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https://github.com/weaveworks/scope.git
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029bbbcec8
This commit will add a new control i.e. Describe which will describe a k8s resource similar to kubectl describe. Signed-off-by: Akash Srivastava <akashsrivastava4927@gmail.com>
74 lines
1.6 KiB
Go
74 lines
1.6 KiB
Go
package kubernetes
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import (
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"fmt"
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"github.com/weaveworks/scope/report"
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apiv1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/labels"
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)
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// These constants are keys used in node metadata
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const (
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PublicIP = report.KubernetesPublicIP
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)
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// Service represents a Kubernetes service
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type Service interface {
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Meta
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GetNode(probeID string) report.Node
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Selector() labels.Selector
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ClusterIP() string
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}
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type service struct {
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*apiv1.Service
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Meta
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}
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// NewService creates a new Service
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func NewService(s *apiv1.Service) Service {
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return &service{Service: s, Meta: meta{s.ObjectMeta}}
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}
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func (s *service) Selector() labels.Selector {
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if s.Spec.Selector == nil {
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return labels.Nothing()
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}
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return labels.SelectorFromSet(labels.Set(s.Spec.Selector))
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}
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// human-readable version of a Kubernetes ServicePort
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func servicePortString(p apiv1.ServicePort) string {
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if p.NodePort == 0 {
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return fmt.Sprintf("%d/%s", p.Port, p.Protocol)
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}
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return fmt.Sprintf("%d:%d/%s", p.Port, p.NodePort, p.Protocol)
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}
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func (s *service) GetNode(probeID string) report.Node {
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latest := map[string]string{
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IP: s.Spec.ClusterIP,
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Type: string(s.Spec.Type),
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report.ControlProbeID: probeID,
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}
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if s.Spec.LoadBalancerIP != "" {
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latest[PublicIP] = s.Spec.LoadBalancerIP
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}
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if len(s.Spec.Ports) != 0 {
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portStr := ""
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for _, p := range s.Spec.Ports {
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portStr = portStr + servicePortString(p) + ","
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}
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latest[Ports] = portStr[:len(portStr)-1]
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}
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return s.MetaNode(report.MakeServiceNodeID(s.UID())).
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WithLatests(latest).
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WithLatestActiveControls(Describe)
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}
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func (s *service) ClusterIP() string {
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return s.Spec.ClusterIP
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}
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