[DPB] Port Breakout Fails with "sonic_yang(3):All Keys are not parsed in CRM"

[alexrallen]

#7195 introduced more potential leaves in the CRM Yang model, particularly...

mpls_inseg_high_threshold
mpls_inseg_low_threshold
mpls_inseg_threshold_type

and

mpls_nexthop_high_threshold
mpls_nexthop_low_threshold
mpls_nexthop_threshold_type

These needed to be added to the Yang model as it is currently causing Dynamic Port Breakout to fail due to not matching on the new fields.

Error:

root@r-bulldog-03:/home/admin# config int break Ethernet0 4x25G[10G]
Do you want to Breakout the port, continue? [y/N]: y

Running Breakout Mode : 1x100G[50G,40G,25G,10G]
Target Breakout Mode : 4x25G[10G]

Ports to be deleted :
 {
    "Ethernet0": "100000"
}
Ports to be added :
 {
    "Ethernet0": "25000",
    "Ethernet1": "25000",
    "Ethernet2": "25000",
    "Ethernet3": "25000"
}

After running Logic to limit the impact

Final list of ports to be deleted :
 {
    "Ethernet0": "100000"
}
Final list of ports to be added :
 {
    "Ethernet0": "25000",
    "Ethernet1": "25000",
    "Ethernet2": "25000",
    "Ethernet3": "25000"
}
Note: Below table(s) have no YANG models:
FEATURE, KDUMP, SNMP, SNMP_COMMUNITY, ZTP,
sonic_yang(3):All Keys are not parsed in CRM
dict_keys(['mpls_inseg_high_threshold', 'mpls_inseg_low_threshold', 'mpls_inseg_threshold_type', 'mpls_nexthop_high_threshold', 'mpls_nexthop_low_threshold', 'mpls_nexthop_threshold_type'])
sonic_yang(3):exceptionList:[]
sonic_yang(3):Data Loading Failed:All Keys are not parsed in CRM
dict_keys(['mpls_inseg_high_threshold', 'mpls_inseg_low_threshold', 'mpls_inseg_threshold_type', 'mpls_nexthop_high_threshold', 'mpls_nexthop_low_threshold', 'mpls_nexthop_threshold_type'])
Data Loading Failed
All Keys are not parsed in CRM
dict_keys(['mpls_inseg_high_threshold', 'mpls_inseg_low_threshold', 'mpls_inseg_threshold_type', 'mpls_nexthop_high_threshold', 'mpls_nexthop_low_threshold', 'mpls_nexthop_threshold_type'])
ConfigMgmt Class creation failed
Failed to break out Port. Error: Failed to load the config. Error: ConfigMgmtDPB Class creation failed

[praveen-li]

The fix is to add new fields in CRM yang model...
as per #7195

Should be assigned to @qbdwlr

[qbdwlr]

@praveen-li CRM yang models were originally part of #7195, but were removed due to yang sub-group review scheduling. init_cfg.json.j2 changes here should have been moved to the new yang model PR #7881.

[liat-grozovik]

@smaheshm can you please help to take it with the owner of #7195