mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-23 21:30:40 +00:00
86 lines
2.6 KiB
Python
86 lines
2.6 KiB
Python
|
# (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>
|
||
|
|
# (c) 2017 Ansible Project
|
||
|
|
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
|
||
|
|
from __future__ import (absolute_import, division, print_function)
|
||
|
|
__metaclass__ = type
|
||
|
|
|
||
|
|
DOCUMENTATION = """
|
||
|
|
lookup: nested
|
||
|
|
version_added: "1.1"
|
||
|
|
short_description: composes a list with nested elements of other lists
|
||
|
|
description:
|
||
|
|
- Takes the input lists and returns a list with elements that are lists composed of the elements of the input lists
|
||
|
|
options:
|
||
|
|
_raw:
|
||
|
|
description:
|
||
|
|
- a set of lists
|
||
|
|
required: True
|
||
|
|
"""
|
||
|
|
|
||
|
|
EXAMPLES = """
|
||
|
|
- name: give users access to multiple databases
|
||
|
|
mysql_user:
|
||
|
|
name: "{{ item[0] }}"
|
||
|
|
priv: "{{ item[1] }}.*:ALL"
|
||
|
|
append_privs: yes
|
||
|
|
password: "foo"
|
||
|
|
with_nested:
|
||
|
|
- [ 'alice', 'bob' ]
|
||
|
|
- [ 'clientdb', 'employeedb', 'providerdb' ]
|
||
|
|
# As with the case of 'with_items' above, you can use previously defined variables.:
|
||
|
|
|
||
|
|
- name: here, 'users' contains the above list of employees
|
||
|
|
mysql_user:
|
||
|
|
name: "{{ item[0] }}"
|
||
|
|
priv: "{{ item[1] }}.*:ALL"
|
||
|
|
append_privs: yes
|
||
|
|
password: "foo"
|
||
|
|
with_nested:
|
||
|
|
- "{{ users }}"
|
||
|
|
- [ 'clientdb', 'employeedb', 'providerdb' ]
|
||
|
|
"""
|
||
|
|
|
||
|
|
RETURN = """
|
||
|
|
_list:
|
||
|
|
description:
|
||
|
|
- A list composed of lists paring the elements of the input lists
|
||
|
|
type: list
|
||
|
|
"""
|
||
|
|
|
||
|
|
from jinja2.exceptions import UndefinedError
|
||
|
|
|
||
|
|
from ansible.errors import AnsibleError, AnsibleUndefinedVariable
|
||
|
|
from ansible.plugins.lookup import LookupBase
|
||
|
|
from ansible.utils.listify import listify_lookup_plugin_terms
|
||
|
|
|
||
|
|
|
||
|
|
class LookupModule(LookupBase):
|
||
|
|
|
||
|
|
def _lookup_variables(self, terms, variables):
|
||
|
|
results = []
|
||
|
|
for x in terms:
|
||
|
|
try:
|
||
|
|
intermediate = listify_lookup_plugin_terms(x, templar=self._templar, loader=self._loader, fail_on_undefined=True)
|
||
|
|
except UndefinedError as e:
|
||
|
|
raise AnsibleUndefinedVariable("One of the nested variables was undefined. The error was: %s" % e)
|
||
|
|
results.append(intermediate)
|
||
|
|
return results
|
||
|
|
|
||
|
|
def run(self, terms, variables=None, **kwargs):
|
||
|
|
|
||
|
|
terms = self._lookup_variables(terms, variables)
|
||
|
|
|
||
|
|
my_list = terms[:]
|
||
|
|
my_list.reverse()
|
||
|
|
result = []
|
||
|
|
if len(my_list) == 0:
|
||
|
|
raise AnsibleError("with_nested requires at least one element in the nested list")
|
||
|
|
result = my_list.pop()
|
||
|
|
while len(my_list) > 0:
|
||
|
|
result2 = self._combine(result, my_list.pop())
|
||
|
|
result = result2
|
||
|
|
new_result = []
|
||
|
|
for x in result:
|
||
|
|
new_result.append(self._flatten(x))
|
||
|
|
return new_result
|