Esempio n. 1
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def trial(num_bins=1, size_bin=500, after_rm=None, max_delta=0.05):
    from sh import imgbase, rm, ls

    def img_free():
        return float(imgbase("layout", "--free-space"))

    imgbase = imgbase.bake("--debug")

    a = img_free()

    [dd(B, size_bin) for B in iter(range(0, num_bins))]
    print("Files which were created")
    print(ls("-shal", *glob.glob("/var/tmp/*.bin")))
    b = img_free()

    print("Files are getting removed")
    rm("-f", *glob.glob("/var/tmp/*.bin"))
    after_rm()
    c = img_free()

    ratio = a / c
    print(a, b, c, ratio)
    delta = 1 - ratio
    assert delta < max_delta, \
        "Delta %s is larger than %s" % (delta, max_delta)
Esempio n. 2
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    def test_basic(self):
        from sh import imgbase, touch

        # All subsequent imgbase calls include the debug arg
        imgbase = imgbase.bake("--debug")

        assert "Image-0.0" in imgbase.layout()
        assert "Image-0.1" in imgbase.layout()

        log(imgbase.layer("--add"))
        assert "Image-0.2" in imgbase.layer("--latest")

        touch("/root/marker")
        touch("/var/tmp/marker")
        diff = imgbase("--debug", "diff", "Image-0.1", "Image-0.2")
        print(diff)
        assert "/root/marker" in diff
        assert "/var/tmp/marker" not in diff
Esempio n. 3
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    def test_imgbase(self):
        from sh import imgbase, lvm

        # All subsequent imgbase calls include the debug arg
        imgbase = imgbase.bake("--debug")

        log("Using %s" % imgbase)
        log(imgbase("--version"))

        log("Existing LVM layout")
        log(lvm.pvs())
        log(lvm.vgs())
        log(lvm.lvs())

        assert "HostVG" in lvm.vgs()

        assert "Image-0.0" in imgbase.layout()

        # Check that a current layer exists
        imgbase.layer("--current")
Esempio n. 4
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    def test_imgbase(self):
        from sh import imgbase, lvm

        # All subsequent imgbase calls include the debug arg
        imgbase = imgbase.bake("--debug")

        log("Using %s" % imgbase)
        log(imgbase("--version"))

        log("Existing LVM layout")
        log(lvm.pvs())
        log(lvm.vgs())
        log(lvm.lvs())

        assert "HostVG" in lvm.vgs()

        assert "Image-0.0" in imgbase.layout()

        # Check that a current layer exists
        imgbase.layer("--current")
Esempio n. 5
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def trial(num_bins=1, size_bin=500, after_rm=None, max_delta=0.05):
    from sh import imgbase, rm, ls

    imgbase = imgbase.bake("--debug")
    img_free = lambda: float(imgbase("layout", "--free-space"))

    a = img_free()

    [dd(B, size_bin) for B in iter(range(0, num_bins))]
    print("Files which were created")
    print(ls("-shal", *glob.glob("/var/tmp/*.bin")))
    b = img_free()

    print("Files are getting removed")
    rm("-f", *glob.glob("/var/tmp/*.bin"))
    after_rm()
    c = img_free()

    ratio = a / c
    print(a, b, c, ratio)
    delta = 1 - ratio
    assert delta < max_delta, \
        "Delta %s is larger than %s" % (delta, max_delta)