vpp: T8318: Consolidate recent migrations into a single downgrade migration (target version 6)

4 files changed, 334 insertions, 376 deletions

diff --git a/src/migration-scripts/vpp/5-to-6 b/src/migration-scripts/vpp/5-to-6
index 4e9702996..84b91ce40 100644
--- a/src/migration-scripts/vpp/5-to-6
+++ b/src/migration-scripts/vpp/5-to-6
@@ -12,15 +12,39 @@
 #
 # You should have received a copy of the GNU Lesser General Public License
 # along with this library.  If not, see <http://www.gnu.org/licenses/>.
-
+#
 # Migrate 'tcp-flags' to 'tcp-flags is-set' and 'tcp-flags is-not-set' multi-value nodes (T8250)
-
+#
+# Rename acl 'macip' node to 'mac' (T8252)
+#
+# Rename `vpp settings logging default-log-level` to
+# `vpp settings logging default-level` (T8255)
+#
+# Move 'vpp nat44' and 'vpp settings nat44' to 'vpp nat nat44'.
+# Drop settings for nat workers (T8254)
+#
+# Delete 'ipsec' node and all settings and replace it with single 'ipsec-acceleration' flag (T8262)
+#
+# Unify CPU settings into a single 'cpu-cores' node under 'resource-allocation' (T8268)
+#
+# Convert `vpp settings interface <name> rx-mode` and `vpp kernel-interfaces <name> rx-mode`
+# to `vpp settings interfaces-rx-mode` by choose the worst value from all nodes (T8266)
+#
+# Get rid of 'dpdk-options' section for 'num-*' parameters:
+#  - `vpp settings interface <ethN> dpdk-options num-*`
+#  - `vpp settings interface <ethN> num-*`
+# and delete `vpp settings interface <ethN> dpdk-options promisc` (T8274)
+#
+# Migrate all resource settings into 'resource-allocation' section  (T8261)
+#
+# Move bonding interface from vpp section to 'interfaces vpp bonding' (T8283)
+#
 
 from vyos.configtree import ConfigTree
 
-base = ['vpp', 'acl', 'ip', 'tag-name']
+def _migrate_vpp_acl_tcp_flags(config: ConfigTree) -> None:
+    base = ['vpp', 'acl', 'ip', 'tag-name']
 
-def migrate(config: ConfigTree) -> None:
     if not config.exists(base):
         # Nothing to do
         return
@@ -46,3 +70,309 @@ def migrate(config: ConfigTree) -> None:
             if not_set_flags:
                 for flag in not_set_flags:
                     config.set(base_tcp_flags + ['is-not-set'], value=flag, replace=False)
+
+
+def _migrate_vpp_macip(config: ConfigTree) -> None:
+    base = ['vpp', 'acl']
+    if config.exists(base + ['macip']):
+        config.rename(base + ['macip'], 'mac')
+
+
+def _migrate_vpp_unix_settings(config: ConfigTree) -> None:
+    base_path = ['vpp', 'settings']
+    old_base_path = base_path + ['unix']
+    old_path = old_base_path + ['poll-sleep-usec']
+    new_path = base_path + ['poll-sleep-usec']
+
+    if config.exists(old_path):
+        poll_sleep_usec = config.return_value(old_path)
+        config.set(new_path, value=poll_sleep_usec)
+        config.delete(old_base_path)
+
+
+def _migrate_vpp_log(config: ConfigTree) -> None:
+    base = ['vpp', 'settings', 'logging']
+    if config.exists(base + ['default-log-level']):
+        config.rename(base + ['default-log-level'], 'default-level')
+
+
+def _migrate_vpp_nat44(config: ConfigTree) -> None:
+    base_path = ['vpp', 'nat44']
+    new_base_path = ['vpp', 'nat', 'nat44']
+    settings_path = ['vpp', 'settings', 'nat44']
+
+    if not config.exists(base_path):
+        # Nothing to do
+        return
+
+    if not config.exists(['vpp', 'nat']):
+        config.set(['vpp', 'nat'])
+
+    # copy "vpp nat44" to "vpp nat nat44"
+    config.copy(base_path, new_base_path)
+    config.delete(base_path)
+
+    # move 'vpp settings nat44' to 'vpp nat nat44'
+    if config.exists(settings_path):
+        if config.exists(settings_path + ['session-limit']):
+            session_limit = config.return_value(settings_path + ['session-limit'])
+            config.set(new_base_path + ['session-limit'], value=session_limit)
+        if config.exists(settings_path + ['timeout']):
+            config.copy(settings_path + ['timeout'], new_base_path + ['timeout'])
+        config.delete(settings_path)
+
+
+def _migrate_vpp_ipsec(config: ConfigTree) -> None:
+    base = ['vpp', 'settings']
+
+    if config.exists(base + ['ipsec']):
+        config.set(base + ['ipsec-acceleration'])
+        config.delete(base + ['ipsec'])
+
+
+def _migrate_vpp_cpu(config: ConfigTree) -> None:
+    settings_path = ['vpp', 'settings']
+    cpu_path = settings_path + ['cpu']
+
+    if not config.exists(cpu_path):
+        # Nothing to do
+        return
+
+    # get number of configured workers
+    workers = 0
+
+    if config.exists(cpu_path + ['workers']):
+        workers += int(config.return_value(cpu_path + ['workers']))
+        # add main-core to total workers
+        workers += 1
+
+    if config.exists(cpu_path + ['corelist-workers']):
+        def _count_range(item: str) -> int:
+            if '-' in item:
+                start, end = map(int, item.split('-'))
+                return end - start + 1
+            return 1
+
+        tmp = config.return_values(cpu_path + ['corelist-workers'])
+        workers = sum(_count_range(item) for item in tmp) + 1  # + main core
+
+    # set 'resource-allocation cpu-cores'
+    if workers:
+        config.set(settings_path + ['resource-allocation', 'cpu-cores'], value=str(workers))
+
+    config.delete(cpu_path)
+
+
+def _migrate_vpp_interface_rx_mode(config: ConfigTree) -> None:
+    # Per-interface rx-mode commands
+    external_interface_path = ['vpp', 'settings', 'interface']
+    kernel_interface_path = ['vpp', 'kernel-interfaces']
+
+    # New global interface rx-mode command
+    new_rx_mode_path = ['vpp', 'settings', 'interface-rx-mode']
+
+    def _iter_by_rx_modes(base_path: list):
+        if config.exists(base_path):
+            for iface_name in config.list_nodes(base_path):
+                rx_mode_path = base_path + [iface_name, 'rx-mode']
+                if config.exists(rx_mode_path):
+                    rx_mode = config.return_value(rx_mode_path)
+                    yield rx_mode, rx_mode_path
+
+    rx_modes = set()
+
+    def _collect_rx_modes(base_path: list):
+        for rx_mode, _ in _iter_by_rx_modes(base_path):
+            rx_modes.add(rx_mode)
+
+    _collect_rx_modes(external_interface_path)
+    _collect_rx_modes(kernel_interface_path)
+
+    if not rx_modes:
+        return
+
+    if 'interrupt' in rx_modes:
+        rx_mode = 'interrupt'
+    elif 'adaptive' in rx_modes:
+        rx_mode = 'adaptive'
+    else:
+        rx_mode = 'polling'
+
+    config.set(new_rx_mode_path, value=rx_mode)
+
+    def _delete_rx_modes(base_path: list):
+        for _, rx_mode_path in _iter_by_rx_modes(base_path):
+            config.delete(rx_mode_path)
+
+    _delete_rx_modes(external_interface_path)
+    _delete_rx_modes(kernel_interface_path)
+
+
+def _migrate_vpp_dpdk_options(config: ConfigTree) -> None:
+    base_path = ['vpp', 'settings', 'interface']
+    params = ['num-rx-desc', 'num-rx-queues', 'num-tx-desc', 'num-tx-queues']
+
+    if not config.exists(base_path):
+        return
+
+    for iface_name in config.list_nodes(base_path):
+        iface_path = base_path + [iface_name]
+        dpdk_path = iface_path + ['dpdk-options']
+
+        if config.exists(dpdk_path):
+            for param in params:
+                param_path = dpdk_path + [param]
+                new_param_path = iface_path + [param]
+
+                if config.exists(param_path):
+                    # Move `vpp settings interface <iface_name> dpdk-options num-*`
+                    # to `vpp settings interface <iface_name> num-*`
+                    config.copy(param_path, new_param_path)
+                    config.delete(param_path)
+
+        # Delete `vpp settings interface <iface_name> dpdk-options promisc`
+        promisc_path = dpdk_path + ['promisc']
+        if config.exists(promisc_path):
+            config.delete(promisc_path)
+
+
+def _migrate_vpp_resources(config: ConfigTree) -> None:
+    base = ['vpp', 'settings']
+    new_base = ['vpp', 'settings', 'resource-allocation']
+
+    if not config.exists(new_base):
+        config.set(new_base)
+
+    if config.exists(base + ['buffers']):
+        # copy "settings buffers" to "settings resource-allocation buffers"
+        config.copy(base + ['buffers'], new_base + ['buffers'])
+        config.delete(base + ['buffers'])
+
+    if config.exists(base + ['memory']):
+        # copy "settings memory" to "settings resource-allocation memory"
+        config.copy(base + ['memory'], new_base + ['memory'])
+        config.delete(base + ['memory'])
+
+    if config.exists(base + ['statseg']):
+        # copy "settings statseg" to "settings resource-allocation memory stats"
+        if not config.exists(new_base + ['memory']):
+            config.set(new_base + ['memory'])
+        config.copy(base + ['statseg'], new_base + ['memory', 'stats'])
+        config.delete(base + ['statseg'])
+
+    if config.exists(base + ['ipv6']):
+        # copy "settings ipv6" to "settings resource-allocation ipv6"
+        config.copy(base + ['ipv6'], new_base + ['ipv6'])
+        config.delete(base + ['ipv6'])
+
+    if config.exists(base + ['lcp']):
+        # move "settings lcp ignore-kernel-routes" to "settings resource-allocation ignore-kernel-routes"
+        # and remove "settings lcp netlink" node
+        if config.exists(base + ['lcp', 'ignore-kernel-routes']):
+            config.set(new_base + ['ignore-kernel-routes'])
+        config.delete(base + ['lcp'])
+
+    if config.exists(base + ['l2learn']):
+        # move "settings l2learn limit" to "settings resource-allocation mac-limit"
+        if config.exists(base + ['l2learn', 'limit']):
+            tmp = config.return_value(base + ['l2learn', 'limit'])
+            config.set(new_base + ['mac-limit'], value=tmp)
+        config.delete(base + ['l2learn'])
+
+    if config.exists(base + ['physmem']):
+        # move "settings physmem max-size" to "settings resource-allocation memory physmem-max-size"
+        if config.exists(base + ['physmem', 'max-size']):
+            tmp = config.return_value(base + ['physmem', 'max-size'])
+            config.set(new_base + ['memory', 'physmem-max-size'], value=tmp)
+        config.delete(base + ['physmem'])
+
+    if len(config.list_nodes(new_base)) == 0:
+            config.delete(new_base)
+
+
+def _migrate_vpp_bonding_interface(config: ConfigTree) -> None:
+    base = ['vpp', 'interfaces', 'bonding']
+    new_base = ['interfaces', 'vpp', 'bonding']
+    kernel_interface_base = ['vpp', 'kernel-interfaces']
+
+    if not config.exists(base):
+        return
+
+    config.set(new_base)
+
+    for ifname in config.list_nodes(base):
+        bond_kernel_interface_path = base + [ifname, 'kernel-interface']
+        kernel_iface = None
+        if config.exists(bond_kernel_interface_path):
+            kernel_iface = config.return_value(bond_kernel_interface_path)
+            config.delete(bond_kernel_interface_path)
+        new_ifname = f'vpp{ifname}'
+        iface_base = new_base + [new_ifname]
+        config.copy(base + [ifname], iface_base)
+        config.set_tag(new_base)
+
+        if kernel_iface and config.exists(kernel_interface_base + [kernel_iface]):
+            if config.exists(kernel_interface_base + [kernel_iface, 'vif']):
+                config.copy(kernel_interface_base + [kernel_iface, 'vif'], iface_base + ['vif'])
+            if config.exists(kernel_interface_base + [kernel_iface, 'mtu']):
+                config.copy(kernel_interface_base + [kernel_iface, 'mtu'], iface_base + ['mtu'])
+            if config.exists(kernel_interface_base + [kernel_iface, 'address']):
+                config.copy(kernel_interface_base + [kernel_iface, 'address'], iface_base + ['address'])
+            config.delete(kernel_interface_base + [kernel_iface])
+
+        for feature in ['nat44', 'cgnat']:
+            for direction in ['inside', 'outside']:
+                tmp_path = ['vpp', 'nat', feature, 'interface', direction]
+
+                if not config.exists(tmp_path):
+                    continue
+
+                names = config.return_values(tmp_path)
+                for name in names:
+                    if name.split('.')[0] == ifname:
+                        new_name = f'vpp{name}'
+                        config.delete_value(tmp_path, name)
+                        config.set(tmp_path, value=new_name, replace=False)
+
+        ipfix_path = ['vpp', 'ipfix', 'interface']
+        if config.exists(ipfix_path):
+            for name in config.list_nodes(ipfix_path):
+                if name.split('.')[0] == ifname:
+                    new_name = f'vpp{name}'
+                    config.rename(ipfix_path + [name], new_name)
+
+        bridge_path = ['vpp', 'interfaces', 'bridge']
+        if config.exists(bridge_path):
+            for iface in config.list_nodes(bridge_path):
+                tmp = bridge_path + [iface, 'member', 'interface']
+                if config.exists(tmp):
+                    for name in config.list_nodes(tmp):
+                        if name == ifname:
+                            new_name = f'vpp{name}'
+                            config.rename(tmp + [name], new_name)
+
+    config.delete(base)
+
+    if config.exists(kernel_interface_base) and len(config.list_nodes(kernel_interface_base)) == 0:
+        config.delete(['vpp', 'kernel-interfaces'])
+
+    if len(config.list_nodes(['vpp', 'interfaces'])) == 0:
+        config.delete(['vpp', 'interfaces'])
+
+
+def migrate(config: ConfigTree) -> None:
+    if not config.exists(['vpp']):
+        # Nothing to do
+        return
+
+    _migrate_vpp_acl_tcp_flags(config)
+    _migrate_vpp_macip(config)
+    _migrate_vpp_unix_settings(config)
+    _migrate_vpp_log(config)
+    _migrate_vpp_nat44(config)
+    _migrate_vpp_ipsec(config)
+    _migrate_vpp_cpu(config)
+    _migrate_vpp_interface_rx_mode(config)
+    _migrate_vpp_dpdk_options(config)
+    _migrate_vpp_resources(config)
+    _migrate_vpp_bonding_interface(config)
diff --git a/src/migration-scripts/vpp/6-to-7 b/src/migration-scripts/vpp/6-to-7
deleted file mode 100644
index 4cb4b07fa..000000000
--- a/src/migration-scripts/vpp/6-to-7
+++ /dev/null
@@ -1,25 +0,0 @@
-# Copyright VyOS maintainers and contributors <maintainers@vyos.io>
-#
-# This library is free software; you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation; either
-# version 2.1 of the License, or (at your option) any later version.
-#
-# This library 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
-# Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library.  If not, see <http://www.gnu.org/licenses/>.
-
-# Rename acl 'macip' node to 'mac' (T8252)
-
-
-from vyos.configtree import ConfigTree
-
-base = ['vpp', 'acl']
-
-def migrate(config: ConfigTree) -> None:
-    if config.exists(base + ['macip']):
-        config.rename(base + ['macip'], 'mac')
diff --git a/src/migration-scripts/vpp/7-to-8 b/src/migration-scripts/vpp/7-to-8
deleted file mode 100644
index 22d5e6d31..000000000
--- a/src/migration-scripts/vpp/7-to-8
+++ /dev/null
@@ -1,259 +0,0 @@
-# Copyright VyOS maintainers and contributors <maintainers@vyos.io>
-#
-# This library is free software; you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation; either
-# version 2.1 of the License, or (at your option) any later version.
-#
-# This library 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
-# Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library.  If not, see <http://www.gnu.org/licenses/>.
-#
-# Rename `vpp settings logging default-log-level` to
-# `vpp settings logging default-level` (T8255)
-#
-# Move 'vpp nat44' and 'vpp settings nat44' to 'vpp nat nat44'.
-# Drop settings for nat workers (T8254)
-#
-# Delete 'ipsec' node and all settings and replace it with single 'ipsec-acceleration' flag (T8262)
-#
-# Unify CPU settings into a single 'cpu-cores' node under 'resource-allocation' (T8268)
-#
-# Convert `vpp settings interface <name> rx-mode` and `vpp kernel-interfaces <name> rx-mode`
-# to `vpp settings interfaces-rx-mode` by choose the worst value from all nodes (T8266)
-#
-# Get rid of 'dpdk-options' section for 'num-*' parameters:
-#  - `vpp settings interface <ethN> dpdk-options num-*`
-#  - `vpp settings interface <ethN> num-*`
-# and delete `vpp settings interface <ethN> dpdk-options promisc` (T8274)
-#
-# Migrate all resource settings into 'resource-allocation' section  (T8261)
-#
-
-from vyos.configtree import ConfigTree
-
-def _migrate_vpp_unix_settings(config: ConfigTree) -> None:
-    base_path = ['vpp', 'settings']
-    old_base_path = base_path + ['unix']
-    old_path = old_base_path + ['poll-sleep-usec']
-    new_path = base_path + ['poll-sleep-usec']
-
-    if config.exists(old_path):
-        poll_sleep_usec = config.return_value(old_path)
-        config.set(new_path, value=poll_sleep_usec)
-        config.delete(old_base_path)
-
-def _migrate_vpp_log(config: ConfigTree) -> None:
-    base = ['vpp', 'settings', 'logging']
-    if config.exists(base + ['default-log-level']):
-        config.rename(base + ['default-log-level'], 'default-level')
-
-def _migrate_vpp_nat44(config: ConfigTree) -> None:
-    base_path = ['vpp', 'nat44']
-    new_base_path = ['vpp', 'nat', 'nat44']
-    settings_path = ['vpp', 'settings', 'nat44']
-
-    if not config.exists(base_path):
-        # Nothing to do
-        return
-
-    if not config.exists(['vpp', 'nat']):
-        config.set(['vpp', 'nat'])
-
-    # copy "vpp nat44" to "vpp nat nat44"
-    config.copy(base_path, new_base_path)
-    config.delete(base_path)
-
-    # move 'vpp settings nat44' to 'vpp nat nat44'
-    if config.exists(settings_path):
-        if config.exists(settings_path + ['session-limit']):
-            session_limit = config.return_value(settings_path + ['session-limit'])
-            config.set(new_base_path + ['session-limit'], value=session_limit)
-        if config.exists(settings_path + ['timeout']):
-            config.copy(settings_path + ['timeout'], new_base_path + ['timeout'])
-        config.delete(settings_path)
-
-def _migrate_vpp_ipsec(config: ConfigTree) -> None:
-    base = ['vpp', 'settings']
-
-    if config.exists(base + ['ipsec']):
-        config.set(base + ['ipsec-acceleration'])
-        config.delete(base + ['ipsec'])
-
-def _migrate_vpp_cpu(config: ConfigTree) -> None:
-    settings_path = ['vpp', 'settings']
-    cpu_path = settings_path + ['cpu']
-
-    if not config.exists(cpu_path):
-        # Nothing to do
-        return
-
-    # get number of configured workers
-    workers = 0
-
-    if config.exists(cpu_path + ['workers']):
-        workers += int(config.return_value(cpu_path + ['workers']))
-        # add main-core to total workers
-        workers += 1
-
-    if config.exists(cpu_path + ['corelist-workers']):
-        def _count_range(item: str) -> int:
-            if '-' in item:
-                start, end = map(int, item.split('-'))
-                return end - start + 1
-            return 1
-
-        tmp = config.return_values(cpu_path + ['corelist-workers'])
-        workers = sum(_count_range(item) for item in tmp) + 1  # + main core
-
-    # set 'resource-allocation cpu-cores'
-    if workers:
-        config.set(settings_path + ['resource-allocation', 'cpu-cores'], value=str(workers))
-
-    config.delete(cpu_path)
-
-
-def _migrate_vpp_interface_rx_mode(config: ConfigTree) -> None:
-    # Per-interface rx-mode commands
-    external_interface_path = ['vpp', 'settings', 'interface']
-    kernel_interface_path = ['vpp', 'kernel-interfaces']
-
-    # New global interface rx-mode command
-    new_rx_mode_path = ['vpp', 'settings', 'interface-rx-mode']
-
-    def _iter_by_rx_modes(base_path: list):
-        if config.exists(base_path):
-            for iface_name in config.list_nodes(base_path):
-                rx_mode_path = base_path + [iface_name, 'rx-mode']
-                if config.exists(rx_mode_path):
-                    rx_mode = config.return_value(rx_mode_path)
-                    yield rx_mode, rx_mode_path
-
-    rx_modes = set()
-
-    def _collect_rx_modes(base_path: list):
-        for rx_mode, _ in _iter_by_rx_modes(base_path):
-            rx_modes.add(rx_mode)
-
-    _collect_rx_modes(external_interface_path)
-    _collect_rx_modes(kernel_interface_path)
-
-    if not rx_modes:
-        return
-
-    if 'interrupt' in rx_modes:
-        rx_mode = 'interrupt'
-    elif 'adaptive' in rx_modes:
-        rx_mode = 'adaptive'
-    else:
-        rx_mode = 'polling'
-
-    config.set(new_rx_mode_path, value=rx_mode)
-
-    def _delete_rx_modes(base_path: list):
-        for _, rx_mode_path in _iter_by_rx_modes(base_path):
-            config.delete(rx_mode_path)
-
-    _delete_rx_modes(external_interface_path)
-    _delete_rx_modes(kernel_interface_path)
-
-
-def _migrate_vpp_dpdk_options(config: ConfigTree) -> None:
-    base_path = ['vpp', 'settings', 'interface']
-    params = ['num-rx-desc', 'num-rx-queues', 'num-tx-desc', 'num-tx-queues']
-
-    if not config.exists(base_path):
-        return
-
-    for iface_name in config.list_nodes(base_path):
-        iface_path = base_path + [iface_name]
-        dpdk_path = iface_path + ['dpdk-options']
-
-        if config.exists(dpdk_path):
-            for param in params:
-                param_path = dpdk_path + [param]
-                new_param_path = iface_path + [param]
-
-                if config.exists(param_path):
-                    # Move `vpp settings interface <iface_name> dpdk-options num-*`
-                    # to `vpp settings interface <iface_name> num-*`
-                    config.copy(param_path, new_param_path)
-                    config.delete(param_path)
-
-        # Delete `vpp settings interface <iface_name> dpdk-options promisc`
-        promisc_path = dpdk_path + ['promisc']
-        if config.exists(promisc_path):
-            config.delete(promisc_path)
-
-
-def _migrate_vpp_resources(config: ConfigTree) -> None:
-    base = ['vpp', 'settings']
-    new_base = ['vpp', 'settings', 'resource-allocation']
-
-    if not config.exists(new_base):
-        config.set(new_base)
-
-    if config.exists(base + ['buffers']):
-        # copy "settings buffers" to "settings resource-allocation buffers"
-        config.copy(base + ['buffers'], new_base + ['buffers'])
-        config.delete(base + ['buffers'])
-
-    if config.exists(base + ['memory']):
-        # copy "settings memory" to "settings resource-allocation memory"
-        config.copy(base + ['memory'], new_base + ['memory'])
-        config.delete(base + ['memory'])
-
-    if config.exists(base + ['statseg']):
-        # copy "settings statseg" to "settings resource-allocation memory stats"
-        if not config.exists(new_base + ['memory']):
-            config.set(new_base + ['memory'])
-        config.copy(base + ['statseg'], new_base + ['memory', 'stats'])
-        config.delete(base + ['statseg'])
-
-    if config.exists(base + ['ipv6']):
-        # copy "settings ipv6" to "settings resource-allocation ipv6"
-        config.copy(base + ['ipv6'], new_base + ['ipv6'])
-        config.delete(base + ['ipv6'])
-
-    if config.exists(base + ['lcp']):
-        # move "settings lcp ignore-kernel-routes" to "settings resource-allocation ignore-kernel-routes"
-        # and remove "settings lcp netlink" node
-        if config.exists(base + ['lcp', 'ignore-kernel-routes']):
-            config.set(new_base + ['ignore-kernel-routes'])
-        config.delete(base + ['lcp'])
-
-    if config.exists(base + ['l2learn']):
-        # move "settings l2learn limit" to "settings resource-allocation mac-limit"
-        if config.exists(base + ['l2learn', 'limit']):
-            tmp = config.return_value(base + ['l2learn', 'limit'])
-            config.set(new_base + ['mac-limit'], value=tmp)
-        config.delete(base + ['l2learn'])
-
-    if config.exists(base + ['physmem']):
-        # move "settings physmem max-size" to "settings resource-allocation memory physmem-max-size"
-        if config.exists(base + ['physmem', 'max-size']):
-            tmp = config.return_value(base + ['physmem', 'max-size'])
-            config.set(new_base + ['memory', 'physmem-max-size'], value=tmp)
-        config.delete(base + ['physmem'])
-
-    if len(config.list_nodes(new_base)) == 0:
-            config.delete(new_base)
-
-
-def migrate(config: ConfigTree) -> None:
-    if not config.exists(['vpp']):
-        # Nothing to do
-        return
-
-    _migrate_vpp_unix_settings(config)
-    _migrate_vpp_log(config)
-    _migrate_vpp_nat44(config)
-    _migrate_vpp_ipsec(config)
-    _migrate_vpp_cpu(config)
-    _migrate_vpp_interface_rx_mode(config)
-    _migrate_vpp_dpdk_options(config)
-    _migrate_vpp_resources(config)
diff --git a/src/migration-scripts/vpp/8-to-9 b/src/migration-scripts/vpp/8-to-9
deleted file mode 100644
index 2232692a5..000000000
--- a/src/migration-scripts/vpp/8-to-9
+++ /dev/null
@@ -1,88 +0,0 @@
-# Copyright VyOS maintainers and contributors <maintainers@vyos.io>
-#
-# This library is free software; you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation; either
-# version 2.1 of the License, or (at your option) any later version.
-#
-# This library 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
-# Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library.  If not, see <http://www.gnu.org/licenses/>.
-
-# Move bonding interface from vpp section to 'interfaces vpp bonding' (T8283)
-
-
-from vyos.configtree import ConfigTree
-
-base = ['vpp', 'interfaces', 'bonding']
-new_base = ['interfaces', 'vpp', 'bonding']
-kernel_interface_base = ['vpp', 'kernel-interfaces']
-
-def migrate(config: ConfigTree) -> None:
-    if not config.exists(base):
-        return
-
-    config.set(new_base)
-
-    for ifname in config.list_nodes(base):
-        bond_kernel_interface_path = base + [ifname, 'kernel-interface']
-        kernel_iface = None
-        if config.exists(bond_kernel_interface_path):
-            kernel_iface = config.return_value(bond_kernel_interface_path)
-            config.delete(bond_kernel_interface_path)
-        new_ifname = f'vpp{ifname}'
-        iface_base = new_base + [new_ifname]
-        config.copy(base + [ifname], iface_base)
-        config.set_tag(new_base)
-
-        if kernel_iface and config.exists(kernel_interface_base + [kernel_iface]):
-            if config.exists(kernel_interface_base + [kernel_iface, 'vif']):
-                config.copy(kernel_interface_base + [kernel_iface, 'vif'], iface_base + ['vif'])
-            if config.exists(kernel_interface_base + [kernel_iface, 'mtu']):
-                config.copy(kernel_interface_base + [kernel_iface, 'mtu'], iface_base + ['mtu'])
-            if config.exists(kernel_interface_base + [kernel_iface, 'address']):
-                config.copy(kernel_interface_base + [kernel_iface, 'address'], iface_base + ['address'])
-            config.delete(kernel_interface_base + [kernel_iface])
-
-        for feature in ['nat44', 'cgnat']:
-            for direction in ['inside', 'outside']:
-                tmp_path = ['vpp', 'nat', feature, 'interface', direction]
-
-                if not config.exists(tmp_path):
-                    continue
-
-                names = config.return_values(tmp_path)
-                for name in names:
-                    if name.split('.')[0] == ifname:
-                        new_name = f'vpp{name}'
-                        config.delete_value(tmp_path, name)
-                        config.set(tmp_path, value=new_name, replace=False)
-
-        ipfix_path = ['vpp', 'ipfix', 'interface']
-        if config.exists(ipfix_path):
-            for name in config.list_nodes(ipfix_path):
-                if name.split('.')[0] == ifname:
-                    new_name = f'vpp{name}'
-                    config.rename(ipfix_path + [name], new_name)
-
-        bridge_path = ['vpp', 'interfaces', 'bridge']
-        if config.exists(bridge_path):
-            for iface in config.list_nodes(bridge_path):
-                tmp = bridge_path + [iface, 'member', 'interface']
-                if config.exists(tmp):
-                    for name in config.list_nodes(tmp):
-                        if name == ifname:
-                            new_name = f'vpp{name}'
-                            config.rename(tmp + [name], new_name)
-
-    config.delete(base)
-
-    if config.exists(kernel_interface_base) and len(config.list_nodes(kernel_interface_base)) == 0:
-        config.delete(['vpp', 'kernel-interfaces'])
-
-    if len(config.list_nodes(['vpp', 'interfaces'])) == 0:
-        config.delete(['vpp', 'interfaces'])