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If the known_hosts file does not exist, do not attempt to stat it. (#16548)

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paramiko: If the known_hosts file does not exist, do not attempt to stat it.

Fixes #10057
This commit is contained in:
jctanner 2016-07-01 16:39:02 -04:00 committed by GitHub
parent b312a43544
commit f86c527736
1 changed files with 11 additions and 3 deletions
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14
lib/ansible/plugins/connection/paramiko_ssh.py
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@ -442,15 +442,23 @@ class Connection(ConnectionBase):
# we can ensure the new file has the correct mode/owner
key_dir = os.path.dirname(self.keyfile)
key_stat = os.stat(self.keyfile)
if os.path.exists(self.keyfile):
key_stat = os.stat(self.keyfile)
mode = key_stat.st_mode
uid = key_stat.st_uid
gid = key_stat.st_gid
else:
mode = 33188
uid = os.getuid()
gid = os.getgid()
# Save the new keys to a temporary file and move it into place
# rather than rewriting the file. We set delete=False because
# the file will be moved into place rather than cleaned up.
tmp_keyfile = tempfile.NamedTemporaryFile(dir=key_dir, delete=False)
os.chmod(tmp_keyfile.name, key_stat.st_mode & 0o7777)
os.chown(tmp_keyfile.name, key_stat.st_uid, key_stat.st_gid)
os.chmod(tmp_keyfile.name, mode & 0o7777)
os.chown(tmp_keyfile.name, uid, gid)
self._save_ssh_host_keys(tmp_keyfile.name)
tmp_keyfile.close()