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Add support for dangling filter to volumes

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The dangling filter determine whether a volume is dangling - IE,
it has no containers attached using it. Unlike our other filters,
this one is a boolean - must be true or false, not arbitrary
values.

Signed-off-by: Matthew Heon <matthew.heon@pm.me>
This commit is contained in:
Matthew Heon
2020-06-24 14:10:29 -04:00
parent 4ee66598c1
commit d78e83f47d
4 changed files with 62 additions and 2 deletions
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27
test/e2e/volume_ls_test.go
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@ -1,6 +1,7 @@
package integration
import (
"fmt"
"os"
. "github.com/containers/libpod/test/utils"
@ -82,4 +83,30 @@ var _ = Describe("Podman volume ls", func() {
Expect(len(session.OutputToStringArray())).To(Equal(2))
Expect(session.OutputToStringArray()[1]).To(ContainSubstring(volName))
})
It("podman volume ls with --filter dangling", func() {
volName1 := "volume1"
session := podmanTest.Podman([]string{"volume", "create", volName1})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
volName2 := "volume2"
session2 := podmanTest.Podman([]string{"volume", "create", volName2})
session2.WaitWithDefaultTimeout()
Expect(session2.ExitCode()).To(Equal(0))
ctr := podmanTest.Podman([]string{"create", "-v", fmt.Sprintf("%s:/test", volName2), ALPINE, "sh"})
ctr.WaitWithDefaultTimeout()
Expect(ctr.ExitCode()).To(Equal(0))
lsNoDangling := podmanTest.Podman([]string{"volume", "ls", "--filter", "dangling=false", "--quiet"})
lsNoDangling.WaitWithDefaultTimeout()
Expect(lsNoDangling.ExitCode()).To(Equal(0))
Expect(lsNoDangling.OutputToString()).To(ContainSubstring(volName2))
lsDangling := podmanTest.Podman([]string{"volume", "ls", "--filter", "dangling=true", "--quiet"})
lsDangling.WaitWithDefaultTimeout()
Expect(lsDangling.ExitCode()).To(Equal(0))
Expect(lsDangling.OutputToString()).To(ContainSubstring(volName1))
})
})