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feat: collect Kubernetes Endpoints in sysdump #794

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merged 1 commit into from
Apr 14, 2022
Merged

feat: collect Kubernetes Endpoints in sysdump #794

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4 changes: 4 additions & 0 deletions k8s/client.go
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Original file line number Diff line number Diff line change
Expand Up @@ -652,6 +652,10 @@ func (c *Client) ListUnstructured(ctx context.Context, gvr schema.GroupVersionRe
return c.DynamicClientset.Resource(gvr).Namespace(*namespace).List(ctx, o)
}

func (c *Client) ListEndpoints(ctx context.Context, o metav1.ListOptions) (*corev1.EndpointsList, error) {
return c.Clientset.CoreV1().Endpoints(corev1.NamespaceAll).List(ctx, o)
}

func (c *Client) ListNetworkPolicies(ctx context.Context, o metav1.ListOptions) (*networkingv1.NetworkPolicyList, error) {
return c.Clientset.NetworkingV1().NetworkPolicies(corev1.NamespaceAll).List(ctx, o)
}
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1 change: 1 addition & 0 deletions sysdump/client.go
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Expand Up @@ -41,6 +41,7 @@ type KubernetesClient interface {
ListCiliumNodes(ctx context.Context) (*ciliumv2.CiliumNodeList, error)
ListDaemonSet(ctx context.Context, namespace string, o metav1.ListOptions) (*appsv1.DaemonSetList, error)
ListEvents(ctx context.Context, o metav1.ListOptions) (*corev1.EventList, error)
ListEndpoints(ctx context.Context, o metav1.ListOptions) (*corev1.EndpointsList, error)
ListNamespaces(ctx context.Context, o metav1.ListOptions) (*corev1.NamespaceList, error)
ListNetworkPolicies(ctx context.Context, o metav1.ListOptions) (*networkingv1.NetworkPolicyList, error)
ListNodes(ctx context.Context, options metav1.ListOptions) (*corev1.NodeList, error)
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1 change: 1 addition & 0 deletions sysdump/constants.go
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Expand Up @@ -53,6 +53,7 @@ const (
hubbleRelayConfigMapFileName = "hubble-relay-configmap-<ts>.yaml"
hubbleRelayDeploymentFileName = "hubble-relay-deployment-<ts>.yaml"
hubbleUIDeploymentFileName = "hubble-ui-deployment-<ts>.yaml"
kubernetesEndpointsFileName = "k8s-endpoints-<ts>.yaml"
kubernetesEventsFileName = "k8s-events-<ts>.yaml"
kubernetesNamespacesFileName = "k8s-namespaces-<ts>.yaml"
kubernetesNetworkPoliciesFileName = "k8s-networkpolicies-<ts>.yaml"
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14 changes: 14 additions & 0 deletions sysdump/sysdump.go
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Expand Up @@ -334,6 +334,20 @@ func (c *Collector) Run() error {
return nil
},
},
{
Description: "Collecting Kubernetes endpoints",
Quick: true,
Task: func(ctx context.Context) error {
v, err := c.Client.ListEndpoints(ctx, metav1.ListOptions{})
if err != nil {
return fmt.Errorf("failed to collect Kubernetes endpoints: %w", err)
}
if err := c.WriteYAML(kubernetesEndpointsFileName, v); err != nil {
return fmt.Errorf("failed to collect Kubernetes endpoints: %w", err)
}
return nil
},
},
{
Description: "Collecting Cilium network policies",
Quick: true,
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4 changes: 4 additions & 0 deletions sysdump/sysdump_test.go
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Expand Up @@ -189,6 +189,10 @@ func (c *fakeClient) ListNamespaces(ctx context.Context, o metav1.ListOptions) (
panic("implement me")
}

func (c *fakeClient) ListEndpoints(ctx context.Context, o metav1.ListOptions) (*corev1.EndpointsList, error) {
panic("implement me")
}

func (c *fakeClient) ListNetworkPolicies(ctx context.Context, o metav1.ListOptions) (*networkingv1.NetworkPolicyList, error) {
panic("implement me")
}
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