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@XebiconFR @Horgix 1#Xebicon18
Build the future
Modern Infrastructure
Alexis “Horgix” Chotard

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@XebiconFR @Horgix 2#Xebicon18
Alexis “Horgix” Chotard
SRE & Coach DevOps
@Horgix
▼ Automation Addict
▼ Craftsman
▼ 30% Development
▼ 40% Operations
▼ 30% Training, coaching, ...
Horgix

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@XebiconFR @Horgix 3#Xebicon18
A long time ago,
in an infrastructure far far away

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@XebiconFR @Horgix 15#Xebicon18
Once upon a time, in Maxime’s life
Let the story begin!

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Summary - Configuration management
▼ Automate setup of existing machines
▽ Software installation (packages)
▽ Configuration
▽ Service restart if necessary
▽ …
▼ Textual description of desired state
▼ Tooling which:
▽ understands this description
▽ takes actions when appropriate
▽ … to make the machine tend toward the desired state
Bonus points:
▼ Repeatable
▼ Automated
▼ History

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Summary - Infrastructure as a Service (IaaS)
▼ Rent compute power
▼ Do not care about underlying system
▽ Hardware
▽ Hypervisors
▽ Network
▽ …
▼ Billed by minute/hour
Bonus points:
▼ Scalability
▼ Speed
▼ SLAs

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@XebiconFR @Horgix 48#Xebicon18
Summary - Infrastructure as code
▼ Just like Configuration Management…
▼ but for the underlying infrastructure!
▼ Automate infrastructure setup
▽ Machine creations
▽ Network links
▽ …
▼ Textual description of desired state
▼ Tooling which:
▽ understands this description
▽ takes actions when appropriate
▽ … to make the infrastructure tend toward the desired state
Bonus points:
▼ Repeatable
▼ Automated
▼ History

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Summary - Immutable infrastructure
▼ Build immutable images
▼ Do not change anything at runtime
▼ Pass these images across environments
▼ Appropriate tooling makes it easier
Bonus points:
▼ Fiability
▼ Deployment speed

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@XebiconFR @Horgix 73#Xebicon18
...

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@XebiconFR @Horgix 74#Xebicon18
Logs

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@XebiconFR @Horgix 75#Xebicon18
Summary - Log centralization
▼ Do not store anything on instances
▼ Ship logs & index them
▼ Non-structured document store
Bonus points:
▼ Dashboard / search
▼ Retention policy

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...

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Containers

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Summary - Containers
▼ Process isolation
▼ Mainly Docker
▼ Main interest is the tooling to:
▽ Build images
▽ Share images
▼ … and the APIs for all of this
Bonus points:
▼ Lighter than VMs
▼ Awesome tooling

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...

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Orchestration

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Summary - Orchestration
▼ Manage resources of multiple machines
▼ Allocate them to tasks (containers)
▼ Reschedule in case of failure
▼ … and the APIs for all of this
▼ Mainly open source software
Bonus points:
▼ Resiliency
▼ Works on-premise
▼ Awesome tooling

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@XebiconFR @Horgix 82#Xebicon18
& Take Away
Conclusion

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@XebiconFR @Horgix 83#Xebicon18
What’s a modern infrastructure
▼ VMs → Immutable infrastructure
▼ Containers → Orchestration
▼ Automation!
▽ Infra-as-code
▽ Configuration Management
▽ Everything stored in git
▽ CI/CD for everything
▼ Observable
▽ Centralized logging
▽ Metrics (technical AND business)
▽ Tracing
▼ Smart tooling
▽ Load Balancers
▽ Deployment tools

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@XebiconFR @Horgix 84#Xebicon18
What’s a modern infrastructure
▼ VMs → Immutable infrastructure
▼ Containers → Orchestration
▼ Automation!
▽ Infra-as-code
▽ Configuration Management
▽ Everything stored in git
▽ CI/CD for everything
▼ Observable
▽ Centralized logging
▽ Metrics (technical AND business)
▽ Tracing
▼ Smart tooling
▽ Load Balancers
▽ Deployment tools
Stuff we didn’t talk about
▼ CI/CD
▼ Security
▽ Build Docker containers without Docker
▽ Vulnerability scanning
▽ End-to-end signature
▼ Stateful distributed apps
▼ Network & services exposition
▽ Service discovery
▽ Traefik & Smart reverse proxies
▽ Service Mesh
▼ Serverless & FaaS
▼ K8s vs PaaS vs FaaS
▼ Deployment patterns
▼ Chaos Engineering
▼ DevOps & SRE

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@XebiconFR @Horgix 85#Xebicon18
Serverless - Functions as a Service
Salle des Engrenages
15h10 - 15h45
Diana Ortega
Xebia
Sony Tricoire
JC Decaux

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@XebiconFR @Horgix 86#Xebicon18
Serverless - Functions as a Service
Notre Dame des Victoires
16h20 - 17h05
Benjamin Lacroix
Xebia
Paul-Guillaume Dejardin
Xebia

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@XebiconFR @Horgix 87#Xebicon18
Serverless - Functions as a Service
Notre Dame des Victoires
16h20 - 17h05
Antoine Le Taxin
Xebia
Jean-Baptiste Claramonte
Xebia

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@XebiconFR @Horgix 88#Xebicon18
Service Mesh
Salle des Engrenages
14h15 - 15h00
Sergio Dos Santos
Xebia

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@XebiconFR @Horgix 89#Xebicon18

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@XebiconFR @Horgix 90#Xebicon18
Build the future
Modern Infrastructure
Alexis “Horgix” Chotard