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pet-be.bal
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pet-be.bal
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// Copyright (c) 2019, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Cell file for Pet Store Sample Backend.
// This Cell encompasses the components which deals with the business logic of the Pet Store
import celleryio/cellery;
public function build(cellery:ImageName iName) returns error? {
// Orders Component
// This component deals with all the orders related functionality.
cellery:Component ordersComponent = {
name: "orders",
source: {
image: "wso2cellery/samples-pet-store-orders:latestv2"
},
ingresses: {
orders: <cellery:HttpApiIngress>{
port: 80
}
}
};
// Customers Component
// This component deals with all the customers related functionality.
cellery:Component customersComponent = {
name: "customers",
source: {
image: "wso2cellery/samples-pet-store-customers:latestv2"
},
ingresses: {
customers: <cellery:HttpApiIngress>{
port: 80
}
}
};
// Catalog Component
// This component deals with all the catalog related functionality.
cellery:Component catalogComponent = {
name: "catalog",
source: {
image: "wso2cellery/samples-pet-store-catalog:latestv2"
},
ingresses: {
catalog: <cellery:HttpApiIngress>{
port: 80
}
}
};
// Controller Component
// This component deals depends on Orders, Customers and Catalog components.
// This exposes useful functionality from the Cell by using the other three components.
cellery:Component controllerComponent = {
name: "controller",
source: {
image: "wso2cellery/samples-pet-store-controller:latestv2"
},
ingresses: {
controller: <cellery:HttpApiIngress>{
port: 80,
context: "controller",
expose: "local",
definition: <cellery:ApiDefinition>cellery:readSwaggerFile(
"../../resources/pet-store.swagger.json")
}
},
envVars: {
CATALOG_HOST: { value: cellery:getHost(catalogComponent) },
CATALOG_PORT: { value: 80 },
ORDER_HOST: { value: cellery:getHost(ordersComponent) },
ORDER_PORT: { value: 80 },
CUSTOMER_HOST: { value: cellery:getHost(customersComponent) },
CUSTOMER_PORT: { value: 80 }
}
};
// Cell Initialization
cellery:CellImage petStoreBackendCell = {
components: {
catalog: catalogComponent,
customer: customersComponent,
orders: ordersComponent,
controller: controllerComponent
}
};
return cellery:createImage(petStoreBackendCell, untaint iName);
}
public function run(cellery:ImageName iName, map<cellery:ImageName> instances) returns error? {
cellery:CellImage petStoreBackendCell = check cellery:constructCellImage(untaint iName);
return cellery:createInstance(petStoreBackendCell, iName, instances);
}