260 Zeilen
8.1 KiB
Python
260 Zeilen
8.1 KiB
Python
#!/usr/bin/python3
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import pathlib
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from typing import List, Union
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try:
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from ansible_collections.sebastian.systemd.plugins.module_utils.generic import SYSTEMD_NETWORK_CONFIG, Types, modspec, systemdbool
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from ansible_collections.sebastian.systemd.plugins.module_utils.module import SystemdUnitModule
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except ImportError:
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from plugins.module_utils.generic import SYSTEMD_NETWORK_CONFIG, Types, modspec, systemdbool
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from plugins.module_utils.module import SystemdUnitModule
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class Module(SystemdUnitModule): # type: ignore
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"""Sets up the systemd network unit"""
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name = "network"
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module_spec = modspec(
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argument_spec=dict(
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mac=Types.str(help="The MAC-Address of the device. An ! before the value matches anything but this value."),
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device=Types.str(help="The name of the network device. An ! before the value matches anything but this value."),
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virtualization=Types.str(help="The virtualization type. An ! before the value matches anything but this value."),
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name=Types.str(required=True, help="name of the unit"),
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dot=Types.bool(help="if DNS-over-TLS should be required or disabled. If it is unset, it will used if the server supports it"),
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dnssec=Types.bool(
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help="if the Domainqueries should require DNSSEC or not.\nIf its missing, domains that have DNSSEC enabled will be validated, all others it will be assumed to be okay."
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),
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dns=Types.list(elements=str, help="List of DNS-Servers"),
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domain=Types.list(elements=str, help="List of domains that are on this device"),
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defaultdns=Types.bool(
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help="If the DNS-Server(s) on this device should be used for all domains that are not set on other devices"
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),
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address=Types.list(elements=str, required=True, help="IP-Addresses of this networkdevice"),
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route=Types.list(
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elements=str,
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help="Routes of networks that can be reached with this device",
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),
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masquerade=Types.str(
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help="how the packets are modified to look like the come from the computer itself.",
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choices=("true", "false", "both", "ipv4", "ipv6"),
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),
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),
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required_if=(("defaultdns", True, ("dns",), False),),
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required_one_of=(("mac", "device", "virtualization"),),
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)
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def prepare(self):
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self.unitfile = SYSTEMD_NETWORK_CONFIG.joinpath(self.get("name")).with_suffix(".network")
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self.__unit = None
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def unit(self) -> str:
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if self.__unit is None:
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self.__unit = "\n".join(
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(
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self.match(),
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self.network(),
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self.addresses(),
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self.routes(),
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)
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)
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return self.__unit
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def match(self) -> str:
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matches = []
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return "[Match]\n" + "".join(
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self.map_param(
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mac="MACAddress",
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device="Name",
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virtualization="Virtualization",
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)
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)
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def network(self) -> str:
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output = "[Network]\n"
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options = []
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try:
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options.append("Description={}".format(self.get("description")))
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except KeyError:
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pass
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try:
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for server in self.get("dns", []):
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options.append(f"DNS={server}")
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options.append("DNSDefaultRoute={}".format(self.get("defaultdns", False)))
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except KeyError:
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pass
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try:
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domain = self.get("domain")
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self.set("domainlog", str(domain))
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options.append("Domains={}".format(" ".join(domain)))
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options.append("DNSOverTLS={}".format(systemdbool(self.get("dot", "opportunistic"))))
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options.append("DNSSEC={}".format(systemdbool(self.get("dnssec", "allow-downgrade"))))
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except KeyError:
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pass
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if self.get("masquerade", -1) != -1:
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masquerade = self.get("masquerade")
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if masquerade == "true":
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masquerade = "both"
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elif masquerade == "false":
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masquerade = "no"
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options.append(f"IPMasquerade={masquerade}")
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output += "\n".join(options)
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return output
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def addresses(self) -> str:
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output = []
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for address in self.get("address"):
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output.append(f"[Address]\nAddress={address}\n")
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return "\n".join(output)
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def routes(self) -> str:
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output = []
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routes = self.get("route", [])
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self.set("routes", routes)
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for gw in routes:
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output.append(f"[Route]\nGateway={gw}\nGatewayOnLink=yes\nQuickAck=yes\n")
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self.set("routes", output)
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return "\n".join(output)
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DOCUMENTATION = """---
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description:
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- Sets up the systemd network unit
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module: network
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options:
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address:
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description:
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- IP-Addresses of this networkdevice
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elements: str
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required: true
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type: list
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after:
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default: []
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description:
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- list of units that this unit wants to be started after this unit
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elements: str
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required: false
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type: list
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before:
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default: []
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description:
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- list of units that this unit needs to be started before this unit.
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elements: str
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required: false
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type: list
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defaultdns:
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description:
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- If the DNS-Server(s) on this device should be used for all domains that are
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not set on other devices
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required: false
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type: bool
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description:
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description:
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- An description for programs that access systemd
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required: false
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type: str
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device:
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description:
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- The name of the network device. An ! before the value matches anything but this
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value.
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required: false
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type: str
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dns:
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default: []
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description:
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- List of DNS-Servers
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elements: str
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required: false
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type: list
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dnssec:
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description:
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- if the Domainqueries should require DNSSEC or not.
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- If its missing, domains that have DNSSEC enabled will be validated, all others
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it will be assumed to be okay.
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required: false
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type: bool
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documentation:
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default: []
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description:
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- Paths where documentation can be found
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elements: str
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required: false
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type: list
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domain:
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default: []
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description:
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- List of domains that are on this device
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elements: str
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required: false
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type: list
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dot:
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description:
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- if DNS-over-TLS should be required or disabled. If it is unset, it will used
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if the server supports it
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required: false
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type: bool
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mac:
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description:
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- The MAC-Address of the device. An ! before the value matches anything but this
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value.
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required: false
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type: str
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masquerade:
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choices:
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- 'true'
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- 'false'
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- both
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- ipv4
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- ipv6
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description:
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- how the packets are modified to look like the come from the computer itself.
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required: false
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type: str
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name:
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description:
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- name of the unit
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required: true
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type: str
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partof:
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default: []
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description:
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- list of units that this unit is part of.
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- If the restart this unit does it too, but if this restarts it does not affect
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the other units.
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elements: str
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required: false
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type: list
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requires:
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default: []
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description:
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- list of units that this unit requires. If it fails or can't be started this
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unit fails. without before/after this is started at the same time
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elements: str
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required: false
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type: list
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route:
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default: []
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description:
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- Routes of networks that can be reached with this device
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elements: str
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required: false
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type: list
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virtualization:
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description:
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- The virtualization type. An ! before the value matches anything but this value.
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required: false
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type: str
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wants:
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default: []
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description:
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- list of units that this unit wants. If it fails or can't be started it does
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not affect this unit
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elements: str
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required: false
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type: list
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short_description: Sets up the systemd network unit
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"""
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if __name__ == "__main__":
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Module()()
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