def test_ignore_unmounted_and_virtual_mountpoints(self):
"""
Make sure autofs and virtual mountpoints are ignored. This is to
ensure non-regression on bug #1045374.
"""
self.read_access = True
content = "\n".join([
"auto_direct /opt/whatever autofs", "none /run/lock tmpfs",
"proc /proc proc", "/dev/sda1 /home ext4"
])
f = open(self.mount_file, "w")
f.write(content)
f.close()
self.stat_results["/home"] = os.statvfs_result(
(4096, 0, 1000, 500, 0, 0, 0, 0, 0, 0))
result = [x for x in get_mount_info(self.mount_file, self.statvfs)]
expected = {
"device": "/dev/sda1",
"mount-point": "/home",
"filesystem": "ext4",
"total-space": 3,
"free-space": 1
}
self.assertEqual([expected], result)
def _get_mount_info(self):
"""Generator yields local mount points worth recording data for."""
bound_mount_points = self._get_bound_mount_points()
for info in get_mount_info(self._mounts_file, self._statvfs):
device = info["device"]
mount_point = info["mount-point"]
if (device.startswith("/dev/") and
not mount_point.startswith("/dev/") and
not self.is_device_removable(device) and
not mount_point in bound_mount_points):
yield info
def run(self):
main_info = get_filesystem_for_path("/home", self._mounts_file,
self._statvfs)
if main_info is not None:
total = main_info["total-space"]
if total <= 0:
root_main_info = get_filesystem_for_path(
"/", self._mounts_file, self._statvfs)
if root_main_info is not None:
total = root_main_info["total-space"]
main_info = root_main_info
if total <= 0:
main_usage = "unknown"
else:
main_usage = usage(main_info)
self._sysinfo.add_header("Usage of " + main_info["mount-point"],
main_usage)
else:
self._sysinfo.add_header("Usage of /home", "unknown")
seen_mounts = set()
seen_devices = set()
infos = list(get_mount_info(self._mounts_file, self._statvfs))
infos.sort(key=lambda i: len(i["mount-point"]))
for info in infos:
total = info["total-space"]
mount_seen = info["mount-point"] in seen_mounts
device_seen = info["device"] in seen_devices
seen_mounts.add(info["mount-point"])
seen_devices.add(info["device"])
if mount_seen or device_seen:
continue
if total <= 0:
# Some "virtual" filesystems have 0 total space. ignore them.
continue
used = ((total - info["free-space"]) / total) * 100
if used >= 85:
self._sysinfo.add_note("%s is using %s" %
(info["mount-point"], usage(info)))
return succeed(None)