mirror of
https://github.com/1Panel-dev/1Panel.git
synced 2024-11-16 04:24:57 +08:00
397 lines
9.3 KiB
Go
397 lines
9.3 KiB
Go
package websocket
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import (
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"encoding/json"
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"fmt"
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"github.com/1Panel-dev/1Panel/backend/global"
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"github.com/1Panel-dev/1Panel/backend/utils/files"
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"github.com/shirou/gopsutil/v3/host"
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"github.com/shirou/gopsutil/v3/net"
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"github.com/shirou/gopsutil/v3/process"
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"sort"
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"strings"
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"sync"
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"time"
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)
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type WsInput struct {
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Type string `json:"type"`
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DownloadProgress
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PsProcessConfig
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SSHSessionConfig
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NetConfig
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}
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type DownloadProgress struct {
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Keys []string `json:"keys"`
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}
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type PsProcessConfig struct {
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Pid int32 `json:"pid"`
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Name string `json:"name"`
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Username string `json:"username"`
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}
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type SSHSessionConfig struct {
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LoginUser string `json:"loginUser"`
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LoginIP string `json:"loginIP"`
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}
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type NetConfig struct {
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Port uint32 `json:"port"`
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ProcessName string `json:"processName"`
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ProcessID int32 `json:"processID"`
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}
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type PsProcessData struct {
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PID int32 `json:"PID"`
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Name string `json:"name"`
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PPID int32 `json:"PPID"`
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Username string `json:"username"`
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Status string `json:"status"`
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StartTime string `json:"startTime"`
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NumThreads int32 `json:"numThreads"`
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NumConnections int `json:"numConnections"`
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CpuPercent string `json:"cpuPercent"`
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DiskRead string `json:"diskRead"`
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DiskWrite string `json:"diskWrite"`
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CmdLine string `json:"cmdLine"`
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Rss string `json:"rss"`
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VMS string `json:"vms"`
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HWM string `json:"hwm"`
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Data string `json:"data"`
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Stack string `json:"stack"`
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Locked string `json:"locked"`
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Swap string `json:"swap"`
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CpuValue float64 `json:"cpuValue"`
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RssValue uint64 `json:"rssValue"`
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Envs []string `json:"envs"`
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OpenFiles []process.OpenFilesStat `json:"openFiles"`
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Connects []processConnect `json:"connects"`
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}
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type processConnect struct {
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Type string `json:"type"`
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Status string `json:"status"`
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Laddr net.Addr `json:"localaddr"`
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Raddr net.Addr `json:"remoteaddr"`
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PID int32 `json:"PID"`
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Name string `json:"name"`
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}
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type ProcessConnects []processConnect
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func (p ProcessConnects) Len() int {
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return len(p)
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}
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func (p ProcessConnects) Less(i, j int) bool {
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return p[i].PID < p[j].PID
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}
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func (p ProcessConnects) Swap(i, j int) {
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p[i], p[j] = p[j], p[i]
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}
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type sshSession struct {
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Username string `json:"username"`
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PID int32 `json:"PID"`
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Terminal string `json:"terminal"`
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Host string `json:"host"`
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LoginTime string `json:"loginTime"`
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}
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func ProcessData(c *Client, inputMsg []byte) {
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wsInput := &WsInput{}
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err := json.Unmarshal(inputMsg, wsInput)
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if err != nil {
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global.LOG.Errorf("unmarshal wsInput error,err %s", err.Error())
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return
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}
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switch wsInput.Type {
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case "wget":
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res, err := getDownloadProcess(wsInput.DownloadProgress)
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if err != nil {
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return
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}
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c.Msg <- res
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case "ps":
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res, err := getProcessData(wsInput.PsProcessConfig)
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if err != nil {
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return
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}
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c.Msg <- res
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case "ssh":
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res, err := getSSHSessions(wsInput.SSHSessionConfig)
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if err != nil {
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return
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}
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c.Msg <- res
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case "net":
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res, err := getNetConnections(wsInput.NetConfig)
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if err != nil {
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return
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}
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c.Msg <- res
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}
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}
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func getDownloadProcess(progress DownloadProgress) (res []byte, err error) {
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var result []files.Process
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for _, k := range progress.Keys {
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value, err := global.CACHE.Get(k)
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if err != nil {
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global.LOG.Errorf("get cache error,err %s", err.Error())
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return nil, err
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}
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downloadProcess := &files.Process{}
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_ = json.Unmarshal(value, downloadProcess)
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result = append(result, *downloadProcess)
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}
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res, err = json.Marshal(result)
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return
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}
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const (
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b = uint64(1)
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kb = 1024 * b
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mb = 1024 * kb
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gb = 1024 * mb
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)
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func formatBytes(bytes uint64) string {
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switch {
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case bytes < kb:
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return fmt.Sprintf("%dB", bytes)
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case bytes < mb:
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return fmt.Sprintf("%.2fKB", float64(bytes)/float64(kb))
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case bytes < gb:
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return fmt.Sprintf("%.2fMB", float64(bytes)/float64(mb))
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default:
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return fmt.Sprintf("%.2fGB", float64(bytes)/float64(gb))
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}
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}
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func getProcessData(processConfig PsProcessConfig) (res []byte, err error) {
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var processes []*process.Process
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processes, err = process.Processes()
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if err != nil {
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return
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}
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var (
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result []PsProcessData
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resultMutex sync.Mutex
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wg sync.WaitGroup
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numWorkers = 4
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)
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handleData := func(proc *process.Process) {
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procData := PsProcessData{
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PID: proc.Pid,
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}
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if processConfig.Pid > 0 && processConfig.Pid != proc.Pid {
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return
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}
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if procName, err := proc.Name(); err == nil {
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procData.Name = procName
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} else {
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procData.Name = "<UNKNOWN>"
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}
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if processConfig.Name != "" && !strings.Contains(procData.Name, processConfig.Name) {
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return
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}
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if username, err := proc.Username(); err == nil {
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procData.Username = username
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}
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if processConfig.Username != "" && !strings.Contains(procData.Username, processConfig.Username) {
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return
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}
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procData.PPID, _ = proc.Ppid()
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statusArray, _ := proc.Status()
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if len(statusArray) > 0 {
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procData.Status = strings.Join(statusArray, ",")
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}
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createTime, procErr := proc.CreateTime()
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if procErr == nil {
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t := time.Unix(createTime/1000, 0)
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procData.StartTime = t.Format("2006-1-2 15:04:05")
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}
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procData.NumThreads, _ = proc.NumThreads()
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connections, procErr := proc.Connections()
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if procErr == nil {
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procData.NumConnections = len(connections)
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for _, conn := range connections {
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if conn.Laddr.IP != "" || conn.Raddr.IP != "" {
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procData.Connects = append(procData.Connects, processConnect{
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Status: conn.Status,
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Laddr: conn.Laddr,
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Raddr: conn.Raddr,
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})
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}
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}
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}
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procData.CpuValue, _ = proc.CPUPercent()
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procData.CpuPercent = fmt.Sprintf("%.2f", procData.CpuValue) + "%"
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menInfo, procErr := proc.MemoryInfo()
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if procErr == nil {
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procData.Rss = formatBytes(menInfo.RSS)
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procData.RssValue = menInfo.RSS
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procData.Data = formatBytes(menInfo.Data)
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procData.VMS = formatBytes(menInfo.VMS)
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procData.HWM = formatBytes(menInfo.HWM)
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procData.Stack = formatBytes(menInfo.Stack)
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procData.Locked = formatBytes(menInfo.Locked)
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procData.Swap = formatBytes(menInfo.Swap)
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} else {
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procData.Rss = "--"
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procData.Data = "--"
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procData.VMS = "--"
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procData.HWM = "--"
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procData.Stack = "--"
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procData.Locked = "--"
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procData.Swap = "--"
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procData.RssValue = 0
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}
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ioStat, procErr := proc.IOCounters()
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if procErr == nil {
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procData.DiskWrite = formatBytes(ioStat.WriteBytes)
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procData.DiskRead = formatBytes(ioStat.ReadBytes)
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} else {
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procData.DiskWrite = "--"
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procData.DiskRead = "--"
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}
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procData.CmdLine, _ = proc.Cmdline()
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procData.OpenFiles, _ = proc.OpenFiles()
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procData.Envs, _ = proc.Environ()
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resultMutex.Lock()
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result = append(result, procData)
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resultMutex.Unlock()
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}
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chunkSize := (len(processes) + numWorkers - 1) / numWorkers
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for i := 0; i < numWorkers; i++ {
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wg.Add(1)
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start := i * chunkSize
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end := (i + 1) * chunkSize
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if end > len(processes) {
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end = len(processes)
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}
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go func(start, end int) {
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defer wg.Done()
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for j := start; j < end; j++ {
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handleData(processes[j])
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}
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}(start, end)
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}
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wg.Wait()
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sort.Slice(result, func(i, j int) bool {
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return result[i].PID < result[j].PID
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})
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res, err = json.Marshal(result)
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return
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}
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func getSSHSessions(config SSHSessionConfig) (res []byte, err error) {
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var (
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result []sshSession
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users []host.UserStat
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processes []*process.Process
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)
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processes, err = process.Processes()
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if err != nil {
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return
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}
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users, err = host.Users()
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if err != nil {
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return
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}
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for _, proc := range processes {
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name, _ := proc.Name()
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if name != "sshd" || proc.Pid == 0 {
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continue
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}
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connections, _ := proc.Connections()
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for _, conn := range connections {
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for _, user := range users {
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if user.Host == "" {
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continue
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}
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if conn.Raddr.IP == user.Host {
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if config.LoginUser != "" && !strings.Contains(user.User, config.LoginUser) {
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continue
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}
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if config.LoginIP != "" && !strings.Contains(user.Host, config.LoginIP) {
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continue
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}
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if terminal, err := proc.Cmdline(); err == nil {
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if strings.Contains(terminal, user.Terminal) {
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session := sshSession{
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Username: user.User,
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Host: user.Host,
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Terminal: user.Terminal,
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PID: proc.Pid,
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}
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t := time.Unix(int64(user.Started), 0)
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session.LoginTime = t.Format("2006-1-2 15:04:05")
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result = append(result, session)
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}
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}
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}
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}
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}
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}
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res, err = json.Marshal(result)
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return
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}
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var netTypes = [...]string{"tcp", "udp"}
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func getNetConnections(config NetConfig) (res []byte, err error) {
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var (
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result []processConnect
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proc *process.Process
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)
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for _, netType := range netTypes {
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connections, _ := net.Connections(netType)
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if err == nil {
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for _, conn := range connections {
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if config.ProcessID > 0 && config.ProcessID != conn.Pid {
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continue
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}
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proc, err = process.NewProcess(conn.Pid)
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if err == nil {
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name, _ := proc.Name()
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if name != "" && config.ProcessName != "" && !strings.Contains(name, config.ProcessName) {
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continue
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}
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if config.Port > 0 && config.Port != conn.Laddr.Port && config.Port != conn.Raddr.Port {
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continue
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}
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result = append(result, processConnect{
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Type: netType,
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Status: conn.Status,
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Laddr: conn.Laddr,
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Raddr: conn.Raddr,
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PID: conn.Pid,
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Name: name,
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})
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}
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}
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}
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}
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res, err = json.Marshal(result)
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return
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}
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