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nexedi
nemu3
Commits
f82e1fdf
Commit
f82e1fdf
authored
May 25, 2010
by
Martín Ferrari
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interface testing
parent
15dad25a
Changes
2
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2 changed files
with
84 additions
and
5 deletions
+84
-5
sample-api.py
sample-api.py
+1
-0
t/interfaces.py
t/interfaces.py
+83
-5
No files found.
sample-api.py
View file @
f82e1fdf
...
...
@@ -19,6 +19,7 @@ b = netns.Node()
print
"Nodes started with pids: %d and %d"
%
(
a
.
pid
,
b
.
pid
)
# interface object maps to a veth pair with one end in a netns
# XXX: should it be named lladdr instead?
if0
=
a
.
add_if
(
mac_address
=
'42:71:e0:90:ca:42'
)
if1
=
b
.
add_if
(
mtu
=
1492
)
# for using with a tun device, to connect to the outside world
...
...
t/interfaces.py
View file @
f82e1fdf
...
...
@@ -4,13 +4,78 @@
import
unittest
import
netns
import
os
import
re
import
subprocess
def
process_ipcmd
(
str
):
cur
=
None
out
=
{}
for
line
in
str
.
split
(
"
\
n
"
):
if
line
==
""
:
cur
=
None
continue
match
=
re
.
search
(
r'^(\
d+): (
\S+): <(\
S+)> m
tu (\
d+) qdisc (
\S+)'
,
line
)
if
match
!=
None
:
cur
=
match
.
group
(
2
)
out
[
cur
]
=
{
'idx'
:
match
.
group
(
1
),
'flags'
:
match
.
group
(
3
).
split
(
","
),
'mtu'
:
match
.
group
(
4
),
'qdisc'
:
match
.
group
(
5
),
'addr'
:
[]
}
continue
# Assume cur is defined
assert
cur
!=
None
match
=
re
.
search
(
r'^\
s+li
nk/\
S* ([
0-9a-f:]+)(?: |$)'
,
line
)
if
match
!=
None
:
out
[
cur
][
'lladdr'
]
=
match
.
group
(
1
)
continue
match
=
re
.
search
(
r'^\
s+i
net ([0-9.]+)/(\
d+)(?:
brd ([0-9.]+))?'
,
line
)
if
match
!=
None
:
out
[
cur
][
'addr'
].
append
({
'addr'
:
match
.
group
(
1
),
'plen'
:
match
.
group
(
2
),
'bcast'
:
match
.
group
(
3
),
'family'
:
'inet'
})
continue
match
=
re
.
search
(
r'^\
s+i
net6 ([0-9a-f:]+)/(\
d+)(?: |$)
', line)
if match != None:
out[cur]['
addr
'].append({
'
addr
': match.group(1),
'
plen
': match.group(2),
'
family
': '
inet6
'})
continue
match = re.search(r'
^
\
s
{
6
}
', line)
assert match != None
return out
def get_devs():
ipcmd = subprocess.Popen(["ip", "addr", "list"],
stdout = subprocess.PIPE)
(outdata, errdata) = ipcmd.communicate()
ipcmd.wait()
return process_ipcmd(outdata)
def get_devs_netns(node):
(outdata, errdata) = node.run_process(["ip", "addr", "list"])
return process_ipcmd(outdata)
class TestInterfaces(unittest.TestCase):
# def setUp(self):
# pass
def test_util(self):
devs = get_devs()
# There should be at least loopback!
self.assertTrue(len(devs) > 0)
self.assertTrue('
lo
' in devs)
self.assertEquals(devs['
lo
']['
lladdr
'], '
00
:
00
:
00
:
00
:
00
:
00
')
def test_interfaces(self):
node0 = netns.Node()
if0
=
a
.
add_if
(
mac_address
=
'42:71:e0:90:ca:42'
,
mtu
=
1492
)
if0 =
node0
.add_if(mac_address = '
42
:
71
:
e0
:
90
:
ca
:
42
', mtu = 1492)
self.assertEquals(if0.mac_address, '
42
:
71
:
e0
:
90
:
ca
:
42
')
if0.mac_address = '
4271E090
CA42
'
self.assertEquals(if0.mac_address, '
42
:
71
:
e0
:
90
:
ca
:
42
')
...
...
@@ -21,12 +86,25 @@ class TestInterfaces(unittest.TestCase):
self.assertRaises(BaseException, setattr, if0, '
mtu
', 0)
self.assertRaises(BaseException, setattr, if0, '
mtu
', 65537)
# FIXME: run-time tests
devs = get_devs_netns(node0)
self.assertTrue(if0.name in devs)
self.assertEquals(devs[if0.name]['
lladdr
'], if0.mac_address)
self.assertEquals(devs[if0.name]['
mtu
'], if0.mtu)
dummyname = "dummy%d" % os.getpid()
self.assertEquals(
os.system("ip link add name %s type dummy" % dummyname), 0)
if1
=
a
.
import_if
(
dummyname
)
devs = get_devs()
self.assertTrue(dummyname in devs)
if1 = node0.import_if(dummyname)
if1.mac_address = '
42
:
71
:
e0
:
90
:
ca
:
43
'
if1.mtu = 1400
devs = get_devs_netns(node0)
self.assertTrue(if1.name in devs)
self.assertEquals(devs[if1.name]['
lladdr
'], if1.mac_address)
self.assertEquals(devs[if1.name]['
mtu
'], if1.mtu)
if __name__ == '
__main__
':
unittest.main()
...
...
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