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package main
import (
"encoding/json"
"fmt"
"os"
"os/exec"
"reflect"
"strings"
"time"
"github.com/docker/docker/nat"
"github.com/go-check/check"
)
// Make sure we can create a simple container with some args
func (s *DockerSuite) TestCreateArgs(c *check.C) {
runCmd := exec.Command(dockerBinary, "create", "busybox", "command", "arg1", "arg2", "arg with space")
out, _, _, err := runCommandWithStdoutStderr(runCmd)
if err != nil {
c.Fatal(out, err)
}
cleanedContainerID := strings.TrimSpace(out)
inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
out, _, err = runCommandWithOutput(inspectCmd)
if err != nil {
c.Fatalf("out should've been a container id: %s, %v", out, err)
}
containers := []struct {
ID string
Created time.Time
Path string
Args []string
Image string
}{}
if err := json.Unmarshal([]byte(out), &containers); err != nil {
c.Fatalf("Error inspecting the container: %s", err)
}
if len(containers) != 1 {
c.Fatalf("Unexpected container count. Expected 0, received: %d", len(containers))
}
cont := containers[0]
if cont.Path != "command" {
c.Fatalf("Unexpected container path. Expected command, received: %s", cont.Path)
}
b := false
expected := []string{"arg1", "arg2", "arg with space"}
for i, arg := range expected {
if arg != cont.Args[i] {
b = true
break
}
}
if len(cont.Args) != len(expected) || b {
c.Fatalf("Unexpected args. Expected %v, received: %v", expected, cont.Args)
}
}
// Make sure we can set hostconfig options too
func (s *DockerSuite) TestCreateHostConfig(c *check.C) {
runCmd := exec.Command(dockerBinary, "create", "-P", "busybox", "echo")
out, _, _, err := runCommandWithStdoutStderr(runCmd)
if err != nil {
c.Fatal(out, err)
}
cleanedContainerID := strings.TrimSpace(out)
inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
out, _, err = runCommandWithOutput(inspectCmd)
if err != nil {
c.Fatalf("out should've been a container id: %s, %v", out, err)
}
containers := []struct {
HostConfig *struct {
PublishAllPorts bool
}
}{}
if err := json.Unmarshal([]byte(out), &containers); err != nil {
c.Fatalf("Error inspecting the container: %s", err)
}
if len(containers) != 1 {
c.Fatalf("Unexpected container count. Expected 0, received: %d", len(containers))
}
cont := containers[0]
if cont.HostConfig == nil {
c.Fatalf("Expected HostConfig, got none")
}
if !cont.HostConfig.PublishAllPorts {
c.Fatalf("Expected PublishAllPorts, got false")
}
}
func (s *DockerSuite) TestCreateWithPortRange(c *check.C) {
runCmd := exec.Command(dockerBinary, "create", "-p", "3300-3303:3300-3303/tcp", "busybox", "echo")
out, _, _, err := runCommandWithStdoutStderr(runCmd)
if err != nil {
c.Fatal(out, err)
}
cleanedContainerID := strings.TrimSpace(out)
inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
out, _, err = runCommandWithOutput(inspectCmd)
if err != nil {
c.Fatalf("out should've been a container id: %s, %v", out, err)
}
containers := []struct {
HostConfig *struct {
PortBindings map[nat.Port][]nat.PortBinding
}
}{}
if err := json.Unmarshal([]byte(out), &containers); err != nil {
c.Fatalf("Error inspecting the container: %s", err)
}
if len(containers) != 1 {
c.Fatalf("Unexpected container count. Expected 0, received: %d", len(containers))
}
cont := containers[0]
if cont.HostConfig == nil {
c.Fatalf("Expected HostConfig, got none")
}
if len(cont.HostConfig.PortBindings) != 4 {
c.Fatalf("Expected 4 ports bindings, got %d", len(cont.HostConfig.PortBindings))
}
for k, v := range cont.HostConfig.PortBindings {
if len(v) != 1 {
c.Fatalf("Expected 1 ports binding, for the port %s but found %s", k, v)
}
if k.Port() != v[0].HostPort {
c.Fatalf("Expected host port %d to match published port %d", k.Port(), v[0].HostPort)
}
}
}
func (s *DockerSuite) TestCreateWithiLargePortRange(c *check.C) {
runCmd := exec.Command(dockerBinary, "create", "-p", "1-65535:1-65535/tcp", "busybox", "echo")
out, _, _, err := runCommandWithStdoutStderr(runCmd)
if err != nil {
c.Fatal(out, err)
}
cleanedContainerID := strings.TrimSpace(out)
inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
out, _, err = runCommandWithOutput(inspectCmd)
if err != nil {
c.Fatalf("out should've been a container id: %s, %v", out, err)
}
containers := []struct {
HostConfig *struct {
PortBindings map[nat.Port][]nat.PortBinding
}
}{}
if err := json.Unmarshal([]byte(out), &containers); err != nil {
c.Fatalf("Error inspecting the container: %s", err)
}
if len(containers) != 1 {
c.Fatalf("Unexpected container count. Expected 0, received: %d", len(containers))
}
cont := containers[0]
if cont.HostConfig == nil {
c.Fatalf("Expected HostConfig, got none")
}
if len(cont.HostConfig.PortBindings) != 65535 {
c.Fatalf("Expected 65535 ports bindings, got %d", len(cont.HostConfig.PortBindings))
}
for k, v := range cont.HostConfig.PortBindings {
if len(v) != 1 {
c.Fatalf("Expected 1 ports binding, for the port %s but found %s", k, v)
}
if k.Port() != v[0].HostPort {
c.Fatalf("Expected host port %d to match published port %d", k.Port(), v[0].HostPort)
}
}
}
// "test123" should be printed by docker create + start
func (s *DockerSuite) TestCreateEchoStdout(c *check.C) {
runCmd := exec.Command(dockerBinary, "create", "busybox", "echo", "test123")
out, _, _, err := runCommandWithStdoutStderr(runCmd)
if err != nil {
c.Fatal(out, err)
}
cleanedContainerID := strings.TrimSpace(out)
runCmd = exec.Command(dockerBinary, "start", "-ai", cleanedContainerID)
out, _, _, err = runCommandWithStdoutStderr(runCmd)
if err != nil {
c.Fatal(out, err)
}
if out != "test123\n" {
c.Errorf("container should've printed 'test123', got %q", out)
}
}
func (s *DockerSuite) TestCreateVolumesCreated(c *check.C) {
testRequires(c, SameHostDaemon)
name := "test_create_volume"
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "create", "--name", name, "-v", "/foo", "busybox")); err != nil {
c.Fatal(out, err)
}
dir, err := inspectFieldMap(name, "Volumes", "/foo")
if err != nil {
c.Fatalf("Error getting volume host path: %q", err)
}
if _, err := os.Stat(dir); err != nil && os.IsNotExist(err) {
c.Fatalf("Volume was not created")
}
if err != nil {
c.Fatalf("Error statting volume host path: %q", err)
}
}
func (s *DockerSuite) TestCreateLabels(c *check.C) {
name := "test_create_labels"
expected := map[string]string{"k1": "v1", "k2": "v2"}
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "create", "--name", name, "-l", "k1=v1", "--label", "k2=v2", "busybox")); err != nil {
c.Fatal(out, err)
}
actual := make(map[string]string)
err := inspectFieldAndMarshall(name, "Config.Labels", &actual)
if err != nil {
c.Fatal(err)
}
if !reflect.DeepEqual(expected, actual) {
c.Fatalf("Expected %s got %s", expected, actual)
}
}
func (s *DockerSuite) TestCreateLabelFromImage(c *check.C) {
imageName := "testcreatebuildlabel"
_, err := buildImage(imageName,
`FROM busybox
LABEL k1=v1 k2=v2`,
true)
if err != nil {
c.Fatal(err)
}
name := "test_create_labels_from_image"
expected := map[string]string{"k2": "x", "k3": "v3", "k1": "v1"}
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "create", "--name", name, "-l", "k2=x", "--label", "k3=v3", imageName)); err != nil {
c.Fatal(out, err)
}
actual := make(map[string]string)
err = inspectFieldAndMarshall(name, "Config.Labels", &actual)
if err != nil {
c.Fatal(err)
}
if !reflect.DeepEqual(expected, actual) {
c.Fatalf("Expected %s got %s", expected, actual)
}
}
func (s *DockerSuite) TestCreateHostnameWithNumber(c *check.C) {
out, _ := dockerCmd(c, "run", "-h", "web.0", "busybox", "hostname")
if strings.TrimSpace(out) != "web.0" {
c.Fatalf("hostname not set, expected `web.0`, got: %s", out)
}
}
func (s *DockerSuite) TestCreateRM(c *check.C) {
// Test to make sure we can 'rm' a new container that is in
// "Created" state, and has ever been run. Test "rm -f" too.
// create a container
createCmd := exec.Command(dockerBinary, "create", "busybox")
out, _, err := runCommandWithOutput(createCmd)
if err != nil {
c.Fatalf("Failed to create container:%s\n%s", out, err)
}
cID := strings.TrimSpace(out)
rmCmd := exec.Command(dockerBinary, "rm", cID)
out, _, err = runCommandWithOutput(rmCmd)
if err != nil {
c.Fatalf("Failed to rm container:%s\n%s", out, err)
}
// Now do it again so we can "rm -f" this time
createCmd = exec.Command(dockerBinary, "create", "busybox")
out, _, err = runCommandWithOutput(createCmd)
if err != nil {
c.Fatalf("Failed to create 2nd container:%s\n%s", out, err)
}
cID = strings.TrimSpace(out)
rmCmd = exec.Command(dockerBinary, "rm", "-f", cID)
out, _, err = runCommandWithOutput(rmCmd)
if err != nil {
c.Fatalf("Failed to rm -f container:%s\n%s", out, err)
}
}
func (s *DockerSuite) TestCreateModeIpcContainer(c *check.C) {
testRequires(c, SameHostDaemon)
cmd := exec.Command(dockerBinary, "create", "busybox")
out, _, err := runCommandWithOutput(cmd)
if err != nil {
c.Fatal(err, out)
}
id := strings.TrimSpace(out)
cmd = exec.Command(dockerBinary, "create", fmt.Sprintf("--ipc=container:%s", id), "busybox")
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatalf("Create container with ipc mode container should success with non running container: %s\n%s", out, err)
}
}