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healthy.go
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healthy.go
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/*
* Tencent is pleased to support the open source community by making TKEStack
* available.
*
* Copyright (C) 2012-2023 Tencent. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use
* this file except in compliance with the License. You may obtain a copy of the
* License at
*
* https://opensource.org/licenses/Apache-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package inspection
import (
"k8s.io/klog/v2"
kstonev1alpha2 "tkestack.io/kstone/pkg/apis/kstone/v1alpha2"
"tkestack.io/kstone/pkg/etcd"
featureutil "tkestack.io/kstone/pkg/featureprovider/util"
"tkestack.io/kstone/pkg/inspection/metrics"
)
// CollectMemberHealthy collects the health of etcd, and
// transfer them to prometheus metrics
func (c *Server) CollectMemberHealthy(inspection *kstonev1alpha2.EtcdInspection) error {
namespace, name := inspection.Namespace, inspection.Spec.ClusterName
cluster, clientConfig, err := c.GetEtcdClusterInfo(namespace, name)
defer func() {
if err != nil {
featureutil.IncrFailedInspectionCounter(name, kstonev1alpha2.KStoneFeatureHealthy)
}
}()
if err != nil {
klog.Errorf("load tlsConfig failed, namespace is %s, name is %s, err is %v", namespace, name, err)
return err
}
for _, m := range cluster.Status.Members {
healthy, hErr := etcd.MemberHealthy(m.ExtensionClientUrl, clientConfig)
labels := map[string]string{
"clusterName": cluster.Name,
"endpoint": m.Endpoint,
}
if hErr != nil || !healthy {
metrics.EtcdEndpointHealthy.With(labels).Set(0)
} else {
metrics.EtcdEndpointHealthy.With(labels).Set(1)
}
}
return nil
}