def mount(
destination: str,
source: str=None,
fstype: str="nullfs",
opts: typing.List[str]=[],
logger: typing.Optional['libioc.Logger.Logger']=None,
**iov_data: typing.Any
) -> None:
"""Mount a filesystem using libc."""
data: typing.Dict[str, typing.Optional[str]] = dict(
fstype=fstype,
fspath=destination
)
for key, value in iov_data.items():
data[key] = str(value)
if source is not None:
if fstype == "nullfs":
data["target"] = source
else:
data["from"] = source
for opt in opts:
data[opt] = None
jiov = libjail.Jiov(data)
if libjail.dll.nmount(jiov.pointer, len(jiov), 0) != 0:
raise libioc.errors.MountFailed(
mountpoint=destination,
reason=jiov.errmsg.value.decode("UTF-8"),
logger=logger
)
def test_jail_create() -> None:
jiov = jail.Jiov(dict(persist=None, path="/rescue"))
jid = jail.dll.jail_set(jiov.pointer, len(jiov), 1)
try:
assert isinstance(jid, int)
assert jid > 0
finally:
subprocess.check_output([jail_command, "-r", str(jid)])
def test_jiov_length():
data = dict(persist=None, path="/rescue")
jiov = jail.Jiov(data)
print(dict(jiov.items()))
data_length = len(data)
assert len(dict(jiov.items())) == data_length
assert len(list(jiov.keys())) == data_length
assert len(list(jiov.values())) == data_length
struct_length = (len(data) + 1) * 2 # (data + errmsg) key/value pairs
assert len(jiov.struct) == struct_length
assert len(jiov) == struct_length
def test_configure_ipv4_addresses_for_non_vnet_jail(
ipv4_address: ipaddress.IPv4Address,
bridge_interface: str
) -> None:
subprocess.check_output(
[ifconfig_command, bridge_interface, "inet", str(ipv4_address)]
)
jiov = jail.Jiov({
"persist": None,
"path": "/rescue",
"ip4.addr": [ipv4_address]
})
jid = jail.dll.jail_set(jiov.pointer, len(jiov), 1)
try:
assert isinstance(jid, int)
assert jid > 0
assert str(ipv4_address) in subprocess.check_output(
[jexec_command, str(jid), "/ifconfig", bridge_interface]
).decode("UTF-8")
finally:
subprocess.check_output([jail_command, "-r", str(jid)])
def test_configure_miltiple_ipv4_addresses_for_non_vnet_jail(
ipv4_address: ipaddress.IPv4Address,
bridge_interface: str
) -> None:
ip1 = ipaddress.IPv4Address("192.0.2." + str(random.randint(1,254)))
ip2 = ipaddress.IPv4Address("192.0.2." + str(random.randint(1,254)))
print("IPS", str(ip1), str(ip2))
subprocess.check_output(
[ifconfig_command, bridge_interface, "inet", str(ip1), "alias"]
)
subprocess.check_output(
[ifconfig_command, bridge_interface, "inet", str(ip2), "alias"]
)
jiov = jail.Jiov({
"persist": None,
"path": "/rescue",
"ip4.addr": [ip1, ip2]
})
jid = jail.dll.jail_set(jiov.pointer, len(jiov), 1)
try:
assert isinstance(jid, int)
assert jid > 0
stdout = subprocess.check_output(
[jexec_command, str(jid), "/ifconfig", bridge_interface]
).decode("UTF-8")
print(stdout)
print(subprocess.check_output(
["jls", "-n"]
).decode("UTF-8"))
assert str(ip1) in stdout
assert str(ip2) in stdout
finally:
subprocess.check_output([jail_command, "-r", str(jid)])