[upgrade] Add inventory filters to map groups to roles
tripleo-upgrade previously relied on <service_group>.children.keys to determine which roles include a particular service. Since I2cc721676005536b14995980f7a042991c92adcc altered the inventory structure this will no longer work. Create filters to generate a group to role mapping instead. Use the tripleo_role_name var to determine the role names instead of group names. Change-Id: I3daf77f099fd0277a9d8495932ca3e28ae7b964d
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@ -50,6 +50,36 @@ def to_inventory_hostmap(data):
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return group_host_map
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def to_inventory_rolemap(data):
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# Falttens inventory to a group->role mapping
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if isinstance(data, six.string_types):
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inventory = yaml.safe_load(data)
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else:
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inventory = data
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group_role_map = {}
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todo = collections.deque(inventory.keys())
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while todo:
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group = todo.popleft()
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if 'tripleo_role_name' in inventory[group].get('vars', {}):
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group_role_map[group] = [inventory[group]['vars']['tripleo_role_name']]
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else:
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if 'children' in inventory[group]:
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for child in inventory[group]['children']:
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# Children have not all been flattened yet
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# so postpone flattening this group
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if child in todo:
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todo.append(group)
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break
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else:
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group_role_map[group] = []
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for child in inventory[group]['children']:
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group_role_map[group] += group_role_map[child]
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group_role_map[group].sort()
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return group_role_map
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def to_inventory_roles(data):
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# Returns list of tripleo roles in inventory
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if isinstance(data, six.string_types):
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@ -69,5 +99,6 @@ class FilterModule(object):
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def filters(self):
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return {
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'to_inventory_hostmap': to_inventory_hostmap,
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'to_inventory_rolemap': to_inventory_rolemap,
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'to_inventory_roles': to_inventory_roles,
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}
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@ -28,11 +28,17 @@ allovercloud:
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Controller: {}
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vars: {}
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Controller:
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children:
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overcloud_Controller: {}
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overcloud_Controller:
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hosts:
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overcloud-controller-0: {foo_bar: baz}
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vars:
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tripleo_role_name: Controller
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Compute:
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children:
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overcloud_Compute: {}
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overcloud_Compute:
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hosts:
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overcloud-novacompute-0: {foo_bar: baz}
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vars:
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@ -49,10 +55,16 @@ dynamic_inventory = """
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"vars" : {}
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},
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"Controller" : {
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"children": [ "overcloud_Controller" ]
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},
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"overcloud_Controller" : {
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"hosts": [ "overcloud-controller-0" ],
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"vars": { "tripleo_role_name": "Controller" }
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},
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"Compute" : {
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"children": [ "overcloud_Compute" ]
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},
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"overcloud_Compute" : {
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"hosts": ["overcloud-novacompute-0" ],
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"vars": { "tripleo_role_name": "Compute" }
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}
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@ -68,7 +80,9 @@ class TestInventoryFilters(tests_base.TestCase):
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def _test_hostmap(self, inventory):
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expected = {
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"Compute": ["overcloud-novacompute-0"],
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"overcloud_Compute": ["overcloud-novacompute-0"],
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"Controller": ["overcloud-controller-0"],
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"overcloud_Controller": ["overcloud-controller-0"],
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"overcloud": ["overcloud-controller-0", "overcloud-novacompute-0"],
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"allovercloud": ["overcloud-controller-0", "overcloud-novacompute-0"],
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}
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@ -81,6 +95,24 @@ class TestInventoryFilters(tests_base.TestCase):
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def test_hostmap_dynamic(self):
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self._test_hostmap(dynamic_inventory)
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def _test_rolemap(self, inventory):
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expected = {
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"overcloud": ["Compute", "Controller"],
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"allovercloud": ["Compute", "Controller"],
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"Controller": ["Controller"],
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"overcloud_Controller": ["Controller"],
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"Compute": ["Compute"],
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"overcloud_Compute": ["Compute"]
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}
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result = tripleo_inventory.to_inventory_rolemap(inventory)
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self.assertEqual(expected, result)
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def test_rolemap_static(self):
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self._test_rolemap(static_inventory)
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def test_rolemap_dynamic(self):
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self._test_rolemap(dynamic_inventory)
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def _test_roles(self, inventory):
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expected = ["Compute", "Controller"]
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result = tripleo_inventory.to_inventory_roles(inventory)
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