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control/controlclient: plumb health.Tracker

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Updates #11874
Updates #4136

Change-Id: Ia941153bd83523f0c8b56852010f5231d774d91a
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
pull/11885/head
Brad Fitzpatrick 7 months ago committed by Brad Fitzpatrick
parent 6d69fc137f
commit a4a282cd49
3 changed files with 19 additions and 16 deletions
Show Stats Download Patch File Download Diff File

13
control/controlclient/auto.go
Unescape Escape View File

@ -12,7 +12,6 @@ import (
"sync/atomic"
"time"
"tailscale.com/health"
"tailscale.com/logtail/backoff"
"tailscale.com/net/sockstats"
"tailscale.com/tailcfg"
@ -195,7 +194,7 @@ func NewNoStart(opts Options) (_ *Auto, err error) {
c.mapCtx, c.mapCancel = context.WithCancel(context.Background())
c.mapCtx = sockstats.WithSockStats(c.mapCtx, sockstats.LabelControlClientAuto, opts.Logf)
c.unregisterHealthWatch = health.Global.RegisterWatcher(direct.ReportHealthChange)
c.unregisterHealthWatch = opts.HealthTracker.RegisterWatcher(direct.ReportHealthChange)
return c, nil
}
@ -316,7 +315,7 @@ func (c *Auto) authRoutine() {
}
if goal == nil {
health.Global.SetAuthRoutineInError(nil)
c.direct.health.SetAuthRoutineInError(nil)
// Wait for user to Login or Logout.
<-ctx.Done()
c.logf("[v1] authRoutine: context done.")
@ -343,7 +342,7 @@ func (c *Auto) authRoutine() {
f = "TryLogin"
}
if err != nil {
health.Global.SetAuthRoutineInError(err)
c.direct.health.SetAuthRoutineInError(err)
report(err, f)
bo.BackOff(ctx, err)
continue
@ -373,7 +372,7 @@ func (c *Auto) authRoutine() {
}
// success
health.Global.SetAuthRoutineInError(nil)
c.direct.health.SetAuthRoutineInError(nil)
c.mu.Lock()
c.urlToVisit = ""
c.loggedIn = true
@ -503,11 +502,11 @@ func (c *Auto) mapRoutine() {
c.logf("[v1] mapRoutine: context done.")
continue
}
health.Global.SetOutOfPollNetMap()
c.direct.health.SetOutOfPollNetMap()
err := c.direct.PollNetMap(ctx, mrs)
health.Global.SetOutOfPollNetMap()
c.direct.health.SetOutOfPollNetMap()
c.mu.Lock()
c.inMapPoll = false
if c.state == StateSynchronized {

21
control/controlclient/direct.go
Unescape Escape View File

@ -69,6 +69,7 @@ type Direct struct {
clock tstime.Clock
logf logger.Logf
netMon *netmon.Monitor // or nil
health *health.Tracker
discoPubKey key.DiscoPublic
getMachinePrivKey func() (key.MachinePrivate, error)
debugFlags []string
@ -119,10 +120,11 @@ type Options struct {
Hostinfo *tailcfg.Hostinfo // non-nil passes ownership, nil means to use default using os.Hostname, etc
DiscoPublicKey key.DiscoPublic
Logf logger.Logf
HTTPTestClient *http.Client // optional HTTP client to use (for tests only)
NoiseTestClient *http.Client // optional HTTP client to use for noise RPCs (tests only)
DebugFlags []string // debug settings to send to control
NetMon *netmon.Monitor // optional network monitor
HTTPTestClient *http.Client // optional HTTP client to use (for tests only)
NoiseTestClient *http.Client // optional HTTP client to use for noise RPCs (tests only)
DebugFlags []string // debug settings to send to control
NetMon *netmon.Monitor // optional network monitor
HealthTracker *health.Tracker
PopBrowserURL func(url string) // optional func to open browser
OnClientVersion func(*tailcfg.ClientVersion) // optional func to inform GUI of client version status
OnControlTime func(time.Time) // optional func to notify callers of new time from control
@ -248,7 +250,7 @@ func NewDirect(opts Options) (*Direct, error) {
tr := http.DefaultTransport.(*http.Transport).Clone()
tr.Proxy = tshttpproxy.ProxyFromEnvironment
tshttpproxy.SetTransportGetProxyConnectHeader(tr)
tr.TLSClientConfig = tlsdial.Config(serverURL.Hostname(), health.Global, tr.TLSClientConfig)
tr.TLSClientConfig = tlsdial.Config(serverURL.Hostname(), opts.HealthTracker, tr.TLSClientConfig)
tr.DialContext = dnscache.Dialer(opts.Dialer.SystemDial, dnsCache)
tr.DialTLSContext = dnscache.TLSDialer(opts.Dialer.SystemDial, dnsCache, tr.TLSClientConfig)
tr.ForceAttemptHTTP2 = true
@ -271,6 +273,7 @@ func NewDirect(opts Options) (*Direct, error) {
discoPubKey: opts.DiscoPublicKey,
debugFlags: opts.DebugFlags,
netMon: opts.NetMon,
health: opts.HealthTracker,
skipIPForwardingCheck: opts.SkipIPForwardingCheck,
pinger: opts.Pinger,
popBrowser: opts.PopBrowserURL,
@ -894,10 +897,10 @@ func (c *Direct) sendMapRequest(ctx context.Context, isStreaming bool, nu Netmap
ipForwardingBroken(hi.RoutableIPs, c.netMon.InterfaceState()) {
extraDebugFlags = append(extraDebugFlags, "warn-ip-forwarding-off")
}
if health.Global.RouterHealth() != nil {
if c.health.RouterHealth() != nil {
extraDebugFlags = append(extraDebugFlags, "warn-router-unhealthy")
}
extraDebugFlags = health.Global.AppendWarnableDebugFlags(extraDebugFlags)
extraDebugFlags = c.health.AppendWarnableDebugFlags(extraDebugFlags)
if hostinfo.DisabledEtcAptSource() {
extraDebugFlags = append(extraDebugFlags, "warn-etc-apt-source-disabled")
}
@ -970,7 +973,7 @@ func (c *Direct) sendMapRequest(ctx context.Context, isStreaming bool, nu Netmap
}
defer res.Body.Close()
health.Global.NoteMapRequestHeard(request)
c.health.NoteMapRequestHeard(request)
watchdogTimer.Reset(watchdogTimeout)
if nu == nil {
@ -1041,7 +1044,7 @@ func (c *Direct) sendMapRequest(ctx context.Context, isStreaming bool, nu Netmap
metricMapResponseMessages.Add(1)
if isStreaming {
health.Global.GotStreamedMapResponse()
c.health.GotStreamedMapResponse()
}
if pr := resp.PingRequest; pr != nil && c.isUniquePingRequest(pr) {

1
ipn/ipnlocal/local.go
Unescape Escape View File

@ -1763,6 +1763,7 @@ func (b *LocalBackend) Start(opts ipn.Options) error {
DiscoPublicKey: discoPublic,
DebugFlags: debugFlags,
NetMon: b.sys.NetMon.Get(),
HealthTracker: b.health,
Pinger: b,
PopBrowserURL: b.tellClientToBrowseToURL,
OnClientVersion: b.onClientVersion,

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