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Implement possibility to configure Patroni via environment

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This commit is contained in:
Alexander Kukushkin
2016-06-08 10:15:24 +02:00
parent 53891ee98e
commit b7d87f7d07
11 changed files with 209 additions and 30 deletions
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tests/test_config.py
+28 -2
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@@ -1,3 +1,4 @@
import os
import unittest
from mock import MagicMock, Mock, patch
@@ -11,15 +12,40 @@ class TestConfig(unittest.TestCase):
@patch('json.load', Mock(side_effect=Exception))
@patch.object(builtins, 'open', MagicMock())
def setUp(self):
self.config = Config(config_env='postgresql: {data_dir: foo}')
self.config = Config(config_env='restapi: {}\npostgresql: {data_dir: foo}')
@patch.object(Config, '_build_effective_configuration', Mock(side_effect=Exception))
def test_set_dynamic_configuration(self):
self.assertIsNone(self.config.set_dynamic_configuration({'foo': 'bar'}))
def test_reload_local_configuration(self):
os.environ.update({
'PATRONI_NAME': 'postgres0',
'PATRONI_NAMESPACE': '/patroni/',
'PATRONI_SCOPE': 'batman2',
'PATRONI_RESTAPI_USERNAME': 'username',
'PATRONI_RESTAPI_PASSWORD': 'password',
'PATRONI_RESTAPI_LISTEN': '0.0.0.0:8008',
'PATRONI_RESTAPI_CONNECT_ADDRESS': '127.0.0.1:8008',
'PATRONI_RESTAPI_CERTFILE': '/certfile',
'PATRONI_RESTAPI_KEYFILE': '/keyfile',
'PATRONI_POSTGRESQL_LISTEN': '0.0.0.0:5432',
'PATRONI_POSTGRESQL_CONNECT_ADDRESS': '127.0.0.1:5432',
'PATRONI_POSTGRESQL_DATA_DIR': 'data/postgres0',
'PATRONI_POSTGRESQL_PGPASS': '/tmp/pgpass0',
'PATRONI_ETCD_HOST': '127.0.0.1:2379',
'PATRONI_CONSUL_HOST': '127.0.0.1:8500',
'PATRONI_ZOOKEEPER_HOSTS': 'host1,host2',
'PATRONI_foo_HOSTS': '[host1,host2', # Exception in parse_list
'PATRONI_SUPERUSER_USERNAME': 'postgres',
'PATRONI_SUPERUSER_PASSWORD': 'zalando',
'PATRONI_REPLICATION_USERNAME': 'replicator',
'PATRONI_REPLICATION_PASSWORD': 'rep-pass',
'PATRONI_admin_PASSWORD': 'admin',
'PATRONI_admin_OPTIONS': 'createrole,createdb'
})
config = Config(config_file='postgres0.yml')
with patch.object(Config, '_load_config_file', Mock(return_value={})):
with patch.object(Config, '_load_config_file', Mock(return_value={'restapi': {}})):
with patch.object(Config, '_build_effective_configuration', Mock(side_effect=Exception)):
self.assertRaises(Exception, config.reload_local_configuration, True)
self.assertTrue(config.reload_local_configuration(True))