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data-science-pipelines

Architecture snapshot: 2026-04-29 (2026-04-29)

Repository: kubeflow/data-science-pipelines
Analyzer: arch-analyzer 0.2.0
Extracted: 2026-04-29T11:05:37Z

Summary

Metric Count
CRDs 3
Deployments 11
Services 2
Secrets 2
Cluster Roles 14
Controller Watches 0

Component Architecture

CRDs, controllers, and owned Kubernetes resources.

graph LR
    %% Component architecture for data-science-pipelines

    classDef crd fill:#e74c3c,stroke:#c0392b,color:#fff
    classDef controller fill:#3498db,stroke:#2980b9,color:#fff
    classDef owned fill:#2ecc71,stroke:#27ae60,color:#fff
    classDef external fill:#95a5a6,stroke:#7f8c8d,color:#fff
    classDef dep fill:#f39c12,stroke:#e67e22,color:#fff

    subgraph controller["data-science-pipelines Controller"]
        dep_1["cache-server"]
        class dep_1 controller
        dep_2["kubeflow-pipelines-profile-controller"]
        class dep_2 controller
        dep_3["metadata-writer"]
        class dep_3 controller
        dep_4["ml-pipeline"]
        class dep_4 controller
        dep_5["ml-pipeline"]
        class dep_5 controller
        dep_6["ml-pipeline"]
        class dep_6 controller
        dep_7["ml-pipeline-persistenceagent"]
        class dep_7 controller
        dep_8["ml-pipeline-scheduledworkflow"]
        class dep_8 controller
        dep_9["ml-pipeline-ui"]
        class dep_9 controller
        dep_10["ml-pipeline-viewer-crd"]
        class dep_10 controller
        dep_11["squid"]
        class dep_11 controller
    end

    crd_CompositeController{{"CompositeController\nmetacontroller.k8s.io/v1alpha1"}}
    class crd_CompositeController crd
    crd_ControllerRevision{{"ControllerRevision\nmetacontroller.k8s.io/v1alpha1"}}
    class crd_ControllerRevision crd
    crd_DecoratorController{{"DecoratorController\nmetacontroller.k8s.io/v1alpha1"}}
    class crd_DecoratorController crd

CRDs

Group Version Kind Scope Fields Validation Rules Source
metacontroller.k8s.io v1alpha1 CompositeController Cluster 109 0 manifests/kustomize/third-party/metacontroller/base/crd.yaml
metacontroller.k8s.io v1alpha1 ControllerRevision Namespaced 8 0 manifests/kustomize/third-party/metacontroller/base/crd.yaml
metacontroller.k8s.io v1alpha1 DecoratorController Cluster 75 0 manifests/kustomize/third-party/metacontroller/base/crd.yaml

Dependencies

Key External Dependencies

Module Version
github.com/prometheus/client_golang v1.23.2
github.com/prometheus/client_model v0.6.2
google.golang.org/grpc v1.56.3
google.golang.org/grpc v1.79.3
google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.5.1
k8s.io/api v0.35.2
k8s.io/apimachinery v0.35.2
k8s.io/client-go v0.35.2
sigs.k8s.io/controller-runtime v0.23.3