67 lines
1.7 KiB
Text
67 lines
1.7 KiB
Text
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#!/usr/bin/env python3
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import argparse
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import asyncio
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from dbus_next import InterfaceNotFoundError
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from dbus_next.aio import MessageBus
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from dbus_next.constants import BusType
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from dbus_next.introspection import Node
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from prometheus_client import CollectorRegistry, Enum, write_to_textfile
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def patch(introspect):
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xml = introspect.to_xml()
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name = xml.find(
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'interface[@name="org.keepalived.Vrrp1.Instance"]'
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'/property[@name="Name"]'
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)
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if name is not None:
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name.attrib["type"] = "(s)"
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return Node.from_xml(xml, is_root=True)
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async def traverse(bus, path="/org/keepalived/Vrrp1/Instance"):
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introspect = patch(await bus.introspect("org.keepalived.Vrrp1", path))
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proxy = bus.get_proxy_object("org.keepalived.Vrrp1", path, introspect)
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try:
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interface = proxy.get_interface("org.keepalived.Vrrp1.Instance")
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_, state = await interface.get_state()
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(name,) = await interface.get_name()
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yield name, state
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except InterfaceNotFoundError:
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pass
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for path in proxy.child_paths:
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async for state in traverse(bus, path):
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yield state
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async def main():
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parser = argparse.ArgumentParser()
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parser.add_argument("filename")
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args = parser.parse_args()
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bus = await MessageBus(bus_type=BusType.SYSTEM).connect()
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registry = CollectorRegistry()
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enum = Enum(
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"keepalived_vrrp_state",
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"Keepalived VRRP state",
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["name"],
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registry=registry,
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states=("stop", "init", "backup", "master", "fault", "deleted"),
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)
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async for name, state in traverse(bus):
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enum.labels(name=name).state(state.lower())
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write_to_textfile(args.filename, registry)
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if __name__ == "__main__":
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asyncio.run(main())
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