Add a bunch more sample tests for sysconfig

1 files changed, 80 insertions, 0 deletions

diff --git a/tests/unittests/test_net.py b/tests/unittests/test_net.py
index e899c749..4f4515a9 100644
--- a/tests/unittests/test_net.py
+++ b/tests/unittests/test_net.py
@@ -3,6 +3,7 @@ from cloudinit.net import cmdline
 from cloudinit.net import eni
 from cloudinit.net import network_state
 from cloudinit.net import sysconfig
+from cloudinit.sources.helpers import openstack
 from cloudinit import util
 
 from .helpers import mock
@@ -144,6 +145,85 @@ USERCTL=no
 """.lstrip()
             self.assertEqual(expected_content, content)
 
+    def test_openstack_rendering_sample(self):
+        ex_input = {
+            "services": [{"type": "dns", "address": "172.19.0.12"}],
+            "networks": [
+                {"network_id": "dacd568d-5be6-4786-91fe-750c374b78b4",
+                 "type": "ipv4", "netmask": "255.255.252.0",
+                 "link": "tap1a81968a-79",
+                 "routes": [{"netmask": "0.0.0.0",
+                             "network": "0.0.0.0",
+                             "gateway": "172.19.3.254"}],
+                 "ip_address": "172.19.1.34", "id": "network0"}],
+            "links": [{"ethernet_mac_address": "fa:16:3e:ed:9a:59",
+                       "mtu": None, "type": "bridge", "id":
+                       "tap1a81968a-79",
+                       "vif_id": "1a81968a-797a-400f-8a80-567f997eb93f"}]}
+        ex_mac_addrs = {
+            'fa:16:3e:ed:9a:59': 'eth0',
+        }
+        network_cfg = openstack.convert_net_json(
+            ex_input, known_macs=ex_mac_addrs)
+        ns = network_state.parse_net_config_data(network_cfg,
+                                                 skip_broken=False)
+
+        tmp_dir = tempfile.mkdtemp()
+        self.addCleanup(shutil.rmtree, tmp_dir)
+        render_dir = os.path.join(tmp_dir, "render")
+        renderer = sysconfig.Renderer()
+        renderer.render_network_state(render_dir, ns)
+
+        render_file = 'etc/sysconfig/network-scripts/ifcfg-eth0'
+        with open(os.path.join(render_dir, render_file)) as fh:
+            content = fh.read()
+            expected_content = """
+# Created by cloud-init on instance boot automatically, do not edit.
+#
+BOOTPROTO=static
+DEFROUTE=yes
+DEVICE=eth0
+GATEWAY=172.19.3.254
+HWADDR=fa:16:3e:ed:9a:59
+IPADDR=172.19.1.34
+NETMASK=255.255.252.0
+NM_CONTROLLED=no
+ONBOOT=yes
+TYPE=Ethernet
+USERCTL=no
+""".lstrip()
+            self.assertEqual(expected_content, content)
+
+        route_render_file = 'etc/sysconfig/network-scripts/route-eth0'
+        with open(os.path.join(render_dir, route_render_file)) as fh:
+            content = fh.read()
+            expected_content = """
+# Created by cloud-init on instance boot automatically, do not edit.
+#
+ADDRESS0=0.0.0.0
+GATEWAY0=172.19.3.254
+NETMASK0=0.0.0.0
+""".lstrip()
+            self.assertEqual(expected_content, content)
+
+        resolv_render_file = 'etc/resolv.conf'
+        with open(os.path.join(render_dir, resolv_render_file)) as fh:
+            content = fh.read()
+            expected_content = """
+; Created by cloud-init on instance boot automatically, do not edit.
+;
+nameserver 172.19.0.12
+""".lstrip()
+            self.assertEqual(expected_content, content)
+
+        rules_render_file = 'etc/udev/rules.d/70-persistent-net.rules'
+        with open(os.path.join(render_dir, rules_render_file)) as fh:
+            content = fh.read()
+            expected_content = "".join([
+                'SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ',
+                'ATTR{address}=="fa:16:3e:ed:9a:59", NAME="eth0"\n'])
+            self.assertEqual(expected_content, content)
+
 
 class TestEniNetRendering(TestCase):