trainer¶

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

Repository: kubeflow/trainer
Analyzer: arch-analyzer 0.2.0
Extracted: 2026-04-29T11:05:48Z

Summary¶

Metric	Count
CRDs	3
Deployments	4
Services	0
Secrets	1
Cluster Roles	8
Controller Watches	0

Component Architecture¶

CRDs, controllers, and owned Kubernetes resources.

graph LR
    %% Component architecture for trainer

    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["trainer Controller"]
        dep_1["kubeflow-trainer-controller-manager"]
        class dep_1 controller
        dep_2["kubeflow-trainer-controller-manager"]
        class dep_2 controller
        dep_3["kubeflow-trainer-controller-manager"]
        class dep_3 controller
        dep_4["kubeflow-trainer-controller-manager"]
        class dep_4 controller
    end

    crd_ClusterTrainingRuntime{{"ClusterTrainingRuntime\ntrainer.kubeflow.org/v1alpha1"}}
    class crd_ClusterTrainingRuntime crd
    crd_TrainJob{{"TrainJob\ntrainer.kubeflow.org/v1alpha1"}}
    class crd_TrainJob crd
    crd_TrainingRuntime{{"TrainingRuntime\ntrainer.kubeflow.org/v1alpha1"}}
    class crd_TrainingRuntime crd

CRDs¶

Group	Version	Kind	Scope	Fields	Validation Rules	Source
trainer.kubeflow.org	v1alpha1	ClusterTrainingRuntime	Cluster	1246	9	`manifests/base/crds/trainer.kubeflow.org_clustertrainingruntimes.yaml`
trainer.kubeflow.org	v1alpha1	TrainJob	Namespaced	562	5	`manifests/base/crds/trainer.kubeflow.org_trainjobs.yaml`
trainer.kubeflow.org	v1alpha1	TrainingRuntime	Namespaced	1246	9	`manifests/base/crds/trainer.kubeflow.org_trainingruntimes.yaml`

Dependencies¶

Key External Dependencies¶

Module	Version
github.com/go-logr/logr	v1.4.3
k8s.io/api	v0.34.1
k8s.io/apimachinery	v0.34.1
k8s.io/client-go	v0.34.1
sigs.k8s.io/controller-runtime	v0.22.3