mirror of https://github.com/apache/kafka.git
76 lines
2.0 KiB
Python
76 lines
2.0 KiB
Python
#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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"""
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Auxiliary functions to access and manipulate text files.
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"""
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import re
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from jproperties import Properties
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def read(file_path):
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with open(file_path) as f:
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return f.read()
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def write(file_path, content):
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with open(file_path, "w") as f:
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f.write(content)
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def props(properties_text):
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"""
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Load the keys and values into a dictionary from a .properties file.
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"""
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props = Properties()
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props.load(properties_text, "utf-8")
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return props
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def prop(filepath, propname):
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"""
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Read the value for a given key in a .properties file.
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"""
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values = props(read(filepath))
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value, _ = values[propname]
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return value
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def replace(path, pattern, replacement, **kwargs):
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"""
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Replace all occurrences of a text pattern in a text file.
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"""
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is_regex = kwargs.get("regex", False)
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updated = []
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with open(path, "r") as f:
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for line in f:
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modified = line
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if is_regex:
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modified = re.sub(pattern, replacement, line)
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elif line.startswith(pattern):
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modified = replacement + "\n"
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updated.append(modified)
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with open(path, "w") as f:
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for line in updated:
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f.write(line)
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