mirror of
https://github.com/argoproj/argo-cd.git
synced 2026-02-20 01:28:45 +01:00
74 lines
3.0 KiB
Go
74 lines
3.0 KiB
Go
package health
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import (
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"fmt"
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appsv1 "k8s.io/api/apps/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime"
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"github.com/argoproj/argo-cd/gitops-engine/pkg/utils/kube"
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)
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func getStatefulSetHealth(obj *unstructured.Unstructured) (*HealthStatus, error) {
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gvk := obj.GroupVersionKind()
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switch gvk {
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case appsv1.SchemeGroupVersion.WithKind(kube.StatefulSetKind):
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var sts appsv1.StatefulSet
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err := runtime.DefaultUnstructuredConverter.FromUnstructured(obj.Object, &sts)
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if err != nil {
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return nil, fmt.Errorf("failed to convert unstructured StatefulSet to typed: %w", err)
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}
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return getAppsv1StatefulSetHealth(&sts)
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default:
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return nil, fmt.Errorf("unsupported StatefulSet GVK: %s", gvk)
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}
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}
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func getAppsv1StatefulSetHealth(sts *appsv1.StatefulSet) (*HealthStatus, error) {
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// Borrowed at kubernetes/kubectl/rollout_status.go https://github.com/kubernetes/kubernetes/blob/5232ad4a00ec93942d0b2c6359ee6cd1201b46bc/pkg/kubectl/rollout_status.go#L131
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if sts.Status.ObservedGeneration == 0 || sts.Generation > sts.Status.ObservedGeneration {
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return &HealthStatus{
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Status: HealthStatusProgressing,
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Message: "Waiting for statefulset spec update to be observed...",
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}, nil
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}
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if sts.Spec.Replicas != nil && sts.Status.ReadyReplicas < *sts.Spec.Replicas {
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return &HealthStatus{
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Status: HealthStatusProgressing,
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Message: fmt.Sprintf("Waiting for %d pods to be ready...", *sts.Spec.Replicas-sts.Status.ReadyReplicas),
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}, nil
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}
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if sts.Spec.UpdateStrategy.Type == appsv1.RollingUpdateStatefulSetStrategyType && sts.Spec.UpdateStrategy.RollingUpdate != nil {
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if sts.Spec.Replicas != nil && sts.Spec.UpdateStrategy.RollingUpdate.Partition != nil {
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if sts.Status.UpdatedReplicas < (*sts.Spec.Replicas - *sts.Spec.UpdateStrategy.RollingUpdate.Partition) {
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return &HealthStatus{
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Status: HealthStatusProgressing,
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Message: fmt.Sprintf("Waiting for partitioned roll out to finish: %d out of %d new pods have been updated...",
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sts.Status.UpdatedReplicas, (*sts.Spec.Replicas - *sts.Spec.UpdateStrategy.RollingUpdate.Partition)),
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}, nil
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}
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}
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return &HealthStatus{
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Status: HealthStatusHealthy,
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Message: fmt.Sprintf("partitioned roll out complete: %d new pods have been updated...", sts.Status.UpdatedReplicas),
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}, nil
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}
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if sts.Spec.UpdateStrategy.Type == appsv1.OnDeleteStatefulSetStrategyType {
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return &HealthStatus{
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Status: HealthStatusHealthy,
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Message: fmt.Sprintf("statefulset has %d ready pods", sts.Status.ReadyReplicas),
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}, nil
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}
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if sts.Status.UpdateRevision != sts.Status.CurrentRevision {
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return &HealthStatus{
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Status: HealthStatusProgressing,
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Message: fmt.Sprintf("waiting for statefulset rolling update to complete %d pods at revision %s...", sts.Status.UpdatedReplicas, sts.Status.UpdateRevision),
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}, nil
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}
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return &HealthStatus{
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Status: HealthStatusHealthy,
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Message: fmt.Sprintf("statefulset rolling update complete %d pods at revision %s...", sts.Status.CurrentReplicas, sts.Status.CurrentRevision),
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}, nil
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}
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