68 lines
2.1 KiB
Python
68 lines
2.1 KiB
Python
# (c) 2012, Jan-Piet Mens <jpmens(at)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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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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import os
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HAVE_DNS=False
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try:
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import dns.resolver
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from dns.exception import DNSException
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HAVE_DNS=True
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except ImportError:
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pass
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from ansible.errors import *
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from ansible.plugins.lookup import LookupBase
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# ==============================================================
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# DNSTXT: DNS TXT records
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#
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# key=domainname
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# TODO: configurable resolver IPs
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# --------------------------------------------------------------
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class LookupModule(LookupBase):
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def run(self, terms, variables=None, **kwargs):
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if HAVE_DNS == False:
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raise AnsibleError("Can't LOOKUP(dnstxt): module dns.resolver is not installed")
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ret = []
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for term in terms:
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domain = term.split()[0]
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string = []
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try:
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answers = dns.resolver.query(domain, 'TXT')
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for rdata in answers:
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s = rdata.to_text()
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string.append(s[1:-1]) # Strip outside quotes on TXT rdata
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except dns.resolver.NXDOMAIN:
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string = 'NXDOMAIN'
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except dns.resolver.Timeout:
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string = ''
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except dns.exception.DNSException as e:
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raise AnsibleError("dns.resolver unhandled exception", e)
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ret.append(''.join(string))
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return ret
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