It("returns the error if nstar fails", func() {
fakeNstarRunner.StreamInReturns(errors.New("failed"))
Expect(containerizer.StreamIn(logger, "some-handle", garden.StreamInSpec{})).To(MatchError("stream-in: nstar: failed"))
})
})
Describe("StreamOut", func() {
It("should execute the NSTar command with the container PID", func() {
fakeStater.StateReturns(rundmc.State{
Pid: 12,
}, nil)
fakeNstarRunner.StreamOutReturns(os.Stdin, nil)
tarStream, err := containerizer.StreamOut(logger, "some-handle", garden.StreamOutSpec{
Path: "some-path",
User: "******",
})
Expect(err).NotTo(HaveOccurred())
Expect(tarStream).To(Equal(os.Stdin))
_, pid, path, user := fakeNstarRunner.StreamOutArgsForCall(0)
Expect(pid).To(Equal(12))
Expect(path).To(Equal("some-path"))
Expect(user).To(Equal("some-user"))
})
It("returns an error if the PID cannot be found", func() {
fakeStater.StateReturns(rundmc.State{}, errors.New("pid not found"))
tarStream, err := containerizer.StreamOut(logger, "some-handle", garden.StreamOutSpec{})
