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[baseimage]: Subnet route added for management interface (eth0) - "fixes #1023" (#1142)

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* Added management subnet route to route table-default in kernel.

* Added sample output to interface file
This commit is contained in:
Prince Sunny 2017-11-14 08:19:24 -08:00 committed by lguohan
parent 6284452535
commit 803c263331
2 changed files with 6 additions and 0 deletions
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2
files/image_config/interfaces/interfaces.j2
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@ -28,12 +28,14 @@ iface eth0 {{ 'inet' if prefix | ipv4 else 'inet6' }} static
########## management network policy routing rules
# management port up rules
up ip {{ '-4' if prefix | ipv4 else '-6' }} route add default via {{ MGMT_INTERFACE[(name, prefix)]['gwaddr'] }} dev eth0 table default
up ip {{ '-4' if prefix | ipv4 else '-6' }} route add {{ prefix | network }}/{{ prefix | prefixlen }} dev eth0 table default
up ip {{ '-4' if prefix | ipv4 else '-6' }} rule add from {{ prefix | ip }}/{{ '32' if prefix | ipv4 else '128' }} table default
{% for route in MGMT_INTERFACE[(name, prefix)]['forced_mgmt_routes'] %}
up ip rule add to {{ route }} table default
{% endfor %}
# management port down rules
down ip {{ '-4' if prefix | ipv4 else '-6' }} route delete default via {{ MGMT_INTERFACE[(name, prefix)]['gwaddr'] }} dev eth0 table default
down ip {{ '-4' if prefix | ipv4 else '-6' }} route delete {{ prefix | network }}/{{ prefix | prefixlen }} dev eth0 table default
down ip {{ '-4' if prefix | ipv4 else '-6' }} rule delete from {{ prefix | ip }}/{{ '32' if prefix | ipv4 else '128' }} table default
{% for route in MGMT_INTERFACE[(name, prefix)]['forced_mgmt_routes'] %}
down ip rule delete to {{ route }} table default

4
src/sonic-config-engine/tests/sample_output/interfaces
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@ -23,9 +23,11 @@ iface eth0 inet static
########## management network policy routing rules
# management port up rules
up ip -4 route add default via 10.0.0.1 dev eth0 table default
up ip -4 route add 10.0.0.0/24 dev eth0 table default
up ip -4 rule add from 10.0.0.100/32 table default
# management port down rules
down ip -4 route delete default via 10.0.0.1 dev eth0 table default
down ip -4 route delete 10.0.0.0/24 dev eth0 table default
down ip -4 rule delete from 10.0.0.100/32 table default
iface eth0 inet6 static
address 2603:10e2:0:2902::8
@ -33,9 +35,11 @@ iface eth0 inet6 static
########## management network policy routing rules
# management port up rules
up ip -6 route add default via 2603:10e2:0:2902::1 dev eth0 table default
up ip -6 route add 2603:10e2:0:2902::/64 dev eth0 table default
up ip -6 rule add from 2603:10e2:0:2902::8/128 table default
# management port down rules
down ip -6 route delete default via 2603:10e2:0:2902::1 dev eth0 table default
down ip -6 route delete 2603:10e2:0:2902::/64 dev eth0 table default
down ip -6 rule delete from 2603:10e2:0:2902::8/128 table default
#
# The switch front panel interfaces