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import tornado.web
import tornado.ioloop

class MainHandler(tornado.web.RequestHandler):
  
  def get(self):
    self.write()

application = tornado.web.Application([
    (r"/", MainHandler),

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 String url = "http://api.openweathermap.org/data/2.5/weather?q=London,uk";
            OkHttpClient client = new OkHttpClient();

            try{
                Request request = new Request.Builder()
                        .url(url)
                        .build();

                Response response = client.newCall(request).execute();
                System.out.println(response.body().string());

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import boto.ec2
import os

access = os.environ['aws_access_key_id']
secret = os.environ['aws_secret_access_key']

conn = boto.ec2.connect_to_region(region, aws_access_key_id=access,
    aws_secret_access_key=secret)

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#!/bin/bash


echo "Install the necessary tools"

sudo apt-get update
sudo apt-get -y install make flex bison libtool libevent-dev automake pkg-config libssl-dev libboost-all-dev libbz2-dev build-essential g++ python-dev git

echo "git cloning Thrift"
apt-

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import boto
ec2 = boto.connect_ec2()
res = ec2.get_all_instances()
instances = [i for r in res for i in r.instances]
vol = ec2.get_all_volumes()
def attachedvolumes():
    print 'Attached Volume ID - Instance ID','-','Device Name'
    for volumes in vol:
        if volumes.attachment_state() == 'attached':
            filter = {'block-device-mapping.volume-id':volumes.id}

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import json
import click
import requests


def get_status(node):
    es_stats = requests.get("http://%s:8080/_cluster/health?level=indices" % node)
    indices = es_stats.json()['indices']
    bad_indices = {k:v['status'] for k,v in indices.items() if 'green' not in v['status'] and 'nginx' in k}
    for k,v in bad_indices.items():

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FROM        sdurrheimer/alpine-glibc
MAINTAINER  The Prometheus Authors <prometheus-developers@googlegroups.com>

WORKDIR /gopath/src/github.com/prometheus/prometheus
COPY    . /gopath/src/github.com/prometheus/prometheus

RUN apk add --update -t build-deps tar openssl git make bash curl\
    && source ./scripts/goenv.sh /go /gopath \
    && make build \
    && cp prometheus promtool /bin/ \

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FROM prom/prometheus

EXPOSE     9090
VOLUME     [ "/prometheus" ]
WORKDIR    /prometheus
ENTRYPOINT [ "/bin/prometheus" ]
CMD        [ "-config.file=/etc/prometheus/prometheus.yml", \
             "-storage.local.path=/prometheus", \
             "-alertmanager.url=http://localhost:9093", \
             "-web.console.libraries=/etc/prometheus/console_libraries", \

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#host running out of memory!
ALERT HighMem
  IF 100 -(node_memory_MemFree + node_memory_Buffers + node_memory_Cached) / node_memory_MemTotal* 100 > 80
  FOR 1m
  WITH {
    severity="page"
  }
  SUMMARY "Instance {{$labels.host}} has high memory consumption"
  DESCRIPTION "{{$labels.host}} of job {{$labels.job}} has less than 40% of memory available for more than 1 minutes."

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# my global config
global:
  scrape_interval:     15s # By default, scrape targets every 15 seconds.
  evaluation_interval: 15s # By default, scrape targets every 15 seconds.
  # scrape_timeout is set to the global default (10s).

  # Attach these extra labels to all timeseries collected by this Prometheus instance.
  external_labels:
      monitor: 'codelab-monitor'