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ospf6-topo1: Add check for Linux Kernel Routing Table as well and change to better human readable context diff

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This commit is contained in:
Martin Winter 2016-11-26 17:30:22 -08:00 committed by Donald Sharp
parent a99a6a026e
commit 2bdcdbd1b8
5 changed files with 146 additions and 6 deletions
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13
tests/topotests/ospf6-topo1/r1/ip_6_address.ref Normal file
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@ -0,0 +1,13 @@
fc00:1:1:1::/64 dev r1-stubnet proto kernel metric 256 pref medium
fc00:2:2:2::/64 via fe80::__(r2-sw5)__ dev r1-sw5 proto zebra metric 20 pref medium
fc00:3:3:3::/64 via fe80::__(r3-sw5)__ dev r1-sw5 proto zebra metric 20 pref medium
fc00:4:4:4::/64 via fe80::__(r3-sw5)__ dev r1-sw5 proto zebra metric 20 pref medium
fc00:a:a:a::/64 dev r1-sw5 proto kernel metric 256 pref medium
fc00:b:b:b::/64 via fe80::__(r3-sw5)__ dev r1-sw5 proto zebra metric 20 pref medium
fc00:1111:1111:1111::/64 via fc00:1:1:1::1234 dev r1-stubnet proto zebra metric 20 pref medium
fc00:2222:2222:2222::/64 via fe80::__(r2-sw5)__ dev r1-sw5 proto zebra metric 20 pref medium
fc00:3333:3333:3333::/64 via fe80::__(r3-sw5)__ dev r1-sw5 proto zebra metric 20 pref medium
fc00:4444:4444:4444::/64 via fe80::__(r3-sw5)__ dev r1-sw5 proto zebra metric 20 pref medium
unreachable fe80::/64 dev lo proto kernel metric 256 error -101 pref medium
fe80::/64 dev r1-stubnet proto kernel metric 256 pref medium
fe80::/64 dev r1-sw5 proto kernel metric 256 pref medium

13
tests/topotests/ospf6-topo1/r2/ip_6_address.ref Normal file
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@ -0,0 +1,13 @@
fc00:1:1:1::/64 via fe80::__(r1-sw5)__ dev r2-sw5 proto zebra metric 20 pref medium
fc00:2:2:2::/64 dev r2-stubnet proto kernel metric 256 pref medium
fc00:3:3:3::/64 via fe80::__(r3-sw5)__ dev r2-sw5 proto zebra metric 20 pref medium
fc00:4:4:4::/64 via fe80::__(r3-sw5)__ dev r2-sw5 proto zebra metric 20 pref medium
fc00:a:a:a::/64 dev r2-sw5 proto kernel metric 256 pref medium
fc00:b:b:b::/64 via fe80::__(r3-sw5)__ dev r2-sw5 proto zebra metric 20 pref medium
fc00:1111:1111:1111::/64 via fe80::__(r1-sw5)__ dev r2-sw5 proto zebra metric 20 pref medium
fc00:2222:2222:2222::/64 via fc00:2:2:2::1234 dev r2-stubnet proto zebra metric 20 pref medium
fc00:3333:3333:3333::/64 via fe80::__(r3-sw5)__ dev r2-sw5 proto zebra metric 20 pref medium
fc00:4444:4444:4444::/64 via fe80::__(r3-sw5)__ dev r2-sw5 proto zebra metric 20 pref medium
unreachable fe80::/64 dev lo proto kernel metric 256 error -101 pref medium
fe80::/64 dev r2-stubnet proto kernel metric 256 pref medium
fe80::/64 dev r2-sw5 proto kernel metric 256 pref medium

14
tests/topotests/ospf6-topo1/r3/ip_6_address.ref Normal file
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@ -0,0 +1,14 @@
fc00:1:1:1::/64 via fe80::__(r1-sw5)__ dev r3-sw5 proto zebra metric 20 pref medium
fc00:2:2:2::/64 via fe80::__(r2-sw5)__ dev r3-sw5 proto zebra metric 20 pref medium
fc00:3:3:3::/64 dev r3-stubnet proto kernel metric 256 pref medium
fc00:4:4:4::/64 via fe80::__(r4-sw6)__ dev r3-sw6 proto zebra metric 20 pref medium
fc00:a:a:a::/64 dev r3-sw5 proto kernel metric 256 pref medium
fc00:b:b:b::/64 dev r3-sw6 proto kernel metric 256 pref medium
fc00:1111:1111:1111::/64 via fe80::__(r1-sw5)__ dev r3-sw5 proto zebra metric 20 pref medium
fc00:2222:2222:2222::/64 via fe80::__(r2-sw5)__ dev r3-sw5 proto zebra metric 20 pref medium
fc00:3333:3333:3333::/64 via fc00:3:3:3::1234 dev r3-stubnet proto zebra metric 20 pref medium
fc00:4444:4444:4444::/64 via fe80::__(r4-sw6)__ dev r3-sw6 proto zebra metric 20 pref medium
unreachable fe80::/64 dev lo proto kernel metric 256 error -101 pref medium
fe80::/64 dev r3-stubnet proto kernel metric 256 pref medium
fe80::/64 dev r3-sw5 proto kernel metric 256 pref medium
fe80::/64 dev r3-sw6 proto kernel metric 256 pref medium

13
tests/topotests/ospf6-topo1/r4/ip_6_address.ref Normal file
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@ -0,0 +1,13 @@
fc00:1:1:1::/64 via fe80::__(r3-sw6)__ dev r4-sw6 proto zebra metric 20 pref medium
fc00:2:2:2::/64 via fe80::__(r3-sw6)__ dev r4-sw6 proto zebra metric 20 pref medium
fc00:3:3:3::/64 via fe80::__(r3-sw6)__ dev r4-sw6 proto zebra metric 20 pref medium
fc00:4:4:4::/64 dev r4-stubnet proto kernel metric 256 pref medium
fc00:a:a:a::/64 via fe80::__(r3-sw6)__ dev r4-sw6 proto zebra metric 20 pref medium
fc00:b:b:b::/64 dev r4-sw6 proto kernel metric 256 pref medium
fc00:1111:1111:1111::/64 via fe80::__(r3-sw6)__ dev r4-sw6 proto zebra metric 20 pref medium
fc00:2222:2222:2222::/64 via fe80::__(r3-sw6)__ dev r4-sw6 proto zebra metric 20 pref medium
fc00:3333:3333:3333::/64 via fe80::__(r3-sw6)__ dev r4-sw6 proto zebra metric 20 pref medium
fc00:4444:4444:4444::/64 via fc00:4:4:4::1234 dev r4-stubnet proto zebra metric 20 pref medium
unreachable fe80::/64 dev lo proto kernel metric 256 error -101 pref medium
fe80::/64 dev r4-stubnet proto kernel metric 256 pref medium
fe80::/64 dev r4-sw6 proto kernel metric 256 pref medium

99
tests/topotests/ospf6-topo1/test_ospf6_topo1.py
View File

@ -215,6 +215,30 @@ class QuaggaRouter(Node):
fatal_error = "%s: Daemon %s not running" % (self.name, daemon)
assert False, "%s: Daemon %s not running" % (self.name, daemon)
def get_ipv6_linklocal(self):
"Get LinkLocal Addresses from interfaces"
linklocal = []
ifaces = self.cmd('ip -6 address')
# Fix newlines (make them all the same)
ifaces = ('\n'.join(ifaces.splitlines()) + '\n').splitlines()
interface=""
ll_per_if_count=0
for line in ifaces:
m = re.search('[0-9]+: ([^:@]+)[@if0-9:]+ <', line)
if m:
interface = m.group(1)
ll_per_if_count = 0
m = re.search('inet6 (fe80::[0-9a-f]+:[0-9a-f]+:[0-9a-f]+:[0-9a-f]+)[/0-9]* scope link', line)
if m:
local = m.group(1)
ll_per_if_count += 1
if (ll_per_if_count > 1):
linklocal += [["%s-%s" % (interface, ll_per_if_count), local]]
else:
linklocal += [[interface, local]]
return linklocal
class LegacySwitch(OVSSwitch):
@ -337,7 +361,7 @@ def test_ospf6_converged():
pytest.skip(fatal_error)
# Wait for OSPF6 to converge (All Neighbors in either Full or TwoWay State)
print("\n\n** Verify for OSPF6 daemons to converge")
print("\n\n** Verify OSPF6 daemons to converge")
print("******************************************\n")
timeout = 60
while timeout > 0:
@ -370,7 +394,7 @@ def test_ospf6_converged():
print("\nwaiting 15s for routes to populate")
sleep(15)
def test_ospf6_routingTable():
def test_ospfv3_routingTable():
global fatal_error
global net
@ -402,16 +426,79 @@ def test_ospf6_routingTable():
actual = ('\n'.join(actual.splitlines()) + '\n').splitlines(1)
# Generate Diff
diff = ''.join(difflib.unified_diff(actual, expected))
# Empty string if it matches, otherwise diff contains unified diff
diff = ''.join(difflib.context_diff(actual, expected,
fromfile="actual OSPFv3 IPv6 routing table",
tofile="expected OSPFv3 IPv6 routing table"))
# Empty string if it matches, otherwise diff contains unified diff
if diff:
sys.stderr.write('r%s failed Routing Table Check:\n%s\n' % (i, diff))
sys.stderr.write('r%s failed OSPFv3 (IPv6) Routing Table Check:\n%s\n' % (i, diff))
failures += 1
else:
print("r%s ok" % i)
assert failures == 0, "Routing Table verification failed for router r%s:\n%s" % (i, diff)
assert failures == 0, "OSPFv3 (IPv6) Routing Table verification failed for router r%s:\n%s" % (i, diff)
# For debugging after starting Quagga daemons, uncomment the next line
# CLI(net)
def test_linux_ipv6_kernel_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 Linux Kernel Routing Table
print("\n\n** Verifing Linux IPv6 Kernel Routing Table")
print("******************************************\n")
failures = 0
# Get a list of all current link-local addresses first as they change for
# each run and we need to translate them
linklocals = []
for i in range(1, 5):
linklocals += net['r%s' % i].get_ipv6_linklocal()
# Now compare the routing tables (after substituting link-local addresses)
for i in range(1, 5):
refTableFile = '%s/r%s/ip_6_address.ref' % (thisDir, i)
if os.path.isfile(refTableFile):
expected = open(refTableFile).read().rstrip()
# Fix newlines (make them all the same)
expected = ('\n'.join(expected.splitlines())).splitlines(1)
# Actual output from router
actual = net['r%s' % i].cmd('ip -6 route').rstrip()
# Mask out Link-Local mac addresses
for ll in linklocals:
actual = actual.replace(ll[1], "fe80::__(%s)__" % ll[0])
# Fix newlines (make them all the same)
actual = ('\n'.join(actual.splitlines())).splitlines(1)
# Print Actual table
# print("Router r%s table" % i)
# for line in actual:
# print(line.rstrip())
# Generate Diff
diff = ''.join(difflib.context_diff(actual, expected,
fromfile="actual IPv6 kernel routing table",
tofile="expected IPv6 kernel routing table"))
# Empty string if it matches, otherwise diff contains unified diff
if diff:
sys.stderr.write('r%s failed Linux IPv6 Kernel Routing Table Check:\n%s\n' % (i, diff))
failures += 1
else:
print("r%s ok" % i)
assert failures == 0, "Linux Kernel IPv6 Routing Table verification failed for router r%s:\n%s" % (i, diff)
# For debugging after starting Quagga daemons, uncomment the next line
# CLI(net)