microservices and the cloud - devops cardiff meetup

Marc  Cluet  

https://www.flickr.com/photos/zachd1_618/5344850282  

Who am I?!

Marc  Cluet  (@lynxman)    Head  of  Operations  at  <redacted>  17  years  of  experience  as  a  SysAdmin  Founding  member  of  Juju  and  MAAS  while  at  Canonical  Built  a  DevOps  Engineering  Team  at  Rackspace  Been  DevOps’in  for  the  last  5  years  

So… Microservices!!

https://www.flickr.com/photos/wintermute2600/4056854111  

So… Microservices!!

Microservices are not new!!!

So… Microservices!!

So… Microservices!!

https://www.flickr.com/photos/marfis75/3279307888  

So… Microservices!!

Microservices are reliant!!!

So… Microservices!!

https://www.flickr.com/photos/5wa/8593739154  

So… Microservices!!

Microservices force you to!Design for Failure!!

!!

So… Microservices!!

Recommendations!

https://www.flickr.com/photos/sarunas_b/9630357613  

Cloud Fitting!

https://www.flickr.com/photos/egs/183990473  

Cloud Fitting!

Orchestration!Cost Control!Anti-Fragile!Security in all Layers!!!

Orchestration!

https://www.flickr.com/photos/foilman/3295092874  

Orchestration!

1.  Autoscaling!2.  Self Healing!3.  Cost Forecast!4.  Predictive!!

Service Discovery!

Service  Node  A  

Service  Publication  

Service  Node  B  

Service  Node  C  

Service Discovery!

Service  Node  A  

Health  Check  

Discovery  Agent  

Discovery  Agent  

Service  Node  B  

Health  Check  

Service  Publication  

Cost Control!

Cloud Architecture!

Web  Frontend  

Web  Mobile  App  

Data  Backend   Workers  

API  Service  

Cloud Architecture!

Router  

API  Server  

Scheduler  

MQ  

Worker  

Cloud Architecture!Load  

Balancer  

API  Server  API  Server  API  Server  API  Server  

MQ  Worker  Worker  Worker  Worker  

Scheduler  

Cloud Architecture!

Orchestration  

Provisioning   Config  Mgmt  Metrics  

Cloud Fitting!Orchestration! Metrics!

Provisioning! Config Mgmt!

cloud-init!

Recommendations!

https://www.flickr.com/photos/mdpettitt/4818781521  

1 Server per Service!

https://www.flickr.com/photos/90994070@N00/4700774401  

Do your HA right!https://www.flickr.com/photos/daverugby83/4583767689  

Containers!

https://www.flickr.com/photos/gcwest/281385801  

Containers!

Containers!

<3!!!

Containers!

<3!!!

Containers!

API Versioning!

https://www.flickr.com/photos/kevinbyrom/5027408898/  

API Versioning!

https://www.flickr.com/photos/kevinbyrom/5027408898/  

Version  1  /servers?image=imageId&  flavor=flavorId&  name=serverName&  status=serverStatus&  marker=markerID&  limit=int&changes-­‐since=dateTime&  RAX-­‐SI:image_schedule=boolean    

Version  2  /v2/{tenant_id}/servers�{?changes-­‐since,�image,�flavor,�name,�marker,�limit,�status,�host}    

Version  3  /v3/servers/{server_id}/action�{?changes-­‐since,�image,�flavor,�name,�marker,�limit,�status,�host}    

Sync vs Async!

https://www.flickr.com/photos/beate_meier/8337014543  

Sync vs Async!

Action  1   Action  2   Action  3  

Sync vs Async!

Action  1   Action  2  

Action  2b  

Action  3  

Sync vs Async!

Router  

API  Server  

Scheduler  

MQ  

Worker  

Dark Side of Microservices!

https://www.flickr.com/photos/kalexanderson/7556757396  

Costs!

https://www.flickr.com/photos/amagill/3366720659  

Concentration!

https://www.flickr.com/photos/z_wenjie/5602616401  

Network Fragmentation!

https://www.flickr.com/photos/small_realm/6898449633  

Dark Side of Microservices!

Learn from your peers!Jos  Boumans  

Break things!!

http://bethesignal.org/blog/2008/07/22/fail-­‐we-­‐can-­‐believe-­‐in/  

Have fun!

http://geek-­‐and-­‐poke.com/geekandpoke/2013/12/3/yesterdays-­‐regex  

https://www.flickr.com/photos/mikko_luntiala/12691267935  

https://www.flickr.com/photos/dullhunk/202872717  

@lynxman!

http://slideshare.net/lynxmanuk/!

!