CasaOS/route/v1/ssh.go

96 lines
2.9 KiB
Go

package v1
import (
"bytes"
"net/http"
"os/exec"
"strconv"
"time"
"github.com/IceWhaleTech/CasaOS-Common/utils/common_err"
"github.com/IceWhaleTech/CasaOS-Common/utils/logger"
sshHelper "github.com/IceWhaleTech/CasaOS-Common/utils/ssh"
"github.com/gin-gonic/gin"
"github.com/gorilla/websocket"
"go.uber.org/zap"
"golang.org/x/crypto/ssh"
modelCommon "github.com/IceWhaleTech/CasaOS-Common/model"
)
var upgrader = websocket.Upgrader{
ReadBufferSize: 1024,
WriteBufferSize: 1024,
CheckOrigin: func(r *http.Request) bool { return true },
HandshakeTimeout: time.Duration(time.Second * 5),
}
func PostSshLogin(c *gin.Context) {
j := make(map[string]string)
c.ShouldBind(&j)
userName := j["username"]
password := j["password"]
port := j["port"]
if userName == "" || password == "" || port == "" {
c.JSON(common_err.CLIENT_ERROR, modelCommon.Result{Success: common_err.INVALID_PARAMS, Message: common_err.GetMsg(common_err.INVALID_PARAMS), Data: "Username or password or port is empty"})
return
}
_, err := sshHelper.NewSshClient(userName, password, port)
if err != nil {
c.JSON(common_err.CLIENT_ERROR, modelCommon.Result{Success: common_err.CLIENT_ERROR, Message: common_err.GetMsg(common_err.CLIENT_ERROR), Data: "Please check if the username and port are correct, and make sure that ssh server is installed."})
logger.Error("connect ssh error", zap.Any("error", err))
return
}
c.JSON(common_err.SUCCESS, modelCommon.Result{Success: common_err.SUCCESS, Message: common_err.GetMsg(common_err.SUCCESS)})
}
func WsSsh(c *gin.Context) {
_, e := exec.LookPath("ssh")
if e != nil {
c.JSON(common_err.SERVICE_ERROR, modelCommon.Result{Success: common_err.SERVICE_ERROR, Message: common_err.GetMsg(common_err.SERVICE_ERROR), Data: "ssh server not found"})
return
}
userName := c.Query("username")
password := c.Query("password")
port := c.Query("port")
wsConn, _ := upgrader.Upgrade(c.Writer, c.Request, nil)
logBuff := new(bytes.Buffer)
quitChan := make(chan bool, 3)
// user := ""
// password := ""
var login int = 1
cols, _ := strconv.Atoi(c.DefaultQuery("cols", "200"))
rows, _ := strconv.Atoi(c.DefaultQuery("rows", "32"))
var client *ssh.Client
for login != 0 {
var err error
if userName == "" || password == "" || port == "" {
wsConn.WriteMessage(websocket.TextMessage, []byte("username or password or port is empty"))
}
client, err = sshHelper.NewSshClient(userName, password, port)
if err != nil && client == nil {
wsConn.WriteMessage(websocket.TextMessage, []byte(err.Error()))
wsConn.WriteMessage(websocket.TextMessage, []byte("\r\n\x1b[0m"))
} else {
login = 0
}
}
if client != nil {
defer client.Close()
}
ssConn, _ := sshHelper.NewSshConn(cols, rows, client)
defer ssConn.Close()
go ssConn.ReceiveWsMsg(wsConn, logBuff, quitChan)
go ssConn.SendComboOutput(wsConn, quitChan)
go ssConn.SessionWait(quitChan)
<-quitChan
}