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import pytest
from pr2test.context_manager import make_test_matrix, skip_if_not_supported
from pr2test.marks import require_root
from pr2test.tools import address_exists, interface_exists
from pyroute2 import NetlinkError
pytestmark = [require_root()]
test_matrix = make_test_matrix(
targets=['local', 'netns'], dbs=['sqlite3/:memory:', 'postgres/pr2test']
)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
def test_context_manager(context):
ifname = context.new_ifname
address = '00:11:22:36:47:58'
spec = {'ifname': ifname, 'kind': 'dummy'}
ifobj = context.ndb.interfaces.create(**spec)
with ifobj:
pass
assert interface_exists(context.netns, ifname=ifname, state='down')
with ifobj:
ifobj['state'] = 'up'
ifobj['address'] = address
assert interface_exists(
context.netns, ifname=ifname, address=address, state='up'
)
with ifobj:
ifobj.remove()
assert not interface_exists(context.netns, ifname=ifname)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
def test_fail(context):
ifname = context.new_ifname
kind = context.new_ifname
spec = {'ifname': ifname, 'kind': kind}
ifobj = context.ndb.interfaces.create(**spec)
save = dict(ifobj)
try:
ifobj.commit()
except NetlinkError as e:
assert e.code == 95 # Operation not supported
assert save == dict(ifobj)
assert ifobj.state == 'invalid'
assert not interface_exists(context.netns, ifname=ifname)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
def test_veth_simple(context):
ifname = context.new_ifname
peername = context.new_ifname
spec = {'ifname': ifname, 'peer': peername, 'kind': 'veth'}
context.ndb.interfaces.create(**spec).commit()
spec_ifl = {'ifname': ifname}
spec_pl = {'ifname': peername}
iflink = context.ndb.interfaces[spec_ifl]['link']
plink = context.ndb.interfaces[spec_pl]['link']
assert iflink == context.ndb.interfaces[spec_pl]['index']
assert plink == context.ndb.interfaces[spec_ifl]['index']
assert interface_exists(context.netns, ifname=ifname)
assert interface_exists(context.netns, ifname=peername)
context.ndb.interfaces[spec_ifl].remove().commit()
assert not interface_exists(context.netns, ifname=ifname)
assert not interface_exists(context.netns, ifname=peername)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
def test_veth_spec(context):
ifname = context.new_ifname
peername = context.new_ifname
nsname = context.new_nsname
context.ndb.sources.add(netns=nsname)
spec = {
'ifname': ifname,
'kind': 'veth',
'peer': {
'ifname': peername,
'address': '00:11:22:33:44:55',
'net_ns_fd': nsname,
},
}
context.ndb.interfaces.create(**spec).commit()
context.ndb.interfaces.wait(target=nsname, ifname=peername, timeout=5)
iflink = context.ndb.interfaces[{'ifname': ifname}]['link']
plink = context.ndb.interfaces[{'target': nsname, 'ifname': peername}][
'link'
]
assert iflink == (
context.ndb.interfaces[{'target': nsname, 'ifname': peername}]['index']
)
assert plink == (context.ndb.interfaces[{'ifname': ifname}]['index'])
assert interface_exists(context.netns, ifname=ifname)
assert interface_exists(nsname, ifname=peername)
assert not interface_exists(nsname, ifname=ifname)
assert not interface_exists(context.netns, ifname=peername)
(context.ndb.interfaces[{'ifname': ifname}].remove().commit())
assert not interface_exists(context.netns, ifname=ifname)
assert not interface_exists(nsname, ifname=ifname)
assert not interface_exists(context.netns, ifname=peername)
assert not interface_exists(nsname, ifname=peername)
context.ndb.sources.remove(nsname)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
def test_dummy(context):
ifname = context.new_ifname
spec = {'ifname': ifname, 'kind': 'dummy', 'address': '00:11:22:33:44:55'}
context.ndb.interfaces.create(**spec).commit()
assert interface_exists(
context.netns, ifname=ifname, address='00:11:22:33:44:55'
)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
def test_bridge(context):
bridge = context.new_ifname
brport = context.new_ifname
spec_br = {'ifname': bridge, 'kind': 'bridge'}
spec_pt = {'ifname': brport, 'kind': 'dummy'}
(context.ndb.interfaces.create(**spec_br).commit())
(
context.ndb.interfaces.create(**spec_pt)
.set('master', context.ndb.interfaces[spec_br]['index'])
.commit()
)
assert interface_exists(context.netns, ifname=bridge)
assert interface_exists(
context.netns,
ifname=brport,
master=context.ndb.interfaces[spec_br]['index'],
)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
@skip_if_not_supported
def test_vrf(context):
vrf = context.new_ifname
spec = {'ifname': vrf, 'kind': 'vrf'}
(context.ndb.interfaces.create(**spec).set('vrf_table', 42).commit())
assert interface_exists(context.netns, ifname=vrf)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
def test_vlan(context):
host = context.new_ifname
vlan = context.new_ifname
spec_host = {'ifname': host, 'kind': 'dummy'}
spec_vlan = {'ifname': vlan, 'kind': 'vlan'}
(context.ndb.interfaces.create(**spec_host).commit())
(
context.ndb.interfaces.create(**spec_vlan)
.set('link', context.ndb.interfaces[spec_host]['index'])
.set('vlan_id', 101)
.commit()
)
assert interface_exists(context.netns, ifname=vlan)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
def test_vxlan(context):
host = context.new_ifname
vxlan = context.new_ifname
spec_host = {'ifname': host, 'kind': 'dummy'}
spec_vxlan = {'ifname': vxlan, 'kind': 'vxlan'}
(context.ndb.interfaces.create(**spec_host).commit())
(
context.ndb.interfaces.create(**spec_vxlan)
.set('vxlan_link', context.ndb.interfaces[spec_host]['index'])
.set('vxlan_id', 101)
.set('vxlan_group', '239.1.1.1')
.set('vxlan_ttl', 16)
.commit()
)
assert interface_exists(context.netns, ifname=vxlan)
@pytest.mark.parametrize('context', test_matrix, indirect=True)
def test_basic_address(context):
ifaddr = context.new_ipaddr
ifname = context.new_ifname
spec_if = {'ifname': ifname, 'kind': 'dummy', 'state': 'up'}
i = context.ndb.interfaces.create(**spec_if)
i.commit()
spec_ad = {'index': i['index'], 'address': ifaddr, 'prefixlen': 24}
a = context.ndb.addresses.create(**spec_ad)
a.commit()
assert interface_exists(context.netns, ifname=ifname)
assert address_exists(context.netns, ifname=ifname, address=ifaddr)
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