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How to use describe_stack_instance method in localstack

Best Python code snippet using localstack_python

test_rollout.py

Source:test_rollout.py

1import itertools2import unittest3from unittest import mock4from cloudformation_seed.cfn_stackset import StackSetRollout5existing_stack_simple = {6    'Summaries': [7        {8            'Account': '111111111111',9            'Region': 'ap-southeast-2',10            'Status': 'CURRENT',11        },12        {13            'Account': '222222222222',14            'Region': 'ap-southeast-2',15            'Status': 'CURRENT',16        },17        {18            'Account': '333333333333',19            'Region': 'ap-southeast-2',20            'Status': 'CURRENT',21        },22        {23            'Account': '444444444444',24            'Region': 'ap-southeast-2',25            'Status': 'CURRENT',26        },27    ]28}29existing_stack_multi_reg = {30    'Summaries': [31        {32            'Account': '111111111111',33            'Region': 'ap-southeast-2',34            'Status': 'CURRENT',35        },36        {37            'Account': '111111111111',38            'Region': 'eu-west-1',39            'Status': 'CURRENT',40        },41        {42            'Account': '222222222222',43            'Region': 'ap-southeast-2',44            'Status': 'CURRENT',45        },46        {47            'Account': '333333333333',48            'Region': 'ap-southeast-2',49            'Status': 'CURRENT',50        },51        {52            'Account': '333333333333',53            'Region': 'us-east-1',54            'Status': 'CURRENT',55        },56        {57            'Account': '333333333333',58            'Region': 'eu-west-1',59            'Status': 'CURRENT',60        },61        {62            'Account': '444444444444',63            'Region': 'ap-southeast-2',64            'Status': 'CURRENT',65        },66    ]67}68existing_stack_instance = {69    'StackInstance': {70        'ParameterOverrides': [71            {72                'ParameterKey': 'testParam1',73                'ParameterValue': 'testValue1'74            }75        ],76        'Status': 'CURRENT',77    }78}79existing_stack_instance2 = {80    'StackInstance': {81        'ParameterOverrides': [82            {83                'ParameterKey': 'testParam2',84                'ParameterValue': 'testValue2'85            }86        ],87        'Status': 'CURRENT',88    }89}90class TestGroupedRollout(unittest.TestCase):91    longMessage = 'Group rollout failure: '92    def check_if_deploying(self, rollout, account, region, overrides=None):93        for xr in rollout:94            for xa in xr['accounts']:95                if account in xa['accounts'] and region in xa['regions']:96                    if overrides is None:97                        return True98                    if sorted(xr['override'], key=lambda x: x['ParameterKey']) == \99                            sorted(overrides, key=lambda x: x['ParameterKey']):100                        return True101        return False102    @mock.patch('cloudformation_seed.util.session')103    def test_single_region_no_update(self, mock_session):104        mock_session.client.return_value.list_stack_instances.return_value = existing_stack_simple105        mock_session.client.return_value.describe_stack_instance.return_value = existing_stack_instance106        config = [{107            'account': xa['Account'],108            'regions': {'ap-southeast-2'},109            'override': existing_stack_instance['StackInstance']['ParameterOverrides']110        } for xa in existing_stack_simple['Summaries']]111        r = StackSetRollout('x0-test-stack', config)112        d = r.rollout_delete()113        c, u = r.rollout_create_update()114        self.assertEqual(len(d), 0, 'should not be deleting instances')115        self.assertEqual(len(c), 0, 'should not be creating instances')116        self.assertEqual(len(u), 0, 'should not be updating instances')117    @mock.patch('cloudformation_seed.util.session')118    def test_multi_region_no_update(self, mock_session):119        config = list()120        for account, group in itertools.groupby(sorted(existing_stack_multi_reg['Summaries'],121                key=lambda x: x['Account']), lambda x: x['Account']):122            regions = set([xg['Region'] for xg in group])123            config.append({124                'account': account,125                'regions': regions,126                'override': existing_stack_instance['StackInstance']['ParameterOverrides']127            })128        mock_session.client.return_value.list_stack_instances.return_value = existing_stack_multi_reg129        mock_session.client.return_value.describe_stack_instance.return_value = existing_stack_instance130        r = StackSetRollout('x0-test-stack', config)131        d = r.rollout_delete()132        c, u = r.rollout_create_update()133        self.assertEqual(len(d), 0, 'should not be deleting instances')134        self.assertEqual(len(c), 0, 'should not be creating instances')135        self.assertEqual(len(u), 0, 'should not be updating instances')136    @mock.patch('cloudformation_seed.util.session')137    def test_multi_region_create_update(self, mock_session):138        config = list()139        creating = {140            '222222222222': {'eu-west-1', 'us-east-1'},141            '333333333333': {'ap-southeast-1'}142        }143        updating = {144            '111111111111': {'eu-west-1', 'ap-southeast-2'},145            '444444444444': {'ap-southeast-2'}146        }147        for account, group in itertools.groupby(sorted(existing_stack_multi_reg['Summaries'],148                key=lambda x: x['Account']), lambda x: x['Account']):149            regions = set([xg['Region'] for xg in group])150            override = existing_stack_instance['StackInstance']['ParameterOverrides']151            if account in creating:152                regions.update(creating[account])153            if account in updating:154                override = existing_stack_instance2['StackInstance']['ParameterOverrides']155            config.append({156                'account': account,157                'regions': regions,158                'override': override159            })160        mock_session.client.return_value.list_stack_instances.return_value = existing_stack_multi_reg161        mock_session.client.return_value.describe_stack_instance.return_value = existing_stack_instance162        r = StackSetRollout('x0-test-stack', config)163        d = r.rollout_delete()164        c, u = r.rollout_create_update()165        self.assertEqual(len(d), 0, 'should not be deleting instances')166        for xa, xr in creating.items():167            for xr in xr:168                self.assertTrue(self.check_if_deploying(c, xa, xr,169                    existing_stack_instance['StackInstance']['ParameterOverrides']))170        for xa, xr in updating.items():171            for xr in xr:172                self.assertTrue(self.check_if_deploying(u, xa, xr,173                    existing_stack_instance2['StackInstance']['ParameterOverrides']))174if __name__ == '__main__':...

cloudformation.py

Source:cloudformation.py

...83            },84            RetainStacks=False85        )["OperationId"]86        return operation_id87    def describe_stack_instance(self, stack_set_name, stack_instance_account, stack_instance_region):88        stack_instance_info = self.client.describe_stack_instance(89            StackSetName=stack_set_name,90            StackInstanceAccount=stack_instance_account,91            StackInstanceRegion=stack_instance_region92        )["StackInstance"]93        return stack_instance_info94    def list_stack_instances(self, stack_set_name):95        summaries = self.client.list_stack_instances(96            StackSetName=stack_set_name,97        )["Summaries"]98        return summaries99    def update_stack_instances(self, stack_set_name, accounts, regions, parameter_overrides=None, region_order=None):100        if region_order is None:101            region_order = []102        if parameter_overrides is None:...

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