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ldp-topo1: Add new LDP Topology Test

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This commit is contained in:
Martin Winter 2017-01-16 09:36:13 -08:00 committed by Donald Sharp
parent e631b5186f
commit f03e38f397
45 changed files with 1413 additions and 0 deletions
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tests/topotests/ldp-topo1/ldpd-test1.tar Normal file
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tests/topotests/ldp-topo1/r1/ip_mpls_route.ref Normal file
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xx as to xx via inet 10.0.1.2 dev r1-eth0 proto zebra
xx as to xx via inet 10.0.1.2 dev r1-eth0 proto zebra
xx via inet 10.0.1.2 dev r1-eth0 proto zebra
xx via inet 10.0.1.2 dev r1-eth0 proto zebra
xx via inet 10.0.1.2 dev r1-eth0 proto zebra

15
tests/topotests/ldp-topo1/r1/ldpd.conf Normal file
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hostname r1
log file /tmp/r1-ldpd.log
!
mpls ldp
router-id 1.1.1.1
!
address-family ipv4
discovery transport-address 1.1.1.1
!
interface r1-eth0
!
!
!
line vty
!

7
tests/topotests/ldp-topo1/r1/ospfd.conf Normal file
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hostname r1
log file /tmp/r1-ospfd.log
!
router ospf
router-id 1.1.1.1
network 0.0.0.0/0 area 0
!

7
tests/topotests/ldp-topo1/r1/show_ipv4_route.ref Normal file
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O 1.1.1.1/32 [110/0] is directly connected, lo
O>* 2.2.2.2/32 [110/10] via 10.0.1.2, r1-eth0
O>* 3.3.3.3/32 [110/20] via 10.0.1.2, r1-eth0 label xxx
O>* 4.4.4.4/32 [110/20] via 10.0.1.2, r1-eth0 label xxx
O 10.0.1.0/24 [110/10] is directly connected, r1-eth0
O>* 10.0.2.0/24 [110/20] via 10.0.1.2, r1-eth0
O>* 10.0.3.0/24 [110/20] via 10.0.1.2, r1-eth0

42
tests/topotests/ldp-topo1/r1/show_mpls_ldp_binding.ref Normal file
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1.1.1.1/32
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 xxx
2.2.2.2/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
3.3.3.3/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 xxx
4.4.4.4/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 xxx
10.0.1.0/24
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
10.0.2.0/24
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
10.0.3.0/24
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null

7
tests/topotests/ldp-topo1/r1/show_mpls_ldp_discovery.ref Normal file
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Local LDP Identifier: 1.1.1.1:0
Discovery Sources:
Interfaces:
r1-eth0: xmit/recv
LDP Id: 2.2.2.2:0, Transport address: 2.2.2.2
Hold time: 15 sec
Targeted Hellos:

2
tests/topotests/ldp-topo1/r1/show_mpls_ldp_interface.ref Normal file
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AF Interface State Uptime Hello Timers ac
ipv4 r1-eth0 ACTIVE xx:xx:xx 5/15 1

8
tests/topotests/ldp-topo1/r1/show_mpls_ldp_neighbor.ref Normal file
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Peer LDP Identifier: 2.2.2.2:0
TCP connection: 1.1.1.1:xxx - 2.2.2.2:xxx
Session Holdtime: 180 sec
State: OPERATIONAL; Downstream-Unsolicited
Up time: xx:xx:xx
LDP Discovery Sources:
IPv4:
Interface: r1-eth0

8
tests/topotests/ldp-topo1/r1/show_mpls_table.ref Normal file
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Inbound Outbound
Label Type Nexthop Label
-------- ------- --------------- --------
XX LDP 10.0.1.2 3
XX LDP 10.0.1.2 3
XX LDP 10.0.1.2 3
XX LDP 10.0.1.2 XX
XX LDP 10.0.1.2 XX

17
tests/topotests/ldp-topo1/r1/zebra.conf Normal file
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log file /tmp/r1-zebra.log
!
hostname r1
!
interface lo
ip address 1.1.1.1/32
!
interface r1-eth0
description to sw0
ip address 10.0.1.1/24
no link-detect
!
ip forwarding
!
!
line vty
!

7
tests/topotests/ldp-topo1/r2/how_mpls_table.ref Normal file
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Inbound Outbound
Label Type Nexthop Label
-------- ------- --------------- --------
16 LDP 10.0.2.3 3
16 LDP 10.0.3.3 3
17 LDP 10.0.1.1 3
18 LDP 10.0.2.4 3

5
tests/topotests/ldp-topo1/r2/ip_mpls_route.ref Normal file
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xx proto zebra
nexthopvia inet 10.0.2.3 dev r2-eth1 weight 1
nexthopvia inet 10.0.3.3 dev r2-eth2 weight 1
xx via inet 10.0.1.1 dev r2-eth0 proto zebra
xx via inet 10.0.2.4 dev r2-eth1 proto zebra

17
tests/topotests/ldp-topo1/r2/ldpd.conf Normal file
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hostname r2
log file /tmp/r2-ldpd.log
!
mpls ldp
router-id 2.2.2.2
!
address-family ipv4
discovery transport-address 2.2.2.2
!
interface r2-eth0
!
interface r2-eth1
!
!
!
line vty
!

7
tests/topotests/ldp-topo1/r2/ospfd.conf Normal file
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hostname r2
log file /tmp/r2-ospfd.log
!
router ospf
router-id 2.2.2.2
network 0.0.0.0/0 area 0
!

7
tests/topotests/ldp-topo1/r2/show_ipv4_route.ref Normal file
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O>* 1.1.1.1/32 [110/10] via 10.0.1.1, r2-eth0
O 2.2.2.2/32 [110/0] is directly connected, lo
O>* 3.3.3.3/32 [110/10] via 10.0.2.3, r2-eth1
O>* 4.4.4.4/32 [110/10] via 10.0.2.4, r2-eth1
O 10.0.1.0/24 [110/10] is directly connected, r2-eth0
O 10.0.2.0/24 [110/10] is directly connected, r2-eth1
O 10.0.3.0/24 [110/10] is directly connected, r2-eth2

56
tests/topotests/ldp-topo1/r2/show_mpls_ldp_binding.ref Normal file
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1.1.1.1/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
1.1.1.1 imp-null
3.3.3.3 xxx
4.4.4.4 xxx
2.2.2.2/32
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
1.1.1.1 xxx
3.3.3.3 xxx
4.4.4.4 xxx
3.3.3.3/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
1.1.1.1 xxx
3.3.3.3 imp-null
4.4.4.4 xxx
4.4.4.4/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
1.1.1.1 xxx
3.3.3.3 xxx
4.4.4.4 imp-null
10.0.1.0/24
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
1.1.1.1 imp-null
3.3.3.3 xxx
4.4.4.4 xxx
10.0.2.0/24
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
1.1.1.1 xxx
3.3.3.3 imp-null
4.4.4.4 imp-null
10.0.3.0/24
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
1.1.1.1 xxx
3.3.3.3 imp-null
4.4.4.4 xxx

12
tests/topotests/ldp-topo1/r2/show_mpls_ldp_discovery.ref Normal file
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Local LDP Identifier: 2.2.2.2:0
Discovery Sources:
Interfaces:
r2-eth1: xmit/recv
LDP Id: 4.4.4.4:0, Transport address: 4.4.4.4
Hold time: 15 sec
LDP Id: 3.3.3.3:0, Transport address: 3.3.3.3
Hold time: 15 sec
r2-eth0: xmit/recv
LDP Id: 1.1.1.1:0, Transport address: 1.1.1.1
Hold time: 15 sec
Targeted Hellos:

3
tests/topotests/ldp-topo1/r2/show_mpls_ldp_interface.ref Normal file
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AF Interface State Uptime Hello Timers ac
ipv4 r2-eth1 ACTIVE xx:xx:xx 5/15 2
ipv4 r2-eth0 ACTIVE xx:xx:xx 5/15 1

26
tests/topotests/ldp-topo1/r2/show_mpls_ldp_neighbor.ref Normal file
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Peer LDP Identifier: 1.1.1.1:0
TCP connection: 2.2.2.2:xxx - 1.1.1.1:xxx
Session Holdtime: 180 sec
State: OPERATIONAL; Downstream-Unsolicited
Up time: xx:xx:xx
LDP Discovery Sources:
IPv4:
Interface: r2-eth0
Peer LDP Identifier: 3.3.3.3:0
TCP connection: 2.2.2.2:xxx - 3.3.3.3:xxx
Session Holdtime: 180 sec
State: OPERATIONAL; Downstream-Unsolicited
Up time: xx:xx:xx
LDP Discovery Sources:
IPv4:
Interface: r2-eth1
Peer LDP Identifier: 4.4.4.4:0
TCP connection: 2.2.2.2:xxx - 4.4.4.4:xxx
Session Holdtime: 180 sec
State: OPERATIONAL; Downstream-Unsolicited
Up time: xx:xx:xx
LDP Discovery Sources:
IPv4:
Interface: r2-eth1

7
tests/topotests/ldp-topo1/r2/show_mpls_table.ref Normal file
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Inbound Outbound
Label Type Nexthop Label
-------- ------- --------------- --------
XX LDP 10.0.1.1 3
XX LDP 10.0.2.3 3
XX LDP 10.0.2.4 3
XX LDP 10.0.3.3 3

27
tests/topotests/ldp-topo1/r2/zebra.conf Normal file
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log file /tmp/r2-zebra.log
!
hostname r2
!
interface lo
ip address 2.2.2.2/32
!
interface r2-eth0
description to sw0
ip address 10.0.1.2/24
no link-detect
!
interface r2-eth1
description to sw1
ip address 10.0.2.2/24
no link-detect
!
interface r2-eth2
description to sw2
ip address 10.0.3.2/24
no link-detect
!
ip forwarding
!
!
line vty
!

10
tests/topotests/ldp-topo1/r3/how_mpls_table.ref Normal file
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Inbound Outbound
Label Type Nexthop Label
-------- ------- --------------- --------
16 LDP 10.0.2.2 3
16 LDP 10.0.3.2 3
17 LDP 10.0.2.2 3
17 LDP 10.0.3.2 3
18 LDP 10.0.2.2 17
18 LDP 10.0.3.2 17
19 LDP 10.0.2.4 3

10
tests/topotests/ldp-topo1/r3/ip_mpls_route.ref Normal file
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xx proto zebra
nexthopvia inet 10.0.2.2 dev r3-eth0 weight 1
nexthopvia inet 10.0.3.2 dev r3-eth1 weight 1
xx proto zebra
nexthopvia inet 10.0.2.2 dev r3-eth0 weight 1
nexthopvia inet 10.0.3.2 dev r3-eth1 weight 1
xx proto zebra
nexthopvia inet 10.0.2.2 dev r3-eth0 weight 1
nexthopvia inet 10.0.3.2 dev r3-eth1 weight 1
xx via inet 10.0.2.4 dev r3-eth0 proto zebra

15
tests/topotests/ldp-topo1/r3/ldpd.conf Normal file
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hostname r3
log file /tmp/r3-ldpd.log
!
mpls ldp
router-id 3.3.3.3
!
address-family ipv4
discovery transport-address 3.3.3.3
!
interface r3-eth0
!
!
!
line vty
!

8
tests/topotests/ldp-topo1/r3/ospfd.conf Normal file
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hostname r3
password 1
log file /tmp/r3-ospfd.log
!
router ospf
router-id 3.3.3.3
network 0.0.0.0/0 area 0
!

7
tests/topotests/ldp-topo1/r3/show_ipv4_route.ref Normal file
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O>* 1.1.1.1/32 [110/20] via 10.0.2.2, r3-eth0 label xxx
O>* 2.2.2.2/32 [110/10] via 10.0.2.2, r3-eth0
O 3.3.3.3/32 [110/0] is directly connected, lo
O>* 4.4.4.4/32 [110/10] via 10.0.2.4, r3-eth0
O>* 10.0.1.0/24 [110/20] via 10.0.2.2, r3-eth0
O 10.0.2.0/24 [110/10] is directly connected, r3-eth0
O 10.0.3.0/24 [110/10] is directly connected, r3-eth1

49
tests/topotests/ldp-topo1/r3/show_mpls_ldp_binding.ref Normal file
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1.1.1.1/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 xxx
4.4.4.4 xxx
2.2.2.2/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
4.4.4.4 xxx
3.3.3.3/32
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 xxx
4.4.4.4 xxx
4.4.4.4/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 xxx
4.4.4.4 imp-null
10.0.1.0/24
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
4.4.4.4 xxx
10.0.2.0/24
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
4.4.4.4 imp-null
10.0.3.0/24
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
4.4.4.4 xxx

9
tests/topotests/ldp-topo1/r3/show_mpls_ldp_discovery.ref Normal file
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Local LDP Identifier: 3.3.3.3:0
Discovery Sources:
Interfaces:
r3-eth0: xmit/recv
LDP Id: 2.2.2.2:0, Transport address: 2.2.2.2
Hold time: 15 sec
LDP Id: 4.4.4.4:0, Transport address: 4.4.4.4
Hold time: 15 sec
Targeted Hellos:

2
tests/topotests/ldp-topo1/r3/show_mpls_ldp_interface.ref Normal file
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AF Interface State Uptime Hello Timers ac
ipv4 r3-eth0 ACTIVE xx:xx:xx 5/15 2

17
tests/topotests/ldp-topo1/r3/show_mpls_ldp_neighbor.ref Normal file
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Peer LDP Identifier: 2.2.2.2:0
TCP connection: 3.3.3.3:xxx - 2.2.2.2:xxx
Session Holdtime: 180 sec
State: OPERATIONAL; Downstream-Unsolicited
Up time: xx:xx:xx
LDP Discovery Sources:
IPv4:
Interface: r3-eth0
Peer LDP Identifier: 4.4.4.4:0
TCP connection: 3.3.3.3:xxx - 4.4.4.4:xxx
Session Holdtime: 180 sec
State: OPERATIONAL; Downstream-Unsolicited
Up time: xx:xx:xx
LDP Discovery Sources:
IPv4:
Interface: r3-eth0

10
tests/topotests/ldp-topo1/r3/show_mpls_table.ref Normal file
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Inbound Outbound
Label Type Nexthop Label
-------- ------- --------------- --------
XX LDP 10.0.2.2 3
XX LDP 10.0.2.2 3
XX LDP 10.0.2.2 XX
XX LDP 10.0.2.4 3
XX LDP 10.0.3.2 3
XX LDP 10.0.3.2 3
XX LDP 10.0.3.2 XX

22
tests/topotests/ldp-topo1/r3/zebra.conf Normal file
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log file /tmp/r3-zebra.log
!
hostname r3
!
interface lo
ip address 3.3.3.3/32
!
interface r3-eth0
description to sw1
ip address 10.0.2.3/24
no link-detect
!
interface r3-eth1
description to sw2
ip address 10.0.3.3/24
no link-detect
!
ip forwarding
!
!
line vty
!

9
tests/topotests/ldp-topo1/r4/how_mpls_table.ref Normal file
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@ -0,0 +1,9 @@
Inbound Outbound
Label Type Nexthop Label
-------- ------- --------------- --------
16 LDP 10.0.2.2 17
17 LDP 10.0.2.2 3
18 LDP 10.0.2.3 3
19 LDP 10.0.2.2 3
20 LDP 10.0.2.3 3
20 LDP 10.0.2.2 3

7
tests/topotests/ldp-topo1/r4/ip_mpls_route.ref Normal file
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xx proto zebra
nexthopvia inet 10.0.2.2 dev r4-eth0 weight 1
nexthopvia inet 10.0.2.3 dev r4-eth0 weight 1
xx as to xx via inet 10.0.2.2 dev r4-eth0 proto zebra
xx via inet 10.0.2.2 dev r4-eth0 proto zebra
xx via inet 10.0.2.2 dev r4-eth0 proto zebra
xx via inet 10.0.2.3 dev r4-eth0 proto zebra

15
tests/topotests/ldp-topo1/r4/ldpd.conf Normal file
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hostname r4
log file /tmp/r4-ldpd.log
!
mpls ldp
router-id 4.4.4.4
!
address-family ipv4
discovery transport-address 4.4.4.4
!
interface r4-eth0
!
!
!
line vty
!

7
tests/topotests/ldp-topo1/r4/ospfd.conf Normal file
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hostname r4
log file /tmp/r4-ospfd.log
!
router ospf
router-id 4.4.4.4
network 0.0.0.0/0 area 0
!

7
tests/topotests/ldp-topo1/r4/show_ipv4_route.ref Normal file
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@ -0,0 +1,7 @@
O>* 1.1.1.1/32 [110/20] via 10.0.2.2, r4-eth0 label xxx
O>* 2.2.2.2/32 [110/10] via 10.0.2.2, r4-eth0
O>* 3.3.3.3/32 [110/10] via 10.0.2.3, r4-eth0
O 4.4.4.4/32 [110/0] is directly connected, lo
O>* 10.0.1.0/24 [110/20] via 10.0.2.2, r4-eth0
O 10.0.2.0/24 [110/10] is directly connected, r4-eth0
O>* 10.0.3.0/24 [110/20] via 10.0.2.2, r4-eth0

49
tests/topotests/ldp-topo1/r4/show_mpls_ldp_binding.ref Normal file
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1.1.1.1/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 xxx
3.3.3.3 xxx
2.2.2.2/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
3.3.3.3 xxx
3.3.3.3/32
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 xxx
3.3.3.3 imp-null
4.4.4.4/32
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 xxx
3.3.3.3 xxx
10.0.1.0/24
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
3.3.3.3 xxx
10.0.2.0/24
Local binding: label: imp-null
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
3.3.3.3 imp-null
10.0.3.0/24
Local binding: label: xxx
Remote bindings:
Peer Label
----------------- ---------
2.2.2.2 imp-null
3.3.3.3 imp-null

9
tests/topotests/ldp-topo1/r4/show_mpls_ldp_discovery.ref Normal file
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Local LDP Identifier: 4.4.4.4:0
Discovery Sources:
Interfaces:
r4-eth0: xmit/recv
LDP Id: 3.3.3.3:0, Transport address: 3.3.3.3
Hold time: 15 sec
LDP Id: 2.2.2.2:0, Transport address: 2.2.2.2
Hold time: 15 sec
Targeted Hellos:

2
tests/topotests/ldp-topo1/r4/show_mpls_ldp_interface.ref Normal file
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@ -0,0 +1,2 @@
AF Interface State Uptime Hello Timers ac
ipv4 r4-eth0 ACTIVE xx:xx:xx 5/15 2

17
tests/topotests/ldp-topo1/r4/show_mpls_ldp_neighbor.ref Normal file
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@ -0,0 +1,17 @@
Peer LDP Identifier: 2.2.2.2:0
TCP connection: 4.4.4.4:xxx - 2.2.2.2:xxx
Session Holdtime: 180 sec
State: OPERATIONAL; Downstream-Unsolicited
Up time: xx:xx:xx
LDP Discovery Sources:
IPv4:
Interface: r4-eth0
Peer LDP Identifier: 3.3.3.3:0
TCP connection: 4.4.4.4:xxx - 3.3.3.3:xxx
Session Holdtime: 180 sec
State: OPERATIONAL; Downstream-Unsolicited
Up time: xx:xx:xx
LDP Discovery Sources:
IPv4:
Interface: r4-eth0

9
tests/topotests/ldp-topo1/r4/show_mpls_table.ref Normal file
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@ -0,0 +1,9 @@
Inbound Outbound
Label Type Nexthop Label
-------- ------- --------------- --------
XX LDP 10.0.2.2 3
XX LDP 10.0.2.2 3
XX LDP 10.0.2.2 3
XX LDP 10.0.2.2 XX
XX LDP 10.0.2.3 3
XX LDP 10.0.2.3 3

17
tests/topotests/ldp-topo1/r4/zebra.conf Normal file
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@ -0,0 +1,17 @@
log file /tmp/r4-zebra.log
!
hostname r4
!
interface lo
ip address 4.4.4.4/32
!
interface r4-eth0
description to sw1
ip address 10.0.2.4/24
no link-detect
!
ip forwarding
!
!
line vty
!

814
tests/topotests/ldp-topo1/test_ldp_topo1.py Executable file
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#!/usr/bin/env python
#
# test_bgp_multiview_topo1.py
# Part of NetDEF Topology Tests
#
# Copyright (c) 2016 by
# Network Device Education Foundation, Inc. ("NetDEF")
#
# Permission to use, copy, modify, and/or distribute this software
# for any purpose with or without fee is hereby granted, provided
# that the above copyright notice and this permission notice appear
# in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND NETDEF DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NETDEF BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY
# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
# OF THIS SOFTWARE.
#
"""
test_ldp_topo1.py: Simple FRR/Quagga LDP Test
+---------+
| r1 |
| 1.1.1.1 |
+----+----+
| .1 r1-eth0
|
~~~~~~~~~~~~~
~~ sw0 ~~
~~ 10.0.1.0/24 ~~
~~~~~~~~~~~~~
|10.0.1.0/24
|
| .2 r2-eth0
+----+----+
| r2 |
| 2.2.2.2 |
+--+---+--+
r2-eth2 .2 | | .2 r2-eth1
______/ \______
/ \
~~~~~~~~~~~~~ ~~~~~~~~~~~~~
~~ sw2 ~~ ~~ sw1 ~~
~~ 10.0.3.0/24 ~~ ~~ 10.0.2.0/24 ~~
~~~~~~~~~~~~~ ~~~~~~~~~~~~~
| / |
\ _________/ |
\ / \
r3-eth1 .3 | | .3 r3-eth0 | .4 r4-eth0
+----+--+---+ +----+----+
| r3 | | r4 |
| 3.3.3.3 | | 4.4.4.4 |
+-----------+ +---------+
"""
import os
import re
import sys
import difflib
import StringIO
import glob
import subprocess
import platform
from mininet.topo import Topo
from mininet.net import Mininet
from mininet.node import Node, OVSSwitch, Host
from mininet.log import setLogLevel, info
from mininet.cli import CLI
from mininet.link import Intf
from functools import partial
from time import sleep
import pytest
fatal_error = ""
def int2dpid(dpid):
"Converting Integer to DPID"
try:
dpid = hex(dpid)[2:]
dpid = '0'*(16-len(dpid))+dpid
return dpid
except IndexError:
raise Exception('Unable to derive default datapath ID - '
'please either specify a dpid or use a '
'canonical switch name such as s23.')
class LinuxRouter(Node):
"A Node with IPv4/IPv6 forwarding enabled."
def config(self, **params):
super(LinuxRouter, self).config(**params)
# Enable forwarding on the router
self.cmd('sysctl net.ipv4.ip_forward=1')
self.cmd('sysctl net.ipv6.conf.all.forwarding=1')
def terminate(self):
"""
Terminate generic LinuxRouter Mininet instance
"""
self.cmd('sysctl net.ipv4.ip_forward=0')
self.cmd('sysctl net.ipv6.conf.all.forwarding=0')
super(LinuxRouter, self).terminate()
class QuaggaRouter(Node):
"A Node with IPv4/IPv6 forwarding enabled and Quagga as Routing Engine"
def config(self, **params):
super(QuaggaRouter, self).config(**params)
# Check if Quagga or FRR is installed
if os.path.isfile('/usr/lib/frr/zebra'):
self.routertype = 'frr'
elif os.path.isfile('/usr/lib/quagga/zebra'):
self.routertype = 'quagga'
else:
raise Exception('No FRR or Quagga found in ususal location')
# Enable forwarding on the router
self.cmd('sysctl net.ipv4.ip_forward=1')
self.cmd('sysctl net.ipv6.conf.all.forwarding=1')
# Enable coredumps
self.cmd('sysctl kernel.core_uses_pid=1')
self.cmd('sysctl fs.suid_dumpable=2')
self.cmd("sysctl kernel.core_pattern=/tmp/%s_%%e_core-sig_%%s-pid_%%p.dmp" % self.name)
self.cmd('ulimit -c unlimited')
# Set ownership of config files
self.cmd('chown %s:%svty /etc/%s' % (self.routertype, self.routertype, self.routertype))
self.daemons = {'zebra': 0, 'ripd': 0, 'ripngd': 0, 'ospfd': 0,
'ospf6d': 0, 'isisd': 0, 'bgpd': 0, 'pimd': 0,
'ldpd': 0}
def terminate(self):
# Delete Running Quagga Daemons
rundaemons = self.cmd('ls -1 /var/run/%s/*.pid' % self.routertype)
for d in StringIO.StringIO(rundaemons):
self.cmd('kill -7 `cat %s`' % d.rstrip())
self.waitOutput()
# Disable forwarding
self.cmd('sysctl net.ipv4.ip_forward=0')
self.cmd('sysctl net.ipv6.conf.all.forwarding=0')
super(QuaggaRouter, self).terminate()
def removeIPs(self):
for interface in self.intfNames():
self.cmd('ip address flush', interface)
def loadConf(self, daemon, source=None):
# print "Daemons before:", self.daemons
if daemon in self.daemons.keys():
self.daemons[daemon] = 1
if source is None:
self.cmd('touch /etc/%s/%s.conf' % (self.routertype, daemon))
self.waitOutput()
else:
self.cmd('cp %s /etc/%s/%s.conf' % (source, self.routertype, daemon))
self.waitOutput()
self.cmd('chmod 640 /etc/%s/%s.conf' % (self.routertype, daemon))
self.waitOutput()
self.cmd('chown %s:%s /etc/%s/%s.conf' % (self.routertype, self.routertype, self.routertype, daemon))
self.waitOutput()
else:
print("No daemon %s known" % daemon)
# print "Daemons after:", self.daemons
def startQuagga(self):
global fatal_error
# Disable integrated-vtysh-config
with open('/etc/%s/vtysh.conf' % self.routertype, "w") as vtyshfile:
vtyshfile.write('no service integrated-vtysh-config')
self.cmd('chown %s:%svty /etc/%s/vtysh.conf' % (self.routertype, self.routertype, self.routertype))
# Try to find relevant old logfiles in /tmp and delete them
map(os.remove, glob.glob("/tmp/*%s*.log" % self.name))
# Remove old core files
map(os.remove, glob.glob("/tmp/%s*.dmp" % self.name))
# Remove IP addresses from OS first - we have them in zebra.conf
self.removeIPs()
# If ldp is used, check for LDP to be compiled and Linux Kernel to be 4.5 or higher
# No error - but return message and skip all the tests
if self.daemons['ldpd'] == 1:
if not os.path.isfile('/usr/lib/%s/ldpd' % self.routertype):
fatal_error = "LDP Test, but no ldpd compiled or installed"
print("LDP Test, but no ldpd compiled or installed")
return
kernel_version = re.search(r'([0-9]+\.[0-9]+).*', platform.release())
if kernel_version:
if float(kernel_version.group(1)) < 4.5:
fatal_error = "LDP Test need Linux Kernel 4.5 minimum"
print("LDP Test need Linux Kernel 4.5 minimum")
return
# Add mpls modules to kernel if we use LDP
if self.daemons['ldpd'] == 1:
self.cmd('/sbin/modprobe mpls-router')
self.cmd('/sbin/modprobe mpls-iptunnel')
self.cmd('echo 100000 > /proc/sys/net/mpls/platform_labels')
# Start Zebra first
if self.daemons['zebra'] == 1:
self.cmd('/usr/lib/%s/zebra -d' % self.routertype)
self.waitOutput()
print('%s: %s zebra started' % (self, self.routertype))
sleep(1)
# Fix Link-Local Addresses
# Somehow (on Mininet only), Zebra removes the IPv6 Link-Local addresses on start. Fix this
self.cmd('for i in `ls /sys/class/net/` ; do mac=`cat /sys/class/net/$i/address`; IFS=\':\'; set $mac; unset IFS; ip address add dev $i scope link fe80::$(printf %02x $((0x$1 ^ 2)))$2:${3}ff:fe$4:$5$6/64; done')
# Now start all the other daemons
for daemon in self.daemons:
if (self.daemons[daemon] == 1) and (daemon != 'zebra'):
self.cmd('/usr/lib/%s/%s -d' % (self.routertype, daemon))
self.waitOutput()
print('%s: %s %s started' % (self, self.routertype, daemon))
def checkQuaggaRunning(self):
global fatal_error
daemonsRunning = self.cmd('vtysh -c "show log" | grep "Logging configuration for"')
for daemon in self.daemons:
if (self.daemons[daemon] == 1) and not (daemon in daemonsRunning):
sys.stderr.write("%s: Daemon %s not running\n" % (self.name, daemon))
# Look for core file
corefiles = glob.glob("/tmp/%s_%s_core*.dmp" % (self.name, daemon))
if (len(corefiles) > 0):
backtrace = subprocess.check_output(["gdb /usr/lib/%s/%s %s --batch -ex bt 2> /dev/null" % (self.routertype, daemon, corefiles[0])], shell=True)
sys.stderr.write("\n%s: %s crashed. Core file found - Backtrace follows:\n" % (self.name, daemon))
sys.stderr.write("%s\n" % backtrace)
else:
# No core found - If we find matching logfile in /tmp, then print last 20 lines from it.
if os.path.isfile("/tmp/%s-%s.log" % (self.name, daemon)):
log_tail = subprocess.check_output(["tail -n20 /tmp/%s-%s.log 2> /dev/null" % (self.name, daemon)], shell=True)
sys.stderr.write("\nFrom %s %s %s log file:\n" % (self.routertype, self.name, daemon))
sys.stderr.write("%s\n" % log_tail)
fatal_error = "%s: Daemon %s not running" % (self.name, daemon)
assert False, "%s: Daemon %s not running" % (self.name, daemon)
class LegacySwitch(OVSSwitch):
"A Legacy Switch without OpenFlow"
def __init__(self, name, **params):
OVSSwitch.__init__(self, name, failMode='standalone', **params)
self.switchIP = None
#####################################################
##
## Network Topology Definition
##
#####################################################
class NetworkTopo(Topo):
"A LinuxRouter connecting three IP subnets"
def build(self, **_opts):
quaggaPrivateDirs = ['/etc/quagga',
'/etc/frr',
'/var/run/quagga',
'/var/run/frr',
'/var/log']
exabgpPrivateDirs = ['/etc/exabgp',
'/var/run/exabgp',
'/var/log']
# Setup Routers
router = {}
for i in range(1, 5):
router[i] = self.addNode('r%s' % i, cls=QuaggaRouter,
privateDirs=quaggaPrivateDirs)
# Setup Switches
switch = {}
# First switch
switch[0] = self.addSwitch('sw0', cls=LegacySwitch)
self.addLink(switch[0], router[1], intfName2='r1-eth0', addr1='80:AA:00:00:00:00', addr2='00:11:00:01:00:00')
self.addLink(switch[0], router[2], intfName2='r2-eth0', addr1='80:AA:00:00:00:01', addr2='00:11:00:02:00:00')
# Second switch
switch[1] = self.addSwitch('sw1', cls=LegacySwitch)
self.addLink(switch[1], router[2], intfName2='r2-eth1', addr1='80:AA:00:01:00:00', addr2='00:11:00:02:00:01')
self.addLink(switch[1], router[3], intfName2='r3-eth0', addr1='80:AA:00:01:00:01', addr2='00:11:00:03:00:00')
self.addLink(switch[1], router[4], intfName2='r4-eth0', addr1='80:AA:00:01:00:02', addr2='00:11:00:04:00:00')
# Third switch
switch[2] = self.addSwitch('sw2', cls=LegacySwitch)
self.addLink(switch[2], router[2], intfName2='r2-eth2', addr1='80:AA:00:02:00:00', addr2='00:11:00:02:00:02')
self.addLink(switch[2], router[3], intfName2='r3-eth1', addr1='80:AA:00:02:00:01', addr2='00:11:00:03:00:01')
#####################################################
##
## Tests starting
##
#####################################################
def setup_module(module):
global topo, net
print("\n\n** %s: Setup Topology" % module.__name__)
print("******************************************\n")
print("Cleanup old Mininet runs")
os.system('sudo mn -c > /dev/null 2>&1')
thisDir = os.path.dirname(os.path.realpath(__file__))
topo = NetworkTopo()
net = Mininet(controller=None, topo=topo)
net.start()
# Starting Routers
for i in range(1, 5):
net['r%s' % i].loadConf('zebra', '%s/r%s/zebra.conf' % (thisDir, i))
net['r%s' % i].loadConf('ospfd', '%s/r%s/ospfd.conf' % (thisDir, i))
net['r%s' % i].loadConf('ldpd', '%s/r%s/ldpd.conf' % (thisDir, i))
net['r%s' % i].startQuagga()
# For debugging after starting FRR/Quagga daemons, uncomment the next line
# CLI(net)
def teardown_module(module):
global net
print("\n\n** %s: Shutdown Topology" % module.__name__)
print("******************************************\n")
# End - Shutdown network
net.stop()
def test_quagga_running():
global fatal_error
global net
# Skip if previous fatal error condition is raised
if (fatal_error != ""):
pytest.skip(fatal_error)
print("\n\n** Check if FRR/Quagga is running on each Router node")
print("******************************************\n")
sleep(5)
# Starting Routers
for i in range(1, 5):
net['r%s' % i].checkQuaggaRunning()
def test_mpls_interfaces():
global fatal_error
global net
# Skip if previous fatal error condition is raised
if (fatal_error != ""):
pytest.skip(fatal_error)
thisDir = os.path.dirname(os.path.realpath(__file__))
# Verify OSPFv3 Routing Table
print("\n\n** Verifing MPLS Interfaces")
print("******************************************\n")
failures = 0
for i in range(1, 5):
refTableFile = '%s/r%s/show_mpls_ldp_interface.ref' % (thisDir, i)
if os.path.isfile(refTableFile):
# Read expected result from file
expected = open(refTableFile).read().rstrip()
# Fix newlines (make them all the same)
expected = ('\n'.join(expected.splitlines()) + '\n').splitlines(1)
# Actual output from router
actual = net['r%s' % i].cmd('vtysh -c "show mpls ldp interface" 2> /dev/null').rstrip()
# Mask out Timer in Uptime
actual = re.sub(r" [0-9][0-9]:[0-9][0-9]:[0-9][0-9] ", " xx:xx:xx ", actual)
# Fix newlines (make them all the same)
actual = ('\n'.join(actual.splitlines()) + '\n').splitlines(1)
# Generate Diff
diff = ''.join(difflib.context_diff(actual, expected,
fromfile="actual MPLS LDP interface status",
tofile="expected MPLS LDP interface status"))
# Empty string if it matches, otherwise diff contains unified diff
if diff:
sys.stderr.write('r%s failed MPLS LDP Interface status Check:\n%s\n' % (i, diff))
failures += 1
else:
print("r%s ok" % i)
assert failures == 0, "MPLS LDP Interface status failed for router r%s:\n%s" % (i, diff)
# For debugging after starting FRR/Quagga daemons, uncomment the next line
# CLI(net)
def test_mpls_ldp_neighbor_establish():
global fatal_error
global net
# Skip if previous fatal error condition is raised
if (fatal_error != ""):
pytest.skip(fatal_error)
# Wait for OSPF6 to converge (All Neighbors in either Full or TwoWay State)
print("\n\n** Verify MPLS LDP neighbors to establish")
print("******************************************\n")
timeout = 90
while timeout > 0:
print("Timeout in %s: " % timeout),
sys.stdout.flush()
# Look for any node not yet converged
for i in range(1, 5):
established = net['r%s' % i].cmd('vtysh -c "show mpls ldp neighbor" 2> /dev/null')
if not established:
print('Waiting for r%s' %i)
sys.stdout.flush()
break
if not established:
sleep(5)
timeout -= 5
else:
print('Done')
break
else:
# Bail out with error if a router fails to converge
fatal_error = "MPLS LDP neighbors did not establish"
assert False, "MPLS LDP neighbors did not establish" % ospfStatus
print("MPLS LDP neighbors established.")
if timeout < 60:
# Only wait if we actually went through a convergence
print("\nwaiting 15s for LDP sessions to establish")
sleep(15)
def test_mpls_ldp_discovery():
global fatal_error
global net
# Skip if previous fatal error condition is raised
if (fatal_error != ""):
pytest.skip(fatal_error)
thisDir = os.path.dirname(os.path.realpath(__file__))
# Verify OSPFv3 Routing Table
print("\n\n** Verifing MPLS LDP discovery")
print("******************************************\n")
failures = 0
for i in range(1, 5):
refTableFile = '%s/r%s/show_mpls_ldp_discovery.ref' % (thisDir, i)
if os.path.isfile(refTableFile):
# Read expected result from file
expected = open(refTableFile).read().rstrip()
# Fix newlines (make them all the same)
expected = ('\n'.join(expected.splitlines()) + '\n').splitlines(1)
# Actual output from router
actual = net['r%s' % i].cmd('vtysh -c "show mpls ldp discovery" 2> /dev/null').rstrip()
# Fix newlines (make them all the same)
actual = ('\n'.join(actual.splitlines()) + '\n').splitlines(1)
# Generate Diff
diff = ''.join(difflib.context_diff(actual, expected,
fromfile="actual MPLS LDP discovery output",
tofile="expected MPLS LDP discovery output"))
# Empty string if it matches, otherwise diff contains unified diff
if diff:
sys.stderr.write('r%s failed MPLS LDP discovery output Check:\n%s\n' % (i, diff))
failures += 1
else:
print("r%s ok" % i)
assert failures == 0, "MPLS LDP Interface discovery output for router r%s:\n%s" % (i, diff)
# For debugging after starting FRR/Quagga daemons, uncomment the next line
# CLI(net)
def test_mpls_ldp_neighbor():
global fatal_error
global net
# Skip if previous fatal error condition is raised
if (fatal_error != ""):
pytest.skip(fatal_error)
thisDir = os.path.dirname(os.path.realpath(__file__))
# Verify OSPFv3 Routing Table
print("\n\n** Verifing MPLS LDP neighbor")
print("******************************************\n")
failures = 0
for i in range(1, 5):
refTableFile = '%s/r%s/show_mpls_ldp_neighbor.ref' % (thisDir, i)
if os.path.isfile(refTableFile):
# Read expected result from file
expected = open(refTableFile).read().rstrip()
# Fix newlines (make them all the same)
expected = ('\n'.join(expected.splitlines()) + '\n').splitlines(1)
# Actual output from router
actual = net['r%s' % i].cmd('vtysh -c "show mpls ldp neighbor" 2> /dev/null').rstrip()
# Mask out Timer in Uptime
actual = re.sub(r"Up time: [0-9][0-9]:[0-9][0-9]:[0-9][0-9]", "Up time: xx:xx:xx", actual)
# Mask out Port numbers in TCP connection
actual = re.sub(r"TCP connection: ([0-9]+\.[0-9]+\.[0-9]+\.[0-9]):[0-9]+ - ([0-9]+\.[0-9]+\.[0-9]+\.[0-9]):[0-9]+",
r"TCP connection: \1:xxx - \2:xxx", actual)
# Fix newlines (make them all the same)
actual = ('\n'.join(actual.splitlines()) + '\n').splitlines(1)
# Generate Diff
diff = ''.join(difflib.context_diff(actual, expected,
fromfile="actual MPLS LDP neighbor output",
tofile="expected MPLS LDP neighbor output"))
# Empty string if it matches, otherwise diff contains unified diff
if diff:
sys.stderr.write('r%s failed MPLS LDP neighbor output Check:\n%s\n' % (i, diff))
failures += 1
else:
print("r%s ok" % i)
assert failures == 0, "MPLS LDP Interface neighbor output for router r%s:\n%s" % (i, diff)
# For debugging after starting FRR/Quagga daemons, uncomment the next line
#CLI(net)
def test_mpls_ldp_binding():
global fatal_error
global net
# Skip this test for now until proper sorting of the output
# is implemented
# pytest.skip("Skipping test_mpls_ldp_binding")
# Skip if previous fatal error condition is raised
if (fatal_error != ""):
pytest.skip(fatal_error)
thisDir = os.path.dirname(os.path.realpath(__file__))
# Verify OSPFv3 Routing Table
print("\n\n** Verifing MPLS LDP binding")
print("******************************************\n")
failures = 0
for i in range(1, 5):
refTableFile = '%s/r%s/show_mpls_ldp_binding.ref' % (thisDir, i)
if os.path.isfile(refTableFile):
# Read expected result from file
expected = open(refTableFile).read().rstrip()
# Fix newlines (make them all the same)
expected = ('\n'.join(expected.splitlines()) + '\n').splitlines(1)
# Actual output from router
actual = net['r%s' % i].cmd('vtysh -c "show mpls ldp binding" 2> /dev/null').rstrip()
# Mask out label
actual = re.sub(r"label: [0-9]+", "label: xxx", actual)
actual = re.sub(r"(\s+[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+[ ]+)[0-9]+", r"\1xxx", actual)
# Fix newlines (make them all the same)
actual = ('\n'.join(actual.splitlines()) + '\n').splitlines(1)
# Sort lines which start with "xx via inet "
pattern = r'^\s+[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+\s+'
swapped = True
while swapped:
swapped = False
for j in range(1, len(actual)):
if re.search(pattern, actual[j]) and re.search(pattern, actual[j-1]):
if actual[j-1] > actual[j]:
temp = actual[j-1]
actual[j-1] = actual[j]
actual[j] = temp
swapped = True
# Generate Diff
diff = ''.join(difflib.context_diff(actual, expected,
fromfile="actual MPLS LDP binding output",
tofile="expected MPLS LDP binding output"))
# Empty string if it matches, otherwise diff contains unified diff
if diff:
sys.stderr.write('r%s failed MPLS LDP binding output Check:\n%s\n' % (i, diff))
failures += 1
else:
print("r%s ok" % i)
assert failures == 0, "MPLS LDP Interface binding output for router r%s:\n%s" % (i, diff)
# For debugging after starting FRR/Quagga daemons, uncomment the next line
#CLI(net)
def test_zebra_ipv4_routingTable():
global fatal_error
global net
# Skip if previous fatal error condition is raised
if (fatal_error != ""):
pytest.skip(fatal_error)
thisDir = os.path.dirname(os.path.realpath(__file__))
# Verify OSPFv3 Routing Table
print("\n\n** Verifing Zebra IPv4 Routing Table")
print("******************************************\n")
failures = 0
for i in range(1, 5):
refTableFile = '%s/r%s/show_ipv4_route.ref' % (thisDir, i)
if os.path.isfile(refTableFile):
# Read expected result from file
expected = open(refTableFile).read().rstrip()
# Fix newlines (make them all the same)
expected = ('\n'.join(expected.splitlines()) + '\n').splitlines(1)
# Actual output from router
actual = net['r%s' % i].cmd('vtysh -c "show ip route" 2> /dev/null | grep "^O"').rstrip()
# Drop timers on end of line (older Quagga Versions)
actual = re.sub(r", [0-2][0-9]:[0-5][0-9]:[0-5][0-9]", "", actual)
# Mask out label
actual = re.sub(r" label [0-9]+", " label xxx", actual)
# Fix newlines (make them all the same)
actual = ('\n'.join(actual.splitlines()) + '\n').splitlines(1)
# Generate Diff
diff = ''.join(difflib.context_diff(actual, expected,
fromfile="actual IPv4 zebra routing table",
tofile="expected IPv4 zera routing table"))
# Empty string if it matches, otherwise diff contains unified diff
if diff:
sys.stderr.write('r%s failed IPv4 Zebra Routing Table Check:\n%s\n' % (i, diff))
failures += 1
else:
print("r%s ok" % i)
assert failures == 0, "IPv4 Zebra Routing Table verification failed for router r%s:\n%s" % (i, diff)
# For debugging after starting FRR/Quagga daemons, uncomment the next line
# CLI(net)
def test_mpls_table():
global fatal_error
global net
# Skip if previous fatal error condition is raised
if (fatal_error != ""):
pytest.skip(fatal_error)
thisDir = os.path.dirname(os.path.realpath(__file__))
# Verify OSPFv3 Routing Table
print("\n\n** Verifing MPLS table")
print("******************************************\n")
failures = 0
for i in range(1, 5):
refTableFile = '%s/r%s/show_mpls_table.ref' % (thisDir, i)
if os.path.isfile(refTableFile):
# Read expected result from file
expected = open(refTableFile).read().rstrip()
# Fix newlines (make them all the same)
expected = ('\n'.join(expected.splitlines()) + '\n').splitlines(1)
# Actual output from router
actual = net['r%s' % i].cmd('vtysh -c "show mpls table" 2> /dev/null').rstrip()
# Fix inconsistent Label numbers at beginning of line
actual = re.sub(r"(\s+)[0-9]+(\s+LDP)", r"\1XX\2", actual)
# Fix inconsistent Label numbers at end of line
actual = re.sub(r"(\s+[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+\s+)[0-9][0-9]", r"\1XX", actual)
# Fix newlines (make them all the same)
actual = ('\n'.join(actual.splitlines()) + '\n').splitlines(1)
# Sort lines which start with " XX LDP"
pattern = r'^\s+[0-9X]+\s+LDP'
swapped = True
while swapped:
swapped = False
for j in range(1, len(actual)):
if re.search(pattern, actual[j]) and re.search(pattern, actual[j-1]):
if actual[j-1] > actual[j]:
temp = actual[j-1]
actual[j-1] = actual[j]
actual[j] = temp
swapped = True
# Generate Diff
diff = ''.join(difflib.context_diff(actual, expected,
fromfile="actual MPLS table output",
tofile="expected MPLS table output"))
# Empty string if it matches, otherwise diff contains unified diff
if diff:
sys.stderr.write('r%s failed MPLS table output Check:\n%s\n' % (i, diff))
failures += 1
else:
print("r%s ok" % i)
assert failures == 0, "MPLS table output for router r%s:\n%s" % (i, diff)
# For debugging after starting FRR/Quagga daemons, uncomment the next line
# CLI(net)
def test_linux_mpls_routes():
global fatal_error
global net
# Skip if previous fatal error condition is raised
if (fatal_error != ""):
pytest.skip(fatal_error)
thisDir = os.path.dirname(os.path.realpath(__file__))
# Verify OSPFv3 Routing Table
print("\n\n** Verifing Linux Kernel MPLS routes")
print("******************************************\n")
failures = 0
for i in range(1, 5):
refTableFile = '%s/r%s/ip_mpls_route.ref' % (thisDir, i)
if os.path.isfile(refTableFile):
# Read expected result from file
expected = open(refTableFile).read().rstrip()
# Fix newlines (make them all the same)
expected = ('\n'.join(expected.splitlines()) + '\n').splitlines(1)
# Actual output from router
actual = net['r%s' % i].cmd('ip -family mpls route 2> /dev/null').rstrip()
# Mask out label
actual = re.sub(r"[0-9][0-9] via inet ", "xx via inet ", actual)
actual = re.sub(r"[0-9][0-9] proto zebra", "xx proto zebra", actual)
actual = re.sub(r"[0-9][0-9] as to ", "xx as to ", actual)
actual = re.sub(r"proto zebra ", "proto zebra", actual)
# Fix newlines (make them all the same)
actual = ('\n'.join(actual.splitlines()) + '\n').splitlines(1)
# Sort lines which start with "xx via inet "
pattern = r'^xx via inet '
swapped = True
while swapped:
swapped = False
for j in range(1, len(actual)):
if re.search(pattern, actual[j]) and re.search(pattern, actual[j-1]):
if actual[j-1] > actual[j]:
temp = actual[j-1]
actual[j-1] = actual[j]
actual[j] = temp
swapped = True
# Sort lines which start with " nexthopvia"
pattern = r'^\snexthopvia '
swapped = True
while swapped:
swapped = False
for j in range(1, len(actual)):
if re.search(pattern, actual[j]) and re.search(pattern, actual[j-1]):
if actual[j-1] > actual[j]:
temp = actual[j-1]
actual[j-1] = actual[j]
actual[j] = temp
swapped = True
# Sort Sections of "xx proto zebra" (with all the indented lines below)
pattern = r'^xx via inet '
# Join paragraphs first
j = 0
temp = [actual[0].rstrip()]
for k in range(1, len(actual)):
if re.search(r'^\s', actual[k]):
# Continue line
temp[j] += '\n' + actual[k].rstrip()
else:
j += 1
temp.append(actual[k].rstrip())
# sort Array
temp.sort()
# Now write sort array back
actual = []
for k in range(0, len(temp)):
actual.extend(temp[k].splitlines())
# put \n back at line ends
actual = ('\n'.join(actual) + '\n').splitlines(1)
# Generate Diff
diff = ''.join(difflib.context_diff(actual, expected,
fromfile="actual Linux Kernel MPLS route",
tofile="expected Linux Kernel MPLS route"))
# Empty string if it matches, otherwise diff contains unified diff
if diff:
sys.stderr.write('r%s failed Linux Kernel MPLS route output Check:\n%s\n' % (i, diff))
failures += 1
else:
print("r%s ok" % i)
assert failures == 0, "Linux Kernel MPLS route output for router r%s:\n%s" % (i, diff)
# For debugging after starting FRR/Quagga daemons, uncomment the next line
# CLI(net)
if __name__ == '__main__':
setLogLevel('info')
# To suppress tracebacks, either use the following pytest call or add "--tb=no" to cli
# retval = pytest.main(["-s", "--tb=no"])
retval = pytest.main(["-s"])
sys.exit(retval)