feature: add alarm list and disarm support for kstone-api

pkg/clusterprovider/helper.go

@@ -30,6 +30,11 @@ import (
 	"tkestack.io/kstone/pkg/etcd"
 )
 
+type EtcdAlarm struct {
+	MemberID  uint64
+	AlarmType string
+}
+
 // GetStorageMemberEndpoints get member of cluster status
 func GetStorageMemberEndpoints(cluster *kstoneapiv1.EtcdCluster) []string {
 	members := cluster.Status.Members
@@ -182,3 +187,71 @@ func GetEtcdClusterMemberStatus(
 
 	return newMembers, clusterStatus
 }
+
+// GetEtcdAlarms get alarm list of etcd
+func GetEtcdAlarms(
+	endpoints []string,
+	tls *transport.TLSInfo) ([]EtcdAlarm, error) {
+	etcdAlarms := make([]EtcdAlarm, 0)
+
+	ca, cert, key := "", "", ""
+	if tls != nil {
+		ca, cert, key = tls.TrustedCAFile, tls.CertFile, tls.KeyFile
+	}
+
+	// GetAlarmList
+	client, err := etcd.NewClientv3(ca, cert, key, endpoints)
+	if err != nil {
+		klog.Errorf("failed to get new etcd clientv3, err is %v ", err)
+		return etcdAlarms, err
+	}
+	defer client.Close()
+
+	alarmRsp, err := etcd.AlarmList(client)
+	if err != nil {
+		klog.Errorf("failed to get alarm list, err is %v", err)
+		return etcdAlarms, err
+	}
+
+	for _, a := range alarmRsp.Alarms {
+		etcdAlarms = append(etcdAlarms, EtcdAlarm{
+			MemberID:  a.MemberID,
+			AlarmType: a.Alarm.String(),
+		})
+	}
+	return etcdAlarms, nil
+}
+
+// DisarmEtcdAlarms disarm alarm of etcd
+func DisarmEtcdAlarm(
+	endpoints []string,
+	tls *transport.TLSInfo) ([]EtcdAlarm, error) {
+	etcdAlarms := make([]EtcdAlarm, 0)
+
+	ca, cert, key := "", "", ""
+	if tls != nil {
+		ca, cert, key = tls.TrustedCAFile, tls.CertFile, tls.KeyFile
+	}
+
+	// DisarmEtcdAlarm
+	client, err := etcd.NewClientv3(ca, cert, key, endpoints)
+	if err != nil {
+		klog.Errorf("failed to get new etcd clientv3, err is %v ", err)
+		return etcdAlarms, err
+	}
+	defer client.Close()
+
+	disarmRsp, err := etcd.AlarmDisarm(client)
+	if err != nil {
+		klog.Errorf("failed to get member list, err is %v", endpoints, err)
+		return etcdAlarms, err
+	}
+
+	for _, a := range disarmRsp.Alarms {
+		etcdAlarms = append(etcdAlarms, EtcdAlarm{
+			MemberID:  a.MemberID,
+			AlarmType: a.Alarm.String(),
+		})
+	}
+	return etcdAlarms, nil
+}

pkg/etcd/helper.go

@@ -305,3 +305,31 @@ func getTransport(dialTimeout, totalTimeout time.Duration, scfg *secureConfig, s
 		DisableKeepAlives:   true,
 	}, nil
 }
+
+// AlarmList list etcd alarm
+func AlarmList(cli *clientv3.Client) (*clientv3.AlarmResponse, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), DefaultDialTimeout)
+	defer cancel()
+
+	rsp, err := cli.AlarmList(ctx)
+	if err != nil {
+		klog.Errorf("failed list etcd alarm,err is %v", err)
+		return rsp, err
+	}
+	klog.V(6).Infof("list etcd alarm succ,resp info %v", rsp)
+	return rsp, err
+}
+
+// AlarmDisarm disarm etcd alarm
+func AlarmDisarm(cli *clientv3.Client) (*clientv3.AlarmResponse, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), DefaultDialTimeout)
+	defer cancel()
+
+	rsp, err := cli.AlarmDisarm(ctx, &clientv3.AlarmMember{})
+	if err != nil {
+		klog.Errorf("failed disarm etcd alarm,err is %v", err)
+		return rsp, err
+	}
+	klog.V(6).Infof("disarm etcd alarm succ,resp info %v", rsp)
+	return rsp, err
+}

pkg/router/alarm.go

@@ -0,0 +1,37 @@
+/*
+ * 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 router
+
+import (
+	"github.com/gin-gonic/gin"
+
+	"tkestack.io/kstone/pkg/clusterprovider"
+)
+
+// AlarmList returns alarm list
+func AlarmList(ctx *gin.Context) {
+	cluster, tlsConfig := GetEtcdClusterInfo(ctx)
+	clusterprovider.GetEtcdAlarms([]string{cluster.Status.ServiceName}, tlsConfig)
+}
+
+// AlarmList returns alarm list
+func AlarmDisarm(ctx *gin.Context) {
+	cluster, tlsConfig := GetEtcdClusterInfo(ctx)
+	clusterprovider.DisarmEtcdAlarm([]string{cluster.Status.ServiceName}, tlsConfig)
+}

pkg/router/backup.go

@@ -0,0 +1,73 @@
+/*
+ * 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 router
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"k8s.io/klog/v2"
+
+	"tkestack.io/kstone/pkg/backup"
+)
+
+// BackupList returns backup list
+func BackupList(ctx *gin.Context) {
+	cluster, _ := GetEtcdClusterInfo(ctx)
+
+	// generate backup config
+	strCfg, found := cluster.Annotations[backup.AnnoBackupConfig]
+	if !found || strCfg == "" {
+		err := fmt.Errorf(
+			"backup config not found, annotation key %s not exists, namespace is %s, name is %s",
+			backup.AnnoBackupConfig,
+			cluster.Namespace,
+			cluster.Name,
+		)
+		klog.Errorf(err.Error())
+		ctx.JSON(http.StatusOK, []interface{}{})
+		return
+	}
+	backupConfig := &backup.Config{}
+	err := json.Unmarshal([]byte(strCfg), backupConfig)
+	if err != nil {
+		klog.Errorf(err.Error())
+		ctx.JSON(http.StatusInternalServerError, err)
+		return
+	}
+
+	// generate backup provider
+	backupProvider, err := backup.GetBackupProvider(string(backupConfig.StorageType), &backup.ProviderConfig{
+		Kubeconfig: "",
+	})
+	if err != nil {
+		klog.Errorf(err.Error())
+		ctx.JSON(http.StatusInternalServerError, err)
+		return
+	}
+	resp, err := backupProvider.List(cluster)
+	if err != nil {
+		klog.Errorf(err.Error())
+		ctx.JSON(http.StatusInternalServerError, err)
+		return
+	}
+	ctx.JSON(http.StatusOK, resp)
+}

pkg/router/key.go

@@ -0,0 +1,122 @@
+/*
+ * 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 router
+
+import (
+	"context"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	clientv3 "go.etcd.io/etcd/client/v3"
+	"k8s.io/klog/v2"
+
+	"tkestack.io/kstone/pkg/etcd"
+)
+
+// EtcdKeyList returns etcd key list
+func EtcdKeyList(ctx *gin.Context) {
+	etcdKey := ctx.DefaultQuery("key", "")
+
+	cluster, tlsConfig := GetEtcdClusterInfo(ctx)
+
+	ca, cert, key := "", "", ""
+	if tlsConfig != nil {
+		ca, cert, key = tlsConfig.TrustedCAFile, tlsConfig.CertFile, tlsConfig.KeyFile
+	}
+	klog.Infof("endpoint: %s, ca: %s, cert: %s, key: %s", cluster.Status.ServiceName, ca, cert, key)
+	client, err := etcd.NewClientv3(ca, cert, key, []string{cluster.Status.ServiceName})
+	if err != nil {
+		klog.Errorf(err.Error())
+		ctx.JSON(http.StatusInternalServerError, err)
+		return
+	}
+	defer client.Close()
+
+	if etcdKey == "" {
+		resp, err := client.Get(context.TODO(), "", clientv3.WithPrefix(), clientv3.WithKeysOnly())
+		if err != nil {
+			klog.Errorf(err.Error())
+			ctx.JSON(http.StatusInternalServerError, err)
+			return
+		}
+
+		data := make([]string, 0)
+		for _, value := range resp.Kvs {
+			data = append(data, string(value.Key))
+		}
+
+		ctx.JSON(http.StatusOK, map[string]interface{}{
+			"code": 0,
+			"data": data,
+		})
+		return
+	}
+	klog.Infof("get value by key: %s", etcdKey)
+	resp, err := client.Get(context.TODO(), etcdKey, clientv3.WithPrefix())
+	if err != nil {
+		klog.Errorf(err.Error())
+		ctx.JSON(http.StatusInternalServerError, err)
+		return
+	}
+	if resp.Count == 0 {
+		ctx.JSON(http.StatusNotFound, map[string]interface{}{
+			"code": 1,
+			"data": "",
+		})
+	} else {
+		result := map[string]interface{}{
+			"code": 0,
+			"err":  "",
+		}
+		if cluster.Annotations["kubernetes"] == "true" && etcdKey != "compact_rev_key" {
+			jsonValue := etcd.ConvertToJSON(resp.Kvs[0])
+			inMediaType, in, err := etcd.DetectAndExtract(resp.Kvs[0].Value)
+			if err != nil {
+				klog.Errorf(err.Error())
+				ctx.JSON(http.StatusInternalServerError, err)
+				return
+			}
+			respData, err := etcd.ConvertToData(inMediaType, in)
+			if err != nil {
+				klog.Errorf(err.Error())
+				if respData == nil {
+					respData = make(map[string]string)
+				}
+				result["err"] = err.Error()
+			}
+			respData["json"] = jsonValue
+			respDataList := make([]map[string]string, 0)
+			for dataType, value := range respData {
+				respDataList = append(respDataList, map[string]string{
+					"type": dataType,
+					"data": value,
+				})
+			}
+			result["data"] = respDataList
+		} else {
+			result["data"] = []map[string]string{
+				{
+					"type": "javascript",
+					"data": string(resp.Kvs[0].Value),
+				},
+			}
+		}
+		ctx.JSON(http.StatusOK, result)
+	}
+}