Slides to the HandsOn CloudFoundry session given with @fbiville on Oct 11th, 2012. Instructions to the exercises are here : https://github.com/ericbottard/hands-on-cloudfoundry

1. Hands on CloudFoundry
Eric Bottard - VMware
Florent Biville - Lateral Thoughts

2. Eric Bottard
• Developer Advocate VMware
• @ebottard
• ebottard@vmware.com

3. Florent Biville
• Développeur chez LateralThoughts
• @fbiville

4. Merci ;-)
4

5. Agenda
• Pourquoi le Cloud?
• Présentation de CloudFoundry
• Maintenant, à vous
5

6. Pourquoi le Cloud ?
6

7. Est-ce que votre application ressemble à ça?
Tomcat
.war
Browser Apache MySQL
7

8. Nouveaux usages, nouveaux challenges
8

9. Nouveaux usages, nouveaux challenges
• Nouveaux besoins
– Toujours plus de clients (explosion du mobile)
– Viralité des réseaux sociaux
– Besoin de notification en quasi temps réel
8

10. Nouveaux usages, nouveaux challenges
• Nouveaux besoins
– Toujours plus de clients (explosion du mobile)
– Viralité des réseaux sociaux
– Besoin de notification en quasi temps réel
8

11. Nouveaux usages, nouveaux challenges
• Nouveaux besoins
– Toujours plus de clients (explosion du mobile)
– Viralité des réseaux sociaux
– Besoin de notification en quasi temps réel
• 1 war monolithique
– difficile à scaler, approche tout ou rien
– difficile à maintenir
8

12. Nouveaux usages, nouveaux challenges
• Nouveaux besoins
– Toujours plus de clients (explosion du mobile)
– Viralité des réseaux sociaux
– Besoin de notification en quasi temps réel
• 1 war monolithique
– difficile à scaler, approche tout ou rien
– difficile à maintenir
• Qui provisionne vos environnements pour tests
fonctionnels? et vos tests de perf?
8

13. Bientôt, vos applis ressembleront à ça
Tomcat
search.
war
Desktop
Browser
Tomcat
Native users.
Node.js Message Bus war Mongo
Mobile
Front End e.g. RabbitMQ
App
HTML5
Mobile
App
Tomcat
orders.
war MySQL
9

14. Présentation de CloudFoundry
10

15. OSS community
11

16. Ap
p lic
Data
at
Services
io
n
Se
r
vic
e
In
te
Msg
rfa
Services
ce
Other
Services
Additional partner
services …
12

17. d
Avoi n
Lo ck-i
Ap
p
Private
lic
Data
at
Services Clouds
io
n
Se
ce
r
vic
rfa
e
te
In
In
te
Public
er
Msg
rfa
vid
Services Clouds
ce
o
Pr
ud
o
Cl
Micro
Other Clouds
Services
13

18. cloudfoundry.com : offre VMware
CloudFoundry.COM (beta)
Frameworks
Services
vCenter / vSphere
Infrastructure
14

19. cloudfoundry.org : projet open-source
CloudFoundry.ORG
Community Frameworks Contributions
Community Services Contributions
Your Infrastructure
Download Setup Tool Chain & Deploy Behind
Code Environment Scripts Firewall
Cloud
Foundry
BOSH
Apache2
license
15

20. Micro CF : le premier Cloud de poche
Micro Cloud Foundry
Frameworks
Services
Your Laptop/PC
Single VM instance of
Cloud Foundry
that runs on a developer’s
MAC or PC
16

21. Déployer une application
17

22. En deux mots
vmc target <any cloud>
vmc login
Email: you@somedomain.com
Password: *********
vmc push myapp
vmc bind-service myservice
vmc instances myapp +10
18

23. Déployer une application
19

24. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
19

25. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
Application Name: ss-showcase
19

26. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
Application Name: ss-showcase
Detected a Java SpringSource Spring Application, is this
correct? [Yn]: Y
19

27. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
Application Name: ss-showcase
Detected a Java SpringSource Spring Application, is this
correct? [Yn]: Y
Application Deployed URL [ss-showcase.cloudfoundry.com]:
19

28. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
Application Name: ss-showcase
Detected a Java SpringSource Spring Application, is this
correct? [Yn]: Y
Application Deployed URL [ss-showcase.cloudfoundry.com]:
Memory reservation (128M, 256M, 512M, 1G, 2G) [512M]:
19

29. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
Application Name: ss-showcase
Detected a Java SpringSource Spring Application, is this
correct? [Yn]: Y
Application Deployed URL [ss-showcase.cloudfoundry.com]:
Memory reservation (128M, 256M, 512M, 1G, 2G) [512M]:
How many instances? [1]:
19

30. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
Application Name: ss-showcase
Detected a Java SpringSource Spring Application, is this
correct? [Yn]: Y
Application Deployed URL [ss-showcase.cloudfoundry.com]:
Memory reservation (128M, 256M, 512M, 1G, 2G) [512M]:
How many instances? [1]:
Bind existing services to 'ss-showcase'? [yN]: N
19

31. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
Application Name: ss-showcase
Detected a Java SpringSource Spring Application, is this
correct? [Yn]: Y
Application Deployed URL [ss-showcase.cloudfoundry.com]:
Memory reservation (128M, 256M, 512M, 1G, 2G) [512M]:
How many instances? [1]:
Bind existing services to 'ss-showcase'? [yN]: N
Create services to bind to 'ss-showcase'? [yN]: Y
1: blob
2: mongodb
3: mysql
4: postgresql
5: rabbitmq
6: redis
19

32. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
Application Name: ss-showcase
Detected a Java SpringSource Spring Application, is this
correct? [Yn]: Y
Application Deployed URL [ss-showcase.cloudfoundry.com]:
Memory reservation (128M, 256M, 512M, 1G, 2G) [512M]:
How many instances? [1]:
Bind existing services to 'ss-showcase'? [yN]: N
Create services to bind to 'ss-showcase'? [yN]: Y
1: blob
2: mongodb
3: mysql
4: postgresql
5: rabbitmq
6: redis
What kind of service?: 4
19

33. Déployer une application
Would you like to deploy from the current directory? [Yn]: Y
Application Name: ss-showcase
Detected a Java SpringSource Spring Application, is this
correct? [Yn]: Y
Application Deployed URL [ss-showcase.cloudfoundry.com]:
Memory reservation (128M, 256M, 512M, 1G, 2G) [512M]:
How many instances? [1]:
Bind existing services to 'ss-showcase'? [yN]: N
Create services to bind to 'ss-showcase'? [yN]: Y
1: blob
2: mongodb
3: mysql
4: postgresql
5: rabbitmq
6: redis
What kind of service?: 4
Specify the name of the service [postgresql-de404]: my-pg-db
19

34. Déployer une application
20

35. Déployer une application
Create another? [yN]: N
20

36. Déployer une application
Create another? [yN]: N
Would you like to save this configuration? [yN]: N
20

37. Déployer une application
Create another? [yN]: N
Would you like to save this configuration? [yN]: N
Creating Application: OK
Creating Service [my-pg-db]: OK
Binding Service [my-pg-db]: OK
Uploading Application:
Checking for available resources: OK
Processing resources: OK
Packing application: OK
Uploading (7K): OK
Push Status: OK
Staging Application 'ss-showcase': OK
Starting Application 'ss-showcase': OK
20

38. STS
21

39. STS
22

40. STS
Check Add
23

41. STS
Drag & Drop
24

42. Maintenant, à vous !
25

43. Exercice 1
26

44. Exercice 2
27

45. Contrôler le Cloud
28

46. Rappel des concepts
• CloudFoundry, c’est des applications et des services
• On associe les deux via des bindings
• CloudController = REST API
• nombre d’instances, urls, mémoire, logs, stats, etc...
29

47. Exercice 3
30

48. Consommer des services
31

49. Un point commun entre tous les OS
“ Environment Variables [...] unlike custom config
files, or other config mechanisms such as Java
System Properties, are a language- and OS-
agnostic standard
The Twelve Factor App, http://www.12factor.net
32

50. Exercice 4
33

51. Auto-reconfiguration
34

52. Mais mes applis ressemblent à ça...
<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://localhost:3306/mydb" />
<property name="username" value="myuser" />
<property name="password" value="s3cr3t" />
</bean>
<bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="persistenceUnitName" value="myPersistenceUnit" />
<property name="jpaVendorAdapter">
<bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">
<property name="databasePlatform" value="org.hibernate.dialect.MySQLDialect" />
</bean>
</property>
</bean>
35

53. Exercice 5
36

54. Bon ben voilà, merci d’être venus...
37

55. Deux datasources sont dans un bateau
38

56. Exercice 6
39

57. Configuration explicite
40

58. Namespace <cloud: />
<cloud:data-source id="myDataSourceBean" service-name="boundServiceName" />
<cloud:mongo-db-factory id="mongoDbFactory" write-concern="FSYNC_SAFE">
<cloud:mongo-options connections-per-host="10" max-wait-time="2000" />
</cloud:mongo-db-factory>
<!-- et bientôt : <cloud:françois />-->
41

59. Les profils
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"...>
<bean id="mongoTemplate"
class="org.springframework.data.mongodb.core.MongoTemplate">
<constructor-arg ref="mongoDbFactory" />
</bean>
<beans profile="default">
<mongo:db-factory id="mongoDbFactory"
dbname="test"
host="127.0.0.1"
port="27017"
username="foo"
password="bar" />
</beans>
<beans profile="cloud">
<cloud:mongo-db-factory id="mongoDbFactory"
service-name="myBoundServiceName" />
</beans>
</beans>
42

60. Exercice 7
43

61. Et si mon appli n’utilise pas Spring ?
org.cloudfoundry.runtime.env.CloudEnvironment
RdbmsServiceInfo serviceInfo = cloudEnvironment.getServiceInfo(
“postgres-reporting”,
RdbmsServiceInfo.class
);
serviceInfo.getDatabase();
serviceInfo.getHost();
serviceInfo.getPort();
serviceInfo.getUserName();
serviceInfo.getPassword();
44

62. Conclusion
45

63. Conclusion
• CloudFoundry = le PaaS ouvert de VMware
– langages
– frameworks
– services
– cloud provider
45

64. Conclusion
• CloudFoundry = le PaaS ouvert de VMware
– langages
– frameworks
– services
– cloud provider
• Extensible
– open source (ASL v2)
45

65. Conclusion
• CloudFoundry = le PaaS ouvert de VMware
– langages
– frameworks
– services
– cloud provider
• Extensible
– open source (ASL v2)
• Simple
– push, bind, instances++
45