/
query.go
79 lines (65 loc) · 2.63 KB
/
query.go
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/*
* Tencent is pleased to support the open source community by making Blueking Container Service available.
* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
* Licensed under the MIT License (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
* http://opensource.org/licenses/MIT
* Unless required by applicable law or agreed to in writing, software distributed under
* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific language governing permissions and
* limitations under the License.
*/
package main
import (
"context"
"fmt"
"github.com/Tencent/bk-bcs/bcs-common/common/blog"
"github.com/Tencent/bk-bcs/bcs-common/common/version"
"github.com/oklog/run"
"github.com/pkg/errors"
"github.com/spf13/cobra"
"github.com/Tencent/bk-bcs/bcs-services/bcs-monitor/pkg/discovery"
"github.com/Tencent/bk-bcs/bcs-services/bcs-monitor/pkg/query"
"github.com/Tencent/bk-bcs/bcs-services/bcs-monitor/pkg/utils"
)
var (
strictStoreList []string
storeList []string
httpSDURLs []string
)
// QueryCmd xxx
func QueryCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "query",
Short: "PromQL compatible query api",
Long: `Query node exposing PromQL enabled Query API with data retrieved from multiple store-gw.`,
}
cmd.Run = func(cmd *cobra.Command, args []string) {
runCmd(cmd, runQuery)
}
cmd.Flags().StringArrayVar(&storeList, "store", []string{},
"Addresses of statically configured store endpoints")
cmd.Flags().StringArrayVar(&strictStoreList, "store-strict", []string{},
"Addresses of statically configured store endpoints always used, even if the health check fails")
cmd.Flags().StringArrayVar(&httpSDURLs, "store.http-sd-url", []string{},
"HTTP-based service discovery provides store endpoints")
return cmd
}
func runQuery(ctx context.Context, g *run.Group, opt *option) error {
logKit := blog.LogKit
blog.Infow("listening for requests and metrics", "service", "query", "address", bindAddress)
addrIPv6 := utils.GetIPv6AddrFromEnv()
queryServer, err := query.NewQueryAPI(ctx, opt.reg, opt.tracer, logKit, bindAddress, httpPort, addrIPv6,
strictStoreList, storeList, httpSDURLs, g)
if err != nil {
return errors.Wrap(err, "query")
}
sdName := fmt.Sprintf("%s-%s", appName, "query")
sd, err := discovery.NewServiceDiscovery(ctx, sdName, version.BcsVersion, bindAddress, httpPort, addrIPv6)
if err != nil {
return err
}
g.Add(queryServer.Run, queryServer.Close)
g.Add(sd.Run, func(error) {})
return err
}