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Fix docker volume dangling filter

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The docker volume ls -f dangling=true filter was
inverted; the filtered results actually returned all
non-dangling volumes.

This fixes the filter and adds some integration tests
to test the correct behavior.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Sebastiaan van Stijn 2015-09-06 00:44:29 +02:00
parent 7ce97dbe30
commit 1cbf9047b3
2 changed files with 36 additions and 1 deletions
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2
daemon/list.go
View file

@ -381,7 +381,7 @@ func (daemon *Daemon) Volumes(filter string) ([]*types.Volume, error) {
volumes := daemon.volumes.List() volumes := daemon.volumes.List()
for _, v := range volumes { for _, v := range volumes {
if filterUsed && daemon.volumes.Count(v) == 0 { if filterUsed && daemon.volumes.Count(v) > 0 {
continue continue
} }
volumesOut = append(volumesOut, volumeToAPIType(v)) volumesOut = append(volumesOut, volumeToAPIType(v))

35
integration-cli/docker_cli_volume_test.go
View file

@ -4,6 +4,7 @@ import (
"os/exec" "os/exec"
"strings" "strings"
"github.com/docker/docker/integration-cli/checker"
"github.com/go-check/check" "github.com/go-check/check"
) )
@ -54,6 +55,40 @@ func (s *DockerSuite) TestVolumeCliLs(c *check.C) {
c.Assert(strings.Contains(out, "test\n"), check.Equals, true) c.Assert(strings.Contains(out, "test\n"), check.Equals, true)
} }
func (s *DockerSuite) TestVolumeCliLsFilterDangling(c *check.C) {
testRequires(c, DaemonIsLinux)
dockerCmd(c, "volume", "create", "--name", "testnotinuse1")
dockerCmd(c, "volume", "create", "--name", "testisinuse1")
dockerCmd(c, "volume", "create", "--name", "testisinuse2")
// Make sure both "created" (but not started), and started
// containers are included in reference counting
dockerCmd(c, "run", "--name", "volume-test1", "-v", "testisinuse1:/foo", "busybox", "true")
dockerCmd(c, "create", "--name", "volume-test2", "-v", "testisinuse2:/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")
// Same as above, but expicitly disabling dangling
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=true")
// Filter "dangling" volumes; ony "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"))
}
func (s *DockerSuite) TestVolumeCliRm(c *check.C) { func (s *DockerSuite) TestVolumeCliRm(c *check.C) {
testRequires(c, DaemonIsLinux) testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "volume", "create") out, _ := dockerCmd(c, "volume", "create")