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64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
# (c) 2012-2014, 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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from __future__ import annotations
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from ansible.playbook.attribute import NonInheritableFieldAttribute
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from ansible.playbook.task import Task
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from ansible.module_utils.six import string_types
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class Handler(Task):
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listen = NonInheritableFieldAttribute(isa='list', default=list, listof=string_types, static=True)
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def __init__(self, block=None, role=None, task_include=None):
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self.notified_hosts = []
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self.cached_name = False
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super(Handler, self).__init__(block=block, role=role, task_include=task_include)
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def __repr__(self):
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''' returns a human-readable representation of the handler '''
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return "HANDLER: %s" % self.get_name()
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@staticmethod
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def load(data, block=None, role=None, task_include=None, variable_manager=None, loader=None):
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t = Handler(block=block, role=role, task_include=task_include)
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return t.load_data(data, variable_manager=variable_manager, loader=loader)
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def notify_host(self, host):
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if not self.is_host_notified(host):
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self.notified_hosts.append(host)
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return True
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return False
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def remove_host(self, host):
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self.notified_hosts = [h for h in self.notified_hosts if h != host]
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def clear_hosts(self):
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self.notified_hosts = []
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def is_host_notified(self, host):
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return host in self.notified_hosts
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def serialize(self):
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result = super(Handler, self).serialize()
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result['is_handler'] = True
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return result
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