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60ffd6c880
Fixes: #20384 Add order support for volume ls to make it easy to external users to consume. Signed-off-by: Kai Qiang Wu(Kennan) <wkqwu@cn.ibm.com>
220 lines
9.7 KiB
Go
220 lines
9.7 KiB
Go
package main
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import (
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"os/exec"
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"strings"
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"github.com/docker/docker/pkg/integration/checker"
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"github.com/go-check/check"
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)
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func (s *DockerSuite) TestVolumeCliCreate(c *check.C) {
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dockerCmd(c, "volume", "create")
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_, err := runCommand(exec.Command(dockerBinary, "volume", "create", "-d", "nosuchdriver"))
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c.Assert(err, check.Not(check.IsNil))
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out, _ := dockerCmd(c, "volume", "create", "--name=test")
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name := strings.TrimSpace(out)
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c.Assert(name, check.Equals, "test")
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}
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func (s *DockerSuite) TestVolumeCliCreateOptionConflict(c *check.C) {
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dockerCmd(c, "volume", "create", "--name=test")
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out, _, err := dockerCmdWithError("volume", "create", "--name", "test", "--driver", "nosuchdriver")
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c.Assert(err, check.NotNil, check.Commentf("volume create exception name already in use with another driver"))
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c.Assert(out, checker.Contains, "A volume named test already exists")
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out, _ = dockerCmd(c, "volume", "inspect", "--format='{{ .Driver }}'", "test")
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_, _, err = dockerCmdWithError("volume", "create", "--name", "test", "--driver", strings.TrimSpace(out))
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c.Assert(err, check.IsNil)
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}
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func (s *DockerSuite) TestVolumeCliInspect(c *check.C) {
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c.Assert(
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exec.Command(dockerBinary, "volume", "inspect", "doesntexist").Run(),
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check.Not(check.IsNil),
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check.Commentf("volume inspect should error on non-existent volume"),
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)
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out, _ := dockerCmd(c, "volume", "create")
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name := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "volume", "inspect", "--format='{{ .Name }}'", name)
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c.Assert(strings.TrimSpace(out), check.Equals, name)
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dockerCmd(c, "volume", "create", "--name", "test")
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out, _ = dockerCmd(c, "volume", "inspect", "--format='{{ .Name }}'", "test")
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c.Assert(strings.TrimSpace(out), check.Equals, "test")
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}
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func (s *DockerSuite) TestVolumeCliInspectMulti(c *check.C) {
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dockerCmd(c, "volume", "create", "--name", "test1")
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dockerCmd(c, "volume", "create", "--name", "test2")
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dockerCmd(c, "volume", "create", "--name", "not-shown")
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out, _, err := dockerCmdWithError("volume", "inspect", "--format='{{ .Name }}'", "test1", "test2", "doesntexist", "not-shown")
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c.Assert(err, checker.NotNil)
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outArr := strings.Split(strings.TrimSpace(out), "\n")
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c.Assert(len(outArr), check.Equals, 3, check.Commentf("\n%s", out))
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c.Assert(out, checker.Contains, "test1")
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c.Assert(out, checker.Contains, "test2")
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c.Assert(out, checker.Contains, "Error: No such volume: doesntexist")
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c.Assert(out, checker.Not(checker.Contains), "not-shown")
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}
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func (s *DockerSuite) TestVolumeCliLs(c *check.C) {
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prefix, _ := getPrefixAndSlashFromDaemonPlatform()
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out, _ := dockerCmd(c, "volume", "create", "--name", "aaa")
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dockerCmd(c, "volume", "create", "--name", "test")
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dockerCmd(c, "volume", "create", "--name", "soo")
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dockerCmd(c, "run", "-v", "soo:"+prefix+"/foo", "busybox", "ls", "/")
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out, _ = dockerCmd(c, "volume", "ls")
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outArr := strings.Split(strings.TrimSpace(out), "\n")
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c.Assert(len(outArr), check.Equals, 4, check.Commentf("\n%s", out))
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assertVolList(c, out, []string{"aaa", "soo", "test"})
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}
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// assertVolList checks volume retrieved with ls command
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// equals to expected volume list
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// note: out should be `volume ls [option]` result
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func assertVolList(c *check.C, out string, expectVols []string) {
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lines := strings.Split(out, "\n")
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var volList []string
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for _, line := range lines[1 : len(lines)-1] {
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volFields := strings.Fields(line)
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// wrap all volume name in volList
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volList = append(volList, volFields[1])
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}
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// volume ls should contains all expected volumes
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c.Assert(volList, checker.DeepEquals, expectVols)
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}
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func (s *DockerSuite) TestVolumeCliLsFilterDangling(c *check.C) {
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prefix, _ := getPrefixAndSlashFromDaemonPlatform()
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dockerCmd(c, "volume", "create", "--name", "testnotinuse1")
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dockerCmd(c, "volume", "create", "--name", "testisinuse1")
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dockerCmd(c, "volume", "create", "--name", "testisinuse2")
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// Make sure both "created" (but not started), and started
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// containers are included in reference counting
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dockerCmd(c, "run", "--name", "volume-test1", "-v", "testisinuse1:"+prefix+"/foo", "busybox", "true")
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dockerCmd(c, "create", "--name", "volume-test2", "-v", "testisinuse2:"+prefix+"/foo", "busybox", "true")
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out, _ := dockerCmd(c, "volume", "ls")
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// No filter, all volumes should show
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c.Assert(out, checker.Contains, "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
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c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("expected volume 'testisinuse1' in output"))
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c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
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out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=false")
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// Explicitly disabling dangling
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c.Assert(out, check.Not(checker.Contains), "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
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c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("expected volume 'testisinuse1' in output"))
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c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
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out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=true")
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// Filter "dangling" volumes; only "dangling" (unused) volumes should be in the output
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c.Assert(out, checker.Contains, "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
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c.Assert(out, check.Not(checker.Contains), "testisinuse1\n", check.Commentf("volume 'testisinuse1' in output, but not expected"))
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c.Assert(out, check.Not(checker.Contains), "testisinuse2\n", check.Commentf("volume 'testisinuse2' in output, but not expected"))
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out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=1")
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// Filter "dangling" volumes; only "dangling" (unused) volumes should be in the output, dangling also accept 1
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c.Assert(out, checker.Contains, "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
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c.Assert(out, check.Not(checker.Contains), "testisinuse1\n", check.Commentf("volume 'testisinuse1' in output, but not expected"))
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c.Assert(out, check.Not(checker.Contains), "testisinuse2\n", check.Commentf("volume 'testisinuse2' in output, but not expected"))
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out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=0")
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// dangling=0 is same as dangling=false case
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c.Assert(out, check.Not(checker.Contains), "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
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c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("expected volume 'testisinuse1' in output"))
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c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
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}
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func (s *DockerSuite) TestVolumeCliLsErrorWithInvalidFilterName(c *check.C) {
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out, _, err := dockerCmdWithError("volume", "ls", "-f", "FOO=123")
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c.Assert(err, checker.NotNil)
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c.Assert(out, checker.Contains, "Invalid filter")
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}
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func (s *DockerSuite) TestVolumeCliLsWithIncorrectFilterValue(c *check.C) {
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out, _, err := dockerCmdWithError("volume", "ls", "-f", "dangling=invalid")
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c.Assert(err, check.NotNil)
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c.Assert(out, checker.Contains, "Invalid filter")
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}
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func (s *DockerSuite) TestVolumeCliRm(c *check.C) {
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prefix, _ := getPrefixAndSlashFromDaemonPlatform()
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out, _ := dockerCmd(c, "volume", "create")
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id := strings.TrimSpace(out)
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dockerCmd(c, "volume", "create", "--name", "test")
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dockerCmd(c, "volume", "rm", id)
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dockerCmd(c, "volume", "rm", "test")
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out, _ = dockerCmd(c, "volume", "ls")
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outArr := strings.Split(strings.TrimSpace(out), "\n")
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c.Assert(len(outArr), check.Equals, 1, check.Commentf("%s\n", out))
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volumeID := "testing"
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dockerCmd(c, "run", "-v", volumeID+":"+prefix+"/foo", "--name=test", "busybox", "sh", "-c", "echo hello > /foo/bar")
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out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "volume", "rm", "testing"))
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c.Assert(
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err,
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check.Not(check.IsNil),
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check.Commentf("Should not be able to remove volume that is in use by a container\n%s", out))
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out, _ = dockerCmd(c, "run", "--volumes-from=test", "--name=test2", "busybox", "sh", "-c", "cat /foo/bar")
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c.Assert(strings.TrimSpace(out), check.Equals, "hello")
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dockerCmd(c, "rm", "-fv", "test2")
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dockerCmd(c, "volume", "inspect", volumeID)
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dockerCmd(c, "rm", "-f", "test")
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out, _ = dockerCmd(c, "run", "--name=test2", "-v", volumeID+":"+prefix+"/foo", "busybox", "sh", "-c", "cat /foo/bar")
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c.Assert(strings.TrimSpace(out), check.Equals, "hello", check.Commentf("volume data was removed"))
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dockerCmd(c, "rm", "test2")
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dockerCmd(c, "volume", "rm", volumeID)
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c.Assert(
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exec.Command("volume", "rm", "doesntexist").Run(),
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check.Not(check.IsNil),
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check.Commentf("volume rm should fail with non-existent volume"),
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)
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}
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func (s *DockerSuite) TestVolumeCliNoArgs(c *check.C) {
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out, _ := dockerCmd(c, "volume")
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// no args should produce the cmd usage output
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usage := "Usage: docker volume [OPTIONS] [COMMAND]"
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c.Assert(out, checker.Contains, usage)
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// invalid arg should error and show the command usage on stderr
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_, stderr, _, err := runCommandWithStdoutStderr(exec.Command(dockerBinary, "volume", "somearg"))
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c.Assert(err, check.NotNil, check.Commentf(stderr))
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c.Assert(stderr, checker.Contains, usage)
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// invalid flag should error and show the flag error and cmd usage
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_, stderr, _, err = runCommandWithStdoutStderr(exec.Command(dockerBinary, "volume", "--no-such-flag"))
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c.Assert(err, check.NotNil, check.Commentf(stderr))
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c.Assert(stderr, checker.Contains, usage)
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c.Assert(stderr, checker.Contains, "flag provided but not defined: --no-such-flag")
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}
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func (s *DockerSuite) TestVolumeCliInspectTmplError(c *check.C) {
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out, _ := dockerCmd(c, "volume", "create")
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name := strings.TrimSpace(out)
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out, exitCode, err := dockerCmdWithError("volume", "inspect", "--format='{{ .FooBar }}'", name)
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c.Assert(err, checker.NotNil, check.Commentf("Output: %s", out))
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c.Assert(exitCode, checker.Equals, 1, check.Commentf("Output: %s", out))
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c.Assert(out, checker.Contains, "Template parsing error")
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}
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