stefhen

echo -n "hello world" | md5sum
5eb63bbbe01eeed093cb22bb8f5acdc3

echo -n "hello world" | openssl md5 -binary | base64
XrY7u+Ae7tCTyyK7j1rNww==

stefhen

concurrent do
  sub do
    $server_obj = to_object(@server_1)
    @server_1 = rs_cm.servers.create(server: $server_obj["fields"])
  end
  sub do
    $array_obj = to_object(@server_array_1)
    @server_array_1 = rs_cm.server_arrays.create(server_array: $array_obj["fields"])
  end
end

stefhen

# Wrapper cookbook snippet and upstream cookbook here: https://github.com/sous-chefs/haproxy

haproxy_lb 'backend-service-name-here' do
  params([
           'bind 0.0.0.0:80',
           'mode http',
           'balance roundrobin',
           'option forwardfor',
           'option http-server-close'
         ])

stefhen

Action                  Href                                                                                        Resource
======================= =========================================================================================== =============================
accounts                /api/sessions                                                                               Session
----------------------- ------------------------------------------------------------------------------------------- -----------------------------
append                  /api/audit_entries/:id                                                                      AuditEntry
----------------------- ------------------------------------------------------------------------------------------- -----------------------------
by_resource             /api/tags/by_resource                                                                       Tag
----------------------- ------------------------------------------------------------------

stefhen

• http://stackoverflow.com/questions/2224066/how-to-convert-ssh-keypairs-generated-using-puttygenwindows-into-key-pairs-use

• Open PuttyGen

• Click Load

• Load your private key

• Go to Conversions->Export OpenSSH and export your private key

• Copy your private key to ~/.ssh/id_dsa (or id_rsa).

• Create the RFC 4716 version of the public key using ssh-keygen

• ssh-keygen -e -f ~/.ssh/id_dsa > ~/.ssh/id_dsa_com.pub

• Convert the RFC 4716 version of the public key to the OpenSSH format:

stefhen

-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: GnuPG v2

mQGiBEpw8r8RBACiH14HYG8a5gqcimctMxaJ+axSqzszIUsIXR4NlvjBaXXcIjOE
GfeCgi1MWPx1khRrRXD3UFDYqyO1oaKqSXY1TEss9ENmeAr0YtltsBLzgdkzIsS6
TS+pfHbazBY2fIXDpa9I3FOL/M5z08bUL8Qtt4it9WVcutnM2DySwWS3rwCg0hC1
i8WZniIGGTbt2inKtwR4w+UD/jZvYUTW8k8quHlj6aVqhKVVg34HpPHCz4HGqetw
jARO2pGujshDdeUuLKEUKGAwVc8u+3mju8OsqQh61esnG7CPGS446WqFYjvk7Pci
ZtRxGQCCuWmGA+/mLFDZjk8FxWfj+cHKU7jWlp+zcFmzkWM5IcNL5lEBFTpS09pK
Kl3oBACAXwZ2Y4eBG3GWsTjJRKEUyypbNVXfsO4O/ej9pi6AbRKhaifdF9y04kzb

stefhen

#!/bin/sh

sock='/var/run/haproxy.sock'
host="${COLLECTD_HOSTNAME}"
pause="${COLLECTD_INTERVAL:-10}"

while getopts "h:p:s:" c; do
  case $c in
    h)  host=$OPTARG;;
    p)  pause=$OPTARG;;

stefhen

• Chef store all users in the node object under the key etc.

• Also use lazy evaluation and you don't need a ruby_block

• This tree is populated by ohai at start of run, so to update it and be able to access node['etc']['passwd']['myuser']['uid'] you have to ask ohai to run the etc plugin again like this:

ohai 'reload_passwd' do
  action :nothing
 plugin 'etc'

stefhen

• Append additional collectd metric to /etc/collectd.conf TypesDb line
• Find instance self via rsc.txt command above

stefhen

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Sid": "Stmt1475614069000",
      "Effect": "Allow",
      "Action": [
        "s3:*"
      ],
      "Resource": [