800 lines
25 KiB
Python
800 lines
25 KiB
Python
#!/usr/bin/env python3
|
||
|
||
"""
|
||
Utility functions to interact with the database.
|
||
"""
|
||
|
||
import typing
|
||
import time
|
||
import logging
|
||
import coloredlogs
|
||
import pickle
|
||
import numpy
|
||
import math
|
||
import os
|
||
|
||
TLD_LIST: typing.Set[str] = set()
|
||
|
||
coloredlogs.install(level="DEBUG", fmt="%(asctime)s %(name)s %(levelname)s %(message)s")
|
||
|
||
Asn = int
|
||
Timestamp = int
|
||
Level = int
|
||
|
||
|
||
class Path:
|
||
pass
|
||
|
||
|
||
class RulePath(Path):
|
||
def __str__(self) -> str:
|
||
return "(rule)"
|
||
|
||
|
||
class RuleFirstPath(RulePath):
|
||
def __str__(self) -> str:
|
||
return "(first-party rule)"
|
||
|
||
|
||
class RuleMultiPath(RulePath):
|
||
def __str__(self) -> str:
|
||
return "(multi-party rule)"
|
||
|
||
|
||
class DomainPath(Path):
|
||
def __init__(self, parts: typing.List[str]):
|
||
self.parts = parts
|
||
|
||
def __str__(self) -> str:
|
||
return "?." + Database.unpack_domain(self)
|
||
|
||
|
||
class HostnamePath(DomainPath):
|
||
def __str__(self) -> str:
|
||
return Database.unpack_domain(self)
|
||
|
||
|
||
class ZonePath(DomainPath):
|
||
def __str__(self) -> str:
|
||
return "*." + Database.unpack_domain(self)
|
||
|
||
|
||
class AsnPath(Path):
|
||
def __init__(self, asn: Asn):
|
||
self.asn = asn
|
||
|
||
def __str__(self) -> str:
|
||
return Database.unpack_asn(self)
|
||
|
||
|
||
class Ip4Path(Path):
|
||
def __init__(self, value: int, prefixlen: int):
|
||
self.value = value
|
||
self.prefixlen = prefixlen
|
||
|
||
def __str__(self) -> str:
|
||
return Database.unpack_ip4network(self)
|
||
|
||
|
||
class Match:
|
||
def __init__(self) -> None:
|
||
self.source: typing.Optional[Path] = None
|
||
self.updated: int = 0
|
||
self.dupplicate: bool = False
|
||
|
||
# Cache
|
||
self.level: int = 0
|
||
self.first_party: bool = False
|
||
self.references: int = 0
|
||
|
||
def active(self, first_party: bool = None) -> bool:
|
||
if self.updated == 0 or (first_party and not self.first_party):
|
||
return False
|
||
return True
|
||
|
||
def disable(self) -> None:
|
||
self.updated = 0
|
||
|
||
|
||
class AsnNode(Match):
|
||
def __init__(self) -> None:
|
||
Match.__init__(self)
|
||
self.name = ""
|
||
|
||
|
||
class DomainTreeNode:
|
||
def __init__(self) -> None:
|
||
self.children: typing.Dict[str, DomainTreeNode] = dict()
|
||
self.match_zone = Match()
|
||
self.match_hostname = Match()
|
||
|
||
|
||
class IpTreeNode(Match):
|
||
def __init__(self) -> None:
|
||
Match.__init__(self)
|
||
self.zero: typing.Optional[IpTreeNode] = None
|
||
self.one: typing.Optional[IpTreeNode] = None
|
||
|
||
|
||
Node = typing.Union[DomainTreeNode, IpTreeNode, AsnNode]
|
||
MatchCallable = typing.Callable[[Path, Match], typing.Any]
|
||
|
||
|
||
class Profiler:
|
||
def __init__(self) -> None:
|
||
do_profile = int(os.environ.get("PROFILE", "0"))
|
||
if do_profile:
|
||
self.log = logging.getLogger("profiler")
|
||
self.time_last = time.perf_counter()
|
||
self.time_step = "init"
|
||
self.time_dict: typing.Dict[str, float] = dict()
|
||
self.step_dict: typing.Dict[str, int] = dict()
|
||
self.enter_step = self.enter_step_real
|
||
self.profile = self.profile_real
|
||
else:
|
||
self.enter_step = self.enter_step_dummy
|
||
self.profile = self.profile_dummy
|
||
|
||
def enter_step_dummy(self, name: str) -> None:
|
||
return
|
||
|
||
def enter_step_real(self, name: str) -> None:
|
||
now = time.perf_counter()
|
||
try:
|
||
self.time_dict[self.time_step] += now - self.time_last
|
||
self.step_dict[self.time_step] += int(name != self.time_step)
|
||
except KeyError:
|
||
self.time_dict[self.time_step] = now - self.time_last
|
||
self.step_dict[self.time_step] = 1
|
||
self.time_step = name
|
||
self.time_last = time.perf_counter()
|
||
|
||
def profile_dummy(self) -> None:
|
||
return
|
||
|
||
def profile_real(self) -> None:
|
||
self.enter_step("profile")
|
||
total = sum(self.time_dict.values())
|
||
for key, secs in sorted(self.time_dict.items(), key=lambda t: t[1]):
|
||
times = self.step_dict[key]
|
||
self.log.debug(
|
||
f"{key:<20}: {times:9d} × {secs/times:5.3e} "
|
||
f"= {secs:9.2f} s ({secs/total:7.2%}) "
|
||
)
|
||
self.log.debug(
|
||
f"{'total':<20}: " f"{total:9.2f} s ({1:7.2%})"
|
||
)
|
||
|
||
|
||
class Database(Profiler):
|
||
VERSION = 18
|
||
PATH = "blocking.p"
|
||
|
||
def initialize(self) -> None:
|
||
self.log.warning("Creating database version: %d ", Database.VERSION)
|
||
# Dummy match objects that everything refer to
|
||
self.rules: typing.List[Match] = list()
|
||
for first_party in (False, True):
|
||
m = Match()
|
||
m.updated = 1
|
||
m.level = 0
|
||
m.first_party = first_party
|
||
self.rules.append(m)
|
||
self.domtree = DomainTreeNode()
|
||
self.asns: typing.Dict[Asn, AsnNode] = dict()
|
||
self.ip4tree = IpTreeNode()
|
||
|
||
def load(self) -> None:
|
||
self.enter_step("load")
|
||
try:
|
||
with open(self.PATH, "rb") as db_fdsec:
|
||
version, data = pickle.load(db_fdsec)
|
||
if version == Database.VERSION:
|
||
self.rules, self.domtree, self.asns, self.ip4tree = data
|
||
return
|
||
self.log.warning(
|
||
"Outdated database version found: %d, " "it will be rebuilt.",
|
||
version,
|
||
)
|
||
except (TypeError, AttributeError, EOFError):
|
||
self.log.error(
|
||
"Corrupt (or heavily outdated) database found, " "it will be rebuilt."
|
||
)
|
||
except FileNotFoundError:
|
||
pass
|
||
self.initialize()
|
||
|
||
def save(self) -> None:
|
||
self.enter_step("save")
|
||
with open(self.PATH, "wb") as db_fdsec:
|
||
data = self.rules, self.domtree, self.asns, self.ip4tree
|
||
pickle.dump((self.VERSION, data), db_fdsec)
|
||
self.profile()
|
||
|
||
def __init__(self) -> None:
|
||
Profiler.__init__(self)
|
||
self.log = logging.getLogger("db")
|
||
self.load()
|
||
self.ip4cache_shift: int = 32
|
||
self.ip4cache = numpy.ones(1)
|
||
|
||
def _set_ip4cache(self, path: Path, _: Match) -> None:
|
||
assert isinstance(path, Ip4Path)
|
||
self.enter_step("set_ip4cache")
|
||
mini = path.value >> self.ip4cache_shift
|
||
maxi = (path.value + 2 ** (32 - path.prefixlen)) >> self.ip4cache_shift
|
||
if mini == maxi:
|
||
self.ip4cache[mini] = True
|
||
else:
|
||
self.ip4cache[mini:maxi] = True
|
||
|
||
def fill_ip4cache(self, max_size: int = 512 * 1024 ** 2) -> None:
|
||
"""
|
||
Size in bytes
|
||
"""
|
||
if max_size > 2 ** 32 / 8:
|
||
self.log.warning(
|
||
"Allocating more than 512 MiB of RAM for "
|
||
"the Ip4 cache is not necessary."
|
||
)
|
||
max_cache_width = int(math.log2(max(1, max_size * 8)))
|
||
allocated = False
|
||
cache_width = min(32, max_cache_width)
|
||
while not allocated:
|
||
cache_size = 2 ** cache_width
|
||
try:
|
||
self.ip4cache = numpy.zeros(cache_size, dtype=bool)
|
||
except MemoryError:
|
||
self.log.exception("Could not allocate cache. Retrying a smaller one.")
|
||
cache_width -= 1
|
||
continue
|
||
allocated = True
|
||
self.ip4cache_shift = 32 - cache_width
|
||
for _ in self.exec_each_ip4(self._set_ip4cache):
|
||
pass
|
||
|
||
@staticmethod
|
||
def populate_tld_list() -> None:
|
||
with open("temp/all_tld.list", "r") as tld_fdesc:
|
||
for tld in tld_fdesc:
|
||
tld = tld.strip()
|
||
TLD_LIST.add(tld)
|
||
|
||
@staticmethod
|
||
def validate_domain(path: str) -> bool:
|
||
if len(path) > 255:
|
||
return False
|
||
splits = path.split(".")
|
||
if not TLD_LIST:
|
||
Database.populate_tld_list()
|
||
if splits[-1] not in TLD_LIST:
|
||
return False
|
||
for split in splits:
|
||
if not 1 <= len(split) <= 63:
|
||
return False
|
||
return True
|
||
|
||
@staticmethod
|
||
def pack_domain(domain: str) -> DomainPath:
|
||
return DomainPath(domain.split(".")[::-1])
|
||
|
||
@staticmethod
|
||
def unpack_domain(domain: DomainPath) -> str:
|
||
return ".".join(domain.parts[::-1])
|
||
|
||
@staticmethod
|
||
def pack_asn(asn: str) -> AsnPath:
|
||
asn = asn.upper()
|
||
if asn.startswith("AS"):
|
||
asn = asn[2:]
|
||
return AsnPath(int(asn))
|
||
|
||
@staticmethod
|
||
def unpack_asn(asn: AsnPath) -> str:
|
||
return f"AS{asn.asn}"
|
||
|
||
@staticmethod
|
||
def validate_ip4address(path: str) -> bool:
|
||
splits = path.split(".")
|
||
if len(splits) != 4:
|
||
return False
|
||
for split in splits:
|
||
try:
|
||
if not 0 <= int(split) <= 255:
|
||
return False
|
||
except ValueError:
|
||
return False
|
||
return True
|
||
|
||
@staticmethod
|
||
def pack_ip4address_low(address: str) -> int:
|
||
addr = 0
|
||
for split in address.split("."):
|
||
octet = int(split)
|
||
addr = (addr << 8) + octet
|
||
return addr
|
||
|
||
@staticmethod
|
||
def pack_ip4address(address: str) -> Ip4Path:
|
||
return Ip4Path(Database.pack_ip4address_low(address), 32)
|
||
|
||
@staticmethod
|
||
def unpack_ip4address(address: Ip4Path) -> str:
|
||
addr = address.value
|
||
assert address.prefixlen == 32
|
||
octets: typing.List[int] = list()
|
||
octets = [0] * 4
|
||
for o in reversed(range(4)):
|
||
octets[o] = addr & 0xFF
|
||
addr >>= 8
|
||
return ".".join(map(str, octets))
|
||
|
||
@staticmethod
|
||
def validate_ip4network(path: str) -> bool:
|
||
# A bit generous but ok for our usage
|
||
splits = path.split("/")
|
||
if len(splits) != 2:
|
||
return False
|
||
if not Database.validate_ip4address(splits[0]):
|
||
return False
|
||
try:
|
||
if not 0 <= int(splits[1]) <= 32:
|
||
return False
|
||
except ValueError:
|
||
return False
|
||
return True
|
||
|
||
@staticmethod
|
||
def pack_ip4network(network: str) -> Ip4Path:
|
||
address, prefixlen_str = network.split("/")
|
||
prefixlen = int(prefixlen_str)
|
||
addr = Database.pack_ip4address(address)
|
||
addr.prefixlen = prefixlen
|
||
return addr
|
||
|
||
@staticmethod
|
||
def unpack_ip4network(network: Ip4Path) -> str:
|
||
addr = network.value
|
||
octets: typing.List[int] = list()
|
||
octets = [0] * 4
|
||
for o in reversed(range(4)):
|
||
octets[o] = addr & 0xFF
|
||
addr >>= 8
|
||
return ".".join(map(str, octets)) + "/" + str(network.prefixlen)
|
||
|
||
def get_match(self, path: Path) -> Match:
|
||
if isinstance(path, RuleMultiPath):
|
||
return self.rules[0]
|
||
elif isinstance(path, RuleFirstPath):
|
||
return self.rules[1]
|
||
elif isinstance(path, AsnPath):
|
||
return self.asns[path.asn]
|
||
elif isinstance(path, DomainPath):
|
||
dicd = self.domtree
|
||
for part in path.parts:
|
||
dicd = dicd.children[part]
|
||
if isinstance(path, HostnamePath):
|
||
return dicd.match_hostname
|
||
elif isinstance(path, ZonePath):
|
||
return dicd.match_zone
|
||
else:
|
||
raise ValueError
|
||
elif isinstance(path, Ip4Path):
|
||
dici = self.ip4tree
|
||
for i in range(31, 31 - path.prefixlen, -1):
|
||
bit = (path.value >> i) & 0b1
|
||
dici_next = dici.one if bit else dici.zero
|
||
if not dici_next:
|
||
raise IndexError
|
||
dici = dici_next
|
||
return dici
|
||
else:
|
||
raise ValueError
|
||
|
||
def exec_each_asn(
|
||
self,
|
||
callback: MatchCallable,
|
||
) -> typing.Any:
|
||
for asn in self.asns:
|
||
match = self.asns[asn]
|
||
if match.active():
|
||
c = callback(
|
||
AsnPath(asn),
|
||
match,
|
||
)
|
||
try:
|
||
yield from c
|
||
except TypeError: # not iterable
|
||
pass
|
||
|
||
def exec_each_domain(
|
||
self,
|
||
callback: MatchCallable,
|
||
_dic: DomainTreeNode = None,
|
||
_par: DomainPath = None,
|
||
) -> typing.Any:
|
||
_dic = _dic or self.domtree
|
||
_par = _par or DomainPath([])
|
||
if _dic.match_hostname.active():
|
||
c = callback(
|
||
HostnamePath(_par.parts),
|
||
_dic.match_hostname,
|
||
)
|
||
try:
|
||
yield from c
|
||
except TypeError: # not iterable
|
||
pass
|
||
if _dic.match_zone.active():
|
||
c = callback(
|
||
ZonePath(_par.parts),
|
||
_dic.match_zone,
|
||
)
|
||
try:
|
||
yield from c
|
||
except TypeError: # not iterable
|
||
pass
|
||
for part in _dic.children:
|
||
dic = _dic.children[part]
|
||
yield from self.exec_each_domain(
|
||
callback, _dic=dic, _par=DomainPath(_par.parts + [part])
|
||
)
|
||
|
||
def exec_each_ip4(
|
||
self,
|
||
callback: MatchCallable,
|
||
_dic: IpTreeNode = None,
|
||
_par: Ip4Path = None,
|
||
) -> typing.Any:
|
||
_dic = _dic or self.ip4tree
|
||
_par = _par or Ip4Path(0, 0)
|
||
if _dic.active():
|
||
c = callback(
|
||
_par,
|
||
_dic,
|
||
)
|
||
try:
|
||
yield from c
|
||
except TypeError: # not iterable
|
||
pass
|
||
|
||
# 0
|
||
pref = _par.prefixlen + 1
|
||
dic = _dic.zero
|
||
if dic:
|
||
# addr0 = _par.value & (0xFFFFFFFF ^ (1 << (32-pref)))
|
||
# assert addr0 == _par.value
|
||
addr0 = _par.value
|
||
yield from self.exec_each_ip4(callback, _dic=dic, _par=Ip4Path(addr0, pref))
|
||
# 1
|
||
dic = _dic.one
|
||
if dic:
|
||
addr1 = _par.value | (1 << (32 - pref))
|
||
# assert addr1 != _par.value
|
||
yield from self.exec_each_ip4(callback, _dic=dic, _par=Ip4Path(addr1, pref))
|
||
|
||
def exec_each(
|
||
self,
|
||
callback: MatchCallable,
|
||
) -> typing.Any:
|
||
yield from self.exec_each_domain(callback)
|
||
yield from self.exec_each_ip4(callback)
|
||
yield from self.exec_each_asn(callback)
|
||
|
||
def update_references(self) -> None:
|
||
# Should be correctly calculated normally,
|
||
# keeping this just in case
|
||
def reset_references_cb(path: Path, match: Match) -> None:
|
||
match.references = 0
|
||
|
||
for _ in self.exec_each(reset_references_cb):
|
||
pass
|
||
|
||
def increment_references_cb(path: Path, match: Match) -> None:
|
||
if match.source:
|
||
source = self.get_match(match.source)
|
||
source.references += 1
|
||
|
||
for _ in self.exec_each(increment_references_cb):
|
||
pass
|
||
|
||
def _clean_deps(self) -> None:
|
||
# Disable the matches that depends on the targeted
|
||
# matches until all disabled matches reference count = 0
|
||
did_something = True
|
||
|
||
def clean_deps_cb(path: Path, match: Match) -> None:
|
||
nonlocal did_something
|
||
if not match.source:
|
||
return
|
||
source = self.get_match(match.source)
|
||
if not source.active():
|
||
self._unset_match(match)
|
||
elif match.first_party > source.first_party:
|
||
match.first_party = source.first_party
|
||
else:
|
||
return
|
||
did_something = True
|
||
|
||
while did_something:
|
||
did_something = False
|
||
self.enter_step("pass_clean_deps")
|
||
for _ in self.exec_each(clean_deps_cb):
|
||
pass
|
||
|
||
def prune(self, before: int, base_only: bool = False) -> None:
|
||
# Disable the matches targeted
|
||
def prune_cb(path: Path, match: Match) -> None:
|
||
if base_only and match.level > 1:
|
||
return
|
||
if match.updated > before:
|
||
return
|
||
self._unset_match(match)
|
||
self.log.debug("Print: disabled %s", path)
|
||
|
||
self.enter_step("pass_prune")
|
||
for _ in self.exec_each(prune_cb):
|
||
pass
|
||
|
||
self._clean_deps()
|
||
|
||
# Remove branches with no match
|
||
# TODO
|
||
|
||
def explain(self, path: Path) -> str:
|
||
match = self.get_match(path)
|
||
string = str(path)
|
||
if isinstance(match, AsnNode):
|
||
string += f" ({match.name})"
|
||
party_char = "F" if match.first_party else "M"
|
||
dup_char = "D" if match.dupplicate else "_"
|
||
string += f" {match.level}{party_char}{dup_char}{match.references}"
|
||
if match.source:
|
||
string += f" ← {self.explain(match.source)}"
|
||
return string
|
||
|
||
def list_records(
|
||
self,
|
||
first_party_only: bool = False,
|
||
end_chain_only: bool = False,
|
||
no_dupplicates: bool = False,
|
||
rules_only: bool = False,
|
||
hostnames_only: bool = False,
|
||
explain: bool = False,
|
||
) -> typing.Iterable[str]:
|
||
def export_cb(path: Path, match: Match) -> typing.Iterable[str]:
|
||
if first_party_only and not match.first_party:
|
||
return
|
||
if end_chain_only and match.references > 0:
|
||
return
|
||
if no_dupplicates and match.dupplicate:
|
||
return
|
||
if rules_only and match.level > 1:
|
||
return
|
||
if hostnames_only and not isinstance(path, HostnamePath):
|
||
return
|
||
|
||
if explain:
|
||
yield self.explain(path)
|
||
else:
|
||
yield str(path)
|
||
|
||
yield from self.exec_each(export_cb)
|
||
|
||
def count_records(
|
||
self,
|
||
first_party_only: bool = False,
|
||
end_chain_only: bool = False,
|
||
no_dupplicates: bool = False,
|
||
rules_only: bool = False,
|
||
hostnames_only: bool = False,
|
||
) -> str:
|
||
memo: typing.Dict[str, int] = dict()
|
||
|
||
def count_records_cb(path: Path, match: Match) -> None:
|
||
if first_party_only and not match.first_party:
|
||
return
|
||
if end_chain_only and match.references > 0:
|
||
return
|
||
if no_dupplicates and match.dupplicate:
|
||
return
|
||
if rules_only and match.level > 1:
|
||
return
|
||
if hostnames_only and not isinstance(path, HostnamePath):
|
||
return
|
||
|
||
try:
|
||
memo[path.__class__.__name__] += 1
|
||
except KeyError:
|
||
memo[path.__class__.__name__] = 1
|
||
|
||
for _ in self.exec_each(count_records_cb):
|
||
pass
|
||
|
||
split: typing.List[str] = list()
|
||
for key, value in sorted(memo.items(), key=lambda s: s[0]):
|
||
split.append(f"{key[:-4].lower()}s: {value}")
|
||
return ", ".join(split)
|
||
|
||
def get_domain(self, domain_str: str) -> typing.Iterable[DomainPath]:
|
||
self.enter_step("get_domain_pack")
|
||
domain = self.pack_domain(domain_str)
|
||
self.enter_step("get_domain_brws")
|
||
dic = self.domtree
|
||
depth = 0
|
||
for part in domain.parts:
|
||
if dic.match_zone.active():
|
||
self.enter_step("get_domain_yield")
|
||
yield ZonePath(domain.parts[:depth])
|
||
self.enter_step("get_domain_brws")
|
||
if part not in dic.children:
|
||
return
|
||
dic = dic.children[part]
|
||
depth += 1
|
||
if dic.match_zone.active():
|
||
self.enter_step("get_domain_yield")
|
||
yield ZonePath(domain.parts)
|
||
if dic.match_hostname.active():
|
||
self.enter_step("get_domain_yield")
|
||
yield HostnamePath(domain.parts)
|
||
|
||
def get_ip4(self, ip4_str: str) -> typing.Iterable[Path]:
|
||
self.enter_step("get_ip4_pack")
|
||
ip4val = self.pack_ip4address_low(ip4_str)
|
||
self.enter_step("get_ip4_cache")
|
||
if not self.ip4cache[ip4val >> self.ip4cache_shift]:
|
||
return
|
||
self.enter_step("get_ip4_brws")
|
||
dic = self.ip4tree
|
||
for i in range(31, -1, -1):
|
||
bit = (ip4val >> i) & 0b1
|
||
if dic.active():
|
||
self.enter_step("get_ip4_yield")
|
||
yield Ip4Path(ip4val >> (i + 1) << (i + 1), 31 - i)
|
||
self.enter_step("get_ip4_brws")
|
||
next_dic = dic.one if bit else dic.zero
|
||
if next_dic is None:
|
||
return
|
||
dic = next_dic
|
||
if dic.active():
|
||
self.enter_step("get_ip4_yield")
|
||
yield Ip4Path(ip4val, 32)
|
||
|
||
def _unset_match(
|
||
self,
|
||
match: Match,
|
||
) -> None:
|
||
match.disable()
|
||
if match.source:
|
||
source_match = self.get_match(match.source)
|
||
source_match.references -= 1
|
||
|
||
def _set_match(
|
||
self,
|
||
match: Match,
|
||
updated: int,
|
||
source: Path,
|
||
source_match: Match = None,
|
||
dupplicate: bool = False,
|
||
) -> None:
|
||
# source_match is in parameters because most of the time
|
||
# its parent function needs it too,
|
||
# so it can pass it to save a traversal
|
||
source_match = source_match or self.get_match(source)
|
||
new_level = source_match.level + 1
|
||
if (
|
||
updated > match.updated
|
||
or new_level < match.level
|
||
or source_match.first_party > match.first_party
|
||
):
|
||
# NOTE FP and level of matches referencing this one
|
||
# won't be updated until run or prune
|
||
if match.source:
|
||
old_source = self.get_match(match.source)
|
||
old_source.references -= 1
|
||
match.updated = updated
|
||
match.level = new_level
|
||
match.first_party = source_match.first_party
|
||
match.source = source
|
||
source_match.references += 1
|
||
match.dupplicate = dupplicate
|
||
|
||
def _set_domain(
|
||
self, hostname: bool, domain_str: str, updated: int, source: Path
|
||
) -> None:
|
||
self.enter_step("set_domain_val")
|
||
if not Database.validate_domain(domain_str):
|
||
raise ValueError(f"Invalid domain: {domain_str}")
|
||
self.enter_step("set_domain_pack")
|
||
domain = self.pack_domain(domain_str)
|
||
self.enter_step("set_domain_fp")
|
||
source_match = self.get_match(source)
|
||
is_first_party = source_match.first_party
|
||
self.enter_step("set_domain_brws")
|
||
dic = self.domtree
|
||
dupplicate = False
|
||
for part in domain.parts:
|
||
if part not in dic.children:
|
||
dic.children[part] = DomainTreeNode()
|
||
dic = dic.children[part]
|
||
if dic.match_zone.active(is_first_party):
|
||
dupplicate = True
|
||
if hostname:
|
||
match = dic.match_hostname
|
||
else:
|
||
match = dic.match_zone
|
||
self._set_match(
|
||
match,
|
||
updated,
|
||
source,
|
||
source_match=source_match,
|
||
dupplicate=dupplicate,
|
||
)
|
||
|
||
def set_hostname(self, *args: typing.Any, **kwargs: typing.Any) -> None:
|
||
self._set_domain(True, *args, **kwargs)
|
||
|
||
def set_zone(self, *args: typing.Any, **kwargs: typing.Any) -> None:
|
||
self._set_domain(False, *args, **kwargs)
|
||
|
||
def set_asn(self, asn_str: str, updated: int, source: Path) -> None:
|
||
self.enter_step("set_asn")
|
||
path = self.pack_asn(asn_str)
|
||
if path.asn in self.asns:
|
||
match = self.asns[path.asn]
|
||
else:
|
||
match = AsnNode()
|
||
self.asns[path.asn] = match
|
||
self._set_match(
|
||
match,
|
||
updated,
|
||
source,
|
||
)
|
||
|
||
def _set_ip4(self, ip4: Ip4Path, updated: int, source: Path) -> None:
|
||
self.enter_step("set_ip4_fp")
|
||
source_match = self.get_match(source)
|
||
is_first_party = source_match.first_party
|
||
self.enter_step("set_ip4_brws")
|
||
dic = self.ip4tree
|
||
dupplicate = False
|
||
for i in range(31, 31 - ip4.prefixlen, -1):
|
||
bit = (ip4.value >> i) & 0b1
|
||
next_dic = dic.one if bit else dic.zero
|
||
if next_dic is None:
|
||
next_dic = IpTreeNode()
|
||
if bit:
|
||
dic.one = next_dic
|
||
else:
|
||
dic.zero = next_dic
|
||
dic = next_dic
|
||
if dic.active(is_first_party):
|
||
dupplicate = True
|
||
self._set_match(
|
||
dic,
|
||
updated,
|
||
source,
|
||
source_match=source_match,
|
||
dupplicate=dupplicate,
|
||
)
|
||
self._set_ip4cache(ip4, dic)
|
||
|
||
def set_ip4address(
|
||
self, ip4address_str: str, *args: typing.Any, **kwargs: typing.Any
|
||
) -> None:
|
||
self.enter_step("set_ip4add_val")
|
||
if not Database.validate_ip4address(ip4address_str):
|
||
raise ValueError(f"Invalid ip4address: {ip4address_str}")
|
||
self.enter_step("set_ip4add_pack")
|
||
ip4 = self.pack_ip4address(ip4address_str)
|
||
self._set_ip4(ip4, *args, **kwargs)
|
||
|
||
def set_ip4network(
|
||
self, ip4network_str: str, *args: typing.Any, **kwargs: typing.Any
|
||
) -> None:
|
||
self.enter_step("set_ip4net_val")
|
||
if not Database.validate_ip4network(ip4network_str):
|
||
raise ValueError(f"Invalid ip4network: {ip4network_str}")
|
||
self.enter_step("set_ip4net_pack")
|
||
ip4 = self.pack_ip4network(ip4network_str)
|
||
self._set_ip4(ip4, *args, **kwargs)
|