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// SPDX-License-Identifier: GPL-3.0-or-later
package k8s_state
import (
"strings"
corev1 "k8s.io/api/core/v1"
)
func (ks *KubeState) updatePodState(r resource) {
if r.value() == nil {
if ps, ok := ks.state.pods[r.source()]; ok {
ps.deleted = true
}
return
}
pod, err := toPod(r)
if err != nil {
ks.Warning(err)
return
}
ps, ok := ks.state.pods[r.source()]
if !ok {
ps = newPodState()
ks.state.pods[r.source()] = ps
}
if !ok {
ps.name = pod.Name
ps.nodeName = pod.Spec.NodeName
ps.namespace = pod.Namespace
ps.creationTime = pod.CreationTimestamp.Time
ps.uid = string(pod.UID)
ps.qosClass = strings.ToLower(string(pod.Status.QOSClass))
copyLabels(ps.labels, pod.Labels)
for _, ref := range pod.OwnerReferences {
if ref.Controller != nil && *ref.Controller {
ps.controllerKind = ref.Kind
ps.controllerName = ref.Name
}
}
var res struct{ rCPU, lCPU, rMem, lMem, irCPU, ilCPU, irMem, ilMem int64 }
for _, cntr := range pod.Spec.Containers {
res.rCPU += int64(cntr.Resources.Requests.Cpu().AsApproximateFloat64() * 1000)
res.lCPU += int64(cntr.Resources.Limits.Cpu().AsApproximateFloat64() * 1000)
res.rMem += cntr.Resources.Requests.Memory().Value()
res.lMem += cntr.Resources.Limits.Memory().Value()
}
for _, cntr := range pod.Spec.InitContainers {
res.irCPU += int64(cntr.Resources.Requests.Cpu().AsApproximateFloat64() * 1000)
res.ilCPU += int64(cntr.Resources.Limits.Cpu().AsApproximateFloat64() * 1000)
res.irMem += cntr.Resources.Requests.Memory().Value()
res.ilMem += cntr.Resources.Limits.Memory().Value()
}
ps.reqCPU = max(res.rCPU, res.irCPU)
ps.limitCPU = max(res.lCPU, res.ilCPU)
ps.reqMem = max(res.rMem, res.irMem)
ps.limitMem = max(res.lMem, res.ilMem)
}
if ps.nodeName == "" {
ps.nodeName = pod.Spec.NodeName
}
for _, c := range pod.Status.Conditions {
switch c.Type {
case corev1.ContainersReady:
ps.condContainersReady = c.Status
case corev1.PodInitialized:
ps.condPodInitialized = c.Status
case corev1.PodReady:
ps.condPodReady = c.Status
case corev1.PodScheduled:
ps.condPodScheduled = c.Status
}
}
ps.phase = pod.Status.Phase
for _, cs := range ps.containers {
for _, r := range cs.stateWaitingReasons {
r.active = false
}
for _, r := range cs.stateTerminatedReasons {
r.active = false
}
}
for _, cntr := range pod.Status.ContainerStatuses {
cs, ok := ps.containers[cntr.Name]
if !ok {
cs = newContainerState()
ps.containers[cntr.Name] = cs
}
if !ok {
cs.name = cntr.Name
cs.podName = pod.Name
cs.namespace = pod.Namespace
cs.nodeName = pod.Spec.NodeName
cs.uid = extractContainerID(cntr.ContainerID)
}
cs.ready = cntr.Ready
cs.restarts = int64(cntr.RestartCount)
cs.stateRunning = cntr.State.Running != nil
cs.stateWaiting = cntr.State.Waiting != nil
cs.stateTerminated = cntr.State.Terminated != nil
if cntr.State.Waiting != nil {
reason := cntr.State.Waiting.Reason
r, ok := cs.stateWaitingReasons[reason]
if !ok {
r = &containerStateReason{new: true, reason: reason}
cs.stateWaitingReasons[reason] = r
}
r.active = true
}
if cntr.State.Terminated != nil {
reason := cntr.State.Terminated.Reason
r, ok := cs.stateTerminatedReasons[reason]
if !ok {
r = &containerStateReason{new: true, reason: reason}
cs.stateTerminatedReasons[reason] = r
}
r.active = true
}
}
for _, cntr := range pod.Status.InitContainerStatuses {
cs, ok := ps.initContainers[cntr.Name]
if !ok {
cs = newContainerState()
ps.initContainers[cntr.Name] = cs
}
if !ok {
cs.name = cntr.Name
cs.podName = pod.Name
cs.namespace = pod.Namespace
cs.nodeName = pod.Spec.NodeName
cs.uid = extractContainerID(cntr.ContainerID)
}
cs.ready = cntr.Ready
cs.restarts = int64(cntr.RestartCount)
cs.stateRunning = cntr.State.Running != nil
cs.stateWaiting = cntr.State.Waiting != nil
cs.stateTerminated = cntr.State.Terminated != nil
}
}
func max(a, b int64) int64 {
if a < b {
return b
}
return a
}
func extractContainerID(id string) string {
// docker://d98...
if i := strings.LastIndexByte(id, '/'); i != -1 {
id = id[i+1:]
}
return id
}
|
