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CHANGELOG-1.13.md

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Changelog 1.13

1.13.4 - 2024-04-08

Added

  • Enable Windows OVS container to run on pristine host environment, without requiring some dependencies to be installed manually ahead of time. (#5440, @NamanAg30)

Changed

  • Stop using projects.registry.vmware.com for user-facing images. (#6073, @antoninbas)
  • Persist TLS certificate and key of antrea-controller and periodically sync the CA cert to improve robustness. (#5955, @tnqn)
  • Disable cgo for all Antrea binaries. (#5988, @antoninbas)

Fixed

  • Disable libcapng to make logrotate run as root in UBI images to fix an OVS crash issue. (#6052, @xliuxu)
  • Fix nil pointer dereference when ClusterGroup/Group is used in NetworkPolicy controller. (#6077, @tnqn)
  • Fix race condition in agent Traceflow controller when a tag is associated again with a new Traceflow before the old Traceflow deletion event is processed. (#5954, @tnqn)
  • Change the maximum flags from 7 to 255 to fix the wrong TCP flags validation issue in Traceflow CRD. (#6050, @gran-vmv)
  • Fix incorrect MTU configurations for the WireGuard encryption mode and GRE tunnel mode. (#5880 #5926, @hjiajing @tnqn)
  • Use 65000 MTU upper bound for interfaces in encap mode in case of large packets being dropped unexpectedly. (#5997, @antoninbas)
  • Install Multicast related iptables rules only on IPv4 chains to fix the Antrea agent initialization failure occurred when Multicast feature is enabled in dual-stack clusters. (#6123, @wenyingd)

1.13.3 - 2024-01-13

Fixed

  • Update Install-WindowsCNI-Containerd.ps1 script to make it compatible with containerd 1.7. (#5528, @NamanAg30)
  • Store NetworkPolicy in filesystem as fallback data source to let antrea-agent fallback to use the files if it can't connect to antrea-controller on startup. (#5739, @tnqn)
  • Support Local ExternalTrafficPolicy for Services with ExternalIPs when Antrea proxyAll mode is enabled. (#5795, @tnqn)
  • Enable Pod network after realizing initial NetworkPolicies to avoid traffic from/to Pods bypassing NetworkPolicy when antrea-agent restarts. (#5777, @tnqn)
  • Fix Clean-AntreaNetwork.ps1 invocation in Prepare-AntreaAgent.ps1 for containerized OVS on Windows. (#5859, @antoninbas)
  • Fix antctl trace-packet command failure which is caused by arguments missing issue. (#5838, @luolanzone)
  • Skip enforcement of ingress NetworkPolicies rules for hairpinned Service traffic (Pod accessing itself via a Service). (#5687 #5705, @GraysonWu)
  • Set net.ipv4.conf.antrea-gw0.arp_announce to 1 to fix an ARP request leak when a Node or hostNetwork Pod accesses a local Pod and AntreaIPAM is enabled. (#5657, @gran-vmv)
  • Add DHCP IP retries in PrepareHNSNetwork on Windows to fix the potential race condition issue where acquiring a DHCP IP address may fail after CreateHNSNetwork. (#5819, @XinShuYang)

1.13.2 - 2023-11-01

Fixed

  • Fix antctl tf CLI failure when the Traceflow is using an IPv6 address. (#5588, @Atish-iaf)
  • Fix a deadlock issue in NetworkPolicy Controller which causes a FQDN resolution failure. (#5566 #5583, @Dyanngg @tnqn)
  • Fix NetworkPolicy span calculation to avoid out-dated data when multiple NetworkPolicies have the same selector. (#5554, @tnqn)
  • Fix SSL library downloading failure in Install-OVS.ps1 on Windows. (#5510, @XinShuYang)
  • Fix rollback invocation after CmdAdd failure in CNI server. (#5548, @antoninbas)
  • Do not apply Egress to traffic destined for ServiceCIDRs to avoid performance issue and unexpected behaviors. (#5495, @tnqn)
  • Do not delete IPv6 link-local route in route reconciler to fix cross-Node Pod traffic or Pod-to-external traffic. (#5483, @wenyingd)

1.13.1 - 2023-09-11

Changed

  • Change the default flow's action to drop in ARPSpoofGuardTable to effectively prevent ARP spoofing. (#5378, @hongliangl)
  • Stop using /bin/sh and invoke the binary directly for OVS commands in Antrea Agent. (#5364, @antoninbas)
  • Increase the rate limit setting of PacketInMeter and the size of PacketInQueue. (#5460, @GraysonWu)

Fixed

  • Fix an Antrea Controller crash issue in handling empty Pod labels for LabelIdentity when the config enableStretchedNetworkPolicy is enabled for Antrea Multi-cluster. (#5404 #5449, @Dyanngg)
  • Remove NetworkPolicyStats dependency of MulticastGroup API to fix the empty list issue when users run kubectl get multicastgroups even when the Multicast is enabled. (#5367, @ceclinux)
  • Fix a bug that ClusterSet status is not updated in Antrea Multi-cluster. (#5338, @luolanzone)
  • Always initialize ovs_meter_packet_dropped_count metrics to fix a bug that the metrics are not showing up if OVS Meter is not supported on the system. (#5413, @tnqn)
  • Unify TCP and UDP DNS interception flows to fix invalid flow matching for DNS responses. (#5392, @GraysonWu)
  • Fix an issue that antctl proxy is not using the user specified port. (#5435, @tnqn)
  • Do not attempt to join Windows agents to the memberlist cluster to avoid misleading error logs. (#5434, @tnqn)
  • Fix the burst setting of the PacketInQueue to reduce the DNS response delay when a Pod has any FQDN policy applied. (#5456, @tnqn)

1.13.0 - 2023-07-28

Added

  • Add AdminNetworkPolicy support in Antrea to align with K8s NetworkPolicy API, and document the introduction and usage. (#5170 #5270, @Dyanngg)
  • Support DSR mode for Service's external addresses in AntreaProxy, including LoadBalancerIPs and ExternalIPs. (#5202 #5251, @tnqn)
  • Containerize Windows userspace OVS processes and run them in a container of the Antrea Agent Pod to align with the Linux design. (#4936 #5052 #5303, @rajnkamr @Atish-iaf)
  • Add a new option ContainerRuntime to allow users to configure the container runtime while using the script Prepare-Node.ps1 on K8s Windows Node. (#5071, @NamanAg30)
  • Add support for TLS, HTTP, and HTTPS protocols for FlowAggregator to connect to the ClickHouse DB, and allow users to specify the CA certificate for TLS and HTTPS. (#5171, @yuntanghsu)
  • Enhance Antrea L7 NetworkPolicy to support the TLS protocol. (#4932, @hongliangl)
  • Add command antctl upgrade api-storage in antctl to support resource storage version migration for Antrea CRDs. (#5198, @hongliangl)
  • Add support for removing the associated stale conntrack entries when UDP Endpoints are removed, with which UDP requests can be redirected to other Endpoints immediately rather than waiting for the conntrack entries to expire. (#5112, @hongliangl)
  • Add Egress information to flow records for Pod-to-external flows in FlowExporter. (#5088, @dreamtalen)
  • Increase accuracy of Pod information in the flow records by adding a Pod store in FlowExporter and FlowAggregator for them to fetch the Pod information. (#5185, @yuntanghsu)
  • Add support for Service annotation service.kubernetes.io/topology-mode in AntreaProxy since the old service.kubernetes.io/topology-aware-hints annotation has been deprecated in Kubernetes 1.27. (#5241, @mengdie-song)
  • Support the well-known label service.kubernetes.io/service-proxy-name in AntreaProxy to align with KEP 2447. (#4973, @hongliangl)
  • Add a new Prometheus metric to represent the number of packets dropped by OVS meter. (#5165, @mengdie-song)
  • Add support for the sort-by flag in more antctl get commands for more fields. (#4346, @jainpulkit22)
  • Add the kubeAPIServerOverride option to allow users to override the kube-apiserver address for antrea-controller. (#5056, @tnqn)
  • Add documentation for deploying Antrea with a Rancher cluster. (#4733, @jainpulkit22)

Changed

  • Multiple APIs are promoted from alpha to beta. The alpha versions are deprecated and will be removed in a future release.
  • Enable proxyAll by default for AntreaProxy on Windows because the kube-proxy userspace datapath has been removed since Kubernetes 1.26. (#4980, @XinShuYang)
  • Change default port range of NodePortLocal on Windows to 40000-41000 to avoid conflicts with the Windows default dynamic port range. (#5107, @XinShuYang)
  • Remove the ClusterClaim CRD and upgrade the ClusterSet CRD version to v1alpha2, and enhance the ClusterSet controller to support ClusterSet version upgrade. (#5001 #5250, @luolanzone)
  • Increase the controller QPS setting in Multi-cluster Controller to improve multi-cluster resource export performance, and increase the LabelIdentity controller worker count to improve its performance. (#5099, @GraysonWu)
  • Improve direct connections to the Antrea apiserver in antctl with accessibility to Node ExternalIP and add a new --insecure option to support both secure and insecure connections. (#5135, @antoninbas)
  • Add two new fields to audit logs, including the "direction" of the NP rule (Ingress or Egress) and the reference of the Pod (<Namespace>/<Name>) to which the NP rule is applied. (#5101, @antoninbas)
  • Add a FlowExporter configuration toggle to antrea-agent for users to explicitly enable/disable flow exports. (#5021, @yuntanghsu)
  • Add OpenAPI schema for the AntreaAgentInfo and AntreaControllerInfo CRDs. (#5206, @ceclinux)
  • Update short-name for AntreaNetworkPolicy to ANNP. (#5081, @qiyueyao)
  • Use syscall to query or operate network adapters on Windows to reduce operation delay. (#4898, @wenyingd @qiyueyao)
  • Update out-of-date audit logs docs for new log fields. (#5199, @cr7258)
  • Switched to structured logging and change verbosity of potentially misleading Info log in the Antrea NetworkPolicy reconciler. (#5048, @antoninbas)
  • Revert a change to serve the v1alpha2 version of the ClusterGroup CRD again for the consistent API promotion plan. (#5277, @GraysonWu)
  • Upgrade Open vSwitch to version 2.17.7. (#5225, @antoninbas)
  • Upgrade Windows Open vSwitch to version 3.0.5. (#5120, @wenyingd)
  • Upgrade ClickHouse go client to v2. (#5020, @heanlan)
  • Remove Antrea Octant plugin. (#5049, @antoninbas)

Fixed

  • Bump up libOpenflow and ofnet library versions to fix a PacketIn2 response parse error. (#5154, @wenyingd)
  • Bump up libOpenflow library to v0.12.1 to fix an antrea-agent crash issue when marshaling the IGMPv3 query packet. (#5320, @ceclinux)
  • Use OpenFlow group for Network Policy logging to avoid packet drops when massive connections hit the policy. (#5061, @wenyingd)
  • Fix an issue in Antrea-native policies with FQDN rules where TCP src port is unset on the TCP DNS response flow. (#5078, @wenyingd)
  • Fix status report when no-op changes are applied to Antrea-native policies. (#5096, @tnqn)
  • Ensure the Egress IP is always correctly advertised to the network, including when the userspace ARP responder is not running or when the Egress IP is temporarily claimed by multiple Nodes. (#5127, @tnqn)
  • Fix incorrect FlowMod message passing in the modifyFlows function of the OpenFlow client to avoid unexpected flow error. (#5125, @Dyanngg)
  • Fix a bug that antrea-agent fails to delete the ExternalNode CR when it runs on a RHEL 8.4 VM on Azure cloud. (#5191, @wenyingd)
  • Fix IPv4 groups containing IPv6 endpoints mistakenly in dual-stack clusters in AntreaProxy implementation. (#5194, @tnqn)
  • Fix RBAC permissions for the Antctl ClusterRole to ensure the ClusterRole definition is up-to-date. (#5166, @antoninbas)
  • Fix some code examples in a few documentations. (#5182, @tnqn)
  • Add apiVersion and kind for unstructured objects in antctl mc codes to fix a rollback failure. (#5138, @luolanzone)
  • Fix a ClusterClaim webhook bug that can lead to ClusterClaim deletion failures. (#5075, @luolanzone)
  • Revise "antctl mc deploy" command to fix a Multi-cluster deployment failure on EKS clusters. (#5080, @luolanzone)