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moby--moby/integration-cli/docker_cli_commit_test.go

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package main
import (
"strings"
"github.com/go-check/check"
)
func (s *DockerSuite) TestCommitAfterContainerIsDone(c *check.C) {
out, _ := dockerCmd(c, "run", "-i", "-a", "stdin", "busybox", "echo", "foo")
cleanedContainerID := strings.TrimSpace(out)
dockerCmd(c, "wait", cleanedContainerID)
out, _ = dockerCmd(c, "commit", cleanedContainerID)
cleanedImageID := strings.TrimSpace(out)
dockerCmd(c, "inspect", cleanedImageID)
}
func (s *DockerSuite) TestCommitWithoutPause(c *check.C) {
out, _ := dockerCmd(c, "run", "-i", "-a", "stdin", "busybox", "echo", "foo")
cleanedContainerID := strings.TrimSpace(out)
dockerCmd(c, "wait", cleanedContainerID)
out, _ = dockerCmd(c, "commit", "-p=false", cleanedContainerID)
cleanedImageID := strings.TrimSpace(out)
dockerCmd(c, "inspect", cleanedImageID)
}
//test commit a paused container should not unpause it after commit
func (s *DockerSuite) TestCommitPausedContainer(c *check.C) {
defer unpauseAllContainers()
out, _ := dockerCmd(c, "run", "-i", "-d", "busybox")
cleanedContainerID := strings.TrimSpace(out)
dockerCmd(c, "pause", cleanedContainerID)
out, _ = dockerCmd(c, "commit", cleanedContainerID)
out, err := inspectField(cleanedContainerID, "State.Paused")
c.Assert(err, check.IsNil)
if !strings.Contains(out, "true") {
c.Fatalf("commit should not unpause a paused container")
}
}
func (s *DockerSuite) TestCommitNewFile(c *check.C) {
dockerCmd(c, "run", "--name", "commiter", "busybox", "/bin/sh", "-c", "echo koye > /foo")
imageID, _ := dockerCmd(c, "commit", "commiter")
imageID = strings.Trim(imageID, "\r\n")
out, _ := dockerCmd(c, "run", imageID, "cat", "/foo")
if actual := strings.Trim(out, "\r\n"); actual != "koye" {
c.Fatalf("expected output koye received %q", actual)
}
}
func (s *DockerSuite) TestCommitHardlink(c *check.C) {
firstOutput, _ := dockerCmd(c, "run", "-t", "--name", "hardlinks", "busybox", "sh", "-c", "touch file1 && ln file1 file2 && ls -di file1 file2")
chunks := strings.Split(strings.TrimSpace(firstOutput), " ")
inode := chunks[0]
found := false
for _, chunk := range chunks[1:] {
if chunk == inode {
found = true
break
}
}
if !found {
c.Fatalf("Failed to create hardlink in a container. Expected to find %q in %q", inode, chunks[1:])
}
imageID, _ := dockerCmd(c, "commit", "hardlinks", "hardlinks")
imageID = strings.Trim(imageID, "\r\n")
secondOutput, _ := dockerCmd(c, "run", "-t", "hardlinks", "ls", "-di", "file1", "file2")
chunks = strings.Split(strings.TrimSpace(secondOutput), " ")
inode = chunks[0]
found = false
for _, chunk := range chunks[1:] {
if chunk == inode {
found = true
break
}
}
if !found {
c.Fatalf("Failed to create hardlink in a container. Expected to find %q in %q", inode, chunks[1:])
}
}
func (s *DockerSuite) TestCommitTTY(c *check.C) {
dockerCmd(c, "run", "-t", "--name", "tty", "busybox", "/bin/ls")
imageID, _ := dockerCmd(c, "commit", "tty", "ttytest")
imageID = strings.Trim(imageID, "\r\n")
dockerCmd(c, "run", "ttytest", "/bin/ls")
}
func (s *DockerSuite) TestCommitWithHostBindMount(c *check.C) {
dockerCmd(c, "run", "--name", "bind-commit", "-v", "/dev/null:/winning", "busybox", "true")
imageID, _ := dockerCmd(c, "commit", "bind-commit", "bindtest")
imageID = strings.Trim(imageID, "\r\n")
dockerCmd(c, "run", "bindtest", "true")
}
func (s *DockerSuite) TestCommitChange(c *check.C) {
dockerCmd(c, "run", "--name", "test", "busybox", "true")
imageID, _ := dockerCmd(c, "commit",
"--change", "EXPOSE 8080",
"--change", "ENV DEBUG true",
"--change", "ENV test 1",
"--change", "ENV PATH /foo",
"--change", "LABEL foo bar",
"--change", "CMD [\"/bin/sh\"]",
"--change", "WORKDIR /opt",
"--change", "ENTRYPOINT [\"/bin/sh\"]",
"--change", "USER testuser",
"--change", "VOLUME /var/lib/docker",
"--change", "ONBUILD /usr/local/bin/python-build --dir /app/src",
"test", "test-commit")
imageID = strings.Trim(imageID, "\r\n")
expected := map[string]string{
"Config.ExposedPorts": "map[8080/tcp:{}]",
"Config.Env": "[DEBUG=true test=1 PATH=/foo]",
"Config.Labels": "map[foo:bar]",
"Config.Cmd": "{[/bin/sh]}",
"Config.WorkingDir": "/opt",
"Config.Entrypoint": "{[/bin/sh]}",
"Config.User": "testuser",
"Config.Volumes": "map[/var/lib/docker:{}]",
"Config.OnBuild": "[/usr/local/bin/python-build --dir /app/src]",
}
for conf, value := range expected {
res, err := inspectField(imageID, conf)
c.Assert(err, check.IsNil)
if res != value {
c.Errorf("%s('%s'), expected %s", conf, res, value)
}
}
}
// TODO: commit --run is deprecated, remove this once --run is removed
func (s *DockerSuite) TestCommitMergeConfigRun(c *check.C) {
name := "commit-test"
out, _ := dockerCmd(c, "run", "-d", "-e=FOO=bar", "busybox", "/bin/sh", "-c", "echo testing > /tmp/foo")
id := strings.TrimSpace(out)
dockerCmd(c, "commit", `--run={"Cmd": ["cat", "/tmp/foo"]}`, id, "commit-test")
out, _ = dockerCmd(c, "run", "--name", name, "commit-test")
if strings.TrimSpace(out) != "testing" {
c.Fatal("run config in committed container was not merged")
}
type cfg struct {
Env []string
Cmd []string
}
config1 := cfg{}
if err := inspectFieldAndMarshall(id, "Config", &config1); err != nil {
c.Fatal(err)
}
config2 := cfg{}
if err := inspectFieldAndMarshall(name, "Config", &config2); err != nil {
c.Fatal(err)
}
// Env has at least PATH loaded as well here, so let's just grab the FOO one
var env1, env2 string
for _, e := range config1.Env {
if strings.HasPrefix(e, "FOO") {
env1 = e
break
}
}
for _, e := range config2.Env {
if strings.HasPrefix(e, "FOO") {
env2 = e
break
}
}
if len(config1.Env) != len(config2.Env) || env1 != env2 && env2 != "" {
c.Fatalf("expected envs to match: %v - %v", config1.Env, config2.Env)
}
}