@capraconsulting/webapp-deploy-lambda/lib/webapp-deploy.js

CDK construct for deploying a webapp release to S3 and CloudFront

import * as constructs from "constructs";
import * as iam from "aws-cdk-lib/aws-iam";
import * as lambda from "aws-cdk-lib/aws-lambda";
import * as cdk from "aws-cdk-lib";
import { Provider } from "aws-cdk-lib/custom-resources";
import * as path from "path";
import { fileURLToPath } from "url";
const __dirname = path.dirname(fileURLToPath(import.meta.url));
/**
 * Resource to deploy a webapp from a build artifact into an existing
 * S3 Bucket and CloudFront Distribution.
 */
export class WebappDeploy extends constructs.Construct {
    deployFn;
    constructor(scope, id, props) {
        super(scope, id);
        const environment = {
            DEPLOY_LOG_BUCKET_URL: `s3://${props.webBucket.bucketName}/deployments.log`,
            EXPIRE_SECONDS: (props.pruneDeploymentsOlderThan ?? cdk.Duration.days(5))
                .toSeconds()
                .toString(),
            TARGET_BUCKET_URL: `s3://${props.webBucket.bucketName}/web`,
        };
        if (props.distribution != null) {
            environment.CF_DISTRIBUTION_ID = props.distribution.distributionId;
        }
        if (props.excludePattern != null) {
            environment.EXCLUDE_PATTERN = props.excludePattern;
        }
        this.deployFn = new lambda.Function(this, "WebappDeployResource", {
            code: lambda.Code.fromAsset(path.join(__dirname, "../dist")),
            environment,
            functionName: props.functionName ?? cdk.PhysicalName.GENERATE_IF_NEEDED,
            handler: "webapp_deploy.main.handler",
            reservedConcurrentExecutions: 1,
            runtime: lambda.Runtime.PYTHON_3_12,
            timeout: cdk.Duration.minutes(2),
            initialPolicy: [
                new iam.PolicyStatement({
                    actions: ["cloudfront:CreateInvalidation"],
                    // Cannot be restricted
                    resources: ["*"],
                }),
            ],
        });
        const provider = new Provider(this, "Provider", {
            onEventHandler: this.deployFn,
        });
        props.webBucket.grantReadWrite(this.deployFn);
        if (props.buildsBucket) {
            props.buildsBucket.grantRead(this.deployFn);
        }
        if (props.source) {
            const source = props.source.bind(this, {
                handlerRole: this.deployFn.role,
            });
            new cdk.CustomResource(this, "CustomResource", {
                serviceToken: provider.serviceToken,
                properties: {
                    artifactS3Url: `s3://${source.bucket.bucketName}/${source.zipObjectKey}`,
                },
            });
        }
    }
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"webapp-deploy.js","sourceRoot":"","sources":["../src/webapp-deploy.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,UAAU,MAAM,YAAY,CAAA;AAExC,OAAO,KAAK,GAAG,MAAM,qBAAqB,CAAA;AAC1C,OAAO,KAAK,MAAM,MAAM,wBAAwB,CAAA;AAEhD,OAAO,KAAK,GAAG,MAAM,aAAa,CAAA;AAClC,OAAO,EAAE,QAAQ,EAAE,MAAM,8BAA8B,CAAA;AACvD,OAAO,KAAK,IAAI,MAAM,MAAM,CAAA;AAE5B,OAAO,EAAE,aAAa,EAAE,MAAM,KAAK,CAAA;AAEnC,MAAM,SAAS,GAAG,IAAI,CAAC,OAAO,CAAC,aAAa,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC,CAAA;AAqD9D;;;GAGG;AACH,MAAM,OAAO,YAAa,SAAQ,UAAU,CAAC,SAAS;IAC3C,QAAQ,CAAiB;IAElC,YACE,KAA2B,EAC3B,EAAU,EACV,KAAwB;QAExB,KAAK,CAAC,KAAK,EAAE,EAAE,CAAC,CAAA;QAEhB,MAAM,WAAW,GAA2B;YAC1C,qBAAqB,EAAE,QAAQ,KAAK,CAAC,SAAS,CAAC,UAAU,kBAAkB;YAC3E,cAAc,EAAE,CAAC,KAAK,CAAC,yBAAyB,IAAI,GAAG,CAAC,QAAQ,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC;iBACtE,SAAS,EAAE;iBACX,QAAQ,EAAE;YACb,iBAAiB,EAAE,QAAQ,KAAK,CAAC,SAAS,CAAC,UAAU,MAAM;SAC5D,CAAA;QAED,IAAI,KAAK,CAAC,YAAY,IAAI,IAAI,EAAE,CAAC;YAC/B,WAAW,CAAC,kBAAkB,GAAG,KAAK,CAAC,YAAY,CAAC,cAAc,CAAA;QACpE,CAAC;QAED,IAAI,KAAK,CAAC,cAAc,IAAI,IAAI,EAAE,CAAC;YACjC,WAAW,CAAC,eAAe,GAAG,KAAK,CAAC,cAAc,CAAA;QACpD,CAAC;QAED,IAAI,CAAC,QAAQ,GAAG,IAAI,MAAM,CAAC,QAAQ,CAAC,IAAI,EAAE,sBAAsB,EAAE;YAChE,IAAI,EAAE,MAAM,CAAC,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,IAAI,CAAC,SAAS,EAAE,SAAS,CAAC,CAAC;YAC5D,WAAW;YACX,YAAY,EAAE,KAAK,CAAC,YAAY,IAAI,GAAG,CAAC,YAAY,CAAC,kBAAkB;YACvE,OAAO,EAAE,4BAA4B;YACrC,4BAA4B,EAAE,CAAC;YAC/B,OAAO,EAAE,MAAM,CAAC,OAAO,CAAC,WAAW;YACnC,OAAO,EAAE,GAAG,CAAC,QAAQ,CAAC,OAAO,CAAC,CAAC,CAAC;YAChC,aAAa,EAAE;gBACb,IAAI,GAAG,CAAC,eAAe,CAAC;oBACtB,OAAO,EAAE,CAAC,+BAA+B,CAAC;oBAC1C,uBAAuB;oBACvB,SAAS,EAAE,CAAC,GAAG,CAAC;iBACjB,CAAC;aACH;SACF,CAAC,CAAA;QAEF,MAAM,QAAQ,GAAG,IAAI,QAAQ,CAAC,IAAI,EAAE,UAAU,EAAE;YAC9C,cAAc,EAAE,IAAI,CAAC,QAAQ;SAC9B,CAAC,CAAA;QAEF,KAAK,CAAC,SAAS,CAAC,cAAc,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAA;QAE7C,IAAI,KAAK,CAAC,YAAY,EAAE,CAAC;YACvB,KAAK,CAAC,YAAY,CAAC,SAAS,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAA;QAC7C,CAAC;QAED,IAAI,KAAK,CAAC,MAAM,EAAE,CAAC;YACjB,MAAM,MAAM,GAAG,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,IAAI,EAAE;gBACrC,WAAW,EAAE,IAAI,CAAC,QAAQ,CAAC,IAAK;aACjC,CAAC,CAAA;YACF,IAAI,GAAG,CAAC,cAAc,CAAC,IAAI,EAAE,gBAAgB,EAAE;gBAC7C,YAAY,EAAE,QAAQ,CAAC,YAAY;gBACnC,UAAU,EAAE;oBACV,aAAa,EAAE,QAAQ,MAAM,CAAC,MAAM,CAAC,UAAU,IAAI,MAAM,CAAC,YAAY,EAAE;iBACzE;aACF,CAAC,CAAA;QACJ,CAAC;IACH,CAAC;CACF","sourcesContent":["import * as constructs from \"constructs\"\nimport * as cloudfront from \"aws-cdk-lib/aws-cloudfront\"\nimport * as iam from \"aws-cdk-lib/aws-iam\"\nimport * as lambda from \"aws-cdk-lib/aws-lambda\"\nimport * as s3 from \"aws-cdk-lib/aws-s3\"\nimport * as cdk from \"aws-cdk-lib\"\nimport { Provider } from \"aws-cdk-lib/custom-resources\"\nimport * as path from \"path\"\nimport { ISource } from \"./source\"\nimport { fileURLToPath } from \"url\"\n\nconst __dirname = path.dirname(fileURLToPath(import.meta.url))\n\nexport interface WebappDeployProps {\n  /**\n   * Optional S3 bucket that can be used for deployment from outside CDK.\n   *\n   * If specified a policy is added so the deploy function can read from\n   * the bucket.\n   *\n   * @default - none\n   */\n  buildsBucket?: s3.IBucket\n  /**\n   * CloudFront Distribution to be invalidated after deploy.\n   *\n   * @default - none\n   */\n  distribution?: cloudfront.IDistribution\n  /**\n   * Regex for patterns of files to be discarded during deployment.\n   *\n   * Example: `\\.map$` will exclude `js/myapp-1b22c248f.js.map`.\n   *\n   * @default - none\n   */\n  excludePattern?: string\n  /**\n   * The time when a deployment is considered old and will be deleted\n   * unless it is the newest old deployment.\n   *\n   * @default - 5 days\n   */\n  pruneDeploymentsOlderThan?: cdk.Duration\n  /**\n   * Name of the lambda function to be created.\n   *\n   * @default cdk.PhysicalName.GENERATE_IF_NEEDED\n   */\n  functionName?: string\n  /**\n   * Name of S3 bucket where the contents of the artifacts will be deployed.\n   * The files will be deployed under the key \"web\", which is then expected\n   * to be the origin for the CloudFront distribution\n   */\n  webBucket: s3.IBucket\n  /**\n   * Specific artifact to be deployed to the bucket during CDK deployment.\n   *\n   * @default - none\n   */\n  source?: ISource\n}\n\n/**\n * Resource to deploy a webapp from a build artifact into an existing\n * S3 Bucket and CloudFront Distribution.\n */\nexport class WebappDeploy extends constructs.Construct {\n  readonly deployFn: lambda.Function\n\n  constructor(\n    scope: constructs.Construct,\n    id: string,\n    props: WebappDeployProps,\n  ) {\n    super(scope, id)\n\n    const environment: Record<string, string> = {\n      DEPLOY_LOG_BUCKET_URL: `s3://${props.webBucket.bucketName}/deployments.log`,\n      EXPIRE_SECONDS: (props.pruneDeploymentsOlderThan ?? cdk.Duration.days(5))\n        .toSeconds()\n        .toString(),\n      TARGET_BUCKET_URL: `s3://${props.webBucket.bucketName}/web`,\n    }\n\n    if (props.distribution != null) {\n      environment.CF_DISTRIBUTION_ID = props.distribution.distributionId\n    }\n\n    if (props.excludePattern != null) {\n      environment.EXCLUDE_PATTERN = props.excludePattern\n    }\n\n    this.deployFn = new lambda.Function(this, \"WebappDeployResource\", {\n      code: lambda.Code.fromAsset(path.join(__dirname, \"../dist\")),\n      environment,\n      functionName: props.functionName ?? cdk.PhysicalName.GENERATE_IF_NEEDED,\n      handler: \"webapp_deploy.main.handler\",\n      reservedConcurrentExecutions: 1,\n      runtime: lambda.Runtime.PYTHON_3_12,\n      timeout: cdk.Duration.minutes(2),\n      initialPolicy: [\n        new iam.PolicyStatement({\n          actions: [\"cloudfront:CreateInvalidation\"],\n          // Cannot be restricted\n          resources: [\"*\"],\n        }),\n      ],\n    })\n\n    const provider = new Provider(this, \"Provider\", {\n      onEventHandler: this.deployFn,\n    })\n\n    props.webBucket.grantReadWrite(this.deployFn)\n\n    if (props.buildsBucket) {\n      props.buildsBucket.grantRead(this.deployFn)\n    }\n\n    if (props.source) {\n      const source = props.source.bind(this, {\n        handlerRole: this.deployFn.role!,\n      })\n      new cdk.CustomResource(this, \"CustomResource\", {\n        serviceToken: provider.serviceToken,\n        properties: {\n          artifactS3Url: `s3://${source.bucket.bucketName}/${source.zipObjectKey}`,\n        },\n      })\n    }\n  }\n}\n"]}