package main

import (

"encoding/json"

"fmt"

"os"

"reflect"

"strings"

"time"

"os/exec"

"io/ioutil"

"github.com/docker/docker/pkg/integration/checker"

"github.com/docker/docker/pkg/stringid"

"github.com/docker/go-connections/nat"

"github.com/go-check/check"

)

// Make sure we can create a simple container with some args

func (s *DockerSuite) TestCreateArgs(c *check.C) {

// TODO Windows. This requires further investigation for porting to

// Windows CI. Currently fails.

if daemonPlatform == "windows" {

c.Skip("Fails on Windows CI")

}

out, _ := dockerCmd(c, "create", "busybox", "command", "arg1", "arg2", "arg with space", "-c", "flags")

cleanedContainerID := strings.TrimSpace(out)

out, _ = dockerCmd(c, "inspect", cleanedContainerID)

containers := []struct {

ID string

Created time.Time

Path string

Args []string

Image string

}{}

err := json.Unmarshal([]byte(out), &containers)

c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err))

c.Assert(containers, checker.HasLen, 1)

cont := containers[0]

c.Assert(string(cont.Path), checker.Equals, "command", check.Commentf("Unexpected container path. Expected command, received: %s", cont.Path))

b := false

expected := []string{"arg1", "arg2", "arg with space", "-c", "flags"}

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 grow the container's rootfs at creation time.

func (s *DockerSuite) TestCreateGrowRootfs(c *check.C) {

testRequires(c, Devicemapper)

out, _ := dockerCmd(c, "create", "--storage-opt", "size=120G", "busybox")

cleanedContainerID := strings.TrimSpace(out)

inspectOut := inspectField(c, cleanedContainerID, "HostConfig.StorageOpt")

c.Assert(inspectOut, checker.Equals, "map[size:120G]")

}

// Make sure we cannot shrink the container's rootfs at creation time.

func (s *DockerSuite) TestCreateShrinkRootfs(c *check.C) {

testRequires(c, Devicemapper)

// Ensure this fails because of the defaultBaseFsSize is 10G

out, _, err := dockerCmdWithError("create", "--storage-opt", "size=5G", "busybox")

c.Assert(err, check.NotNil, check.Commentf(out))

c.Assert(out, checker.Contains, "Container size cannot be smaller than")

}

// Make sure we can set hostconfig options too

func (s *DockerSuite) TestCreateHostConfig(c *check.C) {

out, _ := dockerCmd(c, "create", "-P", "busybox", "echo")

cleanedContainerID := strings.TrimSpace(out)

out, _ = dockerCmd(c, "inspect", cleanedContainerID)

containers := []struct {

HostConfig *struct {

PublishAllPorts bool

}

}{}

err := json.Unmarshal([]byte(out), &containers)

c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err))

c.Assert(containers, checker.HasLen, 1)

cont := containers[0]

c.Assert(cont.HostConfig, check.NotNil, check.Commentf("Expected HostConfig, got none"))

c.Assert(cont.HostConfig.PublishAllPorts, check.NotNil, check.Commentf("Expected PublishAllPorts, got false"))

}

func (s *DockerSuite) TestCreateWithPortRange(c *check.C) {

// Windows does not currently support port ranges.

testRequires(c, DaemonIsLinux)

out, _ := dockerCmd(c, "create", "-p", "3300-3303:3300-3303/tcp", "busybox", "echo")

cleanedContainerID := strings.TrimSpace(out)

out, _ = dockerCmd(c, "inspect", cleanedContainerID)

containers := []struct {

HostConfig *struct {

PortBindings map[nat.Port][]nat.PortBinding

}

}{}

err := json.Unmarshal([]byte(out), &containers)

c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err))

c.Assert(containers, checker.HasLen, 1)

cont := containers[0]

c.Assert(cont.HostConfig, check.NotNil, check.Commentf("Expected HostConfig, got none"))

c.Assert(cont.HostConfig.PortBindings, checker.HasLen, 4, check.Commentf("Expected 4 ports bindings, got %d", len(cont.HostConfig.PortBindings)))

for k, v := range cont.HostConfig.PortBindings {

c.Assert(v, checker.HasLen, 1, check.Commentf("Expected 1 ports binding, for the port %s but found %s", k, v))

c.Assert(k.Port(), checker.Equals, v[0].HostPort, check.Commentf("Expected host port %s to match published port %s", k.Port(), v[0].HostPort))

}

}

func (s *DockerSuite) TestCreateWithLargePortRange(c *check.C) {

// Windows does not currently support port ranges.

testRequires(c, DaemonIsLinux)

out, _ := dockerCmd(c, "create", "-p", "1-65535:1-65535/tcp", "busybox", "echo")

cleanedContainerID := strings.TrimSpace(out)

out, _ = dockerCmd(c, "inspect", cleanedContainerID)

containers := []struct {

HostConfig *struct {

PortBindings map[nat.Port][]nat.PortBinding

}

}{}

err := json.Unmarshal([]byte(out), &containers)

c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err))

c.Assert(containers, checker.HasLen, 1)

cont := containers[0]

c.Assert(cont.HostConfig, check.NotNil, check.Commentf("Expected HostConfig, got none"))

c.Assert(cont.HostConfig.PortBindings, checker.HasLen, 65535)

for k, v := range cont.HostConfig.PortBindings {

c.Assert(v, checker.HasLen, 1)

c.Assert(k.Port(), checker.Equals, v[0].HostPort, check.Commentf("Expected host port %s to match published port %s", k.Port(), v[0].HostPort))

}

}

// "test123" should be printed by docker create + start

func (s *DockerSuite) TestCreateEchoStdout(c *check.C) {

out, _ := dockerCmd(c, "create", "busybox", "echo", "test123")

cleanedContainerID := strings.TrimSpace(out)

out, _ = dockerCmd(c, "start", "-ai", cleanedContainerID)

c.Assert(out, checker.Equals, "test123\n", check.Commentf("container should've printed 'test123', got %q", out))

}

func (s *DockerSuite) TestCreateVolumesCreated(c *check.C) {

testRequires(c, SameHostDaemon)

prefix := "/"

if daemonPlatform == "windows" {

prefix = `c:\`

}

name := "test_create_volume"

dockerCmd(c, "create", "--name", name, "-v", prefix+"foo", "busybox")

dir, err := inspectMountSourceField(name, prefix+"foo")

c.Assert(err, check.IsNil, check.Commentf("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"}

dockerCmd(c, "create", "--name", name, "-l", "k1=v1", "--label", "k2=v2", "busybox")

actual := make(map[string]string)

inspectFieldAndMarshall(c, name, "Config.Labels", &actual)

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)

c.Assert(err, check.IsNil)

name := "test_create_labels_from_image"

expected := map[string]string{"k2": "x", "k3": "v3", "k1": "v1"}

dockerCmd(c, "create", "--name", name, "-l", "k2=x", "--label", "k3=v3", imageName)

actual := make(map[string]string)

inspectFieldAndMarshall(c, name, "Config.Labels", &actual)

if !reflect.DeepEqual(expected, actual) {

c.Fatalf("Expected %s got %s", expected, actual)

}

}

func (s *DockerSuite) TestCreateHostnameWithNumber(c *check.C) {

// TODO Windows. Consider enabling this in TP5 timeframe if Windows support

// is fully hooked up. The hostname is passed through, but only to the

// environment variable "COMPUTERNAME". It is not hooked up to hostname.exe

// or returned in ipconfig. Needs platform support in networking.

testRequires(c, DaemonIsLinux)

out, _ := dockerCmd(c, "run", "-h", "web.0", "busybox", "hostname")

c.Assert(strings.TrimSpace(out), checker.Equals, "web.0", check.Commentf("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

out, _ := dockerCmd(c, "create", "busybox")

cID := strings.TrimSpace(out)

dockerCmd(c, "rm", cID)

// Now do it again so we can "rm -f" this time

out, _ = dockerCmd(c, "create", "busybox")

cID = strings.TrimSpace(out)

dockerCmd(c, "rm", "-f", cID)

}

func (s *DockerSuite) TestCreateModeIpcContainer(c *check.C) {

// Uses Linux specific functionality (--ipc)

testRequires(c, DaemonIsLinux, SameHostDaemon)

out, _ := dockerCmd(c, "create", "busybox")

id := strings.TrimSpace(out)

dockerCmd(c, "create", fmt.Sprintf("--ipc=container:%s", id), "busybox")

}

func (s *DockerSuite) TestCreateByImageID(c *check.C) {

imageName := "testcreatebyimageid"

imageID, err := buildImage(imageName,

`FROM busybox

MAINTAINER dockerio`,

true)

if err != nil {

c.Fatal(err)

}

truncatedImageID := stringid.TruncateID(imageID)

dockerCmd(c, "create", imageID)

dockerCmd(c, "create", truncatedImageID)

dockerCmd(c, "create", fmt.Sprintf("%s:%s", imageName, truncatedImageID))

// Ensure this fails

out, exit, _ := dockerCmdWithError("create", fmt.Sprintf("%s:%s", imageName, imageID))

if exit == 0 {

c.Fatalf("expected non-zero exit code; received %d", exit)

}

if expected := "Error parsing reference"; !strings.Contains(out, expected) {

c.Fatalf(`Expected %q in output; got: %s`, expected, out)

}

out, exit, _ = dockerCmdWithError("create", fmt.Sprintf("%s:%s", "wrongimage", truncatedImageID))

if exit == 0 {

c.Fatalf("expected non-zero exit code; received %d", exit)

}

if expected := "Unable to find image"; !strings.Contains(out, expected) {

c.Fatalf(`Expected %q in output; got: %s`, expected, out)

}

}

func (s *DockerTrustSuite) TestTrustedCreate(c *check.C) {

repoName := s.setupTrustedImage(c, "trusted-create")

// Try create

createCmd := exec.Command(dockerBinary, "create", repoName)

s.trustedCmd(createCmd)

out, _, err := runCommandWithOutput(createCmd)

c.Assert(err, check.IsNil)

c.Assert(string(out), checker.Contains, "Tagging", check.Commentf("Missing expected output on trusted push:\n%s", out))

dockerCmd(c, "rmi", repoName)

// Try untrusted create to ensure we pushed the tag to the registry

createCmd = exec.Command(dockerBinary, "create", "--disable-content-trust=true", repoName)

s.trustedCmd(createCmd)

out, _, err = runCommandWithOutput(createCmd)

c.Assert(err, check.IsNil)

c.Assert(string(out), checker.Contains, "Status: Downloaded", check.Commentf("Missing expected output on trusted create with --disable-content-trust:\n%s", out))

}

func (s *DockerTrustSuite) TestUntrustedCreate(c *check.C) {

repoName := fmt.Sprintf("%v/dockercliuntrusted/createtest", privateRegistryURL)

withTagName := fmt.Sprintf("%s:latest", repoName)

// tag the image and upload it to the private registry

dockerCmd(c, "tag", "busybox", withTagName)

dockerCmd(c, "push", withTagName)

dockerCmd(c, "rmi", withTagName)

// Try trusted create on untrusted tag

createCmd := exec.Command(dockerBinary, "create", withTagName)

s.trustedCmd(createCmd)

out, _, err := runCommandWithOutput(createCmd)

c.Assert(err, check.Not(check.IsNil))

c.Assert(string(out), checker.Contains, fmt.Sprintf("does not have trust data for %s", repoName), check.Commentf("Missing expected output on trusted create:\n%s", out))

}

func (s *DockerTrustSuite) TestTrustedIsolatedCreate(c *check.C) {

repoName := s.setupTrustedImage(c, "trusted-isolated-create")

// Try create

createCmd := exec.Command(dockerBinary, "--config", "/tmp/docker-isolated-create", "create", repoName)

s.trustedCmd(createCmd)

out, _, err := runCommandWithOutput(createCmd)

c.Assert(err, check.IsNil)

c.Assert(string(out), checker.Contains, "Tagging", check.Commentf("Missing expected output on trusted push:\n%s", out))

dockerCmd(c, "rmi", repoName)

}

func (s *DockerTrustSuite) TestCreateWhenCertExpired(c *check.C) {

c.Skip("Currently changes system time, causing instability")

repoName := s.setupTrustedImage(c, "trusted-create-expired")

// Certificates have 10 years of expiration

elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11)

runAtDifferentDate(elevenYearsFromNow, func() {

// Try create

createCmd := exec.Command(dockerBinary, "create", repoName)

s.trustedCmd(createCmd)

out, _, err := runCommandWithOutput(createCmd)

c.Assert(err, check.Not(check.IsNil))

c.Assert(string(out), checker.Contains, "could not validate the path to a trusted root", check.Commentf("Missing expected output on trusted create in the distant future:\n%s", out))

})

runAtDifferentDate(elevenYearsFromNow, func() {

// Try create

createCmd := exec.Command(dockerBinary, "create", "--disable-content-trust", repoName)

s.trustedCmd(createCmd)

out, _, err := runCommandWithOutput(createCmd)

c.Assert(err, check.Not(check.IsNil))

c.Assert(string(out), checker.Contains, "Status: Downloaded", check.Commentf("Missing expected output on trusted create in the distant future:\n%s", out))

})

}

func (s *DockerTrustSuite) TestTrustedCreateFromBadTrustServer(c *check.C) {

repoName := fmt.Sprintf("%v/dockerclievilcreate/trusted:latest", privateRegistryURL)

evilLocalConfigDir, err := ioutil.TempDir("", "evilcreate-local-config-dir")

c.Assert(err, check.IsNil)

// tag the image and upload it to the private registry

dockerCmd(c, "tag", "busybox", repoName)

pushCmd := exec.Command(dockerBinary, "push", repoName)

s.trustedCmd(pushCmd)

out, _, err := runCommandWithOutput(pushCmd)

c.Assert(err, check.IsNil)

c.Assert(string(out), checker.Contains, "Signing and pushing trust metadata", check.Commentf("Missing expected output on trusted push:\n%s", out))

dockerCmd(c, "rmi", repoName)

// Try create

createCmd := exec.Command(dockerBinary, "create", repoName)

s.trustedCmd(createCmd)

out, _, err = runCommandWithOutput(createCmd)

c.Assert(err, check.IsNil)

c.Assert(string(out), checker.Contains, "Tagging", check.Commentf("Missing expected output on trusted push:\n%s", out))

dockerCmd(c, "rmi", repoName)

// Kill the notary server, start a new "evil" one.

s.not.Close()

s.not, err = newTestNotary(c)

c.Assert(err, check.IsNil)

// In order to make an evil server, lets re-init a client (with a different trust dir) and push new data.

// tag an image and upload it to the private registry

dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName)

// Push up to the new server

pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName)

s.trustedCmd(pushCmd)

out, _, err = runCommandWithOutput(pushCmd)

c.Assert(err, check.IsNil)

c.Assert(string(out), checker.Contains, "Signing and pushing trust metadata", check.Commentf("Missing expected output on trusted push:\n%s", out))

// Now, try creating with the original client from this new trust server. This should fallback to our cached timestamp and metadata.

createCmd = exec.Command(dockerBinary, "create", repoName)

s.trustedCmd(createCmd)

out, _, err = runCommandWithOutput(createCmd)

if err != nil {

c.Fatalf("Error falling back to cached trust data: %s\n%s", err, out)

}

if !strings.Contains(string(out), "Error while downloading remote metadata, using cached timestamp") {

c.Fatalf("Missing expected output on trusted create:\n%s", out)

}

}

func (s *DockerSuite) TestCreateStopSignal(c *check.C) {

name := "test_create_stop_signal"

dockerCmd(c, "create", "--name", name, "--stop-signal", "9", "busybox")

res := inspectFieldJSON(c, name, "Config.StopSignal")

c.Assert(res, checker.Contains, "9")

}

func (s *DockerSuite) TestCreateWithWorkdir(c *check.C) {

// TODO Windows. This requires further investigation for porting to

// Windows CI. Currently fails.

if daemonPlatform == "windows" {

c.Skip("Fails on Windows CI")

}

name := "foo"

prefix, slash := getPrefixAndSlashFromDaemonPlatform()

dir := prefix + slash + "home" + slash + "foo" + slash + "bar"

dockerCmd(c, "create", "--name", name, "-w", dir, "busybox")

dockerCmd(c, "cp", fmt.Sprintf("%s:%s", name, dir), prefix+slash+"tmp")

}

func (s *DockerSuite) TestCreateWithInvalidLogOpts(c *check.C) {

name := "test-invalidate-log-opts"

out, _, err := dockerCmdWithError("create", "--name", name, "--log-opt", "invalid=true", "busybox")

c.Assert(err, checker.NotNil)

c.Assert(out, checker.Contains, "unknown log opt")

out, _ = dockerCmd(c, "ps", "-a")

c.Assert(out, checker.Not(checker.Contains), name)

}

// #20972

func (s *DockerSuite) TestCreate64ByteHexID(c *check.C) {

out := inspectField(c, "busybox", "Id")

imageID := strings.TrimPrefix(strings.TrimSpace(string(out)), "sha256:")

dockerCmd(c, "create", imageID)

}