feat(parameters): SSMProvider support (#1187)

* feat: added SSMProvider.get

* added sdk as devDependency

* build: updated dependencies

* feat: base get

* feat: added decrypt option to get param

* feat: implemented getParameter function

* feat: SSMProvider.getMultiple

* feat: getParameters fn

* chore: merge conflicts

* refactor: moved SSM specific logic from BaseProvider to SSMProvider

* wip: other ssmprovider features

* wip: other ssmprovider features

* wip: other ssmprovider features

* feat: completed SSMProvider implementation

* refactor: folder structure

* refactor: aliases

* refactor: changed variable names in splitBatchAndDecryptParameters

* refactor: readability & naming

* refactor: updated constructor type + interface intersections

* chore: types

Author: dreamorosi

package-lock.json

@@ -55,6 +55,7 @@
   ],
   "devDependencies": {
     "@aws-sdk/client-secrets-manager": "^3.238.0",
+    "@aws-sdk/client-ssm": "^3.244.0",
     "aws-sdk-client-mock": "^2.0.1",
     "aws-sdk-client-mock-jest": "^2.0.1"
   }

packages/parameters/package.json

@@ -98,6 +98,20 @@ abstract class BaseProvider implements BaseProviderInterface {
     return values;
   }
 
+  /**
+   * Check whether a key has expired in the cache or not
+   * 
+   * It returns true if the key is expired or not present in the cache.
+   * 
+   * @param {string} key - Stringified representation of the key to retrieve
+   */
+  public hasKeyExpiredInCache(key: string): boolean {
+    const value = this.store.get(key);
+    if (value) return value.isExpired();
+    
+    return true;
+  }
+
   /**
    * Retrieve parameter value from the underlying parameter store
    * 
@@ -114,20 +128,6 @@ abstract class BaseProvider implements BaseProviderInterface {
    */
   protected abstract _getMultiple(path: string, options?: unknown): Promise<Record<string, string | undefined>>;
 
-  /**
-   * Check whether a key has expired in the cache or not
-   * 
-   * It returns true if the key is expired or not present in the cache.
-   * 
-   * @param {string} key - Stringified representation of the key to retrieve
-   */
-  private hasKeyExpiredInCache(key: string): boolean {
-    const value = this.store.get(key);
-    if (value) return value.isExpired();
-
-    return true;
-  }
-
 }
 
 const transformValue = (value: string | Uint8Array | undefined, transform: TransformOptions, throwOnTransformError: boolean, key: string): string | Record<string, unknown> | undefined => {