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-rw-r--r--cloudinit/distros/parsers/resolv_conf.py8
-rw-r--r--tests/unittests/distros/test_resolv.py12
-rw-r--r--tools/.github-cla-signers1
3 files changed, 10 insertions, 11 deletions
diff --git a/cloudinit/distros/parsers/resolv_conf.py b/cloudinit/distros/parsers/resolv_conf.py
index d31ffeb1..0d8dc83f 100644
--- a/cloudinit/distros/parsers/resolv_conf.py
+++ b/cloudinit/distros/parsers/resolv_conf.py
@@ -87,14 +87,6 @@ class ResolvConf:
new_ns = util.uniq_list(new_ns)
if len(new_ns) == len(current_ns):
return current_ns
- if len(current_ns) >= 3:
- LOG.warning(
- "ignoring nameserver %r: adding would "
- "exceed the maximum of "
- "'3' name servers (see resolv.conf(5))",
- ns,
- )
- return current_ns[:3]
self._remove_option("nameserver")
for n in new_ns:
self._contents.append(("option", ["nameserver", n, ""]))
diff --git a/tests/unittests/distros/test_resolv.py b/tests/unittests/distros/test_resolv.py
index 65e78101..363fd31d 100644
--- a/tests/unittests/distros/test_resolv.py
+++ b/tests/unittests/distros/test_resolv.py
@@ -30,16 +30,22 @@ class TestResolvHelper(TestCase):
def test_nameservers(self):
rp = resolv_conf.ResolvConf(BASE_RESOLVE)
+
+ # Start with two nameservers that already appear in the configuration.
self.assertIn("10.15.44.14", rp.nameservers)
self.assertIn("10.15.30.92", rp.nameservers)
+
+ # Add a third nameserver and verify it appears in the resolv.conf.
rp.add_nameserver("10.2")
self.assertIn("10.2", rp.nameservers)
self.assertIn("nameserver 10.2", str(rp))
- self.assertNotIn("10.3", rp.nameservers)
self.assertEqual(len(rp.nameservers), 3)
- rp.add_nameserver("10.2")
+
+ # Add a fourth nameserver and verify it appears in the resolv.conf.
rp.add_nameserver("10.3")
- self.assertNotIn("10.3", rp.nameservers)
+ self.assertIn("10.3", rp.nameservers)
+ self.assertIn("nameserver 10.3", str(rp))
+ self.assertEqual(len(rp.nameservers), 4)
def test_search_domains(self):
rp = resolv_conf.ResolvConf(BASE_RESOLVE)
diff --git a/tools/.github-cla-signers b/tools/.github-cla-signers
index 7615f0fb..a3d692b6 100644
--- a/tools/.github-cla-signers
+++ b/tools/.github-cla-signers
@@ -82,6 +82,7 @@ lucasmoura
lucendio
lungj
magnetikonline
+major
mal
mamercad
ManassehZhou