def _os_is_bad_release(instance: EdenInstance, release: str) -> bool:
known_bad_kernel_versions = instance.get_config_value(
"doctor.known-bad-kernel-versions", default="")
if not known_bad_kernel_versions:
return False
for regex in known_bad_kernel_versions.split(","):
if re.search(regex, release):
return True # matched known bad release
return False # no match to bad release
def _os_is_kernel_version_too_old(instance: EdenInstance,
release: str) -> bool:
min_kernel_version = instance.get_config_value(
"doctor.minimum-kernel-version", default="")
if not min_kernel_version:
return False
try:
return _parse_os_kernel_version(release) < _parse_os_kernel_version(
min_kernel_version)
except ValueError:
# If the kernel version failed to parse because one of the
# components wasn't an int, whatever.
return False
def check_disk_usage(
tracker: ProblemTracker,
mount_paths: List[str],
instance: EdenInstance,
fs_util: FsUtil,
) -> None:
prob_advice_space_used_ratio_threshold = 0.90
prob_error_absolute_space_used_threshold = 1024 * 1024 * 1024 # 1GB
eden_mount_pts_set = get_mount_pts_set(tracker, mount_paths, instance)
for eden_mount_pt in eden_mount_pts_set:
if eden_mount_pt and os.path.exists(eden_mount_pt):
disk_status = fs_util.statvfs(eden_mount_pt)
avail = disk_status.f_frsize * disk_status.f_bavail
size = disk_status.f_frsize * disk_status.f_blocks
if size == 0:
continue
used = size - avail
used_percent = float(used) / size
message = (
"Eden lazily loads your files and needs enough disk space to "
"store these files when loaded."
)
extra_message = instance.get_config_value(
"doctor.low-disk-space-message", ""
)
if extra_message:
message = f"{message} {extra_message}"
if avail <= prob_error_absolute_space_used_threshold:
tracker.add_problem(
Problem(
f"{eden_mount_pt} "
f"has only {str(avail)} bytes available. "
f"{message}",
severity=ProblemSeverity.ERROR,
)
)
elif used_percent >= prob_advice_space_used_ratio_threshold:
tracker.add_problem(
Problem(
f"{eden_mount_pt} "
f"is {used_percent:.2%} full. "
f"{message}",
severity=ProblemSeverity.ADVICE,
)
)