mirror of https://github.com/ansible/ansible.git
Merge branch 'subelements' of https://github.com/sergevanginderachter/ansible into sergevanginderachter-subelements
commit
fcc18fa105
@ -0,0 +1,61 @@
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# (c) 2013, Serge van Ginderachter <serge@vanginderachter.be>
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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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import ansible.utils as utils
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import ansible.errors as errors
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class LookupModule(object):
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def __init__(self, basedir=None, **kwargs):
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self.basedir = basedir
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def run(self, terms, inject=None, **kwargs):
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terms = utils.listify_lookup_plugin_terms(terms, self.basedir, inject)
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terms[0] = utils.listify_lookup_plugin_terms(terms[0], self.basedir, inject)
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if not isinstance(terms, list) or not len(terms) == 2:
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raise errors.AnsibleError(
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"subelements lookup expects a list of two items, first a dict or a list, and second a string")
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terms[0] = utils.listify_lookup_plugin_terms(terms[0], self.basedir, inject)
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if not isinstance(terms[0], (list, dict)) or not isinstance(terms[1], basestring):
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raise errors.AnsibleError(
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"subelements lookup expects a list of two items, first a dict or a list, and second a string")
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if isinstance(terms[0], dict): # convert to list:
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elementlist = []
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for key in terms[0].iterkeys():
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elementlist.append(terms[0][key])
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else:
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elementlist = terms[0]
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subelement = terms[1]
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ret = []
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for item0 in elementlist:
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if not isinstance(item0, dict):
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raise errors.AnsibleError("subelements lookup expects a dictionary, got '%s'" %item0)
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if not subelement in item0:
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raise errors.AnsibleError("could not find '%s' key in iterated item '%s'" % (subelement, item0))
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if not isinstance(item0[subelement], list):
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raise errors.AnsibleError("the key %s should point to a list, got '%s'" % (subelement, item0[subelement]))
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sublist = item0.pop(subelement, [])
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for item1 in sublist:
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ret.append((item0, item1))
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return ret
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