mirror of
https://github.com/gravitl/netmaker.git
synced 2025-10-06 03:46:02 +08:00
86 lines
2.3 KiB
Go
86 lines
2.3 KiB
Go
package peer
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import (
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"fmt"
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"log"
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"net"
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"github.com/gravitl/netmaker/nm-proxy/common"
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"github.com/gravitl/netmaker/nm-proxy/proxy"
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"github.com/gravitl/netmaker/nm-proxy/wg"
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"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
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)
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type Conn struct {
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Config ConnConfig
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Proxy proxy.Proxy
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}
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// ConnConfig is a peer Connection configuration
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type ConnConfig struct {
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// Key is a public key of a remote peer
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Key string
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// LocalKey is a public key of a local peer
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LocalKey string
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ProxyConfig proxy.Config
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AllowedIPs string
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LocalWgPort int
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RemoteProxyIP net.IP
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RemoteWgPort int
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RemoteProxyPort int
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}
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func AddNewPeer(wgInterface *wg.WGIface, peer *wgtypes.PeerConfig) error {
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c := proxy.Config{
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Port: peer.Endpoint.Port,
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RemoteKey: peer.PublicKey.String(),
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WgInterface: wgInterface,
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AllowedIps: peer.AllowedIPs,
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}
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p := proxy.NewProxy(c)
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remoteConn, err := net.Dial("udp", fmt.Sprintf("%s:%d", peer.Endpoint.IP.String(), common.NmProxyPort))
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if err != nil {
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return err
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}
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log.Printf("----> Established Remote Conn with RPeer: %s, LAddr: %s ----> RAddr: %s", peer.PublicKey, remoteConn.LocalAddr().String(), remoteConn.RemoteAddr().String())
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log.Printf("Starting proxy for Peer: %s\n", peer.PublicKey.String())
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err = p.Start(remoteConn)
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if err != nil {
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return err
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}
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connConf := common.ConnConfig{
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Key: peer.PublicKey.String(),
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LocalKey: wgInterface.Device.PublicKey.String(),
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LocalWgPort: wgInterface.Device.ListenPort,
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RemoteProxyIP: net.ParseIP(peer.Endpoint.IP.String()),
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RemoteWgPort: peer.Endpoint.Port,
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RemoteProxyPort: common.NmProxyPort,
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}
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peerProxy := common.Proxy{
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Ctx: p.Ctx,
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Cancel: p.Cancel,
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Config: common.Config{
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Port: peer.Endpoint.Port,
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RemoteKey: peer.PublicKey.String(),
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WgInterface: wgInterface,
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AllowedIps: peer.AllowedIPs,
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},
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RemoteConn: remoteConn,
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LocalConn: p.LocalConn,
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}
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peerConn := common.Conn{
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Config: connConf,
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Proxy: peerProxy,
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}
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if _, ok := common.WgIFaceMap[wgInterface.Name]; ok {
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common.WgIFaceMap[wgInterface.Name][peer.PublicKey.String()] = &peerConn
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} else {
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common.WgIFaceMap[wgInterface.Name] = make(map[string]*common.Conn)
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common.WgIFaceMap[wgInterface.Name][peer.PublicKey.String()] = &peerConn
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}
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return nil
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}
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