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For_More_Tools:
# This file is part of cloud-init. See LICENSE file for license information.
import logging
import cloudinit.net.bsd
from cloudinit import distros, net, subp, util
LOG = logging.getLogger(__name__)
class Renderer(cloudinit.net.bsd.BSDRenderer):
def __init__(self, config=None):
self._route_cpt = 0
super(Renderer, self).__init__()
def rename_interface(self, cur_name, device_name):
self.set_rc_config_value("ifconfig_%s_name" % cur_name, device_name)
def write_config(self):
for device_name, v in self.interface_configurations.items():
if isinstance(v, dict):
net_config = "inet %s netmask %s" % (
v.get("address"),
v.get("netmask"),
)
mtu = v.get("mtu")
if mtu:
net_config += " mtu %d" % mtu
elif v == "DHCP":
net_config = "DHCP"
self.set_rc_config_value("ifconfig_" + device_name, net_config)
for device_name, v in self.interface_configurations_ipv6.items():
if isinstance(v, dict):
net_config = "inet6 %s/%d" % (
v.get("address"),
v.get("prefix"),
)
mtu = v.get("mtu")
if mtu:
net_config += " mtu %d" % mtu
self.set_rc_config_value(
"ifconfig_%s_ipv6" % device_name, net_config
)
def start_services(self, run=False):
if not run:
LOG.debug("freebsd generate postcmd disabled")
return
for dhcp_interface in self.dhcp_interfaces():
# Observed on DragonFlyBSD 6. If we use the "restart" parameter,
# the routes are not recreated.
net.dhcp.IscDhclient.stop_service(
dhcp_interface, distros.freebsd.Distro
)
subp.subp(["service", "netif", "restart"], capture=True)
# On FreeBSD 10, the restart of routing and dhclient is likely to fail
# because
# - routing: it cannot remove the loopback route, but it will still set
# up the default route as expected.
# - dhclient: it cannot stop the dhclient started by the netif service.
# In both case, the situation is ok, and we can proceed.
subp.subp(["service", "routing", "restart"], capture=True, rcs=[0, 1])
for dhcp_interface in self.dhcp_interfaces():
net.dhcp.IscDhclient.start_service(
dhcp_interface, distros.freebsd.Distro
)
def set_route(self, network, netmask, gateway):
if network == "0.0.0.0":
self.set_rc_config_value("defaultrouter", gateway)
elif network == "::":
self.set_rc_config_value("ipv6_defaultrouter", gateway)
else:
route_name = f"net{self._route_cpt}"
if ":" in network:
route_cmd = f"-net {network}/{netmask} {gateway}"
self.set_rc_config_value("ipv6_route_" + route_name, route_cmd)
self.route6_names = f"{self.route6_names} {route_name}"
self.set_rc_config_value(
"ipv6_static_routes", self.route6_names.strip()
)
else:
route_cmd = f"-net {network} -netmask {netmask} {gateway}"
self.set_rc_config_value("route_" + route_name, route_cmd)
self.route_names = f"{self.route_names} {route_name}"
self.set_rc_config_value(
"static_routes", self.route_names.strip()
)
self._route_cpt += 1
def available(target=None):
return util.is_FreeBSD() or util.is_DragonFlyBSD()