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[Bugfix] Add RF Toleration (#860)

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Adam Janikowski 2021-12-13 16:07:02 +01:00 committed by GitHub
parent 1cef3cf511
commit 3934e6e2d0
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 63 additions and 42 deletions
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1
CHANGELOG.md
View file

@ -9,6 +9,7 @@
- Allow to disable ClusterScalingIntegration and add proper Scheduled label to pods
- Add additional timeout parameters and kubernetes batch size
- Limit parallel Backup uploads
- Bugfix - Adjust Cluster Scaling Integration logic
## [1.2.5](https://github.com/arangodb/kube-arangodb/tree/1.2.5) (2021-10-25)
- Split & Unify Lifecycle management functionality

2
main.go
View file

@ -168,7 +168,7 @@ func init() {
f.DurationVar(&operatorTimeouts.k8s, "timeout.k8s", globals.DefaultKubernetesTimeout, "The request timeout to the kubernetes")
f.DurationVar(&operatorTimeouts.arangoD, "timeout.arangod", globals.DefaultArangoDTimeout, "The request timeout to the ArangoDB")
f.DurationVar(&operatorTimeouts.reconciliation, "timeout.reconciliation", globals.DefaultReconciliationTimeout, "The reconciliation timeout to the ArangoDB CR")
f.BoolVar(&operatorOptions.scalingIntegrationEnabled, "internal.scaling-integration", false, "Enable Scaling Integration")
f.BoolVar(&operatorOptions.scalingIntegrationEnabled, "internal.scaling-integration", true, "Enable Scaling Integration")
f.Int64Var(&operatorKubernetesOptions.maxBatchSize, "kubernetes.max-batch-size", globals.DefaultKubernetesRequestBatchSize, "Size of batch during objects read")
f.IntVar(&operatorBackup.concurrentUploads, "backup-concurrent-uploads", globals.DefaultBackupConcurrentUploads, "Number of concurrent uploads per deployment")
features.Init(&cmdMain)

9
pkg/apis/deployment/v1/topology_member_status.go
View file

@ -22,17 +22,8 @@ package v1
import "k8s.io/apimachinery/pkg/types"
type TopologyMemberStatusInitPhase string
const (
TopologyMemberStatusInitPhaseNone TopologyMemberStatusInitPhase = ""
TopologyMemberStatusInitPhasePending TopologyMemberStatusInitPhase = "pending"
TopologyMemberStatusInitPhaseOK TopologyMemberStatusInitPhase = "ok"
)
type TopologyMemberStatus struct {
ID types.UID `json:"id"`
Zone int `json:"rack"`
Label string `json:"label,omitempty"`
InitPhase TopologyMemberStatusInitPhase `json:"init_phase,omitempty"`
}

9
pkg/apis/deployment/v2alpha1/topology_member_status.go
View file

@ -22,17 +22,8 @@ package v2alpha1
import "k8s.io/apimachinery/pkg/types"
type TopologyMemberStatusInitPhase string
const (
TopologyMemberStatusInitPhaseNone TopologyMemberStatusInitPhase = ""
TopologyMemberStatusInitPhasePending TopologyMemberStatusInitPhase = "pending"
TopologyMemberStatusInitPhaseOK TopologyMemberStatusInitPhase = "ok"
)
type TopologyMemberStatus struct {
ID types.UID `json:"id"`
Zone int `json:"rack"`
Label string `json:"label,omitempty"`
InitPhase TopologyMemberStatusInitPhase `json:"init_phase,omitempty"`
}

12
pkg/deployment/cluster_scaling_integration.go
View file

@ -252,8 +252,7 @@ func (ci *clusterScalingIntegration) updateClusterServerCount(ctx context.Contex
var coordinatorCountPtr *int
var dbserverCountPtr *int
coordinatorCount := spec.Coordinators.GetCount()
dbserverCount := spec.DBServers.GetCount()
coordinatorCount, dbserverCount := ci.getNumbersOfServers()
if spec.Coordinators.GetMaxCount() == spec.Coordinators.GetMinCount() {
coordinatorCountPtr = nil
@ -335,8 +334,11 @@ func (ci *clusterScalingIntegration) EnableScalingCluster(ctx context.Context) e
}
func (ci *clusterScalingIntegration) setNumberOfServers(ctx context.Context) error {
spec := ci.depl.GetSpec()
numOfCoordinators := spec.Coordinators.GetCount()
numOfDBServers := spec.DBServers.GetCount()
numOfCoordinators, numOfDBServers := ci.getNumbersOfServers()
return ci.depl.SetNumberOfServers(ctx, &numOfCoordinators, &numOfDBServers)
}
func (ci *clusterScalingIntegration) getNumbersOfServers() (int, int) {
status, _ := ci.depl.getStatus()
return len(status.Members.Coordinators), len(status.Members.DBServers)
}

3
pkg/deployment/resources/pod_creator.go
View file

@ -561,9 +561,6 @@ func (r *Resources) createPodForMember(ctx context.Context, cachedStatus inspect
} else {
m.Conditions.Update(api.ConditionTypeTopologyAware, false, "Topology Aware", "Topology invalid")
}
if m.Topology.InitPhase == api.TopologyMemberStatusInitPhaseNone {
m.Topology.InitPhase = api.TopologyMemberStatusInitPhasePending
}
} else {
m.Conditions.Update(api.ConditionTypeTopologyAware, false, "Topology spec missing", "Topology spec missing")
}

57
pkg/deployment/resources/pod_inspector.go
View file

@ -189,17 +189,39 @@ func (r *Resources) InspectPods(ctx context.Context, cachedStatus inspectorInter
if k8sutil.IsPodScheduled(pod) {
if _, ok := pod.Labels[k8sutil.LabelKeyArangoScheduled]; !ok {
// Adding scheduled label to the pod
l := pod.Labels
if l == nil {
l = map[string]string{}
}
l[k8sutil.LabelKeyArangoScheduled] = "1"
l := addLabel(pod.Labels, k8sutil.LabelKeyArangoScheduled, "1")
if err := r.context.ApplyPatchOnPod(ctx, pod, patch.ItemReplace(patch.NewPath("metadata", "labels"), l)); err != nil {
log.Error().Err(err).Msgf("Unable to update scheduled labels")
}
}
}
// Topology labels
tv, tok := pod.Labels[k8sutil.LabelKeyArangoTopology]
zv, zok := pod.Labels[k8sutil.LabelKeyArangoZone]
if t, ts := status.Topology, memberStatus.Topology; t.Enabled() && t.IsTopologyOwned(ts) {
if tid, tz := string(t.ID), fmt.Sprintf("%d", ts.Zone); !tok || !zok || tv != tid || zv != tz {
l := addLabel(pod.Labels, k8sutil.LabelKeyArangoTopology, tid)
l = addLabel(l, k8sutil.LabelKeyArangoZone, tz)
if err := r.context.ApplyPatchOnPod(ctx, pod, patch.ItemReplace(patch.NewPath("metadata", "labels"), l)); err != nil {
log.Error().Err(err).Msgf("Unable to update topology labels")
}
}
} else {
if tok || zok {
l := removeLabel(pod.Labels, k8sutil.LabelKeyArangoTopology)
l = removeLabel(l, k8sutil.LabelKeyArangoZone)
if err := r.context.ApplyPatchOnPod(ctx, pod, patch.ItemReplace(patch.NewPath("metadata", "labels"), l)); err != nil {
log.Error().Err(err).Msgf("Unable to remove topology labels")
}
}
}
// End of Topology labels
if k8sutil.IsContainerReady(pod, k8sutil.ServerContainerName) {
// Pod is now ready
if memberStatus.Conditions.Update(api.ConditionTypeReady, true, "Pod Ready", "") {
@ -215,10 +237,6 @@ func (r *Resources) InspectPods(ctx context.Context, cachedStatus inspectorInter
memberStatus.Topology.Label = label
}
}
if memberStatus.Topology.InitPhase == api.TopologyMemberStatusInitPhasePending {
memberStatus.Topology.InitPhase = api.TopologyMemberStatusInitPhaseOK
}
}
}
@ -366,3 +384,24 @@ func (r *Resources) InspectPods(ctx context.Context, cachedStatus inspectorInter
}
return nextInterval, nil
}
func addLabel(labels map[string]string, key, value string) map[string]string {
if labels != nil {
labels[key] = value
return labels
}
return map[string]string{
key: value,
}
}
func removeLabel(labels map[string]string, key string) map[string]string {
if labels == nil {
return map[string]string{}
}
delete(labels, key)
return labels
}