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authorpmikus <peter.mikus@protonmail.ch>2022-10-05 08:58:31 +0200
committerpmikus <peter.mikus@protonmail.ch>2022-10-05 08:58:31 +0200
commitaf8e703eb180e46ca65ff0c165a21f2261896548 (patch)
treee477719c9010ca3e8ed3ffa63ffe293a2734d358 /csit.infra.dash/app/cdash/utils/url_processing.py
parent4d095b586bc4e249ab4e30e1a3f17b310f52a229 (diff)
fix(cdash): Rename
Signed-off-by: pmikus <peter.mikus@protonmail.ch> Change-Id: Ia6dff2674a28b42ebfbe91230587f1e175ae1137
Diffstat (limited to 'csit.infra.dash/app/cdash/utils/url_processing.py')
-rw-r--r--csit.infra.dash/app/cdash/utils/url_processing.py99
1 files changed, 99 insertions, 0 deletions
diff --git a/csit.infra.dash/app/cdash/utils/url_processing.py b/csit.infra.dash/app/cdash/utils/url_processing.py
new file mode 100644
index 0000000000..9307015d0d
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+++ b/csit.infra.dash/app/cdash/utils/url_processing.py
@@ -0,0 +1,99 @@
+# Copyright (c) 2022 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""URL decoding and parsing and URL encoding.
+"""
+
+import logging
+
+from base64 import urlsafe_b64encode, urlsafe_b64decode
+from urllib.parse import urlencode, urlunparse, urlparse, parse_qs
+from zlib import compress, decompress
+from zlib import error as ZlibErr
+from binascii import Error as BinasciiErr
+
+
+def url_encode(params: dict) -> str:
+ """Encode the URL parameters and zip them and create the whole URL using
+ given data.
+
+ :param params: All data necessary to create the URL:
+ - scheme,
+ - network location,
+ - path,
+ - query,
+ - parameters.
+ :type params: dict
+ :returns: Encoded URL.
+ :rtype: str
+ """
+
+ url_params = params.get("params", None)
+ if url_params:
+ encoded_params = urlsafe_b64encode(
+ compress(urlencode(url_params).encode("utf-8"), level=9)
+ ).rstrip(b"=").decode("utf-8")
+ else:
+ encoded_params = str()
+
+ return urlunparse((
+ params.get("scheme", "http"),
+ params.get("netloc", str()),
+ params.get("path", str()),
+ str(), # params
+ params.get("query", str()),
+ encoded_params
+ ))
+
+
+def url_decode(url: str) -> dict:
+ """Parse the given URL and decode the parameters.
+
+ :param url: URL to be parsed and decoded.
+ :type url: str
+ :returns: Paresed URL.
+ :rtype: dict
+ """
+
+ try:
+ parsed_url = urlparse(url)
+ except ValueError as err:
+ logging.warning(f"\nThe url {url} is not valid, ignoring.\n{repr(err)}")
+ return None
+
+ if parsed_url.fragment:
+ try:
+ padding = b"=" * (4 - (len(parsed_url.fragment) % 4))
+ params = parse_qs(decompress(
+ urlsafe_b64decode(
+ (parsed_url.fragment.encode("utf-8") + padding)
+ )).decode("utf-8")
+ )
+ except (BinasciiErr, UnicodeDecodeError, ZlibErr) as err:
+ logging.warning(
+ f"\nNot possible to decode the parameters from url: {url}"
+ f"\nEncoded parameters: '{parsed_url.fragment}'"
+ f"\n{repr(err)}"
+ )
+ return None
+ else:
+ params = None
+
+ return {
+ "scheme": parsed_url.scheme,
+ "netloc": parsed_url.netloc,
+ "path": parsed_url.path,
+ "query": parsed_url.query,
+ "fragment": parsed_url.fragment,
+ "params": params
+ }