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SystemsManagerClient
SystemsManagerClient interacts with the AWS Systems Manager Service.
With it, the user can get parameters from the Systems Manager Service in the caller’s AWS account and region.
Both the dedicated ssm.js jslib bundle and the all-encompassing aws.js bundle include the SystemsManagerClient.
Methods
| Function | Description |
|---|---|
| getParameter | Retrieves a parameter from Amazon Systems Manager. |
Throws
SystemsManagerClient methods throw errors in case of failure.
| Error | Condition |
|---|---|
InvalidSignatureError | when using invalid credentials |
SystemsManagerServiceError | when AWS replied to the requested operation with an error |
Example
JavaScript
JavaScript
import exec from 'k6/execution';
import {
AWSConfig,
SystemsManagerClient,
} from 'https://jslib.k6.io/aws/0.14.0/ssm.js';
const awsConfig = new AWSConfig({
region: __ENV.AWS_REGION,
accessKeyId: __ENV.AWS_ACCESS_KEY_ID,
secretAccessKey: __ENV.AWS_SECRET_ACCESS_KEY,
sessionToken: __ENV.AWS_SESSION_TOKEN,
});
const systemsManager = new SystemsManagerClient(awsConfig);
const testParameterName = 'jslib-test-parameter';
const testParameterValue = 'jslib-test-value';
const testParameterSecretName = 'jslib-test-parameter-secret';
// this value was created with --type SecureString
const testParameterSecretValue = 'jslib-test-secret-value';
export default async function () {
// Currently the parameter needs to be created before hand
// Let's get its value
// getParameter returns a parameter object: e.g. {name: string, value: string...}
const parameter = await systemsManager.getParameter(testParameterName);
if (parameter.value !== testParameterValue) {
exec.test.abort('test parameter not found');
}
// Let's get the secret value with decryption
// destructure the parameter object to get to the values you want
const { value: encryptedParameterValue } = await systemsManager.getParameter(
testParameterSecretName,
true
);
if (encryptedParameterValue !== testParameterSecretValue) {
exec.test.abort('encrypted test parameter not found');
}
}A k6 script querying a user’s Systems Manager Service parameter
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