T5195: vyos.util -> vyos.utils package refactoring (#2093)

* T5195: move run, cmd, call, rc_cmd helper to vyos.utils.process

* T5195: use read_file and write_file implementation from vyos.utils.file

Changed code automatically using:

find . -type f -not -path '*/\.*' -exec sed -i 's/^from vyos.util import read_file$/from vyos.utils.file import read_file/g' {} +
find . -type f -not -path '*/\.*' -exec sed -i 's/^from vyos.util import write_file$/from vyos.utils.file import write_file/g' {} +

* T5195: move chmod* helpers to vyos.utils.permission

* T5195: use colon_separated_to_dict from vyos.utils.dict

* T5195: move is_systemd_service_* to vyos.utils.process

* T5195: fix boot issues with missing imports

* T5195: move dict_search_* helpers to vyos.utils.dict

* T5195: move network helpers to vyos.utils.network

* T5195: move commit_* helpers to vyos.utils.commit

* T5195: move user I/O helpers to vyos.utils.io

78 files changed, 160 insertions, 158 deletions

diff --git a/smoketest/scripts/cli/base_accel_ppp_test.py b/smoketest/scripts/cli/base_accel_ppp_test.py
index 471bdaffb..105c09f6e 100644
--- a/smoketest/scripts/cli/base_accel_ppp_test.py
+++ b/smoketest/scripts/cli/base_accel_ppp_test.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2022 VyOS maintainers and contributors
+# Copyright (C) 2020-2023 VyOS maintainers and contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 or later as
@@ -21,9 +21,9 @@ from configparser import ConfigParser
 from vyos.configsession import ConfigSession
 from vyos.configsession import ConfigSessionError
 from vyos.template import is_ipv4
-from vyos.util import cmd
 from vyos.util import get_half_cpus
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
+from vyos.utils.process import cmd
 
 class BasicAccelPPPTest:
     class TestCase(VyOSUnitTestSHIM.TestCase):
diff --git a/smoketest/scripts/cli/base_interfaces_test.py b/smoketest/scripts/cli/base_interfaces_test.py
index 348741715..b4afac0e2 100644
--- a/smoketest/scripts/cli/base_interfaces_test.py
+++ b/smoketest/scripts/cli/base_interfaces_test.py
@@ -28,11 +28,11 @@ from vyos.configsession import ConfigSession
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Interface
 from vyos.ifconfig import Section
-from vyos.util import read_file
-from vyos.util import cmd
-from vyos.util import dict_search
-from vyos.util import process_named_running
-from vyos.util import get_interface_config
+from vyos.utils.file import read_file
+from vyos.utils.dict import dict_search
+from vyos.utils.process import process_named_running
+from vyos.utils.network import get_interface_config
+from vyos.utils.process import cmd
 from vyos.validate import is_intf_addr_assigned
 from vyos.validate import is_ipv6_link_local
 from vyos.xml_ref import cli_defined
diff --git a/smoketest/scripts/cli/base_vyostest_shim.py b/smoketest/scripts/cli/base_vyostest_shim.py
index 9415d6f44..f694f539d 100644
--- a/smoketest/scripts/cli/base_vyostest_shim.py
+++ b/smoketest/scripts/cli/base_vyostest_shim.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 VyOS maintainers and contributors
+# Copyright (C) 2021-2023 VyOS maintainers and contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 or later as
@@ -23,8 +23,8 @@ from vyos.configsession import ConfigSession
 from vyos.configsession import ConfigSessionError
 from vyos import ConfigError
 from vyos.defaults import commit_lock
-from vyos.util import cmd
-from vyos.util import run
+from vyos.utils.process import cmd
+from vyos.utils.process import run
 
 save_config = '/tmp/vyos-smoketest-save'
 
diff --git a/smoketest/scripts/cli/test_configd_init.py b/smoketest/scripts/cli/test_configd_init.py
index 5dec89963..245c03824 100755
--- a/smoketest/scripts/cli/test_configd_init.py
+++ b/smoketest/scripts/cli/test_configd_init.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 #
-# Copyright (C) 2021 VyOS maintainers and contributors
+# Copyright (C) 2021-2023 VyOS maintainers and contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 or later as
@@ -17,7 +17,8 @@
 import unittest
 from time import sleep
 
-from vyos.util import cmd, is_systemd_service_running
+from vyos.utils.process import is_systemd_service_running
+from vyos.utils.process import cmd
 
 class TestConfigdInit(unittest.TestCase):
     def setUp(self):
diff --git a/smoketest/scripts/cli/test_container.py b/smoketest/scripts/cli/test_container.py
index 902156ee6..b43c05fae 100755
--- a/smoketest/scripts/cli/test_container.py
+++ b/smoketest/scripts/cli/test_container.py
@@ -21,9 +21,9 @@ import json
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 base_path = ['container']
 cont_image = 'busybox:stable' # busybox is included in vyos-build
diff --git a/smoketest/scripts/cli/test_firewall.py b/smoketest/scripts/cli/test_firewall.py
index 99d3b3ca1..0c56c2c93 100755
--- a/smoketest/scripts/cli/test_firewall.py
+++ b/smoketest/scripts/cli/test_firewall.py
@@ -22,8 +22,8 @@ from time import sleep
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import run
+from vyos.utils.process import cmd
+from vyos.utils.process import run
 
 sysfs_config = {
     'all_ping': {'sysfs': '/proc/sys/net/ipv4/icmp_echo_ignore_all', 'default': '0', 'test_value': 'disable'},
diff --git a/smoketest/scripts/cli/test_ha_virtual_server.py b/smoketest/scripts/cli/test_ha_virtual_server.py
index 6327df9df..51ccfa4df 100755
--- a/smoketest/scripts/cli/test_ha_virtual_server.py
+++ b/smoketest/scripts/cli/test_ha_virtual_server.py
@@ -20,9 +20,9 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig.vrrp import VRRP
-from vyos.util import cmd
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 from vyos.template import inc_ip
 
 PROCESS_NAME = 'keepalived'
diff --git a/smoketest/scripts/cli/test_ha_vrrp.py b/smoketest/scripts/cli/test_ha_vrrp.py
index 03bdbdd61..98259d830 100755
--- a/smoketest/scripts/cli/test_ha_vrrp.py
+++ b/smoketest/scripts/cli/test_ha_vrrp.py
@@ -20,9 +20,9 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig.vrrp import VRRP
-from vyos.util import cmd
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 from vyos.template import inc_ip
 
 PROCESS_NAME = 'keepalived'
diff --git a/smoketest/scripts/cli/test_interfaces_bonding.py b/smoketest/scripts/cli/test_interfaces_bonding.py
index 2e09173a7..8fc5cf8b1 100755
--- a/smoketest/scripts/cli/test_interfaces_bonding.py
+++ b/smoketest/scripts/cli/test_interfaces_bonding.py
@@ -22,8 +22,8 @@ from base_interfaces_test import BasicInterfaceTest
 from vyos.ifconfig import Section
 from vyos.ifconfig.interface import Interface
 from vyos.configsession import ConfigSessionError
-from vyos.util import get_interface_config
-from vyos.util import read_file
+from vyos.utils.network import get_interface_config
+from vyos.utils.file import read_file
 
 class BondingInterfaceTest(BasicInterfaceTest.TestCase):
     @classmethod
diff --git a/smoketest/scripts/cli/test_interfaces_bridge.py b/smoketest/scripts/cli/test_interfaces_bridge.py
index 85b45c8fa..674b0535a 100755
--- a/smoketest/scripts/cli/test_interfaces_bridge.py
+++ b/smoketest/scripts/cli/test_interfaces_bridge.py
@@ -24,9 +24,9 @@ from glob import glob
 from netifaces import interfaces
 
 from vyos.ifconfig import Section
-from vyos.util import cmd
-from vyos.util import read_file
-from vyos.util import get_interface_config
+from vyos.utils.process import cmd
+from vyos.utils.file import read_file
+from vyos.utils.network import get_interface_config
 from vyos.validate import is_intf_addr_assigned
 
 class BridgeInterfaceTest(BasicInterfaceTest.TestCase):
diff --git a/smoketest/scripts/cli/test_interfaces_ethernet.py b/smoketest/scripts/cli/test_interfaces_ethernet.py
index a1bc8481d..eec3ddbe8 100755
--- a/smoketest/scripts/cli/test_interfaces_ethernet.py
+++ b/smoketest/scripts/cli/test_interfaces_ethernet.py
@@ -28,9 +28,9 @@ from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
 from vyos.pki import CERT_BEGIN
 from vyos.template import is_ipv6
-from vyos.util import cmd
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 from vyos.validate import is_ipv6_link_local
 
 server_ca_root_cert_data = """
diff --git a/smoketest/scripts/cli/test_interfaces_geneve.py b/smoketest/scripts/cli/test_interfaces_geneve.py
index b2efb0349..5f8fae91e 100755
--- a/smoketest/scripts/cli/test_interfaces_geneve.py
+++ b/smoketest/scripts/cli/test_interfaces_geneve.py
@@ -17,7 +17,7 @@
 import unittest
 
 from vyos.ifconfig import Interface
-from vyos.util import get_interface_config
+from vyos.utils.network import get_interface_config
 
 from base_interfaces_test import BasicInterfaceTest
 
diff --git a/smoketest/scripts/cli/test_interfaces_input.py b/smoketest/scripts/cli/test_interfaces_input.py
index b4cae4695..3ddf86000 100755
--- a/smoketest/scripts/cli/test_interfaces_input.py
+++ b/smoketest/scripts/cli/test_interfaces_input.py
@@ -16,7 +16,7 @@
 
 import unittest
 
-from vyos.util import read_file
+from vyos.utils.file import read_file
 from vyos.ifconfig import Interface
 from base_vyostest_shim import VyOSUnitTestSHIM
 
diff --git a/smoketest/scripts/cli/test_interfaces_l2tpv3.py b/smoketest/scripts/cli/test_interfaces_l2tpv3.py
index b1d5b7c19..af3d49f75 100755
--- a/smoketest/scripts/cli/test_interfaces_l2tpv3.py
+++ b/smoketest/scripts/cli/test_interfaces_l2tpv3.py
@@ -19,7 +19,7 @@ import json
 import unittest
 
 from base_interfaces_test import BasicInterfaceTest
-from vyos.util import cmd
+from vyos.utils.process import cmd
 
 class L2TPv3InterfaceTest(BasicInterfaceTest.TestCase):
     @classmethod
diff --git a/smoketest/scripts/cli/test_interfaces_macsec.py b/smoketest/scripts/cli/test_interfaces_macsec.py
index 433336f07..20ffa04d4 100755
--- a/smoketest/scripts/cli/test_interfaces_macsec.py
+++ b/smoketest/scripts/cli/test_interfaces_macsec.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 #
-# Copyright (C) 2020-2022 VyOS maintainers and contributors
+# Copyright (C) 2020-2023 VyOS maintainers and contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 or later as
@@ -23,10 +23,10 @@ from netifaces import interfaces
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import cmd
-from vyos.util import read_file
-from vyos.util import get_interface_config
-from vyos.util import process_named_running
+from vyos.utils.process import cmd
+from vyos.utils.file import read_file
+from vyos.utils.network import get_interface_config
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'wpa_supplicant'
 
diff --git a/smoketest/scripts/cli/test_interfaces_netns.py b/smoketest/scripts/cli/test_interfaces_netns.py
index dffa7e0ac..b8bebb221 100755
--- a/smoketest/scripts/cli/test_interfaces_netns.py
+++ b/smoketest/scripts/cli/test_interfaces_netns.py
@@ -23,7 +23,7 @@ from vyos.configsession import ConfigSession
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Interface
 from vyos.ifconfig import Section
-from vyos.util import cmd
+from vyos.utils.process import cmd
 
 base_path = ['netns']
 namespaces = ['mgmt', 'front', 'back', 'ams-ix']
diff --git a/smoketest/scripts/cli/test_interfaces_openvpn.py b/smoketest/scripts/cli/test_interfaces_openvpn.py
index c80c7cf80..5c54f58a3 100755
--- a/smoketest/scripts/cli/test_interfaces_openvpn.py
+++ b/smoketest/scripts/cli/test_interfaces_openvpn.py
@@ -24,9 +24,9 @@ from netifaces import interfaces
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 from vyos.template import address_from_cidr
 from vyos.template import dec_ip
 from vyos.template import inc_ip
diff --git a/smoketest/scripts/cli/test_interfaces_tunnel.py b/smoketest/scripts/cli/test_interfaces_tunnel.py
index 9dce2b52c..2a7a519fd 100755
--- a/smoketest/scripts/cli/test_interfaces_tunnel.py
+++ b/smoketest/scripts/cli/test_interfaces_tunnel.py
@@ -19,7 +19,7 @@ import unittest
 from base_interfaces_test import BasicInterfaceTest
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import get_interface_config
+from vyos.utils.network import get_interface_config
 from vyos.template import inc_ip
 
 remote_ip4 = '192.0.2.100'
diff --git a/smoketest/scripts/cli/test_interfaces_virtual_ethernet.py b/smoketest/scripts/cli/test_interfaces_virtual_ethernet.py
index 4710930a0..7874589ca 100755
--- a/smoketest/scripts/cli/test_interfaces_virtual_ethernet.py
+++ b/smoketest/scripts/cli/test_interfaces_virtual_ethernet.py
@@ -19,7 +19,7 @@ import unittest
 from netifaces import interfaces
 
 from vyos.ifconfig import Section
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 from base_interfaces_test import BasicInterfaceTest
 
 class VEthInterfaceTest(BasicInterfaceTest.TestCase):
diff --git a/smoketest/scripts/cli/test_interfaces_vxlan.py b/smoketest/scripts/cli/test_interfaces_vxlan.py
index 60a9d1966..f6b203de4 100755
--- a/smoketest/scripts/cli/test_interfaces_vxlan.py
+++ b/smoketest/scripts/cli/test_interfaces_vxlan.py
@@ -18,8 +18,8 @@ import unittest
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Interface
-from vyos.util import get_bridge_fdb
-from vyos.util import get_interface_config
+from vyos.utils.network import get_bridge_fdb
+from vyos.utils.network import get_interface_config
 from vyos.template import is_ipv6
 from base_interfaces_test import BasicInterfaceTest
 
diff --git a/smoketest/scripts/cli/test_interfaces_wireless.py b/smoketest/scripts/cli/test_interfaces_wireless.py
index 85432cf04..a13a7531f 100755
--- a/smoketest/scripts/cli/test_interfaces_wireless.py
+++ b/smoketest/scripts/cli/test_interfaces_wireless.py
@@ -22,9 +22,9 @@ from base_interfaces_test import BasicInterfaceTest
 from glob import glob
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 from vyos.util import check_kmod
-from vyos.util import read_file
+from vyos.utils.file import read_file
 
 def get_config_value(interface, key):
     tmp = read_file(f'/run/hostapd/{interface}.conf')
diff --git a/smoketest/scripts/cli/test_load_balancing_reverse_proxy.py b/smoketest/scripts/cli/test_load_balancing_reverse_proxy.py
index 23a681321..a33fd5c18 100755
--- a/smoketest/scripts/cli/test_load_balancing_reverse_proxy.py
+++ b/smoketest/scripts/cli/test_load_balancing_reverse_proxy.py
@@ -19,8 +19,8 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'haproxy'
 HAPROXY_CONF = '/run/haproxy/haproxy.cfg'
diff --git a/smoketest/scripts/cli/test_load_balancing_wan.py b/smoketest/scripts/cli/test_load_balancing_wan.py
index 8df3471f7..9b2cb0fac 100755
--- a/smoketest/scripts/cli/test_load_balancing_wan.py
+++ b/smoketest/scripts/cli/test_load_balancing_wan.py
@@ -21,8 +21,8 @@ import time
 from base_vyostest_shim import VyOSUnitTestSHIM
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import call
-from vyos.util import cmd
+from vyos.utils.process import call
+from vyos.utils.process import cmd
 
 
 base_path = ['load-balancing']
diff --git a/smoketest/scripts/cli/test_nat.py b/smoketest/scripts/cli/test_nat.py
index 1f2b777a8..02fa03f7b 100755
--- a/smoketest/scripts/cli/test_nat.py
+++ b/smoketest/scripts/cli/test_nat.py
@@ -21,8 +21,8 @@ import unittest
 
 from base_vyostest_shim import VyOSUnitTestSHIM
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import dict_search
+from vyos.utils.process import cmd
+from vyos.utils.dict import dict_search
 
 base_path = ['nat']
 src_path = base_path + ['source']
diff --git a/smoketest/scripts/cli/test_nat66.py b/smoketest/scripts/cli/test_nat66.py
index 50806b3e8..e062f28a6 100755
--- a/smoketest/scripts/cli/test_nat66.py
+++ b/smoketest/scripts/cli/test_nat66.py
@@ -22,8 +22,8 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import dict_search
+from vyos.utils.process import cmd
+from vyos.utils.dict import dict_search
 
 base_path = ['nat66']
 src_path = base_path + ['source']
diff --git a/smoketest/scripts/cli/test_policy.py b/smoketest/scripts/cli/test_policy.py
index f35cdaa4c..354f791bd 100755
--- a/smoketest/scripts/cli/test_policy.py
+++ b/smoketest/scripts/cli/test_policy.py
@@ -19,7 +19,7 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
+from vyos.utils.process import cmd
 
 base_path = ['policy']
 
diff --git a/smoketest/scripts/cli/test_policy_route.py b/smoketest/scripts/cli/test_policy_route.py
index c83e633b2..d9b64544a 100755
--- a/smoketest/scripts/cli/test_policy_route.py
+++ b/smoketest/scripts/cli/test_policy_route.py
@@ -18,7 +18,7 @@ import unittest
 
 from base_vyostest_shim import VyOSUnitTestSHIM
 
-from vyos.util import cmd
+from vyos.utils.process import cmd
 
 mark = '100'
 conn_mark = '555'
diff --git a/smoketest/scripts/cli/test_protocols_bfd.py b/smoketest/scripts/cli/test_protocols_bfd.py
index fdc254a05..451565664 100755
--- a/smoketest/scripts/cli/test_protocols_bfd.py
+++ b/smoketest/scripts/cli/test_protocols_bfd.py
@@ -18,7 +18,7 @@ import unittest
 
 from base_vyostest_shim import VyOSUnitTestSHIM
 from vyos.configsession import ConfigSessionError
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'bfdd'
 base_path = ['protocols', 'bfd']
diff --git a/smoketest/scripts/cli/test_protocols_bgp.py b/smoketest/scripts/cli/test_protocols_bgp.py
index f20f48881..5b247a413 100755
--- a/smoketest/scripts/cli/test_protocols_bgp.py
+++ b/smoketest/scripts/cli/test_protocols_bgp.py
@@ -21,7 +21,7 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 from vyos.ifconfig import Section
 from vyos.configsession import ConfigSessionError
 from vyos.template import is_ipv6
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'bgpd'
 ASN = '64512'
diff --git a/smoketest/scripts/cli/test_protocols_igmp-proxy.py b/smoketest/scripts/cli/test_protocols_igmp-proxy.py
index 079b5bee5..a75003b12 100755
--- a/smoketest/scripts/cli/test_protocols_igmp-proxy.py
+++ b/smoketest/scripts/cli/test_protocols_igmp-proxy.py
@@ -19,8 +19,8 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import read_file
-from vyos.util import process_named_running
+from vyos.utils.file import read_file
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'igmpproxy'
 IGMP_PROXY_CONF = '/etc/igmpproxy.conf'
diff --git a/smoketest/scripts/cli/test_protocols_isis.py b/smoketest/scripts/cli/test_protocols_isis.py
index f1a030e77..511a5eb8b 100755
--- a/smoketest/scripts/cli/test_protocols_isis.py
+++ b/smoketest/scripts/cli/test_protocols_isis.py
@@ -19,7 +19,7 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'isisd'
 base_path = ['protocols', 'isis']
diff --git a/smoketest/scripts/cli/test_protocols_mpls.py b/smoketest/scripts/cli/test_protocols_mpls.py
index 76e6ca35a..06f21c6e1 100755
--- a/smoketest/scripts/cli/test_protocols_mpls.py
+++ b/smoketest/scripts/cli/test_protocols_mpls.py
@@ -19,7 +19,7 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'ldpd'
 base_path = ['protocols', 'mpls', 'ldp']
diff --git a/smoketest/scripts/cli/test_protocols_nhrp.py b/smoketest/scripts/cli/test_protocols_nhrp.py
index 7dbe836f7..45ef539f6 100755
--- a/smoketest/scripts/cli/test_protocols_nhrp.py
+++ b/smoketest/scripts/cli/test_protocols_nhrp.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 #
-# Copyright (C) 2021 VyOS maintainers and contributors
+# Copyright (C) 2021-2023 VyOS maintainers and contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 or later as
@@ -19,7 +19,9 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.firewall import find_nftables_rule
-from vyos.util import call, process_named_running, read_file
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
+from vyos.utils.process import call
 
 tunnel_path = ['interfaces', 'tunnel']
 nhrp_path = ['protocols', 'nhrp']
diff --git a/smoketest/scripts/cli/test_protocols_ospf.py b/smoketest/scripts/cli/test_protocols_ospf.py
index e4907596e..977376bdd 100755
--- a/smoketest/scripts/cli/test_protocols_ospf.py
+++ b/smoketest/scripts/cli/test_protocols_ospf.py
@@ -20,7 +20,7 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'ospfd'
 base_path = ['protocols', 'ospf']
diff --git a/smoketest/scripts/cli/test_protocols_ospfv3.py b/smoketest/scripts/cli/test_protocols_ospfv3.py
index fa80ad555..b67bfaac7 100755
--- a/smoketest/scripts/cli/test_protocols_ospfv3.py
+++ b/smoketest/scripts/cli/test_protocols_ospfv3.py
@@ -20,7 +20,7 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'ospf6d'
 base_path = ['protocols', 'ospfv3']
diff --git a/smoketest/scripts/cli/test_protocols_rip.py b/smoketest/scripts/cli/test_protocols_rip.py
index 11385adb5..925499fc8 100755
--- a/smoketest/scripts/cli/test_protocols_rip.py
+++ b/smoketest/scripts/cli/test_protocols_rip.py
@@ -19,7 +19,7 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.ifconfig import Section
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'ripd'
 acl_in = '198'
diff --git a/smoketest/scripts/cli/test_protocols_ripng.py b/smoketest/scripts/cli/test_protocols_ripng.py
index 53336a533..0a8ce7eef 100755
--- a/smoketest/scripts/cli/test_protocols_ripng.py
+++ b/smoketest/scripts/cli/test_protocols_ripng.py
@@ -19,7 +19,7 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.ifconfig import Section
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'ripngd'
 acl_in = '198'
diff --git a/smoketest/scripts/cli/test_protocols_rpki.py b/smoketest/scripts/cli/test_protocols_rpki.py
index e5e45565b..f4aedcbc3 100755
--- a/smoketest/scripts/cli/test_protocols_rpki.py
+++ b/smoketest/scripts/cli/test_protocols_rpki.py
@@ -20,8 +20,8 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import process_named_running
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
 
 base_path = ['protocols', 'rpki']
 PROCESS_NAME = 'bgpd'
diff --git a/smoketest/scripts/cli/test_protocols_static.py b/smoketest/scripts/cli/test_protocols_static.py
index 275f1a1df..abf1080ab 100755
--- a/smoketest/scripts/cli/test_protocols_static.py
+++ b/smoketest/scripts/cli/test_protocols_static.py
@@ -20,7 +20,7 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.template import is_ipv6
-from vyos.util import get_interface_config
+from vyos.utils.network import get_interface_config
 
 base_path = ['protocols', 'static']
 vrf_path =  ['protocols', 'vrf']
diff --git a/smoketest/scripts/cli/test_protocols_static_arp.py b/smoketest/scripts/cli/test_protocols_static_arp.py
index b61d8f854..7f8047249 100755
--- a/smoketest/scripts/cli/test_protocols_static_arp.py
+++ b/smoketest/scripts/cli/test_protocols_static_arp.py
@@ -19,7 +19,7 @@ import unittest
 
 from base_vyostest_shim import VyOSUnitTestSHIM
 
-from vyos.util import cmd
+from vyos.utils.process import cmd
 
 base_path = ['protocols', 'static', 'arp']
 interface = 'eth0'
diff --git a/smoketest/scripts/cli/test_qos.py b/smoketest/scripts/cli/test_qos.py
index 0092473d6..4cda2089f 100755
--- a/smoketest/scripts/cli/test_qos.py
+++ b/smoketest/scripts/cli/test_qos.py
@@ -22,7 +22,7 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import cmd
+from vyos.utils.process import cmd
 
 base_path = ['qos']
 
diff --git a/smoketest/scripts/cli/test_service_dhcp-relay.py b/smoketest/scripts/cli/test_service_dhcp-relay.py
index 92f87c06c..59c4b59a9 100755
--- a/smoketest/scripts/cli/test_service_dhcp-relay.py
+++ b/smoketest/scripts/cli/test_service_dhcp-relay.py
@@ -20,8 +20,8 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'dhcrelay'
 RELAY_CONF = '/run/dhcp-relay/dhcrelay.conf'
diff --git a/smoketest/scripts/cli/test_service_dhcp-server.py b/smoketest/scripts/cli/test_service_dhcp-server.py
index 64ba100a2..093e43494 100755
--- a/smoketest/scripts/cli/test_service_dhcp-server.py
+++ b/smoketest/scripts/cli/test_service_dhcp-server.py
@@ -19,8 +19,8 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 from vyos.template import address_from_cidr
 from vyos.template import inc_ip
 from vyos.template import dec_ip
diff --git a/smoketest/scripts/cli/test_service_dhcpv6-relay.py b/smoketest/scripts/cli/test_service_dhcpv6-relay.py
index 8bb58d296..4487f4b0f 100755
--- a/smoketest/scripts/cli/test_service_dhcpv6-relay.py
+++ b/smoketest/scripts/cli/test_service_dhcpv6-relay.py
@@ -21,8 +21,8 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
 from vyos.template import address_from_cidr
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'dhcrelay'
 RELAY_CONF = '/run/dhcp-relay/dhcrelay6.conf'
diff --git a/smoketest/scripts/cli/test_service_dhcpv6-server.py b/smoketest/scripts/cli/test_service_dhcpv6-server.py
index f83453323..4d9dabc3f 100755
--- a/smoketest/scripts/cli/test_service_dhcpv6-server.py
+++ b/smoketest/scripts/cli/test_service_dhcpv6-server.py
@@ -20,8 +20,8 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.template import inc_ip
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'dhcpd'
 DHCPD_CONF = '/run/dhcp-server/dhcpdv6.conf'
diff --git a/smoketest/scripts/cli/test_service_dns_dynamic.py b/smoketest/scripts/cli/test_service_dns_dynamic.py
index 11d411cb4..f6c42e8c9 100755
--- a/smoketest/scripts/cli/test_service_dns_dynamic.py
+++ b/smoketest/scripts/cli/test_service_dns_dynamic.py
@@ -22,8 +22,8 @@ import tempfile
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import process_running
+from vyos.utils.process import cmd
+from vyos.utils.process import process_running
 
 DDCLIENT_CONF = '/run/ddclient/ddclient.conf'
 DDCLIENT_PID = '/run/ddclient/ddclient.pid'
diff --git a/smoketest/scripts/cli/test_service_dns_forwarding.py b/smoketest/scripts/cli/test_service_dns_forwarding.py
index 88492e348..1bd9f8713 100755
--- a/smoketest/scripts/cli/test_service_dns_forwarding.py
+++ b/smoketest/scripts/cli/test_service_dns_forwarding.py
@@ -21,8 +21,8 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.template import bracketize_ipv6
-from vyos.util import read_file
-from vyos.util import process_named_running
+from vyos.utils.file import read_file
+from vyos.utils.process import process_named_running
 
 CONFIG_FILE = '/run/powerdns/recursor.conf'
 FORWARD_FILE = '/run/powerdns/recursor.forward-zones.conf'
diff --git a/smoketest/scripts/cli/test_service_https.py b/smoketest/scripts/cli/test_service_https.py
index 1adf1f5cf..1ae5c104c 100755
--- a/smoketest/scripts/cli/test_service_https.py
+++ b/smoketest/scripts/cli/test_service_https.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 #
-# Copyright (C) 2019-2022 VyOS maintainers and contributors
+# Copyright (C) 2019-2023 VyOS maintainers and contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 or later as
@@ -21,8 +21,8 @@ from urllib3.exceptions import InsecureRequestWarning
 
 from base_vyostest_shim import VyOSUnitTestSHIM
 from base_vyostest_shim import ignore_warning
-from vyos.util import read_file
-from vyos.util import run
+from vyos.utils.file import read_file
+from vyos.utils.process import run
 
 base_path = ['service', 'https']
 pki_base = ['pki']
diff --git a/smoketest/scripts/cli/test_service_ids.py b/smoketest/scripts/cli/test_service_ids.py
index dcf2bcefe..91b056eea 100755
--- a/smoketest/scripts/cli/test_service_ids.py
+++ b/smoketest/scripts/cli/test_service_ids.py
@@ -20,8 +20,8 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'fastnetmon'
 FASTNETMON_CONF = '/run/fastnetmon/fastnetmon.conf'
diff --git a/smoketest/scripts/cli/test_service_ipoe-server.py b/smoketest/scripts/cli/test_service_ipoe-server.py
index 8a141b8f0..4dd3e761c 100755
--- a/smoketest/scripts/cli/test_service_ipoe-server.py
+++ b/smoketest/scripts/cli/test_service_ipoe-server.py
@@ -19,7 +19,7 @@ import unittest
 
 from base_accel_ppp_test import BasicAccelPPPTest
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
+from vyos.utils.process import cmd
 
 from configparser import ConfigParser
 
diff --git a/smoketest/scripts/cli/test_service_lldp.py b/smoketest/scripts/cli/test_service_lldp.py
index 439c96c33..ee26844ab 100755
--- a/smoketest/scripts/cli/test_service_lldp.py
+++ b/smoketest/scripts/cli/test_service_lldp.py
@@ -22,9 +22,9 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import cmd
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 from vyos.version import get_version_data
 
 PROCESS_NAME = 'lldpd'
diff --git a/smoketest/scripts/cli/test_service_mdns-repeater.py b/smoketest/scripts/cli/test_service_mdns-repeater.py
index 880c13043..9a9839025 100755
--- a/smoketest/scripts/cli/test_service_mdns-repeater.py
+++ b/smoketest/scripts/cli/test_service_mdns-repeater.py
@@ -19,7 +19,7 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from configparser import ConfigParser
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 base_path = ['service', 'mdns', 'repeater']
 intf_base = ['interfaces', 'dummy']
diff --git a/smoketest/scripts/cli/test_service_monitoring_telegraf.py b/smoketest/scripts/cli/test_service_monitoring_telegraf.py
index ed486c3b9..f3355b735 100755
--- a/smoketest/scripts/cli/test_service_monitoring_telegraf.py
+++ b/smoketest/scripts/cli/test_service_monitoring_telegraf.py
@@ -20,8 +20,8 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSession
 from vyos.configsession import ConfigSessionError
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'telegraf'
 TELEGRAF_CONF = '/run/telegraf/telegraf.conf'
diff --git a/smoketest/scripts/cli/test_service_ntp.py b/smoketest/scripts/cli/test_service_ntp.py
index 046e5eea6..9a63fbbd1 100755
--- a/smoketest/scripts/cli/test_service_ntp.py
+++ b/smoketest/scripts/cli/test_service_ntp.py
@@ -19,8 +19,8 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import process_named_running
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'chronyd'
 NTP_CONF = '/run/chrony/chrony.conf'
diff --git a/smoketest/scripts/cli/test_service_pppoe-server.py b/smoketest/scripts/cli/test_service_pppoe-server.py
index bb6a1c1cd..963784f0a 100755
--- a/smoketest/scripts/cli/test_service_pppoe-server.py
+++ b/smoketest/scripts/cli/test_service_pppoe-server.py
@@ -19,7 +19,7 @@ import unittest
 from base_accel_ppp_test import BasicAccelPPPTest
 
 from configparser import ConfigParser
-from vyos.util import read_file
+from vyos.utils.file import read_file
 from vyos.template import range_to_regex
 
 local_if = ['interfaces', 'dummy', 'dum667']
diff --git a/smoketest/scripts/cli/test_service_router-advert.py b/smoketest/scripts/cli/test_service_router-advert.py
index 0169b7934..5fc2019fd 100755
--- a/smoketest/scripts/cli/test_service_router-advert.py
+++ b/smoketest/scripts/cli/test_service_router-advert.py
@@ -20,8 +20,8 @@ import unittest
 from vyos.configsession import ConfigSessionError
 from base_vyostest_shim import VyOSUnitTestSHIM
 
-from vyos.util import read_file
-from vyos.util import process_named_running
+from vyos.utils.file import read_file
+from vyos.utils.process import process_named_running
 
 PROCESS_NAME = 'radvd'
 RADVD_CONF = '/run/radvd/radvd.conf'
diff --git a/smoketest/scripts/cli/test_service_salt.py b/smoketest/scripts/cli/test_service_salt.py
index 00a4f2020..48a588b72 100755
--- a/smoketest/scripts/cli/test_service_salt.py
+++ b/smoketest/scripts/cli/test_service_salt.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 #
-# Copyright (C) 2022 VyOS maintainers and contributors
+# Copyright (C) 2022-2023 VyOS maintainers and contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 or later as
@@ -19,9 +19,9 @@ import unittest
 from socket import gethostname
 from base_vyostest_shim import VyOSUnitTestSHIM
 
-from vyos.util import process_named_running
-from vyos.util import read_file
-from vyos.util import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
+from vyos.utils.process import cmd
 
 PROCESS_NAME = 'salt-minion'
 SALT_CONF = '/etc/salt/minion'
diff --git a/smoketest/scripts/cli/test_service_snmp.py b/smoketest/scripts/cli/test_service_snmp.py
index b18b9e7a1..52a72ec4f 100755
--- a/smoketest/scripts/cli/test_service_snmp.py
+++ b/smoketest/scripts/cli/test_service_snmp.py
@@ -22,10 +22,10 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 from vyos.configsession import ConfigSessionError
 from vyos.template import is_ipv4
 from vyos.template import address_from_cidr
-from vyos.util import call
-from vyos.util import DEVNULL
-from vyos.util import read_file
-from vyos.util import process_named_running
+from vyos.utils.process import call
+from vyos.utils.process import DEVNULL
+from vyos.utils.file import read_file
+from vyos.utils.process import process_named_running
 from vyos.version import get_version_data
 
 PROCESS_NAME = 'snmpd'
diff --git a/smoketest/scripts/cli/test_service_ssh.py b/smoketest/scripts/cli/test_service_ssh.py
index e03907dd8..947d7d568 100755
--- a/smoketest/scripts/cli/test_service_ssh.py
+++ b/smoketest/scripts/cli/test_service_ssh.py
@@ -24,10 +24,10 @@ from pwd import getpwall
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import is_systemd_service_running
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import is_systemd_service_running
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'sshd'
 SSHD_CONF = '/run/sshd/sshd_config'
diff --git a/smoketest/scripts/cli/test_service_tftp-server.py b/smoketest/scripts/cli/test_service_tftp-server.py
index 99d81e203..d60794980 100755
--- a/smoketest/scripts/cli/test_service_tftp-server.py
+++ b/smoketest/scripts/cli/test_service_tftp-server.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 #
-# Copyright (C) 2019-2020 VyOS maintainers and contributors
+# Copyright (C) 2019-2023 VyOS maintainers and contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 or later as
@@ -20,9 +20,9 @@ from psutil import process_iter
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import read_file
-from vyos.util import process_named_running
+from vyos.utils.process import cmd
+from vyos.utils.file import read_file
+from vyos.utils.process import process_named_running
 from vyos.template import is_ipv6
 
 PROCESS_NAME = 'in.tftpd'
diff --git a/smoketest/scripts/cli/test_service_upnp.py b/smoketest/scripts/cli/test_service_upnp.py
index e4df88c1e..c3fb0ec9d 100755
--- a/smoketest/scripts/cli/test_service_upnp.py
+++ b/smoketest/scripts/cli/test_service_upnp.py
@@ -22,8 +22,8 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 from vyos.configsession import ConfigSession
 from vyos.configsession import ConfigSessionError
 from vyos.template import ip_from_cidr
-from vyos.util import read_file
-from vyos.util import process_named_running
+from vyos.utils.file import read_file
+from vyos.utils.process import process_named_running
 
 UPNP_CONF = '/run/upnp/miniupnp.conf'
 DAEMON = 'miniupnpd'
diff --git a/smoketest/scripts/cli/test_service_webproxy.py b/smoketest/scripts/cli/test_service_webproxy.py
index fb9b46a06..2b3f6d21c 100755
--- a/smoketest/scripts/cli/test_service_webproxy.py
+++ b/smoketest/scripts/cli/test_service_webproxy.py
@@ -19,9 +19,9 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'squid'
 PROXY_CONF = '/etc/squid/squid.conf'
diff --git a/smoketest/scripts/cli/test_system_conntrack.py b/smoketest/scripts/cli/test_system_conntrack.py
index fd16146b1..2a89aa98b 100755
--- a/smoketest/scripts/cli/test_system_conntrack.py
+++ b/smoketest/scripts/cli/test_system_conntrack.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 #
-# Copyright (C) 2021 VyOS maintainers and contributors
+# Copyright (C) 2021-2023 VyOS maintainers and contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 or later as
@@ -21,8 +21,8 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.firewall import find_nftables_rule
-from vyos.util import cmd
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.file import read_file
 
 base_path = ['system', 'conntrack']
 
diff --git a/smoketest/scripts/cli/test_system_flow-accounting.py b/smoketest/scripts/cli/test_system_flow-accounting.py
index df60b9613..d55ea616e 100755
--- a/smoketest/scripts/cli/test_system_flow-accounting.py
+++ b/smoketest/scripts/cli/test_system_flow-accounting.py
@@ -22,9 +22,9 @@ from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
 from vyos.template import bracketize_ipv6
 from vyos.template import is_ipv6
-from vyos.util import cmd
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'uacctd'
 base_path = ['system', 'flow-accounting']
diff --git a/smoketest/scripts/cli/test_system_frr.py b/smoketest/scripts/cli/test_system_frr.py
index 331133ed4..715ec401d 100755
--- a/smoketest/scripts/cli/test_system_frr.py
+++ b/smoketest/scripts/cli/test_system_frr.py
@@ -17,7 +17,7 @@
 import re
 import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
-from vyos.util import read_file
+from vyos.utils.file import read_file
 
 config_file = '/etc/frr/daemons'
 base_path = ['system', 'frr']
diff --git a/smoketest/scripts/cli/test_system_ip.py b/smoketest/scripts/cli/test_system_ip.py
index e7f7e3345..bd2531084 100755
--- a/smoketest/scripts/cli/test_system_ip.py
+++ b/smoketest/scripts/cli/test_system_ip.py
@@ -18,7 +18,7 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import read_file
+from vyos.utils.file import read_file
 
 base_path = ['system', 'ip']
 
diff --git a/smoketest/scripts/cli/test_system_ipv6.py b/smoketest/scripts/cli/test_system_ipv6.py
index e91b924fc..b540be9ff 100755
--- a/smoketest/scripts/cli/test_system_ipv6.py
+++ b/smoketest/scripts/cli/test_system_ipv6.py
@@ -20,8 +20,8 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.template import is_ipv4
-from vyos.util import read_file
-from vyos.util import get_interface_config
+from vyos.utils.file import read_file
+from vyos.utils.network import get_interface_config
 from vyos.validate import is_intf_addr_assigned
 
 base_path = ['system', 'ipv6']
diff --git a/smoketest/scripts/cli/test_system_lcd.py b/smoketest/scripts/cli/test_system_lcd.py
index 831fba979..fc440ca8a 100755
--- a/smoketest/scripts/cli/test_system_lcd.py
+++ b/smoketest/scripts/cli/test_system_lcd.py
@@ -19,7 +19,7 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 from configparser import ConfigParser
 
-from vyos.util import process_named_running
+from vyos.utils.process import process_named_running
 
 config_file = '/run/LCDd/LCDd.conf'
 base_path = ['system', 'lcd']
diff --git a/smoketest/scripts/cli/test_system_login.py b/smoketest/scripts/cli/test_system_login.py
index 8a4f5fdd1..195b127a4 100755
--- a/smoketest/scripts/cli/test_system_login.py
+++ b/smoketest/scripts/cli/test_system_login.py
@@ -26,8 +26,8 @@ from pwd import getpwall
 from time import sleep
 
 from vyos.configsession import ConfigSessionError
-from vyos.util import cmd
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.file import read_file
 from vyos.template import inc_ip
 
 base_path = ['system', 'login']
diff --git a/smoketest/scripts/cli/test_system_logs.py b/smoketest/scripts/cli/test_system_logs.py
index 92fa9c3d9..17cce5ca1 100755
--- a/smoketest/scripts/cli/test_system_logs.py
+++ b/smoketest/scripts/cli/test_system_logs.py
@@ -17,7 +17,7 @@
 import re
 import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
-from vyos.util import read_file
+from vyos.utils.file import read_file
 
 # path to logrotate configs
 logrotate_atop_file = '/etc/logrotate.d/vyos-atop'
diff --git a/smoketest/scripts/cli/test_system_nameserver.py b/smoketest/scripts/cli/test_system_nameserver.py
index 58c84988e..4979a7c72 100755
--- a/smoketest/scripts/cli/test_system_nameserver.py
+++ b/smoketest/scripts/cli/test_system_nameserver.py
@@ -21,7 +21,7 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 
-from vyos.util import read_file
+from vyos.utils.file import read_file
 
 RESOLV_CONF = '/etc/resolv.conf'
 
diff --git a/smoketest/scripts/cli/test_system_sflow.py b/smoketest/scripts/cli/test_system_sflow.py
index 1aec050a4..63262db69 100755
--- a/smoketest/scripts/cli/test_system_sflow.py
+++ b/smoketest/scripts/cli/test_system_sflow.py
@@ -20,9 +20,9 @@ from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Section
-from vyos.util import cmd
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import cmd
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 PROCESS_NAME = 'hsflowd'
 base_path = ['system', 'sflow']
diff --git a/smoketest/scripts/cli/test_vpn_ipsec.py b/smoketest/scripts/cli/test_vpn_ipsec.py
index acb41e410..01b0406bf 100755
--- a/smoketest/scripts/cli/test_vpn_ipsec.py
+++ b/smoketest/scripts/cli/test_vpn_ipsec.py
@@ -18,9 +18,9 @@ import os
 import unittest
 
 from base_vyostest_shim import VyOSUnitTestSHIM
-from vyos.util import call
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import call
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 ethernet_path = ['interfaces', 'ethernet']
 tunnel_path = ['interfaces', 'tunnel']
diff --git a/smoketest/scripts/cli/test_vpn_openconnect.py b/smoketest/scripts/cli/test_vpn_openconnect.py
index ec8ecacb9..04abeb1aa 100755
--- a/smoketest/scripts/cli/test_vpn_openconnect.py
+++ b/smoketest/scripts/cli/test_vpn_openconnect.py
@@ -19,8 +19,8 @@ import unittest
 from base_vyostest_shim import VyOSUnitTestSHIM
 
 from vyos.template import ip_from_cidr
-from vyos.util import process_named_running
-from vyos.util import read_file
+from vyos.utils.process import process_named_running
+from vyos.utils.file import read_file
 
 OCSERV_CONF = '/run/ocserv/ocserv.conf'
 base_path = ['vpn', 'openconnect']
diff --git a/smoketest/scripts/cli/test_vpn_sstp.py b/smoketest/scripts/cli/test_vpn_sstp.py
index 434e3aa05..232eafcf2 100755
--- a/smoketest/scripts/cli/test_vpn_sstp.py
+++ b/smoketest/scripts/cli/test_vpn_sstp.py
@@ -17,7 +17,7 @@
 import unittest
 
 from base_accel_ppp_test import BasicAccelPPPTest
-from vyos.util import read_file
+from vyos.utils.file import read_file
 
 pki_path = ['pki']
 
diff --git a/smoketest/scripts/cli/test_vrf.py b/smoketest/scripts/cli/test_vrf.py
index 926616727..932f7b4f1 100755
--- a/smoketest/scripts/cli/test_vrf.py
+++ b/smoketest/scripts/cli/test_vrf.py
@@ -26,9 +26,9 @@ from vyos.configsession import ConfigSessionError
 from vyos.ifconfig import Interface
 from vyos.ifconfig import Section
 from vyos.template import is_ipv4
-from vyos.util import cmd
-from vyos.util import read_file
-from vyos.util import get_interface_config
+from vyos.utils.process import cmd
+from vyos.utils.file import read_file
+from vyos.utils.network import get_interface_config
 from vyos.validate import is_intf_addr_assigned
 
 base_path = ['vrf']
diff --git a/smoketest/scripts/system/test_kernel_options.py b/smoketest/scripts/system/test_kernel_options.py
index fe2a1c48a..a39ae50bc 100755
--- a/smoketest/scripts/system/test_kernel_options.py
+++ b/smoketest/scripts/system/test_kernel_options.py
@@ -20,14 +20,13 @@ import os
 import platform
 import unittest
 
-from vyos.util import call
-from vyos.util import read_file
+from vyos.utils.process import call
+from vyos.utils.file import read_file
 
 kernel = platform.release()
 config = read_file(f'/boot/config-{kernel}')
 CONFIG = '/proc/config.gz'
 
-
 class TestKernelModules(unittest.TestCase):
     """ VyOS makes use of a lot of Kernel drivers, modules and features. The
     required modules which are essential for VyOS should be tested that they are
diff --git a/smoketest/scripts/system/test_module_load.py b/smoketest/scripts/system/test_module_load.py
index bd30c57ec..69365761f 100755
--- a/smoketest/scripts/system/test_module_load.py
+++ b/smoketest/scripts/system/test_module_load.py
@@ -15,7 +15,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import unittest
-from vyos.util import cmd
+from vyos.utils.process import cmd
 
 modules = {
     "intel": ["e1000", "e1000e", "igb", "ixgb", "ixgbe", "ixgbevf", "i40e",