Salt for Network Engineers
- 1. Salt for Network Engineers Andrew Dampf Network Engineer Linode
- 2. About Linode • Cloud hosting provider • 9 data centers • Hundreds of network devices
- 3. Agenda • Salt overview (from a networking perspective) • The Linode netops salt journey • Making salt accessible to all via chatops
- 4. NAPALM • Network Automation and Programmability Abstraction Layer with Multivendor support • Abstracts away network vendors via a single API
- 6. NAPALM
- 8. Salt Overview salt-master salt-minion = server text = process salt-minionsalt-minion
- 9. Salt Overview salt-master salt-proxy server router alt-proxy setup instructions: https://ripe74.ripe.net/presentations/18-RIPE-74-Network-automation-at-scale-up-and-running-in-60-minute NAPALM
- 11. Remote Execution Full list of execution modules: https://docs.saltstack.com/en/latest/ref/modules/all/index.html
- 12. Configuration Management Full list of state modules: https://docs.saltstack.com/en/latest/ref/states/all/index.html
- 14. Data Cache
- 15. Orchestration
- 16. Key Benefits • Remote execution • Configuration management • Data cache (salt mine) • Orchestration via the event bus and reactors
- 17. Our Salt Journey • Leverage your teammates!
- 18. Our Salt Journey • Start small
- 19. Our Salt Journey • Deploy by region DC-US-west DC-US-east = salt-proxy linode = network gear
- 20. Sample systemd unit file: https://github.com/napalm-automation/napalm-salt/blob/master/salt-proxy%40.service Our Salt Journey • Managing your salt proxy processes to different network devices
- 21. Our Salt Journey • External pillar modules
- 22. Our Salt Journey • Making use of the event bus • napalm-logs
- 23. router
- 25. Our salt journey Router Image credit: drpeering.net
- 26. Our Salt Journey • http://peeringdb.com
- 28. Our Salt Journey • Getting your team to use salt
- 30. How it Works • Errbot - python chatbot - http://errbot.io • Pepper - library for accessing the salt-api - https://github.com/saltstack/pepper • salthelpers - shortcuts for salt commands
- 33. Why not just use the Slack engine?
- 34. Salt adopted by our entire team
- 35. Get Involved! • https://saltstackcommunity.herokuapp.com/ Channel: #networks • http://slack.networktocode.com/ Channel: #saltstack
- 36. Thank you! • Questions? • @NetworkAndrew