Python Package
+ init basic python package + add console_script blimp
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1F6495B44DABCE6E
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include README.md
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include LICENCE.md
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include requirements.txt
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152
main.py
152
main.py
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import argparse
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import os
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import subprocess
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import sys
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import requests
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from ruamel.yaml import YAML, scalarstring
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class BlacklistImporter:
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def __init__(self, args):
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self.outfile = args.outfile
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self.dryrun = args.dryrun
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self.path = os.path.dirname(__file__)
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self.url = "https://raw.githubusercontent.com/JabberSPAM/blacklist/master/blacklist.txt"
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self.blacklist = ""
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self.change = False
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def request(self):
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"""
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determine if the download is required
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"""
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etag_path = "/".join([self.path, ".etag"])
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blacklist_path = "/".join([self.path, "blacklist.txt"])
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# check if etag header is present if not set local_etag to ""
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if os.path.isfile(etag_path):
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# catch special case were etag file is present and blacklist.txt is not
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if not os.path.isfile(blacklist_path):
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local_etag = ""
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else:
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# if both files are present continue normally
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with open(etag_path, "r") as local_file:
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local_etag = local_file.read()
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else:
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local_etag = ""
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with requests.Session() as s:
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# head request to check etag
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head = s.head(self.url)
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etag = head.headers['etag']
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# if etags match up or if the connection is not possible fall back to local cache
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if local_etag == etag or head.status_code != 200:
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# if local cache is present overwrite blacklist var
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if os.path.isfile(blacklist_path):
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with open(blacklist_path, "r", encoding="utf-8") as local_file:
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self.blacklist = local_file.read()
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# in any other case request a new file
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else:
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r = s.get(self.url)
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r.encoding = 'utf-8'
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local_etag = head.headers['etag']
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self.blacklist = r.content.decode()
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with open(blacklist_path, "w") as local_file:
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local_file.write(self.blacklist)
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with open(etag_path, 'w') as local_file:
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local_file.write(local_etag)
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def main(self):
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# first check if blacklist is updated
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self.request()
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# only output the selected outfile
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if self.dryrun:
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print("outfile selected: %s" % self.outfile)
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# blacklist processing
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self.process()
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# reload config if changes have been applied
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if self.change:
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# catch ejabberdctl missing
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if os.path.isfile('/usr/sbin/ejabberdctl'):
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subprocess.call(['/usr/sbin/ejabberdctl', 'reload_config'], shell=False)
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# report missing ejabberdctl reload_config
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else:
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print('/usr/sbin/ejabberdctl was not found', file=sys.stderr)
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print('blacklist changes have been applied\nejabberd config was not reloaded', file=sys.stderr)
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sys.exit(1)
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def process(self):
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"""
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function to build and compare the local yaml file to the remote file
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if the remote file is different, the local file gets overwritten
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"""
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# init new YAML variable
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local_file = YAML(typ="safe")
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# None catch
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if self.outfile is not None:
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# prevent FileNotFoundError on first run or file missing
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if os.path.isfile(self.outfile):
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local_file = local_file.load(open(self.outfile, "r", encoding="utf-8"))
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# blacklist frame
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remote_file = {
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"acl": {
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"spamblacklist": {
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"server": []
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}
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}
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}
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# build the blacklist with the given frame to compare to local blacklist
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for entry in self.blacklist.split():
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entry = scalarstring.DoubleQuotedScalarString(entry)
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remote_file["acl"]["spamblacklist"]["server"].append(entry)
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yml = YAML()
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yml.indent(offset=2)
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yml.default_flow_style = False
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# if dry-run true print expected content
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if self.dryrun:
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yml.dump(remote_file, sys.stdout)
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# only if the local_file and remote_file are unequal write new file
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elif local_file != remote_file:
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# prevent FileNotFoundError if self.outfile is not assigned
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if self.outfile is None:
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print("no outfile assigned", file=sys.stderr)
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print(parser.format_help(), file=sys.stderr)
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sys.exit(2)
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# proceed to update the defined outfile
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elif self.outfile is not None:
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self.change = True
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yml.dump(remote_file, open(self.outfile, "w"))
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# if that's impossible break and display help message
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else:
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print(parser.format_help(), file=sys.stderr)
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sys.exit(1)
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument('-o', '--outfile', help='set path to output file', dest='outfile', default=None)
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parser.add_argument('-dr', '--dry-run', help='perform a dry run', action='store_true', dest='dryrun', default=False)
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args = parser.parse_args()
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# run
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BlacklistImporter(args).main()
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appdirs==1.4.4
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requests==2.25.1
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ruamel.yaml==0.16.13
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ruamel.yaml==0.17.0
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ruamel.yaml.clib==0.2.2
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urllib3==1.26.3
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urllib3==1.26.4
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[metadata]
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name = blimp
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version = attr: blimp.__version__
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url = https://github.com/mightyBroccoli/blacklist_importer
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licence = GPLv3
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author = Nico Wellpott
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author_email = nico@magicbroccoli.de
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description = simple tool to download and update the JabberSpam blacklist list.
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long_description = file: README.md
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long_description_content_type = text/markdown
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classifiers =
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Development Status :: 4 - Beta
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Intended Audience :: System Administrators
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Licence :: OSI Approved :: GNU General Public License v3 (GPLv3)
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Operating System :: Unix
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Programming Language :: Python :: 3
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Programming Language :: Python :: 3.7
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Programming Language :: Python :: 3.8
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Programming Language :: Python :: 3.9
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Programming Language :: Python :: Implementation :: CPython
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Topic :: Internet :: WWW/HTTP :: Dynamic Content
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[options]
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packages = find:
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package_dir = = src
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include_package_data = true
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python_requires = >= 3.7
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[options.packages.find]
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where = src
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[options.entry_points]
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console_scripts =
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blimp = blimp.cli:cli
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[tool:pytest]
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testpaths = tests
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filterwarnings =
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error
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# -*- coding: utf-8 -*-
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from setuptools import setup
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setup(
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name="Blimp",
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install_requires=[
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"appdirs>=1.4",
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"requests>=2.25",
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"ruamel.yaml>=0.17",
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"ruamel.yaml.clib>=0.2",
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"urllib3>=1.26"
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]
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)
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# version
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__version__ = "0.1"
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# main
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from .main import BlacklistImporter
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# modules
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from .bl_process import ProcessBlocklist
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# utils
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from .misc import *
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import sys
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from ruamel.yaml import YAML, scalarstring
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from .misc import *
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class ProcessBlocklist:
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def process(self, blacklist, outfile, dryrun: bool):
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"""
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function to build and compare the local yaml file to the remote file
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if the remote file is different, the local file gets overwritten
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"""
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# cheeky none catch
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try:
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# load local blacklist outfile
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if local_file_present(outfile):
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with open(outfile, "r", encoding="utf-8") as local_file:
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local_blacklist = local_file.read()
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print("step local file")
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except TypeError:
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# no local copy use empty one instead
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local_blacklist = YAML(typ="safe")
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# blacklist frame
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remote_file = {"acl": {"spamblacklist": {"server": []}}}
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# build the blacklist with the given frame to compare to local blacklist
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for entry in blacklist.split():
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entry = scalarstring.DoubleQuotedScalarString(entry)
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remote_file["acl"]["spamblacklist"]["server"].append(entry)
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yml = YAML()
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yml.indent(offset=2)
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yml.default_flow_style = False
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# if dry-run true print expected content
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if dryrun:
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yml.dump(remote_file, sys.stdout)
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return
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if local_blacklist == remote_file:
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return
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if outfile is None:
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print("no outfile assigned", file=sys.stderr)
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sys.exit(2)
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# proceed to update the defined outfile
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with open(outfile, "w", encoding="utf-8") as new_local_file:
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yml.dump(remote_file, new_local_file)
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import argparse
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from .main import BlacklistImporter
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def cli():
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parser = argparse.ArgumentParser()
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parser.add_argument("-out", "--outfile", help="set path to output file", action="store", default=None)
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parser.add_argument("-dr", "--dry-run", help="perform a dry run", action="store_true", default=False)
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args = parser.parse_args()
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# run
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BlacklistImporter(args).main()
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import argparse
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import requests
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from appdirs import *
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from .bl_process import ProcessBlocklist
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from .misc import *
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class BlacklistImporter:
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def __init__(self, args):
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self.outfile = args.outfile
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self.dryrun = args.dry_run
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self.path = Path(user_cache_dir("blimp"))
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self.url = "https://raw.githubusercontent.com/JabberSPAM/blacklist/master/blacklist.txt"
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self.blacklist = ""
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self.apply_changes = False
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self.etag_path = self.path.joinpath(".etag")
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self.blacklist_path = self.path.joinpath("blacklist.txt")
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def cache_dir_check(self):
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if not self.path.is_dir():
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Path(self.path).mkdir(parents=True, exist_ok=True)
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def download_required(self, etag) -> bool:
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"""
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method to determine if a new download should be initiated
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:param etag: requests etag object
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:return: true if download is required
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"""
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# always trigger download if any local cache file is missing
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if not local_file_present(self.blacklist_path):
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return True
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if not local_file_present(self.etag_path):
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return True
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# etag file is present but outdated
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else:
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with open(self.etag_path, "r") as local_file:
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local_etag = local_file.read()
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if local_etag != etag:
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return True
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return False
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def start_request(self):
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"""
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determine if the download is required
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"""
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with requests.Session() as s:
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# head request to check etag
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head = s.head(self.url)
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etag = head.headers["etag"]
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if head.status_code != requests.codes.ok:
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return
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if not self.download_required(etag):
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with open(self.blacklist_path, "r", encoding="utf-8") as local_file:
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self.blacklist = local_file.read()
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else:
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r = s.get(self.url)
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r.encoding = "utf-8"
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local_etag = head.headers["etag"]
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self.blacklist = r.content.decode()
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with open(self.blacklist_path, "w", encoding="utf-8") as local_file:
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local_file.write(self.blacklist)
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with open(self.etag_path, "w", encoding="utf-8") as local_file:
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local_file.write(local_etag)
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def main(self):
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# check the cache dir first
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self.cache_dir_check()
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# only output the selected outfile
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if self.dryrun:
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print("outfile selected: %s" % self.outfile)
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# go
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self.start_request()
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# blacklist processing
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ProcessBlocklist().process(self.blacklist, self.outfile, self.dryrun)
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"""# reload config if changes have been applied
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if self.change:
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# catch ejabberdctl missing
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if Path("/usr/sbin/ejabberdctl").is_file():
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subprocess.call(["/usr/sbin/ejabberdctl", "reload_config"], shell=False)
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# report missing ejabberdctl reload_config
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else:
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print("/usr/sbin/ejabberdctl was not found", file=sys.stderr)
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print("blacklist changes have been applied\nejabberd config was not reloaded", file=sys.stderr)
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sys.exit(1)
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"""
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument("-out", "--outfile", help="set path to output file", action="store", default=None)
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parser.add_argument("-dr", "--dry-run", help="perform a dry run", action="store_true", default=False)
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args = parser.parse_args()
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# run
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BlacklistImporter(args).main()
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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from pathlib import Path
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def local_file_present(somepath) -> bool:
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"""
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check local etag copy
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:return: true if present
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"""
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if not Path(somepath).is_file():
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return False
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return True
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def asd():
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print("yo")
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