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[chassis][voq] 400g to100g speed changes for chassis linecards #13935

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Merged
lguohan merged 2 commits into from
Feb 24, 2023
Merged

[chassis][voq] 400g to100g speed changes for chassis linecards #13935

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4b2387e
400g to100g speed changes for chassis linecards
arlakshm Feb 22, 2023
2f1cb1f
address review comments
arlakshm Feb 23, 2023
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9 changes: 9 additions & 0 deletions src/sonic-config-engine/minigraph.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1666,6 +1666,15 @@ def parse_xml(filename, platform=None, port_config_file=None, asic_name=None, hw
if port_name in mgmt_alias_reverse_mapping.keys():
continue

port_default_speed = port_speeds_default.get(port_name, None)
port_png_speed = port_speed_png[port_name]

# when the port speed is changes from 400g to 100g
# update the port lanes, use the first 4 lanes of the 400G port to support 100G port
if port_default_speed == '400000' and port_png_speed == '100000':
port_lanes = ",".join(ports[port_name].get('lanes', '').split(',')[:4])
ports[port_name]['lanes'] = port_lanes

ports.setdefault(port_name, {})['speed'] = port_speed_png[port_name]

for port_name, port in list(ports.items()):
Expand Down
32 changes: 32 additions & 0 deletions src/sonic-config-engine/tests/test_cfggen.py
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,8 @@ def setUp(self):
self.packet_chassis_port_ini = os.path.join(self.test_dir, 'sample-chassis-packet-lc-port-config.ini')
self.macsec_profile = os.path.join(self.test_dir, 'macsec_profile.json')
self.sample_backend_graph = os.path.join(self.test_dir, 'sample-graph-storage-backend.xml')
self.voq_port_config_400g = os.path.join(self.test_dir, 'voq-sample-400g-port-config.ini')
self.voq_sample_masic_graph = os.path.join(self.test_dir, 'voq-sample-masic-graph.xml')
# To ensure that mock config_db data is used for unit-test cases
os.environ["CFGGEN_UNIT_TESTING"] = "2"

Expand Down Expand Up @@ -1022,3 +1024,33 @@ def test_minigraph_packet_chassis_400g_zr_port_config(self):
output_dict = utils.to_dict(output.strip())
self.assertEqual(output_dict['tx_power'], '7.5')
self.assertEqual(output_dict['laser_freq'], 131000)

def test_minigraph_400g_to_100G_speed(self):
argument = ["-j", self.macsec_profile, "-m", self.voq_sample_masic_graph, "-p", self.voq_port_config_400g, "-n", "asic0", "-v", "PORT"]
output = self.run_script(argument)
self.assertEqual(
utils.to_dict(output.strip()),
utils.to_dict(
"{'Ethernet0': {'lanes': '72,73,74,75', 'alias': 'Ethernet1/1', 'index': '1', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth0-ASIC0', 'fec': 'rs', 'description': 'ARISTA01T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet8': {'lanes': '80,81,82,83', 'alias': 'Ethernet2/1', 'index': '2', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth8-ASIC0', 'fec': 'rs', 'description': 'ARISTA01T3:Ethernet2', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet16': {'lanes': '88,89,90,91', 'alias': 'Ethernet3/1', 'index': '3', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth16-ASIC0', 'fec': 'rs', 'description': 'ARISTA03T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet24': {'lanes': '96,97,98,99,100,101,102,103', 'alias': 'Ethernet4/1', 'index': '4', 'role': 'Ext', 'speed': '400000', 'asic_port_name': 'Eth24-ASIC0', 'description': 'ARISTA03T3:Ethernet2', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet32': {'lanes': '104,105,106,107,108,109,110,111', 'alias': 'Ethernet5/1', 'index': '5', 'role': 'Ext', 'speed': '400000', 'asic_port_name': 'Eth32-ASIC0', 'description': 'ARISTA05T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet40': {'lanes': '112,113,114,115,116,117,118,119', 'alias': 'Ethernet6/1', 'index': '6', 'role': 'Ext', 'speed': '400000', 'asic_port_name': 'Eth40-ASIC0', 'description': 'ARISTA05T3:Ethernet2', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet48': {'lanes': '120,121,122,123,124,125,126,127', 'alias': 'Ethernet7/1', 'index': '7', 'role': 'Ext', 'speed': '400000', 'asic_port_name': 'Eth48-ASIC0', 'description': 'ARISTA07T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet56': {'lanes': '128,129,130,131', 'alias': 'Ethernet8/1', 'index': '8', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth56-ASIC0', 'fec': 'rs', 'description': 'ARISTA07T3:Ethernet2', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet64': {'lanes': '136,137,138,139', 'alias': 'Ethernet9/1', 'index': '9', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth64-ASIC0', 'fec': 'rs', 'description': 'ARISTA09T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet72': {'lanes': '64,65,66,67', 'alias': 'Ethernet10/1', 'index': '10', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth72-ASIC0', 'fec': 'rs', 'description': 'ARISTA09T3:Ethernet2', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet80': {'lanes': '56,57,58,59', 'alias': 'Ethernet11/1', 'index': '11', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth80-ASIC0', 'fec': 'rs', 'description': 'ARISTA11T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet88': {'lanes': '48,49,50,51', 'alias': 'Ethernet12/1', 'index': '12', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth88-ASIC0', 'fec': 'rs', 'description': 'ARISTA11T3:Ethernet2', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet96': {'lanes': '40,41,42,43', 'alias': 'Ethernet13/1', 'index': '13', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth96-ASIC0', 'fec': 'rs', 'description': 'ARISTA13T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet104': {'lanes': '32,33,34,35', 'alias': 'Ethernet14/1', 'index': '14', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth104-ASIC0', 'fec': 'rs', 'description': 'ARISTA15T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet112': {'lanes': '24,25,26,27', 'alias': 'Ethernet15/1', 'index': '15', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth112-ASIC0', 'fec': 'rs', 'description': 'ARISTA15T3:Ethernet2', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet120': {'lanes': '16,17,18,19', 'alias': 'Ethernet16/1', 'index': '16', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth120-ASIC0', 'fec': 'rs', 'description': 'ARISTA17T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet128': {'lanes': '8,9,10,11', 'alias': 'Ethernet17/1', 'index': '17', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth128-ASIC0', 'fec': 'rs', 'description': 'ARISTA18T3:Ethernet1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet136': {'lanes': '0,1,2,3', 'alias': 'Ethernet18/1', 'index': '18', 'role': 'Ext', 'speed': '100000', 'asic_port_name': 'Eth136-ASIC0', 'fec': 'rs', 'description': 'ARISTA18T3:Ethernet2', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}, "
"'Ethernet-Rec0': {'lanes': '221', 'alias': 'Recirc0/0', 'index': '37', 'role': 'Rec', 'speed': '400000', 'asic_port_name': 'Rcy0-ASIC0', 'description': 'Recirc0/0', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'},"
"'Ethernet-IB0': {'lanes': '222', 'alias': 'Recirc0/1', 'index': '38', 'role': 'Inb', 'speed': '400000', 'asic_port_name': 'Rcy1-ASIC0', 'description': 'Recirc0/1', 'mtu': '9100', 'tpid': '0x8100', 'pfc_asym': 'off', 'admin_status': 'up'}}"
)
)

21 changes: 21 additions & 0 deletions src/sonic-config-engine/tests/voq-sample-400g-port-config.ini
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Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
# name lanes alias index role speed asic_port_name
Ethernet0 72,73,74,75,76,77,78,79 Ethernet1/1 1 Ext 400000 Eth0-ASIC0
Ethernet8 80,81,82,83,84,85,86,87 Ethernet2/1 2 Ext 400000 Eth8-ASIC0
Ethernet16 88,89,90,91,92,93,94,95 Ethernet3/1 3 Ext 400000 Eth16-ASIC0
Ethernet24 96,97,98,99,100,101,102,103 Ethernet4/1 4 Ext 400000 Eth24-ASIC0
Ethernet32 104,105,106,107,108,109,110,111 Ethernet5/1 5 Ext 400000 Eth32-ASIC0
Ethernet40 112,113,114,115,116,117,118,119 Ethernet6/1 6 Ext 400000 Eth40-ASIC0
Ethernet48 120,121,122,123,124,125,126,127 Ethernet7/1 7 Ext 400000 Eth48-ASIC0
Ethernet56 128,129,130,131,132,133,134,135 Ethernet8/1 8 Ext 400000 Eth56-ASIC0
Ethernet64 136,137,138,139,140,141,142,143 Ethernet9/1 9 Ext 400000 Eth64-ASIC0
Ethernet72 64,65,66,67,68,69,70,71 Ethernet10/1 10 Ext 400000 Eth72-ASIC0
Ethernet80 56,57,58,59,60,61,62,63 Ethernet11/1 11 Ext 400000 Eth80-ASIC0
Ethernet88 48,49,50,51,52,53,54,55 Ethernet12/1 12 Ext 400000 Eth88-ASIC0
Ethernet96 40,41,42,43,44,45,46,47 Ethernet13/1 13 Ext 400000 Eth96-ASIC0
Ethernet104 32,33,34,35,36,37,38,39 Ethernet14/1 14 Ext 400000 Eth104-ASIC0
Ethernet112 24,25,26,27,28,29,30,31 Ethernet15/1 15 Ext 400000 Eth112-ASIC0
Ethernet120 16,17,18,19,20,21,22,23 Ethernet16/1 16 Ext 400000 Eth120-ASIC0
Ethernet128 8,9,10,11,12,13,14,15 Ethernet17/1 17 Ext 400000 Eth128-ASIC0
Ethernet136 0,1,2,3,4,5,6,7 Ethernet18/1 18 Ext 400000 Eth136-ASIC0
Ethernet-Rec0 221 Recirc0/0 37 Rec 400000 Rcy0-ASIC0
Ethernet-IB0 222 Recirc0/1 38 Inb 400000 Rcy1-ASIC0
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