Release Progress Tracking 202111

202111 Features Tracking

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Feature	HLD Review Date	Test Plan Ready for Review ETA	Owner	Code Review Owner	Code Review Date	Test PR Ready for Review ETA	Code PR Status	SAI Change	Priority/Conf (High/Low)	Description
PINS (P4 Integrated Network Stack) HLD - Open	July 15		Intel, Google	Microsoft, Intel, ONF	Aug 30			Yes		PINS (P4 Integrated Network Stack), a P4Runtime (P4RT) based SDN interface for SONiC
Class-Based Forwarding HLD - Open	July 7 (reviewed on 8/3)		Metaswitch (MSFT)	Intel	Aug 30			Yes, Class-Based Forwarding by j-bos PR 1193		Policy-based tunnel selection
Better route scalability with multiple next-hops *** Deferred from 202106 ***	Done		Metaswitch	BRCM	July 30		475 - Merged, 1702	No		Split next hop groups out of routing table (back-compatibly).
Support for passing IS-IS, LDP and MicroBFD packets to CPU	N/A (trivial 2 line code change to map to new SAI values)		Metaswitch (MSFT)	Innovium	July 30			Yes (ISIS trap support for SAI 1238 · opencomputeproject/ SAI@68be575 is merged, Trap type changes by dkourkouzelis · 1258 · opencomputeproject/ SAI (github.com) is ready to merge)		Adding new protocols to supported hostif trap types
EXP to TC QoS maps HLD-Open	9/21/2021(reviewed on 9/21)		Metaswitch (MSFT)	Intel	Sep 30			No		Support for further QoS map type
100% SONiC YANG model *** Deferred from 202106 ***	NA		MSFT	MSFT/ YANG WG	Sep 30		Yang Project	No		Build a full and complete YANG model for SONiC configDB
(Test) Deprecating Python2 platform daemons	NA		MSFT	Dell	Aug 30			N/A		All platform daemons will run using Python 3. Python 2 support will be removed. Vendors must build and install Python 3 sonic-platform packages. Question: Will there be new platform APIs to be added in 202111? @Guohan to confirm
MACSEC enhancement: primary & fallback case	N/A		MSFT	BRCM Juniper	N/A			No		MACsec can enable primary and fallback Connectivity Association Keys(CAK) at a same time. Meanwhile the primary and fallback key can be switched or replaced without any outage.
DHCP support IPv6 HLD - Merged	July 23 (reviewed on July 20)		MSFT	BRCM	Aug 15					To be added
New branch creation for Debian11	N/A		MSFT	MSFT				No		Create initial testing image and Debian 11 branch for community to integrate with respective platform drivers, SAI etc.
Overlay ECMP HLD - Open	Sep 14		MSFT	Intel/ Nvidia/ BRCM/ Dell				No (use existing, vendors to implement)		Support overlay ECMP for Vxlan, route will be sent to multiple tunnels requiring ECMP support
SONiC fanout support *** Deferred from 202106 ***	Stretch goal		MSFT	TBD				No		Change fanout switch o.s to SONiC
CLI level authorization HLD-Open	9/21/2021 (reviewed on 9/21/2021)		MSFT	TBD						Fine grain access control at CLI level using TACACs
SRv6 support (Cntd) HLD-Open *** Deferred from 202106 ***	Apr 12		Intel, Alibaba	Juniper - tbd Cisco - tbd	May 25			Yes SAI HLD		SRv6 support for dataplane SONiC/SAI support for linux static route+SRV6 encapsulation To be discussed in sonic-mpls-workgroup Intel will contribute dataplane support; Alibaba will contribute control plane support
EVPN VXLAN for platforms using P2MP tunnel based L2 forwarding HLD - Open	7/23 (Reviewed on 7/20/2021)		Nvidia	BRCM/ Intel/ Dell	Jul 30			No		PR806 Question: 1. Vxlan multicast support, is it included? Not at the moment 2. What is the usecase of p2mp vxlan & is Ingress replication used? Refer PR (806) 3. L2VNI is it included?
Dynamic Policy Based Hashing HLD- Merged *** Deferred from 202106 ***	Apr 13		Nvidia	MSFT Aviz	May 15		7461 - Merged	Yes		Static policy based hashing is supported, dynamic policy based hashing with edit flow is being added
VXLAN src port configuration	N/A		Nvidia	Intel	Aug 30		1205 - Merged	Yes 1205		Controlling the fixed/hash Bits and port range
Automatic techsupport and core dump creation HLD - Open	July 6: Ready for review Reviewed on 7/27/2021		Nvidia	MSFT				No		Triggered by a failure
Upgrade SONiC init flow HLD - Merged	N/A		Nvidia	TBD				Yes		Utilize query statistics SAI API
One line command to extract multiple DBs info of a SONiC component HLD - Merged	Reviewed in this March		Nvidia	MSFT	Jul 13: ready already		No			Infrastructure enhancement for debuggability. Debug command to retrieve config, application and ASIC DBs per component
App extension CLI generation tool HLD - Merged *** Deferred from 202106 ***	Mar 30		Nvidia	MSFT/ LinkedIn	May 30			No		2ndphase of the application extension: a CLI generation tool for application extension programs. An improvements following the current infra available
Reclaim reserved buffer for unused ports	Reviewed on 9/7/2021		Nvidia	MSFT				No
Handle port config change on fly in xcvrd	Reviewed on 9/7/2021		Nvidia					No
Align crmorch with sai_object_type_get_availability			Nvidia	TBD				No PR 942		Will not require a new SAI API, but vendors will have to implement this API for using this functionality
Host interface trap counter	Reviewed on 9/28		Nvidia	TBD	Aug 30			No		ARP, DHCP, LLDP
System with zero port support	N/A		Nvidia	Juniper	Jul 13: ready		109, 221, 3663 - Open ; 1808 - Merged, 1697 - Closed	No		Allows to bring up system and finish the init flow
NVGRE/GRE	Scheduled on 10/12		Nvidia	TBD	9/30/2021 - tentative DD will be provided once the HLD is confirmed			Yes		NVGRE is a Layer 3 tunneling protocol that utilizes a standard GRE header to encapsulate a Layer 2 packet.
ACL orch redesign	Reviewed on 9/22/2021		Nvidia	MSFT/ Aviz	10/15/2021			Yes		Utilize query statistics SAI API
Event-mgmt Infra HLD-Open *** Deferred from 202106 ***	Reviewed on Apr 27 - require a reviewer to sign-off		Dell	TBD	July 13 - ready for review		7813, 48, 85 & 490 - Open	No		A centralized framework for applications in SONiC network operating system to raise “events” and store them for NBIs to consume.
Klish CLI for show-tech support *** Deferred from 202106 *** HLD PR - Open	Apr 6		DELL	MSFT	Jun 30		86, 49, 7816 - Open	No		Klish CLI for show-tech support using the new mgmt.-infra framework
SAG	Reviewed on 8/24/2021		Edgecore	Dell/ Intel BRCM	Aug 30				No	Static Anycast Gateway. To provide anycast gateway for host/VMs. Can be used independently, or with MCLAG to provide single gateway for MC-LAG member host. To provide the possibility for host VM mobility. Both IPv4 and v6
Show running enhancement	July 30 (reviewed on 8/31/2021)		Edgecore	Dell<br>BRCM	Aug 30			No		Enhancement on show running to provide single command (with new argument) to generate CISCO-like CLI running configuration for increasing user readability.
Dynamic port breakout *** Deferred from 202106 ***	2020		LKND	Nvidia/ MSFT			4235, 3910, 1242, 1219, 1148, 1112, 766, 72, 859, 767, 765, 3912, 3911, 3909, 3861, 3730 - Merged 3907, 3891, 3874, 1085, 1151, 1150 -Closed	No
L2 functional and performance enhancements HLD - Merged *** Deferred from 202106 ***	5/21/2019		BRCM	MSFT- tbd DELL - tbd	Apr 10		885, 529 & 1716 - Open 114 - Merged	No		FDB flush, MAC move, FDB aging time configuration, Static FDB configuration and VLAN Range configuration
Storm Control (BUM) HLD - Open *** Deferred from 202106 ***	Apr 6		BRCM	MSFT/ Innovium	Apr 10		1306 & 928 - Open 346 - Merged	No		Independently rate limit ingress Broadcast, Multicast and Unknown Unicast traffic on a bits-per-second basis. IS-CLI configuration
PDK - Platform Development Environment *** Defer from 202106 on 8/25/2021 ***	Done already in 202106 release		BRCM	MSFT				No		Optimizes platform driver and plugin development along with static platform configuration data testing.
Routed sub-interface naming convention HLD PR - Open	8/17/2021(reviewed on 8/31/2021)		BRCM	Dell/ MSFT	9/15/2021			No		Linux kernel has a limitation of 15 character interface name size, modify the sub interface naming convention to keep it in short format (e.g. Eth100.1234, or Po100.1234). This naming change for subinterfaces will kept it uniform across the entire SONiC subsystem (config, show, and in all dbs) for the subinterfaces. DB migrator scripts are enhanced for the name conversion during the upgrade.
CMIS Diagnostics HLD PR - Open	Reviewed on 10/5		BRCM	Dell	10/29/2021				No
System Ready Enhancements	Reviewed on 10/5		BRCM		9/29/2021			No		Today there is no easy way to know when the device is ready in terms of control/dataplane. The change allows declaration of System ready (Syslog/CLI) when all the services(dockers+host) are up and ready. Also define a framework for each service to declare itself ready based on their application criteria.
SONiC for MPLS Dataplane *** Deferred from 202106 *** HLD PR	Reviewed already		Juniper	Intel Metaswitch- tbd				Yes, SAI discussion on going		SONiC support for MPLS dataplane.
DHCP relay IPv6 support HLD - Merged *** Deferred from 202106 ***	March 30		Nvidia	BRCM	10 May		7772 , 6531 , 7789&3565 - Merged	No		Currently DHCP relay supports only IPv4. The idea is to extend the support to IPv6 and it should work for both as the same time. Also, currently DHCP relay is enabled only based on the Type in the METADATA and it must be ‘ToRRouter’. We will remove this restriction and will integrate it with copp manager so user can decide if to have DHCP relay or not regardless of the device type
ACL UDF	TBD		MSFT	Nvidia				No (use existing, vendors to implement)		Support user defined fields in ACL. Comment: Please align with Nvidia team as dynamic policy based hashing requires changes to edit flow.
SONiC management repo Python3 compliance	NA		MSFT/ Nvidia		Oct 30			No		Get SONiC management repo to be Python3 compliant (sized effort with incremental deliverables), no break on Python2 until Python3 is ready
Sonic IPSEC support	Aug 30		Intel	TBD	Aug 30			Yes, discussed SAI subgroup		IPSEC vpn tunnels for secure & route traffic between sites
Dynamic Policy Based Hashing – edit flow + aclorch redesign	TBD		Nvidia	MSFT Aviz				No		Dynamic policy based hashing with edit flow
Gear Box			BRCM					No		Additional enhancements to overcome existing limitations with the current community code
SNMPd Enhancements			BRCM	MSFT				No		Enable ipv6 snmpd support. Generate coldStart/warmStart trap based on reboot reason to differentiate. Removed default SNMP community public for security. Add strerror to SNMP file open failure. There is a possibility for snmpd try to open a device file (for reading statistics) which is already deleted by other applications.
Testcase/Testbed Infrastructure *** Deferred from 202106 ***	TBD		MSFT					No		New test cases and infrastructure improvement [Define scope ]