Splunk OpenTelemetry Collector for Kubernetes 0.38.0

This release completes the addition of content and documentation to easily allow users to send telemetry data including logs to both Splunk Observability and Splunk Platform. This will address use cases of current users of the Splunk Connect for Kubernetes.

Updated README

Migration guidelines for Splunk Connect for Kubernetes users

Upgrade guidelines for existing Splunk OpenTelemetry Collector for Kubernetes users

Change log

Added

• Field name compatibility for SCK (#258)
• Init container to make it possible to run container as non root user for logs collection (#263)
• Helm hook for custom secret validation (#294)
• Add include logs functionality based on pod annotations (#260)
• Support for tailing custom host files (#300)

Changed

• Extract container.image.tag attribute from container.image.name (#285)
• Upgrade splunk-otel-collector image to 0.38.1 (#284)
• Upgrade fluentd-hec image to 1.2.8 (#281)
• Change secret names according to the GDI specification (#295)
• Make clusterName configuration parameter generally required (#296)
• Changed the default checkpoint path to /var/addon/splunk/otel_pos (#292)
• Rename provider and distro parameters to cloudProvider and distribution (#297)
• Changed SplunkPlatform properties to match helm best practices. (#306)
• Rename parameter groups for Splunk OTel Collector components (#301):
  • otelAgent -> agent
  • otelCollector -> gateway
  • otelK8sClusterReceiver -> clusterReceiver
• Rename stream log attribute to log.iostream (#311)
• Improve configuration for fetching attributes from annotations and labels of pods and namespaces (#273)
• Use main as default index and disable metrics by default for Splunk Platform (#305)

Fixed

• Splunk Platform client certificates (#286)
• logsCollection.containers.excludePaths config parameter (#312)
• Splunk Platform sourcetype precedence order (#276)

Removed

• Busybox image dependency for fluentd init container (#275)
• extraArgs config parameter (#313)