Initial commit

This commit is contained in:
Ria Bhatia
2017-12-04 13:32:57 -06:00
committed by Erik St. Martin
commit 0075e5b0f3
9056 changed files with 2523100 additions and 0 deletions

View File

View File

@@ -0,0 +1,158 @@
package main
import (
"bufio"
"fmt"
"io"
"os/exec"
"strings"
"sync"
"time"
//"github.com/docker/docker/pkg/integration/checker"
"github.com/go-check/check"
)
const attachWait = 5 * time.Second
//FIXME: attach initialize unproperly? and return empty string?
func (s *DockerSuite) TestAttachMultipleAndRestart(c *check.C) {
testRequires(c, DaemonIsLinux)
endGroup := &sync.WaitGroup{}
startGroup := &sync.WaitGroup{}
endGroup.Add(3)
startGroup.Add(3)
err := waitForContainer("attacher", "-d", "busybox", "/bin/sh", "-c", "while true; do sleep 1; echo hello; done")
c.Assert(err, check.IsNil)
startDone := make(chan struct{})
endDone := make(chan struct{})
go func() {
endGroup.Wait()
close(endDone)
}()
go func() {
startGroup.Wait()
close(startDone)
}()
for i := 0; i < 3; i++ {
go func() {
cmd := exec.Command(dockerBinary, "attach", "attacher")
defer func() {
cmd.Wait()
endGroup.Done()
}()
out, err := cmd.StdoutPipe()
if err != nil {
c.Fatal(err)
}
if err := cmd.Start(); err != nil {
c.Fatal(err)
}
time.Sleep(5 * time.Second)
buf := make([]byte, 1024)
if _, err := out.Read(buf); err != nil && err != io.EOF {
c.Fatal(err)
}
startGroup.Done()
if !strings.Contains(string(buf), "hello") {
c.Fatalf("unexpected output %s expected hello\n", string(buf))
}
}()
}
select {
case <-startDone:
case <-time.After(attachWait):
c.Fatalf("Attaches did not initialize properly")
}
dockerCmd(c, "kill", "attacher")
select {
case <-endDone:
case <-time.After(attachWait):
c.Fatalf("Attaches did not finish properly")
}
}
//FIXME: attach should failed ?
func (s *DockerSuite) TestAttachTTYWithoutStdin(c *check.C) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "-ti", "busybox")
id := strings.TrimSpace(out)
c.Assert(waitRun(id), check.IsNil)
done := make(chan error)
go func() {
defer close(done)
cmd := exec.Command(dockerBinary, "attach", id)
if _, err := cmd.StdinPipe(); err != nil {
done <- err
return
}
expected := "cannot enable tty mode"
if out, _, err := runCommandWithOutput(cmd); err == nil {
done <- fmt.Errorf("attach should have failed")
return
} else if !strings.Contains(out, expected) {
done <- fmt.Errorf("attach failed with error %q: expected %q", out, expected)
return
}
}()
select {
case err := <-done:
c.Assert(err, check.IsNil)
case <-time.After(attachWait):
c.Fatal("attach is running but should have failed")
}
}
//FIXME:#issue77
func (s *DockerSuite) TestAttachDisconnect(c *check.C) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "-i", "busybox", "/bin/cat")
id := strings.TrimSpace(out)
cmd := exec.Command(dockerBinary, "attach", id)
stdin, err := cmd.StdinPipe()
if err != nil {
c.Fatal(err)
}
defer stdin.Close()
stdout, err := cmd.StdoutPipe()
c.Assert(err, check.IsNil)
defer stdout.Close()
c.Assert(cmd.Start(), check.IsNil)
defer cmd.Process.Kill()
_, err = stdin.Write([]byte("hello\n"))
c.Assert(err, check.IsNil)
out, err = bufio.NewReader(stdout).ReadString('\n')
c.Assert(err, check.IsNil)
c.Assert(strings.TrimSpace(out), check.Equals, "hello")
c.Assert(stdin.Close(), check.IsNil)
// Expect container to still be running after stdin is closed
running := inspectField(c, id, "State.Running")
c.Assert(running, check.Equals, "true")
}

View File

@@ -0,0 +1,197 @@
// +build !windows
package main
import (
//"bufio"
"os/exec"
//"strings"
"time"
//"fmt"
"github.com/docker/docker/pkg/integration/checker"
//"github.com/docker/docker/pkg/stringid"
"github.com/go-check/check"
"github.com/kr/pty"
)
//FIXME:L36 waitRun error? but its ok by hand
func (s *DockerSuite) TestAttachAfterDetach(c *check.C) {
name := "detachtest"
cpty, tty, err := pty.Open()
c.Assert(err, checker.IsNil, check.Commentf("Could not open pty: %v", err))
cmd := exec.Command(dockerBinary, "run", "-ti", "--name", name, "busybox")
cmd.Stdin = tty
cmd.Stdout = tty
cmd.Stderr = tty
errChan := make(chan error)
go func() {
errChan <- cmd.Run()
close(errChan)
}()
c.Assert(waitRun(name), check.IsNil)
cpty.Write([]byte{16})
time.Sleep(100 * time.Millisecond)
cpty.Write([]byte{17})
select {
case err := <-errChan:
c.Assert(err, check.IsNil)
case <-time.After(5 * time.Second):
c.Fatal("timeout while detaching")
}
cpty, tty, err = pty.Open()
c.Assert(err, checker.IsNil, check.Commentf("Could not open pty: %v", err))
cmd = exec.Command(dockerBinary, "attach", name)
cmd.Stdin = tty
cmd.Stdout = tty
cmd.Stderr = tty
err = cmd.Start()
c.Assert(err, checker.IsNil)
bytes := make([]byte, 10)
var nBytes int
readErr := make(chan error, 1)
go func() {
time.Sleep(500 * time.Millisecond)
cpty.Write([]byte("\n"))
time.Sleep(500 * time.Millisecond)
nBytes, err = cpty.Read(bytes)
cpty.Close()
readErr <- err
}()
select {
case err := <-readErr:
c.Assert(err, check.IsNil)
case <-time.After(2 * time.Second):
c.Fatal("timeout waiting for attach read")
}
err = cmd.Wait()
c.Assert(err, checker.IsNil)
c.Assert(string(bytes[:nBytes]), checker.Contains, "/ #")
}
/*
//FIXME:#issue77
// TestAttachDetach checks that attach in tty mode can be detached using the long container ID
func (s *DockerSuite) TestAttachDetach(c *check.C) {
out, _ := dockerCmd(c, "run", "-itd", "busybox", "cat")
id := strings.TrimSpace(out)
c.Assert(waitRun(id), check.IsNil)
cpty, tty, err := pty.Open()
c.Assert(err, check.IsNil)
defer cpty.Close()
cmd := exec.Command(dockerBinary, "attach", id)
cmd.Stdin = tty
stdout, err := cmd.StdoutPipe()
c.Assert(err, check.IsNil)
defer stdout.Close()
err = cmd.Start()
c.Assert(err, check.IsNil)
c.Assert(waitRun(id), check.IsNil)
_, err = cpty.Write([]byte("hello\n"))
c.Assert(err, check.IsNil)
out, err = bufio.NewReader(stdout).ReadString('\n')
c.Assert(err, check.IsNil)
c.Assert(strings.TrimSpace(out), checker.Equals, "hello", check.Commentf("expected 'hello', got %q", out))
// escape sequence
_, err = cpty.Write([]byte{16})
c.Assert(err, checker.IsNil)
time.Sleep(100 * time.Millisecond)
_, err = cpty.Write([]byte{17})
c.Assert(err, checker.IsNil)
ch := make(chan struct{})
go func() {
cmd.Wait()
ch <- struct{}{}
}()
running := inspectField(c, id, "State.Running")
c.Assert(running, checker.Equals, "true", check.Commentf("expected container to still be running"))
go func() {
dockerCmd(c, "kill", id)
}()
select {
case <-ch:
case <-time.After(10 * time.Millisecond):
c.Fatal("timed out waiting for container to exit")
}
}
//FIXME:#issue77
// TestAttachDetachTruncatedID checks that attach in tty mode can be detached
func (s *DockerSuite) TestAttachDetachTruncatedID(c *check.C) {
out, _ := dockerCmd(c, "run", "-itd", "busybox", "cat")
id := stringid.TruncateID(strings.TrimSpace(out))
c.Assert(waitRun(id), check.IsNil)
cpty, tty, err := pty.Open()
c.Assert(err, checker.IsNil)
defer cpty.Close()
cmd := exec.Command(dockerBinary, "attach", id)
cmd.Stdin = tty
stdout, err := cmd.StdoutPipe()
c.Assert(err, checker.IsNil)
defer stdout.Close()
err = cmd.Start()
c.Assert(err, checker.IsNil)
time.Sleep(10 * time.Second)
_, err = cpty.Write([]byte("hello\n"))
c.Assert(err, checker.IsNil)
out, err = bufio.NewReader(stdout).ReadString('\n')
if err != nil {
fmt.Println(err)
}
c.Assert(strings.TrimSpace(out), checker.Equals, "hello", check.Commentf("expected 'hello', got %q", out))
// escape sequence
_, err = cpty.Write([]byte{16})
c.Assert(err, checker.IsNil)
time.Sleep(100 * time.Millisecond)
_, err = cpty.Write([]byte{17})
c.Assert(err, checker.IsNil)
ch := make(chan struct{})
go func() {
cmd.Wait()
ch <- struct{}{}
}()
running := inspectField(c, id, "State.Running")
c.Assert(running, checker.Equals, "true", check.Commentf("expected container to still be running"))
go func() {
dockerCmd(c, "kill", id)
}()
select {
case <-ch:
case <-time.After(10 * time.Millisecond):
c.Fatal("timed out waiting for container to exit")
}
}
*/

View File

@@ -0,0 +1,112 @@
package main
import (
"bufio"
"io"
"net"
"net/http"
"strings"
"time"
"github.com/docker/docker/pkg/integration/checker"
"github.com/go-check/check"
)
// regression gh14320
func (s *DockerSuite) TestPostContainersAttachContainerNotFound(c *check.C) {
status, body, err := sockRequest("POST", "/containers/doesnotexist/attach", nil)
c.Assert(status, checker.Equals, http.StatusNotFound)
c.Assert(err, checker.IsNil)
expected := "No such container: doesnotexist\n"
c.Assert(string(body), checker.Contains, expected)
}
func (s *DockerSuite) TestGetContainersWsAttachContainerNotFound(c *check.C) {
status, body, err := sockRequest("GET", "/containers/doesnotexist/attach/ws", nil)
c.Assert(status, checker.Equals, http.StatusNotFound)
c.Assert(err, checker.IsNil)
expected := "No such container: doesnotexist"
c.Assert(string(body), checker.Contains, expected)
}
func (s *DockerSuite) TestPostContainersAttach(c *check.C) {
testRequires(c, DaemonIsLinux)
expectSuccess := func(conn net.Conn, br *bufio.Reader, stream string, tty bool) {
defer conn.Close()
expected := []byte("success")
_, err := conn.Write(expected)
c.Assert(err, checker.IsNil)
conn.SetReadDeadline(time.Now().Add(time.Second))
lenHeader := 0
if !tty {
lenHeader = 8
}
actual := make([]byte, len(expected)+lenHeader)
_, err = io.ReadFull(br, actual)
c.Assert(err, checker.IsNil)
if !tty {
fdMap := map[string]byte{
"stdin": 0,
"stdout": 1,
"stderr": 2,
}
c.Assert(actual[0], checker.Equals, fdMap[stream])
}
c.Assert(actual[lenHeader:], checker.DeepEquals, expected, check.Commentf("Attach didn't return the expected data from %s", stream))
}
expectTimeout := func(conn net.Conn, br *bufio.Reader, stream string) {
defer conn.Close()
_, err := conn.Write([]byte{'t'})
c.Assert(err, checker.IsNil)
conn.SetReadDeadline(time.Now().Add(time.Second))
actual := make([]byte, 1)
_, err = io.ReadFull(br, actual)
opErr, ok := err.(*net.OpError)
c.Assert(ok, checker.Equals, true, check.Commentf("Error is expected to be *net.OpError, got %v", err))
c.Assert(opErr.Timeout(), checker.Equals, true, check.Commentf("Read from %s is expected to timeout", stream))
}
// Create a container that only emits stdout.
cid, _ := dockerCmd(c, "run", "-di", "busybox", "cat")
cid = strings.TrimSpace(cid)
// Attach to the container's stdout stream.
conn, br, err := sockRequestHijack("POST", "/containers/"+cid+"/attach?stream=1&stdin=1&stdout=1", nil, "text/plain")
c.Assert(err, checker.IsNil)
// Check if the data from stdout can be received.
expectSuccess(conn, br, "stdout", false)
// Attach to the container's stderr stream.
conn, br, err = sockRequestHijack("POST", "/containers/"+cid+"/attach?stream=1&stdin=1&stderr=1", nil, "text/plain")
c.Assert(err, checker.IsNil)
// Since the container only emits stdout, attaching to stderr should return nothing.
expectTimeout(conn, br, "stdout")
// Test the similar functions of the stderr stream.
cid, _ = dockerCmd(c, "run", "-di", "busybox", "/bin/sh", "-c", "cat >&2")
cid = strings.TrimSpace(cid)
conn, br, err = sockRequestHijack("POST", "/containers/"+cid+"/attach?stream=1&stdin=1&stderr=1", nil, "text/plain")
c.Assert(err, checker.IsNil)
expectSuccess(conn, br, "stderr", false)
conn, br, err = sockRequestHijack("POST", "/containers/"+cid+"/attach?stream=1&stdin=1&stdout=1", nil, "text/plain")
c.Assert(err, checker.IsNil)
expectTimeout(conn, br, "stderr")
// Test with tty.
cid, _ = dockerCmd(c, "run", "-dit", "busybox", "/bin/sh", "-c", "cat >&2")
cid = strings.TrimSpace(cid)
// Attach to stdout only.
conn, br, err = sockRequestHijack("POST", "/containers/"+cid+"/attach?stream=1&stdin=1&stdout=1", nil, "text/plain")
c.Assert(err, checker.IsNil)
expectSuccess(conn, br, "stdout", true)
// Attach without stdout stream.
conn, br, err = sockRequestHijack("POST", "/containers/"+cid+"/attach?stream=1&stdin=1&stderr=1", nil, "text/plain")
c.Assert(err, checker.IsNil)
// Nothing should be received because both the stdout and stderr of the container will be
// sent to the client as stdout when tty is enabled.
expectTimeout(conn, br, "stdout")
}

View File

@@ -0,0 +1,843 @@
package main
import (
"bytes"
"encoding/json"
"io"
"net/http"
"os"
"strings"
"time"
"github.com/docker/docker/pkg/integration/checker"
"github.com/docker/engine-api/types"
"github.com/go-check/check"
)
func (s *DockerSuite) TestContainerApiGetAll(c *check.C) {
startCount, err := getContainerCount()
c.Assert(err, checker.IsNil, check.Commentf("Cannot query container count"))
name := "getall"
dockerCmd(c, "run", "--name", name, "busybox", "true")
status, body, err := sockRequest("GET", "/containers/json?all=1", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
var inspectJSON []struct {
Names []string
}
err = json.Unmarshal(body, &inspectJSON)
c.Assert(err, checker.IsNil, check.Commentf("unable to unmarshal response body"))
c.Assert(inspectJSON, checker.HasLen, startCount+1)
actual := inspectJSON[0].Names[0]
c.Assert(actual, checker.Equals, "/"+name)
}
// regression test for empty json field being omitted #13691
func (s *DockerSuite) TestContainerApiGetJSONNoFieldsOmitted(c *check.C) {
dockerCmd(c, "run", "busybox", "true")
status, body, err := sockRequest("GET", "/containers/json?all=1", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
// 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(string(body), f) {
c.Fatalf("Field %s is missing and it shouldn't", f)
}
}
}
type containerPs struct {
Names []string
Ports []map[string]interface{}
}
// regression test for non-empty fields from #13901
func (s *DockerSuite) TestContainerApiPsOmitFields(c *check.C) {
// Problematic for Windows porting due to networking not yet being passed back
testRequires(c, DaemonIsLinux)
name := "pstest"
port := 80
_, code := dockerCmd(c, "pull", singlePortImage)
c.Assert(code, check.Equals, 0)
runSleepingContainerInImage(c, singlePortImage, "--name", name)
debugEndpoint = "/containers/json?all=1"
status, body, err := sockRequest("GET", "/containers/json?all=1", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
var resp []containerPs
err = json.Unmarshal(body, &resp)
c.Assert(err, checker.IsNil)
var foundContainer *containerPs
for _, container := range resp {
for _, testName := range container.Names {
if "/"+name == testName {
foundContainer = &container
break
}
}
}
c.Assert(foundContainer.Ports, checker.HasLen, 1)
c.Assert(foundContainer.Ports[0]["PrivatePort"], checker.Equals, float64(port))
_, ok := foundContainer.Ports[0]["PublicPort"]
c.Assert(ok, checker.Equals, true)
_, ok = foundContainer.Ports[0]["IP"]
c.Assert(ok, checker.Equals, true)
}
func (s *DockerSuite) TestContainerApiStartVolumeBinds(c *check.C) {
// TODO Windows CI: Investigate further why this fails on Windows to Windows CI.
testRequires(c, DaemonIsLinux)
path := "/foo"
if daemonPlatform == "windows" {
path = `c:\foo`
}
name := "testing"
config := map[string]interface{}{
"Image": "busybox",
"Volumes": map[string]struct{}{path: {}},
}
status, _, err := sockRequest("POST", "/containers/create?name="+name, config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusCreated)
bindPath := randomTmpDirPath("test", daemonPlatform)
config = map[string]interface{}{
"Binds": []string{bindPath + ":" + path},
}
status, _, err = sockRequest("POST", "/containers/"+name+"/start", config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNoContent)
pth, err := inspectMountSourceField(name, path)
c.Assert(err, checker.IsNil)
c.Assert(pth, checker.Equals, bindPath, check.Commentf("expected volume host path to be %s, got %s", bindPath, pth))
}
/*
//FIXME panic
func (s *DockerSuite) TestGetContainerStats(c *check.C) {
// Problematic on Windows as Windows does not support stats
testRequires(c, DaemonIsLinux)
var (
name = "statscontainer"
)
dockerCmd(c, "run", "-d", "--name", name, "busybox", "top")
type b struct {
status int
body []byte
err error
}
bc := make(chan b, 1)
go func() {
status, body, err := sockRequest("GET", "/containers/"+name+"/stats", nil)
bc <- b{status, body, err}
}()
// allow some time to stream the stats from the container
time.Sleep(15 * 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(20 * time.Second):
c.Fatal("stream was not closed after container was removed")
case sr := <-bc:
c.Assert(sr.err, checker.IsNil)
c.Assert(sr.status, checker.Equals, http.StatusOK)
dec := json.NewDecoder(bytes.NewBuffer(sr.body))
var s *types.Stats
// decode only one object from the stream
c.Assert(dec.Decode(&s), checker.IsNil)
}
}
func (s *DockerSuite) TestGetContainerStatsRmRunning(c *check.C) {
// Problematic on Windows as Windows does not support stats
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
id := strings.TrimSpace(out)
buf := &integration.ChannelBuffer{make(chan []byte, 1)}
defer buf.Close()
chErr := make(chan error, 1)
go func() {
_, body, err := sockRequestRaw("GET", "/containers/"+id+"/stats?stream=1", nil, "application/json")
if err != nil {
chErr <- err
}
defer body.Close()
_, err = io.Copy(buf, body)
chErr <- err
}()
defer func() {
select {
case err := <-chErr:
c.Assert(err, checker.IsNil)
default:
return
}
}()
b := make([]byte, 32)
// make sure we've got some stats
_, err := buf.ReadTimeout(b, 2*time.Second)
c.Assert(err, checker.IsNil)
// Now remove without `-f` and make sure we are still pulling stats
_, _, err = dockerCmdWithError("rm", id)
c.Assert(err, checker.Not(checker.IsNil), check.Commentf("rm should have failed but didn't"))
_, err = buf.ReadTimeout(b, 2*time.Second)
c.Assert(err, checker.IsNil)
dockerCmd(c, "kill", id)
}
// 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 *check.C) {
// Problematic on Windows as Windows does not support stats
testRequires(c, DaemonIsLinux)
name := "statscontainer"
dockerCmd(c, "run", "-d", "--name", name, "busybox", "top")
type b struct {
status int
body []byte
err error
}
bc := make(chan b, 1)
go func() {
status, body, err := sockRequest("GET", "/containers/"+name+"/stats", nil)
bc <- b{status, body, 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:
c.Assert(sr.err, checker.IsNil)
c.Assert(sr.status, checker.Equals, http.StatusOK)
s := string(sr.body)
// 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 *check.C) {
// Problematic on Windows as Windows does not support stats
testRequires(c, DaemonIsLinux)
name := "statscontainer"
dockerCmd(c, "run", "-d", "--name", name, "busybox", "top")
type b struct {
status int
body []byte
err error
}
bc := make(chan b, 1)
go func() {
status, body, err := sockRequest("GET", "/containers/"+name+"/stats?stream=0", nil)
bc <- b{status, body, 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:
c.Assert(sr.err, checker.IsNil)
c.Assert(sr.status, checker.Equals, http.StatusOK)
s := string(sr.body)
// count occurrences of "read" of types.Stats
c.Assert(strings.Count(s, "read"), checker.Equals, 1, check.Commentf("Expected only one stat streamed, got %d", strings.Count(s, "read")))
}
}
*/
func (s *DockerSuite) TestGetStoppedContainerStats(c *check.C) {
// Problematic on Windows as Windows does not support stats
testRequires(c, DaemonIsLinux)
// TODO: this test does nothing because we are c.Assert'ing in goroutine
var (
name = "statscontainer"
)
dockerCmd(c, "create", "--name", name, "busybox", "top")
go func() {
// We'll never get return for GET stats from sockRequest as of now,
// just send request and see if panic or error would happen on daemon side.
status, _, err := sockRequest("GET", "/containers/"+name+"/stats", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
}()
// allow some time to send request and let daemon deal with it
time.Sleep(1 * time.Second)
}
// #9981 - Allow a docker created volume (ie, one in /var/lib/docker/volumes) to be used to overwrite (via passing in Binds on api start) an existing volume
func (s *DockerSuite) TestPostContainerBindNormalVolume(c *check.C) {
// TODO Windows to Windows CI - Port this
testRequires(c, DaemonIsLinux)
dockerCmd(c, "create", "-v", "/foo", "--name=one", "busybox")
fooDir, err := inspectMountSourceField("one", "/foo")
c.Assert(err, checker.IsNil)
dockerCmd(c, "create", "-v", "/foo", "--name=two", "busybox")
bindSpec := map[string][]string{"Binds": {fooDir + ":/foo"}}
status, _, err := sockRequest("POST", "/containers/two/start", bindSpec)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNoContent)
fooDir2, err := inspectMountSourceField("two", "/foo")
c.Assert(err, checker.IsNil)
c.Assert(fooDir2, checker.Equals, fooDir, check.Commentf("expected volume path to be %s, got: %s", fooDir, fooDir2))
}
func (s *DockerSuite) TestContainerApiCreate(c *check.C) {
config := map[string]interface{}{
"Image": "busybox",
"Cmd": []string{"/bin/sh", "-c", "touch /test && ls /test"},
}
status, b, err := sockRequest("POST", "/containers/create", config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusCreated)
type createResp struct {
ID string
}
var container createResp
c.Assert(json.Unmarshal(b, &container), checker.IsNil)
out, _ := dockerCmd(c, "start", "-a", container.ID)
c.Assert(strings.TrimSpace(out), checker.Equals, "/test")
}
func (s *DockerSuite) TestContainerApiCreateEmptyConfig(c *check.C) {
config := map[string]interface{}{}
status, b, err := sockRequest("POST", "/containers/create", config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusInternalServerError)
expected := "Config cannot be empty in order to create a container\n"
c.Assert(string(b), checker.Equals, expected)
}
func (s *DockerSuite) TestContainerApiCreateWithHostName(c *check.C) {
// TODO Windows: Port this test once hostname is supported
testRequires(c, DaemonIsLinux)
hostName := "test-host"
config := map[string]interface{}{
"Image": "busybox",
"Hostname": hostName,
}
status, body, err := sockRequest("POST", "/containers/create", config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusCreated)
var container types.ContainerCreateResponse
c.Assert(json.Unmarshal(body, &container), checker.IsNil)
status, body, err = sockRequest("GET", "/containers/"+container.ID+"/json", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
var containerJSON types.ContainerJSON
c.Assert(json.Unmarshal(body, &containerJSON), checker.IsNil)
c.Assert(containerJSON.Config.Hostname, checker.Equals, hostName, check.Commentf("Mismatched Hostname"))
}
func (s *DockerSuite) TestContainerApiCreateWithDomainName(c *check.C) {
// TODO Windows: Port this test once domain name is supported
testRequires(c, DaemonIsLinux)
domainName := "test-domain"
config := map[string]interface{}{
"Image": "busybox",
"Domainname": domainName,
}
status, body, err := sockRequest("POST", "/containers/create", config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusCreated)
var container types.ContainerCreateResponse
c.Assert(json.Unmarshal(body, &container), checker.IsNil)
status, body, err = sockRequest("GET", "/containers/"+container.ID+"/json", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
var containerJSON types.ContainerJSON
c.Assert(json.Unmarshal(body, &containerJSON), checker.IsNil)
c.Assert(containerJSON.Config.Domainname, checker.Equals, domainName, check.Commentf("Mismatched Domainname"))
}
func (s *DockerSuite) TestContainerApiVerifyHeader(c *check.C) {
config := map[string]interface{}{
"Image": "busybox",
}
create := func(ct string) (*http.Response, io.ReadCloser, error) {
jsonData := bytes.NewBuffer(nil)
c.Assert(json.NewEncoder(jsonData).Encode(config), checker.IsNil)
return sockRequestRaw("POST", "/containers/create", jsonData, ct)
}
// Try with no content-type
res, body, err := create("")
c.Assert(err, checker.IsNil)
c.Assert(res.StatusCode, checker.Equals, http.StatusCreated)
body.Close()
// Try with wrong content-type
res, body, err = create("application/xml")
c.Assert(err, checker.IsNil)
c.Assert(res.StatusCode, checker.Equals, http.StatusBadRequest)
body.Close()
// now application/json
res, body, err = create("application/json")
c.Assert(err, checker.IsNil)
c.Assert(res.StatusCode, checker.Equals, http.StatusCreated)
body.Close()
}
// 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 *check.C) {
// TODO Windows to Windows CI. Bit of this with alternate fields checked
// can probably be ported.
testRequires(c, DaemonIsLinux)
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 := sockRequestRaw("POST", "/containers/create", strings.NewReader(config), "application/json")
c.Assert(err, checker.IsNil)
c.Assert(res.StatusCode, checker.Equals, http.StatusCreated)
b, err := readBody(body)
c.Assert(err, checker.IsNil)
type createResp struct {
ID string
}
var container createResp
c.Assert(json.Unmarshal(b, &container), checker.IsNil)
out := inspectField(c, container.ID, "HostConfig.CpusetCpus")
c.Assert(out, checker.Equals, "")
outMemory := inspectField(c, container.ID, "HostConfig.Memory")
c.Assert(outMemory, checker.Equals, "0")
outMemorySwap := inspectField(c, container.ID, "HostConfig.MemorySwap")
c.Assert(outMemorySwap, checker.Equals, "0")
}
func (s *DockerSuite) TestContainerApiRename(c *check.C) {
// TODO Windows: Enable for TP5. Fails on TP4.
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "--name", "testcontainerapirename", "-d", "busybox", "sh")
containerID := strings.TrimSpace(out)
newName := "testcontainerapirenamenew"
statusCode, _, err := sockRequest("POST", "/containers/"+containerID+"/rename?name="+newName, nil)
c.Assert(err, checker.IsNil)
// 204 No Content is expected, not 200
c.Assert(statusCode, checker.Equals, http.StatusNoContent)
name := inspectField(c, containerID, "Name")
c.Assert(name, checker.Equals, "/"+newName, check.Commentf("Failed to rename container"))
}
func (s *DockerSuite) TestContainerApiKill(c *check.C) {
name := "test-api-kill"
runSleepingContainer(c, "-i", "--name", name)
status, _, err := sockRequest("POST", "/containers/"+name+"/kill", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNoContent)
state := inspectField(c, name, "State.Running")
c.Assert(state, checker.Equals, "false", check.Commentf("got wrong State from container %s: %q", name, state))
}
func (s *DockerSuite) TestContainerApiRestart(c *check.C) {
// TODO Windows to Windows CI. This is flaky due to the timing
testRequires(c, DaemonIsLinux)
name := "test-api-restart"
dockerCmd(c, "run", "-di", "--name", name, "busybox", "top")
status, _, err := sockRequest("POST", "/containers/"+name+"/restart?t=1", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNoContent)
c.Assert(waitInspect(name, "{{ .State.Restarting }} {{ .State.Running }}", "false true", 5*time.Second), checker.IsNil)
}
func (s *DockerSuite) TestContainerApiRestartNotimeoutParam(c *check.C) {
// TODO Windows to Windows CI. This is flaky due to the timing
testRequires(c, DaemonIsLinux)
name := "test-api-restart-no-timeout-param"
out, _ := dockerCmd(c, "run", "-di", "--name", name, "busybox", "top")
id := strings.TrimSpace(out)
c.Assert(waitRun(id), checker.IsNil)
status, _, err := sockRequest("POST", "/containers/"+name+"/restart", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNoContent)
c.Assert(waitInspect(name, "{{ .State.Restarting }} {{ .State.Running }}", "false true", 50*time.Second), checker.IsNil)
}
func (s *DockerSuite) TestContainerApiStart(c *check.C) {
name := "testing-start"
config := map[string]interface{}{
"Image": "busybox",
"Cmd": append([]string{"/bin/sh", "-c"}, defaultSleepCommand...),
"OpenStdin": true,
}
status, _, err := sockRequest("POST", "/containers/create?name="+name, config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusCreated)
conf := make(map[string]interface{})
status, _, err = sockRequest("POST", "/containers/"+name+"/start", conf)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNoContent)
// second call to start should give 304
status, _, err = sockRequest("POST", "/containers/"+name+"/start", conf)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNotModified)
}
func (s *DockerSuite) TestContainerApiStop(c *check.C) {
name := "test-api-stop"
runSleepingContainer(c, "-i", "--name", name)
status, _, err := sockRequest("POST", "/containers/"+name+"/stop?t=30", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNoContent)
c.Assert(waitInspect(name, "{{ .State.Running }}", "false", 60*time.Second), checker.IsNil)
// second call to start should give 304
status, _, err = sockRequest("POST", "/containers/"+name+"/stop?t=30", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNotModified)
}
func (s *DockerSuite) TestContainerApiDeleteForce(c *check.C) {
out, _ := runSleepingContainer(c)
id := strings.TrimSpace(out)
c.Assert(waitRun(id), checker.IsNil)
status, _, err := sockRequest("DELETE", "/containers/"+id+"?force=1", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
}
func (s *DockerSuite) TestContainerApiDeleteRemoveLinks(c *check.C) {
// Windows does not support links
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "--name", "tlink1", "busybox", "top")
id := strings.TrimSpace(out)
c.Assert(waitRun(id), checker.IsNil)
time.Sleep(5 * time.Second)
out, _ = dockerCmd(c, "run", "--link", "tlink1:tlink1", "--name", "tlink2", "-d", "busybox", "top")
id2 := strings.TrimSpace(out)
c.Assert(waitRun(id2), checker.IsNil)
links := inspectFieldJSON(c, id2, "HostConfig.Links")
c.Assert(links, checker.Equals, "[\"/tlink1:/tlink2/tlink1\"]", check.Commentf("expected to have links between containers"))
status, b, err := sockRequest("DELETE", "/containers/tlink2/tlink1?link=1", nil)
c.Assert(err, check.IsNil)
c.Assert(status, check.Equals, http.StatusNoContent, check.Commentf(string(b)))
linksPostRm := inspectFieldJSON(c, id2, "HostConfig.Links")
c.Assert(linksPostRm, checker.Equals, "null", check.Commentf("call to api deleteContainer links should have removed the specified links"))
}
func (s *DockerSuite) TestContainerApiDeleteConflict(c *check.C) {
out, _ := runSleepingContainer(c)
id := strings.TrimSpace(out)
c.Assert(waitRun(id), checker.IsNil)
status, _, err := sockRequest("DELETE", "/containers/"+id, nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusConflict)
}
func (s *DockerSuite) TestContainerApiDeleteRemoveVolume(c *check.C) {
testRequires(c, SameHostDaemon)
vol := "/testvolume"
if daemonPlatform == "windows" {
vol = `c:\testvolume`
}
out, _ := runSleepingContainer(c, "-v", vol)
id := strings.TrimSpace(out)
c.Assert(waitRun(id), checker.IsNil)
source, err := inspectMountSourceField(id, vol)
_, err = os.Stat(source)
c.Assert(err, checker.IsNil)
status, _, err := sockRequest("DELETE", "/containers/"+id+"?v=1&force=1", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNoContent)
_, err = os.Stat(source)
c.Assert(os.IsNotExist(err), checker.True, check.Commentf("expected to get ErrNotExist error, got %v", err))
}
func (s *DockerSuite) TestContainerApiPostContainerStop(c *check.C) {
out, _ := runSleepingContainer(c)
containerID := strings.TrimSpace(out)
c.Assert(waitRun(containerID), checker.IsNil)
statusCode, _, err := sockRequest("POST", "/containers/"+containerID+"/stop", nil)
c.Assert(err, checker.IsNil)
// 204 No Content is expected, not 200
c.Assert(statusCode, checker.Equals, http.StatusNoContent)
c.Assert(waitInspect(containerID, "{{ .State.Running }}", "false", 5*time.Second), checker.IsNil)
}
// #14170
func (s *DockerSuite) TestPostContainerApiCreateWithStringOrSliceEntrypoint(c *check.C) {
config := struct {
Image string
Entrypoint string
Cmd []string
}{"busybox", "echo", []string{"hello", "world"}}
status, _, err := sockRequest("POST", "/containers/create?name=echotest", config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusCreated)
out, _ := dockerCmd(c, "start", "-a", "echotest")
c.Assert(strings.TrimSpace(out), checker.Equals, "hello world")
config2 := struct {
Image string
Entrypoint []string
Cmd []string
}{"busybox", []string{"echo"}, []string{"hello", "world"}}
_, _, err = sockRequest("POST", "/containers/create?name=echotest2", config2)
c.Assert(err, checker.IsNil)
out, _ = dockerCmd(c, "start", "-a", "echotest2")
c.Assert(strings.TrimSpace(out), checker.Equals, "hello world")
}
// #14170
func (s *DockerSuite) TestPostContainersCreateWithStringOrSliceCmd(c *check.C) {
config := struct {
Image string
Entrypoint string
Cmd string
}{"busybox", "echo", "hello world"}
status, _, err := sockRequest("POST", "/containers/create?name=echotest", config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusCreated)
out, _ := dockerCmd(c, "start", "-a", "echotest")
c.Assert(strings.TrimSpace(out), checker.Equals, "hello world")
config2 := struct {
Image string
Cmd []string
}{"busybox", []string{"echo", "hello", "world"}}
_, _, err = sockRequest("POST", "/containers/create?name=echotest2", config2)
c.Assert(err, checker.IsNil)
out, _ = dockerCmd(c, "start", "-a", "echotest2")
c.Assert(strings.TrimSpace(out), checker.Equals, "hello world")
}
/*
//Hyper does not support Cap
// regression #14318
func (s *DockerSuite) TestPostContainersCreateWithStringOrSliceCapAddDrop(c *check.C) {
// Windows doesn't support CapAdd/CapDrop
testRequires(c, DaemonIsLinux)
config := struct {
Image string
CapAdd string
CapDrop string
}{"busybox", "NET_ADMIN", "SYS_ADMIN"}
status, _, err := sockRequest("POST", "/containers/create?name=capaddtest0", config)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusCreated)
config2 := struct {
Image string
CapAdd []string
CapDrop []string
}{"busybox", []string{"NET_ADMIN", "SYS_ADMIN"}, []string{"SETGID"}}
status, _, err = sockRequest("POST", "/containers/create?name=capaddtest1", config2)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusCreated)
}
*/
func (s *DockerSuite) TestContainerApiGetContainersJSONEmpty(c *check.C) {
debugEndpoint = "/containers/json?all=1"
status, body, err := sockRequest("GET", "/containers/json?all=1", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
c.Assert(string(body), checker.Equals, "[]\n")
}
/*
//Hyper does not need a json request body in start api for backwards compatibility
// #14640
func (s *DockerSuite) TestPostContainersStartWithoutLinksInHostConfig(c *check.C) {
// TODO Windows: Windows doesn't support supplying a hostconfig on start.
// An alternate test could be written to validate the negative testing aspect of this
testRequires(c, DaemonIsLinux)
name := "test-host-config-links"
dockerCmd(c, append([]string{"create", "--name", name, "busybox"}, defaultSleepCommand...)...)
hc := inspectFieldJSON(c, name, "HostConfig")
config := `{"HostConfig":` + hc + `}`
res, b, err := sockRequestRaw("POST", "/containers/"+name+"/start", strings.NewReader(config), "application/json")
c.Assert(err, checker.IsNil)
c.Assert(res.StatusCode, checker.Equals, http.StatusNoContent)
b.Close()
}
// #14640
func (s *DockerSuite) TestPostContainersStartWithLinksInHostConfig(c *check.C) {
// TODO Windows: Windows doesn't support supplying a hostconfig on start.
// An alternate test could be written to validate the negative testing aspect of this
testRequires(c, DaemonIsLinux)
name := "test-host-config-links"
dockerCmd(c, "run", "--name", "foo", "-d", "busybox", "top")
dockerCmd(c, "create", "--name", name, "--link", "foo:bar", "busybox", "top")
hc := inspectFieldJSON(c, name, "HostConfig")
config := `{"HostConfig":` + hc + `}`
res, b, err := sockRequestRaw("POST", "/containers/"+name+"/start", strings.NewReader(config), "application/json")
c.Assert(err, checker.IsNil)
c.Assert(res.StatusCode, checker.Equals, http.StatusNoContent)
b.Close()
}
// #14640
func (s *DockerSuite) TestPostContainersStartWithLinksInHostConfigIdLinked(c *check.C) {
// Windows does not support links
testRequires(c, DaemonIsLinux)
name := "test-host-config-links"
out, _ := dockerCmd(c, "run", "--name", "link0", "-d", "busybox", "top")
id := strings.TrimSpace(out)
dockerCmd(c, "create", "--name", name, "--link", id, "busybox", "top")
hc := inspectFieldJSON(c, name, "HostConfig")
config := `{"HostConfig":` + hc + `}`
res, b, err := sockRequestRaw("POST", "/containers/"+name+"/start", strings.NewReader(config), "application/json")
c.Assert(err, checker.IsNil)
c.Assert(res.StatusCode, checker.Equals, http.StatusNoContent)
b.Close()
}
func (s *DockerSuite) TestContainerApiGetContainersJSONEmpty(c *check.C) {
debugEndpoint = "/containers/json?all=1"
status, body, err := sockRequest("GET", "/containers/json?all=1", nil)
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusOK)
c.Assert(string(body), checker.Equals, "[]\n")
}
func (s *DockerSuite) TestStartWithNilDNS(c *check.C) {
// TODO Windows: Add once DNS is supported
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "create", "busybox")
containerID := strings.TrimSpace(out)
config := `{"HostConfig": {"Dns": null}}`
res, b, err := sockRequestRaw("POST", "/containers/"+containerID+"/start", strings.NewReader(config), "application/json")
c.Assert(err, checker.IsNil)
c.Assert(res.StatusCode, checker.Equals, http.StatusNoContent)
b.Close()
dns := inspectFieldJSON(c, containerID, "HostConfig.Dns")
c.Assert(dns, checker.Equals, "[]")
}
*/

View File

@@ -0,0 +1,138 @@
package main
import (
"bufio"
"os/exec"
"regexp"
"strings"
"time"
"github.com/docker/docker/pkg/integration/checker"
"github.com/go-check/check"
)
func (s *DockerSuite) TestStatsNoStream(c *check.C) {
// Windows does not support stats
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
id := strings.TrimSpace(out)
c.Assert(waitRun(id), checker.IsNil)
statsCmd := exec.Command(dockerBinary, "stats", "--no-stream", id)
type output struct {
out []byte
err error
}
ch := make(chan output)
go func() {
out, err := statsCmd.Output()
ch <- output{out, err}
}()
select {
case outerr := <-ch:
c.Assert(outerr.err, checker.IsNil, check.Commentf("Error running stats: %v", outerr.err))
c.Assert(string(outerr.out), checker.Contains, id) //running container wasn't present in output
case <-time.After(3 * time.Second):
statsCmd.Process.Kill()
c.Fatalf("stats did not return immediately when not streaming")
}
}
// NEED TO BE FIXED
func (s *DockerSuite) TestStatsContainerNotFound(c *check.C) {
// Windows does not support stats
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("stats", "notfound")
c.Assert(err, checker.NotNil)
c.Assert(out, checker.Contains, "No such container: notfound", check.Commentf("Expected to fail on not found container stats, got %q instead", out))
out, _, err = dockerCmdWithError("stats", "--no-stream", "notfound")
c.Assert(err, checker.NotNil)
c.Assert(out, checker.Contains, "No such container: notfound", check.Commentf("Expected to fail on not found container stats with --no-stream, got %q instead", out))
}
func (s *DockerSuite) TestStatsAllRunningNoStream(c *check.C) {
// Windows does not support stats
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
id1 := strings.TrimSpace(out)[:12]
c.Assert(waitRun(id1), check.IsNil)
out, _ = dockerCmd(c, "run", "-d", "busybox", "top")
id2 := strings.TrimSpace(out)[:12]
c.Assert(waitRun(id2), check.IsNil)
out, _ = dockerCmd(c, "run", "-d", "busybox", "top")
id3 := strings.TrimSpace(out)[:12]
c.Assert(waitRun(id3), check.IsNil)
dockerCmd(c, "stop", id3)
out, _ = dockerCmd(c, "stats", "--no-stream")
if !strings.Contains(out, id1) || !strings.Contains(out, id2) {
c.Fatalf("Expected stats output to contain both %s and %s, got %s", id1, id2, out)
}
if strings.Contains(out, id3) {
c.Fatalf("Did not expect %s in stats, got %s", id3, out)
}
}
func (s *DockerSuite) TestStatsAllNoStream(c *check.C) {
// Windows does not support stats
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
id1 := strings.TrimSpace(out)[:12]
c.Assert(waitRun(id1), check.IsNil)
dockerCmd(c, "stop", id1)
out, _ = dockerCmd(c, "run", "-d", "busybox", "top")
id2 := strings.TrimSpace(out)[:12]
c.Assert(waitRun(id2), check.IsNil)
out, _ = dockerCmd(c, "stats", "--all", "--no-stream")
if !strings.Contains(out, id1) || !strings.Contains(out, id2) {
c.Fatalf("Expected stats output to contain both %s and %s, got %s", id1, id2, out)
}
}
// NEED TO BE FIXED
func (s *DockerSuite) TestStatsAllNewContainersAdded(c *check.C) {
// Windows does not support stats
testRequires(c, DaemonIsLinux)
id := make(chan string)
addedChan := make(chan struct{})
dockerCmd(c, "run", "-d", "busybox", "top")
statsCmd := exec.Command(dockerBinary, "stats")
stdout, err := statsCmd.StdoutPipe()
c.Assert(err, check.IsNil)
c.Assert(statsCmd.Start(), check.IsNil)
defer statsCmd.Process.Kill()
go func() {
containerID := <-id
matchID := regexp.MustCompile(containerID)
scanner := bufio.NewScanner(stdout)
for scanner.Scan() {
switch {
case matchID.MatchString(scanner.Text()):
close(addedChan)
}
}
}()
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
c.Assert(waitRun(strings.TrimSpace(out)), check.IsNil)
id <- strings.TrimSpace(out)[:12]
select {
case <-time.After(100 * time.Second):
c.Fatal("failed to observe new container created added to stats")
case <-addedChan:
// ignore, done
}
}