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From b1dd14ffafad2d2ca84326c525962b2ca086b292 Mon Sep 17 00:00:00 2001
From: Ani Sinha <anisinha@redhat.com>
Date: Wed, 22 Mar 2023 16:31:58 +0530
Subject: [PATCH] Revert "Add native NetworkManager support (#1224)"
This reverts commit feda344e6cf9d37b09bc13cf333a717d1654c26c.
Signed-off-by: Ani Sinha <anisinha@redhat.com>
---
cloudinit/cmd/devel/net_convert.py | 14 +-
cloudinit/net/activators.py | 25 +-
cloudinit/net/network_manager.py | 393 ----------------
cloudinit/net/renderers.py | 2 -
cloudinit/net/sysconfig.py | 42 +-
tests/unittests/test_net.py | 597 +++++--------------------
tests/unittests/test_net_activators.py | 11 +-
7 files changed, 161 insertions(+), 923 deletions(-)
delete mode 100644 cloudinit/net/network_manager.py
diff --git a/cloudinit/cmd/devel/net_convert.py b/cloudinit/cmd/devel/net_convert.py
index eee49860..1a0a31ac 100755
--- a/cloudinit/cmd/devel/net_convert.py
+++ b/cloudinit/cmd/devel/net_convert.py
@@ -10,14 +10,7 @@ import sys
import yaml
from cloudinit import distros, log, safeyaml
-from cloudinit.net import (
- eni,
- netplan,
- network_manager,
- network_state,
- networkd,
- sysconfig,
-)
+from cloudinit.net import eni, netplan, network_state, networkd, sysconfig
from cloudinit.sources import DataSourceAzure as azure
from cloudinit.sources.helpers import openstack
from cloudinit.sources.helpers.vmware.imc import guestcust_util
@@ -84,7 +77,7 @@ def get_parser(parser=None):
parser.add_argument(
"-O",
"--output-kind",
- choices=["eni", "netplan", "networkd", "sysconfig", "network-manager"],
+ choices=["eni", "netplan", "networkd", "sysconfig"],
required=True,
help="The network config format to emit",
)
@@ -157,9 +150,6 @@ def handle_args(name, args):
elif args.output_kind == "sysconfig":
r_cls = sysconfig.Renderer
config = distro.renderer_configs.get("sysconfig")
- elif args.output_kind == "network-manager":
- r_cls = network_manager.Renderer
- config = distro.renderer_configs.get("network-manager")
else:
raise RuntimeError("Invalid output_kind")
diff --git a/cloudinit/net/activators.py b/cloudinit/net/activators.py
index 7d11a02c..d9a8c4d7 100644
--- a/cloudinit/net/activators.py
+++ b/cloudinit/net/activators.py
@@ -1,14 +1,15 @@
# This file is part of cloud-init. See LICENSE file for license information.
import logging
+import os
from abc import ABC, abstractmethod
from typing import Dict, Iterable, List, Optional, Type, Union
from cloudinit import subp, util
from cloudinit.net.eni import available as eni_available
from cloudinit.net.netplan import available as netplan_available
-from cloudinit.net.network_manager import available as nm_available
from cloudinit.net.network_state import NetworkState
from cloudinit.net.networkd import available as networkd_available
+from cloudinit.net.sysconfig import NM_CFG_FILE
LOG = logging.getLogger(__name__)
@@ -123,24 +124,20 @@ class IfUpDownActivator(NetworkActivator):
class NetworkManagerActivator(NetworkActivator):
@staticmethod
def available(target=None) -> bool:
- """Return true if NetworkManager can be used on this system."""
- return nm_available(target=target)
+ """Return true if network manager can be used on this system."""
+ config_present = os.path.isfile(
+ subp.target_path(target, path=NM_CFG_FILE)
+ )
+ nmcli_present = subp.which("nmcli", target=target)
+ return config_present and bool(nmcli_present)
@staticmethod
def bring_up_interface(device_name: str) -> bool:
- """Bring up connection using nmcli.
+ """Bring up interface using nmcli.
Return True is successful, otherwise return False
"""
- from cloudinit.net.network_manager import conn_filename
-
- filename = conn_filename(device_name)
- cmd = ["nmcli", "connection", "load", filename]
- if _alter_interface(cmd, device_name):
- cmd = ["nmcli", "connection", "up", "filename", filename]
- else:
- _alter_interface(["nmcli", "connection", "reload"], device_name)
- cmd = ["nmcli", "connection", "up", "ifname", device_name]
+ cmd = ["nmcli", "connection", "up", "ifname", device_name]
return _alter_interface(cmd, device_name)
@staticmethod
@@ -149,7 +146,7 @@ class NetworkManagerActivator(NetworkActivator):
Return True is successful, otherwise return False
"""
- cmd = ["nmcli", "device", "disconnect", device_name]
+ cmd = ["nmcli", "connection", "down", device_name]
return _alter_interface(cmd, device_name)
diff --git a/cloudinit/net/network_manager.py b/cloudinit/net/network_manager.py
deleted file mode 100644
index 53763d15..00000000
--- a/cloudinit/net/network_manager.py
+++ /dev/null
@@ -1,393 +0,0 @@
-# Copyright 2022 Red Hat, Inc.
-#
-# Author: Lubomir Rintel <lkundrak@v3.sk>
-# Fixes and suggestions contributed by James Falcon, Neal Gompa,
-# Zbigniew Jędrzejewski-Szmek and Emanuele Giuseppe Esposito.
-#
-# This file is part of cloud-init. See LICENSE file for license information.
-
-import configparser
-import io
-import itertools
-import os
-import uuid
-from typing import Optional
-
-from cloudinit import log as logging
-from cloudinit import subp, util
-from cloudinit.net import is_ipv6_address, renderer, subnet_is_ipv6
-from cloudinit.net.network_state import NetworkState
-
-NM_RUN_DIR = "/etc/NetworkManager"
-NM_LIB_DIR = "/usr/lib/NetworkManager"
-NM_CFG_FILE = "/etc/NetworkManager/NetworkManager.conf"
-LOG = logging.getLogger(__name__)
-
-
-class NMConnection:
- """Represents a NetworkManager connection profile."""
-
- def __init__(self, con_id):
- """
- Initializes the connection with some very basic properties,
- notably the UUID so that the connection can be referred to.
- """
-
- # Chosen by fair dice roll
- CI_NM_UUID = uuid.UUID("a3924cb8-09e0-43e9-890b-77972a800108")
-
- self.config = configparser.ConfigParser()
- # Identity option name mapping, to achieve case sensitivity
- self.config.optionxform = str
-
- self.config["connection"] = {
- "id": f"cloud-init {con_id}",
- "uuid": str(uuid.uuid5(CI_NM_UUID, con_id)),
- }
-
- # This is not actually used anywhere, but may be useful in future
- self.config["user"] = {
- "org.freedesktop.NetworkManager.origin": "cloud-init"
- }
-
- def _set_default(self, section, option, value):
- """
- Sets a property unless it's already set, ensuring the section
- exists.
- """
-
- if not self.config.has_section(section):
- self.config[section] = {}
- if not self.config.has_option(section, option):
- self.config[section][option] = value
-
- def _set_ip_method(self, family, subnet_type):
- """
- Ensures there's appropriate [ipv4]/[ipv6] for given family
- appropriate for given configuration type
- """
-
- method_map = {
- "static": "manual",
- "dhcp6": "auto",
- "ipv6_slaac": "auto",
- "ipv6_dhcpv6-stateless": "auto",
- "ipv6_dhcpv6-stateful": "auto",
- "dhcp4": "auto",
- "dhcp": "auto",
- }
-
- # Ensure we got an [ipvX] section
- self._set_default(family, "method", "disabled")
-
- try:
- method = method_map[subnet_type]
- except KeyError:
- # What else can we do
- method = "auto"
- self.config[family]["may-fail"] = "true"
-
- # Make sure we don't "downgrade" the method in case
- # we got conflicting subnets (e.g. static along with dhcp)
- if self.config[family]["method"] == "dhcp":
- return
- if self.config[family]["method"] == "auto" and method == "manual":
- return
-
- self.config[family]["method"] = method
- self._set_default(family, "may-fail", "false")
-
- def _add_numbered(self, section, key_prefix, value):
- """
- Adds a numbered property, such as address<n> or route<n>, ensuring
- the appropriate value gets used for <n>.
- """
-
- for index in itertools.count(1):
- key = f"{key_prefix}{index}"
- if not self.config.has_option(section, key):
- self.config[section][key] = value
- break
-
- def _add_address(self, family, subnet):
- """
- Adds an ipv[46]address<n> property.
- """
-
- value = subnet["address"] + "/" + str(subnet["prefix"])
- self._add_numbered(family, "address", value)
-
- def _add_route(self, family, route):
- """
- Adds a ipv[46].route<n> property.
- """
-
- value = route["network"] + "/" + str(route["prefix"])
- if "gateway" in route:
- value = value + "," + route["gateway"]
- self._add_numbered(family, "route", value)
-
- def _add_nameserver(self, dns):
- """
- Extends the ipv[46].dns property with a name server.
- """
-
- # FIXME: the subnet contains IPv4 and IPv6 name server mixed
- # together. We might be getting an IPv6 name server while
- # we're dealing with an IPv4 subnet. Sort this out by figuring
- # out the correct family and making sure a valid section exist.
- family = "ipv6" if is_ipv6_address(dns) else "ipv4"
- self._set_default(family, "method", "disabled")
-
- self._set_default(family, "dns", "")
- self.config[family]["dns"] = self.config[family]["dns"] + dns + ";"
-
- def _add_dns_search(self, family, dns_search):
- """
- Extends the ipv[46].dns-search property with a name server.
- """
-
- self._set_default(family, "dns-search", "")
- self.config[family]["dns-search"] = (
- self.config[family]["dns-search"] + ";".join(dns_search) + ";"
- )
-
- def con_uuid(self):
- """
- Returns the connection UUID
- """
- return self.config["connection"]["uuid"]
-
- def valid(self):
- """
- Can this be serialized into a meaningful connection profile?
- """
- return self.config.has_option("connection", "type")
-
- @staticmethod
- def mac_addr(addr):
- """
- Sanitize a MAC address.
- """
- return addr.replace("-", ":").upper()
-
- def render_interface(self, iface, renderer):
- """
- Integrate information from network state interface information
- into the connection. Most of the work is done here.
- """
-
- # Initialize type & connectivity
- _type_map = {
- "physical": "ethernet",
- "vlan": "vlan",
- "bond": "bond",
- "bridge": "bridge",
- "infiniband": "infiniband",
- "loopback": None,
- }
-
- if_type = _type_map[iface["type"]]
- if if_type is None:
- return
- if "bond-master" in iface:
- slave_type = "bond"
- else:
- slave_type = None
-
- self.config["connection"]["type"] = if_type
- if slave_type is not None:
- self.config["connection"]["slave-type"] = slave_type
- self.config["connection"]["master"] = renderer.con_ref(
- iface[slave_type + "-master"]
- )
-
- # Add type specific-section
- self.config[if_type] = {}
-
- # These are the interface properties that map nicely
- # to NetworkManager properties
- _prop_map = {
- "bond": {
- "mode": "bond-mode",
- "miimon": "bond_miimon",
- "xmit_hash_policy": "bond-xmit-hash-policy",
- "num_grat_arp": "bond-num-grat-arp",
- "downdelay": "bond-downdelay",
- "updelay": "bond-updelay",
- "fail_over_mac": "bond-fail-over-mac",
- "primary_reselect": "bond-primary-reselect",
- "primary": "bond-primary",
- },
- "bridge": {
- "stp": "bridge_stp",
- "priority": "bridge_bridgeprio",
- },
- "vlan": {
- "id": "vlan_id",
- },
- "ethernet": {},
- "infiniband": {},
- }
-
- device_mtu = iface["mtu"]
- ipv4_mtu = None
-
- # Deal with Layer 3 configuration
- for subnet in iface["subnets"]:
- family = "ipv6" if subnet_is_ipv6(subnet) else "ipv4"
-
- self._set_ip_method(family, subnet["type"])
- if "address" in subnet:
- self._add_address(family, subnet)
- if "gateway" in subnet:
- self.config[family]["gateway"] = subnet["gateway"]
- for route in subnet["routes"]:
- self._add_route(family, route)
- if "dns_nameservers" in subnet:
- for nameserver in subnet["dns_nameservers"]:
- self._add_nameserver(nameserver)
- if "dns_search" in subnet:
- self._add_dns_search(family, subnet["dns_search"])
- if family == "ipv4" and "mtu" in subnet:
- ipv4_mtu = subnet["mtu"]
-
- if ipv4_mtu is None:
- ipv4_mtu = device_mtu
- if not ipv4_mtu == device_mtu:
- LOG.warning(
- "Network config: ignoring %s device-level mtu:%s"
- " because ipv4 subnet-level mtu:%s provided.",
- iface["name"],
- device_mtu,
- ipv4_mtu,
- )
-
- # Parse type-specific properties
- for nm_prop, key in _prop_map[if_type].items():
- if key not in iface:
- continue
- if iface[key] is None:
- continue
- if isinstance(iface[key], bool):
- self.config[if_type][nm_prop] = (
- "true" if iface[key] else "false"
- )
- else:
- self.config[if_type][nm_prop] = str(iface[key])
-
- # These ones need special treatment
- if if_type == "ethernet":
- if iface["wakeonlan"] is True:
- # NM_SETTING_WIRED_WAKE_ON_LAN_MAGIC
- self.config["ethernet"]["wake-on-lan"] = str(0x40)
- if ipv4_mtu is not None:
- self.config["ethernet"]["mtu"] = str(ipv4_mtu)
- if iface["mac_address"] is not None:
- self.config["ethernet"]["mac-address"] = self.mac_addr(
- iface["mac_address"]
- )
- if if_type == "vlan" and "vlan-raw-device" in iface:
- self.config["vlan"]["parent"] = renderer.con_ref(
- iface["vlan-raw-device"]
- )
- if if_type == "bridge":
- # Bridge is ass-backwards compared to bond
- for port in iface["bridge_ports"]:
- port = renderer.get_conn(port)
- port._set_default("connection", "slave-type", "bridge")
- port._set_default("connection", "master", self.con_uuid())
- if iface["mac_address"] is not None:
- self.config["bridge"]["mac-address"] = self.mac_addr(
- iface["mac_address"]
- )
- if if_type == "infiniband" and ipv4_mtu is not None:
- self.config["infiniband"]["transport-mode"] = "datagram"
- self.config["infiniband"]["mtu"] = str(ipv4_mtu)
- if iface["mac_address"] is not None:
- self.config["infiniband"]["mac-address"] = self.mac_addr(
- iface["mac_address"]
- )
-
- # Finish up
- if if_type == "bridge" or not self.config.has_option(
- if_type, "mac-address"
- ):
- self.config["connection"]["interface-name"] = iface["name"]
-
- def dump(self):
- """
- Stringify.
- """
-
- buf = io.StringIO()
- self.config.write(buf, space_around_delimiters=False)
- header = "# Generated by cloud-init. Changes will be lost.\n\n"
- return header + buf.getvalue()
-
-
-class Renderer(renderer.Renderer):
- """Renders network information in a NetworkManager keyfile format."""
-
- def __init__(self, config=None):
- self.connections = {}
-
- def get_conn(self, con_id):
- return self.connections[con_id]
-
- def con_ref(self, con_id):
- if con_id in self.connections:
- return self.connections[con_id].con_uuid()
- else:
- # Well, what can we do...
- return con_id
-
- def render_network_state(
- self,
- network_state: NetworkState,
- templates: Optional[dict] = None,
- target=None,
- ) -> None:
- # First pass makes sure there's NMConnections for all known
- # interfaces that have UUIDs that can be linked to from related
- # interfaces
- for iface in network_state.iter_interfaces():
- self.connections[iface["name"]] = NMConnection(iface["name"])
-
- # Now render the actual interface configuration
- for iface in network_state.iter_interfaces():
- conn = self.connections[iface["name"]]
- conn.render_interface(iface, self)
-
- # And finally write the files
- for con_id, conn in self.connections.items():
- if not conn.valid():
- continue
- name = conn_filename(con_id, target)
- util.write_file(name, conn.dump(), 0o600)
-
-
-def conn_filename(con_id, target=None):
- target_con_dir = subp.target_path(target, NM_RUN_DIR)
- con_file = f"cloud-init-{con_id}.nmconnection"
- return f"{target_con_dir}/system-connections/{con_file}"
-
-
-def available(target=None):
- # TODO: Move `uses_systemd` to a more appropriate location
- # It is imported here to avoid circular import
- from cloudinit.distros import uses_systemd
-
- config_present = os.path.isfile(subp.target_path(target, path=NM_CFG_FILE))
- nmcli_present = subp.which("nmcli", target=target)
- service_active = True
- if uses_systemd():
- try:
- subp.subp(["systemctl", "is-enabled", "NetworkManager.service"])
- except subp.ProcessExecutionError:
- service_active = False
-
- return config_present and bool(nmcli_present) and service_active
-
-
-# vi: ts=4 expandtab
diff --git a/cloudinit/net/renderers.py b/cloudinit/net/renderers.py
index b241683f..c92b9dcf 100644
--- a/cloudinit/net/renderers.py
+++ b/cloudinit/net/renderers.py
@@ -8,7 +8,6 @@ from cloudinit.net import (
freebsd,
netbsd,
netplan,
- network_manager,
networkd,
openbsd,
renderer,
@@ -20,7 +19,6 @@ NAME_TO_RENDERER = {
"freebsd": freebsd,
"netbsd": netbsd,
"netplan": netplan,
- "network-manager": network_manager,
"networkd": networkd,
"openbsd": openbsd,
"sysconfig": sysconfig,
diff --git a/cloudinit/net/sysconfig.py b/cloudinit/net/sysconfig.py
index 4262cd48..765c248a 100644
--- a/cloudinit/net/sysconfig.py
+++ b/cloudinit/net/sysconfig.py
@@ -6,6 +6,8 @@ import os
import re
from typing import Mapping, Optional
+from configobj import ConfigObj
+
from cloudinit import log as logging
from cloudinit import subp, util
from cloudinit.distros.parsers import networkmanager_conf, resolv_conf
@@ -35,7 +37,7 @@ KNOWN_DISTROS = [
"TencentOS",
"virtuozzo",
]
-
+NM_CFG_FILE = "/etc/NetworkManager/NetworkManager.conf"
def _make_header(sep="#"):
lines = [
@@ -66,7 +68,26 @@ def _quote_value(value):
return value
-class ConfigMap:
+
+def enable_ifcfg_rh(path):
+ """Add ifcfg-rh to NetworkManager.cfg plugins if main section is present"""
+ config = ConfigObj(path)
+ if "main" in config:
+ if "plugins" in config["main"]:
+ if "ifcfg-rh" in config["main"]["plugins"]:
+ return
+ else:
+ config["main"]["plugins"] = []
+
+ if isinstance(config["main"]["plugins"], list):
+ config["main"]["plugins"].append("ifcfg-rh")
+ else:
+ config["main"]["plugins"] = [config["main"]["plugins"], "ifcfg-rh"]
+ config.write()
+ LOG.debug("Enabled ifcfg-rh NetworkManager plugins")
+
+
+class ConfigMap(object):
"""Sysconfig like dictionary object."""
# Why does redhat prefer yes/no to true/false??
@@ -1014,6 +1035,8 @@ class Renderer(renderer.Renderer):
netrules_content = self._render_persistent_net(network_state)
netrules_path = subp.target_path(target, self.netrules_path)
util.write_file(netrules_path, netrules_content, file_mode)
+ if available_nm(target=target):
+ enable_ifcfg_rh(subp.target_path(target, path=NM_CFG_FILE))
sysconfig_path = subp.target_path(target, templates.get("control"))
# Distros configuring /etc/sysconfig/network as a file e.g. Centos
@@ -1052,9 +1075,14 @@ def _supported_vlan_names(rdev, vid):
def available(target=None):
- if not util.system_info()["variant"] in KNOWN_DISTROS:
- return False
+ sysconfig = available_sysconfig(target=target)
+ nm = available_nm(target=target)
+ return util.system_info()["variant"] in KNOWN_DISTROS and any(
+ [nm, sysconfig]
+ )
+
+def available_sysconfig(target=None):
expected = ["ifup", "ifdown"]
search = ["/sbin", "/usr/sbin"]
for p in expected:
@@ -1071,4 +1099,10 @@ def available(target=None):
return False
+def available_nm(target=None):
+ if not os.path.isfile(subp.target_path(target, path=NM_CFG_FILE)):
+ return False
+ return True
+
+
# vi: ts=4 expandtab
diff --git a/tests/unittests/test_net.py b/tests/unittests/test_net.py
index 0f523ff8..4434b350 100644
--- a/tests/unittests/test_net.py
+++ b/tests/unittests/test_net.py
@@ -23,7 +23,6 @@ from cloudinit.net import (
mask_and_ipv4_to_bcast_addr,
natural_sort_key,
netplan,
- network_manager,
network_state,
networkd,
renderers,
@@ -617,37 +616,6 @@ dns = none
),
),
],
- "expected_network_manager": [
- (
- "".join(
- [
- "etc/NetworkManager/system-connections",
- "/cloud-init-eth0.nmconnection",
- ]
- ),
- """
-# Generated by cloud-init. Changes will be lost.
-
-[connection]
-id=cloud-init eth0
-uuid=1dd9a779-d327-56e1-8454-c65e2556c12c
-type=ethernet
-
-[user]
-org.freedesktop.NetworkManager.origin=cloud-init
-
-[ethernet]
-mac-address=FA:16:3E:ED:9A:59
-
-[ipv4]
-method=manual
-may-fail=false
-address1=172.19.1.34/22
-route1=0.0.0.0/0,172.19.3.254
-
-""".lstrip(),
- ),
- ],
},
{
"in_data": {
@@ -1110,50 +1078,6 @@ NETWORK_CONFIGS = {
USERCTL=no"""
),
},
- "expected_network_manager": {
- "cloud-init-eth1.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init eth1
- uuid=3c50eb47-7260-5a6d-801d-bd4f587d6b58
- type=ethernet
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
- mac-address=CF:D6:AF:48:E8:80
-
- """
- ),
- "cloud-init-eth99.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init eth99
- uuid=b1b88000-1f03-5360-8377-1a2205efffb4
- type=ethernet
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
- mac-address=C0:D6:9F:2C:E8:80
-
- [ipv4]
- method=auto
- may-fail=false
- address1=192.168.21.3/24
- route1=0.0.0.0/0,65.61.151.37
- dns=8.8.8.8;8.8.4.4;
- dns-search=barley.maas;sach.maas;
-
- """
- ),
- },
"yaml": textwrap.dedent(
"""
version: 1
@@ -1959,29 +1883,6 @@ NETWORK_CONFIGS = {
"""
),
},
- "expected_network_manager": {
- "cloud-init-iface0.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init iface0
- uuid=8ddfba48-857c-5e86-ac09-1b43eae0bf70
- type=ethernet
- interface-name=iface0
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
-
- [ipv4]
- method=auto
- may-fail=false
-
- """
- ),
- },
"yaml_v2": textwrap.dedent(
"""\
version: 2
@@ -2035,30 +1936,6 @@ NETWORK_CONFIGS = {
"""
),
},
- "expected_network_manager": {
- "cloud-init-iface0.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init iface0
- uuid=8ddfba48-857c-5e86-ac09-1b43eae0bf70
- type=ethernet
- interface-name=iface0
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
- wake-on-lan=64
-
- [ipv4]
- method=auto
- may-fail=false
-
- """
- ),
- },
"yaml_v2": textwrap.dedent(
"""\
version: 2
@@ -3092,8 +2969,8 @@ iface bond0 inet6 static
- to: 2001:67c:1562:8007::1/64
via: 2001:67c:1562:8007::aac:40b2
- metric: 10000
- to: 3001:67c:15:8007::1/64
- via: 3001:67c:15:8007::aac:40b2
+ to: 3001:67c:1562:8007::1/64
+ via: 3001:67c:1562:8007::aac:40b2
"""
),
"expected_netplan-v2": textwrap.dedent(
@@ -3125,8 +3002,8 @@ iface bond0 inet6 static
- to: 2001:67c:1562:8007::1/64
via: 2001:67c:1562:8007::aac:40b2
- metric: 10000
- to: 3001:67c:15:8007::1/64
- via: 3001:67c:15:8007::aac:40b2
+ to: 3001:67c:1562:8007::1/64
+ via: 3001:67c:1562:8007::aac:40b2
ethernets:
eth0:
match:
@@ -3774,73 +3651,6 @@ iface bond0 inet6 static
"""
),
},
- "expected_network_manager": {
- "cloud-init-eth0.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init eth0
- uuid=1dd9a779-d327-56e1-8454-c65e2556c12c
- type=ethernet
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
- mac-address=52:54:00:12:34:00
-
- [ipv4]
- method=manual
- may-fail=false
- address1=192.168.1.2/24
-
- """
- ),
- "cloud-init-eth1.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init eth1
- uuid=3c50eb47-7260-5a6d-801d-bd4f587d6b58
- type=ethernet
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
- mtu=1480
- mac-address=52:54:00:12:34:AA
-
- [ipv4]
- method=auto
- may-fail=true
-
- """
- ),
- "cloud-init-eth2.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init eth2
- uuid=5559a242-3421-5fdd-896e-9cb8313d5804
- type=ethernet
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
- mac-address=52:54:00:12:34:FF
-
- [ipv4]
- method=auto
- may-fail=true
-
- """
- ),
- },
},
"v2-dev-name-via-mac-lookup": {
"expected_sysconfig_rhel": {
@@ -4339,6 +4149,7 @@ class TestRhelSysConfigRendering(CiTestCase):
with_logs = True
+ nm_cfg_file = "/etc/NetworkManager/NetworkManager.conf"
scripts_dir = "/etc/sysconfig/network-scripts"
header = (
"# Created by cloud-init on instance boot automatically, "
@@ -4913,6 +4724,78 @@ USERCTL=no
self._compare_files_to_expected(entry[self.expected_name], found)
self._assert_headers(found)
+ def test_check_ifcfg_rh(self):
+ """ifcfg-rh plugin is added NetworkManager.conf if conf present."""
+ render_dir = self.tmp_dir()
+ nm_cfg = subp.target_path(render_dir, path=self.nm_cfg_file)
+ util.ensure_dir(os.path.dirname(nm_cfg))
+
+ # write a template nm.conf, note plugins is a list here
+ with open(nm_cfg, "w") as fh:
+ fh.write("# test_check_ifcfg_rh\n[main]\nplugins=foo,bar\n")
+ self.assertTrue(os.path.exists(nm_cfg))
+
+ # render and read
+ entry = NETWORK_CONFIGS["small"]
+ found = self._render_and_read(
+ network_config=yaml.load(entry["yaml"]), dir=render_dir
+ )
+ self._compare_files_to_expected(entry[self.expected_name], found)
+ self._assert_headers(found)
+
+ # check ifcfg-rh is in the 'plugins' list
+ config = sysconfig.ConfigObj(nm_cfg)
+ self.assertIn("ifcfg-rh", config["main"]["plugins"])
+
+ def test_check_ifcfg_rh_plugins_string(self):
+ """ifcfg-rh plugin is append when plugins is a string."""
+ render_dir = self.tmp_path("render")
+ os.makedirs(render_dir)
+ nm_cfg = subp.target_path(render_dir, path=self.nm_cfg_file)
+ util.ensure_dir(os.path.dirname(nm_cfg))
+
+ # write a template nm.conf, note plugins is a value here
+ util.write_file(nm_cfg, "# test_check_ifcfg_rh\n[main]\nplugins=foo\n")
+
+ # render and read
+ entry = NETWORK_CONFIGS["small"]
+ found = self._render_and_read(
+ network_config=yaml.load(entry["yaml"]), dir=render_dir
+ )
+ self._compare_files_to_expected(entry[self.expected_name], found)
+ self._assert_headers(found)
+
+ # check raw content has plugin
+ nm_file_content = util.load_file(nm_cfg)
+ self.assertIn("ifcfg-rh", nm_file_content)
+
+ # check ifcfg-rh is in the 'plugins' list
+ config = sysconfig.ConfigObj(nm_cfg)
+ self.assertIn("ifcfg-rh", config["main"]["plugins"])
+
+ def test_check_ifcfg_rh_plugins_no_plugins(self):
+ """enable_ifcfg_plugin creates plugins value if missing."""
+ render_dir = self.tmp_path("render")
+ os.makedirs(render_dir)
+ nm_cfg = subp.target_path(render_dir, path=self.nm_cfg_file)
+ util.ensure_dir(os.path.dirname(nm_cfg))
+
+ # write a template nm.conf, note plugins is missing
+ util.write_file(nm_cfg, "# test_check_ifcfg_rh\n[main]\n")
+ self.assertTrue(os.path.exists(nm_cfg))
+
+ # render and read
+ entry = NETWORK_CONFIGS["small"]
+ found = self._render_and_read(
+ network_config=yaml.load(entry["yaml"]), dir=render_dir
+ )
+ self._compare_files_to_expected(entry[self.expected_name], found)
+ self._assert_headers(found)
+
+ # check ifcfg-rh is in the 'plugins' list
+ config = sysconfig.ConfigObj(nm_cfg)
+ self.assertIn("ifcfg-rh", config["main"]["plugins"])
+
def test_netplan_dhcp_false_disable_dhcp_in_state(self):
"""netplan config with dhcp[46]: False should not add dhcp in state"""
net_config = yaml.load(NETPLAN_DHCP_FALSE)
@@ -5609,281 +5492,6 @@ STARTMODE=auto
self._assert_headers(found)
-@mock.patch(
- "cloudinit.net.is_openvswitch_internal_interface",
- mock.Mock(return_value=False),
-)
-class TestNetworkManagerRendering(CiTestCase):
-
- with_logs = True
-
- scripts_dir = "/etc/NetworkManager/system-connections"
-
- expected_name = "expected_network_manager"
-
- def _get_renderer(self):
- return network_manager.Renderer()
-
- def _render_and_read(self, network_config=None, state=None, dir=None):
- if dir is None:
- dir = self.tmp_dir()
-
- if network_config:
- ns = network_state.parse_net_config_data(network_config)
- elif state:
- ns = state
- else:
- raise ValueError("Expected data or state, got neither")
-
- renderer = self._get_renderer()
- renderer.render_network_state(ns, target=dir)
- return dir2dict(dir)
-
- def _compare_files_to_expected(self, expected, found):
- orig_maxdiff = self.maxDiff
- expected_d = dict(
- (os.path.join(self.scripts_dir, k), v) for k, v in expected.items()
- )
-
- try:
- self.maxDiff = None
- self.assertEqual(expected_d, found)
- finally:
- self.maxDiff = orig_maxdiff
-
- @mock.patch("cloudinit.net.util.get_cmdline", return_value="root=myroot")
- @mock.patch("cloudinit.net.sys_dev_path")
- @mock.patch("cloudinit.net.read_sys_net")
- @mock.patch("cloudinit.net.get_devicelist")
- def test_default_generation(
- self,
- mock_get_devicelist,
- mock_read_sys_net,
- mock_sys_dev_path,
- m_get_cmdline,
- ):
- tmp_dir = self.tmp_dir()
- _setup_test(
- tmp_dir, mock_get_devicelist, mock_read_sys_net, mock_sys_dev_path
- )
-
- network_cfg = net.generate_fallback_config()
- ns = network_state.parse_net_config_data(
- network_cfg, skip_broken=False
- )
-
- render_dir = os.path.join(tmp_dir, "render")
- os.makedirs(render_dir)
-
- renderer = self._get_renderer()
- renderer.render_network_state(ns, target=render_dir)
-
- found = dir2dict(render_dir)
- self._compare_files_to_expected(
- {
- "cloud-init-eth1000.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init eth1000
- uuid=8c517500-0c95-5308-9c8a-3092eebc44eb
- type=ethernet
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
- mac-address=07:1C:C6:75:A4:BE
-
- [ipv4]
- method=auto
- may-fail=false
-
- """
- ),
- },
- found,
- )
-
- def test_openstack_rendering_samples(self):
- for os_sample in OS_SAMPLES:
- render_dir = self.tmp_dir()
- ex_input = os_sample["in_data"]
- ex_mac_addrs = os_sample["in_macs"]
- network_cfg = openstack.convert_net_json(
- ex_input, known_macs=ex_mac_addrs
- )
- ns = network_state.parse_net_config_data(
- network_cfg, skip_broken=False
- )
- renderer = self._get_renderer()
- # render a multiple times to simulate reboots
- renderer.render_network_state(ns, target=render_dir)
- renderer.render_network_state(ns, target=render_dir)
- renderer.render_network_state(ns, target=render_dir)
- for fn, expected_content in os_sample.get(self.expected_name, []):
- with open(os.path.join(render_dir, fn)) as fh:
- self.assertEqual(expected_content, fh.read())
-
- def test_network_config_v1_samples(self):
- ns = network_state.parse_net_config_data(CONFIG_V1_SIMPLE_SUBNET)
- render_dir = self.tmp_path("render")
- os.makedirs(render_dir)
- renderer = self._get_renderer()
- renderer.render_network_state(ns, target=render_dir)
- found = dir2dict(render_dir)
- self._compare_files_to_expected(
- {
- "cloud-init-interface0.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init interface0
- uuid=8b6862ed-dbd6-5830-93f7-a91451c13828
- type=ethernet
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
- mac-address=52:54:00:12:34:00
-
- [ipv4]
- method=manual
- may-fail=false
- address1=10.0.2.15/24
- gateway=10.0.2.2
-
- """
- ),
- },
- found,
- )
-
- def test_config_with_explicit_loopback(self):
- render_dir = self.tmp_path("render")
- os.makedirs(render_dir)
- ns = network_state.parse_net_config_data(CONFIG_V1_EXPLICIT_LOOPBACK)
- renderer = self._get_renderer()
- renderer.render_network_state(ns, target=render_dir)
- found = dir2dict(render_dir)
- self._compare_files_to_expected(
- {
- "cloud-init-eth0.nmconnection": textwrap.dedent(
- """\
- # Generated by cloud-init. Changes will be lost.
-
- [connection]
- id=cloud-init eth0
- uuid=1dd9a779-d327-56e1-8454-c65e2556c12c
- type=ethernet
- interface-name=eth0
-
- [user]
- org.freedesktop.NetworkManager.origin=cloud-init
-
- [ethernet]
-
- [ipv4]
- method=auto
- may-fail=false
-
- """
- ),
- },
- found,
- )
-
- def test_bond_config(self):
- entry = NETWORK_CONFIGS["bond"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_vlan_config(self):
- entry = NETWORK_CONFIGS["vlan"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_bridge_config(self):
- entry = NETWORK_CONFIGS["bridge"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_manual_config(self):
- entry = NETWORK_CONFIGS["manual"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_all_config(self):
- entry = NETWORK_CONFIGS["all"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
- self.assertNotIn(
- "WARNING: Network config: ignoring eth0.101 device-level mtu",
- self.logs.getvalue(),
- )
-
- def test_small_config(self):
- entry = NETWORK_CONFIGS["small"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_v4_and_v6_static_config(self):
- entry = NETWORK_CONFIGS["v4_and_v6_static"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
- expected_msg = (
- "WARNING: Network config: ignoring iface0 device-level mtu:8999"
- " because ipv4 subnet-level mtu:9000 provided."
- )
- self.assertIn(expected_msg, self.logs.getvalue())
-
- def test_dhcpv6_only_config(self):
- entry = NETWORK_CONFIGS["dhcpv6_only"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_simple_render_ipv6_slaac(self):
- entry = NETWORK_CONFIGS["ipv6_slaac"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_dhcpv6_stateless_config(self):
- entry = NETWORK_CONFIGS["dhcpv6_stateless"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_wakeonlan_disabled_config_v2(self):
- entry = NETWORK_CONFIGS["wakeonlan_disabled"]
- found = self._render_and_read(
- network_config=yaml.load(entry["yaml_v2"])
- )
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_wakeonlan_enabled_config_v2(self):
- entry = NETWORK_CONFIGS["wakeonlan_enabled"]
- found = self._render_and_read(
- network_config=yaml.load(entry["yaml_v2"])
- )
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_render_v4_and_v6(self):
- entry = NETWORK_CONFIGS["v4_and_v6"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
- def test_render_v6_and_v4(self):
- entry = NETWORK_CONFIGS["v6_and_v4"]
- found = self._render_and_read(network_config=yaml.load(entry["yaml"]))
- self._compare_files_to_expected(entry[self.expected_name], found)
-
-
-@mock.patch(
- "cloudinit.net.is_openvswitch_internal_interface",
- mock.Mock(return_value=False),
-)
class TestEniNetRendering(CiTestCase):
@mock.patch("cloudinit.net.util.get_cmdline", return_value="root=myroot")
@mock.patch("cloudinit.net.sys_dev_path")
@@ -7651,9 +7259,9 @@ class TestNetworkdRoundTrip(CiTestCase):
class TestRenderersSelect:
@pytest.mark.parametrize(
- "renderer_selected,netplan,eni,sys,network_manager,networkd",
+ "renderer_selected,netplan,eni,nm,scfg,sys,networkd",
(
- # -netplan -ifupdown -sys -network-manager -networkd raises error
+ # -netplan -ifupdown -nm -scfg -sys raises error
(
net.RendererNotFoundError,
False,
@@ -7661,51 +7269,52 @@ class TestRenderersSelect:
False,
False,
False,
+ False,
),
- # -netplan +ifupdown -sys -nm -networkd selects eni
- ("eni", False, True, False, False, False),
- # +netplan +ifupdown -sys -nm -networkd selects eni
- ("eni", True, True, False, False, False),
- # +netplan -ifupdown -sys -nm -networkd selects netplan
- ("netplan", True, False, False, False, False),
- # +netplan -ifupdown -sys -nm -networkd selects netplan
- ("netplan", True, False, False, False, False),
- # -netplan -ifupdown +sys -nm -networkd selects sysconfig
- ("sysconfig", False, False, True, False, False),
- # -netplan -ifupdown +sys +nm -networkd selects sysconfig
- ("sysconfig", False, False, True, True, False),
- # -netplan -ifupdown -sys +nm -networkd selects nm
- ("network-manager", False, False, False, True, False),
- # -netplan -ifupdown -sys +nm +networkd selects nm
- ("network-manager", False, False, False, True, True),
- # -netplan -ifupdown -sys -nm +networkd selects networkd
- ("networkd", False, False, False, False, True),
+ # -netplan +ifupdown -nm -scfg -sys selects eni
+ ("eni", False, True, False, False, False, False),
+ # +netplan +ifupdown -nm -scfg -sys selects eni
+ ("eni", True, True, False, False, False, False),
+ # +netplan -ifupdown -nm -scfg -sys selects netplan
+ ("netplan", True, False, False, False, False, False),
+ # Ubuntu with Network-Manager installed
+ # +netplan -ifupdown +nm -scfg -sys selects netplan
+ ("netplan", True, False, True, False, False, False),
+ # Centos/OpenSuse with Network-Manager installed selects sysconfig
+ # -netplan -ifupdown +nm -scfg +sys selects netplan
+ ("sysconfig", False, False, True, False, True, False),
+ # -netplan -ifupdown -nm -scfg -sys +networkd selects networkd
+ ("networkd", False, False, False, False, False, True),
),
)
@mock.patch("cloudinit.net.renderers.networkd.available")
- @mock.patch("cloudinit.net.renderers.network_manager.available")
@mock.patch("cloudinit.net.renderers.netplan.available")
@mock.patch("cloudinit.net.renderers.sysconfig.available")
+ @mock.patch("cloudinit.net.renderers.sysconfig.available_sysconfig")
+ @mock.patch("cloudinit.net.renderers.sysconfig.available_nm")
@mock.patch("cloudinit.net.renderers.eni.available")
def test_valid_renderer_from_defaults_depending_on_availability(
self,
m_eni_avail,
+ m_nm_avail,
+ m_scfg_avail,
m_sys_avail,
m_netplan_avail,
- m_network_manager_avail,
m_networkd_avail,
renderer_selected,
netplan,
eni,
+ nm,
+ scfg,
sys,
- network_manager,
networkd,
):
"""Assert proper renderer per DEFAULT_PRIORITY given availability."""
m_eni_avail.return_value = eni # ifupdown pkg presence
+ m_nm_avail.return_value = nm # network-manager presence
+ m_scfg_avail.return_value = scfg # sysconfig presence
m_sys_avail.return_value = sys # sysconfig/ifup/down presence
m_netplan_avail.return_value = netplan # netplan presence
- m_network_manager_avail.return_value = network_manager # NM presence
m_networkd_avail.return_value = networkd # networkd presence
if isinstance(renderer_selected, str):
(renderer_name, _rnd_class) = renderers.select(
@@ -7763,7 +7372,7 @@ class TestNetRenderers(CiTestCase):
priority=["sysconfig", "eni"],
)
- @mock.patch("cloudinit.net.sysconfig.available")
+ @mock.patch("cloudinit.net.sysconfig.available_sysconfig")
@mock.patch("cloudinit.util.system_info")
def test_sysconfig_available_uses_variant_mapping(self, m_info, m_avail):
m_avail.return_value = True
diff --git a/tests/unittests/test_net_activators.py b/tests/unittests/test_net_activators.py
index afd9056a..b735ea9e 100644
--- a/tests/unittests/test_net_activators.py
+++ b/tests/unittests/test_net_activators.py
@@ -139,6 +139,10 @@ NETPLAN_AVAILABLE_CALLS = [
(("netplan",), {"search": ["/usr/sbin", "/sbin"], "target": None}),
]
+NETWORK_MANAGER_AVAILABLE_CALLS = [
+ (("nmcli",), {"target": None}),
+]
+
NETWORKD_AVAILABLE_CALLS = [
(("ip",), {"search": ["/usr/sbin", "/bin"], "target": None}),
(("systemctl",), {"search": ["/usr/sbin", "/bin"], "target": None}),
@@ -150,6 +154,7 @@ NETWORKD_AVAILABLE_CALLS = [
[
(IfUpDownActivator, IF_UP_DOWN_AVAILABLE_CALLS),
(NetplanActivator, NETPLAN_AVAILABLE_CALLS),
+ (NetworkManagerActivator, NETWORK_MANAGER_AVAILABLE_CALLS),
(NetworkdActivator, NETWORKD_AVAILABLE_CALLS),
],
)
@@ -254,11 +259,9 @@ class TestActivatorsBringUp:
def test_bring_up_interface(
self, m_subp, activator, expected_call_list, available_mocks
):
- index = 0
activator.bring_up_interface("eth0")
- for call in m_subp.call_args_list:
- assert call == expected_call_list[index]
- index += 1
+ assert len(m_subp.call_args_list) == 1
+ assert m_subp.call_args_list[0] == expected_call_list[0]
@patch("cloudinit.subp.subp", return_value=("", ""))
def test_bring_up_interfaces(
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