homelinen

Table of Contents generated with DocToc

• trends
• day 1
  • keynote
    • questions
  • micro service deployment techniques
• using ml to optimise DevOps

homelinen

 git diff
diff --git a/tmux-osx.conf b/tmux-osx.conf
index 8093298..a7f6295 100644
--- a/tmux-osx.conf
+++ b/tmux-osx.conf
@@ -1,8 +1,8 @@
 set -g default-command "reattach-to-user-namespace -l ${SHELL}"

-bind-key -t vi-copy y copy-pipe "reattach-to-user-namespace pbcopy"
+bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "reattach-to-user-namespace pbcopy"

homelinen

$ cat /etc/apt/sources.list.d/graylog.list
# This file is managed by Puppet. DO NOT EDIT.
# The official Graylog package repository
deb https://downloads.graylog.org/repo/debian/ stable 2.1

$ apt-get update
Ign https://downloads.graylog.org stable Release.gpg
Ign https://downloads.graylog.org stable Release
Err https://downloads.graylog.org stable/2.1 amd64 Packages
  server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none

homelinen

#!/usr/bin/env python
#
# Requirements: 
#   Flask==0.11.1

import ipaddress

from flask import Flask, request
app = Flask(__name__)

homelinen

Old Way

func checkBlockedSubdivisions(subdivisions []struct {
       GeoNameID uint              `maxminddb:"geoname_id"`
       IsoCode   string            `maxminddb:"iso_code"`
       Names     map[string]string `maxminddb:"names"`
}) bool {
       for _, sub := range subdivisions {
               if checkRegionInList(sub.Names["en"]) {
 return true

homelinen

#!/bin/bash

set -e

# Update the packages.
apt-get update

# Install a few utility tools.
apt-get install -y tar wget git

homelinen

# Have a default hash that can be merged into an array
# One other requirement is the default should be overridden by the array

default_values = {
  username => 'user',
  password => 'password'
}

nginx_stats = [
  {

homelinen

import netaddr
import json

# Parse IPs to CIDR ranges from https://apps.db.ripe.net/search/query.html#resultsAnchor


def iprange_to_cidr(ip_value):
    r = ip_value.split(' - ')
    print(r)
    return netaddr.iprange_to_cidrs(r[0], r[1])

homelinen

> +        for child in config.children:
> +            if child.key == "TypesDB":
> +                paths = child.value

I think there's probably a more Pythonic way to do this.

List comprehensions is one
paths = [ child.value for child in config.children if child.key == "TypeDB" ]

Using filter to filter out the children and then doing a list comprehension is more readable than above but requries two O(n) loops.

homelinen

$ sudo facter | grep environment
ec2_tag_environment => testing
puppet_environment => production