DevOps/SSH-Benchmark
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This commit is contained in:
zun.yang
2023-06-02 10:48:30 +08:00
parent f1c28c85cd
commit 1fb0e79ea7
4 changed files with 174 additions and 52 deletions
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6
config.json Normal file
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@ -0,0 +1,6 @@
{
"Host": "192.168.8.135,192.168.8.134",
"Port": 22,
"Username": "root",
"Password": "nuli123456"
}

8
go.mod
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@ -7,4 +7,10 @@ require (
golang.org/x/crypto v0.9.0
)
require golang.org/x/sys v0.8.0 // indirect
require (
github.com/bitfield/script v0.22.0 // indirect
github.com/itchyny/gojq v0.12.12 // indirect
github.com/itchyny/timefmt-go v0.1.5 // indirect
golang.org/x/sys v0.8.0 // indirect
mvdan.cc/sh/v3 v3.6.0 // indirect
)

32
go.sum
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@ -1,14 +1,46 @@
github.com/bitfield/script v0.22.0 h1:LA7QHuEsXMPD52YLtxWrlqCCy+9FOpzNYfsRHC5Gsrc=
github.com/bitfield/script v0.22.0/go.mod h1:ms4w+9B8f2/W0mbsgWDVTtl7K94bYuZc3AunnJC4Ebs=
github.com/bramvdbogaerde/go-scp v1.2.1 h1:BKTqrqXiQYovrDlfuVFaEGz0r4Ou6EED8L7jCXw6Buw=
github.com/bramvdbogaerde/go-scp v1.2.1/go.mod h1:s4ZldBoRAOgUg8IrRP2Urmq5qqd2yPXQTPshACY8vQ0=
github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
github.com/creack/pty v1.1.18/go.mod h1:MOBLtS5ELjhRRrroQr9kyvTxUAFNvYEK993ew/Vr4O4=
github.com/frankban/quicktest v1.14.4/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/google/renameio/v2 v2.0.0/go.mod h1:BtmJXm5YlszgC+TD4HOEEUFgkJP3nLxehU6hfe7jRt4=
github.com/itchyny/gojq v0.12.12 h1:x+xGI9BXqKoJQZkr95ibpe3cdrTbY8D9lonrK433rcA=
github.com/itchyny/gojq v0.12.12/go.mod h1:j+3sVkjxwd7A7Z5jrbKibgOLn0ZfLWkV+Awxr/pyzJE=
github.com/itchyny/timefmt-go v0.1.5 h1:G0INE2la8S6ru/ZI5JecgyzbbJNs5lG1RcBqa7Jm6GE=
github.com/itchyny/timefmt-go v0.1.5/go.mod h1:nEP7L+2YmAbT2kZ2HfSs1d8Xtw9LY8D2stDBckWakZ8=
github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
github.com/mattn/go-isatty v0.0.17/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/mattn/go-runewidth v0.0.14/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/rivo/uniseg v0.4.4/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
github.com/rogpeppe/go-internal v1.10.0/go.mod h1:UQnix2H7Ngw/k4C5ijL5+65zddjncjaFoBhdsK/akog=
golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
golang.org/x/crypto v0.9.0 h1:LF6fAI+IutBocDJ2OT0Q1g8plpYljMZ4+lty+dsqw3g=
golang.org/x/crypto v0.9.0/go.mod h1:yrmDGqONDYtNj3tH8X9dzUun2m2lzPa9ngI6/RUPGR0=
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.3.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.3.0/go.mod h1:q750SLmJuPmVoN1blW3UFBPREJfb1KmY3vwxfr+nFDA=
golang.org/x/term v0.8.0 h1:n5xxQn2i3PC0yLAbjTpNT85q/Kgzcr2gIoX9OrJUols=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
mvdan.cc/editorconfig v0.2.0/go.mod h1:lvnnD3BNdBYkhq+B4uBuFFKatfp02eB6HixDvEz91C0=
mvdan.cc/sh/v3 v3.6.0 h1:gtva4EXJ0dFNvl5bHjcUEvws+KRcDslT8VKheTYkbGU=
mvdan.cc/sh/v3 v3.6.0/go.mod h1:U4mhtBLZ32iWhif5/lD+ygy1zrgaQhUu+XFy7C8+TTA=

174
main.go
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@ -2,28 +2,107 @@ package main
import (
"context"
"encoding/json"
"fmt"
"log"
"math/rand"
"os"
"os/exec"
"path/filepath"
"strings"
"time"
scp "github.com/bramvdbogaerde/go-scp"
"github.com/bitfield/script"
"github.com/bramvdbogaerde/go-scp"
"golang.org/x/crypto/ssh"
)
type envConfig struct {
Host string `json:"Host"`
Port int `json:"Port"`
Username string `json:"Username"`
Password string `json:"Password"`
}
// 在本地启动一个 iperf3 服务端
func iperfServer() {
// 在本地启动一个 iperf3 服务端
cmd := exec.Command("benchmark/tools/iperf3", "-s")
cmd.Run()
}
func randomString(length int) string {
const charset = "abcdefghijklmnopqrstuvwxyz" +
"ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
var seededRand *rand.Rand = rand.New(
rand.NewSource(time.Now().UnixNano()))
b := make([]byte, length)
for i := range b {
b[i] = charset[seededRand.Intn(len(charset))]
}
return string(b)
}
// 封装 远程执行 shell 命令
func remoteShellExec(rClient ssh.Client, commands []string, logOut bool) error {
outputStr := ""
for _, command := range commands {
session, err := rClient.NewSession()
if err != nil {
log.Fatal("Failed to create session: ", err)
}
defer session.Close()
output, err := session.CombinedOutput(command)
if err != nil {
log.Fatal("Failed to run: ", err)
}
outputStr = string(output)
if logOut {
log.Println(outputStr)
}
}
return nil
}
// 测试 SSH 目标主机是否可联通
func testSSH(rClient ssh.Client) bool {
session, err := rClient.NewSession()
if err != nil {
log.Fatal("Failed to dial: ", err)
return false
}
defer session.Close()
return true
}
func main() {
srcDir := "./benchmark"
dstDir := "/tmp/benchmark"
username := "root"
password := "nuli123456"
serverURL := "192.168.8.135:22"
file, err := os.Open("config.json")
if err != nil {
fmt.Println("Error opening file:", err)
return
}
defer file.Close()
envConfig := &envConfig{}
decoder := json.NewDecoder(file)
err = decoder.Decode(&envConfig)
if err != nil {
fmt.Println("Error decoding file:", err)
return
}
srcDir := "benchmark"
dstDir := "/tmp/" + randomString(10) + "/"
// 读取本地 config.json 文件, 注入成变量
username := envConfig.Username
password := envConfig.Password
port := envConfig.Port
HostExecOut, _ := script.Exec("hostname -I").String()
hostIPS := strings.Split(HostExecOut, " ")
config := &ssh.ClientConfig{
User: username,
@ -45,64 +124,63 @@ func main() {
}
}()
// 使用 testSSH 函数测试目标主机是否可联通
for _, host := range strings.Split(envConfig.Host, ",") {
serverURL := fmt.Sprintf("%s:%d", host, port)
client, err := ssh.Dial("tcp", serverURL, config)
if err != nil {
log.Fatal("Failed to dial: ", err)
}
if testSSH(*client) {
log.Printf("Host: %s , SSH 连接成功", host)
} else {
log.Printf("Host: %s , SSH 连接失败", host)
}
}
// 按 , 切 config.Host 中的每一个 host
for _, host := range strings.Split(envConfig.Host, ",") {
serverURL := fmt.Sprintf("%s:%d", host, port)
client, err := ssh.Dial("tcp", serverURL, config)
if err != nil {
log.Fatal("Failed to dial: ", err)
}
commands := []string{
"mkdir -p " + dstDir,
}
_ = remoteShellExec(*client, []string{"mkdir -p " + dstDir}, false)
for _, command := range commands {
session, err := client.NewSession()
filepath.Walk(srcDir, func(path string, info os.FileInfo, err error) error {
if err != nil {
log.Fatal("Failed to create session: ", err)
return err
}
defer session.Close()
_, err = session.CombinedOutput(command)
if err != nil {
log.Fatal("Failed to run: ", err)
}
}
// Create a new SCP client
if info.IsDir() {
remoteShellExec(*client, []string{"mkdir -p " + dstDir + path}, false)
} else {
scpClient, err := scp.NewClientBySSH(client)
scpClient.Connect()
file, err := os.Open(path)
defer file.Close()
if err != nil {
fmt.Println("Error creating new SSH session from existing connection", err)
log.Fatal("Failed to open file: ", err)
}
// Walk the source directory
err = filepath.Walk(srcDir, func(path string, info os.FileInfo, err error) error {
err = scpClient.CopyFile(context.Background(), file, dstDir+path, "0655")
if err != nil {
return err
log.Fatal("Failed to copy file: ", err)
}
scpClient.Close()
if !info.IsDir() {
// Open the source file
f, err := os.Open(path)
if err != nil {
return err
}
defer f.Close()
// Calculate the destination path
relPath, _ := filepath.Rel(srcDir, path)
dstPath := filepath.Join(dstDir, relPath)
// Copy the file to the remote server
err = scpClient.CopyFile(context.Background(), f, dstPath, "0655")
if err != nil {
return err
}
}
return nil
})
if err != nil {
log.Fatalf("Failed to copy directory: %v", err)
}
// 执行 远端 脚本
log.Printf("Host: %s , 正在执行远端脚本...", host)
_ = remoteShellExec(*client, []string{
"cd " + dstDir + srcDir + " && " + "./run.sh " + hostIPS[0],
}, true)
// 删除远端文件
remoteShellExec(*client, []string{"rm -rf " + dstDir}, false)
}
}