.gitignore

@@ -7,4 +7,3 @@ blocklists/*
 tmp.py
 .venv
 dist/
-.ruff_cache/

poetry.lock

@@ -1,50 +1,5 @@
 # This file is automatically @generated by Poetry 1.5.1 and should not be changed by hand.
 
-[[package]]
-name = "black"
-version = "23.7.0"
-description = "The uncompromising code formatter."
-optional = false
-python-versions = ">=3.8"
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-    {file = "black-23.7.0-cp39-cp39-win_amd64.whl", hash = "sha256:ad0014efc7acf0bd745792bd0d8857413652979200ab924fbf239062adc12491"},
-    {file = "black-23.7.0-py3-none-any.whl", hash = "sha256:9fd59d418c60c0348505f2ddf9609c1e1de8e7493eab96198fc89d9f865e7a96"},
-    {file = "black-23.7.0.tar.gz", hash = "sha256:022a582720b0d9480ed82576c920a8c1dde97cc38ff11d8d8859b3bd6ca9eedb"},
-]
-
-[package.dependencies]
-click = ">=8.0.0"
-mypy-extensions = ">=0.4.3"
-packaging = ">=22.0"
-pathspec = ">=0.9.0"
-platformdirs = ">=2"
-tomli = {version = ">=1.1.0", markers = "python_version < \"3.11\""}
-
-[package.extras]
-colorama = ["colorama (>=0.4.3)"]
-d = ["aiohttp (>=3.7.4)"]
-jupyter = ["ipython (>=7.8.0)", "tokenize-rt (>=3.2.0)"]
-uvloop = ["uvloop (>=0.15.2)"]
-
 [[package]]
 name = "certifi"
 version = "2023.7.22"
@@ -140,20 +95,6 @@ files = [
     {file = "charset_normalizer-3.2.0-py3-none-any.whl", hash = "sha256:8e098148dd37b4ce3baca71fb394c81dc5d9c7728c95df695d2dca218edf40e6"},
 ]
 
-[[package]]
-name = "click"
-version = "8.1.6"
-description = "Composable command line interface toolkit"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "click-8.1.6-py3-none-any.whl", hash = "sha256:fa244bb30b3b5ee2cae3da8f55c9e5e0c0e86093306301fb418eb9dc40fbded5"},
-    {file = "click-8.1.6.tar.gz", hash = "sha256:48ee849951919527a045bfe3bf7baa8a959c423134e1a5b98c05c20ba75a1cbd"},
-]
-
-[package.dependencies]
-colorama = {version = "*", markers = "platform_system == \"Windows\""}
-
 [[package]]
 name = "colorama"
 version = "0.4.6"
@@ -194,54 +135,6 @@ win32-setctime = {version = ">=1.0.0", markers = "sys_platform == \"win32\""}
 [package.extras]
 dev = ["Sphinx (==5.3.0)", "colorama (==0.4.5)", "colorama (==0.4.6)", "freezegun (==1.1.0)", "freezegun (==1.2.2)", "mypy (==v0.910)", "mypy (==v0.971)", "mypy (==v0.990)", "pre-commit (==3.2.1)", "pytest (==6.1.2)", "pytest (==7.2.1)", "pytest-cov (==2.12.1)", "pytest-cov (==4.0.0)", "pytest-mypy-plugins (==1.10.1)", "pytest-mypy-plugins (==1.9.3)", "sphinx-autobuild (==2021.3.14)", "sphinx-rtd-theme (==1.2.0)", "tox (==3.27.1)", "tox (==4.4.6)"]
 
-[[package]]
-name = "mypy-extensions"
-version = "1.0.0"
-description = "Type system extensions for programs checked with the mypy type checker."
-optional = false
-python-versions = ">=3.5"
-files = [
-    {file = "mypy_extensions-1.0.0-py3-none-any.whl", hash = "sha256:4392f6c0eb8a5668a69e23d168ffa70f0be9ccfd32b5cc2d26a34ae5b844552d"},
-    {file = "mypy_extensions-1.0.0.tar.gz", hash = "sha256:75dbf8955dc00442a438fc4d0666508a9a97b6bd41aa2f0ffe9d2f2725af0782"},
-]
-
-[[package]]
-name = "packaging"
-version = "23.1"
-description = "Core utilities for Python packages"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "packaging-23.1-py3-none-any.whl", hash = "sha256:994793af429502c4ea2ebf6bf664629d07c1a9fe974af92966e4b8d2df7edc61"},
-    {file = "packaging-23.1.tar.gz", hash = "sha256:a392980d2b6cffa644431898be54b0045151319d1e7ec34f0cfed48767dd334f"},
-]
-
-[[package]]
-name = "pathspec"
-version = "0.11.2"
-description = "Utility library for gitignore style pattern matching of file paths."
-optional = false
-python-versions = ">=3.7"
-files = [
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-    {file = "pathspec-0.11.2.tar.gz", hash = "sha256:e0d8d0ac2f12da61956eb2306b69f9469b42f4deb0f3cb6ed47b9cce9996ced3"},
-]
-
-[[package]]
-name = "platformdirs"
-version = "3.10.0"
-description = "A small Python package for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "platformdirs-3.10.0-py3-none-any.whl", hash = "sha256:d7c24979f292f916dc9cbf8648319032f551ea8c49a4c9bf2fb556a02070ec1d"},
-    {file = "platformdirs-3.10.0.tar.gz", hash = "sha256:b45696dab2d7cc691a3226759c0d3b00c47c8b6e293d96f6436f733303f77f6d"},
-]
-
-[package.extras]
-docs = ["furo (>=2023.7.26)", "proselint (>=0.13)", "sphinx (>=7.1.1)", "sphinx-autodoc-typehints (>=1.24)"]
-test = ["appdirs (==1.4.4)", "covdefaults (>=2.3)", "pytest (>=7.4)", "pytest-cov (>=4.1)", "pytest-mock (>=3.11.1)"]
-
 [[package]]
 name = "python-dotenv"
 version = "1.0.0"
@@ -303,17 +196,6 @@ files = [
     {file = "ruff-0.0.281.tar.gz", hash = "sha256:bab2cdfa78754315cccc2b4d46ad6181aabb29e89747a3b135a4b85e11baa025"},
 ]
 
-[[package]]
-name = "tomli"
-version = "2.0.1"
-description = "A lil' TOML parser"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "tomli-2.0.1-py3-none-any.whl", hash = "sha256:939de3e7a6161af0c887ef91b7d41a53e7c5a1ca976325f429cb46ea9bc30ecc"},
-    {file = "tomli-2.0.1.tar.gz", hash = "sha256:de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f"},
-]
-
 [[package]]
 name = "urllib3"
 version = "2.0.4"
@@ -348,4 +230,4 @@ dev = ["black (>=19.3b0)", "pytest (>=4.6.2)"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "d1e33ec5def7b19f6fd09ac80725a9a9f24da3274b075ee37eb53fe2b2f54219"
+content-hash = "8737765a4f30f43f2314296861d56c04682f5632f54ecd7b2046b4d9591ed101"

pyproject.toml

@@ -5,9 +5,6 @@ description = "Serverless adblocking via Cloudflare Zero Trust Gateway"
 authors = ["slastechno <77907286+slashtechno@users.noreply.github.com>"]
 license = "MIT"
 readme = "README.md"
-repository = "https://github.com/slashtechno/cloudflare-gateway-adblocking"
-keywords = ["cloudflare", "dns", "adblocking", "serverless"]
-
 packages = [{include = "src"}]
 
 [tool.poetry.scripts]
@@ -22,7 +19,6 @@ python-dotenv = "^1.0.0"
 
 [tool.poetry.group.dev.dependencies]
 ruff = "^0.0.281"
-black = "^23.7.0"
 
 [build-system]
 requires = ["poetry-core"]

src/__main__.py

@@ -12,16 +12,16 @@ from pathlib import Path
 TOKEN = None
 ACCOUNT_ID = None
 
-
 def main():
     # Setup logging
     logger.remove()
     # ^10 is a formatting directive to center with a padding of 10
-    logger_format = "<green>{time:YYYY-MM-DD HH:mm:ss}</green> |<level>{level: ^10}</level>| <level>{message}</level>"  # noqa E501
+    logger_format = "<green>{time:YYYY-MM-DD HH:mm:ss}</green> |<level>{level: ^10}</level>| <level>{message}</level>"  # pylint: disable=line-too-long
     logger.add(stderr, format=logger_format, colorize=True, level="DEBUG")
 
+
     # Load .env if it exists
-    # This must precede the argparse setup as env variables are used as default values
+    # This must precede the argparse setup as os.environ is used in the default arguments
     if Path(".env").is_file():
         dotenv.load_dotenv()
         logger.info("Loaded .env file")
@@ -32,26 +32,25 @@ def main():
 
     # Set up argparse
     argparser = argparse.ArgumentParser(
-        prog="Cloudflare Gateway Adblocking",
+        prog='Cloudflare Gateway Adblocking',
-        description="Serverless adblocking via Cloudflare Zero Trust Gateway",
+        description='Serverless adblocking via Cloudflare Zero Trust Gateway',
-        epilog=":)",
+        epilog=':)'
     )
 
     # Add argument groups
-    credential_args = argparser.add_argument_group("Cloudflare Credentials")
+    credential_args = argparser.add_argument_group('Cloudflare Credentials')
 
     # Add arguments
     credential_args.add_argument(
         "--account-id",
         "-a",
         help="Cloudflare account ID - environment variable: CLOUDFLARE_ACCOUNT_ID",
-        default=os.environ.get("CLOUDFLARE_ACCOUNT_ID"),
+        default=os.environ.get("CLOUDFLARE_ACCOUNT_ID")
     )
-    credential_args.add_argument(
+    credential_args.add_argument('--token',
-        "--token",
+        '-t', 
-        "-t",
+        help='Cloudflare API token - environment variable: CLOUDFLARE_TOKEN',
-        help="Cloudflare API token - environment variable: CLOUDFLARE_TOKEN",
+        default=os.environ.get("CLOUDFLARE_TOKEN")
-        default=os.environ.get("CLOUDFLARE_TOKEN"),
     )
 
     # Add subcommands
@@ -59,28 +58,31 @@ def main():
         title="subcommands",
         description="",
         help="Subcommands to preform operations",
-        dest="subcommand",
+        dest="subcommand"
     )
     # Add subcommand: upload
     upload_parser = subparsers.add_parser(
-        "upload", help="Upload adblock lists to Cloudflare"
+        "upload",
+        help="Upload adblock lists to Cloudflare"
     )
     upload_parser.set_defaults(func=upload_to_cloudflare)
     upload_parser.add_argument(
         "--blocklists",
         "-b",
-        help="Either a blocklist hosts file or a directory containing blocklist hosts files",  # noqa E501
+        help="Either a blocklist hosts file or a directory containing blocklist hosts files",
-        default="blocklists",
+        default="blocklists"
     )
     upload_parser.add_argument(
         "--whitelists",
         "-w",
-        help="Either a whitelist hosts file or a directory containing whitelist hosts files",  # noqa E501
+        # help="Either a whitelist hosts file or a directory containing whitelist hosts files"
-        default="whitelist.txt",  # Need to change this so it's optional
+        help="Whitelist hosts file or directory",
+        default="whitelist.txt" # Need to change this so it's optional
     )
     # Add subcommand: delete
     delete_parser = subparsers.add_parser(
-        "delete", help="Delete adblock lists from Cloudflare"
+        "delete",
+        help="Delete adblock lists from Cloudflare"
     )
     delete_parser.set_defaults(func=delete_from_cloudflare)
 
@@ -95,17 +97,14 @@ def main():
     ACCOUNT_ID = args.account_id
     # Check if variables are set
     if TOKEN is None or ACCOUNT_ID is None:
-        logger.error(
+        logger.error("No environment variables found. Please create a .env file or .envrc file") # noqa E501
-            "No environment variables found. Please create a .env file or .envrc file"
-        )  # noqa E501
         exit(1)
-    try:
+    try :
         args.func(args)
     except AttributeError as e:
         logger.debug(e)
         argparser.print_help()
 
-
 def upload_to_cloudflare(args):
     logger.info("Uploading to Cloudflare")
     blocklists = upload.get_blocklists(args.blocklists)
@@ -115,8 +114,6 @@ def upload_to_cloudflare(args):
     cloud_lists = utils.get_lists(ACCOUNT_ID, TOKEN)
     cloud_lists = utils.filter_adblock_lists(cloud_lists)
     upload.create_dns_policy(cloud_lists, ACCOUNT_ID, TOKEN)
-
-
 def delete_from_cloudflare(args):
     logger.info("Deleting from Cloudflare")
     rules = utils.get_gateway_rules(ACCOUNT_ID, TOKEN)
@@ -125,6 +122,5 @@ def delete_from_cloudflare(args):
     lists = utils.filter_adblock_lists(lists)
     delete.delete_adblock_list(lists, ACCOUNT_ID, TOKEN)
 
-
 if __name__ == "__main__":
     main()

src/utils/delete.py

@@ -5,23 +5,17 @@ from . import utils
 
 
 def delete_adblock_list(lists: dict, account_id: str, token: str):
-    try:
+    for lst in lists:
-        for lst in lists:
+        url = f'https://api.cloudflare.com/client/v4/accounts/{account_id}/gateway/lists/{lst["id"]}'
-            url = f'https://api.cloudflare.com/client/v4/accounts/{account_id}/gateway/lists/{lst["id"]}'
+        headers = {
-            headers = {
+            "Authorization": f"Bearer {token}",
-                "Authorization": f"Bearer {token}",
+            "Content-Type": "application/json",
-                "Content-Type": "application/json",
+        }
-            }
+        response = requests.delete(url, headers=headers, timeout=10)
-            response = requests.delete(url, headers=headers, timeout=10)
+        if response.status_code != 200:
-            if response.status_code != 200:
+            print(f"Error deleting list: {response.text}")
-                print(f"Error deleting list: {response.text}")
-            else:
-                print(f'Deleted list {lst["name"]}')
-    except TypeError as e:
-        if str(e) == "'NoneType' object is not iterable":
-            print("No lists found")
         else:
-            raise e
+            print(f'Deleted list {lst["name"]}')
 
 
 def delete_adblock_policy(policies: dict, account_id: str, token: str):

src/utils/upload.py

@@ -3,32 +3,21 @@ from . import utils
 import pathlib
 
 
-def get_blocklists(hosts_path: str = None):
+def get_blocklists(path_to_blocklists: str = None):
-    blocklists = []
+    # __file__ is a special variable that is the path to the current file
-    hosts_path = pathlib.Path(hosts_path)
+    # list_directory = pathlib.Path(__file__).parent.parent.joinpath("blocklists")
-    if hosts_path.is_file():
+
-        blocklists = utils.convert_to_list(hosts_path)
+    list_directory = pathlib.Path(path_to_blocklists)
-    elif hosts_path.is_dir():
+    for file in list_directory.iterdir():
-        for file in hosts_path.iterdir():
+        blocklists = utils.convert_to_list(file)
-            blocklists.extend(utils.convert_to_list(file))
-    else:
-        raise ValueError("Invalid hosts file or directory")
     return blocklists
 
 
 def apply_whitelists(blocklists, whitelist: str = None):
-    # If whitelist is a file, convert it to a list.
+    whitelist = utils.convert_to_list(
-    # If whitelist is a directory, convert all files in it to a list and combine them.
+        # pathlib.Path(__file__).parent.parent.joinpath("whitelist.txt")
-    # If it does not exist, return the original blocklists
+        pathlib.Path(whitelist)
-    whitelist_path = pathlib.Path(whitelist)
+    )
-    if whitelist_path.is_file():
-        whitelist = utils.convert_to_list(whitelist_path)
-    elif whitelist_path.is_dir():
-        whitelist = []
-        for file in whitelist_path.iterdir():
-            whitelist.extend(utils.convert_to_list(file))
-    else:
-        return blocklists
     blocklists = [x for x in blocklists if x not in whitelist]
     return blocklists
 
@@ -39,12 +28,13 @@ def split_list(blocklists):
         [blocklists[i : i + 1000] for i in range(0, len(blocklists), 1000)]
     )  # This is the same as the for loop below
     # for i in range(0, len(blocklists), 1000):
-    # This continues to append lists of 1000 items to the lists list via slicing
+    #     # This is appending a list of 1000 domains to the lists list. It is doing this by slicing the blocklists list to get the first 1000 domains, then the next 1000 domains, etc.
     #     lists.append(blocklists[i:i + 1000])
     return lists
 
 
 def upload_to_cloudflare(lists, account_id: str, token: str) -> None:
+    # A: It's iterating over the lists and uploading them to Cloudflare, the enumerate function is used to get the index of the list since lists is a list of lists
     for i, lst in enumerate(lists):
         list_name = f"adblock-list-{i + 1}"
         url = (
@@ -108,6 +98,5 @@ def main():
     cloud_lists = utils.filter_adblock_lists(cloud_lists)
     create_dns_policy(cloud_lists)
 
-
 if __name__ == "__main__":
     main()

src/utils/utils.py

@@ -1,7 +1,8 @@
+import os
 import pathlib
 
 import requests
-
+from dotenv import load_dotenv
 
 class Config:
     def __init__(self, token, account_id):
@@ -13,31 +14,28 @@ class Config:
     @property
     def token(self):
         return self._token
-
     @token.setter
     def token(self, token):
         if token is None:
             raise ValueError("No token provided")
         else:
-            url = "https://api.cloudflare.com/client/v4/user/tokens/verify"
+            url = 'https://api.cloudflare.com/client/v4/user/tokens/verify'
             headers = {
-                "Authorization": f"Bearer {token}",
+                'Authorization': f'Bearer {token}',
-                "Content-Type": "application/json",
+                'Content-Type': 'application/json'
             }
             response = requests.get(url, headers=headers, timeout=10)
-            if response.json()["success"] is False:
+            if response.json()['success'] is False:
-                raise ValueError("Invalid token")
+                raise ValueError('Invalid token')
             else:
                 # Token needs the following scopes:
                 # Zero Trust: Read/Edit
                 # Account Firewall Access Rules: Read/Edit
                 # Access Apps and Policies: Read/Edit 
                 self._token = token 
-
     @property
     def account_id(self):
         return self._account_id
-
     @account_id.setter
     def account_id(self, account_id):
         if account_id is None:
@@ -47,6 +45,9 @@ class Config:
             self._account_id = account_id
 
             
+            
+            
+        
 # List Utils
 
 
@@ -76,6 +77,27 @@ def convert_to_list(file: pathlib.Path) -> list:
 # General Utils
 
 
+# Load environment variables
+# def load_env() -> dict:
+#     load_dotenv(".env")
+#     if not os.environ.get("CLOUDFLARE_TOKEN") and not os.environ.get(
+#         "CLOUDFLARE_ACCOUNT_ID"
+#     ):
+#         load_dotenv(".envrc")
+#     if not os.environ.get("CLOUDFLARE_TOKEN") or not os.environ.get(
+#         "CLOUDFLARE_ACCOUNT_ID"
+#     ):
+#         print(
+#             "No environment variables found. Please create a .env file or .envrc file"
+#         )
+#         exit()
+#     else:
+#         return {
+#             "CLOUDFLARE_TOKEN": os.environ.get("CLOUDFLARE_TOKEN"),
+#             "CLOUDFLARE_ACCOUNT_ID": os.environ.get("CLOUDFLARE_ACCOUNT_ID"),
+#         }
+
+
 def get_lists(account_id, token) -> dict:
     url = f"https://api.cloudflare.com/client/v4/accounts/{account_id}/gateway/lists"
     headers = {
@@ -90,15 +112,9 @@ def get_lists(account_id, token) -> dict:
 
 def filter_adblock_lists(lists: dict) -> dict:
     adblock_lists = []
-    try:
+    for lst in lists:
-        for lst in lists:
+        if lst["name"].startswith("adblock-list") and lst["type"] == "DOMAIN":
-            if lst["name"].startswith("adblock-list") and lst["type"] == "DOMAIN":
+            adblock_lists.append(lst)
-                adblock_lists.append(lst)
-    except TypeError as e:
-        if str(e) == "'NoneType' object is not iterable":
-            print("No lists found")
-        else:
-            raise e
     return adblock_lists