Automated Compliance Recording Archival to AWS Glacier Deep Archive in NICE CXone

How-To-Articles
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Automated Compliance Recording Archival to AWS Glacier Deep Archive in NICE CXone

What This Guide Covers

This guide details the configuration of automated archival of NICE CXone interaction recordings to AWS Glacier Deep Archive. The end result is a fully automated, event-driven pipeline that moves completed recordings from CXone storage to long-term, cost-effective archival in AWS, leveraging lifecycle policies for automatic tiering. This setup ensures compliance with long-term retention requirements while minimizing storage costs.

Prerequisites, Roles & Licensing

  • NICE CXone Licensing: CXone Pro or Enterprise license. Recording functionality is a standard feature.
  • AWS Account & Permissions: An AWS account with appropriate permissions to create S3 buckets, IAM roles, and configure lifecycle policies. Specifically, the CXone integration will require permissions to s3:PutObject, s3:GetObject, s3:DeleteObject, and s3:ListBucket on the designated S3 bucket.
  • NICE CXone Permissions: The user configuring the integration requires the Recording > Storage > View and Recording > Storage > Configure permissions. Additionally, the user needs access to the “Integrations” section with the ability to create and manage webhooks.
  • NICE CXone Webhook Authentication: Access to configure authentication for the webhook (Basic Auth, API Key, or OAuth).
  • AWS IAM Role: An IAM role in AWS that can assume the role required to write to the S3 bucket.
  • AWS Glacier Deep Archive: Understanding of AWS Glacier Deep Archive’s retrieval times and costs is essential. This is not for frequent access.
  • NICE CXone API Access: The ability to query interaction details via the CXone APIs.

The Implementation Deep-Dive

1. Configuring the AWS S3 Bucket & Lifecycle Policy

First, create an S3 bucket in your AWS account specifically for storing CXone recordings. Name it descriptively (e.g., cxone-recordings-archive). Configure the bucket with versioning enabled. Versioning is crucial to preserve a complete audit trail.

Next, define a lifecycle policy on the S3 bucket. This policy is the heart of the archival process. Configure the policy with two transition actions:

  • Transition to Standard Infrequent Access (SIA): After 30 days, transition the recordings to the SIA storage class. This is a cost-effective intermediate step before long-term archiving.
  • Transition to Glacier Deep Archive: After 365 days (or your required retention period), transition the recordings to Glacier Deep Archive.

The Trap: Failing to enable versioning on the S3 bucket is a critical error. If a recording is corrupted or accidentally deleted after being archived to Glacier, you cannot recover it from the S3 bucket without versioning.

The lifecycle policy configuration, in JSON format, would look similar to this:

{
  "Rules": [
    {
      "ID": "TransitionToSIA",
      "Filter": {},
      "Status": "Enabled",
      "Transitions": [
        {
          "Days": 30,
          "StorageClass": "STANDARD_IA"
        }
      ]
    },
    {
      "ID": "TransitionToGlacierDeepArchive",
      "Filter": {},
      "Status": "Enabled",
      "Transitions": [
        {
          "Days": 365,
          "StorageClass": "GLACIER_DEEP_ARCHIVE"
        }
      ]
    }
  ]
}

2. Creating the NICE CXone Webhook Integration

NICE CXone does not have a native integration with AWS Glacier. Therefore, a webhook-based approach is required to trigger the archival process upon interaction completion.

Create a new webhook integration in the CXone Admin UI: Admin > Integrations > Webhooks.

Configure the following:

  • Name: Descriptive name (e.g., “AWS Glacier Archival”).
  • Endpoint URL: The URL of a listener service (AWS Lambda function, EC2 instance, etc.) that will receive the webhook notification. This listener service must be capable of handling the incoming JSON payload and initiating the archival process.
  • HTTP Method: POST.
  • Authentication: Choose an appropriate authentication method (API Key is recommended for simplicity).
  • Events to Subscribe To: Select the interaction.completed event. This is the trigger that will initiate the archival process.
  • Payload Type: JSON.

The Trap: Selecting the wrong event triggers is a common mistake. Selecting interaction.created instead of interaction.completed will cause the archival process to start before the recording is finished, resulting in incomplete recordings being archived.

3. Implementing the Listener Service (AWS Lambda Example)

The listener service will receive the interaction.completed event from CXone and use the interaction ID to retrieve the recording metadata and initiate the transfer to AWS S3. A Lambda function is a suitable choice for this role.

Here’s a Python example of a Lambda function:

import json
import boto3
import os

s3 = boto3.client('s3')
BUCKET_NAME = os.environ['S3_BUCKET_NAME']

def lambda_handler(event, context):
    try:
        body = json.loads(event['body'])
        interaction_id = body['interaction']['interactionId']

        # TODO: Retrieve recording URL from CXone API using interaction_id
        # This part requires calling the CXone API to get the recording URL.
        # Replace with actual API call
        recording_url = "https://example.com/recording/" + interaction_id + ".mp3"  # Placeholder

        # Download the recording from the URL and upload it to S3
        response = s3.upload_file(recording_url, BUCKET_NAME, interaction_id + ".mp3")

        return {
            'statusCode': 200,
            'body': json.dumps('Recording archived successfully!')
        }
    except Exception as e:
        print(e)
        return {
            'statusCode': 500,
            'body': json.dumps('Error archiving recording: ' + str(e))
        }

Important Notes:

  • Replace the placeholder recording_url with the actual CXone API call to retrieve the recording URL. This will require the appropriate CXone API credentials and OAuth scopes. The relevant API endpoint is typically found under the recording section of the CXone developer documentation.
  • Set the S3_BUCKET_NAME environment variable in the Lambda configuration to your S3 bucket name.
  • The Lambda function requires an IAM role with permissions to access the S3 bucket.

Validation, Edge Cases & Troubleshooting

Edge Case 1: Recording URL Retrieval Failure

The Failure Condition: The Lambda function fails to retrieve the recording URL from the CXone API. This can be due to API rate limiting, authentication errors, or incorrect API parameters.

The Root Cause: The CXone API is unavailable, the credentials used to call the API are invalid, or the request is improperly formatted.

The Solution: Implement robust error handling in the Lambda function. Log the error message and retry the API call with exponential backoff. Ensure the Lambda function is using valid CXone API credentials and that the correct OAuth scopes are assigned.

Edge Case 2: S3 Upload Failure

The Failure Condition: The Lambda function fails to upload the recording to the S3 bucket. This can be due to insufficient IAM permissions, network connectivity issues, or S3 bucket errors.

The Root Cause: The IAM role assigned to the Lambda function does not have the required permissions to write to the S3 bucket, there is a network interruption, or the S3 bucket is experiencing issues.

The Solution: Verify that the IAM role assigned to the Lambda function has the s3:PutObject permission on the S3 bucket. Check network connectivity between the Lambda function and the S3 bucket. Check the AWS S3 service health dashboard for any known issues.

Edge Case 3: Webhook Not Receiving Events

The Failure Condition: The Lambda function is not triggered by the interaction.completed event.

The Root Cause: The webhook integration in CXone is not enabled, the endpoint URL is incorrect, or the event subscription is misconfigured.

The Solution: Verify that the webhook integration is enabled in CXone. Double-check the endpoint URL in the integration configuration. Ensure that the interaction.completed event is selected in the event subscription list. Test the webhook manually using the CXone test tool.

Official References