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Nama	Ukuran	Aksi
netops	-	Open
__pycache__	-	Open
activators.py	11.72 MB	View DL Edit
bsd.py	8.46 MB	View DL Edit
cmdline.py	9.13 MB	View DL Edit
dhcp.py	35.96 MB	View DL Edit
eni.py	20.88 MB	View DL Edit
ephemeral.py	21.5 MB	View DL Edit
freebsd.py	3.69 MB	View DL Edit
netbsd.py	1.41 MB	View DL Edit
netplan.py	20.69 MB	View DL Edit
networkd.py	12.75 MB	View DL Edit
network_manager.py	24.66 MB	View DL Edit
network_state.py	35.6 MB	View DL Edit
openbsd.py	2.48 MB	View DL Edit
renderer.py	1.64 MB	View DL Edit
renderers.py	1.78 MB	View DL Edit
sysconfig.py	44.75 MB	View DL Edit
udev.py	1.39 MB	View DL Edit
__init__.py	41.92 MB	View DL Edit

Edit file: /lib/python3.9/site-packages/cloudinit/net/bsd.py

# This file is part of cloud-init. See LICENSE file for license information.

import logging
import re
from typing import Optional

from cloudinit import net, subp, util
from cloudinit.distros import bsd_utils
from cloudinit.distros.parsers.resolv_conf import ResolvConf
from cloudinit.net import renderer
from cloudinit.net.network_state import NetworkState

LOG = logging.getLogger(__name__)

class BSDRenderer(renderer.Renderer):
    resolv_conf_fn = "etc/resolv.conf"
    rc_conf_fn = "etc/rc.conf"
    interface_routes = ""
    route_names = ""
    route6_names = ""

def get_rc_config_value(self, key):
        fn = subp.target_path(self.target, self.rc_conf_fn)
        bsd_utils.get_rc_config_value(key, fn=fn)

def set_rc_config_value(self, key, value):
        fn = subp.target_path(self.target, self.rc_conf_fn)
        bsd_utils.set_rc_config_value(key, value, fn=fn)

def __init__(self, config=None):
        if not config:
            config = {}
        self.target = None
        self.interface_configurations = {}
        self.interface_configurations_ipv6 = {}
        self._postcmds = config.get("postcmds", True)

def _ifconfig_entries(self, settings):
        ifname_by_mac = net.get_interfaces_by_mac()
        for interface in settings.iter_interfaces():
            device_name = interface.get("name")
            device_mac = interface.get("mac_address")
            if device_name and re.match(r"^lo\d+$", device_name):
                continue
            if device_mac not in ifname_by_mac:
                LOG.info("Cannot find any device with MAC %s", device_mac)
            elif device_mac and device_name:
                cur_name = ifname_by_mac[device_mac]
                if cur_name != device_name:
                    LOG.info(
                        "netif service will rename interface %s to %s",
                        cur_name,
                        device_name,
                    )
                    try:
                        self.rename_interface(cur_name, device_name)
                    except NotImplementedError:
                        LOG.error(
                            "Interface renaming is not supported on this OS"
                        )
                        device_name = cur_name

else:
                device_name = ifname_by_mac[device_mac]

LOG.info("Configuring interface %s", device_name)

for subnet in interface.get("subnets", []):
                if subnet.get("type") == "static":
                    if not subnet.get("netmask"):
                        LOG.debug(
                            "Skipping IP %s, because there is no netmask",
                            subnet.get("address"),
                        )
                        continue
                    LOG.debug(
                        "Configuring dev %s with %s / %s",
                        device_name,
                        subnet.get("address"),
                        subnet.get("netmask"),
                    )

self.interface_configurations[device_name] = {
                        "address": subnet.get("address"),
                        "netmask": subnet.get("netmask"),
                        "mtu": subnet.get("mtu") or interface.get("mtu"),
                    }

elif subnet.get("type") == "static6":
                    if not subnet.get("prefix"):
                        LOG.debug(
                            "Skipping IP %s, because there is no prefix",
                            subnet.get("address"),
                        )
                        continue
                    LOG.debug(
                        "Configuring dev %s with %s / %s",
                        device_name,
                        subnet.get("address"),
                        subnet.get("prefix"),
                    )

self.interface_configurations_ipv6[device_name] = {
                        "address": subnet.get("address"),
                        "prefix": subnet.get("prefix"),
                        "mtu": subnet.get("mtu") or interface.get("mtu"),
                    }
                elif (
                    subnet.get("type") == "dhcp"
                    or subnet.get("type") == "dhcp4"
                ):
                    self.interface_configurations[device_name] = "DHCP"

def _route_entries(self, settings):
        routes = list(settings.iter_routes())
        for interface in settings.iter_interfaces():
            subnets = interface.get("subnets", [])
            for subnet in subnets:
                if subnet.get("type") == "static":
                    gateway = subnet.get("gateway")
                    if gateway and len(gateway.split(".")) == 4:
                        routes.append(
                            {
                                "network": "0.0.0.0",
                                "netmask": "0.0.0.0",
                                "gateway": gateway,
                            }
                        )
                elif subnet.get("type") == "static6":
                    gateway = subnet.get("gateway")
                    if gateway and len(gateway.split(":")) > 1:
                        routes.append(
                            {
                                "network": "::",
                                "prefix": "0",
                                "gateway": gateway,
                            }
                        )
                else:
                    continue
                routes += subnet.get("routes", [])

for route in routes:
            network = route.get("network")
            if not network:
                LOG.debug("Skipping a bad route entry")
                continue
            netmask = (
                route.get("netmask")
                if route.get("netmask")
                else route.get("prefix")
            )
            gateway = route.get("gateway")
            self.set_route(network, netmask, gateway)

def _resolve_conf(self, settings):
        nameservers = settings.dns_nameservers
        searchdomains = settings.dns_searchdomains
        for interface in settings.iter_interfaces():
            for subnet in interface.get("subnets", []):
                if "dns_nameservers" in subnet:
                    nameservers.extend(subnet["dns_nameservers"])
                if "dns_search" in subnet:
                    searchdomains.extend(subnet["dns_search"])
        # Try to read the /etc/resolv.conf or just start from scratch if that
        # fails.
        try:
            resolvconf = ResolvConf(
                util.load_text_file(
                    subp.target_path(self.target, self.resolv_conf_fn)
                )
            )
            resolvconf.parse()
        except IOError:
            util.logexc(
                LOG,
                "Failed to parse %s, use new empty file",
                subp.target_path(self.target, self.resolv_conf_fn),
            )
            resolvconf = ResolvConf("")
            resolvconf.parse()

# Add some nameservers
        for server in set(nameservers):
            try:
                resolvconf.add_nameserver(server)
            except ValueError:
                util.logexc(LOG, "Failed to add nameserver %s", server)

# And add any searchdomains.
        for domain in set(searchdomains):
            try:
                resolvconf.add_search_domain(domain)
            except ValueError:
                util.logexc(LOG, "Failed to add search domain %s", domain)
        util.write_file(
            subp.target_path(self.target, self.resolv_conf_fn),
            str(resolvconf),
            0o644,
        )

def render_network_state(
        self,
        network_state: NetworkState,
        templates: Optional[dict] = None,
        target=None,
    ) -> None:
        if target:
            self.target = target
        self._ifconfig_entries(settings=network_state)
        self._route_entries(settings=network_state)
        self._resolve_conf(settings=network_state)

self.write_config()
        self.start_services(run=self._postcmds)

def dhcp_interfaces(self):
        ic = self.interface_configurations.items
        return [k for k, v in ic() if v == "DHCP"]

def start_services(self, run=False):
        raise NotImplementedError()

def write_config(self, target=None):
        raise NotImplementedError()

def rename_interface(self, cur_name, device_name):
        raise NotImplementedError()

def set_route(self, network, netmask, gateway):
        raise NotImplementedError()

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