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interfaces_file: re.escape() old value (#873)

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Jan-Philipp Litza 2020-09-08 14:48:20 +02:00 committed by GitHub
parent 9a5fe4c9af
commit eb24b5707e
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2 changed files with 4 additions and 1 deletions
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3
changelogs/fragments/777-interfaces_file-re-escape.yml Normal file
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@ -0,0 +1,3 @@
---
bugfixes:
- interfaces_file - escape regular expression characters in old value (https://github.com/ansible-collections/community.general/issues/777).

2
plugins/modules/system/interfaces_file.py
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@ -284,7 +284,7 @@ def setInterfaceOption(module, lines, iface, option, raw_value, state, address_f
address_family = target_option['address_family']
prefix_start = old_line.find(option)
optionLen = len(option)
old_value_position = re.search(r"\s+".join(old_value.split()), old_line[prefix_start + optionLen:])
old_value_position = re.search(r"\s+".join(map(re.escape, old_value.split())), old_line[prefix_start + optionLen:])
start = old_value_position.start() + prefix_start + optionLen
end = old_value_position.end() + prefix_start + optionLen
line = old_line[:start] + value + old_line[end:]