insa - java in ze cloud - 2014
DESCRIPTION
Introduction au cloud, pour développeurs Java Présenté à l'INSA Lyon en décembre 2014TRANSCRIPT
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Java in Ze
Cloud
Alexis Hasslerdécembre 2014
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@AlexisHassler
Développeur, formateur Java
Indépendant
Co-leader du
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Contenu
Définitions
Typologie
Acteurs
Exemples
(Démos)
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Cloud Computing
?
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Cloud Grand Public
Stockage
Orange, Dropbox,...
Gmail,...
...
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Cloud Professionnel
Google Apps
Salesforce
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SaaS
Vision utilisateur
– Fonctionnalités d'un logiciel (Mail, CRM, ERP,...)
– Pas d'installation, pas d'investissement
– Montée en charge simple
– Software as a Service
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There's an App For That *
. . .
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Cloud Computing
?dev & ops
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Candy TODO
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Business Plan
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Hébergement
1 machine- garage- hébergeur
Plein de machines- garage- hébergeur
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Risques
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Horizontale
Verticale
Scalabilité
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Cloud Computing
En libre-service à la demande
Accessible sur l'ensemble d'un réseau
Mutualisation des ressources
Rapidement élastique
Mesurable
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IaaS
Vision sysadmin
– Ressources système
(processeur, mémoire, bande passante)
– Pas d'achat de machine
– Montée en charge simple
– Infrastructure as a Service
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IaaS
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
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IaaS
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IaaS
Standard
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Amazon EC2
– Elastic Compute Cloud
– Serveurs virtuels
– Stockage sur Elastic Block Store (EBS)
● disque dur
– Monitoring
● Amazon CloudWatch
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cf. http://media.amazonwebservices.com/AWS_Cloud_Best_Practices.pdf
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AWS Provisionning
Système
Images (AMI)
Standards : Linux, Windows
Place de marché : OS + …
Communauté : OS + …
Personnalisé
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AWS Provisionning
Système
Console AWS
Scripts shell
SDK Java, JavaScript, Ruby, .NET, Python,...
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AWS Provisionning
Machine
Images de machine
Stockage (local)
Services annexes
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Infrastructure As Code
AWS Provisionning
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IaaS Architecture
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
MySQL
Linux
Java / Glassfish
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IaaS Architecture
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
SQL Server
Windows
.NET / IIS
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IaaS Architecture
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
MongoDB
Linux
Java / Netty
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IaaS Provisionning
Serveur d'applications
deb, rpm,...
wget + tar
scp + tar
...
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IaaS Déploiement
Applications
A la main
Outil du serveur d'applications
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Niveaux de service
IaaSInfrastructure as a Service
PaaSPlatform as a Service
SaaSSoftware as a Service
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SaaS
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
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IaaS
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
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PaaS
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
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Google App Engine
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
Datastore / Cloud SQL
PythonJava + Jetty
Go
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Google App Engine
Java Standard / Web
⚠ Restrictions
Services Google
Adaptation automatique
Autoscale
Versions conjointes
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Google App Engine
JavaSE limité
cf. GAE Sandbox
Web App
JSP, Servlet,...
Services REST
Cloud Storage
BigQuery
Stockages
Datastore
Cloud SQL
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GAE Sandbox
Ecrire sur le file system => Datastore
Ouvrir une socket => URL fetch
Démarrer un thread
Faire des appels système
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Services GAE
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PaaS
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PaaS
Standard
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Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
Java +
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Logs & monitoring
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Stockage
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+
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Développement
Architecture modulaire
Prévoir l'échec
Stockage externe
Traitements asynchones
Applications stateless
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Freins
Peurs
Coût
Sécurité
Social
Lois
Localisation des
données
Patriot Act
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Cloud public / cloud privé
Public
Externalisation, partage des ressources
Privé
Ressources internes
Intermédiaire
Externalisation, ressources dédiées
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Cloud privé
Private IaaS Private PaaS
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Cloud souverain
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Synthèse
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Cloud
PaaSPlatform as a Service
SaaSSoftware as a Service
User
IaaSInfrastructure as a Service
Operations
Developer Integration
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IaaS : contraintes et liberté
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
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PaaS : modèles imposés
Réseau
StockageMatériel
Virtualisation
Système d'exploitation
Base de données
Runtime / middleware
Application
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Cloud
PaaSPlatform as a Service
SaaSSoftware as a Service
IaaSInfrastructure as a Service
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Cloud
PaaSPlatform as a Service
SaaSSoftware as a Service
IaaSInfrastructure as a Service
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PaaSPlatform as a Service
SaaSSoftware as a Service
IaaSInfrastructure as a Service
DBaaSDatabase as a Service
MaaSMonitoring as a Service
NaaSNetwork as a Service
CaaSContainer as a Service
XaaS
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Quel cloud ?
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Quel cloud pour quelles entreprises ?
CAC40
Cloud public
Cloud privé
IaaS / PaaS / SaaS
Startup
SaaS public
PaaS public
PaaS public
PaaS public
PaaS public
IaaS public
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Cloud
PaaS
SaaSSoftware as a Service
IaaS
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@AlexisHassler
http://alexis-hassler.com [email protected]
http://sewatech.fr
http://www.slideshare.net/sewatech
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