drnic

["192.168.101.4", "174.128.50.29", "192.168.101.3", "192.168.100.12", "174.128.50.28", "192.168.100.16", "10.0.28.20", "192.168.100.15", "174.128.50.5", "10.0.255.52", "10.0.28.14", "192.168.100.13", "10.0.28.15", "192.168.100.10", "174.128.50.9", "10.0.28.16", "10.0.28.13", "10.0.28.12", "192.168.100.11", "10.0.28.11", "10.0.28.7", "192.168.100.9", "10.0.28.6", "192.168.100.8", "192.168.100.6", "174.128.50.17", "10.0.28.5"]

drnic

Given a router, get the attached external gateway's pool name:

floating_ip_pool_name = network.networks.get(router.external_gateway_info["network_id"]).name
# => "IO.IP"

Use the pool name to provision a floating IP:

drnic

#!/usr/bin/env bash

set -x
set -e

export CF_VERSION=v154
export CF_RELEASE_DIR=${CF_RELEASE_DIR:-"$HOME/Projects/bosh_releases/cf-release"}
export TEST_APP_DIR=${TEST_APP_DIR:-"$HOME/Sites/cloudfoundry_apps/service-binding-proxy"}
export BROKER_DIR=${BROKER_DIR:-"$HOME/Sites/servaas"}

drnic

FROM stackbrew/ubuntu:saucy
MAINTAINER Dr Nic Williams

# reduce output from debconf
ENV DEBIAN_FRONTEND noninteractive

# 'apt-get update' always return 0. we should check actually updated.
RUN apt-get update | tee /tmp/apt-update_output
RUN ! (grep '^Err' /tmp/apt-update_output) 

drnic

Run docker server on a fresh folder:

docker -d -g /home/core/docker-build/ -p /var/run/docker-build.pid -H tcp://127.0.0.1:5011

In the gnatsd-dockerfile project:

docker -H localhost:5011 build -t localhost:5011/gnatsd .

drnic

Pulling ubuntu image from public registry

```
core@localhost ~ $ docker -H tcp://localhost:5011 pull ubuntu:13.04
Pulling repository ubuntu
eb601b8965b8: Download complete 
511136ea3c5a: Download complete 
f323cf34fd77: Download complete 
core@localhost ~ $ docker -H tcp://localhost:5011 images           
REPOSITORY          TAG                 IMAGE ID            CREATED             VIRTUAL SIZE

drnic

Running local fresh docker in a terminal:

mkdir -p /home/core/docker1
sudo docker -d -g /home/core/docker1 -p /var/run/docker1.pid -H tcp://127.0.0.1:5011

Pulling ubuntu image from public registry into that docker (in another terminal):

drnic

$ docker logs -f skydock
[info] 1392353435 skydock: loading plugins from /plugins/default.js
[debug] 1392353435 skydock: starting restore of containers
[info] 1392353435 skydock: adding 10d3ea0995 (skydns) to skydns
[debug] 1392353435 skydock: starting main process
[debug] 1392353435 skydock: received event (start) 0f231d44eb6271ab82976ba1829dcb53483b8983e20c88c3f410408ff0060a9b crosbymichael/skydock:latest
[info] 1392353435 skydock: adding 0f231d44eb (skydock) to skydns
[debug] 1392353582 skydock: received event (die) 10d3ea09958ab0771cb12ed36131a4d35099e00127ac05c88de4dd3aebc78e53 crosbymichael/skydns:latest
[info] 1392353582 skydock: removing 10d3ea0995 from skydns
[debug] 1392353582 skydock: received event (stop) 10d3ea09958ab0771cb12ed36131a4d35099e00127ac05c88de4dd3aebc78e53 crosbymichael/skydns:latest

drnic

Find a RouteTable for a given public Subnet:

subnet = Fog::Compute["aws"].subnets.last
subnet_id = subnet.subnet_id

rts = Fog::Compute["aws"].route_tables
route_table_for_subnet = rts.find {|rt| rt.associations.find {|assoc| assoc["subnetId"] == subnet_id} }

drnic

root@drbd-0:~# drbdadm create-md r0
md_offset 5242875904
al_offset 5242843136
bm_offset 5242679296

Found some data

 ==> This might destroy existing data! <==

Do you want to proceed?