1.
Deploying Containers
with Rancher
Chris Tankersley
@dragonmantank
Day Camp 4 Developers, Ops for Devs
Day Camp 4 Developers - Ops for Devs 1

2.
What Is Rancher?
Day Camp 4 Developers - Ops for Devs 2

3.
Rancher and RancherOS
Day Camp 4 Developers - Ops for Devs 3

4.
Why Use Rancher?
Day Camp 4 Developers - Ops for Devs 4

5.
Manages your Containers
Day Camp 4 Developers - Ops for Devs 5

6.
Manages your Hosts
Day Camp 4 Developers - Ops for Devs 6

7.
Allows you to monitor containers
Day Camp 4 Developers - Ops for Devs 7

8.
Allows you to manage your applications
Day Camp 4 Developers - Ops for Devs 8

9.
Allows you to deploy your applications
Day Camp 4 Developers - Ops for Devs 9

10.
Allows you to deploy your applications
Day Camp 4 Developers - Ops for Devs 10

11.
Supports Docker Compose
Day Camp 4 Developers - Ops for Devs 11

12.
Installation
Day Camp 4 Developers - Ops for Devs 12

13.
Install Docker on a machine
Day Camp 4 Developers - Ops for Devs 13

14.
Using Docker Machine
Day Camp 4 Developers - Ops for Devs 14

15.
Our Setup
• 3 Machines
• 1 Rancher Server
• 2 Rancher Nodes
• All running RancherOS
• Docker 1.11
Day Camp 4 Developers - Ops for Devs 15

16.
docker-machine Command
docker-machine create -d virtualbox
--virtualbox-boot2docker-url http://releases.rancher.com/os/latest/rancheros.iso
--virtualbox-memory “2048”
[node name]
Day Camp 4 Developers - Ops for Devs 16
hMp://docs.rancher.com/os/running-rancheros/workstaQon/docker-machine/

17.
Machines Build
Day Camp 4 Developers - Ops for Devs 17

18.
Add rancher/server to the master
Day Camp 4 Developers - Ops for Devs 18
docker run -d
--restart=always
-p 8080:8080
–name=rancher
rancher/server

19.
Add rancher/agent to nodes
Day Camp 4 Developers - Ops for Devs 19
docker run -d
--privileged
-v /var/run/docker.sock:/var/run/docker.sock
rancher/agent:v0.7.9
http://192.168.99.100:8080/v1/scripts/[hash]

20.
All Done!
Day Camp 4 Developers - Ops for Devs 20

21.
Manual Container Deployments
Day Camp 4 Developers - Ops for Devs 21

22.
Add Container to Node
Day Camp 4 Developers - Ops for Devs 22

23.
Fill out Container Info
Day Camp 4 Developers - Ops for Devs 23

24.
Wait for it to become active
Day Camp 4 Developers - Ops for Devs 24

25.
Wait for it to become active
Day Camp 4 Developers - Ops for Devs 25

26.
See it running
Day Camp 4 Developers - Ops for Devs 26

27.
Visit the Container
Day Camp 4 Developers - Ops for Devs 27

28.
Metrics
Day Camp 4 Developers - Ops for Devs 28

29.
Viewing Container Metrics
Day Camp 4 Developers - Ops for Devs 29

30.
Viewing Host Metrics
Day Camp 4 Developers - Ops for Devs 30

31.
Stacks
Day Camp 4 Developers - Ops for Devs 31

32.
What are Stacks?
Day Camp 4 Developers - Ops for Devs 32

33.
Adding a Service
Day Camp 4 Developers - Ops for Devs 33

34.
Adding a Service
Day Camp 4 Developers - Ops for Devs 34

35.
Adding a Service
Day Camp 4 Developers - Ops for Devs 35

36.
Adding a Service
Day Camp 4 Developers - Ops for Devs 36

37.
Adding a Service
Day Camp 4 Developers - Ops for Devs 37

38.
Rancher Auto-Deploys
Day Camp 4 Developers - Ops for Devs 38

39.
Add an Apache/PHP Service
Day Camp 4 Developers - Ops for Devs 39

40.
Let it deploy
Day Camp 4 Developers - Ops for Devs 40

41.
Visit the web server
Day Camp 4 Developers - Ops for Devs 41

42.
Check Deployments in Infrastructure
Day Camp 4 Developers - Ops for Devs 42

43.
Custom Repositories
Day Camp 4 Developers - Ops for Devs 43

44.
Adding Private/Custom Registry
Day Camp 4 Developers - Ops for Devs 44

45.
Type in Auth Info
Day Camp 4 Developers - Ops for Devs 45

46.
All the nodes can use it!
Day Camp 4 Developers - Ops for Devs 46

47.
Deploying Upgrades
Day Camp 4 Developers - Ops for Devs 47

48.
Deployment Types
• Blue-Green Deployments
• Rolling Deployments
Day Camp 4 Developers - Ops for Devs 48

49.
Blue-Green Deployments
Day Camp 4 Developers - Ops for Devs 49
Router
App v1 App v2

50.
Blue-Green Deployments
Day Camp 4 Developers - Ops for Devs 50
Router
App v3 App v2

51.
Blue-Green Deployments
Day Camp 4 Developers - Ops for Devs 51
Router
App v3 App v2

52.
Rolling Deployments
Day Camp 4 Developers - Ops for Devs 52
App v1

53.
Rolling Deployments
Day Camp 4 Developers - Ops for Devs 53
App v2

54.
Rolling Deployments
Day Camp 4 Developers - Ops for Devs 54
App v2

55.
New Container for Web Server
# Dockerfile
FROM php:apache
COPY index.php /var/www/html
Day Camp 4 Developers - Ops for Devs 55

56.
Push to Docker Hub
Day Camp 4 Developers - Ops for Devs 56

57.
Upgrade Webserver Container
Day Camp 4 Developers - Ops for Devs 57

58.
Upgrade Webserver Container
Day Camp 4 Developers - Ops for Devs 58

59.
Rancher Upgrades it
Day Camp 4 Developers - Ops for Devs 59

60.
Rancher lets us know it’s done
Day Camp 4 Developers - Ops for Devs 60

61.
Check Container once Upgraded
Day Camp 4 Developers - Ops for Devs 61

62.
Rollback or Finish
Day Camp 4 Developers - Ops for Devs 62

63.
Do it again
• Edit My Code
• Build My Image
• Push to Docker Hub
• Upgrade the Service
Day Camp 4 Developers - Ops for Devs 63

64.
Rancher CLI
Day Camp 4 Developers - Ops for Devs 64

65.
What is it?
• Rancher has an API!
• Small executable that interacts with Rancher API
• Kind of like a custom docker-compose
Day Camp 4 Developers - Ops for Devs 65

66.
Get an API Key
Day Camp 4 Developers - Ops for Devs 66

67.
Get an API Key
Day Camp 4 Developers - Ops for Devs 67

68.
Download Rancher CLI
Day Camp 4 Developers - Ops for Devs 68

69.
Export Stack Config
Day Camp 4 Developers - Ops for Devs 69

70.
Two Config Files
Day Camp 4 Developers - Ops for Devs 70

71.
docker-compose.yml
Day Camp 4 Developers - Ops for Devs 71

72.
Deploy Script
Day Camp 4 Developers - Ops for Devs 72
ACCESS_KEY="C4F407CE1D8C59EB53BE"
SECRET="daNENHR241Jzm5Z9iw6VsujD9hWfjHWrDzkKmKiA"
RANCHER_URL="http://192.168.99.100:8080"
./rancher-compose --secret-key=${SECRET} --access-key=${ACCESS_KEY} --url=${RANCHER_URL} --
file=docker-compose.yml --rancher-file=rancher-compose.yml -p phptest up --upgrade -d

73.
Edit and Deploy
Day Camp 4 Developers - Ops for Devs 73

74.
Edit and Deploy
Day Camp 4 Developers - Ops for Devs 74

75.
Finish Upgrade
Day Camp 4 Developers - Ops for Devs 75

76.
Storage Pools
Day Camp 4 Developers - Ops for Devs 76

77.
What do they do?
• Convoy
• Plugins that allow distributed volumes
• GlusterFS, NFS
Day Camp 4 Developers - Ops for Devs 77

78.
Networking
Day Camp 4 Developers - Ops for Devs 78

79.
Key Features
• Deployments keep links intact
• Networks can span hosts
Day Camp 4 Developers - Ops for Devs 79

80.
Thanks!
- Docker for Developers
- LearningContainers.com
- hMp://ctankersley.com
- @dragonmantank
- chris@ctankersley.com
Day Camp 4 Developers - Ops for Devs 80
Rate this talk on Joind.in
hMps://joind.in/talk/ce080