v2.4.0

[2.4.0] - 2025-05-22

Added

• Anonymized operational metrics collection

Changed

• Added input validation to ensure Light Engine table name only contains alphanumeric characters, hyphens, and underscores
• Renamed PostgreSQL log field duration to query_time for consistency with existing MySQL log format

Fixed

• Issue where domains would display inconsistent metric values. Issue #277
• Enhanced OpenSearch API retry mechanism in Log processor Lambda to handle IAM role propagation delays

Security

• Updated setuptools package to address CVE-2025-47273

v2.3.3

[2.3.3] - 2025-04-30

Updated

• Cognito user invitation email template

Fixed

• NGINX service startup issue and optimized health check settings for OpenSearch Access Proxy instances
• OpenSearch bulk loading to split large payloads into smaller batches to comply with OpenSearch's HTTP request size limits
• PostgreSQL log ingestion parser to parse duration and log message into separate fields

Security

• Updated http-proxy-middleware to version 2.0.9
• Updated AWS CDK packages to latest versions

v2.3.2

[2.3.2] - 2025-03-14

Fixed

• Fixed an issue where Lambda Elastic Network Interface resources were not being properly cleaned up during CloudFormation stack deletion

Security

• Updated axios package to address CVE-2025-27152
• Updated Jinja2 package to address CVE-2025-27516
• Updated prismjs package to address CVE-2024-53382
• Updated Babel packages to address CVE-2025-27789

v2.3.1

[2.3.1] - 2025-02-24

Changed

• Migrated to Poetry for Python dependency management

Fixed

• Fixed S3 permission issue when creating cross-account Lambda log ingestion pipeline Issue #312
• Fixed STS credential expiration handling when ingesting logs from cross-account sources
• Fixed Opensearch index rollover timeout issue

Security

• Updated serialize-javascript package to address CVE-2024-11831
• Updated cryptography package to address CVE-2024-12797

v2.3.0

[2.3.0] - 2024-12-11

Added

• Add the architecture diagram of sampled WAF logs when creating WAF log pipeline. #132
• Add the support of ingesting Aurora/RDS PostgreSQL logs. #122

Changed

• Replace Amazon SQS with Amazon EventBridge to mitigate the Amazon S3 Event Notifications creation failure. #12
• Redesigned the log ingestion workflow to ingest logs from RDS without the dependency of CloudWatch Logs. #102
• Reordered pipeline creation workflow: log type and analytics engine selection now occur first for AWS service log pipelines. #309

Fixed

• Fix the sampling rate validation issue to allow only positive integers when creating CloudFront real-time logs. #302
• Fix the issue that the pipeline cannot be created due to a lack of "iam:TagRole" permission in some AWS Accounts. #279
• Fix the issue that the content of Log Config detail may exceed the maximum length of the window. #275
• Fix the issue that the EKS DaemonSet Guide is not refreshed after editing the log config. #241
• Fix the user interface issue that a wrong S3 bucket prefix is using when creating WAF log pipeline if the logging has already been enabled. #67

v2.2.2

[2.2.2] - 2024-08-23

Changed

• Support editing the auto-generated Regular Expression of Nginx and Apache log in the Log Config. #301
• Adjusted the error logs from info level to error level in the log-processor function. #305

Fixed

• Fixed failed to retrieve instance status due to too many instances in the Instance Group details page. #298
• Remove the redundant sign in alert dialog modal when user session expired. #303
• Fixed the Grafana url validation failed with spaces when import a Grafana Server. #304

v2.2.1

[2.2.1] - 2024-07-22

Added

• Optimised instance list performance. #76
• Added support for using Unix epoch time format as the time key for single line text log type.

Fixed

• Fixed an issue that missing time key when editing JSON config. #296
• Fixed an issue that upgrading to v2.2.0 failed due to missing CMK permissions. #297

v2.2.0

[2.2.0] - 2024-06-20

Added

• Added support to install, configure, and monitor the Fluent Bit agent on Windows Server 2016/2019/2022 Instances. #76
• Added a log visualization template for Windows IIS (W3C Format) logs. #212
• Added a default tag "CLOSolutionCostAnalysis" to all resources created by the solution. #285
• Add support for tag propagation for resources when creating log pipelines, allowing customers to view all resources and associated costs at the pipeline level. #232
• Added support for ingesting and analyzing data in a specified S3 location using Light Engine. #233
• Added support for importing OpenSearch clusters with custom KMS encryption enabled. #172
• Added support for ingesting and analyzing AWS CloudTrail logs using Light Engine. #234
• Added support for ingesting and analyzing Syslog data using Light Engine. #235
• Added support for using Unix epoch time format as the time key in Log Config. #198
• Added support for Asia Pacific (Hyderabad), Asia Pacific (Jakarta), Asia Pacific (Melbourne), Israel (Tel Aviv), Canada (Calgary), Europe (Spain), Europe(Zurich), Middle East (UAE) regions. #230

Fixed

• Fixed an issue where creating a pipeline failed when Lambda reached concurrency limits. #141
• Fixed a bug where the system could not read properties of undefined ('accountId') when the Next button was clicked without selecting an Instance Group. #236
• Fixed an issue where logs were not received when using the solution-provisioned staging bucket in Light Engine. #237
• Fixed a permissions issue in the LogMerger State Machine within Light Engine: The S3ObjectMigration Lambda failed due to insufficient KMS permissions on the analytics S3 bucket. #272
• Fixed a bug that prevented instances from being listed when switching accounts on the Instance Group list page. #291

v2.1.2

[2.1.2] - 2024-03-19

Fixed

• Resolved a bug where upgrading from versions earlier than 2.1.0 led to the loss of S3 notifications, preventing the proper collection of logs from the S3 buffer. #261
• Addressed a problem where including the @timestamp field in log configurations caused failures in creating index_templates, leading to an inability to write data to OpenSearch. #262
• Fixed a bug in the log processor Lambda due to the absence of the 'batch_size' variable, causing process failures. #242
• Solved a deployment issue with the Log Analytics Pipeline, which previously could not deploy cross-account Lambda pipelines. #227
• Corrected an issue with the ALB Service Log Parser that resulted in the omission of numerous log lines. #243
• Amended an inaccurate warning message displayed during pipeline creation with an existing index in OpenSearch. #260
• Amended an inaccurate error messaging when deleting an Instance Group in application log pipelines. #229

Full Changelog: v2.1.1...v2.1.2

v2.1.1

[2.1.1] - 2023-12-05

Fixed

• Fixed the issue that Log ingestion error in light engine when not specified time key in the log config #220
• Fixed the issue that cannot deploy the Centralized Logging with OpenSearch solution in UAE region #221
• Fixed the issue that EC2 instances should not be added to the same Instance Group #128