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authorNataliia S <81954790+natali-rs1985@users.noreply.github.com>2024-07-08 18:51:40 +0300
committerMergify <37929162+mergify[bot]@users.noreply.github.com>2024-07-26 09:36:35 +0000
commita80813920040e8e0351c3504b9e385b5c579d6a8 (patch)
tree58fbc75edce564e1da7bceb005d0bcf29fffcc4e
parent24881b05629918eb26fbffb6ee63a49a1f858527 (diff)
downloadvyos-1x-a80813920040e8e0351c3504b9e385b5c579d6a8.tar.gz
vyos-1x-a80813920040e8e0351c3504b9e385b5c579d6a8.zip
vxlan: T6505: Support VXLAN VLAN-VNI range mapping in CLI (#3756)mergify/bp/sagitta/pr-3756
(cherry picked from commit 115e99630a317cab62c6f99e0461f6ce2c1edaf3)
-rw-r--r--interface-definitions/interfaces_vxlan.xml.in28
-rw-r--r--python/vyos/ifconfig/vxlan.py20
-rwxr-xr-xsmoketest/scripts/cli/test_interfaces_vxlan.py47
-rwxr-xr-xsrc/conf_mode/interfaces_vxlan.py29
4 files changed, 114 insertions, 10 deletions
diff --git a/interface-definitions/interfaces_vxlan.xml.in b/interface-definitions/interfaces_vxlan.xml.in
index 504c08e7e..937acb123 100644
--- a/interface-definitions/interfaces_vxlan.xml.in
+++ b/interface-definitions/interfaces_vxlan.xml.in
@@ -117,15 +117,35 @@
<format>u32:0-4094</format>
<description>Virtual Local Area Network (VLAN) ID</description>
</valueHelp>
+ <valueHelp>
+ <format>&lt;start-end&gt;</format>
+ <description>VLAN IDs range (use '-' as delimiter)</description>
+ </valueHelp>
<constraint>
- <validator name="numeric" argument="--range 0-4094"/>
+ <validator name="numeric" argument="--allow-range --range 0-4094"/>
</constraint>
- <constraintErrorMessage>VLAN ID must be between 0 and 4094</constraintErrorMessage>
+ <constraintErrorMessage>Not a valid VLAN ID or range, VLAN ID must be between 0 and 4094</constraintErrorMessage>
</properties>
<children>
- #include <include/vni.xml.i>
+ <leafNode name="vni">
+ <properties>
+ <help>Virtual Network Identifier</help>
+ <valueHelp>
+ <format>u32:0-16777214</format>
+ <description>VXLAN virtual network identifier</description>
+ </valueHelp>
+ <valueHelp>
+ <format>&lt;start-end&gt;</format>
+ <description>VXLAN virtual network IDs range (use '-' as delimiter)</description>
+ </valueHelp>
+ <constraint>
+ <validator name="numeric" argument="--allow-range --range 0-16777214"/>
+ </constraint>
+ <constraintErrorMessage>Not a valid VXLAN virtual network ID or range</constraintErrorMessage>
+ </properties>
+ </leafNode>
</children>
- </tagNode>
+ </tagNode>
</children>
</tagNode>
</children>
diff --git a/python/vyos/ifconfig/vxlan.py b/python/vyos/ifconfig/vxlan.py
index 918aea202..1023c58d1 100644
--- a/python/vyos/ifconfig/vxlan.py
+++ b/python/vyos/ifconfig/vxlan.py
@@ -134,6 +134,19 @@ class VXLANIf(Interface):
Controls whether vlan to tunnel mapping is enabled on the port.
By default this flag is off.
"""
+ def range_to_dict(vlan_to_vni):
+ """ Converts dict of ranges to dict """
+ result_dict = {}
+ for vlan, vlan_conf in vlan_to_vni.items():
+ vni = vlan_conf['vni']
+ vlan_range, vni_range = vlan.split('-'), vni.split('-')
+ if len(vlan_range) > 1:
+ vlan_range = range(int(vlan_range[0]), int(vlan_range[1]) + 1)
+ vni_range = range(int(vni_range[0]), int(vni_range[1]) + 1)
+ dict_to_add = {str(k): {'vni': str(v)} for k, v in zip(vlan_range, vni_range)}
+ result_dict.update(dict_to_add)
+ return result_dict
+
if not isinstance(state, bool):
raise ValueError('Value out of range')
@@ -142,7 +155,7 @@ class VXLANIf(Interface):
if dict_search('parameters.vni_filter', self.config) != None:
cur_vni_filter = get_vxlan_vni_filter(self.ifname)
- for vlan, vlan_config in self.config['vlan_to_vni_removed'].items():
+ for vlan, vlan_config in range_to_dict(self.config['vlan_to_vni_removed']).items():
# If VNI filtering is enabled, remove matching VNI filter
if cur_vni_filter != None:
vni = vlan_config['vni']
@@ -159,10 +172,11 @@ class VXLANIf(Interface):
if 'vlan_to_vni' in self.config:
# Determine current OS Kernel configured VLANs
+ vlan_vni_mapping = range_to_dict(self.config['vlan_to_vni'])
os_configured_vlan_ids = get_vxlan_vlan_tunnels(self.ifname)
- add_vlan = list_diff(list(self.config['vlan_to_vni'].keys()), os_configured_vlan_ids)
+ add_vlan = list_diff(list(vlan_vni_mapping.keys()), os_configured_vlan_ids)
- for vlan, vlan_config in self.config['vlan_to_vni'].items():
+ for vlan, vlan_config in vlan_vni_mapping.items():
# VLAN mapping already exists - skip
if vlan not in add_vlan:
continue
diff --git a/smoketest/scripts/cli/test_interfaces_vxlan.py b/smoketest/scripts/cli/test_interfaces_vxlan.py
index 18676491b..b2076b43b 100755
--- a/smoketest/scripts/cli/test_interfaces_vxlan.py
+++ b/smoketest/scripts/cli/test_interfaces_vxlan.py
@@ -27,6 +27,13 @@ from vyos.utils.network import get_vxlan_vni_filter
from vyos.template import is_ipv6
from base_interfaces_test import BasicInterfaceTest
+def convert_to_list(ranges_to_convert):
+ result_list = []
+ for r in ranges_to_convert:
+ ranges = r.split('-')
+ result_list.extend([str(i) for i in range(int(ranges[0]), int(ranges[1]) + 1)])
+ return result_list
+
class VXLANInterfaceTest(BasicInterfaceTest.TestCase):
@classmethod
def setUpClass(cls):
@@ -153,6 +160,11 @@ class VXLANInterfaceTest(BasicInterfaceTest.TestCase):
'31': '10031',
}
+ vlan_to_vni_ranges = {
+ '40-43': '10040-10043',
+ '45-47': '10045-10047'
+ }
+
self.cli_set(self._base_path + [interface, 'parameters', 'external'])
self.cli_set(self._base_path + [interface, 'source-address', source_address])
@@ -185,6 +197,26 @@ class VXLANInterfaceTest(BasicInterfaceTest.TestCase):
tmp = get_vxlan_vlan_tunnels('vxlan0')
self.assertEqual(tmp, list(vlan_to_vni))
+ # add ranged VLAN - VNI mapping
+ for vlan, vni in vlan_to_vni_ranges.items():
+ self.cli_set(self._base_path + [interface, 'vlan-to-vni', vlan, 'vni', vni])
+ self.cli_commit()
+
+ tmp = get_vxlan_vlan_tunnels('vxlan0')
+ vlans_list = convert_to_list(vlan_to_vni_ranges.keys())
+ self.assertEqual(tmp, list(vlan_to_vni) + vlans_list)
+
+ # check validate() - cannot map VNI range to a single VLAN id
+ self.cli_set(self._base_path + [interface, 'vlan-to-vni', '100', 'vni', '100-102'])
+ with self.assertRaises(ConfigSessionError):
+ self.cli_commit()
+ self.cli_delete(self._base_path + [interface, 'vlan-to-vni', '100'])
+
+ # check validate() - cannot map VLAN to VNI with different ranges
+ self.cli_set(self._base_path + [interface, 'vlan-to-vni', '100-102', 'vni', '100-105'])
+ with self.assertRaises(ConfigSessionError):
+ self.cli_commit()
+
self.cli_delete(['interfaces', 'bridge', bridge])
def test_vxlan_neighbor_suppress(self):
@@ -287,6 +319,12 @@ class VXLANInterfaceTest(BasicInterfaceTest.TestCase):
'60': '10060',
'69': '10069',
}
+
+ vlan_to_vni_ranges = {
+ '70-73': '10070-10073',
+ '75-77': '10075-10077'
+ }
+
for vlan, vni in vlan_to_vni.items():
self.cli_set(self._base_path + [interface, 'vlan-to-vni', vlan, 'vni', vni])
# we need a bridge ...
@@ -313,6 +351,15 @@ class VXLANInterfaceTest(BasicInterfaceTest.TestCase):
tmp = get_vxlan_vni_filter(interface)
self.assertListEqual(list(vlan_to_vni.values()), tmp)
+ # add ranged VLAN - VNI mapping
+ for vlan, vni in vlan_to_vni_ranges.items():
+ self.cli_set(self._base_path + [interface, 'vlan-to-vni', vlan, 'vni', vni])
+ self.cli_commit()
+
+ tmp = get_vxlan_vni_filter(interface)
+ vnis_list = convert_to_list(vlan_to_vni_ranges.values())
+ self.assertListEqual(list(vlan_to_vni.values()) + vnis_list, tmp)
+
self.cli_delete(['interfaces', 'bridge', bridge])
if __name__ == '__main__':
diff --git a/src/conf_mode/interfaces_vxlan.py b/src/conf_mode/interfaces_vxlan.py
index bc4918a52..68646e8ff 100755
--- a/src/conf_mode/interfaces_vxlan.py
+++ b/src/conf_mode/interfaces_vxlan.py
@@ -179,13 +179,36 @@ def verify(vxlan):
'is member of a bridge interface!')
vnis_used = []
+ vlans_used = []
for vif, vif_config in vxlan['vlan_to_vni'].items():
if 'vni' not in vif_config:
raise ConfigError(f'Must define VNI for VLAN "{vif}"!')
vni = vif_config['vni']
- if vni in vnis_used:
- raise ConfigError(f'VNI "{vni}" is already assigned to a different VLAN!')
- vnis_used.append(vni)
+
+ err_msg = f'VLAN range "{vif}" does not match VNI range "{vni}"!'
+ vif_range, vni_range = list(map(int, vif.split('-'))), list(map(int, vni.split('-')))
+
+ if len(vif_range) != len(vni_range):
+ raise ConfigError(err_msg)
+
+ if len(vif_range) > 1:
+ if vni_range[0] > vni_range[-1] or vif_range[0] > vif_range[-1]:
+ raise ConfigError('The upper bound of the range must be greater than the lower bound!')
+ vni_range = range(vni_range[0], vni_range[1] + 1)
+ vif_range = range(vif_range[0], vif_range[1] + 1)
+
+ if len(vif_range) != len(vni_range):
+ raise ConfigError(err_msg)
+
+ for vni_id in vni_range:
+ if vni_id in vnis_used:
+ raise ConfigError(f'VNI "{vni_id}" is already assigned to a different VLAN!')
+ vnis_used.append(vni_id)
+
+ for vif_id in vif_range:
+ if vif_id in vlans_used:
+ raise ConfigError(f'VLAN "{vif_id}" is already in use!')
+ vlans_used.append(vif_id)
if dict_search('parameters.neighbor_suppress', vxlan) != None:
if 'is_bridge_member' not in vxlan: