[agent-wdd] 完成Excecutor和Operator部分,完成base tools部分

This commit is contained in:
zeaslity
2025-02-14 17:17:55 +08:00
parent dabf63f10f
commit ce0395ae66
12 changed files with 380 additions and 23 deletions

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@@ -164,8 +164,8 @@ metadata:
nginx.ingress.kubernetes.io/enable-cors: "true" nginx.ingress.kubernetes.io/enable-cors: "true"
nginx.ingress.kubernetes.io/rewrite-target: /$1 nginx.ingress.kubernetes.io/rewrite-target: /$1
nginx.ingress.kubernetes.io/configuration-snippet: | nginx.ingress.kubernetes.io/configuration-snippet: |
proxy_set_header Upgrade $http_upgrade; proxy_set_header upgradePrefix $http_upgrade;
proxy_set_header Connection "Upgrade"; proxy_set_header Connection "upgradePrefix";
spec: spec:
rules: rules:
- host: fake-domain.{{ .Namespace }}.io - host: fake-domain.{{ .Namespace }}.io

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@@ -43,7 +43,7 @@ LimitNOFILE=infinity
TasksMax=infinity TasksMax=infinity
OOMScoreAdjust=-999 OOMScoreAdjust=-999
[Install] [installPrefix]
WantedBy=multi-user.target WantedBy=multi-user.target
` `
@@ -57,7 +57,7 @@ SocketMode=0660
SocketUser=root SocketUser=root
SocketGroup=docker SocketGroup=docker
[Install] [installPrefix]
WantedBy=sockets.target WantedBy=sockets.target
` `
@@ -107,7 +107,7 @@ Delegate=yes
KillMode=process KillMode=process
OOMScoreAdjust=-500 OOMScoreAdjust=-500
[Install] [installPrefix]
WantedBy=multi-user.target WantedBy=multi-user.target
` `

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@@ -553,7 +553,7 @@ func shutdownRegisterQueueConnection(initFromServerQueue *rabbitmq.RabbitQueue,
initFromServerQueue.ConsumeOK.Store(false) initFromServerQueue.ConsumeOK.Store(false)
initToServerQueue.ConsumeOK.Store(false) initToServerQueue.ConsumeOK.Store(false)
log.InfoF("Octopus Agent Init Queue has disconnected!") log.InfoF("Octopus Agent initCommand Queue has disconnected!")
} }
func parseAgentServerInfo(agentServerInfoConf string) *a_agent.AgentServerInfo { func parseAgentServerInfo(agentServerInfoConf string) *a_agent.AgentServerInfo {

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@@ -161,7 +161,7 @@ func (r *RabbitQueue) Connect() {
// build for receive chan // build for receive chan
rabbitRCha := &RabbitReceiveChan{} rabbitRCha := &RabbitReceiveChan{}
if strings.HasPrefix(r.RabbitProp.QueueName, "Init") { if strings.HasPrefix(r.RabbitProp.QueueName, "initCommand") {
// init queue // init queue
rabbitRCha.InitRChan = make(chan *OctopusMessage) rabbitRCha.InitRChan = make(chan *OctopusMessage)
} else { } else {

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@@ -521,7 +521,7 @@ func SaveImageListToGzipFile(imageFullNames []string, folderPathPrefix string, o
//log.InfoF("[SaveImagesToGzipFile] - start saving images to [%s]", gzipFileFullPath) //log.InfoF("[SaveImagesToGzipFile] - start saving images to [%s]", gzipFileFullPath)
// //
//// 删除旧的Gzip文件 //// 删除旧的Gzip文件
//if err := os.Remove(gzipFileFullPath); err != nil && !os.IsNotExist(err) { //if err := os.removePrefix(gzipFileFullPath); err != nil && !os.IsNotExist(err) {
// log.ErrorF("[SaveImagesToGzipFile] - failed to remove old gzip file: %s", err) // log.ErrorF("[SaveImagesToGzipFile] - failed to remove old gzip file: %s", err)
// return false, "", errorGzipImageList // return false, "", errorGzipImageList
//} //}

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@@ -1,10 +1,22 @@
package cmd package cmd
import ( import (
"agent-wdd/config"
"agent-wdd/log"
"agent-wdd/op"
"fmt" "fmt"
"github.com/spf13/cobra" "github.com/spf13/cobra"
) )
var (
ubuntuCommonTools = []string{
"iputils-ping", "net-tools", "dnsutils", "lsof", "curl", "wget", "mtr-tiny", "vim", "htop", "lrzsz",
}
centosCommonTools = []string{
"deltarpm", "net-tools", "iputils", "bind-utils", "lsof", "curl", "wget", "vim", "mtr", "htop",
}
)
// 添加base子命令 // 添加base子命令
func addBaseSubcommands(cmd *cobra.Command) { func addBaseSubcommands(cmd *cobra.Command) {
// 1.1 docker // 1.1 docker
@@ -23,9 +35,37 @@ func addBaseSubcommands(cmd *cobra.Command) {
// 其他base子命令... // 其他base子命令...
// 通用工具安装
commonToolsInstall := &cobra.Command{
Use: "tools",
Short: "通用工具安装 利用本机的yumapt等从网络安装常用的软件",
Run: func(cmd *cobra.Command, args []string) {
log.Info("Common tool installation!")
// Whether It can connect to internet
if config.CanConnectInternet() <= 1 {
log.Error("服务器无法连接互联网无法执行tools")
return
}
// package install
// only support ubuntu(debian) centos(debian openEuler)
packOperator := op.AgentPackOperator
packOperator.PackageInit()
os := config.ConfigCache.Agent.OS
if os.IsUbuntuType {
packOperator.Install(ubuntuCommonTools)
} else {
packOperator.Install(centosCommonTools)
}
},
}
cmd.AddCommand( cmd.AddCommand(
dockerCmd, dockerCmd,
dockerComposeCmd, dockerComposeCmd,
commonToolsInstall,
// 其他命令... // 其他命令...
) )
} }
@@ -64,10 +104,3 @@ func addDockerSubcommands(cmd *cobra.Command) {
func addDockerComposeSubcommands(cmd *cobra.Command) { func addDockerComposeSubcommands(cmd *cobra.Command) {
} }
// addToolsSubcommands 利用本机的yumapt等从网络安装常用的软件
func addToolsSubcommands(cmd *cobra.Command) {
// 检测本机使用的包安装方式为apt还是yum
// 检查本机
//
}

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@@ -33,13 +33,15 @@ type Agent struct {
} }
type OS struct { type OS struct {
Hostname string `yaml:"hostname"` Hostname string `yaml:"hostname"`
OsName string `yaml:"os_name"` OsName string `yaml:"os_name"`
OsFamily string `yaml:"os_family"` OsFamily string `yaml:"os_family"`
OsVersion string `yaml:"os_version"` OsVersion string `yaml:"os_version"`
OsType string `yaml:"os_type"` OsType string `yaml:"os_type"`
Kernel string `yaml:"kernel"` Kernel string `yaml:"kernel"`
Arch string `yaml:"arch"` Arch string `yaml:"arch"`
IsUbuntuType bool `yaml:"is_ubuntu_type",comment:"是否是ubuntu类型的操作系统"`
PackInit bool `yaml:"pack_init",comment:"是否初始化ubuntu需要"`
} }
type Network struct { type Network struct {

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@@ -77,6 +77,13 @@ func (o *OS) Gather() {
o.Kernel = strings.TrimSpace(string(out)) o.Kernel = strings.TrimSpace(string(out))
} }
// 检查包管理的方式
c := exec.Command("command", "-v", "apt")
_, err = c.Output()
if err == nil {
o.IsUbuntuType = true
}
// 获取系统架构 // 获取系统架构
o.Arch = runtime.GOARCH o.Arch = runtime.GOARCH
} }

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@@ -16,7 +16,7 @@ try {
Write-Host "4. Exec the command ..." -ForegroundColor Blue Write-Host "4. Exec the command ..." -ForegroundColor Blue
Write-Host "" Write-Host ""
Write-Host "" Write-Host ""
ssh root@192.168.35.71 "chmod +x agent-wdd_linux_amd64 && ./agent-wdd_linux_amd64 info os" ssh root@192.168.35.71 "chmod +x agent-wdd_linux_amd64 && ./agent-wdd_linux_amd64 base tools"
Write-Host "" Write-Host ""
Write-Host "" Write-Host ""
Write-Host "5. Cheak Info Result ..." -ForegroundColor Blue Write-Host "5. Cheak Info Result ..." -ForegroundColor Blue

204
agent-wdd/op/Excutor.go Normal file
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@@ -0,0 +1,204 @@
package op
import (
"agent-wdd/log"
"bufio"
"bytes"
"fmt"
"os/exec"
"strings"
)
// PipeLineCommandExecutor 执行管道命令,返回执行结果和合并后的输出内容
// pipeLineCommand: 管道命令组,如 [][]string{{"ps", "aux"}, {"grep", "nginx"}, {"wc", "-l"}}
// 返回值:
//
// bool - 所有命令是否全部执行成功
// []string - 合并后的输出内容中间命令的stderr + 最后一个命令的stdout/stderr
func PipeLineCommandExecutor(pipeLineCommand [][]string) (ok bool, resultLog []string) {
if len(pipeLineCommand) == 0 {
return false, nil
}
// 预检所有子命令
for _, cmd := range pipeLineCommand {
if len(cmd) == 0 {
return false, nil
}
}
// 创建命令组
cmds := make([]*exec.Cmd, len(pipeLineCommand))
for i, args := range pipeLineCommand {
cmds[i] = exec.Command(args[0], args[1:]...)
}
// 建立管道连接
for i := 0; i < len(cmds)-1; i++ {
stdoutPipe, err := cmds[i].StdoutPipe()
if err != nil {
return false, []string{err.Error()}
}
cmds[i+1].Stdin = stdoutPipe
}
// 准备输出捕获
stderrBuffers := make([]bytes.Buffer, len(cmds)) // 所有命令的stderr
var lastStdout bytes.Buffer // 最后一个命令的stdout
// 绑定输出
for i, cmd := range cmds {
cmd.Stderr = &stderrBuffers[i] // 每个命令单独捕获stderr
}
cmds[len(cmds)-1].Stdout = &lastStdout // 仅捕获最后一个命令的stdout
// 启动所有命令
started := make([]*exec.Cmd, 0, len(cmds))
defer func() {
// 异常时清理已启动进程
for _, cmd := range started {
if cmd.Process != nil {
cmd.Process.Kill()
}
}
}()
for _, cmd := range cmds {
if err := cmd.Start(); err != nil {
return false, []string{err.Error()}
}
started = append(started, cmd)
}
// 等待所有命令完成
success := true
for _, cmd := range cmds {
if err := cmd.Wait(); err != nil {
success = false
}
}
// 合并输出内容
output := make([]string, 0)
// 合并中间命令的stderr按命令顺序
for i := 0; i < len(cmds)-1; i++ {
scanner := bufio.NewScanner(&stderrBuffers[i])
for scanner.Scan() {
output = append(output, scanner.Text())
}
}
// 合并最后一个命令的输出stdout在前 + stderr在后
scanner := bufio.NewScanner(&lastStdout)
for scanner.Scan() {
output = append(output, scanner.Text())
}
scanner = bufio.NewScanner(&stderrBuffers[len(cmds)-1])
for scanner.Scan() {
output = append(output, scanner.Text())
}
return success, output
}
// SingleLineCommandExecutor 执行单行shell命令返回执行结果和输出内容
// singleLineCommand: 命令及参数,如 []string{"ls", "-l"}
// 返回值:
//
// bool - 命令是否执行成功true为成功false为失败
// []string - 合并后的标准输出和标准错误内容(按行分割)
func SingleLineCommandExecutor(singleLineCommand []string) (ok bool, resultLog []string) {
log.Info("[Excutor] - start => %v", singleLineCommand)
if len(singleLineCommand) == 0 {
return false, nil
}
// 创建命令实例
cmd := exec.Command(singleLineCommand[0], singleLineCommand[1:]...)
// 创建输出缓冲区
var stdoutBuf, stderrBuf bytes.Buffer
cmd.Stdout = &stdoutBuf
cmd.Stderr = &stderrBuf
// 执行命令并获取错误信息
err := cmd.Run()
// 合并输出结果
output := mergeOutput(&stdoutBuf, &stderrBuf)
// 判断执行结果
return err == nil, output
}
// mergeOutput 合并标准输出和标准错误,按行分割
//func mergeOutput(stdoutBuf, stderrBuf *bytes.Buffer) []string {
// var output []string
//
// // 处理标准输出
// scanner := bufio.NewScanner(stdoutBuf)
// for scanner.Scan() {
// output = append(output, scanner.Text())
// }
//
// // 处理标准错误
// scanner = bufio.NewScanner(stderrBuf)
// for scanner.Scan() {
// output = append(output, scanner.Text())
// }
//
// return output
//}
// 若追求极致性能,可优化为流式合并
func mergeOutput(stdout, stderr *bytes.Buffer) []string {
combined := make([]string, 0, bytes.Count(stdout.Bytes(), []byte{'\n'})+bytes.Count(stderr.Bytes(), []byte{'\n'}))
combined = append(combined, strings.Split(stdout.String(), "\n")...)
combined = append(combined, strings.Split(stderr.String(), "\n")...)
return combined
}
func main() {
// 成功案例
success, output := SingleLineCommandExecutor([]string{"ls", "-l"})
fmt.Println("执行成功:", success)
fmt.Println("输出内容:", output)
// 失败案例(命令存在但参数错误)
success, output = SingleLineCommandExecutor([]string{"ls", "/nonexistent"})
fmt.Println("执行成功:", success)
fmt.Println("输出内容:", output)
// 失败案例(命令不存在)
success, output = SingleLineCommandExecutor([]string{"invalid_command"})
fmt.Println("执行成功:", success)
fmt.Println("输出内容:", output)
// 成功案例(三阶管道)
success, output = PipeLineCommandExecutor([][]string{
{"ps", "aux"},
{"grep", "nginx"},
{"wc", "-l"},
})
fmt.Println("执行结果:", success)
fmt.Println("合并输出:", output)
// 失败案例(命令不存在)
success, output = PipeLineCommandExecutor([][]string{
{"invalid_cmd"},
{"wc", "-l"},
})
fmt.Println("执行结果:", success)
fmt.Println("合并输出:", output)
// 失败案例(参数错误)
success, output = PipeLineCommandExecutor([][]string{
{"ls", "/nonexistent"},
{"grep", "test"},
})
fmt.Println("执行结果:", success)
fmt.Println("合并输出:", output)
}

110
agent-wdd/op/Operator.go Normal file
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@@ -0,0 +1,110 @@
package op
import (
"agent-wdd/config"
"agent-wdd/log"
"agent-wdd/utils"
"strings"
)
type PackageOperator struct {
installPrefix []string `json:"install" yaml:"install"` // 安装前缀
removePrefix []string `json:"remove" yaml:"remove"` // 移除前缀
upgradePrefix []string `json:"upgrade" yaml:"upgrade"` // 升级前缀
initCommand []string
}
var (
AgentPackOperator = &PackageOperator{}
aptPackageOperator = &PackageOperator{
installPrefix: []string{
"apt-get", "install", "--allow-downgrades", "-y",
},
removePrefix: []string{
"apt", "remove", "-y",
},
upgradePrefix: []string{},
initCommand: []string{
"apt-get", "update",
},
}
yumPackageOperator = &PackageOperator{
installPrefix: []string{
"yum", "install", "-y",
},
removePrefix: []string{
"yum", "remove", "-y",
},
upgradePrefix: []string{},
}
)
func (op *PackageOperator) Install(tools []string) {
// 判定本机的包管理Operator
generatePackageOperator()
// install seperately
for _, tool := range tools {
ok, result := SingleLineCommandExecutor(append(AgentPackOperator.installPrefix, tool))
if !ok {
log.Error("[install] failed! => %s", tool)
utils.BeautifulPrint(result)
}
}
}
func (op *PackageOperator) PackageInit() {
log.Info("PackageInit !")
// 判定本机的包管理Operator
generatePackageOperator()
// package init
os := config.ConfigCache.Agent.OS
osFamily := strings.ToLower(os.OsFamily)
if strings.Contains(osFamily, "ubuntu") || strings.Contains(osFamily, "debian") {
ok, resultLog := SingleLineCommandExecutor(aptPackageOperator.initCommand)
if !ok {
log.Error("APT init failed! please check !")
utils.BeautifulPrint(resultLog)
}
}
}
func (op *PackageOperator) Remove(tools []string) {
// 判定本机的包管理Operator
generatePackageOperator()
// install seperately
for _, tool := range tools {
ok, result := SingleLineCommandExecutor(append(AgentPackOperator.removePrefix, tool))
if !ok {
log.Error("[remove] failed! => %s", tool)
utils.BeautifulPrint(result)
}
}
}
func generatePackageOperator() {
// cache return
if AgentPackOperator.initCommand != nil {
return
}
// 检查本机是否存在Os的信息
os := config.ConfigCache.Agent.OS
if os.Hostname == "" {
os.Gather()
os.SaveConfig()
}
if os.IsUbuntuType {
AgentPackOperator = aptPackageOperator
} else {
AgentPackOperator = yumPackageOperator
}
}

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@@ -0,0 +1 @@
package utils