2.14.0

Bug fixes and improvements:

• Fixed memory leaks in IPC PubSub subscription closures.
• Fixes run lifecycle of the component where it enters into ERRORED state due to startup timeout when skipif condition is true.
• Fixes an issue where the core device fails to connect to AWS IoT Core when the TLS policy is set to TLS13_1_3_2022_10.

New features:

• New dual-stack endpoint support enables IPv6 network communication.
• Enhanced resilience against nucleus restart failures and directory corruption.

2.13.0

Bugs and improvements:

• Cancel deployment improvements - deployments can now be cancelled while new configuration is being merged and while waiting for services to start

New features:

• Support FIPS endpoint in Nucleus

2.12.6

Bug fixes and improvements

• Fixes an issue that could cause a crash at startup on certain ARMv8 processors, including the Jetson Nano

2.12.5

Bug fixes and improvements

• Fixes an issue that deployment rollback occasionally gets stuck when rolling back a previously broken component with hard dependencies.
• Fixes an issue where the nucleus does not publish status updates after fleet provisioning (this happens for version 2.12.4 only, customers using fleet provisioning should avoid Nucleus version 2.12.4)
• Adds retries for GetDeploymentConfiguration API on 404 errors

2.12.4

Bug fixes and improvements

• Fixes an issue where Nucleus could enter a deadlock condition during startup on memory constrained devices.

2.12.3

Bug fixes and improvements

• Fixes an issue where Nucleus does not send component status change update when a component recovers from errored state or during restart.

2.12.2

Bug Fix and Improvements

1. Fixes an issue where old logs were not cleaned up properly
2. General bug fixes and improvements.

2.12.1

Bug fixes and improvements

• Fixes an issue where Nucleus may duplicate MQTT subscriptions to deployment topics leading to additional logging and MQTT publishes

2.12.0

New features

• Add Deployment rollback bootstrap on failure feature. When a deployment fails, the previous version of the component bootstrap lifecycle will run again during a rollback deployment.

2.11.3

Greengrass nucleus 2.11.3

New features

• S3 endpoint configurability

Bug Fixes

• Fixes an issue where Nucleus may improperly start a component when its dependencies fail