mirror of
https://github.com/IceWhaleTech/CasaOS.git
synced 2025-11-06 22:59:44 +00:00
wip
This commit is contained in:
Tiger Wang
parent
56d59a2c69
commit
32e84a943c
16
go.mod
16
go.mod
@ -4,18 +4,13 @@ go 1.16
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require (
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github.com/Curtis-Milo/nat-type-identifier-go v0.0.0-20220215191915-18d42168c63d
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github.com/IceWhaleTech/CasaOS-Common v0.3.9-0.20221118234001-876079b9590f
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github.com/IceWhaleTech/CasaOS-Common v0.3.9-0.20221120152052-2d2dd9183f79
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github.com/IceWhaleTech/CasaOS-Gateway v0.3.6
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github.com/Microsoft/go-winio v0.5.0 // indirect
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github.com/ambelovsky/go-structs v1.1.0 // indirect
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github.com/ambelovsky/gosf v0.0.0-20201109201340-237aea4d6109
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github.com/ambelovsky/gosf-socketio v0.0.0-20201109193639-add9d32f8b19 // indirect
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github.com/containerd/containerd v1.5.7 // indirect
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github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e
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github.com/disintegration/imaging v1.6.2
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github.com/docker/distribution v2.8.0+incompatible // indirect
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github.com/docker/docker v20.10.7+incompatible
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github.com/docker/go-connections v0.4.0
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github.com/dsoprea/go-exif/v3 v3.0.0-20210625224831-a6301f85c82b
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github.com/dsoprea/go-logging v0.0.0-20200710184922-b02d349568dd // indirect
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github.com/gin-contrib/gzip v0.0.6
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@ -25,21 +20,15 @@ require (
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github.com/gomodule/redigo v1.8.5
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github.com/google/go-github/v36 v36.0.0
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github.com/googollee/go-socket.io v1.6.2
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github.com/gorilla/mux v1.8.0 // indirect
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github.com/gorilla/websocket v1.4.2
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github.com/hirochachacha/go-smb2 v1.1.0
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github.com/jinzhu/copier v0.3.2
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github.com/lucas-clemente/quic-go v0.25.0
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github.com/mholt/archiver/v3 v3.5.1
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github.com/moby/term v0.0.0-20210619224110-3f7ff695adc6 // indirect
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github.com/morikuni/aec v1.0.0 // indirect
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github.com/opencontainers/image-spec v1.0.2 // indirect
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github.com/patrickmn/go-cache v2.1.0+incompatible
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github.com/pkg/errors v0.9.1
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github.com/robfig/cron v1.2.0
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github.com/satori/go.uuid v1.2.0
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github.com/shirou/gopsutil/v3 v3.22.7
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github.com/sirupsen/logrus v1.8.1
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github.com/sirupsen/logrus v1.8.1 // indirect
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github.com/smartystreets/assertions v1.2.0 // indirect
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github.com/smartystreets/goconvey v1.6.4 // indirect
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github.com/stretchr/testify v1.8.0
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@ -48,7 +37,6 @@ require (
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golang.org/x/crypto v0.0.0-20220411220226-7b82a4e95df4
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golang.org/x/mod v0.5.0 // indirect
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golang.org/x/oauth2 v0.0.0-20220411215720-9780585627b5
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golang.org/x/time v0.0.0-20210723032227-1f47c861a9ac // indirect
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golang.org/x/tools v0.1.7 // indirect
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gopkg.in/natefinch/lumberjack.v2 v2.0.0
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gorm.io/driver/sqlite v1.2.6
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@ -1,402 +0,0 @@
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package ssh
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import (
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"bytes"
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json2 "encoding/json"
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"fmt"
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"io"
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"regexp"
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"sync"
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"time"
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"github.com/gorilla/websocket"
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"github.com/sirupsen/logrus"
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"golang.org/x/crypto/ssh"
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)
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func NewSshClient(user, password string, port string) (*ssh.Client, error) {
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// connet to ssh
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// addr = fmt.Sprintf("%s:%d", host, port)
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config := &ssh.ClientConfig{
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Timeout: time.Second * 5,
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User: user,
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HostKeyCallback: ssh.InsecureIgnoreHostKey(),
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// HostKeyCallback: ,
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// HostKeyCallback: hostKeyCallBackFunc(h.Host),
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}
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// if h.Type == "password" {
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config.Auth = []ssh.AuthMethod{ssh.Password(password)}
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//} else {
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// config.Auth = []ssh.AuthMethod{publicKeyAuthFunc(h.Key)}
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//}
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addr := fmt.Sprintf("%s:%s", "127.0.0.1", port)
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c, err := ssh.Dial("tcp", addr, config)
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if err != nil {
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return nil, err
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}
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return c, nil
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}
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// setup ssh shell session
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// set Session and StdinPipe here,
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// and the Session.Stdout and Session.Sdterr are also set.
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func NewSshConn(cols, rows int, sshClient *ssh.Client) (*SshConn, error) {
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sshSession, err := sshClient.NewSession()
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if err != nil {
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return nil, err
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}
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stdinP, err := sshSession.StdinPipe()
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if err != nil {
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return nil, err
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}
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comboWriter := new(wsBufferWriter)
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sshSession.Stdout = comboWriter
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sshSession.Stderr = comboWriter
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modes := ssh.TerminalModes{
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ssh.ECHO: 1, // disable echo
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ssh.TTY_OP_ISPEED: 14400, // input speed = 14.4kbaud
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ssh.TTY_OP_OSPEED: 14400, // output speed = 14.4kbaud
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}
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// Request pseudo terminal
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if err := sshSession.RequestPty("xterm", rows, cols, modes); err != nil {
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return nil, err
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}
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// Start remote shell
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if err := sshSession.Shell(); err != nil {
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return nil, err
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}
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return &SshConn{StdinPipe: stdinP, ComboOutput: comboWriter, Session: sshSession}, nil
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}
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type SshConn struct {
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// calling Write() to write data into ssh server
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StdinPipe io.WriteCloser
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// Write() be called to receive data from ssh server
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ComboOutput *wsBufferWriter
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Session *ssh.Session
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}
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type wsBufferWriter struct {
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buffer bytes.Buffer
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mu sync.Mutex
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}
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func (w *wsBufferWriter) Write(p []byte) (int, error) {
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w.mu.Lock()
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defer w.mu.Unlock()
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return w.buffer.Write(p)
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}
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func (s *SshConn) Close() {
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if s.Session != nil {
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s.Session.Close()
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}
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}
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const (
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wsMsgCmd = "cmd"
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wsMsgResize = "resize"
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)
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// ReceiveWsMsg receive websocket msg do some handling then write into ssh.session.stdin
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func ReceiveWsMsgUser(wsConn *websocket.Conn, logBuff *bytes.Buffer) string {
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// tells other go routine quit
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username := ""
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for {
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// read websocket msg
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_, wsData, err := wsConn.ReadMessage()
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if err != nil {
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return ""
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}
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msgObj := wsMsg{}
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if err := json2.Unmarshal(wsData, &msgObj); err != nil {
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msgObj.Type = "cmd"
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msgObj.Cmd = string(wsData)
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}
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//if err := json.Unmarshal(wsData, &msgObj); err != nil {
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// logrus.WithError(err).WithField("wsData", string(wsData)).Error("unmarshal websocket message failed")
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//}
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switch msgObj.Type {
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case wsMsgCmd:
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// handle xterm.js stdin
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// decodeBytes, err := base64.StdEncoding.DecodeString(msgObj.Cmd)
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decodeBytes := []byte(msgObj.Cmd)
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if msgObj.Cmd == "\u007f" {
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if len(username) == 0 {
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continue
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}
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wsConn.WriteMessage(websocket.TextMessage, []byte("\b\x1b[K"))
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username = username[:len(username)-1]
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continue
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}
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if msgObj.Cmd == "\r" {
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return username
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}
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username += msgObj.Cmd
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if err := wsConn.WriteMessage(websocket.TextMessage, decodeBytes); err != nil {
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logrus.WithError(err).Error("ws cmd bytes write to ssh.stdin pipe failed")
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}
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// write input cmd to log buffer
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if _, err := logBuff.Write(decodeBytes); err != nil {
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logrus.WithError(err).Error("write received cmd into log buffer failed")
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}
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}
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}
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}
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func ReceiveWsMsgPassword(wsConn *websocket.Conn, logBuff *bytes.Buffer) string {
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// tells other go routine quit
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password := ""
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for {
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// read websocket msg
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_, wsData, err := wsConn.ReadMessage()
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if err != nil {
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logrus.WithError(err).Error("reading webSocket message failed")
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return ""
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}
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msgObj := wsMsg{}
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if err := json2.Unmarshal(wsData, &msgObj); err != nil {
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msgObj.Type = "cmd"
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msgObj.Cmd = string(wsData)
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}
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//if err := json.Unmarshal(wsData, &msgObj); err != nil {
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// logrus.WithError(err).WithField("wsData", string(wsData)).Error("unmarshal websocket message failed")
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//}
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switch msgObj.Type {
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case wsMsgCmd:
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// handle xterm.js stdin
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// decodeBytes, err := base64.StdEncoding.DecodeString(msgObj.Cmd)
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if msgObj.Cmd == "\r" {
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return password
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}
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if msgObj.Cmd == "\u007f" {
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if len(password) == 0 {
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continue
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}
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password = password[:len(password)-1]
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continue
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}
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password += msgObj.Cmd
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}
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}
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}
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// ReceiveWsMsg receive websocket msg do some handling then write into ssh.session.stdin
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func (ssConn *SshConn) ReceiveWsMsg(wsConn *websocket.Conn, logBuff *bytes.Buffer, exitCh chan bool) {
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// tells other go routine quit
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defer setQuit(exitCh)
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for {
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select {
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case <-exitCh:
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return
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default:
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// read websocket msg
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_, wsData, err := wsConn.ReadMessage()
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if err != nil {
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logrus.WithError(err).Error("reading webSocket message failed")
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return
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}
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//unmashal bytes into struct
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//msgObj := wsMsg{
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// Type: "cmd",
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// Cmd: "",
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// Rows: 50,
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// Cols: 180,
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//}
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msgObj := wsMsg{}
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if err := json2.Unmarshal(wsData, &msgObj); err != nil {
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msgObj.Type = "cmd"
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msgObj.Cmd = string(wsData)
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}
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//if err := json.Unmarshal(wsData, &msgObj); err != nil {
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// logrus.WithError(err).WithField("wsData", string(wsData)).Error("unmarshal websocket message failed")
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//}
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switch msgObj.Type {
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case wsMsgResize:
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// handle xterm.js size change
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if msgObj.Cols > 0 && msgObj.Rows > 0 {
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if err := ssConn.Session.WindowChange(msgObj.Rows, msgObj.Cols); err != nil {
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logrus.WithError(err).Error("ssh pty change windows size failed")
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}
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}
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case wsMsgCmd:
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// handle xterm.js stdin
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// decodeBytes, err := base64.StdEncoding.DecodeString(msgObj.Cmd)
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decodeBytes := []byte(msgObj.Cmd)
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if err != nil {
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logrus.WithError(err).Error("websock cmd string base64 decoding failed")
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}
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if _, err := ssConn.StdinPipe.Write(decodeBytes); err != nil {
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logrus.WithError(err).Error("ws cmd bytes write to ssh.stdin pipe failed")
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}
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// write input cmd to log buffer
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if _, err := logBuff.Write(decodeBytes); err != nil {
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logrus.WithError(err).Error("write received cmd into log buffer failed")
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}
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}
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}
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}
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}
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func (ssConn *SshConn) SendComboOutput(wsConn *websocket.Conn, exitCh chan bool) {
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// tells other go routine quit
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// defer setQuit(exitCh)
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// every 120ms write combine output bytes into websocket response
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tick := time.NewTicker(time.Millisecond * time.Duration(120))
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// for range time.Tick(120 * time.Millisecond){}
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defer tick.Stop()
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for {
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select {
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case <-tick.C:
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// write combine output bytes into websocket response
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if err := flushComboOutput(ssConn.ComboOutput, wsConn); err != nil {
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logrus.WithError(err).Error("ssh sending combo output to webSocket failed")
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return
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}
|
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case <-exitCh:
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return
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}
|
||||
}
|
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}
|
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|
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func flushComboOutput(w *wsBufferWriter, wsConn *websocket.Conn) error {
|
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if w.buffer.Len() != 0 {
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err := wsConn.WriteMessage(websocket.TextMessage, w.buffer.Bytes())
|
||||
if err != nil {
|
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return err
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}
|
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w.buffer.Reset()
|
||||
}
|
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return nil
|
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}
|
||||
|
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// ReceiveWsMsg receive websocket msg do some handling then write into ssh.session.stdin
|
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func (ssConn *SshConn) Login(wsConn *websocket.Conn, logBuff *bytes.Buffer, exitCh chan bool) {
|
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// tells other go routine quit
|
||||
defer setQuit(exitCh)
|
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for {
|
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select {
|
||||
case <-exitCh:
|
||||
return
|
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default:
|
||||
// read websocket msg
|
||||
_, wsData, err := wsConn.ReadMessage()
|
||||
if err != nil {
|
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logrus.WithError(err).Error("reading webSocket message failed")
|
||||
return
|
||||
}
|
||||
//unmashal bytes into struct
|
||||
//msgObj := wsMsg{
|
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// Type: "cmd",
|
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// Cmd: "",
|
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// Rows: 50,
|
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// Cols: 180,
|
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//}
|
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msgObj := wsMsg{}
|
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if err := json2.Unmarshal(wsData, &msgObj); err != nil {
|
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msgObj.Type = "cmd"
|
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msgObj.Cmd = string(wsData)
|
||||
}
|
||||
//if err := json.Unmarshal(wsData, &msgObj); err != nil {
|
||||
// logrus.WithError(err).WithField("wsData", string(wsData)).Error("unmarshal websocket message failed")
|
||||
//}
|
||||
switch msgObj.Type {
|
||||
|
||||
case wsMsgResize:
|
||||
// handle xterm.js size change
|
||||
if msgObj.Cols > 0 && msgObj.Rows > 0 {
|
||||
if err := ssConn.Session.WindowChange(msgObj.Rows, msgObj.Cols); err != nil {
|
||||
logrus.WithError(err).Error("ssh pty change windows size failed")
|
||||
}
|
||||
}
|
||||
case wsMsgCmd:
|
||||
// handle xterm.js stdin
|
||||
// decodeBytes, err := base64.StdEncoding.DecodeString(msgObj.Cmd)
|
||||
decodeBytes := []byte(msgObj.Cmd)
|
||||
if err != nil {
|
||||
logrus.WithError(err).Error("websock cmd string base64 decoding failed")
|
||||
}
|
||||
if _, err := ssConn.StdinPipe.Write(decodeBytes); err != nil {
|
||||
logrus.WithError(err).Error("ws cmd bytes write to ssh.stdin pipe failed")
|
||||
}
|
||||
// write input cmd to log buffer
|
||||
if _, err := logBuff.Write(decodeBytes); err != nil {
|
||||
logrus.WithError(err).Error("write received cmd into log buffer failed")
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func (ssConn *SshConn) SessionWait(quitChan chan bool) {
|
||||
if err := ssConn.Session.Wait(); err != nil {
|
||||
logrus.WithError(err).Error("ssh session wait failed")
|
||||
setQuit(quitChan)
|
||||
}
|
||||
}
|
||||
|
||||
func setQuit(ch chan bool) {
|
||||
ch <- true
|
||||
}
|
||||
|
||||
type wsMsg struct {
|
||||
Type string `json:"type"`
|
||||
Cmd string `json:"cmd"`
|
||||
Cols int `json:"cols"`
|
||||
Rows int `json:"rows"`
|
||||
}
|
||||
|
||||
// 将终端的输出转发到前端
|
||||
func WsWriterCopy(reader io.Reader, writer *websocket.Conn) {
|
||||
buf := make([]byte, 8192)
|
||||
reg1 := regexp.MustCompile(`stty rows \d+ && stty cols \d+ `)
|
||||
for {
|
||||
nr, err := reader.Read(buf)
|
||||
if nr > 0 {
|
||||
result1 := reg1.FindIndex(buf[0:nr])
|
||||
if len(result1) > 0 {
|
||||
fmt.Println(result1)
|
||||
} else {
|
||||
err := writer.WriteMessage(websocket.BinaryMessage, buf[0:nr])
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// 将前端的输入转发到终端
|
||||
func WsReaderCopy(reader *websocket.Conn, writer io.Writer) {
|
||||
for {
|
||||
messageType, p, err := reader.ReadMessage()
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
if messageType == websocket.TextMessage {
|
||||
msgObj := wsMsg{}
|
||||
if err = json2.Unmarshal(p, &msgObj); err != nil {
|
||||
writer.Write(p)
|
||||
} else if msgObj.Type == wsMsgResize {
|
||||
// writer.Write([]byte("stty rows " + strconv.Itoa(msgObj.Rows) + " && stty cols " + strconv.Itoa(msgObj.Cols) + " \r"))
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -9,7 +9,7 @@ import (
|
||||
|
||||
"github.com/IceWhaleTech/CasaOS-Common/utils/common_err"
|
||||
"github.com/IceWhaleTech/CasaOS-Common/utils/logger"
|
||||
sshHelper "github.com/IceWhaleTech/CasaOS/pkg/ssh"
|
||||
sshHelper "github.com/IceWhaleTech/CasaOS-Common/utils/ssh"
|
||||
|
||||
"github.com/gin-gonic/gin"
|
||||
"github.com/gorilla/websocket"
|
||||
|
||||
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Reference in New Issue
Block a user