def resolve_extends(compose_data, file_name, vertex_list, edge_list):
for local_service_name, local_service_data in compose_data.items():
if 'extends' in local_service_data.keys():
extends = local_service_data['extends']
extends_file_name = os.path.abspath(extends['file'])
original_service_name = extends['service']
if extends_file_name not in vertex_list:
vertex_list.append(extends_file_name)
edge = (file_name, extends_file_name)
if edge not in edge_list:
edge_list.append(edge)
vertex_list_tmp = deepcopy(vertex_list)
edge_list_tmp = deepcopy(edge_list)
result = util.topoSort(vertex_list_tmp, edge_list_tmp)
if result is None:
raise AlaudaInputError('There is a circular dependency in extends definitions')
original_compose_data = _load_yaml(extends_file_name)
resolve_extends(original_compose_data, extends_file_name, vertex_list, edge_list)
original_service_data = original_compose_data[original_service_name]
for key, value in original_service_data.items():
if key == 'links' or key == 'volumes_from':
continue
elif key == 'ports':
merge_ports(local_service_data, value)
elif key == 'expose':
merge_expose(local_service_data, value)
elif key == 'environment':
merge_environment(local_service_data, value)
elif key == 'volumes':
merge_volumes(local_service_data, value)
elif key not in local_service_data.keys():
local_service_data[key] = value
else:
continue
def toposort_services(compose_data):
service_vertex = []
service_edge = []
src_keys = compose_data.keys()
for key, value in compose_data.items():
links = _get_linked_services(value.get('links'))
if key not in service_vertex:
service_vertex.append(key)
if not set(links).issubset(set(src_keys)):
raise AlaudaInputError("{} has invalid link name".format(links))
else:
for link in links:
if link not in service_vertex:
service_vertex.append(link)
service_edge.append((link, key))
sorted_result = util.topoSort(service_vertex, service_edge)
if sorted_result == -1:
raise AlaudaInputError("there is a circle in your service depended list")
return sorted_result
def toposort_services(compose_data):
service_vertex = []
service_edge = []
src_keys = compose_data.keys()
for key, value in compose_data.items():
links = _get_linked_services(value.get('links'))
if key not in service_vertex:
service_vertex.append(key)
if not set(links).issubset(set(src_keys)):
raise AlaudaInputError("{} has invalid link name".format(links))
else:
for link in links:
if link not in service_vertex:
service_vertex.append(link)
service_edge.append((link, key))
sorted_result = util.topoSort(service_vertex, service_edge)
if sorted_result == -1:
raise AlaudaInputError(
"there is a circle in your service depended list")
return sorted_result
def resolve_extends(compose_data, file_name, vertex_list, edge_list):
for local_service_name, local_service_data in compose_data.items():
if 'extends' in local_service_data.keys():
extends = local_service_data['extends']
extends_file_name = os.path.abspath(extends['file'])
original_service_name = extends['service']
if extends_file_name not in vertex_list:
vertex_list.append(extends_file_name)
edge = (file_name, extends_file_name)
if edge not in edge_list:
edge_list.append(edge)
vertex_list_tmp = deepcopy(vertex_list)
edge_list_tmp = deepcopy(edge_list)
result = util.topoSort(vertex_list_tmp, edge_list_tmp)
if result is None:
raise AlaudaInputError(
'There is a circular dependency in extends definitions')
original_compose_data = _load_yaml(extends_file_name)
resolve_extends(original_compose_data, extends_file_name,
vertex_list, edge_list)
original_service_data = original_compose_data[
original_service_name]
for key, value in original_service_data.items():
if key == 'links' or key == 'volumes_from':
continue
elif key == 'ports':
merge_ports(local_service_data, value)
elif key == 'expose':
merge_expose(local_service_data, value)
elif key == 'environment':
merge_environment(local_service_data, value)
elif key == 'volumes':
merge_volumes(local_service_data, value)
elif key not in local_service_data.keys():
local_service_data[key] = value
else:
continue
