mirror of
https://github.com/disposable-email-domains/disposable-email-domains.git
synced 2024-11-25 10:08:12 +08:00
110 lines
3.1 KiB
Python
110 lines
3.1 KiB
Python
#!/usr/bin/env python
|
|
|
|
"""Verify the integrity of the domain blocklist
|
|
"""
|
|
|
|
import io
|
|
import sys
|
|
from collections import Counter
|
|
|
|
from publicsuffixlist import PublicSuffixList
|
|
from requests import get
|
|
|
|
|
|
blocklist = "disposable_email_blocklist.conf"
|
|
allowlist = "allowlist.conf"
|
|
|
|
files = {
|
|
filename: open(filename).read().splitlines() for filename in [allowlist, blocklist]
|
|
}
|
|
|
|
|
|
def download_suffixes():
|
|
with open("public_suffix_list.dat", "wb") as file:
|
|
response = get("https://publicsuffix.org/list/public_suffix_list.dat")
|
|
file.write(response.content)
|
|
|
|
|
|
def check_for_public_suffixes(filename):
|
|
lines = files[filename]
|
|
suffix_detected = False
|
|
psl = None
|
|
download_suffixes()
|
|
with open("public_suffix_list.dat", "r") as latest:
|
|
psl = PublicSuffixList(latest)
|
|
for i, line in enumerate(lines):
|
|
current_line = line.strip()
|
|
public_suffix = psl.publicsuffix(current_line)
|
|
if public_suffix == current_line:
|
|
print(
|
|
f"The line number {i+1} contains just a public suffix: {current_line}"
|
|
)
|
|
suffix_detected = True
|
|
if suffix_detected:
|
|
print(
|
|
"At least one valid public suffix found in {!r}, please "
|
|
"remove it. See https://publicsuffix.org for details on why this "
|
|
"shouldn't be blocklisted.".format(filename)
|
|
)
|
|
sys.exit(1)
|
|
|
|
|
|
def check_for_non_lowercase(filename):
|
|
lines = files[filename]
|
|
invalid = set(lines) - set(line.lower() for line in lines)
|
|
if invalid:
|
|
print("The following domains should be lowercased in {!r}:".format(filename))
|
|
for line in sorted(invalid):
|
|
print("* {}".format(line))
|
|
sys.exit(1)
|
|
|
|
|
|
def check_for_duplicates(filename):
|
|
lines = files[filename]
|
|
count = Counter(lines) - Counter(set(lines))
|
|
if count:
|
|
print("The following domains appear twice in {!r}:".format(filename))
|
|
for line in sorted(count):
|
|
print("* {}".format(line))
|
|
sys.exit(1)
|
|
|
|
|
|
def check_sort_order(filename):
|
|
lines = files[filename]
|
|
for a, b in zip(lines, sorted(lines)):
|
|
if a != b:
|
|
print("The list is not sorted in {!r}:".format(filename))
|
|
print("* {!r} should come before {!r}".format(b, a))
|
|
sys.exit(1)
|
|
|
|
|
|
def check_for_intersection(filename_a, filename_b):
|
|
a = files[filename_a]
|
|
b = files[filename_b]
|
|
intersection = set(a) & set(b)
|
|
if intersection:
|
|
print("The following domains appear in both lists:")
|
|
for line in sorted(intersection):
|
|
print("* {}".format(line))
|
|
|
|
|
|
if __name__ == "__main__":
|
|
|
|
# Check if any domains have a public suffix
|
|
check_for_public_suffixes(blocklist)
|
|
|
|
# Check if any domains are not lowercase
|
|
check_for_non_lowercase(allowlist)
|
|
check_for_non_lowercase(blocklist)
|
|
|
|
# Check if any domains are duplicated in the same list
|
|
check_for_duplicates(allowlist)
|
|
check_for_duplicates(blocklist)
|
|
|
|
# Check if any lists are not sorted
|
|
check_sort_order(allowlist)
|
|
check_sort_order(blocklist)
|
|
|
|
# Check if any domains are in both the allowlist and blocklist
|
|
check_for_intersection(allowlist, blocklist)
|