108 lines
4.1 KiB
Python
108 lines
4.1 KiB
Python
# Copyright 2012, Jeroen Hoekx <jeroen@hoekx.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
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from ansible.callbacks import vv
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from ansible.errors import AnsibleError as ae
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from ansible.runner.return_data import ReturnData
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from ansible.utils import parse_kv, check_conditional
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import ansible.utils.template as template
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class ActionModule(object):
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''' Create inventory groups based on variables '''
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### We need to be able to modify the inventory
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BYPASS_HOST_LOOP = True
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TRANSFERS_FILES = False
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def __init__(self, runner):
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self.runner = runner
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def run(self, conn, tmp, module_name, module_args, inject, complex_args=None, **kwargs):
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# the group_by module does not need to pay attention to check mode.
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# it always runs.
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# module_args and complex_args have already been templated for the first host.
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# Use them here only to check that a key argument is provided.
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args = {}
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if complex_args:
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args.update(complex_args)
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args.update(parse_kv(module_args))
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if not 'key' in args:
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raise ae("'key' is a required argument.")
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vv("created 'group_by' ActionModule: key=%s"%(args['key']))
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inventory = self.runner.inventory
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result = {'changed': False}
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### find all groups
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groups = {}
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for host in self.runner.host_set:
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data = {}
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data.update(inject)
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data.update(inject['hostvars'][host])
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conds = self.runner.conditional
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if type(conds) != list:
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conds = [ conds ]
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next_host = False
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for cond in conds:
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if not check_conditional(cond, self.runner.basedir, data, fail_on_undefined=self.runner.error_on_undefined_vars):
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next_host = True
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break
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if next_host:
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continue
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# Template original module_args and complex_args from runner for each host.
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host_module_args = template.template(self.runner.basedir, self.runner.module_args, data)
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host_complex_args = template.template(self.runner.basedir, self.runner.complex_args, data)
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host_args = {}
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if host_complex_args:
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host_args.update(host_complex_args)
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host_args.update(parse_kv(host_module_args))
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group_name = host_args['key']
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group_name = group_name.replace(' ','-')
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if group_name not in groups:
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groups[group_name] = []
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groups[group_name].append(host)
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result['groups'] = groups
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### add to inventory
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for group, hosts in groups.items():
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inv_group = inventory.get_group(group)
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if not inv_group:
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inv_group = ansible.inventory.Group(name=group)
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inventory.add_group(inv_group)
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inv_group.vars = inventory.get_group_variables(group, update_cached=False, vault_password=inventory._vault_password)
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for host in hosts:
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if host in self.runner.inventory._vars_per_host:
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del self.runner.inventory._vars_per_host[host]
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inv_host = inventory.get_host(host)
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if not inv_host:
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inv_host = ansible.inventory.Host(name=host)
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if inv_group not in inv_host.get_groups():
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result['changed'] = True
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inv_group.add_host(inv_host)
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return ReturnData(conn=conn, comm_ok=True, result=result)
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