ansible-role-elasticsearch/library/elasticsearch_template.py

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2019-11-21 12:15:34 +00:00
#!/usr/bin/python
from ansible.module_utils.basic import *
from ansible.module_utils.elasticsearch_api import *
class ElasticsearchTemplate:
def __init__(self, api, name):
self.api = api
self.name = name
self.exist = False
self.data = {}
def get_data(self):
status_code, data = self.api.get('_template/{}'.format(self.name))
if status_code == 200:
self.exist = True
self.data = data[self.name]
def dict_has_changed(self, new_data, data):
for option, value in new_data.items():
if not option in data:
if value:
return True
elif type(value) is dict:
if not type(data[option]) is dict:
return True
for k, v in value.items():
if not k in data[option]:
return True
if str(data[option][k]) != str(v):
return True
elif type(value) is list:
if not type(data[option]) is list:
return True
if data[option].sort() != value.sort():
return True
elif data[option] != value:
return True
return False
def has_changed(self, options):
if options['index_patterns'].sort() != self.data['index_patterns'].sort():
return True
if options['settings']:
if self.dict_has_changed(options['settings'], self.data['settings']):
return True
elif self.data['settings']:
return True
if options['mappings']['properties']:
if not self.data['mappings']:
return True
elif self.dict_has_changed(options['mappings']['properties'], self.data['mappings']['properties']):
return True
else:
if self.data['mappings']:
return True
return False
def create(self, options):
self.api.put(
'_template/{}'.format(self.name),
options
)
def main():
fields = {
'name': { 'type': 'str', 'required': True },
'index_patterns': { 'type': 'list', 'default': [] },
'settings': { 'type': 'dict', 'default': {} },
'mappings': { 'type': 'dict', 'default': {} },
'api_url': { 'type': 'str', 'default': 'http://127.0.0.1:9200' },
'api_user': { 'type': 'str', 'default': None },
'api_password': { 'type': 'str', 'default': None },
}
module = AnsibleModule(argument_spec=fields)
changed = False
options = {
'index_patterns': module.params['index_patterns'],
'settings': module.params['settings'],
'mappings': {
'properties': module.params['mappings'],
},
}
api = ElasticsearchApi(
module.params['api_url'],
module.params['api_user'],
module.params['api_password']
)
template = ElasticsearchTemplate(
api,
module.params['name'],
)
template.get_data()
if not template.exist or template.has_changed(options):
template.create(options)
changed = True
module.exit_json(changed=changed)
if __name__ == '__main__':
main()