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remove versions older than 1.56 (#2149)
* remove versions older than 1.56 Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com> * remove code no longer needed for new clients Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com> * update changelog Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com> --------- Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
This commit is contained in:
Kristoffer Dalby
GitHub
parent
07b596d3cc
commit
4f2fb65929
@ -2,6 +2,8 @@
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## Next
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- Remove versions older than 1.56 [#2149](https://github.com/juanfont/headscale/pull/2149)
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- Clean up old code required by old versions
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- Improved compatibilty of built-in DERP server with clients connecting over WebSocket.
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- Allow nodes to use SSH agent forwarding [#2145](https://github.com/juanfont/headscale/pull/2145)
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@ -244,11 +244,11 @@ func Test_fullMapResponse(t *testing.T) {
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PrimaryRoutes: []netip.Prefix{netip.MustParsePrefix("192.168.0.0/24")},
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LastSeen: &lastSeen,
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MachineAuthorized: true,
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Capabilities: []tailcfg.NodeCapability{
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tailcfg.CapabilityFileSharing,
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tailcfg.CapabilityAdmin,
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tailcfg.CapabilitySSH,
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tailcfg.NodeAttrDisableUPnP,
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CapMap: tailcfg.NodeCapMap{
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tailcfg.CapabilityFileSharing: []tailcfg.RawMessage{},
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tailcfg.CapabilityAdmin: []tailcfg.RawMessage{},
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tailcfg.CapabilitySSH: []tailcfg.RawMessage{},
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},
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}
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@ -299,11 +299,11 @@ func Test_fullMapResponse(t *testing.T) {
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PrimaryRoutes: []netip.Prefix{},
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LastSeen: &lastSeen,
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MachineAuthorized: true,
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Capabilities: []tailcfg.NodeCapability{
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tailcfg.CapabilityFileSharing,
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tailcfg.CapabilityAdmin,
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tailcfg.CapabilitySSH,
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tailcfg.NodeAttrDisableUPnP,
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CapMap: tailcfg.NodeCapMap{
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tailcfg.CapabilityFileSharing: []tailcfg.RawMessage{},
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tailcfg.CapabilityAdmin: []tailcfg.RawMessage{},
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tailcfg.CapabilitySSH: []tailcfg.RawMessage{},
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},
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}
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@ -114,8 +114,6 @@ func tailNode(
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Expired: node.IsExpired(),
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}
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// - 74: 2023-09-18: Client understands NodeCapMap
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if capVer >= 74 {
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tNode.CapMap = tailcfg.NodeCapMap{
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tailcfg.CapabilityFileSharing: []tailcfg.RawMessage{},
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tailcfg.CapabilityAdmin: []tailcfg.RawMessage{},
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@ -125,22 +123,6 @@ func tailNode(
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if cfg.RandomizeClientPort {
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tNode.CapMap[tailcfg.NodeAttrRandomizeClientPort] = []tailcfg.RawMessage{}
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}
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} else {
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tNode.Capabilities = []tailcfg.NodeCapability{
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tailcfg.CapabilityFileSharing,
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tailcfg.CapabilityAdmin,
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tailcfg.CapabilitySSH,
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}
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if cfg.RandomizeClientPort {
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tNode.Capabilities = append(tNode.Capabilities, tailcfg.NodeAttrRandomizeClientPort)
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}
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}
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// - 72: 2023-08-23: TS-2023-006 UPnP issue fixed; UPnP can now be used again
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if capVer < 72 {
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tNode.Capabilities = append(tNode.Capabilities, tailcfg.NodeAttrDisableUPnP)
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}
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if node.IsOnline == nil || !*node.IsOnline {
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// LastSeen is only set when node is
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@ -72,9 +72,11 @@ func TestTailNode(t *testing.T) {
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Tags: []string{},
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PrimaryRoutes: []netip.Prefix{},
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MachineAuthorized: true,
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Capabilities: []tailcfg.NodeCapability{
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"https://tailscale.com/cap/file-sharing", "https://tailscale.com/cap/is-admin",
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"https://tailscale.com/cap/ssh", "debug-disable-upnp",
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CapMap: tailcfg.NodeCapMap{
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tailcfg.CapabilityFileSharing: []tailcfg.RawMessage{},
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tailcfg.CapabilityAdmin: []tailcfg.RawMessage{},
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tailcfg.CapabilitySSH: []tailcfg.RawMessage{},
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},
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},
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wantErr: false,
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@ -166,11 +168,10 @@ func TestTailNode(t *testing.T) {
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LastSeen: &lastSeen,
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MachineAuthorized: true,
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Capabilities: []tailcfg.NodeCapability{
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tailcfg.CapabilityFileSharing,
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tailcfg.CapabilityAdmin,
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tailcfg.CapabilitySSH,
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tailcfg.NodeAttrDisableUPnP,
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CapMap: tailcfg.NodeCapMap{
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tailcfg.CapabilityFileSharing: []tailcfg.RawMessage{},
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tailcfg.CapabilityAdmin: []tailcfg.RawMessage{},
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tailcfg.CapabilitySSH: []tailcfg.RawMessage{},
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},
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},
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wantErr: false,
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@ -37,11 +37,6 @@ var (
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Name: "mapresponse_updates_received_total",
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Help: "total count of mapresponse updates received on update channel",
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}, []string{"type"})
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mapResponseWriteUpdatesInStream = promauto.NewCounterVec(prometheus.CounterOpts{
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Namespace: prometheusNamespace,
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Name: "mapresponse_write_updates_in_stream_total",
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Help: "total count of writes that occurred in a stream session, pre-68 nodes",
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}, []string{"status"})
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mapResponseEndpointUpdates = promauto.NewCounterVec(prometheus.CounterOpts{
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Namespace: prometheusNamespace,
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Name: "mapresponse_endpoint_updates_total",
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@ -166,7 +166,7 @@ func (ns *noiseServer) earlyNoise(protocolVersion int, writer io.Writer) error {
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}
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const (
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MinimumCapVersion tailcfg.CapabilityVersion = 61
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MinimumCapVersion tailcfg.CapabilityVersion = 82
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)
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// NoisePollNetMapHandler takes care of /machine/:id/map using the Noise protocol
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@ -182,15 +182,6 @@ func (ns *noiseServer) NoisePollNetMapHandler(
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writer http.ResponseWriter,
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req *http.Request,
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) {
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log.Trace().
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Str("handler", "NoisePollNetMap").
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Msg("PollNetMapHandler called")
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log.Trace().
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Any("headers", req.Header).
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Caller().
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Msg("Headers")
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body, _ := io.ReadAll(req.Body)
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mapRequest := tailcfg.MapRequest{}
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@ -204,6 +195,14 @@ func (ns *noiseServer) NoisePollNetMapHandler(
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return
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}
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log.Trace().
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Caller().
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Str("handler", "NoisePollNetMap").
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Any("headers", req.Header).
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Str("node", mapRequest.Hostinfo.Hostname).
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Int("capver", int(mapRequest.Version)).
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Msg("PollNetMapHandler called")
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// Reject unsupported versions
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if mapRequest.Version < MinimumCapVersion {
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log.Info().
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@ -214,21 +214,6 @@ func (m *mapSession) serveLongPoll() {
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m.infof("node has disconnected, mapSession: %p, chan: %p", m, m.ch)
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}()
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// From version 68, all streaming requests can be treated as read only.
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// TODO: Remove when we drop support for 1.48
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if m.capVer < 68 {
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// Error has been handled/written to client in the func
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// return
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err := m.handleSaveNode()
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if err != nil {
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mapResponseWriteUpdatesInStream.WithLabelValues("error").Inc()
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m.close()
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return
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}
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mapResponseWriteUpdatesInStream.WithLabelValues("ok").Inc()
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}
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// Set up the client stream
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m.h.pollNetMapStreamWG.Add(1)
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defer m.h.pollNetMapStreamWG.Done()
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@ -549,72 +534,6 @@ func (m *mapSession) handleEndpointUpdate() {
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return
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}
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// handleSaveNode saves node updates in the maprequest _streaming_
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// path and is mostly the same code as in handleEndpointUpdate.
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// It is not attempted to be deduplicated since it will go away
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// when we stop supporting older than 68 which removes updates
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// when the node is streaming.
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func (m *mapSession) handleSaveNode() error {
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m.tracef("saving node update from stream session")
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change := m.node.PeerChangeFromMapRequest(m.req)
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// A stream is being set up, the node is Online
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online := true
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change.Online = &online
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m.node.ApplyPeerChange(&change)
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sendUpdate, routesChanged := hostInfoChanged(m.node.Hostinfo, m.req.Hostinfo)
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m.node.Hostinfo = m.req.Hostinfo
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// If there is no changes and nothing to save,
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// return early.
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if peerChangeEmpty(change) || !sendUpdate {
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return nil
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}
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// Check if the Hostinfo of the node has changed.
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// If it has changed, check if there has been a change to
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// the routable IPs of the host and update update them in
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// the database. Then send a Changed update
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// (containing the whole node object) to peers to inform about
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// the route change.
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// If the hostinfo has changed, but not the routes, just update
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// hostinfo and let the function continue.
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if routesChanged {
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var err error
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_, err = m.h.db.SaveNodeRoutes(m.node)
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if err != nil {
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return err
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}
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if m.h.ACLPolicy != nil {
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// update routes with peer information
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err := m.h.db.EnableAutoApprovedRoutes(m.h.ACLPolicy, m.node)
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if err != nil {
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return err
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}
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}
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}
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if err := m.h.db.DB.Save(m.node).Error; err != nil {
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return err
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}
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ctx := types.NotifyCtx(context.Background(), "pre-68-update-while-stream", m.node.Hostname)
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m.h.nodeNotifier.NotifyWithIgnore(
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ctx,
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types.StateUpdate{
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Type: types.StatePeerChanged,
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ChangeNodes: []types.NodeID{m.node.ID},
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Message: "called from handlePoll -> pre-68-update-while-stream",
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},
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m.node.ID)
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return nil
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}
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func (m *mapSession) handleReadOnlyRequest() {
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m.tracef("Client asked for a lite update, responding without peers")
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@ -53,21 +53,23 @@ var (
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tailscaleVersions2021 = map[string]bool{
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"head": true,
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"unstable": true,
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"1.70": true, // CapVer: not checked
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"1.68": true, // CapVer: not checked
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"1.66": true, // CapVer: not checked
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"1.64": true, // CapVer: not checked
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"1.62": true, // CapVer: not checked
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"1.60": true, // CapVer: not checked
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"1.58": true, // CapVer: not checked
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"1.56": true, // CapVer: 82
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"1.54": true, // CapVer: 79
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"1.52": true, // CapVer: 79
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"1.50": true, // CapVer: 74
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"1.48": true, // CapVer: 68
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"1.46": true, // CapVer: 65
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"1.74": true, // CapVer: 106
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"1.72": true, // CapVer: 104
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"1.70": true, // CapVer: 102
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"1.68": true, // CapVer: 97
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"1.66": true, // CapVer: 95
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"1.64": true, // CapVer: 90
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"1.62": true, // CapVer: 88
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"1.60": true, // CapVer: 87
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"1.58": true, // CapVer: 85
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"1.56": true, // Oldest supported version, CapVer: 82
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"1.54": false, // CapVer: 79
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"1.52": false, // CapVer: 79
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"1.50": false, // CapVer: 74
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"1.48": false, // CapVer: 68
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"1.46": false, // CapVer: 65
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"1.44": false, // CapVer: 63
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"1.42": false, // Oldest supported version, CapVer: 61
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"1.42": false, // CapVer: 61
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"1.40": false, // CapVer: 61
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"1.38": false, // CapVer: 58
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"1.36": false, // CapVer: 56
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