mirror of
https://github.com/retspen/webvirtcloud
synced 2026-11-08 19:26:48 +00:00
180 lines
7.1 KiB
Python
180 lines
7.1 KiB
Python
import unittest
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from unittest.mock import MagicMock
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from django.conf import settings
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if not settings.configured:
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settings.configure(MAC_OUI="52:54:10")
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from vrtManager.instance import wvmInstance
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from vrtManager.network import wvmNetworks, wvmNetwork
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class TestXmlSafety(unittest.TestCase):
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def test_create_network_escaping(self):
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wn = wvmNetworks.__new__(wvmNetworks)
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wn.wvm = MagicMock()
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mock_net = MagicMock()
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wn.get_network = MagicMock(return_value=mock_net)
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malicious_name = "net<script>alert(1)</script>&name"
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malicious_bridge = "br0' onfocus='alert(2)"
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wn.create_network(
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name=malicious_name,
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forward="bridge",
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ipv4=False,
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gateway=None,
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mask=None,
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dhcp4=None,
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ipv6=False,
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gateway6=None,
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prefix6=None,
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dhcp6=None,
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bridge=malicious_bridge,
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openvswitch=False,
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)
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wn.wvm.networkDefineXML.assert_called_once()
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defined_xml = wn.wvm.networkDefineXML.call_args[0][0]
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self.assertNotIn("<script>", defined_xml)
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self.assertIn("<script>alert(1)</script>&name", defined_xml)
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self.assertIn("name='br0' onfocus='alert(2)'", defined_xml)
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def test_network_set_qos_validation(self):
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wn = wvmNetwork.__new__(wvmNetwork)
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wn._XMLDesc = MagicMock(return_value="<network><name>testnet</name></network>")
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wn.wvm = MagicMock()
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# Invalid direction
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with self.assertRaises(ValueError):
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wn.set_qos("lateral", 100, 200, 300)
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# Invalid numeric strings
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with self.assertRaises(ValueError):
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wn.set_qos("inbound", "not_a_number", 200, 300)
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def test_snapshot_escaping_and_recovery_on_failure(self):
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inst = wvmInstance.__new__(wvmInstance)
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inst.get_status = MagicMock(return_value=5) # shutoff
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inst.change_snapshot_xml = MagicMock()
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inst.recover_snapshot_xml = MagicMock()
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inst._XMLDesc = MagicMock(return_value="<domain></domain>")
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inst._snapshotCreateXML = MagicMock(side_effect=RuntimeError("libvirt exploded"))
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bad_name = "snap<inject>""
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bad_desc = "desc<tag>&"
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with self.assertRaises(RuntimeError):
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inst.create_snapshot(bad_name, bad_desc)
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inst.change_snapshot_xml.assert_called_once()
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inst.recover_snapshot_xml.assert_called_once()
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def test_snapshot_xml_payload_is_escaped(self):
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inst = wvmInstance.__new__(wvmInstance)
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inst.get_status = MagicMock(return_value=5) # shutoff
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inst.change_snapshot_xml = MagicMock()
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inst.recover_snapshot_xml = MagicMock()
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inst._XMLDesc = MagicMock(return_value="<domain></domain>")
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inst._snapshotCreateXML = MagicMock(return_value=None)
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bad_name = "snap<inject>"es"
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bad_desc = "desc<tag>&and"
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inst.create_snapshot(bad_name, bad_desc)
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inst._snapshotCreateXML.assert_called_once()
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created_xml = inst._snapshotCreateXML.call_args[0][0]
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self.assertNotIn("<inject>", created_xml)
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self.assertNotIn("<tag>", created_xml)
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self.assertIn("<inject>&quotes", created_xml)
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self.assertIn("<tag>&and", created_xml)
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def test_external_snapshot_recovery(self):
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inst = wvmInstance.__new__(wvmInstance)
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inst.get_status = MagicMock(return_value=1)
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inst.change_snapshot_xml = MagicMock()
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inst.recover_snapshot_xml = MagicMock()
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inst._XMLDesc = MagicMock(return_value="<domain></domain>")
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inst._snapshotCreateXML = MagicMock(return_value=None)
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inst.refresh_instance_pools = MagicMock()
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inst.create_external_snapshot("ext_snap_1", desc="normal snapshot")
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inst.change_snapshot_xml.assert_called_once()
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inst.recover_snapshot_xml.assert_called_once()
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inst.refresh_instance_pools.assert_called_once()
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def test_secure_boot_loader_change_and_recovery(self):
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inst = wvmInstance.__new__(wvmInstance)
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inst.wvm = MagicMock()
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uefi_xml = "<domain><os><loader readonly='yes' secure='yes' type='pflash'>/usr/share/OVMF/OVMF.fd</loader></os></domain>"
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inst._XMLDesc = MagicMock(return_value=uefi_xml)
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inst.change_snapshot_xml()
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inst.wvm.defineXML.assert_called_once()
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changed_xml = inst.wvm.defineXML.call_args[0][0]
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self.assertIn("type=\"rom\"", changed_xml)
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self.assertIn("secure=\"yes\"", changed_xml)
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# Test recovery from rom back to pflash
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inst._XMLDesc = MagicMock(return_value=changed_xml)
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inst.wvm.defineXML.reset_mock()
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inst.recover_snapshot_xml()
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inst.wvm.defineXML.assert_called_once()
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recovered_xml = inst.wvm.defineXML.call_args[0][0]
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self.assertIn("type=\"pflash\"", recovered_xml)
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self.assertIn("secure=\"yes\"", recovered_xml)
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def test_original_rom_loader_preserved(self):
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inst = wvmInstance.__new__(wvmInstance)
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inst._XMLDesc = MagicMock(return_value="<domain><os><loader type='rom'>/usr/share/rom.bin</loader></os></domain>")
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inst._defineXML = MagicMock()
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inst._snapshotCreateXML = MagicMock(return_value=None)
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inst.get_status = MagicMock(return_value=5)
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# change_snapshot_xml should return False and not define XML
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self.assertFalse(inst.change_snapshot_xml())
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inst._defineXML.assert_not_called()
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# Create snapshot should not invoke recover_snapshot_xml if not changed
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inst.change_snapshot_xml = MagicMock(return_value=False)
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inst.recover_snapshot_xml = MagicMock()
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inst.create_snapshot("snap_rom", "testing rom preservation")
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inst.change_snapshot_xml.assert_called_once()
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inst.recover_snapshot_xml.assert_not_called()
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def test_malformed_xml_raises_in_change(self):
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inst = wvmInstance.__new__(wvmInstance)
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inst._XMLDesc = MagicMock(return_value="<malformed << xml")
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with self.assertRaises(Exception):
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inst.change_snapshot_xml()
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def test_recovery_failure_raises(self):
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inst = wvmInstance.__new__(wvmInstance)
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inst._XMLDesc = MagicMock(return_value="<domain><os><loader type='rom'>/path</loader></os></domain>")
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inst._defineXML = MagicMock(side_effect=RuntimeError("libvirt defineXML failed"))
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with self.assertRaises(RuntimeError):
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inst.recover_snapshot_xml()
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def test_snapshot_revert_rom_loader_preserved(self):
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inst = wvmInstance.__new__(wvmInstance)
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inst.instance = MagicMock()
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mock_snap = MagicMock()
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inst.instance.snapshotLookupByName = MagicMock(return_value=mock_snap)
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inst.instance.revertToSnapshot = MagicMock()
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inst.change_snapshot_xml = MagicMock(return_value=False)
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inst.recover_snapshot_xml = MagicMock()
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inst.snapshot_revert("snap_rom")
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inst.change_snapshot_xml.assert_called_once()
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inst.instance.snapshotLookupByName.assert_called_once_with("snap_rom", 0)
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inst.instance.revertToSnapshot.assert_called_once_with(mock_snap, 0)
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inst.recover_snapshot_xml.assert_not_called()
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if __name__ == "__main__":
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unittest.main()
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