GitOps & Flux - A Refresher with Priyanka Ravi
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The document provides a refresher on GitOps and Flux, showcasing Weaveworks' open-source tools for Kubernetes, and discussing their benefits such as increased security, productivity, and reliability. It highlights Flux's ability to manage applications and infrastructure through Git, supporting various tools and providing multi-tenancy features. Upcoming events and resources for getting started with Flux are also outlined, encouraging community engagement.
GitOps & Flux - A Refresher with Priyanka Ravi
- 1. 1 January 27, 2022 GitOps & Flux: A Refresher Priyanka Ravi, DX Engineer, Weaveworks Tamao Nakahara, VP of DX, Weaveworks
- 2. 2 Weaveworks is founded on open source ● Flux & Flagger (CNCF): GitOps and Progressive Delivery for k8s ● Cortex (CNCF): Distributed, Long-term-storage TSDB compatible with Prometheus ● (and many many more projects!) And now … Weave GitOps! weave.works
- 3. 3 Speakers Help/Support Priyanka “Pinky” Ravi DX Engineer Tamao Nakahara VP of DX, Weaveworks Duration 30-60 Minutes Browser Safari copy/paste shortcuts may not work Using Zoom Questions? • Use chat (button: top left corner of screen) • Escape to exit full screen • “To Everyone” or “To all panelists and attendees” Support: https://support.zoom.us/hc/ en-us/articles/206175806-T op-Questions Troubleshooting Use chat If the issue is not easily resolved, we ask that you follow along as we demo the sample app. GitOps & Flux: A Refresher
- 4. 4 👋 Get Connected 💬 🤝 ● Fluxcd.io - ⭐ Star us on GitHub ⭐ ● Check out the Flux docs at: fluxcd.io/docs/get-started/ ● GitHub Discussions Q&A: https://github.com/fluxcd/flux2/discussions/categories/q-a ● CNCF Slack #Flux channel (or get a slack invite)
- 5. 5 Feb 2: Get Started with Flux Feb 3: Flux Bug Scrub Feb 9: Free GitOps Workshop Feb 16: GitOps on Amazon EKS Anywhere + Flux Mar 2: Managing Thousand of Clusters & Their Workloads with Flux Upcoming Events
- 7. 7 Confidential do not distribute 7 January 27, 2022 GitOps & Flux: A Refresher Priyanka Ravi Developer Experience Engineer, Weaveworks
- 8. 8 8 Priyanka “Pinky” Ravi Developer Experience Engineer @ Weaveworks Dog Mom to 2 rescues Intro �� ��
- 9. 9 9 Individuals, teams, and organizations who implement GitOps experience many benefits, including: ● Stronger Security Guarantees ● Increased Developer & Operational Productivity ● Enhanced Developer Experience ● Improved Stability ● Higher Reliability ● Consistency and Standardization Why GitOps
- 10. 10 10 ● Reduces developer burden ● Extensible ● Comes with out of the box support for Kustomize and Helm ● Designed For Kubernetes Benefits of Flux fluxcd.io
- 11. 11 11 🤝 Flux provides GitOps for both apps and infrastructure 🤖 Just push to Git and Flux does the rest 🔩 Flux works with your existing tools ☸ Flux works with any Kubernetes and all common Kubernetes tooling 🤹Flux does Multi-Tenancy (and “Multi-everything”) 📞 Flux alerts and notifies 👍 Users trust Flux 💖 Flux has a lovely community that is very easy to work with! Flux in Short
- 12. 12 12 ● Operating model for cloud native applications such as Kubernetes ● Utilizes a version controlled system (Commonly Git) as the “single source of truth” ● Enables continuous delivery through automated deployment, monitoring, and management by a version controlled system ● Managing your infrastructure and applications declaratively What is GitOps
- 13. 13 Source: GitOps Working Group https://opengitops.dev/
- 14. 14 14 ● A git centric package manager for your applications ● A set of continuous and progressive delivery solutions for Kubernetes What is Flux fluxcd.io
- 15. 15 15 Overview of Flux Source controller Kustomize controller Helm Controller Notification Controller Image Reflector & Automation Controller Flux Flux is a set of Kubernetes Controllers fluxcd.io
- 16. 16 16 🤝 Flux provides GitOps for both apps and infrastructure ● Flux and Flagger deploy apps with canaries, feature flags, and A/B rollouts. ● Flux can also manage any Kubernetes resource. ● Infrastructure and workload dependency management is built in.a Flux Highlights fluxcd.io
- 17. 17 17 🤖 Just push to Git and Flux does the rest ● Flux enables application deployment (CD) and (with the help of Flagger) progressive delivery (PD) through automatic reconciliation. ● Flux can even push back to Git for you with automated container image updates to Git (image scanning and patching). Flux Highlights fluxcd.io
- 18. 18 18 🔩 Flux works with your existing tools ● Flux works with your Git providers (GitHub, GitLab, Bitbucket, can even use s3-compatible buckets as a source), all major container registries, and all CI workflow providers. Flux Highlights fluxcd.io
- 19. 19 19 ☸ Flux works with any Kubernetes and all common Kubernetes tooling ● Kustomize, Helm, RBAC, and policy-driven validation (OPA, Kyverno, admission controllers) so it simply falls into place. Flux Highlights fluxcd.io
- 20. 20 20 🤹 Flux does Multi-Tenancy (and “Multi-everything”) ● Flux uses true Kubernetes RBAC via impersonation and supports multiple Git repositories. ● Multi-cluster infrastructure and apps work out of the box with Cluster API ○ Flux can use one Kubernetes cluster to manage apps in either the same or other clusters, spin up additional clusters themselves, and manage clusters including lifecycle and fleets. Flux Highlights fluxcd.io
- 21. 21 21 📞 Flux alerts and notifies ● Flux provides health assessments, alerting to external systems, and external events handling. ● Just “git push”, and get notified on Slack and other chat systems. Flux Highlights fluxcd.io
- 22. 22 22 👍 Users trust Flux ● Flux is a CNCF Incubating project and was one of only two projects (alongside Helm) categorized as "Adopt" on the CNCF CI/CD Tech Radar. Flux Highlights fluxcd.io
- 23. 23 23 💖 Flux has a lovely community that is very easy to work with! ● We welcome contributors of any kind. ● The components of Flux are on Kubernetes core controller-runtime, so anyone can contribute and its functionality can be extended very easily. ● Get started contributing to Flux Flux Highlights fluxcd.io
- 24. 24 What Flux’s Controllers do Source Controller - Fetch resources and store as artifacts Kustomize Controller - Apply manifests, Run manifest generation using kustomize Helm Controller - Deployment of Helm Charts Notification Controller - Notification Dispatch Image Reflector Controller - Reflects Image metadata for Automation Controller Image Automation Controller - Updates YAML when new container images are available fluxcd.io
- 25. 25 Controllers work together to produce an outcome � fluxcd.io
- 26. 26 26 ● Helm ● Kustomize ● Prometheus ● Grafana ● Jenkins ● EKS ● AKS ● GCP Flux Works with Other Tools ● Traefik ● Falco ● GitHub, GitLab, Bitbucket, s3-compatible buckets ● Terraform ● …and more!!! fluxcd.io
- 27. 27 27 ● Makes life easier ● Multi-tenancy ● DependsOn ● Helm integration ● Notifications and Alerts ● Bootstrap ● Flux CLI Reasons I and Others Love Flux fluxcd.io
- 28. 28 28 ● Try Flux! Follow our Getting Started guide ● Browse the docs at fluxcd.io/docs/ ● Join us next week (February 2nd) for Get Started with Flux ● Join #flux on the CNCF Slack ● Sign up for the Flux Mailing list for monthly updates, announcements, etc. (https://lists.cncf.io/g/cncf-flux-dev) Get Started with GitOps fluxcd.io
- 29. 29 29 ● Try Flux! Follow our Getting Started guide ● Browse the docs at fluxcd.io/docs/ ● Join us next week (February 2nd) to Get Started with Flux ● Join #flux on the CNCF Slack ● Sign up for the Flux Mailing list for monthly updates, announcements, etc. (https://lists.cncf.io/g/cncf-flux-dev) Get Started with GitOps Questions? fluxcd.io
- 30. 30 ● Join us on Flux discussions if you have more questions: https://github.com/fluxcd/flux2/discussions ● Flux Community: https://fluxcd.io/community/ ● Join the GitOps Community Group: https://www.meetup.com/GitOps-Community/ ● More info on GitOps? Visit www.gitops.community/ ● Join the GitOps Community LinkedIn Group: https://www.linkedin.com/groups/13914610/ Next Steps
- 31. Confidential do not distribute 31 weave.works Thank you