Paved Paths to Production – There and Back Again

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Thomas Vitale Cloud Native Rejekts Apr 16th, 2023 Paved Paths to Production @vitalethomas There and Back Again

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Systematic • Software Engineer and Cloud Architect. • Author of “Cloud Native Spring in Action” (Manning). • OSS contributor (Java, Spring, Cloud Native Technologies) Thomas Vitale thomasvitale.com @vitalethomas

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Problem @vitalethomas

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Value @vitalethomas

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Delivering Value From idea to production Developer Production Idea @vitalethomas ?

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Goals 2 Reduced cognitive load 3 Clear and safe path to production 1 Rapid and continuous feedback loop @vitalethomas

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Development Workflow @vitalethomas

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Cloud Native @vitalethomas

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@vitalethomas Runtime (Language) Application (Executable) Cloud Native Applications

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Containers @vitalethomas

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Moving to Containers @vitalethomas Runtime (Language) Application (Executable) Runtime (OCI) Application (Container)

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Cloud Native Buildpacks @vitalethomas

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Image pack build Cloud Native Buildpacks From source code to container image @vitalethomas

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Kubernetes @vitalethomas

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Moving to Kubernetes @vitalethomas Runtime (Language) Application (Executable) Runtime (OCI) Application (Container) Runtime (OCI) Middleware (Kubernetes) Application (Container)

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Tilt @vitalethomas

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Tilt Continuous development on Kubernetes @vitalethomas CODE BUILD RUN TEST

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Goals 2 Reduced cognitive load 3 Clear and safe path to production 1 Rapid and continuous feedback loop @vitalethomas

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CI/CD Pipeline(s) @vitalethomas

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CI/CD Pipeline (Imperative) Check out source code Build container image Con fi gure workload Deploy workload Orchestrator Tightly coupled Rigid system No clear separation of concerns Hard to maintain @vitalethomas

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Delivering Value From code to production Developer Production Application Operator Security Expert Platform Engineer @vitalethomas

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Check out source code Build container image Con fi gure workload Deploy workload @vitalethomas

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Check out source code Build container image Con fi gure workload Deploy workload Kubernetes Manifests GitOps @vitalethomas

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Check out source code Build container image Con fi gure workload Deploy workload Kubernetes Manifests Container Image

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Check out source code Build container image Con fi gure workload Deploy workload Kubernetes Manifests Container Image Source Code CI/CD Pipeline (Reactive) Loosely coupled Separation of concerns Flexible Consistent path to production

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Cartographer @vitalethomas

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Kubernetes Native Choreographer Framework to build paved paths to production @vitalethomas

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Workload API Developer-friendly interface @vitalethomas apiVersion: carto.run/v1alpha1 kind: Workload metadata: name: band-service labels: apps.kadras.io/workload-type: web spec: source: git: url: https://github.com/ThomasVitale/band-service ref: branch: main

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Watch Source Code Testing Build Con fi guration Deployment @vitalethomas

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https://landscape.cncf.io

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SupplyChain API Describes the path to production @vitalethomas apiVersion: carto.run/v1alpha1 kind: ClusterSupplyChain metadata: name: supply-chain spec: selector: apps.kadras.io/workload-type: web resources: - name: source-provider templateRef: kind: ClusterSourceTemplate name: source - name: image-builder templateRef: kind: ClusterImageTemplate name: image sources: - resource: source-provider name: source - name: deployer templateRef: kind: ClusterTemplate name: app-deploy images: - resource: image-builder name: image

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Watch Source Code Testing Build Con fi guration Deployment @vitalethomas

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@vitalethomas apiVersion: source.toolkit.fluxcd.io/v1 kind: GitRepository metadata: name: band-service spec: interval: 1m0s url: https://github.com/ThomasVitale/band-service ref: branch: main

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@vitalethomas apiVersion: source.toolkit.fluxcd.io/v1 kind: GitRepository metadata: name: $(workload.metadata.name)$ spec: interval: 1m0s url: $(workload.spec.source.git.url)$ ref: $(workload.spec.source.git.ref)$

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@vitalethomas apiVersion: carto.run/v1alpha1 kind: ClusterSourceTemplate metadata: name: source spec: urlPath: .status.artifact.url revisionPath: .status.artifact.revision template: apiVersion: source.toolkit.fluxcd.io/v1 kind: GitRepository metadata: name: $(workload.metadata.name)$ spec: interval: 1m0s url: $(workload.spec.source.git.url)$ ref: $(workload.spec.source.git.ref)$

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cartographer.sh

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Capabilities over responsibilities @vitalethomas

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Developer @vitalethomas

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Developer Platform @vitalethomas

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Developer Platform @vitalethomas

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Goals 2 Reduced cognitive load 3 Clear and safe path to production 1 Rapid and continuous feedback loop @vitalethomas

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Resources @vitalethomas

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Resources Source code • Presentation source code • Kadras: Cloud Native Platforms Toolkit • Cloud Native Buildpacks for ARM64 • Software Supply Chain Choreography • Cartographer • Cartographer CLI • Tanzu Application Platform @vitalethomas

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Thomas Vitale Cloud Native Rejekts Apr 16th, 2023 Paved Paths to Production @vitalethomas There and Back Again