codesnips

monitoring

ruby 
class HealthController < ApplicationController
  skip_before_action :verify_authenticity_token

  def liveness
    render json: { status: 'ok' }, status: :ok
  end

Health check endpoint for deployment monitoring

rails deployment monitoring
by Alex Kumar 2 tabs
ruby 
class DeliveryObserver
  def self.delivered_email(message)
    new(message).record
  end

  def initialize(message)

Action Mailer Delivery Observability Hook

rails observability action-mailer
by codesnips 3 tabs
go 
package main

import (
	"log"
	"net/http"
	"time"

Instrumenting Go HTTP Handlers with Prometheus Counters and Histograms

prometheus metrics observability
by codesnips 3 tabs
sql 
-- Install TimescaleDB extension
CREATE EXTENSION IF NOT EXISTS timescaledb;

-- Create regular table
CREATE TABLE sensor_data (
  time TIMESTAMPTZ NOT NULL,

Time-series data and TimescaleDB optimization

time-series timescaledb postgresql
by Maria Garcia 2 tabs