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# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import ansible.module_utils.compat.typing as t
from ansible.module_utils.facts.utils import get_file_content
from ansible.module_utils.facts.collector import BaseFactCollector
class SshPubKeyFactCollector(BaseFactCollector):
name = 'ssh_pub_keys'
_fact_ids = set(['ssh_host_pub_keys',
'ssh_host_key_dsa_public',
'ssh_host_key_rsa_public',
'ssh_host_key_ecdsa_public',
'ssh_host_key_ed25519_public']) # type: t.Set[str]
def collect(self, module=None, collected_facts=None):
ssh_pub_key_facts = {}
algos = ('dsa', 'rsa', 'ecdsa', 'ed25519')
# list of directories to check for ssh keys
# used in the order listed here, the first one with keys is used
keydirs = ['/etc/ssh', '/etc/openssh', '/etc']
for keydir in keydirs:
for algo in algos:
factname = 'ssh_host_key_%s_public' % algo
if factname in ssh_pub_key_facts:
# a previous keydir was already successful, stop looking
# for keys
return ssh_pub_key_facts
key_filename = '%s/ssh_host_%s_key.pub' % (keydir, algo)
keydata = get_file_content(key_filename)
if keydata is not None:
(keytype, key) = keydata.split()[0:2]
ssh_pub_key_facts[factname] = key
ssh_pub_key_facts[factname + '_keytype'] = keytype
return ssh_pub_key_facts
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