kelseyhightower

$ cat playbooks/nginx.yml
---
- hosts: localhost
  connection: local
  tasks:
    - add_host: name={{ host }} groups=nginx
         
- hosts: nginx
  roles:
    - nginx

kelseyhightower

$ go get
# github.com/coreos/etcd/store
store/compare_and_swap_command.go:11: cannot use CompareAndSwapCommand literal (type *CompareAndSwapCommand) as type raft.Command in function argument:
	*CompareAndSwapCommand does not implement raft.Command (wrong type for Apply method)
		have Apply(raft.Server) (interface {}, error)
		want Apply(*raft.Server) (interface {}, error)
store/create_command.go:10: cannot use CreateCommand literal (type *CreateCommand) as type raft.Command in function argument:
	*CreateCommand does not implement raft.Command (wrong type for Apply method)
		have Apply(raft.Server) (interface {}, error)
		want Apply(*raft.Server) (interface {}, error)

kelseyhightower

package main

import (
	"crypto/tls"
	"fmt"
	"io/ioutil"
	"log"
	"net/http"
)

kelseyhightower

$ ./main -infile famous-gophers.csv 
[
  {
    "Date": "1947",
    "Name": "Mac",
    "Title": "The Goofy Gophers"
  },
  {
    "Date": "1947",
    "Name": "Tosh",

kelseyhightower

#!ipxe

set coreos-version dev-channel
set base-url http://storage.core-os.net/coreos/amd64-generic/${coreos-version}
kernel ${base-url}/coreos_production_pxe.vmlinuz root=squashfs: state=tmpfs: sshkey="ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAYQC2PxAKTLdczK9+RNsGGPsz0eC2pBlydBEcrbI7LSfiN7Bo5hQQVjki+Xpnp8EEYKpzu6eakL8MJj3E28wT/vNklT1KyMZrXnVhtsmOtBKKG/++odpaavdW2/AU0l7RZiE= coreos pxe demo"
initrd ${base-url}/coreos_production_pxe_image.cpio.gz
boot

kelseyhightower

Apache Apollo SSL

Creating a keystore using an existing SSL cert

Create a certificate bundle

Create a single cert bundle that includes the wildcard cert and key, also include any required intermediate certs.

kelseyhightower

cat /etc/os-release 
NAME=CoreOS
ID=coreos
VERSION=282.0.0
VERSION_ID=282.0.0
BUILD_ID=
PRETTY_NAME="CoreOS 282.0.0"
ANSI_COLOR="1;32"
HOME_URL="http://www.coreos.com/"

kelseyhightower

# journalctl -b
-- Logs begin at Sat 2014-04-12 21:00:35 UTC, end at Sat 2014-04-12 21:03:51 UTC. --
Apr 12 21:00:35 localhost systemd-journal[58]: Runtime journal is using 8.0M (max allowed 99.9M, trying to leave 149.9M free of 991.6M a
Apr 12 21:00:35 localhost systemd-journal[58]: Runtime journal is using 8.0M (max allowed 99.9M, trying to leave 149.9M free of 991.6M a
Apr 12 21:00:35 localhost kernel: Initializing cgroup subsys cpuset
Apr 12 21:00:35 localhost kernel: Initializing cgroup subsys cpu
Apr 12 21:00:35 localhost kernel: Initializing cgroup subsys cpuacct
Apr 12 21:00:35 localhost kernel: Linux version 3.13.8+ (buildbot@ip-10-221-137-94) (gcc version 4.6.3 (Gentoo Hardened 4.6.3 p1.13, pie
Apr 12 21:00:35 localhost kernel: Command line: root=squashfs: state=tmpfs: sshkey="ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDHo+5nVpxDhnWB
Apr 12 21:00:35 localhost kernel: Disabled fast string operations

kelseyhightower

#!ipxe
set filename http://192.168.12.1:4777
dhcp

:retry_chain
chain ${filename}?profile=${serial} || sleep 5
chain ${filename}?profile=${uuid} || sleep 5
chain ${filename}?profile=${net0/mac} || sleep 5 && goto retry_chain

kelseyhightower

upstream app {
{{range $server := GetDir "upstream"}}
    server {{$server.Value}};
{{end}}
}

server {
    server_name  www.example.com;

    location / {