def find_fallback_nic(blacklist_drivers=None):
"""Return the name of the 'fallback' network device."""
if util.is_FreeBSD() or util.is_DragonFlyBSD():
return find_fallback_nic_on_freebsd(blacklist_drivers)
elif util.is_NetBSD() or util.is_OpenBSD():
return find_fallback_nic_on_netbsd_or_openbsd(blacklist_drivers)
else:
return find_fallback_nic_on_linux(blacklist_drivers)
def find_fallback_nic(
blacklist_drivers: Optional[List[str]] = None, ) -> Optional[str]:
"""Get the name of the 'fallback' network device."""
if util.is_FreeBSD() or util.is_DragonFlyBSD():
return find_fallback_nic_on_freebsd(blacklist_drivers)
elif util.is_NetBSD() or util.is_OpenBSD():
return find_fallback_nic_on_netbsd_or_openbsd(blacklist_drivers)
else:
return find_fallback_nic_on_linux(blacklist_drivers)
def get_devicelist():
if util.is_FreeBSD() or util.is_DragonFlyBSD():
return list(get_interfaces_by_mac().values())
try:
devs = os.listdir(get_sys_class_path())
except OSError as e:
if e.errno == errno.ENOENT:
devs = []
else:
raise
return devs
def find_candidate_nics(
blacklist_drivers: Optional[List[str]] = None, ) -> List[str]:
"""Get the list of network interfaces viable for networking.
@return List of interfaces, sorted naturally.
"""
if util.is_FreeBSD() or util.is_DragonFlyBSD():
return find_candidate_nics_on_freebsd(blacklist_drivers)
elif util.is_NetBSD() or util.is_OpenBSD():
return find_candidate_nics_on_netbsd_or_openbsd(blacklist_drivers)
else:
return find_candidate_nics_on_linux(blacklist_drivers)
def get_interfaces_by_mac(blacklist_drivers=None) -> dict:
if util.is_FreeBSD() or util.is_DragonFlyBSD():
return get_interfaces_by_mac_on_freebsd(
blacklist_drivers=blacklist_drivers)
elif util.is_NetBSD():
return get_interfaces_by_mac_on_netbsd(
blacklist_drivers=blacklist_drivers)
elif util.is_OpenBSD():
return get_interfaces_by_mac_on_openbsd(
blacklist_drivers=blacklist_drivers)
else:
return get_interfaces_by_mac_on_linux(
blacklist_drivers=blacklist_drivers)
def device_part_info(devpath):
# convert an entry in /dev/ to parent disk and partition number
# input of /dev/vdb or /dev/disk/by-label/foo
# rpath is hopefully a real-ish path in /dev (vda, sdb..)
rpath = os.path.realpath(devpath)
bname = os.path.basename(rpath)
syspath = "/sys/class/block/%s" % bname
# FreeBSD doesn't know of sysfs so just get everything we need from
# the device, like /dev/vtbd0p2.
if util.is_FreeBSD():
freebsd_part = "/dev/" + util.find_freebsd_part(devpath)
m = re.search("^(/dev/.+)p([0-9])$", freebsd_part)
return (m.group(1), m.group(2))
elif util.is_DragonFlyBSD():
dragonflybsd_part = "/dev/" + util.find_dragonflybsd_part(devpath)
m = re.search("^(/dev/.+)s([0-9])$", dragonflybsd_part)
return (m.group(1), m.group(2))
if not os.path.exists(syspath):
raise ValueError("%s had no syspath (%s)" % (devpath, syspath))
ptpath = os.path.join(syspath, "partition")
if not os.path.exists(ptpath):
raise TypeError("%s not a partition" % devpath)
ptnum = util.load_file(ptpath).rstrip()
# for a partition, real syspath is something like:
# /sys/devices/pci0000:00/0000:00:04.0/virtio1/block/vda/vda1
rsyspath = os.path.realpath(syspath)
disksyspath = os.path.dirname(rsyspath)
diskmajmin = util.load_file(os.path.join(disksyspath, "dev")).rstrip()
diskdevpath = os.path.realpath("/dev/block/%s" % diskmajmin)
# diskdevpath has something like 253:0
# and udev has put links in /dev/block/253:0 to the device name in /dev/
return (diskdevpath, ptnum)
def available(target=None):
return util.is_FreeBSD() or util.is_DragonFlyBSD()
