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Fix error when using os.getlogin() without a tty

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This commit is contained in:
James Cammarata 2014-06-03 09:36:19 -05:00
parent 6bc056e012
commit 849b0f87ce
1 changed files with 12 additions and 1 deletions
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13
lib/ansible/module_utils/basic.py
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@ -1020,7 +1020,18 @@ class AnsibleModule(object):
context = self.selinux_default_context(dest)
creating = not os.path.exists(dest)
switched_user = os.getlogin() != pwd.getpwuid(os.getuid())[0]
try:
login_name = os.getlogin()
except OSError:
# not having a tty can cause the above to fail, so
# just get the LOGNAME environment variable instead
login_name = os.environ.get('LOGNAME', None)
# if the original login_name doesn't match the currently
# logged-in user, or if the SUDO_USER environment variable
# is set, then this user has switched their credentials
switched_user = login_name and login_name != pwd.getpwuid(os.getuid())[0] or os.environ.get('SUDO_USER')
try:
# Optimistically try a rename, solves some corner cases and can avoid useless work, throws exception if not atomic.