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1"use strict";
2var _a;
3Object.defineProperty(exports, "__esModule", { value: true });
4exports.CustomResource = void 0;
5const jsiiDeprecationWarnings = require("../.warnings.jsii.js");
6const JSII_RTTI_SYMBOL_1 = Symbol.for("jsii.rtti");
7const cfn_resource_1 = require("./cfn-resource");
8const removal_policy_1 = require("./removal-policy");
9const resource_1 = require("./resource");
10const token_1 = require("./token");
11/**
12 * Instantiation of a custom resource, whose implementation is provided a Provider
13 *
14 * This class is intended to be used by construct library authors. Application
15 * builder should not be able to tell whether or not a construct is backed by
16 * a custom resource, and so the use of this class should be invisible.
17 *
18 * Instead, construct library authors declare a custom construct that hides the
19 * choice of provider, and accepts a strongly-typed properties object with the
20 * properties your provider accepts.
21 *
22 * Your custom resource provider (identified by the `serviceToken` property)
23 * can be one of 4 constructs:
24 *
25 * - If you are authoring a construct library or application, we recommend you
26 * use the `Provider` class in the `custom-resources` module.
27 * - If you are authoring a construct for the CDK's AWS Construct Library,
28 * you should use the `CustomResourceProvider` construct in this package.
29 * - If you want full control over the provider, you can always directly use
30 * a Lambda Function or SNS Topic by passing the ARN into `serviceToken`.
31 *
32 * @resource AWS::CloudFormation::CustomResource
33 */
34class CustomResource extends resource_1.Resource {
35 constructor(scope, id, props) {
36 super(scope, id);
37 try {
38 jsiiDeprecationWarnings._aws_cdk_core_CustomResourceProps(props);
39 }
40 catch (error) {
41 if (process.env.JSII_DEBUG !== "1" && error.name === "DeprecationError") {
42 Error.captureStackTrace(error, CustomResource);
43 }
44 throw error;
45 }
46 const type = renderResourceType(props.resourceType);
47 const pascalCaseProperties = props.pascalCaseProperties ?? false;
48 const properties = pascalCaseProperties ? uppercaseProperties(props.properties || {}) : (props.properties || {});
49 this.resource = new cfn_resource_1.CfnResource(this, 'Default', {
50 type,
51 properties: {
52 ServiceToken: props.serviceToken,
53 ...properties,
54 },
55 });
56 this.resource.applyRemovalPolicy(props.removalPolicy, {
57 default: removal_policy_1.RemovalPolicy.DESTROY,
58 });
59 }
60 /**
61 * The physical name of this custom resource.
62 */
63 get ref() {
64 return this.resource.ref;
65 }
66 /**
67 * Returns the value of an attribute of the custom resource of an arbitrary
68 * type. Attributes are returned from the custom resource provider through the
69 * `Data` map where the key is the attribute name.
70 *
71 * @param attributeName the name of the attribute
72 * @returns a token for `Fn::GetAtt`. Use `Token.asXxx` to encode the returned `Reference` as a specific type or
73 * use the convenience `getAttString` for string attributes.
74 */
75 getAtt(attributeName) {
76 return this.resource.getAtt(attributeName);
77 }
78 /**
79 * Returns the value of an attribute of the custom resource of type string.
80 * Attributes are returned from the custom resource provider through the
81 * `Data` map where the key is the attribute name.
82 *
83 * @param attributeName the name of the attribute
84 * @returns a token for `Fn::GetAtt` encoded as a string.
85 */
86 getAttString(attributeName) {
87 return token_1.Token.asString(this.getAtt(attributeName));
88 }
89}
90exports.CustomResource = CustomResource;
91_a = JSII_RTTI_SYMBOL_1;
92CustomResource[_a] = { fqn: "@aws-cdk/core.CustomResource", version: "1.204.0" };
93/**
94 * Uppercase the first letter of every property name
95 *
96 * It's customary for CloudFormation properties to start with capitals, and our
97 * properties to start with lowercase, so this function translates from one
98 * to the other
99 */
100function uppercaseProperties(props) {
101 const ret = {};
102 Object.keys(props).forEach(key => {
103 const upper = key.slice(0, 1).toUpperCase() + key.slice(1);
104 ret[upper] = props[key];
105 });
106 return ret;
107}
108function renderResourceType(resourceType) {
109 if (!resourceType) {
110 return 'AWS::CloudFormation::CustomResource';
111 }
112 if (!resourceType.startsWith('Custom::')) {
113 throw new Error(`Custom resource type must begin with "Custom::" (${resourceType})`);
114 }
115 const typeName = resourceType.slice(resourceType.indexOf('::') + 2);
116 if (typeName.length > 60) {
117 throw new Error(`Custom resource type length > 60 (${resourceType})`);
118 }
119 if (!/^[a-z0-9_@-]+$/i.test(typeName)) {
120 throw new Error(`Custom resource type name can only include alphanumeric characters and _@- (${typeName})`);
121 }
122 return resourceType;
123}
124//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"custom-resource.js","sourceRoot":"","sources":["custom-resource.ts"],"names":[],"mappings":";;;;;;AACA,iDAA6C;AAC7C,qDAAiD;AACjD,yCAAsC;AACtC,mCAAgC;AA+FhC;;;;;;;;;;;;;;;;;;;;;;GAsBG;AACH,MAAa,cAAe,SAAQ,mBAAQ;IAG1C,YAAY,KAAgB,EAAE,EAAU,EAAE,KAA0B;QAClE,KAAK,CAAC,KAAK,EAAE,EAAE,CAAC,CAAC;;;;;;+CAJR,cAAc;;;;QAMvB,MAAM,IAAI,GAAG,kBAAkB,CAAC,KAAK,CAAC,YAAY,CAAC,CAAC;QACpD,MAAM,oBAAoB,GAAG,KAAK,CAAC,oBAAoB,IAAI,KAAK,CAAC;QACjE,MAAM,UAAU,GAAG,oBAAoB,CAAC,CAAC,CAAC,mBAAmB,CAAC,KAAK,CAAC,UAAU,IAAI,EAAE,CAAC,CAAC,CAAC,CAAC,CAAC,KAAK,CAAC,UAAU,IAAI,EAAE,CAAC,CAAC;QAEjH,IAAI,CAAC,QAAQ,GAAG,IAAI,0BAAW,CAAC,IAAI,EAAE,SAAS,EAAE;YAC/C,IAAI;YACJ,UAAU,EAAE;gBACV,YAAY,EAAE,KAAK,CAAC,YAAY;gBAChC,GAAG,UAAU;aACd;SACF,CAAC,CAAC;QAEH,IAAI,CAAC,QAAQ,CAAC,kBAAkB,CAAC,KAAK,CAAC,aAAa,EAAE;YACpD,OAAO,EAAE,8BAAa,CAAC,OAAO;SAC/B,CAAC,CAAC;KACJ;IAED;;OAEG;IACH,IAAW,GAAG;QACZ,OAAO,IAAI,CAAC,QAAQ,CAAC,GAAG,CAAC;KAC1B;IAED;;;;;;;;OAQG;IACI,MAAM,CAAC,aAAqB;QACjC,OAAO,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAC,aAAa,CAAC,CAAC;KAC5C;IAED;;;;;;;OAOG;IACI,YAAY,CAAC,aAAqB;QACvC,OAAO,aAAK,CAAC,QAAQ,CAAC,IAAI,CAAC,MAAM,CAAC,aAAa,CAAC,CAAC,CAAC;KACnD;;AArDH,wCAsDC;;;AAED;;;;;;GAMG;AACH,SAAS,mBAAmB,CAAC,KAA6B;IACxD,MAAM,GAAG,GAA2B,EAAE,CAAC;IACvC,MAAM,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,OAAO,CAAC,GAAG,CAAC,EAAE;QAC/B,MAAM,KAAK,GAAG,GAAG,CAAC,KAAK,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,WAAW,EAAE,GAAG,GAAG,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC;QAC3D,GAAG,CAAC,KAAK,CAAC,GAAG,KAAK,CAAC,GAAG,CAAC,CAAC;IAC1B,CAAC,CAAC,CAAC;IACH,OAAO,GAAG,CAAC;AACb,CAAC;AAED,SAAS,kBAAkB,CAAC,YAAqB;IAC/C,IAAI,CAAC,YAAY,EAAE;QACjB,OAAO,qCAAqC,CAAC;KAC9C;IAED,IAAI,CAAC,YAAY,CAAC,UAAU,CAAC,UAAU,CAAC,EAAE;QACxC,MAAM,IAAI,KAAK,CAAC,oDAAoD,YAAY,GAAG,CAAC,CAAC;KACtF;IAED,MAAM,QAAQ,GAAG,YAAY,CAAC,KAAK,CAAC,YAAY,CAAC,OAAO,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC,CAAC;IACpE,IAAI,QAAQ,CAAC,MAAM,GAAG,EAAE,EAAE;QACxB,MAAM,IAAI,KAAK,CAAC,qCAAqC,YAAY,GAAG,CAAC,CAAC;KACvE;IAED,IAAI,CAAC,iBAAiB,CAAC,IAAI,CAAC,QAAQ,CAAC,EAAE;QACrC,MAAM,IAAI,KAAK,CAAC,+EAA+E,QAAQ,GAAG,CAAC,CAAC;KAC7G;IAED,OAAO,YAAY,CAAC;AACtB,CAAC","sourcesContent":["import { Construct } from 'constructs';\nimport { CfnResource } from './cfn-resource';\nimport { RemovalPolicy } from './removal-policy';\nimport { Resource } from './resource';\nimport { Token } from './token';\n\n/**\n * Properties to provide a Lambda-backed custom resource\n */\nexport interface CustomResourceProps {\n  /**\n   * The ARN of the provider which implements this custom resource type.\n   *\n   * You can implement a provider by listening to raw AWS CloudFormation events\n   * and specify the ARN of an SNS topic (`topic.topicArn`) or the ARN of an AWS\n   * Lambda function (`lambda.functionArn`) or use the CDK's custom [resource\n   * provider framework] which makes it easier to implement robust providers.\n   *\n   * [resource provider framework]:\n   * https://docs.aws.amazon.com/cdk/api/latest/docs/custom-resources-readme.html\n   *\n   * Provider framework:\n   *\n   * ```ts\n   * // use the provider framework from aws-cdk/custom-resources:\n   * const provider = new customresources.Provider(this, 'ResourceProvider', {\n   *   onEventHandler,\n   *   isCompleteHandler, // optional\n   * });\n   *\n   * new CustomResource(this, 'MyResource', {\n   *   serviceToken: provider.serviceToken,\n   * });\n   * ```\n   *\n   * AWS Lambda function:\n   *\n   * ```ts\n   * // invoke an AWS Lambda function when a lifecycle event occurs:\n   * new CustomResource(this, 'MyResource', {\n   *   serviceToken: myFunction.functionArn,\n   * });\n   * ```\n   *\n   * SNS topic:\n   *\n   * ```ts\n   * // publish lifecycle events to an SNS topic:\n   * new CustomResource(this, 'MyResource', {\n   *   serviceToken: myTopic.topicArn,\n   * });\n   * ```\n   */\n  readonly serviceToken: string;\n\n  /**\n   * Properties to pass to the Lambda\n   *\n   * @default - No properties.\n   */\n  readonly properties?: { [key: string]: any };\n\n  /**\n   * For custom resources, you can specify AWS::CloudFormation::CustomResource\n   * (the default) as the resource type, or you can specify your own resource\n   * type name. For example, you can use \"Custom::MyCustomResourceTypeName\".\n   *\n   * Custom resource type names must begin with \"Custom::\" and can include\n   * alphanumeric characters and the following characters: _@-. You can specify\n   * a custom resource type name up to a maximum length of 60 characters. You\n   * cannot change the type during an update.\n   *\n   * Using your own resource type names helps you quickly differentiate the\n   * types of custom resources in your stack. For example, if you had two custom\n   * resources that conduct two different ping tests, you could name their type\n   * as Custom::PingTester to make them easily identifiable as ping testers\n   * (instead of using AWS::CloudFormation::CustomResource).\n   *\n   * @see https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-cfn-customresource.html#aws-cfn-resource-type-name\n   *\n   * @default - AWS::CloudFormation::CustomResource\n   */\n  readonly resourceType?: string;\n\n  /**\n   * The policy to apply when this resource is removed from the application.\n   *\n   * @default cdk.RemovalPolicy.Destroy\n   */\n  readonly removalPolicy?: RemovalPolicy;\n\n  /**\n   * Convert all property keys to pascal case.\n   *\n   * @default false\n   */\n  readonly pascalCaseProperties?: boolean;\n}\n\n/**\n * Instantiation of a custom resource, whose implementation is provided a Provider\n *\n * This class is intended to be used by construct library authors. Application\n * builder should not be able to tell whether or not a construct is backed by\n * a custom resource, and so the use of this class should be invisible.\n *\n * Instead, construct library authors declare a custom construct that hides the\n * choice of provider, and accepts a strongly-typed properties object with the\n * properties your provider accepts.\n *\n * Your custom resource provider (identified by the `serviceToken` property)\n * can be one of 4 constructs:\n *\n * - If you are authoring a construct library or application, we recommend you\n *   use the `Provider` class in the `custom-resources` module.\n * - If you are authoring a construct for the CDK's AWS Construct Library,\n *   you should use the `CustomResourceProvider` construct in this package.\n * - If you want full control over the provider, you can always directly use\n *   a Lambda Function or SNS Topic by passing the ARN into `serviceToken`.\n *\n * @resource AWS::CloudFormation::CustomResource\n */\nexport class CustomResource extends Resource {\n  private readonly resource: CfnResource;\n\n  constructor(scope: Construct, id: string, props: CustomResourceProps) {\n    super(scope, id);\n\n    const type = renderResourceType(props.resourceType);\n    const pascalCaseProperties = props.pascalCaseProperties ?? false;\n    const properties = pascalCaseProperties ? uppercaseProperties(props.properties || {}) : (props.properties || {});\n\n    this.resource = new CfnResource(this, 'Default', {\n      type,\n      properties: {\n        ServiceToken: props.serviceToken,\n        ...properties,\n      },\n    });\n\n    this.resource.applyRemovalPolicy(props.removalPolicy, {\n      default: RemovalPolicy.DESTROY,\n    });\n  }\n\n  /**\n   * The physical name of this custom resource.\n   */\n  public get ref() {\n    return this.resource.ref;\n  }\n\n  /**\n   * Returns the value of an attribute of the custom resource of an arbitrary\n   * type. Attributes are returned from the custom resource provider through the\n   * `Data` map where the key is the attribute name.\n   *\n   * @param attributeName the name of the attribute\n   * @returns a token for `Fn::GetAtt`. Use `Token.asXxx` to encode the returned `Reference` as a specific type or\n   * use the convenience `getAttString` for string attributes.\n   */\n  public getAtt(attributeName: string) {\n    return this.resource.getAtt(attributeName);\n  }\n\n  /**\n   * Returns the value of an attribute of the custom resource of type string.\n   * Attributes are returned from the custom resource provider through the\n   * `Data` map where the key is the attribute name.\n   *\n   * @param attributeName the name of the attribute\n   * @returns a token for `Fn::GetAtt` encoded as a string.\n   */\n  public getAttString(attributeName: string): string {\n    return Token.asString(this.getAtt(attributeName));\n  }\n}\n\n/**\n * Uppercase the first letter of every property name\n *\n * It's customary for CloudFormation properties to start with capitals, and our\n * properties to start with lowercase, so this function translates from one\n * to the other\n */\nfunction uppercaseProperties(props: { [key: string]: any }) {\n  const ret: { [key: string]: any } = {};\n  Object.keys(props).forEach(key => {\n    const upper = key.slice(0, 1).toUpperCase() + key.slice(1);\n    ret[upper] = props[key];\n  });\n  return ret;\n}\n\nfunction renderResourceType(resourceType?: string) {\n  if (!resourceType) {\n    return 'AWS::CloudFormation::CustomResource';\n  }\n\n  if (!resourceType.startsWith('Custom::')) {\n    throw new Error(`Custom resource type must begin with \"Custom::\" (${resourceType})`);\n  }\n\n  const typeName = resourceType.slice(resourceType.indexOf('::') + 2);\n  if (typeName.length > 60) {\n    throw new Error(`Custom resource type length > 60 (${resourceType})`);\n  }\n\n  if (!/^[a-z0-9_@-]+$/i.test(typeName)) {\n    throw new Error(`Custom resource type name can only include alphanumeric characters and _@- (${typeName})`);\n  }\n\n  return resourceType;\n}\n"]}
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