mirror of
https://github.com/adulau/dcu-tools.git
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94 lines
3.9 KiB
Python
94 lines
3.9 KiB
Python
# -*- coding: utf-8 -*-
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#
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# dcu-fetch-ng.py is a Python script to fetch blobs published by DCU
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#
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# Standard python libraries (3.4 and up) + Azure Python SDK
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#
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# Copyright (C) 2013-2018 Alexandre Dulaunoy - alexandre.dulaunoy@circl.lu
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import gzip
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#import StringIO
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from io import StringIO, BytesIO
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import azure
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import azure.storage
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from azure.storage.blob import BlockBlobService
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#from azure.storage import BlobService
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from optparse import OptionParser
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import sys
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import json
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import re
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debug = False
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header = True
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output_format = "txt"
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#headers = ["SourcedFrom","FileTimeUtc", "Botnet", "SourceIp", "SourcePort", "SourceIpAsnNr", "TargetIp", "TargetPort", "Payload", "SourceIpCountryCode", "SourceIpRegion", "SourceIpCity", "SourceIpPostalCode", "SourceIpLatitude", "SourceIpLongitude", "SourceIpMetroCode", "SourceIpAreaCode", "HttpRequest", "HttpReferrer", "HttpUserAgent", "HttpMethod", "HttpVersion", "HttpHost", "Custom Field 1", "Custom Field 2", "Custom Field 3", "Custom Field 4", "Custom Field 5"]
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usage = "usage: %prog [options] dcu feed blob fetcher"
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parser = OptionParser(usage)
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parser.add_option("-d","--debug", dest="debug", action='store_true', help="output debug message on stderr")
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parser.add_option("-a","--account_name", dest="account_name", help="Microsoft Azure account name")
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parser.add_option("-k","--account_key", dest="account_key", help="Microsoft Azure key to access DCU container")
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parser.add_option("-c","--clear", dest="clear", action='store_true', help="Delete blobs and containers after fetching")
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#parser.add_option("-e","--header", dest="header", action='store_true', help="Remove field header in the output (default is displayed)")
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parser.add_option("-f","--format", dest="output_format", help="output txt, json (default is txt)")
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parser.add_option("-t","--date", dest="date", help="date in format YYYY-MM-DD to limit the query (default is all)")
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(options, args) = parser.parse_args()
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if options.debug:
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debug=True
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if options.output_format:
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output_format = options.output_format
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if options.account_name:
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account_name=options.account_name
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else:
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sys.stderr.write("Azure account name is missing")
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sys.exit(1)
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if options.account_key:
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account_key=options.account_key
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else:
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sys.stderr.write("Azure key is missing")
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sys.exit(1)
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blob_service=azure.storage.blob.baseblobservice.BaseBlobService(account_name=account_name, account_key=account_key)
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for container in blob_service.list_containers():
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c = container.name
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if c == "heartbeat": continue
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#if options.date and not ( re.match(options.date, c) ): continue
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if debug: sys.stderr.write("Processing container: {}\n".format(str(c)))
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for b in blob_service.list_blobs(c):
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if debug: sys.stderr.write("Processing blob: {}\n".format(str(b.name)))
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if options.date and not (re.match(options.date, b.name)): continue
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data = blob_service.get_blob_to_bytes(c, b.name)
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cs = BytesIO(data.content)
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gzipstream = gzip.GzipFile(fileobj=cs)
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if output_format == "txt":
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print (gzipstream.read().strip().decode('utf-8'))
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if options.clear:
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if debug: sys.stderr.write("Deleting blob: {}\n".format(str(b.name)))
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blob_service.delete_blob(c, b.name)
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if options.clear:
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if debug: sys.stderr.write("Deleting container: {}\n".format(str(c)))
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blob_service.delete_container(c)
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