mirror of https://github.com/etcd-io/dbtester.git
117 lines
2.7 KiB
Go
117 lines
2.7 KiB
Go
// Copyright 2017 CoreOS, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package dbtester
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import (
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"bufio"
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"fmt"
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"net/http"
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"os"
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"strconv"
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"strings"
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"github.com/coreos/etcd/clientv3"
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"golang.org/x/net/context"
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)
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func newPutEtcd3(conn clientv3.KV) ReqHandler {
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return func(ctx context.Context, req *request) error {
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_, err := conn.Do(ctx, req.etcdv3Op)
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return err
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}
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}
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// dialTotal counts the number of mustCreateConn calls so that endpoint
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// connections can be handed out in round-robin order
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var dialTotal int
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func mustCreateConnEtcdv3(endpoints []string) *clientv3.Client {
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endpoint := endpoints[dialTotal%len(endpoints)]
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dialTotal++
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cfg := clientv3.Config{
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Endpoints: []string{endpoint},
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}
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client, err := clientv3.New(cfg)
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if err != nil {
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fmt.Fprintf(os.Stderr, "dial error: %v\n", err)
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os.Exit(1)
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}
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return client
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}
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type etcdv3ClientCfg struct {
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totalConns int64
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totalClients int64
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}
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func mustCreateClientsEtcdv3(endpoints []string, cfg etcdv3ClientCfg) []*clientv3.Client {
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conns := make([]*clientv3.Client, cfg.totalConns)
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for i := range conns {
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conns[i] = mustCreateConnEtcdv3(endpoints)
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}
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clients := make([]*clientv3.Client, cfg.totalClients)
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for i := range clients {
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clients[i] = conns[i%int(cfg.totalConns)]
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}
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return clients
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}
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func newGetEtcd3(conn clientv3.KV) ReqHandler {
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return func(ctx context.Context, req *request) error {
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_, err := conn.Do(ctx, req.etcdv3Op)
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return err
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}
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}
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func getTotalKeysEtcdv3(endpoints []string) map[string]int64 {
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rs := make(map[string]int64)
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for _, ep := range endpoints {
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if !strings.HasPrefix(ep, "http://") {
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ep = "http://" + ep
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}
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plog.Println("GET", ep+"/metrics")
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resp, err := http.Get(ep + "/metrics")
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if err != nil {
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plog.Println(err)
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rs[ep] = 0
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}
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scanner := bufio.NewScanner(resp.Body)
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for scanner.Scan() {
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txt := scanner.Text()
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if strings.HasPrefix(txt, "#") {
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continue
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}
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ts := strings.SplitN(txt, " ", 2)
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fv := 0.0
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if len(ts) == 2 {
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v, err := strconv.ParseFloat(ts[1], 64)
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if err == nil {
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fv = v
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}
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}
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if ts[0] == "etcd_debugging_mvcc_keys_total" {
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rs[ep] = int64(fv)
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break
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}
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}
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gracefulClose(resp)
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}
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plog.Println("getTotalKeysEtcdv3", rs)
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return rs
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}
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