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health, all: remove health.Global, finish plumbing health.Tracker

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Updates #11874
Updates #4136

Change-Id: I414470f71d90be9889d44c3afd53956d9f26cd61
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2024-04-26 10:12:46 -07:00
committed by Brad Fitzpatrick
parent a4a282cd49
commit 745931415c
40 changed files with 151 additions and 125 deletions
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5
wgengine/netlog/logger.go
View File

@@ -16,6 +16,7 @@ import (
"sync"
"time"
"tailscale.com/health"
"tailscale.com/logpolicy"
"tailscale.com/logtail"
"tailscale.com/net/connstats"
@@ -92,7 +93,7 @@ var testClient *http.Client
// The IP protocol and source port are always zero.
// The sock is used to populated the PhysicalTraffic field in Message.
// The netMon parameter is optional; if non-nil it's used to do faster interface lookups.
func (nl *Logger) Startup(nodeID tailcfg.StableNodeID, nodeLogID, domainLogID logid.PrivateID, tun, sock Device, netMon *netmon.Monitor) error {
func (nl *Logger) Startup(nodeID tailcfg.StableNodeID, nodeLogID, domainLogID logid.PrivateID, tun, sock Device, netMon *netmon.Monitor, health *health.Tracker) error {
nl.mu.Lock()
defer nl.mu.Unlock()
if nl.logger != nil {
@@ -101,7 +102,7 @@ func (nl *Logger) Startup(nodeID tailcfg.StableNodeID, nodeLogID, domainLogID lo
// Startup a log stream to Tailscale's logging service.
logf := log.Printf
httpc := &http.Client{Transport: logpolicy.NewLogtailTransport(logtail.DefaultHost, netMon, logf)}
httpc := &http.Client{Transport: logpolicy.NewLogtailTransport(logtail.DefaultHost, netMon, health, logf)}
if testClient != nil {
httpc = testClient
}

6
wgengine/router/ifconfig_windows.go
View File

@@ -237,7 +237,7 @@ func interfaceFromLUID(luid winipcfg.LUID, flags winipcfg.GAAFlags) (*winipcfg.I
var networkCategoryWarning = health.NewWarnable(health.WithMapDebugFlag("warn-network-category-unhealthy"))
func configureInterface(cfg *Config, tun *tun.NativeTun) (retErr error) {
func configureInterface(cfg *Config, tun *tun.NativeTun, health *health.Tracker) (retErr error) {
var mtu = tstun.DefaultTUNMTU()
luid := winipcfg.LUID(tun.LUID())
iface, err := interfaceFromLUID(luid,
@@ -268,10 +268,10 @@ func configureInterface(cfg *Config, tun *tun.NativeTun) (retErr error) {
for i := range tries {
found, err := setPrivateNetwork(luid)
if err != nil {
health.Global.SetWarnable(networkCategoryWarning, fmt.Errorf("set-network-category: %w", err))
health.SetWarnable(networkCategoryWarning, fmt.Errorf("set-network-category: %w", err))
log.Printf("setPrivateNetwork(try=%d): %v", i, err)
} else {
health.Global.SetWarnable(networkCategoryWarning, nil)
health.SetWarnable(networkCategoryWarning, nil)
if found {
if i > 0 {
log.Printf("setPrivateNetwork(try=%d): success", i)

5
wgengine/router/router.go
View File

@@ -10,6 +10,7 @@ import (
"reflect"
"github.com/tailscale/wireguard-go/tun"
"tailscale.com/health"
"tailscale.com/net/netmon"
"tailscale.com/types/logger"
"tailscale.com/types/preftype"
@@ -44,9 +45,9 @@ type Router interface {
//
// If netMon is nil, it's not used. It's currently (2021-07-20) only
// used on Linux in some situations.
func New(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor) (Router, error) {
func New(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor, health *health.Tracker) (Router, error) {
logf = logger.WithPrefix(logf, "router: ")
return newUserspaceRouter(logf, tundev, netMon)
return newUserspaceRouter(logf, tundev, netMon, health)
}
// CleanUp restores the system network configuration to its original state

5
wgengine/router/router_darwin.go
View File

@@ -5,12 +5,13 @@ package router
import (
"github.com/tailscale/wireguard-go/tun"
"tailscale.com/health"
"tailscale.com/net/netmon"
"tailscale.com/types/logger"
)
func newUserspaceRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor) (Router, error) {
return newUserspaceBSDRouter(logf, tundev, netMon)
func newUserspaceRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor, health *health.Tracker) (Router, error) {
return newUserspaceBSDRouter(logf, tundev, netMon, health)
}
func cleanUp(logger.Logf, string) {

3
wgengine/router/router_default.go
View File

@@ -10,11 +10,12 @@ import (
"runtime"
"github.com/tailscale/wireguard-go/tun"
"tailscale.com/health"
"tailscale.com/net/netmon"
"tailscale.com/types/logger"
)
func newUserspaceRouter(logf logger.Logf, tunDev tun.Device, netMon *netmon.Monitor) (Router, error) {
func newUserspaceRouter(logf logger.Logf, tunDev tun.Device, netMon *netmon.Monitor, health *health.Tracker) (Router, error) {
return nil, fmt.Errorf("unsupported OS %q", runtime.GOOS)
}

5
wgengine/router/router_freebsd.go
View File

@@ -5,6 +5,7 @@ package router
import (
"github.com/tailscale/wireguard-go/tun"
"tailscale.com/health"
"tailscale.com/net/netmon"
"tailscale.com/types/logger"
)
@@ -14,8 +15,8 @@ import (
// Work is currently underway for an in-kernel FreeBSD implementation of wireguard
// https://svnweb.freebsd.org/base?view=revision&revision=357986
func newUserspaceRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor) (Router, error) {
return newUserspaceBSDRouter(logf, tundev, netMon)
func newUserspaceRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor, health *health.Tracker) (Router, error) {
return newUserspaceBSDRouter(logf, tundev, netMon, health)
}
func cleanUp(logf logger.Logf, interfaceName string) {

3
wgengine/router/router_linux.go
View File

@@ -22,6 +22,7 @@ import (
"golang.org/x/sys/unix"
"golang.org/x/time/rate"
"tailscale.com/envknob"
"tailscale.com/health"
"tailscale.com/net/netmon"
"tailscale.com/types/logger"
"tailscale.com/types/preftype"
@@ -69,7 +70,7 @@ type linuxRouter struct {
magicsockPortV6 uint16
}
func newUserspaceRouter(logf logger.Logf, tunDev tun.Device, netMon *netmon.Monitor) (Router, error) {
func newUserspaceRouter(logf logger.Logf, tunDev tun.Device, netMon *netmon.Monitor, health *health.Tracker) (Router, error) {
tunname, err := tunDev.Name()
if err != nil {
return nil, err

2
wgengine/router/router_linux_test.go
View File

@@ -886,7 +886,7 @@ func newLinuxRootTest(t *testing.T) *linuxTest {
mon.Start()
lt.mon = mon
r, err := newUserspaceRouter(logf, lt.tun, mon)
r, err := newUserspaceRouter(logf, lt.tun, mon, nil)
if err != nil {
lt.Close()
t.Fatal(err)

3
wgengine/router/router_openbsd.go
View File

@@ -12,6 +12,7 @@ import (
"github.com/tailscale/wireguard-go/tun"
"go4.org/netipx"
"tailscale.com/health"
"tailscale.com/net/netmon"
"tailscale.com/types/logger"
"tailscale.com/util/set"
@@ -30,7 +31,7 @@ type openbsdRouter struct {
routes set.Set[netip.Prefix]
}
func newUserspaceRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor) (Router, error) {
func newUserspaceRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor, health *health.Tracker) (Router, error) {
tunname, err := tundev.Name()
if err != nil {
return nil, err

5
wgengine/router/router_userspace_bsd.go
View File

@@ -14,6 +14,7 @@ import (
"github.com/tailscale/wireguard-go/tun"
"go4.org/netipx"
"tailscale.com/health"
"tailscale.com/net/netmon"
"tailscale.com/net/tsaddr"
"tailscale.com/types/logger"
@@ -23,12 +24,13 @@ import (
type userspaceBSDRouter struct {
logf logger.Logf
netMon *netmon.Monitor
health *health.Tracker
tunname string
local []netip.Prefix
routes map[netip.Prefix]bool
}
func newUserspaceBSDRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor) (Router, error) {
func newUserspaceBSDRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor, health *health.Tracker) (Router, error) {
tunname, err := tundev.Name()
if err != nil {
return nil, err
@@ -37,6 +39,7 @@ func newUserspaceBSDRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.M
return &userspaceBSDRouter{
logf: logf,
netMon: netMon,
health: health,
tunname: tunname,
}, nil
}

7
wgengine/router/router_windows.go
View File

@@ -22,6 +22,7 @@ import (
"github.com/tailscale/wireguard-go/tun"
"golang.org/x/sys/windows"
"golang.zx2c4.com/wireguard/windows/tunnel/winipcfg"
"tailscale.com/health"
"tailscale.com/logtail/backoff"
"tailscale.com/net/dns"
"tailscale.com/net/netmon"
@@ -31,12 +32,13 @@ import (
type winRouter struct {
logf func(fmt string, args ...any)
netMon *netmon.Monitor // may be nil
health *health.Tracker
nativeTun *tun.NativeTun
routeChangeCallback *winipcfg.RouteChangeCallback
firewall *firewallTweaker
}
func newUserspaceRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor) (Router, error) {
func newUserspaceRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Monitor, health *health.Tracker) (Router, error) {
nativeTun := tundev.(*tun.NativeTun)
luid := winipcfg.LUID(nativeTun.LUID())
guid, err := luid.GUID()
@@ -47,6 +49,7 @@ func newUserspaceRouter(logf logger.Logf, tundev tun.Device, netMon *netmon.Moni
return &winRouter{
logf: logf,
netMon: netMon,
health: health,
nativeTun: nativeTun,
firewall: &firewallTweaker{
logf: logger.WithPrefix(logf, "firewall: "),
@@ -80,7 +83,7 @@ func (r *winRouter) Set(cfg *Config) error {
}
r.firewall.set(localAddrs, cfg.Routes, cfg.LocalRoutes)
err := configureInterface(cfg, r.nativeTun)
err := configureInterface(cfg, r.nativeTun, r.health)
if err != nil {
r.logf("ConfigureInterface: %v", err)
return err

4
wgengine/userspace.go
View File

@@ -341,7 +341,7 @@ func NewUserspaceEngine(logf logger.Logf, conf Config) (_ Engine, reterr error)
tunName, _ := conf.Tun.Name()
conf.Dialer.SetTUNName(tunName)
conf.Dialer.SetNetMon(e.netMon)
e.dns = dns.NewManager(logf, conf.DNS, e.netMon, conf.Dialer, fwdDNSLinkSelector{e, tunName}, conf.ControlKnobs)
e.dns = dns.NewManager(logf, conf.DNS, e.netMon, e.health, conf.Dialer, fwdDNSLinkSelector{e, tunName}, conf.ControlKnobs)
// TODO: there's probably a better place for this
sockstats.SetNetMon(e.netMon)
@@ -966,7 +966,7 @@ func (e *userspaceEngine) Reconfig(cfg *wgcfg.Config, routerCfg *router.Config,
nid := cfg.NetworkLogging.NodeID
tid := cfg.NetworkLogging.DomainID
e.logf("wgengine: Reconfig: starting up network logger (node:%s tailnet:%s)", nid.Public(), tid.Public())
if err := e.networkLogger.Startup(cfg.NodeID, nid, tid, e.tundev, e.magicConn, e.netMon); err != nil {
if err := e.networkLogger.Startup(cfg.NodeID, nid, tid, e.tundev, e.magicConn, e.netMon, e.health); err != nil {
e.logf("wgengine: Reconfig: error starting up network logger: %v", err)
}
e.networkLogger.ReconfigRoutes(routerCfg)