Consul 101 - BA Tech Talk #2

Agustín Roca dando una Introducción a Consul, la herramienta de Service Discovery de HashiCorp.

Transcript

1. Consul 101 And a little bit of: Aws - puppet - terraform - docker
2. Hello! I am Agustin/aroca/Brahama You can find me at aroca@edrans.com. Devops, like the new kids like to call it; @ Edrans.
3. 1. Aws, yeyyy! Well, aws...
4. • Instance • VPC • Subnet • CIDR • Security Groups • ACL AWS basic glossary... • ELB/ALB • Region • Availability Zones • Huge etc...
6. 2. terrawhatttt? terraform...
7. What is terraform? × Terraform is a tool for building, changing, and versioning infrastructure safely and efficiently. × Terraform can manage existing and popular service providers such as AWS, Openstack, etc. × Infrastructure as a code is the key word
8. 3. puppet Yeah, i kinda know what it does...
9. • Configuration Management • Automation • Idempotent. (What?!) Puppet concepts ... • Puppet master • Masterless • Manifest • Catalog • Hiera
10. 4. docker Well, everybody talks about it....
11. What is docker ?!? Docker is the world’s leading software container platform. Developers use Docker to eliminate “works on my machine” problems when collaborating on code with co-workers.
12. 5. What a H* is consul? Yeah please tell me...
14. What is consul ? Consul is a distributed, highly available system. Consul has multiple components, but as a whole, it is a tool for discovering and configuring services in your infrastructure. × Service Discovery × Health Checking × Key/Value store × Multi Datacenter
15. Consul from basic to details... Every node that provides service to consul, runs a consul agent. Though running an agent is not required to discover/register/getting/setting key value data. Basic components • Consul Agent. • Key/value store • Health Checks • Services • Multi-datacenter Advanced Consul Internals • Consensus Protocol: Raft • Gossip Protocol: Serf (swim) • RPC. • ACL.
22. “What do you think about distributed services, microservices with docker for example. Clusters creation? Or just simple dynamic configuration”
24. It’s Hold on to your butts...
25. Demo components look, from the sky RP Nginx Docker Docker ap1 ap2 ap3 ap1 Docker Containers Nginx Conf Consul Upstream app1 { } Upstream app2 { }
26. Now you should probably use these instead:
27. It’s This time for real… Hold on to your butts...
28. THANKS! Any questions? You can find me at aroca@edrans.com
29. THANKS! Any questions? You can find me at aroca@edrans.com