myriation/headscale
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Do not use the term embedded

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This commit is contained in:
Juan Font Alonso 2022-03-05 19:30:30 +01:00
parent df37d1a639
commit b742379627
1 changed files with 13 additions and 11 deletions
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24
derp_embedded.go
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@ -28,17 +28,18 @@ var (
bootstrapDNS = "derp.tailscale.com"
)
type EmbeddedDERPServer struct {
type DERPServer struct {
tailscaleDERP *derp.Server
}
func (h *Headscale) NewEmbeddedDERPServer() (*EmbeddedDERPServer, error) {
func (h *Headscale) NewDERPServer() (*DERPServer, error) {
s := derp.NewServer(key.NodePrivate(*h.privateKey), log.Info().Msgf)
return &EmbeddedDERPServer{s}, nil
return &DERPServer{s}, nil
}
func (h *Headscale) EmbeddedDERPHandler(ctx *gin.Context) {
func (h *Headscale) DERPHandler(ctx *gin.Context) {
log.Trace().Caller().Msgf("/derp request from %v", ctx.ClientIP())
up := strings.ToLower(ctx.Request.Header.Get("Upgrade"))
if up != "websocket" && up != "derp" {
if up != "" {
@ -75,12 +76,12 @@ func (h *Headscale) EmbeddedDERPHandler(ctx *gin.Context) {
pubKey.UntypedHexString())
}
h.EmbeddedDERPServer.tailscaleDERP.Accept(netConn, conn, netConn.RemoteAddr().String())
h.DERPServer.tailscaleDERP.Accept(netConn, conn, netConn.RemoteAddr().String())
}
// EmbeddedDERPProbeHandler is the endpoint that js/wasm clients hit to measure
// DERPProbeHandler is the endpoint that js/wasm clients hit to measure
// DERP latency, since they can't do UDP STUN queries.
func (h *Headscale) EmbeddedDERPProbeHandler(ctx *gin.Context) {
func (h *Headscale) DERPProbeHandler(ctx *gin.Context) {
switch ctx.Request.Method {
case "HEAD", "GET":
ctx.Writer.Header().Set("Access-Control-Allow-Origin", "*")
@ -89,7 +90,7 @@ func (h *Headscale) EmbeddedDERPProbeHandler(ctx *gin.Context) {
}
}
func (h *Headscale) EmbeddedDERPBootstrapDNSHandler(ctx *gin.Context) {
func (h *Headscale) DERPBootstrapDNSHandler(ctx *gin.Context) {
ctx.Header("Content-Type", "application/json")
j, _ := dnsCache.Load().([]byte)
// Bootstrap DNS requests occur cross-regions,
@ -105,7 +106,7 @@ func (h *Headscale) ServeSTUN() {
if err != nil {
log.Fatal().Msgf("failed to open STUN listener: %v", err)
}
log.Printf("running STUN server on %v", pc.LocalAddr())
log.Trace().Msgf("STUN server started at %s", pc.LocalAddr())
serverSTUNListener(context.Background(), pc.(*net.UDPConn))
}
@ -122,10 +123,11 @@ func serverSTUNListener(ctx context.Context, pc *net.UDPConn) {
if ctx.Err() != nil {
return
}
log.Printf("STUN ReadFrom: %v", err)
log.Error().Caller().Err(err).Msgf("STUN ReadFrom")
time.Sleep(time.Second)
continue
}
log.Trace().Caller().Msgf("STUN request from %v", ua)
pkt := buf[:n]
if !stun.Is(pkt) {
continue
@ -164,7 +166,7 @@ func refreshBootstrapDNS() {
for _, name := range names {
addrs, err := r.LookupIP(ctx, "ip", name)
if err != nil {
log.Printf("bootstrap DNS lookup %q: %v", name, err)
log.Trace().Caller().Err(err).Msgf("bootstrap DNS lookup %q: %v", name)
continue
}
dnsEntries[name] = addrs