kubricate/dist/cjs/stack/BaseStack.js

A TypeScript framework for building reusable, type-safe Kubernetes infrastructure — without the YAML mess.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.BaseStack = void 0;
var _index = /*#__PURE__*/require("../secret/index.js");
var _ResourceComposer = /*#__PURE__*/require("./ResourceComposer.js");
/**
 * BaseStack is the base class for all stacks.
 *
 * @note BaseStack fields and methods need to be public, type inference is not working with private fields when using with `createSt`
 */
class BaseStack {
  _composer;
  _secretManagers = {};
  _targetInjects = [];
  _defaultSecretManagerId = 'default';
  logger;
  /**
   * The name of the stack.
   * This is used to identify the stack, generally used with Stack.
   */
  _name;
  /**
   * Registers a secret injection to be processed during stack build/render.
   */
  registerSecretInjection(inject) {
    this._targetInjects.push(inject);
  }
  /**
   * Retrieves all registered secret injections.
   */
  getTargetInjects() {
    return this._targetInjects;
  }
  useSecrets(secretManager, builder) {
    if (!secretManager) {
      throw new Error(`Cannot BaseStack.useSecrets, secret manager is not provided.`);
    }
    const secretManagerNextId = Object.keys(this._secretManagers).length;
    this._secretManagers[secretManagerNextId] = secretManager;
    const ctx = new _index.SecretsInjectionContext(this, secretManager, secretManagerNextId);
    builder(ctx); // invoke builder
    ctx.resolveAll();
    return this;
  }
  /**
   * Get the secret manager instance.
   * @param id The ID of the secret manager. defaults to 'default'.
   * @returns The secret manager instance.
   */
  getSecretManager(id) {
    if (!this._secretManagers[id]) {
      throw new Error(`Secret manager with ID ${id} is not defined. Make sure to use the 'useSecrets' method to define it, and call before 'from' method in the stack.`);
    }
    return this._secretManagers[id];
  }
  /**
   * Get all secret managers in the stack.
   * @returns The secret managers in the stack.
   */
  getSecretManagers() {
    return this._secretManagers;
  }
  override(data) {
    this._composer.override(data);
    return this;
  }
  /**
   * Build the stack and return the resources.
   * @returns The resources in the stack.
   */
  build() {
    this.logger?.debug('BaseStack.build: Starting to build the stack.');
    const injectGroups = new Map();
    for (const inject of this._targetInjects) {
      const key = `${inject.providerId}:${inject.resourceId}:${inject.path}`;
      if (!injectGroups.has(key)) {
        injectGroups.set(key, {
          providerId: inject.providerId,
          provider: inject.provider,
          resourceId: inject.resourceId,
          path: inject.path,
          injects: []
        });
      }
      injectGroups.get(key).injects.push(inject);
    }
    for (const {
      providerId,
      provider,
      resourceId,
      path,
      injects
    } of injectGroups.values()) {
      const payload = provider.getInjectionPayload(injects);
      this.logger?.debug(`BaseStack.build: Injecting value into resource:`);
      this.logger?.debug(JSON.stringify({
        providerId,
        resourceId,
        path,
        payload
      }, null, 2));
      this._composer.inject(resourceId, path, payload);
      this.logger?.debug(`BaseStack.build: Injected secrets from provider "${providerId}" into resource "${resourceId}" at path "${path}".`);
    }
    return this._composer.build();
    // for (const targetInject of this._targetInjects) {
    //   const provider = targetInject.provider;
    //   const injectsForProvider = this._targetInjects.filter(i => i.provider === provider);
    //   const targetValue = provider.getInjectionPayload(injectsForProvider);
    //   this.logger?.debug(`BaseStack.build: Injecting value: ${JSON.stringify(targetValue, null, 2)}`);
    //   this._composer.inject(targetInject.resourceId, targetInject.path, targetValue);
    //   this.logger?.debug(`
    //     BaseStack.build: Injected secrets into provider "${provider.constructor.name}" with ID "${targetInject.resourceId}" at path: ${targetInject.path}.`);
    // }
    // return this._composer.build();
  }
  setComposer(composer) {
    this._composer = composer;
  }
  getComposer() {
    return this._composer;
  }
  /**
   * Get the resources from the composer.
   * @returns The resources from the composer.
   */
  get resources() {
    return this._composer;
  }
  getName() {
    return this._name;
  }
  setName(name) {
    this._name = name;
  }
  /**
   * @internal
   * This method is used to inject the logger into the stack.
   * It is called by the orchestrator to inject the logger into all components of the stack.
   *
   * Inject a logger instance into all components of the stack e.g. secret managers, connector, providers, etc.
   * This is useful for logging purposes and debugging.
   * @param logger The logger instance to be injected.
   */
  injectLogger(logger) {
    this.logger = logger;
    if (typeof this.getSecretManagers === 'function') {
      const managers = this.getSecretManagers();
      for (const secretManager of Object.values(managers)) {
        // Inject into SecretManager
        secretManager.logger = logger;
        // Inject into each connector
        for (const connector of Object.values(secretManager.getConnectors())) {
          connector.logger = logger;
        }
        // Inject into each provider
        for (const provider of Object.values(secretManager.getProviders())) {
          provider.logger = logger;
        }
      }
    }
  }
}
exports.BaseStack = BaseStack;
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