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moby--moby/integration-cli/docker_cli_volume_test.go

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package main
import (
"fmt"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"strings"
"github.com/docker/docker/integration-cli/checker"
icmd "github.com/docker/docker/pkg/testutil/cmd"
"github.com/go-check/check"
)
func (s *DockerSuite) TestVolumeCLICreate(c *check.C) {
dockerCmd(c, "volume", "create")
_, _, err := dockerCmdWithError("volume", "create", "-d", "nosuchdriver")
c.Assert(err, check.NotNil)
// test using hidden --name option
out, _ := dockerCmd(c, "volume", "create", "--name=test")
name := strings.TrimSpace(out)
c.Assert(name, check.Equals, "test")
out, _ = dockerCmd(c, "volume", "create", "test2")
name = strings.TrimSpace(out)
c.Assert(name, check.Equals, "test2")
}
func (s *DockerSuite) TestVolumeCLIInspect(c *check.C) {
c.Assert(
exec.Command(dockerBinary, "volume", "inspect", "doesntexist").Run(),
check.Not(check.IsNil),
check.Commentf("volume inspect should error on non-existent volume"),
)
out, _ := dockerCmd(c, "volume", "create")
name := strings.TrimSpace(out)
out, _ = dockerCmd(c, "volume", "inspect", "--format={{ .Name }}", name)
c.Assert(strings.TrimSpace(out), check.Equals, name)
dockerCmd(c, "volume", "create", "test")
out, _ = dockerCmd(c, "volume", "inspect", "--format={{ .Name }}", "test")
c.Assert(strings.TrimSpace(out), check.Equals, "test")
}
func (s *DockerSuite) TestVolumeCLIInspectMulti(c *check.C) {
dockerCmd(c, "volume", "create", "test1")
dockerCmd(c, "volume", "create", "test2")
dockerCmd(c, "volume", "create", "not-shown")
result := dockerCmdWithResult("volume", "inspect", "--format={{ .Name }}", "test1", "test2", "doesntexist", "not-shown")
c.Assert(result, icmd.Matches, icmd.Expected{
ExitCode: 1,
Err: "No such volume: doesntexist",
})
out := result.Stdout()
outArr := strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 2, check.Commentf("\n%s", out))
c.Assert(out, checker.Contains, "test1")
c.Assert(out, checker.Contains, "test2")
c.Assert(out, checker.Not(checker.Contains), "not-shown")
}
func (s *DockerSuite) TestVolumeCLILs(c *check.C) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
dockerCmd(c, "volume", "create", "aaa")
dockerCmd(c, "volume", "create", "test")
dockerCmd(c, "volume", "create", "soo")
dockerCmd(c, "run", "-v", "soo:"+prefix+"/foo", "busybox", "ls", "/")
out, _ := dockerCmd(c, "volume", "ls")
outArr := strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 4, check.Commentf("\n%s", out))
assertVolList(c, out, []string{"aaa", "soo", "test"})
}
func (s *DockerSuite) TestVolumeLsFormat(c *check.C) {
dockerCmd(c, "volume", "create", "aaa")
dockerCmd(c, "volume", "create", "test")
dockerCmd(c, "volume", "create", "soo")
out, _ := dockerCmd(c, "volume", "ls", "--format", "{{.Name}}")
lines := strings.Split(strings.TrimSpace(string(out)), "\n")
expected := []string{"aaa", "soo", "test"}
var names []string
names = append(names, lines...)
c.Assert(expected, checker.DeepEquals, names, check.Commentf("Expected array with truncated names: %v, got: %v", expected, names))
}
func (s *DockerSuite) TestVolumeLsFormatDefaultFormat(c *check.C) {
dockerCmd(c, "volume", "create", "aaa")
dockerCmd(c, "volume", "create", "test")
dockerCmd(c, "volume", "create", "soo")
config := `{
"volumesFormat": "{{ .Name }} default"
}`
d, err := ioutil.TempDir("", "integration-cli-")
c.Assert(err, checker.IsNil)
defer os.RemoveAll(d)
err = ioutil.WriteFile(filepath.Join(d, "config.json"), []byte(config), 0644)
c.Assert(err, checker.IsNil)
out, _ := dockerCmd(c, "--config", d, "volume", "ls")
lines := strings.Split(strings.TrimSpace(string(out)), "\n")
expected := []string{"aaa default", "soo default", "test default"}
var names []string
names = append(names, lines...)
c.Assert(expected, checker.DeepEquals, names, check.Commentf("Expected array with truncated names: %v, got: %v", expected, names))
}
// assertVolList checks volume retrieved with ls command
// equals to expected volume list
// note: out should be `volume ls [option]` result
func assertVolList(c *check.C, out string, expectVols []string) {
lines := strings.Split(out, "\n")
var volList []string
for _, line := range lines[1 : len(lines)-1] {
volFields := strings.Fields(line)
// wrap all volume name in volList
volList = append(volList, volFields[1])
}
// volume ls should contains all expected volumes
c.Assert(volList, checker.DeepEquals, expectVols)
}
func (s *DockerSuite) TestVolumeCLILsFilterDangling(c *check.C) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
dockerCmd(c, "volume", "create", "testnotinuse1")
dockerCmd(c, "volume", "create", "testisinuse1")
dockerCmd(c, "volume", "create", "testisinuse2")
// Make sure both "created" (but not started), and started
// containers are included in reference counting
dockerCmd(c, "run", "--name", "volume-test1", "-v", "testisinuse1:"+prefix+"/foo", "busybox", "true")
dockerCmd(c, "create", "--name", "volume-test2", "-v", "testisinuse2:"+prefix+"/foo", "busybox", "true")
out, _ := dockerCmd(c, "volume", "ls")
// No filter, all volumes should show
c.Assert(out, checker.Contains, "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("expected volume 'testisinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=false")
// Explicitly disabling dangling
c.Assert(out, check.Not(checker.Contains), "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("expected volume 'testisinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=true")
// Filter "dangling" volumes; only "dangling" (unused) volumes should be in the output
c.Assert(out, checker.Contains, "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, check.Not(checker.Contains), "testisinuse1\n", check.Commentf("volume 'testisinuse1' in output, but not expected"))
c.Assert(out, check.Not(checker.Contains), "testisinuse2\n", check.Commentf("volume 'testisinuse2' in output, but not expected"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=1")
// Filter "dangling" volumes; only "dangling" (unused) volumes should be in the output, dangling also accept 1
c.Assert(out, checker.Contains, "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, check.Not(checker.Contains), "testisinuse1\n", check.Commentf("volume 'testisinuse1' in output, but not expected"))
c.Assert(out, check.Not(checker.Contains), "testisinuse2\n", check.Commentf("volume 'testisinuse2' in output, but not expected"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=0")
// dangling=0 is same as dangling=false case
c.Assert(out, check.Not(checker.Contains), "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("expected volume 'testisinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "name=testisin")
c.Assert(out, check.Not(checker.Contains), "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("execpeted volume 'testisinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
}
func (s *DockerSuite) TestVolumeCLILsErrorWithInvalidFilterName(c *check.C) {
out, _, err := dockerCmdWithError("volume", "ls", "-f", "FOO=123")
c.Assert(err, checker.NotNil)
c.Assert(out, checker.Contains, "Invalid filter")
}
func (s *DockerSuite) TestVolumeCLILsWithIncorrectFilterValue(c *check.C) {
out, _, err := dockerCmdWithError("volume", "ls", "-f", "dangling=invalid")
c.Assert(err, check.NotNil)
c.Assert(out, checker.Contains, "Invalid filter")
}
func (s *DockerSuite) TestVolumeCLIRm(c *check.C) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
out, _ := dockerCmd(c, "volume", "create")
id := strings.TrimSpace(out)
dockerCmd(c, "volume", "create", "test")
dockerCmd(c, "volume", "rm", id)
dockerCmd(c, "volume", "rm", "test")
out, _ = dockerCmd(c, "volume", "ls")
outArr := strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 1, check.Commentf("%s\n", out))
volumeID := "testing"
dockerCmd(c, "run", "-v", volumeID+":"+prefix+"/foo", "--name=test", "busybox", "sh", "-c", "echo hello > /foo/bar")
icmd.RunCommand(dockerBinary, "volume", "rm", "testing").Assert(c, icmd.Expected{
ExitCode: 1,
Error: "exit status 1",
})
out, _ = dockerCmd(c, "run", "--volumes-from=test", "--name=test2", "busybox", "sh", "-c", "cat /foo/bar")
c.Assert(strings.TrimSpace(out), check.Equals, "hello")
dockerCmd(c, "rm", "-fv", "test2")
dockerCmd(c, "volume", "inspect", volumeID)
dockerCmd(c, "rm", "-f", "test")
out, _ = dockerCmd(c, "run", "--name=test2", "-v", volumeID+":"+prefix+"/foo", "busybox", "sh", "-c", "cat /foo/bar")
c.Assert(strings.TrimSpace(out), check.Equals, "hello", check.Commentf("volume data was removed"))
dockerCmd(c, "rm", "test2")
dockerCmd(c, "volume", "rm", volumeID)
c.Assert(
exec.Command("volume", "rm", "doesntexist").Run(),
check.Not(check.IsNil),
check.Commentf("volume rm should fail with non-existent volume"),
)
}
// FIXME(vdemeester) should be a unit test in cli/command/volume package
func (s *DockerSuite) TestVolumeCLINoArgs(c *check.C) {
out, _ := dockerCmd(c, "volume")
// no args should produce the cmd usage output
usage := "Usage: docker volume COMMAND"
c.Assert(out, checker.Contains, usage)
// invalid arg should error and show the command usage on stderr
icmd.RunCommand(dockerBinary, "volume", "somearg").Assert(c, icmd.Expected{
ExitCode: 1,
Error: "exit status 1",
Err: usage,
})
// invalid flag should error and show the flag error and cmd usage
result := icmd.RunCommand(dockerBinary, "volume", "--no-such-flag")
result.Assert(c, icmd.Expected{
ExitCode: 125,
Error: "exit status 125",
Err: usage,
})
c.Assert(result.Stderr(), checker.Contains, "unknown flag: --no-such-flag")
}
func (s *DockerSuite) TestVolumeCLIInspectTmplError(c *check.C) {
out, _ := dockerCmd(c, "volume", "create")
name := strings.TrimSpace(out)
out, exitCode, err := dockerCmdWithError("volume", "inspect", "--format='{{ .FooBar }}'", name)
c.Assert(err, checker.NotNil, check.Commentf("Output: %s", out))
c.Assert(exitCode, checker.Equals, 1, check.Commentf("Output: %s", out))
c.Assert(out, checker.Contains, "Template parsing error")
}
func (s *DockerSuite) TestVolumeCLICreateWithOpts(c *check.C) {
testRequires(c, DaemonIsLinux)
dockerCmd(c, "volume", "create", "-d", "local", "test", "--opt=type=tmpfs", "--opt=device=tmpfs", "--opt=o=size=1m,uid=1000")
out, _ := dockerCmd(c, "run", "-v", "test:/foo", "busybox", "mount")
mounts := strings.Split(out, "\n")
var found bool
for _, m := range mounts {
if strings.Contains(m, "/foo") {
found = true
info := strings.Fields(m)
// tmpfs on <path> type tmpfs (rw,relatime,size=1024k,uid=1000)
c.Assert(info[0], checker.Equals, "tmpfs")
c.Assert(info[2], checker.Equals, "/foo")
c.Assert(info[4], checker.Equals, "tmpfs")
c.Assert(info[5], checker.Contains, "uid=1000")
c.Assert(info[5], checker.Contains, "size=1024k")
break
}
}
c.Assert(found, checker.Equals, true)
}
func (s *DockerSuite) TestVolumeCLICreateLabel(c *check.C) {
testVol := "testvolcreatelabel"
testLabel := "foo"
testValue := "bar"
out, _, err := dockerCmdWithError("volume", "create", "--label", testLabel+"="+testValue, testVol)
c.Assert(err, check.IsNil)
out, _ = dockerCmd(c, "volume", "inspect", "--format={{ .Labels."+testLabel+" }}", testVol)
c.Assert(strings.TrimSpace(out), check.Equals, testValue)
}
func (s *DockerSuite) TestVolumeCLICreateLabelMultiple(c *check.C) {
testVol := "testvolcreatelabel"
testLabels := map[string]string{
"foo": "bar",
"baz": "foo",
}
args := []string{
"volume",
"create",
testVol,
}
for k, v := range testLabels {
args = append(args, "--label", k+"="+v)
}
out, _, err := dockerCmdWithError(args...)
c.Assert(err, check.IsNil)
for k, v := range testLabels {
out, _ = dockerCmd(c, "volume", "inspect", "--format={{ .Labels."+k+" }}", testVol)
c.Assert(strings.TrimSpace(out), check.Equals, v)
}
}
func (s *DockerSuite) TestVolumeCLILsFilterLabels(c *check.C) {
testVol1 := "testvolcreatelabel-1"
out, _, err := dockerCmdWithError("volume", "create", "--label", "foo=bar1", testVol1)
c.Assert(err, check.IsNil)
testVol2 := "testvolcreatelabel-2"
out, _, err = dockerCmdWithError("volume", "create", "--label", "foo=bar2", testVol2)
c.Assert(err, check.IsNil)
out, _ = dockerCmd(c, "volume", "ls", "--filter", "label=foo")
// filter with label=key
c.Assert(out, checker.Contains, "testvolcreatelabel-1\n", check.Commentf("expected volume 'testvolcreatelabel-1' in output"))
c.Assert(out, checker.Contains, "testvolcreatelabel-2\n", check.Commentf("expected volume 'testvolcreatelabel-2' in output"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "label=foo=bar1")
// filter with label=key=value
c.Assert(out, checker.Contains, "testvolcreatelabel-1\n", check.Commentf("expected volume 'testvolcreatelabel-1' in output"))
c.Assert(out, check.Not(checker.Contains), "testvolcreatelabel-2\n", check.Commentf("expected volume 'testvolcreatelabel-2 in output"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "label=non-exist")
outArr := strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 1, check.Commentf("\n%s", out))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "label=foo=non-exist")
outArr = strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 1, check.Commentf("\n%s", out))
}
func (s *DockerSuite) TestVolumeCLILsFilterDrivers(c *check.C) {
// using default volume driver local to create volumes
testVol1 := "testvol-1"
out, _, err := dockerCmdWithError("volume", "create", testVol1)
c.Assert(err, check.IsNil)
testVol2 := "testvol-2"
out, _, err = dockerCmdWithError("volume", "create", testVol2)
c.Assert(err, check.IsNil)
// filter with driver=local
out, _ = dockerCmd(c, "volume", "ls", "--filter", "driver=local")
c.Assert(out, checker.Contains, "testvol-1\n", check.Commentf("expected volume 'testvol-1' in output"))
c.Assert(out, checker.Contains, "testvol-2\n", check.Commentf("expected volume 'testvol-2' in output"))
// filter with driver=invaliddriver
out, _ = dockerCmd(c, "volume", "ls", "--filter", "driver=invaliddriver")
outArr := strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 1, check.Commentf("\n%s", out))
// filter with driver=loca
out, _ = dockerCmd(c, "volume", "ls", "--filter", "driver=loca")
outArr = strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 1, check.Commentf("\n%s", out))
// filter with driver=
out, _ = dockerCmd(c, "volume", "ls", "--filter", "driver=")
outArr = strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 1, check.Commentf("\n%s", out))
}
func (s *DockerSuite) TestVolumeCLIRmForceUsage(c *check.C) {
out, _ := dockerCmd(c, "volume", "create")
id := strings.TrimSpace(out)
dockerCmd(c, "volume", "rm", "-f", id)
dockerCmd(c, "volume", "rm", "--force", "nonexist")
out, _ = dockerCmd(c, "volume", "ls")
outArr := strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 1, check.Commentf("%s\n", out))
}
func (s *DockerSuite) TestVolumeCLIRmForce(c *check.C) {
testRequires(c, SameHostDaemon, DaemonIsLinux)
name := "test"
out, _ := dockerCmd(c, "volume", "create", name)
id := strings.TrimSpace(out)
c.Assert(id, checker.Equals, name)
out, _ = dockerCmd(c, "volume", "inspect", "--format", "{{.Mountpoint}}", name)
c.Assert(strings.TrimSpace(out), checker.Not(checker.Equals), "")
// Mountpoint is in the form of "/var/lib/docker/volumes/.../_data", removing `/_data`
path := strings.TrimSuffix(strings.TrimSpace(out), "/_data")
icmd.RunCommand("rm", "-rf", path).Assert(c, icmd.Success)
dockerCmd(c, "volume", "rm", "-f", "test")
out, _ = dockerCmd(c, "volume", "ls")
c.Assert(out, checker.Not(checker.Contains), name)
dockerCmd(c, "volume", "create", "test")
out, _ = dockerCmd(c, "volume", "ls")
c.Assert(out, checker.Contains, name)
}
func (s *DockerSuite) TestVolumeCliInspectWithVolumeOpts(c *check.C) {
testRequires(c, DaemonIsLinux)
// Without options
name := "test1"
dockerCmd(c, "volume", "create", "-d", "local", name)
out, _ := dockerCmd(c, "volume", "inspect", "--format={{ .Options }}", name)
c.Assert(strings.TrimSpace(out), checker.Contains, "map[]")
// With options
name = "test2"
k1, v1 := "type", "tmpfs"
k2, v2 := "device", "tmpfs"
k3, v3 := "o", "size=1m,uid=1000"
dockerCmd(c, "volume", "create", "-d", "local", name, "--opt", fmt.Sprintf("%s=%s", k1, v1), "--opt", fmt.Sprintf("%s=%s", k2, v2), "--opt", fmt.Sprintf("%s=%s", k3, v3))
out, _ = dockerCmd(c, "volume", "inspect", "--format={{ .Options }}", name)
c.Assert(strings.TrimSpace(out), checker.Contains, fmt.Sprintf("%s:%s", k1, v1))
c.Assert(strings.TrimSpace(out), checker.Contains, fmt.Sprintf("%s:%s", k2, v2))
c.Assert(strings.TrimSpace(out), checker.Contains, fmt.Sprintf("%s:%s", k3, v3))
}