samba-tool: Test DNS record creation on member join

Signed-off-by: David Mulder <dmulder@suse.com>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

1 files changed, 71 insertions, 0 deletions

diff --git a/python/samba/tests/samba_tool/join_member.py b/python/samba/tests/samba_tool/join_member.py
new file mode 100644
index 00000000000..c2ab02ff542
--- /dev/null
+++ b/python/samba/tests/samba_tool/join_member.py
@@ -0,0 +1,71 @@
+# Unix SMB/CIFS implementation.
+# Copyright (C) David Mulder <dmulder@samba.org> 2021
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+import os
+import re
+from samba.tests.samba_tool.base import SambaToolCmdTest
+from samba.param import LoadParm
+from samba.netcmd.common import netcmd_dnsname
+
+class JoinMemberCmdTestCase(SambaToolCmdTest):
+    """Test for samba-tool domain join subcommand"""
+
+    def test_join_member(self):
+        """Run a domain member join, and check that dns is updated"""
+        smb_conf = os.environ["SERVERCONFFILE"]
+        zone = os.environ["REALM"].lower()
+        lp = LoadParm()
+        lp.load(smb_conf)
+        dnsname = netcmd_dnsname(lp)
+        # Fetch the existing dns A records
+        (result, out, err) = self.runsubcmd("dns", "query",
+                                    os.environ["DC_SERVER"],
+                                    zone, dnsname, 'A',
+                                    "-s", smb_conf,
+                                    "-U%s%%%s" % (os.environ["DC_USERNAME"],
+                                                  os.environ["DC_PASSWORD"]))
+        self.assertCmdSuccess(result, out, err, 'Failed to find the record')
+
+        existing_records = re.findall('A:\s+(\d+\.\d+\.\d+\.\d+)\s', out)
+
+        # Remove the existing records
+        for record in existing_records:
+            (result, out, err) = self.runsubcmd("dns", "delete",
+                                        os.environ["DC_SERVER"],
+                                        zone, dnsname, 'A', record,
+                                        "-s", smb_conf,
+                                        "-U%s%%%s" % (os.environ["DC_USERNAME"],
+                                                      os.environ["DC_PASSWORD"]))
+            self.assertCmdSuccess(result, out, err, 'Failed to remove record')
+
+        # Perform the s3 member join (net ads join)
+        (result, out, err) = self.runsubcmd("domain", "join",
+                                    os.environ["REALM"], "member",
+                                    "-s", smb_conf,
+                                    "-U%s%%%s" % (os.environ["DC_USERNAME"],
+                                                  os.environ["DC_PASSWORD"]))
+        self.assertCmdSuccess(result, out, err, 'Failed to join member')
+
+        # Ensure the dns A record was created
+        (result, out, err) = self.runsubcmd("dns", "query",
+                                    os.environ["DC_SERVER"],
+                                    zone, dnsname, 'A',
+                                    "-s", smb_conf,
+                                    "-U%s%%%s" % (os.environ["DC_USERNAME"],
+                                                  os.environ["DC_PASSWORD"]))
+        self.assertCmdSuccess(result, out, err,
+                              'Failed to find dns host records for %s' % dnsname)