lecture_12.md

Lecture 12

Infrastructure / cloud computing

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Agenda

1. Technical stuff
2. Zooming out

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Infrastructure

There are whole certifications/careers on this stuff; we're just scratching the surface.

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Terms

What's a server?

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• Workload
• Compute
• Storage
  • Disk
  • Blob
• Identity and access management (IAM)
  • Principals
• Region

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Networking

Local area network (LAN)

Show wifi connection

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flask run --host 0.0.0.0

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Internet Protocol (IP) addresses

• IPv4
• IPv6

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Wide area network (WAN)

• dig <domain>
• Whats My IP Address

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Virtual private cloud (VPC)

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Why cloud?

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Containers

• Like virtual environments with greater isolation+portability
• Docker
• Registry
• Kubernetes

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Terraform

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Demo

1. Create a Project.
2. Grant everyone (advanced-computing-for-policy-all@columbia.edu) Viewer access.
3. Re-run.
4. Create a BigQuery dataset and table.
5. Change access to just the dataset.
6. Change the dataset name.

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• Configuration as code (CaC)
• Infrastructure as code (IaC)

Why might these be useful?

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Why are we talking about all of this? How does it relate to policy?

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The magic of law is now inextricably tied to the bits and bytes of computer code.

-Jennifer Pahlka, Recoding America

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Readings

They're heavy again this week, don't wait!