@cdklabs/cdk-ethereum-node
Version:
CDK construct to deploy an Ethereum node running on Amazon Managed Blockchain
79 lines • 10.7 kB
JavaScript
;
var _a;
Object.defineProperty(exports, "__esModule", { value: true });
exports.EthereumNode = exports.Network = exports.InstanceType = void 0;
const JSII_RTTI_SYMBOL_1 = Symbol.for("jsii.rtti");
// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: MIT-0
const cdk = require("aws-cdk-lib");
const managedblockchain = require("aws-cdk-lib/aws-managedblockchain");
const constructs = require("constructs");
const utilities = require("./utilities");
/**
* Supported instance types for Managed Blockchain nodes
*/
var InstanceType;
(function (InstanceType) {
InstanceType["BURSTABLE3_XLARGE"] = "bc.t3.xlarge";
InstanceType["STANDARD5_XLARGE"] = "bc.m5.xlarge";
InstanceType["STANDARD5_XLARGE2"] = "bc.m5.2xlarge";
InstanceType["STANDARD5_XLARGE4"] = "bc.m5.4xlarge";
InstanceType["COMPUTE5_XLARGE2"] = "bc.c5.2xlarge";
InstanceType["COMPUTE5_XLARGE4"] = "bc.c5.4xlarge";
})(InstanceType || (exports.InstanceType = InstanceType = {}));
/**
* Supported Ethereum networks for Managed Blockchain nodes
*/
var Network;
(function (Network) {
Network["MAINNET"] = "n-ethereum-mainnet";
Network["GOERLI"] = "n-ethereum-goerli";
Network["RINKEBY"] = "n-ethereum-rinkeby";
Network["ROPSTEN"] = "n-ethereum-ropsten";
})(Network || (exports.Network = Network = {}));
class EthereumNode extends constructs.Construct {
/**
* Creates an Ethereum public network node on an Amazon Managed Blockchain network
*/
constructor(scope, id, props) {
super(scope, id);
const region = cdk.Stack.of(this).region;
const availabilityZones = cdk.Stack.of(this).availabilityZones;
var regionInEnvironment = !cdk.Token.isUnresolved(region);
/**
* Builds out Ethereum node given a list of input property objects,
* using defaults if values not provided; additionally checks to ensure node deployment
* is supported given region and availability zone
*/
if (typeof props === 'undefined')
props = {};
// If no node configurations are provided, create one; the empty object
// will be populated with defaults when passed to the node constructor
this.network = props.network ?? Network.MAINNET;
this.instanceType = props.instanceType ?? InstanceType.BURSTABLE3_XLARGE;
this.region = region;
// If no availability zone is provided, use the first in the region.
if (regionInEnvironment) {
utilities.validateRegion(region);
this.availabilityZone = props.availabilityZone ?? `${region}a`;
utilities.validateAvailabilityZone(region, this.availabilityZone);
}
else {
this.availabilityZone = props.availabilityZone ?? availabilityZones[0];
}
/**
* Build out CloudFormation resources populating with input values or defaults if none provided
*/
new managedblockchain.CfnNode(this, id, {
networkId: this.network,
nodeConfiguration: {
availabilityZone: this.availabilityZone,
instanceType: this.instanceType,
},
});
}
}
exports.EthereumNode = EthereumNode;
_a = JSII_RTTI_SYMBOL_1;
EthereumNode[_a] = { fqn: "@cdklabs/cdk-ethereum-node.EthereumNode", version: "0.0.707" };
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