mirror of
https://github.com/lwch/natpass.git
synced 2024-04-21 12:41:54 +00:00
111 lines
2.3 KiB
Go
111 lines
2.3 KiB
Go
package vnc
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import (
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"fmt"
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"net"
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"net/http"
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"sync"
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"github.com/jkstack/natpass/code/client/global"
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"github.com/jkstack/natpass/code/client/pool"
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"github.com/jkstack/natpass/code/client/rule"
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"github.com/jkstack/natpass/code/network"
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"github.com/lwch/logging"
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"github.com/lwch/runtime"
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)
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// VNC vnc handler
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type VNC struct {
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sync.RWMutex
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Name string
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cfg global.Rule
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link *Link
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chClipboard chan *network.VncClipboard
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}
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// New new vnc
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func New(cfg global.Rule) *VNC {
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return &VNC{
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Name: cfg.Name,
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cfg: cfg,
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chClipboard: make(chan *network.VncClipboard),
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}
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}
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// NewLink new link
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func (v *VNC) NewLink(id, remote string, remoteIdx uint32, localConn net.Conn, remoteConn *pool.Conn) rule.Link {
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remoteConn.AddLink(id)
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logging.Info("create link %s for rule %s on connection %d",
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id, v.Name, remoteConn.Idx)
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link := &Link{
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parent: v,
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id: id,
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target: remote,
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targetIdx: remoteIdx,
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remote: remoteConn,
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}
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if v.link != nil {
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v.link.close()
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}
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v.link = link
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return link
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}
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// GetName get vnc rule name
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func (v *VNC) GetName() string {
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return v.Name
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}
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// GetTypeName get vnc rule type name
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func (v *VNC) GetTypeName() string {
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return "vnc"
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}
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// GetTarget get target of this rule
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func (v *VNC) GetTarget() string {
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return v.cfg.Target
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}
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// GetLinks get rule links
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func (v *VNC) GetLinks() []rule.Link {
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if v.link != nil {
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return []rule.Link{v.link}
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}
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return nil
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}
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// GetRemote get remote target name
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func (v *VNC) GetRemote() string {
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return v.cfg.Target
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}
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// GetPort get listen port
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func (v *VNC) GetPort() uint16 {
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return v.cfg.LocalPort
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}
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// Handle handle shell
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func (v *VNC) Handle(pl *pool.Pool) {
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defer func() {
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if err := recover(); err != nil {
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logging.Error("close shell: %s, err=%v", v.Name, err)
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}
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}()
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pf := func(cb func(*pool.Pool, http.ResponseWriter, *http.Request)) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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cb(pl, w, r)
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}
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}
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mux := http.NewServeMux()
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mux.HandleFunc("/new", pf(v.New))
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mux.HandleFunc("/ctrl", pf(v.Ctrl))
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mux.HandleFunc("/clipboard", pf(v.Clipboard))
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mux.HandleFunc("/ws/", pf(v.WS))
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mux.HandleFunc("/", v.Render)
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svr := &http.Server{
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Addr: fmt.Sprintf("%s:%d", v.cfg.LocalAddr, v.cfg.LocalPort),
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Handler: mux,
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}
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runtime.Assert(svr.ListenAndServe())
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}
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