Knative Eventing Contrib release v0.18.4

Action Required

• Change storage versions of flows.- resources from v1beta1 to v1:
  • “channels.messaging.knative.dev” \
  • “inmemorychannels.messaging.knative.dev” \
  • You must run pre-install job prior to upgrading to get messaging.- resources to v1 API. ([#3925]. (knative/eventing#3925), @aliok)
• Change storage versions of flows.- resources from v1beta1 to v1:
  • “parallels.flows.knative.dev”
  • “sequences.flows.knative.dev”
  • You must run pre-install job prior to upgrading to get flows.- resources to v1 API. (#3924, @aliok)

New Features

• Kafka Channel and Kafka Source support Kafka 2.6 (#1510, @pierDipi)
• Uses k8s 18.8 APIs. No new features from them are being used however, just the client code.
  • 🗑️ Remove feature or internal logic

Bug Fixes

• Cluster scoped KafkaChannel dispatcher is now created with 0 replicas in advance and will be scaled up with the creation of the first KafkaChannel. No manual operation is needed when upgrading. (#1536, @aliok)
• when kafkasource goes into “sink not found” status, receiver adapter will be deleted. The receiver adapter will be created again when the sink is available and ready to receive events. (#1533, @itsmurugappan)

Moves

• The AWSSQS source artifacts have moved to https://github.com/knative-sandbox/eventing-awssqs (#1576, @lberk)
• The Camel artifacts have moved to https://github.com/knative-sandbox/eventing-camel (#1574, @lionelvillard)
• The Ceph source artifacts have moved to https://github.com/knative-sandbox/eventing-ceph (#1585, @lberk)
• The CouchDB source artifacts have moved to https://github.com/knative-sandbox/eventing-couchdb (#1583, @lionelvillard)
• The GitHub artifacts have moved to https://github.com/knative-sandbox/eventing-github (#1573, @lionelvillard)
• The GitLab source artifacts have moved to https://github.com/knative-sandbox/eventing-gitlab (#1584, @lionelvillard)
• The Natss artifacts have moved to https://github.com/knative-sandbox/eventing-natss (#1587, @matzew)
• The Prometheus source artifacts have moved to https://github.com/knative-sandbox/eventing-prometheus (#1586, @lberk)
• Remove camel source from this repo. move it to https://github.com/knative-sandbox/eventing-camel (#1555, @vaikas)
  • versions of eventing.- resources from v1beta1 to v1:
    - “brokers.eventing.knative.dev”
    - “triggers.eventing.knative.dev”
    - You must run pre-install job prior to upgrading to get eventing.- resources to v1 API. (#3923, @aliok)