Kolla-on-XenServer: Add dom0's ip addresses into xenapi facts

This commit is to add dom0's IPs in the xenapi facts. So that
kolla-ansible can use the proper IP address for vxlan tunnel or
other places when require dom0's IPs.

Change-Id: Iede11b4a529ff1885b588bf01d7ff15dc6185092
This commit is contained in:
Jianghua Wang 2018-01-09 06:20:12 +00:00
parent 12065324bc
commit ebefaa7d0a
4 changed files with 75 additions and 2 deletions

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@ -27,3 +27,32 @@ class CommonUtilFuncTestCase(base.TestCase):
self.assertEqual(hostname, 'Fake_host_name')
mock_client.ssh.assert_called_with('hostname')
def test_get_host_ipv4s(self):
mock_client = mock.Mock()
out = u'xenbr0 10.71.64.118/20\n'
out += 'xenapi 169.254.0.1/16\n'
err = ''
mock_client.ssh.return_value = (out, err)
ipv4s = common_function.get_host_ipv4s(mock_client)
expect = [
{
"address": "10.71.64.118",
"broadcast": "10.71.79.255",
"interface": "xenbr0",
"netmask": "255.255.240.0",
"network": "10.71.64.0"
},
{
"address": "169.254.0.1",
"broadcast": "169.254.255.255",
"interface": "xenapi",
"netmask": "255.255.0.0",
"network": "169.254.0.0"
}
]
self.assertEqual(ipv4s, expect)
mock_client.ssh.assert_called()

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@ -20,21 +20,40 @@ from os_xenapi.utils import xenapi_facts
class XenapiFactsTestCase(base.TestCase):
@mock.patch.object(common_function, 'get_host_ipv4s')
@mock.patch.object(common_function, 'get_remote_hostname')
@mock.patch.object(himn, 'get_local_himn_eth')
@mock.patch.object(netifaces, 'ifaddresses')
def test_get_facts(self, mock_ifaddr, mock_eth, mock_hostname):
def test_get_facts(self, mock_ifaddr, mock_eth, mock_hostname, mock_ip):
mock_client = mock.Mock()
mock_client.ip = mock.sentinel.dom0_himn_ip
mock_eth.return_value = 'eth3'
mock_ifaddr.return_value = {2: [{'netmask': u'255.255.0.0',
'addr': u'169.254.0.2'}]}
mock_hostname.return_value = 'traya'
fake_ipv4s = [
{
"address": "10.71.64.118",
"broadcast": "10.71.79.255",
"interface": "xenbr0",
"netmask": "255.255.240.0",
"network": "10.71.64.0"
},
{
"address": "169.254.0.1",
"broadcast": "169.254.255.255",
"interface": "xenapi",
"netmask": "255.255.0.0",
"network": "169.254.0.0"
}
]
mock_ip.return_value = fake_ipv4s
ret_facts = xenapi_facts.get_xenapi_facts(mock_client)
expect_facts = {"domu_himn_ip": "169.254.0.2",
"domu_himn_eth": "eth3",
"dom0_hostname": "traya"}
"dom0_hostname": "traya",
"dom0_ipv4s": fake_ipv4s}
self.assertEqual(ret_facts, expect_facts)
mock_eth.assert_called_with(mock.sentinel.dom0_himn_ip)

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@ -16,6 +16,7 @@
It contains the common functions used by XenAPI utils."""
import ipaddress
import logging
import netifaces
import os
@ -87,3 +88,25 @@ def get_remote_hostname(host_client):
out, _ = host_client.ssh('hostname')
hostname = out.strip()
return hostname
def get_host_ipv4s(host_client):
# Get host's IPs (v4 only) via the host_client connected to the host.
ipv4s = []
command = "ip -4 -o addr show scope global | awk '{print $2, $4}'"
out, _ = host_client.ssh(command)
for line in out.split('\n'):
line = line.strip()
if line:
interface, ipv4_address = line.split()
net_if = ipaddress.IPv4Interface(ipv4_address)
network = net_if.network
ipv4 = {}
ipv4['interface'] = interface
ipv4['address'], _ = ipv4_address.split('/')
ipv4['broadcast'] = str(network.broadcast_address)
ipv4['network'] = str(network.network_address)
ipv4['netmask'] = str(network.netmask)
ipv4s.append(ipv4)
return ipv4s

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@ -41,6 +41,8 @@ def get_xenapi_facts(dom0_client):
# get dom0's hostname
facts['dom0_hostname'] = common_function.get_remote_hostname(dom0_client)
# get dom0's IPs
facts['dom0_ipv4s'] = common_function.get_host_ipv4s(dom0_client)
# get domU's eth and ip which are connected to HIMN.
eth = himn.get_local_himn_eth(dom0_client.ip)