prometheus-pve-sd/prometheuspvesd/model.py

66 lines
1.8 KiB
Python

#!/usr/bin/env python3
"""Prometheus SD object models."""
class Host:
"""Represents a virtual machine or container in PVE."""
def __init__(self, vmid, hostname, ipv4_address, ipv6_address, pve_type):
self.hostname = str(hostname)
self.ipv4_address = str(ipv4_address)
self.ipv6_address = str(ipv6_address)
self.vmid = str(vmid)
self.pve_type = str(pve_type)
self.labels = {}
self.add_label("ipv4", ipv4_address)
self.add_label("ipv6", ipv6_address)
self.add_label("name", hostname)
self.add_label("type", pve_type)
self.add_label("vmid", vmid)
def __str__(self):
return f"{self.hostname}({self.vmid}): {self.pve_type} \
{self.ipv4_address} {self.ipv6_address}"
def add_label(self, key, value):
key = key.replace("-", "_").replace(" ", "_")
self.labels[f"__meta_pve_{key}"] = str(value)
def to_sd_json(self):
return {"targets": [self.hostname], "labels": self.labels}
class HostList:
"""Collection of host objects."""
def __init__(self):
self.hosts = []
def __eq__(self, other):
if not isinstance(other, HostList):
return False
if len(other.hosts) != len(self.hosts):
return False
for host in self.hosts:
if other.host_exists(host):
continue
return False
return True
def clear(self):
self.hosts = []
def add_host(self, host: Host):
if not self.host_exists(host):
self.hosts.append(host)
def host_exists(self, host: Host):
"""Check if a host is already in the list by id and type."""
for current in self.hosts:
if current.pve_type == host.pve_type and current.vmid == host.vmid:
return True
return False