girisagar46

import com.sun.net.httpserver.HttpServer;
import io.micrometer.core.instrument.binder.jvm.ClassLoaderMetrics;
import io.micrometer.core.instrument.binder.jvm.JvmGcMetrics;
import io.micrometer.core.instrument.binder.jvm.JvmMemoryMetrics;
import io.micrometer.core.instrument.binder.jvm.JvmThreadMetrics;
import io.micrometer.core.instrument.binder.system.ProcessorMetrics;
import io.micrometer.prometheus.PrometheusMeterRegistry;
import java.io.IOException;
import java.io.OutputStream;
import java.net.HttpURLConnection;

girisagar46

// Just a service class which will provide the instance of PrometheusMeterRegistry
public class MetricService {

  private static PrometheusMeterRegistry prometheusMeterRegistry = null;

  public static PrometheusMeterRegistry getRegistry() {
    if (prometheusMeterRegistry == null) {
      prometheusMeterRegistry = new PrometheusMeterRegistry(PrometheusConfig.DEFAULT);
    }
      return prometheusMeterRegistry;

girisagar46

global:
  scrape_interval: 10s
  evaluation_interval: 10s

scrape_configs:
  - job_name: "prometheus"
    static_configs:
      - targets: ["127.0.0.1:9090"]

  - job_name: "prome-java"

girisagar46

version: "3.8"

services:
  prometheus:
    image: prom/prometheus
    container_name: prometheus
    volumes:
      - ./monitoring/prometheus.yml:/etc/prometheus/prometheus.yml
      - ./data/prometheus:/data
    command:

girisagar46

import com.sun.net.httpserver.HttpServer;
import io.micrometer.core.instrument.binder.jvm.ClassLoaderMetrics;
import io.micrometer.core.instrument.binder.jvm.JvmGcMetrics;
import io.micrometer.core.instrument.binder.jvm.JvmMemoryMetrics;
import io.micrometer.core.instrument.binder.jvm.JvmThreadMetrics;
import io.micrometer.core.instrument.binder.system.ProcessorMetrics;
import io.micrometer.prometheus.PrometheusMeterRegistry;
import java.io.IOException;
import java.io.OutputStream;
import java.net.HttpURLConnection;

girisagar46

# using SendGrid's Python Library
# https://github.com/sendgrid/sendgrid-python
import os
from sendgrid import SendGridAPIClient
from sendgrid.helpers.mail import Mail

SENDGRID_API_KEY = "==="

message = Mail(
    from_email='[email protected]',

girisagar46

#!/bin/bash
# Use this for your user data (script from top to bottom)
# install httpd (Linux 2 version)
yum update -y
yum install -y httpd
systemctl start httpd
systemctl enable httpd
echo "<h1>Hello World from $(hostname -f)</h1>" > /var/www/html/index.html

girisagar46

==> mysql
We've installed your MySQL database without a root password. To secure it run:
    mysql_secure_installation

MySQL is configured to only allow connections from localhost by default

To connect run:
    mysql -uroot

To have launchd start mysql now and restart at login:

girisagar46

version: 2.1
executors:
  default:
    working_directory: ~/workspace
    docker:
      - image: circleci/python:3.5
jobs:
  lint:
    executor:
      name: default

girisagar46

# aproducer.py
#
# Async Producer-consumer problem.
# Challenge: How to implement the same functionality, but no threads.

import time
from collections import deque
import heapq

class Scheduler: