRemoveOptions{})
assert.ErrorContains(c, err, "No such container")
}
func (s *DockerSuite) TestContainerAPIStatsWithNetworkDisabled(c *testing.T) {
// Problematic on Windows as Windows does not support stats
testRequires(c, DaemonIsLinux)
name := "testing-network-disabled"
config := containertypes.Config{
Image: "busybox",
Cmd: []string{"top"},
NetworkDisabled: true,
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &config, &containertypes.HostConfig{}, &networktypes.NetworkingConfig{}, name)
assert.NilError(c, err)
err = cli.ContainerStart(context.Background(), name, types.ContainerStartOptions{})
assert.NilError(c, err)
assert.Assert(c, waitRun(name) == nil)
type b struct {
stats types.ContainerStats
err error
}
bc := make(chan b, 1)
go func() {
stats, err := cli.ContainerStats(context.Background(), name, false)
bc <- b{stats, err}
}()
// allow some time to stream the stats from the container
time.Sleep(4 * time.Second)
dockerCmd(c, "rm", "-f", name)
// collect the results from the stats stream or timeout and fail
// if the stream was not disconnected.
select {
case <-time.After(2 * time.Second):
c.Fatal("stream was not closed after container was removed")
case sr := <-bc:
assert.Assert(c, sr.err == nil)
sr.stats.Body.Close()
}
}
func (s *DockerSuite) TestContainersAPICreateMountsValidation(c *testing.T) {
type testCase struct {
config containertypes.Config
hostConfig containertypes.HostConfig
msg string
}
prefix, slash := getPrefixAndSlashFromDaemonPlatform()
destPath := prefix + slash + "foo"
notExistPath := prefix + slash + "notexist"
cases := []testCase{
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "notreal",
Target: destPath,
},
},
},
msg: "mount type unknown",
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "bind"}}},
msg: "Target must not be empty",
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "bind",
Target: destPath}}},
msg: "Source must not be empty",
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "bind",
Source: notExistPath,
Target: destPath}}},
msg: "source path does not exist",
// FIXME(vdemeester) fails into e2e, migrate to integration/container anyway
// msg: "source path does not exist: " + notExistPath,
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "volume"}}},
msg: "Target must not be empty",
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "volume",
Source: "hello",
Target: destPath}}},
msg: "",
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "volume",
Source: "hello2",
Target: destPath,
VolumeOptions: &mounttypes.VolumeOptions{
DriverConfig: &mounttypes.Driver{
Name: "local"}}}}},
msg: "",
},
}
if testEnv.IsLocalDaemon() {
tmpDir, err := ioutils.TempDir("", "test-mounts-api")
assert.NilError(c, err)
defer os.RemoveAll(tmpDir)
cases = append(cases, []testCase{
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "bind",
Source: tmpDir,
Target: destPath}}},
msg: "",
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "bind",
Source: tmpDir,
Target: destPath,
VolumeOptions: &mounttypes.VolumeOptions{}}}},
msg: "VolumeOptions must not be specified",
},
}...)
}
if DaemonIsWindows() {
cases = append(cases, []testCase{
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{
{
Type: "volume",
Source: "not-supported-on-windows",
Target: destPath,
VolumeOptions: &mounttypes.VolumeOptions{
DriverConfig: &mounttypes.Driver{
Name: "local",
Options: map[string]string{"type": "tmpfs"},
},
},
},
},
},
msg: `options are not supported on this platform`,
},
}...)
}
if DaemonIsLinux() {
cases = append(cases, []testCase{
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{
{
Type: "volume",
Source: "missing-device-opt",
Target: destPath,
VolumeOptions: &mounttypes.VolumeOptions{
DriverConfig: &mounttypes.Driver{
Name: "local",
Options: map[string]string{"foobar": "foobaz"},
},
},
},
},
},
msg: `invalid option: "foobar"`,
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{
{
Type: "volume",
Source: "missing-device-opt",
Target: destPath,
VolumeOptions: &mounttypes.VolumeOptions{
DriverConfig: &mounttypes.Driver{
Name: "local",
Options: map[string]string{"type": "tmpfs"},
},
},
},
},
},
msg: `missing required option: "device"`,
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{
{
Type: "volume",
Source: "missing-type-opt",
Target: destPath,
VolumeOptions: &mounttypes.VolumeOptions{
DriverConfig: &mounttypes.Driver{
Name: "local",
Options: map[string]string{"device": "tmpfs"},
},
},
},
},
},
msg: `missing required option: "type"`,
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{
{
Type: "volume",
Source: "hello4",
Target: destPath,
VolumeOptions: &mounttypes.VolumeOptions{
DriverConfig: &mounttypes.Driver{
Name: "local",
Options: map[string]string{"o": "size=1", "type": "tmpfs", "device": "tmpfs"},
},
},
},
},
},
msg: "",
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "tmpfs",
Target: destPath}}},
msg: "",
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "tmpfs",
Target: destPath,
TmpfsOptions: &mounttypes.TmpfsOptions{
SizeBytes: 4096 * 1024,
Mode: 0700,
}}}},
msg: "",
},
{
config: containertypes.Config{
Image: "busybox",
},
hostConfig: containertypes.HostConfig{
Mounts: []mounttypes.Mount{{
Type: "tmpfs",
Source: "/shouldnotbespecified",
Target: destPath}}},
msg: "Source must not be specified",
},
}...)
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
// TODO add checks for statuscode returned by API
for i, x := range cases {
c.Logf("case %d", i)
_, err = cli.ContainerCreate(context.Background(), &x.config, &x.hostConfig, &networktypes.NetworkingConfig{}, "")
if len(x.msg) > 0 {
assert.ErrorContains(c, err, x.msg, "%v", cases[i].config)
} else {
assert.NilError(c, err)
}
}
}
func (s *DockerSuite) TestContainerAPICreateMountsBindRead(c *testing.T) {
testRequires(c, NotUserNamespace, testEnv.IsLocalDaemon)
// also with data in the host side
prefix, slash := getPrefixAndSlashFromDaemonPlatform()
destPath := prefix + slash + "foo"
tmpDir, err := ioutil.TempDir("", "test-mounts-api-bind")
assert.NilError(c, err)
defer os.RemoveAll(tmpDir)
err = ioutil.WriteFile(filepath.Join(tmpDir, "bar"), []byte("hello"), 666)
assert.NilError(c, err)
config := containertypes.Config{
Image: "busybox",
Cmd: []string{"/bin/sh", "-c", "cat /foo/bar"},
}
hostConfig := containertypes.HostConfig{
Mounts: []mounttypes.Mount{
{Type: "bind", Source: tmpDir, Target: destPath},
},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
_, err = cli.ContainerCreate(context.Background(), &config, &hostConfig, &networktypes.NetworkingConfig{}, "test")
assert.NilError(c, err)
out, _ := dockerCmd(c, "start", "-a", "test")
assert.Equal(c, out, "hello")
}
// Test Mounts comes out as expected for the MountPoint
func (s *DockerSuite) TestContainersAPICreateMountsCreate(c *testing.T) {
prefix, slash := getPrefixAndSlashFromDaemonPlatform()
destPath := prefix + slash + "foo"
var (
testImg string
)
if testEnv.OSType != "windows" {
testImg = "test-mount-config"
buildImageSuccessfully(c, testImg, build.WithDockerfile(`
FROM busybox
RUN mkdir `+destPath+` && touch `+destPath+slash+`bar
CMD cat `+destPath+slash+`bar
`))
} else {
testImg = "busybox"
}
type testCase struct {
spec mounttypes.Mount
expected types.MountPoint
}
var selinuxSharedLabel string
// this test label was added after a bug fix in 1.32, thus add requirements min API >= 1.32
// for the sake of making test pass in earlier versions
// bug fixed in https://github.com/moby/moby/pull/34684
if !versions.LessThan(testEnv.DaemonAPIVersion(), "1.32") {
if runtime.GOOS == "linux" {
selinuxSharedLabel = "z"
}
}
cases := []testCase{
// use literal strings here for `Type` instead of the defined constants in the volume package to keep this honest
// Validation of the actual `Mount` struct is done in another test is not needed here
{
spec: mounttypes.Mount{Type: "volume", Target: destPath},
expected: types.MountPoint{Driver: volume.DefaultDriverName, Type: "volume", RW: true, Destination: destPath, Mode: selinuxSharedLabel},
},
{
spec: mounttypes.Mount{Type: "volume", Target: destPath + slash},
expected: types.MountPoint{Driver: volume.DefaultDriverName, Type: "volume", RW: true, Destination: destPath, Mode: selinuxSharedLabel},
},
{
spec: mounttypes.Mount{Type: "volume", Target: destPath, Source: "test1"},
expected: types.MountPoint{Type: "volume", Name: "test1", RW: true, Destination: destPath, Mode: selinuxSharedLabel},
},
{
spec: mounttypes.Mount{Type: "volume", Target: destPath, ReadOnly: true, Source: "test2"},
expected: types.MountPoint{Type: "volume", Name: "test2", RW: false, Destination: destPath, Mode: selinuxSharedLabel},
},
{
spec: mounttypes.Mount{Type: "volume", Target: destPath, Source: "test3", VolumeOptions: &mounttypes.VolumeOptions{DriverConfig: &mounttypes.Driver{Name: volume.DefaultDriverName}}},
expected: types.MountPoint{Driver: volume.DefaultDriverName, Type: "volume", Name: "test3", RW: true, Destination: destPath, Mode: selinuxSharedLabel},
},
}
if testEnv.IsLocalDaemon() {
// setup temp dir for testing binds
tmpDir1, err := ioutil.TempDir("", "test-mounts-api-1")
assert.NilError(c, err)
defer os.RemoveAll(tmpDir1)
cases = append(cases, []testCase{
{
spec: mounttypes.Mount{
Type: "bind",
Source: tmpDir1,
Target: destPath,
},
expected: types.MountPoint{
Type: "bind",
RW: true,
Destination: destPath,
Source: tmpDir1,
},
},
{
spec: mounttypes.Mount{Type: "bind", Source: tmpDir1, Target: destPath, ReadOnly: true},
expected: types.MountPoint{Type: "bind", RW: false, Destination: destPath, Source: tmpDir1},
},
}...)
// for modes only supported on Linux
if DaemonIsLinux() {
tmpDir3, err := ioutils.TempDir("", "test-mounts-api-3")
assert.NilError(c, err)
defer os.RemoveAll(tmpDir3)
assert.Assert(c, mount.Mount(tmpDir3, tmpDir3, "none", "bind,shared") == nil)
cases = append(cases, []testCase{
{
spec: mounttypes.Mount{Type: "bind", Source: tmpDir3, Target: destPath},
expected: types.MountPoint{Type: "bind", RW: true, Destination: destPath, Source: tmpDir3},
},
{
spec: mounttypes.Mount{Type: "bind", Source: tmpDir3, Target: destPath, ReadOnly: true},
expected: types.MountPoint{Type: "bind", RW: false, Destination: destPath, Source: tmpDir3},
},
{
spec: mounttypes.Mount{Type: "bind", Source: tmpDir3, Target: destPath, ReadOnly: true, BindOptions: &mounttypes.BindOptions{Propagation: "shared"}},
expected: types.MountPoint{Type: "bind", RW: false, Destination: destPath, Source: tmpDir3, Propagation: "shared"},
},
}...)
}
}
if testEnv.OSType != "windows" { // Windows does not support volume populate
cases = append(cases, []testCase{
{
spec: mounttypes.Mount{Type: "volume", Target: destPath, VolumeOptions: &mounttypes.VolumeOptions{NoCopy: true}},
expected: types.MountPoint{Driver: volume.DefaultDriverName, Type: "volume", RW: true, Destination: destPath, Mode: selinuxSharedLabel},
},
{
spec: mounttypes.Mount{Type: "volume", Target: destPath + slash, VolumeOptions: &mounttypes.VolumeOptions{NoCopy: true}},
expected: types.MountPoint{Driver: volume.DefaultDriverName, Type: "volume", RW: true, Destination: destPath, Mode: selinuxSharedLabel},
},
{
spec: mounttypes.Mount{Type: "volume", Target: destPath, Source: "test4", VolumeOptions: &mounttypes.VolumeOptions{NoCopy: true}},
expected: types.MountPoint{Type: "volume", Name: "test4", RW: true, Destination: destPath, Mode: selinuxSharedLabel},
},
{
spec: mounttypes.Mount{Type: "volume", Target: destPath, Source: "test5", ReadOnly: true, VolumeOptions: &mounttypes.VolumeOptions{NoCopy: true}},
expected: types.MountPoint{Type: "volume", Name: "test5", RW: false, Destination: destPath, Mode: selinuxSharedLabel},
},
}...)
}
type wrapper struct {
containertypes.Config
HostConfig containertypes.HostConfig
}
type createResp struct {
ID string `json:"Id"`
}
ctx := context.Background()
apiclient := testEnv.APIClient()
for i, x := range cases {
c.Logf("case %d - config: %v", i, x.spec)
container, err := apiclient.ContainerCreate(
ctx,
&containertypes.Config{Image: testImg},
&containertypes.HostConfig{Mounts: []mounttypes.Mount{x.spec}},
&networktypes.NetworkingConfig{},
"")
assert.NilError(c, err)
containerInspect, err := apiclient.ContainerInspect(ctx, container.ID)
assert.NilError(c, err)
mps := containerInspect.Mounts
assert.Assert(c, is.Len(mps, 1))
mountPoint := mps[0]
if x.expected.Source != "" {
assert.Check(c, is.Equal(x.expected.Source, mountPoint.Source))
}
if x.expected.Name != "" {
assert.Check(c, is.Equal(x.expected.Name, mountPoint.Name))
}
if x.expected.Driver != "" {
assert.Check(c, is.Equal(x.expected.Driver, mountPoint.Driver))
}
if x.expected.Propagation != "" {
assert.Check(c, is.Equal(x.expected.Propagation, mountPoint.Propagation))
}
assert.Check(c, is.Equal(x.expected.RW, mountPoint.RW))
assert.Check(c, is.Equal(x.expected.Type, mountPoint.Type))
assert.Check(c, is.Equal(x.expected.Mode, mountPoint.Mode))
assert.Check(c, is.Equal(x.expected.Destination, mountPoint.Destination))
err = apiclient.ContainerStart(ctx, container.ID, types.ContainerStartOptions{})
assert.NilError(c, err)
poll.WaitOn(c, containerExit(apiclient, container.ID), poll.WithDelay(time.Second))
err = apiclient.ContainerRemove(ctx, container.ID, types.ContainerRemoveOptions{
RemoveVolumes: true,
Force: true,
})
assert.NilError(c, err)
switch {
// Named volumes still exist after the container is removed
case x.spec.Type == "volume" && len(x.spec.Source) > 0:
_, err := apiclient.VolumeInspect(ctx, mountPoint.Name)
assert.NilError(c, err)
// Bind mounts are never removed with the container
case x.spec.Type == "bind":
// anonymous volumes are removed
default:
_, err := apiclient.VolumeInspect(ctx, mountPoint.Name)
assert.Check(c, client.IsErrNotFound(err))
}
}
}
func containerExit(apiclient client.APIClient, name string) func(poll.LogT) poll.Result {
return func(logT poll.LogT) poll.Result {
container, err := apiclient.ContainerInspect(context.Background(), name)
if err != nil {
return poll.Error(err)
}
switch container.State.Status {
case "created", "running":
return poll.Continue("container %s is %s, waiting for exit", name, container.State.Status)
}
return poll.Success()
}
}
func (s *DockerSuite) TestContainersAPICreateMountsTmpfs(c *testing.T) {
testRequires(c, DaemonIsLinux)
type testCase struct {
cfg mounttypes.Mount
expectedOptions []string
}
target := "/foo"
cases := []testCase{
{
cfg: mounttypes.Mount{
Type: "tmpfs",
Target: target},
expectedOptions: []string{"rw", "nosuid", "nodev", "noexec", "relatime"},
},
{
cfg: mounttypes.Mount{
Type: "tmpfs",
Target: target,
TmpfsOptions: &mounttypes.TmpfsOptions{
SizeBytes: 4096 * 1024, Mode: 0700}},
expectedOptions: []string{"rw", "nosuid", "nodev", "noexec", "relatime", "size=4096k", "mode=700"},
},
}
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
config := containertypes.Config{
Image: "busybox",
Cmd: []string{"/bin/sh", "-c", fmt.Sprintf("mount | grep 'tmpfs on %s'", target)},
}
for i, x := range cases {
cName := fmt.Sprintf("test-tmpfs-%d", i)
hostConfig := containertypes.HostConfig{
Mounts: []mounttypes.Mount{x.cfg},
}
_, err = cli.ContainerCreate(context.Background(), &config, &hostConfig, &networktypes.NetworkingConfig{}, cName)
assert.NilError(c, err)
out, _ := dockerCmd(c, "start", "-a", cName)
for _, option := range x.expectedOptions {
assert.Assert(c, out, checker.Contains, option)
}
}
}
// Regression test for #33334
// Makes sure that when a container which has a custom stop signal + restart=always
// gets killed (with SIGKILL) by the kill API, that the restart policy is cancelled.
func (s *DockerSuite) TestContainerKillCustomStopSignal(c *testing.T) {
id := strings.TrimSpace(runSleepingContainer(c, "--stop-signal=SIGTERM", "--restart=always"))
res, _, err := request.Post("/containers/" + id + "/kill")
assert.NilError(c, err)
defer res.Body.Close()
b, err := ioutil.ReadAll(res.Body)
assert.NilError(c, err)
assert.Equal(c, res.StatusCode, http.StatusNoContent, string(b))
err = waitInspect(id, "{{.State.Running}} {{.State.Restarting}}", "false false", 30*time.Second)
assert.NilError(c, err)
}