54 lines
2.1 KiB
Python
54 lines
2.1 KiB
Python
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# (c) 2012-2013, Michael DeHaan <michael.dehaan@gmail.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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#
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################################################
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import os
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import stat
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import errno
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from ansible import utils
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from ansible.errors import AnsibleError
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class Connector(object):
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''' Handles abstract connections to remote hosts '''
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def __init__(self, runner):
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self.runner = runner
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def connect(self, host, port, user, password, transport, private_key_file, delegate_host):
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conn = utils.plugins.connection_loader.get(transport, self.runner, host, port, user=user, password=password, private_key_file=private_key_file)
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if conn is None:
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raise AnsibleError("unsupported connection type: %s" % transport)
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conn.delegate = delegate_host
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if private_key_file:
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# If private key is readable by user other than owner, flag an error
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st = None
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try:
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st = os.stat(private_key_file)
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except (IOError, OSError), e:
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if e.errno != errno.ENOENT: # file is missing, might be agent
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raise(e)
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if st is not None and st.st_mode & (stat.S_IRGRP | stat.S_IROTH):
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raise AnsibleError("private_key_file (%s) is group-readable or world-readable and thus insecure - "
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"you will probably get an SSH failure"
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% (private_key_file,))
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self.active = conn.connect()
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return self.active
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