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[201911] FEC none config through minigraph #27

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[201911] FEC none config through minigraph #27

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6 changes: 4 additions & 2 deletions src/sonic-config-engine/minigraph.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1082,9 +1082,11 @@ def parse_xml(filename, platform=None, port_config_file=None, asic_name=None):
for port_name, port in ports.items():
# get port alias from port_config.ini
alias = port.get('alias', port_name)
# generate default 100G FEC
# generate default 100G FEC only if FECDisabled is not true and 'fec' is not defined in port_config.ini
# Note: FECDisabled only be effective on 100G port right now
if port.get('speed') == '100000' and linkmetas.get(alias, {}).get('FECDisabled', '').lower() != 'true':
if linkmetas.get(alias, {}).get('FECDisabled', '').lower() == 'true':
port['fec'] = 'none'
elif not port.get('fec') and port.get('speed') == '100000':
port['fec'] = 'rs'

# If AutoNegotiation is available in the minigraph, we override any value we may have received from port_config.ini
Expand Down
10 changes: 5 additions & 5 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 @@ -296,7 +296,7 @@ def test_minigraph_port_fec_disabled(self):
output = self.run_script(argument)
self.assertEqual(
utils.to_dict(output.strip()),
utils.to_dict("{'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'speed': '100000', 'autoneg': '1'}")
utils.to_dict("{'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'speed': '100000', 'autoneg': '1', 'fec': 'none'}")
)

def test_minigraph_port_autonegotiation(self):
Expand All @@ -307,8 +307,8 @@ def test_minigraph_port_autonegotiation(self):
utils.to_dict(output.strip()),
utils.to_dict(
"{'Ethernet0': {'alias': 'fortyGigE0/0', 'pfc_asym': 'off', 'lanes': '29,30,31,32', 'description': 'fortyGigE0/0', 'mtu': '9100'}, "
"'Ethernet4': {'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'autoneg': '1', 'speed': '100000'}, "
"'Ethernet8': {'lanes': '37,38,39,40', 'description': 'fortyGigE0/8', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/8', 'admin_status': 'up', 'autoneg': '0'}, "
"'Ethernet4': {'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'autoneg': '1', 'speed': '100000', 'fec': 'none'}, "
"'Ethernet8': {'lanes': '37,38,39,40', 'description': 'fortyGigE0/8', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/8', 'admin_status': 'up', 'autoneg': '0', 'fec': 'none'}, "
"'Ethernet12': {'lanes': '33,34,35,36', 'description': 'fortyGigE0/12', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/12', 'admin_status': 'up'}, "
"'Ethernet16': {'lanes': '41,42,43,44', 'description': 'fortyGigE0/16', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/16', 'admin_status': 'up'}, "
"'Ethernet20': {'lanes': '45,46,47,48', 'description': 'fortyGigE0/20', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/20', 'admin_status': 'up'}, "
Expand Down Expand Up @@ -348,8 +348,8 @@ def test_minigraph_port_autonegotiation(self):
utils.to_dict(output.strip()),
utils.to_dict(
"{'Ethernet0': {'lanes': '29,30,31,32', 'description': 'fortyGigE0/0', 'mtu': '9100', 'alias': 'fortyGigE0/0', 'pfc_asym': 'off', 'autoneg': '0'}, "
"'Ethernet4': {'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'autoneg': '1', 'speed': '100000'}, "
"'Ethernet8': {'lanes': '37,38,39,40', 'description': 'fortyGigE0/8', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/8', 'admin_status': 'up', 'autoneg': '0'}, "
"'Ethernet4': {'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'autoneg': '1', 'speed': '100000', 'fec': 'none'}, "
"'Ethernet8': {'lanes': '37,38,39,40', 'description': 'fortyGigE0/8', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/8', 'admin_status': 'up', 'autoneg': '0', 'fec': 'none'}, "
"'Ethernet12': {'lanes': '33,34,35,36', 'description': 'fortyGigE0/12', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/12', 'admin_status': 'up', 'autoneg': '0'}, "
"'Ethernet16': {'lanes': '41,42,43,44', 'description': 'fortyGigE0/16', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/16', 'admin_status': 'up', 'autoneg': '0'}, "
"'Ethernet20': {'lanes': '45,46,47,48', 'description': 'fortyGigE0/20', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/20', 'admin_status': 'up', 'autoneg': '0'}, "
Expand Down