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import random
from unittest import TestCase
from pycrowdsec.cache import Cache
class TestIPv4Cache(TestCase):
def setUp(self):
self.cache = Cache()
def test_insert_delete(self):
self.cache.insert("1.2.3.4", "ban")
assert self.cache.get("1.2.3.4") == "ban"
assert self.cache.get("1.2.3.5") is None
self.cache.delete("1.2.3.4")
assert self.cache.get("1.2.3.4") is None
assert self.cache.get("1.2.3.5") is None
def test_range_simple_range(self):
self.cache.insert("0.0.0.0/24", "ban")
for i in range(256):
ip = f"0.0.0.{i}"
with self.subTest(ip=ip):
assert self.cache.get(ip) == "ban"
assert self.cache.get(f"0.0.1.0") is None
assert self.cache.get("::") is None
self.cache.delete("0.0.0.0/24")
for i in range(256):
assert self.cache.get(f"0.0.0.{i}") is None
def test_range_all_match(self):
self.cache.insert("0.0.0.0/0", "ban")
ip_parts = [str(i) for i in range(256)]
for _ in range(20):
ip = ".".join(random.choices(ip_parts, k=4))
with self.subTest(ip=ip):
assert self.cache.get(ip) == "ban"
self.cache.delete("0.0.0.0/0")
for _ in range(20):
ip = ".".join(random.choices(ip_parts, k=4))
with self.subTest(ip=ip):
assert self.cache.get(ip) is None
def test_range_overlap(self):
def assert_state(a, b, c):
assert self.cache.get("0.0.1.2") == a
assert self.cache.get("0.0.255.255") == b
self.cache.get("0.1.255.255") == c
assert_state(None, None, None)
self.cache.insert("0.0.0.0/16", "ban")
assert_state("ban", "ban", None)
self.cache.insert("0.0.0.0/8", "captcha")
assert_state("ban", "ban", "captcha")
self.cache.insert("0.0.1.0/24", "throttle")
assert_state("throttle", "ban", "captcha")
self.cache.delete("0.0.1.0/24")
assert_state("ban", "ban", "captcha")
self.cache.delete("0.0.0.0/8")
assert_state("ban", "ban", None)
self.cache.delete("0.0.0.0/16")
assert_state(None, None, None)
class TestIPv6Cache(TestCase):
def setUp(self):
self.cache = Cache()
def test_insert_delete(self):
assert self.cache.get("::") is None
self.cache.insert("::", "ban")
assert self.cache.get("::") == "ban"
assert self.cache.get("1::") is None
self.cache.delete("::")
assert self.cache.get("1.2.3.4") is None
assert self.cache.get("1.2.3.5") is None
def test_range_simple_range(self):
self.cache.insert("::/112", "ban")
ips_to_check = random.choices(range(65535), k=100)
for i in ips_to_check:
ip = f"::{format(i, 'x')}"
with self.subTest(ip=ip):
assert self.cache.get(ip) == "ban"
assert self.cache.get(f"1::") is None
assert self.cache.get("0.0.0.0") is None
self.cache.delete("::/112")
for i in ips_to_check:
ip = f"::{format(i, 'x')}"
with self.subTest(ip=ip):
assert self.cache.get(ip) is None
def test_range_all_match(self):
self.cache.insert("::/0", "ban")
ip_parts = [format(i, "x") for i in range(65535)]
for _ in range(20):
ip = ":".join(random.choices(ip_parts, k=8))
with self.subTest(ip=ip):
assert self.cache.get(ip) == "ban"
self.cache.delete("::/0")
for _ in range(20):
ip = ":".join(random.choices(ip_parts, k=8))
with self.subTest(ip=ip):
assert self.cache.get(ip) is None
def test_range_overlap(self):
def assert_state(a, b, c):
assert self.cache.get("::ffff") == a
assert self.cache.get("::1:ffff") == b
self.cache.get("::1:ffff:ffff") == c
assert_state(None, None, None)
self.cache.insert("::/112", "ban")
assert_state("ban", None, None)
self.cache.insert("::/98", "captcha")
assert_state("ban", "captcha", None)
self.cache.insert("::/82", "throttle")
assert_state("ban", "captcha", "throttle")
self.cache.insert("::ffff/128", "block")
assert_state("block", "captcha", "throttle")
self.cache.delete("::ffff/128")
assert_state("ban", "captcha", "throttle")
self.cache.delete("::/82")
assert_state("ban", "captcha", None)
self.cache.delete("::/98")
assert_state("ban", None, None)
self.cache.delete("::/112")
assert_state(None, None, None)
class TestCache(TestCase):
def setUp(self):
self.cache = Cache()
def test_non_ip_items(self):
assert self.cache.get("TM") is None
self.cache.insert("TM", "ban")
assert self.cache.get("TM") == "ban"
self.cache.insert("TM", "captcha")
assert self.cache.get("TM") == "captcha"
self.cache.delete("TM")
assert self.cache.get("TM") is None
def test_ip_items(self):
assert self.cache.get("::ffff") is None
self.cache.insert("::/112", "ban")
assert self.cache.get("::ffff") == "ban"
assert self.cache.get("::abcd") == "ban"
assert self.cache.get("::abcd:abcd") is None
assert self.cache.get("1.2.3.4") is None
self.cache.insert("1.2.0.0/16", "ban")
assert self.cache.get("1.2.3.4") == "ban"
self.cache.delete("1.2.0.0/16")
assert self.cache.get("1.2.3.4") is None
def test_get_all(self):
self.cache.insert("CN", "captcha")
self.cache.insert("1.2.3.4", "ban")
self.cache.insert("1.2.3.0/24", "ban")
self.cache.insert("ffff::/24", "ban")
resp = self.cache.get_all()
assert resp["ffff::/24"] == "ban"
assert resp["1.2.3.0/24"] == "ban"
assert resp["1.2.3.4/32"] == "ban"
assert resp["CN"] == "captcha"
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