ConstLabels example

example.py

import types
from functools import partial
from prometheus_client import *

# Dummy objects to get this to work
def resolve_current_machine_name():
    import socket
    return socket.getaddrinfo(socket.gethostname(), 0, 0, 0, 0, socket.AI_CANONNAME)[0][3]

config = {'generic':{'production': True}}

QUEUE_TIME = Histogram(
    'queue_time_seconds',
    'Time taken between an entities being pushed into the queue and being dispatched for processing',
    ['environment', 'server']
)
QUEUE_TIME = QUEUE_TIME.labels(
    environment='production' if config['generic']['production'] else 'development',
    server=resolve_current_machine_name()
)

FRONTEND_REQUESTS = Counter(
    'broker_frontend_requests',
    'Incoming requests to frontend endpoints on broker',
    ['environment', 'server', 'endpoint', 'status']
)
FRONTEND_REQUESTS.labels = partial(
    FRONTEND_REQUESTS.labels,
    environment='production' if config['generic']['production'] else 'development',
    server=resolve_current_machine_name()
)

QUEUE_TIME = QUEUE_TIME.observe(0.8)
FRONTEND_REQUESTS.labels(endpoint="/widget", status="ok").inc()

from prometheus_client import start_http_server
import time
start_http_server(8000)
while True:
    time.sleep(10)