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Ensuring ipv4 config ahead of ipv6 in /etc/network/interfaces file for mgmt interface #1544

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Ensuring ipv4 config ahead of ipv6 in /etc/network/interfaces file for mgmt interface #1544

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32c2c9d
In generating the interfaces file, put ipv4 config ahead of ipv6 for the
wendani Mar 29, 2018
0b44ae9
Merge remote-tracking branch 'public/master' into intrfaces
wendani Mar 29, 2018
528ebbc
For each interface, sift up its ipv4 config profile to the top
wendani Apr 2, 2018
f934a97
Merge branch 'publicmaster' into intrfaces
wendani Apr 2, 2018
a027d7c
Improve codes
wendani Apr 2, 2018
4b8126d
Sort with interface name as the primary key and sift up ipv4 address
wendani Apr 2, 2018
fb52836
Change function name and add comment as requested
wendani Apr 2, 2018
45dad1a
Merge remote-tracking branch 'public/master' into intrfaces
wendani Apr 2, 2018
bb898ae
Update unit test on interfaces.j2 template:
wendani Apr 3, 2018
e78a8d2
Merge remote-tracking branch 'public/master' into intrfaces
wendani Apr 10, 2018
569f703
Merge remote-tracking branch 'public/master' into intrfaces
wendani Apr 14, 2018
eec9686
Merge remote-tracking branch 'public/master' into intrfaces
wendani Apr 19, 2018
3e177aa
Merge remote-tracking branch 'public/master' into intrfaces
wendani Apr 20, 2018
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14 changes: 7 additions & 7 deletions src/sonic-config-engine/tests/sample_output/interfaces
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Original file line number Diff line number Diff line change
Expand Up @@ -30,17 +30,17 @@ iface eth0 inet static
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
address 603:10e2:0:2902::8
netmask 64
########## 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
up ip -6 route add default via 603:10e2:0:2902::1 dev eth0 table default
up ip -6 route add 603:10e2:0:2902::/64 dev eth0 table default
up ip -6 rule add from 603:10e2:0:2902::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
down ip -6 route delete default via 603:10e2:0:2902::1 dev eth0 table default
down ip -6 route delete 603:10e2:0:2902::/64 dev eth0 table default
down ip -6 rule delete from 603:10e2:0:2902::8/128 table default
#
# The switch front panel interfaces
# "|| true" is added to suppress the error when interface is already a member of LAG
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4 changes: 2 additions & 2 deletions src/sonic-config-engine/tests/t0-sample-graph.xml
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Expand Up @@ -167,9 +167,9 @@
<Name>HostIP</Name>
<AttachTo>eth0</AttachTo>
<a:Prefix xmlns:b="Microsoft.Search.Autopilot.Evolution">
<b:IPPrefix>2603:10e2:0:2902::8/64</b:IPPrefix>
<b:IPPrefix>603:10e2:0:2902::8/64</b:IPPrefix>
</a:Prefix>
<a:PrefixStr>2603:10e2:0:2902::8/64</a:PrefixStr>
<a:PrefixStr>603:10e2:0:2902::8/64</a:PrefixStr>
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Change the ipv6 address such that without the sort_by_prefix filter, the interfaces.j2 template will place ipv6 profile ahead of ipv4:

--- sample_output/interfaces 2018-04-02 21:28:10.122688400 +0000
+++ /home/localadmin/interfaces 2018-04-02 23:36:40.086688400 +0000
@@ -17,6 +17,18 @@
#
# The management network interface
auto eth0
+iface eth0 inet6 static
+ address 603:10e2:0:2902::8
+ netmask 64
+ ########## management network policy routing rules
+ # management port up rules
+ up ip -6 route add default via 603:10e2:0:2902::1 dev eth0 table default
+ up ip -6 route add 603:10e2:0:2902::/64 dev eth0 table default
+ up ip -6 rule add from 603:10e2:0:2902::8/128 table default
+ # management port down rules
+ down ip -6 route delete default via 603:10e2:0:2902::1 dev eth0 table default
+ down ip -6 route delete 603:10e2:0:2902::/64 dev eth0 table default
+ down ip -6 rule delete from 603:10e2:0:2902::8/128 table default
iface eth0 inet static
address 10.0.0.100
netmask 255.255.255.0
@@ -31,18 +43,6 @@
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
down ip rule delete to 10.20.6.16/32 table default
-iface eth0 inet6 static
- address 2603:10e2:0:2902::8
- netmask 64
- ########## 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
# "|| true" is added to suppress the error when interface is already a member of LAG

</a:ManagementIPInterface>
</ManagementIPInterfaces>
<ManagementVIPInterfaces xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution"/>
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