mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
104 lines
2.3 KiB
Go
104 lines
2.3 KiB
Go
// Copyright 2015 The etcd Authors
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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 cmd
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import (
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"crypto/rand"
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"fmt"
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"log"
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"os"
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"strings"
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"github.com/coreos/etcd/clientv3"
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"github.com/coreos/etcd/pkg/report"
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)
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var (
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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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dialTotal int
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)
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func mustCreateConn() *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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DialTimeout: dialTimeout,
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}
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if !tls.Empty() {
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cfgtls, err := tls.ClientConfig()
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if err != nil {
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fmt.Fprintf(os.Stderr, "bad tls config: %v\n", err)
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os.Exit(1)
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}
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cfg.TLS = cfgtls
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}
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if len(user) != 0 {
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splitted := strings.SplitN(user, ":", 2)
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if len(splitted) != 2 {
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fmt.Fprintf(os.Stderr, "bad user information: %s\n", user)
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os.Exit(1)
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}
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cfg.Username = splitted[0]
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cfg.Password = splitted[1]
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}
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client, err := clientv3.New(cfg)
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clientv3.SetLogger(log.New(os.Stderr, "grpc", 0))
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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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func mustCreateClients(totalClients, totalConns uint) []*clientv3.Client {
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conns := make([]*clientv3.Client, totalConns)
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for i := range conns {
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conns[i] = mustCreateConn()
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}
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clients := make([]*clientv3.Client, totalClients)
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for i := range clients {
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clients[i] = conns[i%int(totalConns)]
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}
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return clients
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}
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func mustRandBytes(n int) []byte {
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rb := make([]byte, n)
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_, err := rand.Read(rb)
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if err != nil {
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fmt.Fprintf(os.Stderr, "failed to generate value: %v\n", err)
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os.Exit(1)
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}
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return rb
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}
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func newReport() report.Report {
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p := "%4.4f"
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if precise {
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p = "%g"
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}
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if sample {
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return report.NewReportSample(p)
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}
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return report.NewReport(p)
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}
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