mirror of
https://github.com/juanfont/headscale.git
synced 2024-12-28 02:37:50 +00:00
Use new logic and fields for dns
This commit is contained in:
Kristoffer Dalby
parent
6b79679cb4
commit
14994cb6cc
@ -237,6 +237,7 @@ func (n *Namespace) toProto() *v1.Namespace {
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}
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}
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// TODO(kradalby): We need these fields to be unique, we need to add a hash or something at the end.
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// NormalizeToFQDNRules will replace forbidden chars in namespace
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// it can also return an error if the namespace doesn't respect RFC 952 and 1123.
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func NormalizeToFQDNRules(name string, stripEmailDomain bool) (string, error) {
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2
oidc.go
2
oidc.go
@ -231,7 +231,7 @@ func (h *Headscale) OIDCCallback(ctx *gin.Context) {
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if machine != nil {
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log.Trace().
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Caller().
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("machine already registered, reauthenticating")
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h.RefreshMachine(machine, time.Time{})
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115
poll.go
115
poll.go
@ -80,21 +80,10 @@ func (h *Headscale) PollNetMapHandler(ctx *gin.Context) {
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log.Trace().
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Str("handler", "PollNetMap").
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Str("id", ctx.Param("id")).
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Found machine in database")
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hname, err := NormalizeToFQDNRules(
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req.Hostinfo.Hostname,
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h.cfg.OIDC.StripEmaildomain,
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)
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if err != nil {
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log.Error().
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Caller().
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Str("func", "handleAuthKey").
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Str("hostinfo.name", req.Hostinfo.Hostname).
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Err(err)
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}
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machine.Name = hname
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machine.Hostname = req.Hostinfo.Hostname
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machine.HostInfo = HostInfo(*req.Hostinfo)
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machine.DiscoKey = DiscoPublicKeyStripPrefix(req.DiscoKey)
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now := time.Now().UTC()
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@ -106,7 +95,7 @@ func (h *Headscale) PollNetMapHandler(ctx *gin.Context) {
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log.Error().
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Caller().
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Str("func", "handleAuthKey").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Err(err)
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}
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}
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@ -129,7 +118,7 @@ func (h *Headscale) PollNetMapHandler(ctx *gin.Context) {
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log.Error().
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Str("handler", "PollNetMap").
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Str("id", ctx.Param("id")).
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Err(err).
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Msg("Failed to get Map response")
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ctx.String(http.StatusInternalServerError, ":(")
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@ -145,7 +134,7 @@ func (h *Headscale) PollNetMapHandler(ctx *gin.Context) {
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log.Debug().
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Str("handler", "PollNetMap").
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Str("id", ctx.Param("id")).
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Bool("readOnly", req.ReadOnly).
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Bool("omitPeers", req.OmitPeers).
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Bool("stream", req.Stream).
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@ -154,7 +143,7 @@ func (h *Headscale) PollNetMapHandler(ctx *gin.Context) {
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if req.ReadOnly {
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log.Info().
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Str("handler", "PollNetMap").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Client is starting up. Probably interested in a DERP map")
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ctx.Data(http.StatusOK, "application/json; charset=utf-8", data)
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@ -172,27 +161,27 @@ func (h *Headscale) PollNetMapHandler(ctx *gin.Context) {
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log.Trace().
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Str("handler", "PollNetMap").
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Str("id", ctx.Param("id")).
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Loading or creating update channel")
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const chanSize = 8
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updateChan := make(chan struct{}, chanSize)
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pollDataChan := make(chan []byte, chanSize)
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defer closeChanWithLog(pollDataChan, machine.Name, "pollDataChan")
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defer closeChanWithLog(pollDataChan, machine.Hostname, "pollDataChan")
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keepAliveChan := make(chan []byte)
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if req.OmitPeers && !req.Stream {
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log.Info().
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Str("handler", "PollNetMap").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Client sent endpoint update and is ok with a response without peer list")
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ctx.Data(http.StatusOK, "application/json; charset=utf-8", data)
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// It sounds like we should update the nodes when we have received a endpoint update
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// even tho the comments in the tailscale code dont explicitly say so.
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updateRequestsFromNode.WithLabelValues(machine.Namespace.Name, machine.Name, "endpoint-update").
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updateRequestsFromNode.WithLabelValues(machine.Namespace.Name, machine.Hostname, "endpoint-update").
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Inc()
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updateChan <- struct{}{}
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@ -200,7 +189,7 @@ func (h *Headscale) PollNetMapHandler(ctx *gin.Context) {
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} else if req.OmitPeers && req.Stream {
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log.Warn().
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Str("handler", "PollNetMap").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Ignoring request, don't know how to handle it")
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ctx.String(http.StatusBadRequest, "")
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@ -209,19 +198,19 @@ func (h *Headscale) PollNetMapHandler(ctx *gin.Context) {
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log.Info().
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Str("handler", "PollNetMap").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Client is ready to access the tailnet")
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log.Info().
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Str("handler", "PollNetMap").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Sending initial map")
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pollDataChan <- data
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log.Info().
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Str("handler", "PollNetMap").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Notifying peers")
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updateRequestsFromNode.WithLabelValues(machine.Namespace.Name, machine.Name, "full-update").
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updateRequestsFromNode.WithLabelValues(machine.Namespace.Name, machine.Hostname, "full-update").
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Inc()
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updateChan <- struct{}{}
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@ -237,7 +226,7 @@ func (h *Headscale) PollNetMapHandler(ctx *gin.Context) {
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log.Trace().
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Str("handler", "PollNetMap").
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Str("id", ctx.Param("id")).
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Finished stream, closing PollNetMap session")
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}
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@ -272,7 +261,7 @@ func (h *Headscale) PollNetMapStream(
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return
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}
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ctx := context.WithValue(ctx.Request.Context(), "machineName", machine.Name)
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ctx := context.WithValue(ctx.Request.Context(), "machineName", machine.Hostname)
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ctx, cancel := context.WithCancel(ctx)
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defer cancel()
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@ -290,19 +279,19 @@ func (h *Headscale) PollNetMapStream(
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ctx.Stream(func(writer io.Writer) bool {
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Waiting for data to stream...")
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msgf("pollData is %#v, keepAliveChan is %#v, updateChan is %#v", pollDataChan, keepAliveChan, updateChan)
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select {
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case data := <-pollDataChan:
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "pollData").
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Int("bytes", len(data)).
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Msg("Sending data received via pollData channel")
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@ -310,7 +299,7 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "pollData").
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Err(err).
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Msg("Cannot write data")
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@ -319,7 +308,7 @@ func (h *Headscale) PollNetMapStream(
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}
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "pollData").
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Int("bytes", len(data)).
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Msg("Data from pollData channel written successfully")
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@ -330,7 +319,7 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "pollData").
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Err(err).
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Msg("Cannot update machine from database")
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@ -342,7 +331,7 @@ func (h *Headscale) PollNetMapStream(
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now := time.Now().UTC()
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machine.LastSeen = &now
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lastStateUpdate.WithLabelValues(machine.Namespace.Name, machine.Name).
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lastStateUpdate.WithLabelValues(machine.Namespace.Name, machine.Hostname).
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Set(float64(now.Unix()))
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machine.LastSuccessfulUpdate = &now
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@ -350,14 +339,14 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "pollData").
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Err(err).
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Msg("Cannot update machine LastSuccessfulUpdate")
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} else {
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "pollData").
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Int("bytes", len(data)).
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Msg("Machine entry in database updated successfully after sending pollData")
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@ -368,7 +357,7 @@ func (h *Headscale) PollNetMapStream(
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case data := <-keepAliveChan:
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "keepAlive").
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Int("bytes", len(data)).
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Msg("Sending keep alive message")
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@ -376,7 +365,7 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "keepAlive").
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Err(err).
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Msg("Cannot write keep alive message")
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@ -385,7 +374,7 @@ func (h *Headscale) PollNetMapStream(
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}
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "keepAlive").
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Int("bytes", len(data)).
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Msg("Keep alive sent successfully")
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@ -396,7 +385,7 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "keepAlive").
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Err(err).
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Msg("Cannot update machine from database")
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@ -411,14 +400,14 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "keepAlive").
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Err(err).
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Msg("Cannot update machine LastSeen")
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} else {
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "keepAlive").
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Int("bytes", len(data)).
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Msg("Machine updated successfully after sending keep alive")
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@ -429,10 +418,10 @@ func (h *Headscale) PollNetMapStream(
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case <-updateChan:
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "update").
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Msg("Received a request for update")
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updateRequestsReceivedOnChannel.WithLabelValues(machine.Namespace.Name, machine.Name).
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updateRequestsReceivedOnChannel.WithLabelValues(machine.Namespace.Name, machine.Hostname).
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Inc()
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if h.isOutdated(machine) {
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var lastUpdate time.Time
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@ -441,15 +430,15 @@ func (h *Headscale) PollNetMapStream(
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}
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log.Debug().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Time("last_successful_update", lastUpdate).
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Time("last_state_change", h.getLastStateChange(machine.Namespace.Name)).
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Msgf("There has been updates since the last successful update to %s", machine.Name)
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Msgf("There has been updates since the last successful update to %s", machine.Hostname)
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data, err := h.getMapResponse(machineKey, mapRequest, machine)
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "update").
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Err(err).
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Msg("Could not get the map update")
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@ -458,21 +447,21 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "update").
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Err(err).
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Msg("Could not write the map response")
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updateRequestsSentToNode.WithLabelValues(machine.Namespace.Name, machine.Name, "failed").
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updateRequestsSentToNode.WithLabelValues(machine.Namespace.Name, machine.Hostname, "failed").
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Inc()
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return false
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}
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "update").
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Msg("Updated Map has been sent")
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updateRequestsSentToNode.WithLabelValues(machine.Namespace.Name, machine.Name, "success").
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updateRequestsSentToNode.WithLabelValues(machine.Namespace.Name, machine.Hostname, "success").
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Inc()
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// Keep track of the last successful update,
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@ -486,7 +475,7 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "update").
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Err(err).
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Msg("Cannot update machine from database")
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@ -497,7 +486,7 @@ func (h *Headscale) PollNetMapStream(
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}
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now := time.Now().UTC()
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lastStateUpdate.WithLabelValues(machine.Namespace.Name, machine.Name).
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lastStateUpdate.WithLabelValues(machine.Namespace.Name, machine.Hostname).
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Set(float64(now.Unix()))
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machine.LastSuccessfulUpdate = &now
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@ -505,7 +494,7 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "update").
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Err(err).
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Msg("Cannot update machine LastSuccessfulUpdate")
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@ -517,10 +506,10 @@ func (h *Headscale) PollNetMapStream(
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}
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log.Trace().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Time("last_successful_update", lastUpdate).
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Time("last_state_change", h.getLastStateChange(machine.Namespace.Name)).
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Msgf("%s is up to date", machine.Name)
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Msgf("%s is up to date", machine.Hostname)
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}
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return true
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@ -528,7 +517,7 @@ func (h *Headscale) PollNetMapStream(
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case <-ctx.Request.Context().Done():
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log.Info().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("The client has closed the connection")
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// TODO: Abstract away all the database calls, this can cause race conditions
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// when an outdated machine object is kept alive, e.g. db is update from
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@ -537,7 +526,7 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "Done").
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Err(err).
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Msg("Cannot update machine from database")
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@ -552,7 +541,7 @@ func (h *Headscale) PollNetMapStream(
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if err != nil {
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log.Error().
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Str("handler", "PollNetMapStream").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Str("channel", "Done").
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Err(err).
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Msg("Cannot update machine LastSeen")
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@ -603,16 +592,16 @@ func (h *Headscale) scheduledPollWorker(
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log.Debug().
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Str("func", "keepAlive").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Sending keepalive")
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keepAliveChan <- data
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case <-updateCheckerTicker.C:
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log.Debug().
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Str("func", "scheduledPollWorker").
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Str("machine", machine.Name).
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Str("machine", machine.Hostname).
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Msg("Sending update request")
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updateRequestsFromNode.WithLabelValues(machine.Namespace.Name, machine.Name, "scheduled-update").
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updateRequestsFromNode.WithLabelValues(machine.Namespace.Name, machine.Hostname, "scheduled-update").
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Inc()
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updateChan <- struct{}{}
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}
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