telegraf/plugins/inputs/kube_inventory/endpoint.go

83 lines
2.1 KiB
Go

package kube_inventory
import (
"context"
"strings"
"time"
"github.com/ericchiang/k8s/apis/core/v1"
"github.com/influxdata/telegraf"
)
func collectEndpoints(ctx context.Context, acc telegraf.Accumulator, ki *KubernetesInventory) {
list, err := ki.client.getEndpoints(ctx)
if err != nil {
acc.AddError(err)
return
}
for _, i := range list.Items {
if err = ki.gatherEndpoint(*i, acc); err != nil {
acc.AddError(err)
return
}
}
}
func (ki *KubernetesInventory) gatherEndpoint(e v1.Endpoints, acc telegraf.Accumulator) error {
if e.Metadata.CreationTimestamp.GetSeconds() == 0 && e.Metadata.CreationTimestamp.GetNanos() == 0 {
return nil
}
fields := map[string]interface{}{
"created": time.Unix(e.Metadata.CreationTimestamp.GetSeconds(), int64(e.Metadata.CreationTimestamp.GetNanos())).UnixNano(),
"generation": e.Metadata.GetGeneration(),
}
tags := map[string]string{
"endpoint_name": e.Metadata.GetName(),
"namespace": e.Metadata.GetNamespace(),
}
for _, endpoint := range e.GetSubsets() {
for _, readyAddr := range endpoint.GetAddresses() {
fields["ready"] = true
tags["hostname"] = readyAddr.GetHostname()
tags["node_name"] = readyAddr.GetNodeName()
if readyAddr.TargetRef != nil {
tags[strings.ToLower(readyAddr.GetTargetRef().GetKind())] = readyAddr.GetTargetRef().GetName()
}
for _, port := range endpoint.GetPorts() {
fields["port"] = port.GetPort()
tags["port_name"] = port.GetName()
tags["port_protocol"] = port.GetProtocol()
acc.AddFields(endpointMeasurement, fields, tags)
}
}
for _, notReadyAddr := range endpoint.GetNotReadyAddresses() {
fields["ready"] = false
tags["hostname"] = notReadyAddr.GetHostname()
tags["node_name"] = notReadyAddr.GetNodeName()
if notReadyAddr.TargetRef != nil {
tags[strings.ToLower(notReadyAddr.GetTargetRef().GetKind())] = notReadyAddr.GetTargetRef().GetName()
}
for _, port := range endpoint.GetPorts() {
fields["port"] = port.GetPort()
tags["port_name"] = port.GetName()
tags["port_protocol"] = port.GetProtocol()
acc.AddFields(endpointMeasurement, fields, tags)
}
}
}
return nil
}