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82736e21d4
Stops output like: Failed to find certbot.log in PATH: ... renew-hook command certbot.log exists, but is not executable.
38 lines
1 KiB
Python
38 lines
1 KiB
Python
"""Plugin utilities."""
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import logging
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import os
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from certbot import util
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logger = logging.getLogger(__name__)
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def path_surgery(cmd):
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"""Attempt to perform PATH surgery to find cmd
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Mitigates https://github.com/certbot/certbot/issues/1833
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:param str cmd: the command that is being searched for in the PATH
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:returns: True if the operation succeeded, False otherwise
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"""
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dirs = ("/usr/sbin", "/usr/local/bin", "/usr/local/sbin")
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path = os.environ["PATH"]
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added = []
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for d in dirs:
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if d not in path:
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path += os.pathsep + d
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added.append(d)
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if any(added):
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logger.debug("Can't find %s, attempting PATH mitigation by adding %s",
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cmd, os.pathsep.join(added))
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os.environ["PATH"] = path
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if util.exe_exists(cmd):
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return True
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else:
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expanded = " expanded" if any(added) else ""
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logger.warning("Failed to find executable %s in%s PATH: %s", cmd,
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expanded, path)
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return False
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