| # -- coding: utf-8 -- |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| import logging |
| import re |
| import copy |
| |
| |
| class CsFile: |
| """ File editors """ |
| |
| def __init__(self, filename): |
| self.filename = filename |
| self.load() |
| |
| def load(self): |
| self.new_config = [] |
| self.config = [] |
| try: |
| for line in open(self.filename): |
| self.new_config.append(line) |
| except IOError: |
| logging.debug("File %s does not exist" % self.filename) |
| else: |
| logging.debug("Reading file %s" % self.filename) |
| self.config = list(self.new_config) |
| |
| def is_changed(self): |
| if set(self.config) != set(self.new_config): |
| return True |
| else: |
| return False |
| |
| def __len__(self): |
| return len(self.config) |
| |
| def empty(self): |
| self.config = [] |
| self.new_config = [] |
| |
| def repopulate(self): |
| self.new_config = [] |
| |
| def commit(self): |
| if not self.is_changed(): |
| logging.info("Nothing to commit. The %s file did not change" % self.filename) |
| return False |
| handle = open(self.filename, "w+") |
| for line in self.new_config: |
| handle.write(line) |
| handle.close() |
| logging.info("Wrote edited file %s" % self.filename) |
| self.config = list(self.new_config) |
| logging.info("Updated file in-cache configuration") |
| return True |
| |
| def dump(self): |
| for line in self.new_config: |
| print(line) |
| |
| def addeq(self, string): |
| """ Update a line in a file of the form token=something |
| match on token= and replace something if needed |
| Add line if token is not present |
| """ |
| token = string.split('=')[0] + '=' |
| self.search(token, string) |
| |
| def append(self, string, where=-1): |
| if where == -1: |
| self.new_config.append("%s\n" % string) |
| else: |
| self.new_config.insert(where, "%s\n" % string) |
| |
| def add(self, string, where=-1): |
| for index, line in enumerate(self.new_config): |
| if line.strip() == string: |
| return False |
| if where == -1: |
| self.new_config.append("%s\n" % string) |
| else: |
| self.new_config.insert(where, "%s\n" % string) |
| return True |
| |
| def section(self, start, end, content): |
| sind = -1 |
| eind = -1 |
| found = False |
| for index, line in enumerate(self.new_config): |
| if found and line.strip() == end: |
| eind = index |
| found = False |
| if line.strip() == start: |
| sind = index + 1 |
| found = True |
| if sind == -1: |
| content.insert(0, start + "\n") |
| content.append(end + "\n") |
| self.new_config[sind:eind] = content |
| |
| def greplace(self, search, replace): |
| logging.debug("Searching for %s and replacing with %s" % (search, replace)) |
| self.new_config = [w.replace(search, replace) for w in self.new_config] |
| |
| def replaceIfFound(self, search, replace): |
| found = False |
| replace_filtered = replace |
| if re.search("PSK \"", replace): |
| replace_filtered = re.sub(r'".*"', '"****"', replace) |
| logging.debug("Searching for %s and replacing with %s if found" % (search, replace_filtered)) |
| for index, line in enumerate(self.new_config): |
| if line.lstrip().startswith("#"): |
| continue |
| if re.search(search, line): |
| if replace not in line: |
| self.new_config[index] = replace + "\n" |
| return False |
| |
| def search(self, search, replace): |
| found = False |
| replace_filtered = replace |
| if re.search("PSK \"", replace): |
| replace_filtered = re.sub(r'".*"', '"****"', replace) |
| logging.debug("Searching for %s and replacing with %s" % (search, replace_filtered)) |
| for index, line in enumerate(self.new_config): |
| if line.lstrip().startswith("#"): |
| continue |
| if re.search(search, line): |
| found = True |
| if replace not in line: |
| self.new_config[index] = replace + "\n" |
| if not found: |
| self.new_config.append(replace + "\n") |
| return True |
| return False |
| |
| def searchString(self, search, ignoreLinesStartWith): |
| found = False |
| logging.debug("Searching for %s string " % search) |
| |
| for index, line in enumerate(self.new_config): |
| print(' line = ' + line) |
| if line.lstrip().startswith(ignoreLinesStartWith): |
| continue |
| if search in line: |
| found = True |
| break |
| |
| return found |
| |
| def deleteLine(self, search): |
| found = False |
| logging.debug("Searching for %s to remove the line " % search) |
| temp_config = [] |
| for index, line in enumerate(self.new_config): |
| if line.lstrip().startswith("#"): |
| continue |
| if search not in line: |
| temp_config.append(line) |
| |
| self.new_config = list(temp_config) |
| |
| def compare(self, o): |
| result = (isinstance(o, self.__class__) and set(self.config) == set(o.config)) |
| logging.debug("Comparison of CsFiles content is ==> %s" % result) |
| return result |
