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Add hint that python3 might be too old

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This limitation of python-3.4 mkstemp() is the final reason we made
python-3.5 our minimum version.  Since we know about it, give a nice
error to the user with a hint that Python3.4 could be the issue.

Fixes #18160

(cherry picked from commit fda933723c)
This commit is contained in:
Toshio Kuratomi 2016-10-26 14:51:38 -07:00
parent 95a8bbdbda
commit c5d4134f37
1 changed files with 9 additions and 1 deletions
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10
lib/ansible/module_utils/basic.py
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@ -1960,13 +1960,21 @@ class AnsibleModule(object):
except (OSError, IOError):
e = get_exception()
self.fail_json(msg='The destination directory (%s) is not writable by the current user. Error was: %s' % (os.path.dirname(dest), e))
except TypeError:
# We expect that this is happening because python3.4.x and
# below can't handle byte strings in mkstemp(). Traceback
# would end in something like:
# file = _os.path.join(dir, pre + name + suf)
# TypeError: can't concat bytes to str
self.fail_json(msg='Failed creating temp file for atomic move. This usually happens when using Python3 less than Python3.5. Please use Python2.x or Python3.5 or greater.', exception=sys.exc_info())
b_tmp_dest_name = to_bytes(tmp_dest_name, errors='surrogate_or_strict')
try:
try:
# close tmp file handle before file operations to prevent text file busy errors on vboxfs synced folders (windows host)
os.close(tmp_dest_fd)
# leaves tmp file behind when sudo and not root
# leaves tmp file behind when sudo and not root
if switched_user and os.getuid() != 0:
# cleanup will happen by 'rm' of tempdir
# copy2 will preserve some metadata