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feature/clientupdate: move clientupdate to a modular feature, disabled for tsnet

Browse Source 
Updates #12614

Change-Id: I5f685dec84a5396b7c2b66f2788ae3d286e1ddc6
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2025-09-26 16:41:26 -07:00 committed by Brad Fitzpatrick
parent 69c79cb9f3
commit 038cdb4640
24 changed files with 749 additions and 609 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
client/web/web.go
View File

@ -24,9 +24,9 @@ import (
"tailscale.com/client/local"
"tailscale.com/client/tailscale/apitype"
"tailscale.com/clientupdate"
"tailscale.com/envknob"
"tailscale.com/envknob/featureknob"
"tailscale.com/feature"
"tailscale.com/hostinfo"
"tailscale.com/ipn"
"tailscale.com/ipn/ipnstate"
@ -1049,7 +1049,7 @@ func availableFeatures() map[string]bool {
"advertise-routes": true, // available on all platforms
"use-exit-node": featureknob.CanUseExitNode() == nil,
"ssh": featureknob.CanRunTailscaleSSH() == nil,
"auto-update": version.IsUnstableBuild() && clientupdate.CanAutoUpdate(),
"auto-update": version.IsUnstableBuild() && feature.CanAutoUpdate(),
}
return features
}

9
clientupdate/clientupdate.go
View File

@ -27,6 +27,7 @@ import (
"strconv"
"strings"
"tailscale.com/feature"
"tailscale.com/hostinfo"
"tailscale.com/types/lazy"
"tailscale.com/types/logger"
@ -252,9 +253,13 @@ func (up *Updater) getUpdateFunction() (fn updateFunction, canAutoUpdate bool) {
var canAutoUpdateCache lazy.SyncValue[bool]
// CanAutoUpdate reports whether auto-updating via the clientupdate package
func init() {
feature.HookCanAutoUpdate.Set(canAutoUpdate)
}
// canAutoUpdate reports whether auto-updating via the clientupdate package
// is supported for the current os/distro.
func CanAutoUpdate() bool { return canAutoUpdateCache.Get(canAutoUpdateUncached) }
func canAutoUpdate() bool { return canAutoUpdateCache.Get(canAutoUpdateUncached) }
func canAutoUpdateUncached() bool {
if version.IsMacSysExt() {

55
cmd/k8s-operator/depaware.txt
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@ -12,7 +12,7 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
github.com/coder/websocket/internal/util from github.com/coder/websocket
github.com/coder/websocket/internal/xsync from github.com/coder/websocket
💣 github.com/davecgh/go-spew/spew from k8s.io/apimachinery/pkg/util/dump
W 💣 github.com/dblohm7/wingoes from github.com/dblohm7/wingoes/com+
W 💣 github.com/dblohm7/wingoes from tailscale.com/net/tshttpproxy+
W 💣 github.com/dblohm7/wingoes/com from tailscale.com/util/osdiag+
W 💣 github.com/dblohm7/wingoes/com/automation from tailscale.com/util/osdiag/internal/wsc
W github.com/dblohm7/wingoes/internal from github.com/dblohm7/wingoes/com
@ -60,7 +60,7 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
github.com/google/gofuzz from k8s.io/apimachinery/pkg/apis/meta/v1+
github.com/google/gofuzz/bytesource from github.com/google/gofuzz
github.com/google/uuid from github.com/prometheus-community/pro-bing+
github.com/hdevalence/ed25519consensus from tailscale.com/clientupdate/distsign+
github.com/hdevalence/ed25519consensus from tailscale.com/tka
github.com/josharian/intern from github.com/mailru/easyjson/jlexer
L 💣 github.com/jsimonetti/rtnetlink from tailscale.com/net/netmon
L github.com/jsimonetti/rtnetlink/internal/unix from github.com/jsimonetti/rtnetlink
@ -686,8 +686,6 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
tailscale.com/client/tailscale from tailscale.com/cmd/k8s-operator+
tailscale.com/client/tailscale/apitype from tailscale.com/client/tailscale+
tailscale.com/client/web from tailscale.com/ipn/ipnlocal
tailscale.com/clientupdate from tailscale.com/client/web+
LW tailscale.com/clientupdate/distsign from tailscale.com/clientupdate
tailscale.com/control/controlbase from tailscale.com/control/controlhttp+
tailscale.com/control/controlclient from tailscale.com/ipn/ipnlocal+
tailscale.com/control/controlhttp from tailscale.com/control/controlclient
@ -780,7 +778,7 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
tailscale.com/net/tlsdial/blockblame from tailscale.com/net/tlsdial
tailscale.com/net/tsaddr from tailscale.com/client/web+
tailscale.com/net/tsdial from tailscale.com/control/controlclient+
💣 tailscale.com/net/tshttpproxy from tailscale.com/clientupdate/distsign+
💣 tailscale.com/net/tshttpproxy from tailscale.com/control/controlclient+
tailscale.com/net/tstun from tailscale.com/tsd+
tailscale.com/net/udprelay/endpoint from tailscale.com/wgengine/magicsock
tailscale.com/net/udprelay/status from tailscale.com/client/local
@ -829,7 +827,7 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
tailscale.com/util/cibuild from tailscale.com/health
tailscale.com/util/clientmetric from tailscale.com/cmd/k8s-operator+
tailscale.com/util/cloudenv from tailscale.com/hostinfo+
tailscale.com/util/cmpver from tailscale.com/clientupdate+
LW tailscale.com/util/cmpver from tailscale.com/net/dns+
tailscale.com/util/ctxkey from tailscale.com/client/tailscale/apitype+
💣 tailscale.com/util/deephash from tailscale.com/ipn/ipnlocal+
L 💣 tailscale.com/util/dirwalk from tailscale.com/metrics
@ -843,7 +841,7 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
tailscale.com/util/lineiter from tailscale.com/hostinfo+
tailscale.com/util/mak from tailscale.com/appc+
tailscale.com/util/multierr from tailscale.com/control/controlclient+
tailscale.com/util/must from tailscale.com/clientupdate/distsign+
tailscale.com/util/must from tailscale.com/logpolicy+
tailscale.com/util/nocasemaps from tailscale.com/types/ipproto
💣 tailscale.com/util/osdiag from tailscale.com/ipn/localapi
W 💣 tailscale.com/util/osdiag/internal/wsc from tailscale.com/util/osdiag
@ -869,8 +867,8 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
tailscale.com/util/truncate from tailscale.com/logtail
tailscale.com/util/usermetric from tailscale.com/health+
tailscale.com/util/vizerror from tailscale.com/tailcfg+
💣 tailscale.com/util/winutil from tailscale.com/clientupdate+
W 💣 tailscale.com/util/winutil/authenticode from tailscale.com/clientupdate+
💣 tailscale.com/util/winutil from tailscale.com/hostinfo+
W 💣 tailscale.com/util/winutil/authenticode from tailscale.com/util/osdiag
W 💣 tailscale.com/util/winutil/gp from tailscale.com/net/dns+
W tailscale.com/util/winutil/policy from tailscale.com/ipn/ipnlocal
W 💣 tailscale.com/util/winutil/winenv from tailscale.com/hostinfo+
@ -907,7 +905,7 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
golang.org/x/crypto/salsa20/salsa from golang.org/x/crypto/nacl/box+
LD golang.org/x/crypto/ssh from tailscale.com/ipn/ipnlocal
LD golang.org/x/crypto/ssh/internal/bcrypt_pbkdf from golang.org/x/crypto/ssh
golang.org/x/exp/constraints from github.com/dblohm7/wingoes/pe+
golang.org/x/exp/constraints from tailscale.com/tsweb/varz+
golang.org/x/exp/maps from sigs.k8s.io/controller-runtime/pkg/cache+
golang.org/x/exp/slices from tailscale.com/cmd/k8s-operator+
golang.org/x/net/bpf from github.com/mdlayher/genetlink+
@ -944,13 +942,12 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
golang.org/x/text/unicode/bidi from golang.org/x/net/idna+
golang.org/x/text/unicode/norm from golang.org/x/net/idna
golang.org/x/time/rate from gvisor.dev/gvisor/pkg/log+
archive/tar from tailscale.com/clientupdate
bufio from compress/flate+
bytes from archive/tar+
bytes from bufio+
cmp from github.com/gaissmai/bart+
compress/flate from compress/gzip+
compress/gzip from github.com/emicklei/go-restful/v3+
compress/zlib from debug/pe+
compress/zlib from github.com/emicklei/go-restful/v3+
container/heap from gvisor.dev/gvisor/pkg/tcpip/transport/tcp+
container/list from crypto/tls+
context from crypto/tls+
@ -1034,10 +1031,10 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
encoding/json from expvar+
encoding/pem from crypto/tls+
encoding/xml from github.com/emicklei/go-restful/v3+
errors from archive/tar+
errors from bufio+
expvar from github.com/prometheus/client_golang/prometheus+
flag from github.com/spf13/pflag+
fmt from archive/tar+
fmt from compress/flate+
go/ast from go/doc+
go/build/constraint from go/parser
go/doc from k8s.io/apimachinery/pkg/runtime
@ -1063,7 +1060,7 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
internal/filepathlite from os+
internal/fmtsort from fmt+
internal/goarch from crypto/internal/fips140deps/cpu+
internal/godebug from archive/tar+
internal/godebug from crypto/internal/fips140deps/godebug+
internal/godebugs from internal/godebug+
internal/goexperiment from hash/maphash+
internal/goos from crypto/x509+
@ -1100,8 +1097,8 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
internal/testlog from os
internal/trace/tracev2 from runtime+
internal/unsafeheader from internal/reflectlite+
io from archive/tar+
io/fs from archive/tar+
io from bufio+
io/fs from crypto/x509+
io/ioutil from github.com/digitalocean/go-smbios/smbios+
iter from go/ast+
log from expvar+
@ -1110,7 +1107,7 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
log/slog/internal from log/slog
log/slog/internal/buffer from log/slog
maps from sigs.k8s.io/controller-runtime/pkg/predicate+
math from archive/tar+
math from compress/flate+
math/big from crypto/dsa+
math/bits from compress/flate+
math/rand from github.com/google/go-cmp/cmp+
@ -1132,29 +1129,29 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
os from crypto/internal/sysrand+
os/exec from github.com/godbus/dbus/v5+
os/signal from sigs.k8s.io/controller-runtime/pkg/manager/signals
os/user from archive/tar+
path from archive/tar+
path/filepath from archive/tar+
reflect from archive/tar+
os/user from github.com/godbus/dbus/v5+
path from debug/dwarf+
path/filepath from crypto/x509+
reflect from crypto/x509+
regexp from github.com/davecgh/go-spew/spew+
regexp/syntax from regexp
runtime from archive/tar+
runtime from crypto/internal/fips140+
runtime/debug from github.com/coder/websocket/internal/xsync+
runtime/metrics from github.com/prometheus/client_golang/prometheus+
runtime/pprof from net/http/pprof+
runtime/trace from net/http/pprof
slices from encoding/base32+
sort from compress/flate+
strconv from archive/tar+
strings from archive/tar+
strconv from compress/flate+
strings from bufio+
W structs from internal/syscall/windows
sync from archive/tar+
sync from compress/flate+
sync/atomic from context+
syscall from archive/tar+
syscall from crypto/internal/sysrand+
text/tabwriter from k8s.io/apimachinery/pkg/util/diff+
text/template from html/template
text/template/parse from html/template+
time from archive/tar+
time from compress/gzip+
unicode from bytes+
unicode/utf16 from crypto/x509+
unicode/utf8 from bufio+

23
cmd/tailscale/cli/set.go
View File

@ -15,8 +15,8 @@ import (
"strings"
"github.com/peterbourgon/ff/v3/ffcli"
"tailscale.com/clientupdate"
"tailscale.com/cmd/tailscale/cli/ffcomplete"
"tailscale.com/feature/buildfeatures"
"tailscale.com/ipn"
"tailscale.com/net/netutil"
"tailscale.com/net/tsaddr"
@ -226,21 +226,14 @@ func runSet(ctx context.Context, args []string) (retErr error) {
return err
}
}
if maskedPrefs.AutoUpdateSet.ApplySet {
if !clientupdate.CanAutoUpdate() {
return errors.New("automatic updates are not supported on this platform")
if maskedPrefs.AutoUpdateSet.ApplySet && buildfeatures.HasClientUpdate && version.IsMacSysExt() {
apply := "0"
if maskedPrefs.AutoUpdate.Apply.EqualBool(true) {
apply = "1"
}
// On macsys, tailscaled will set the Sparkle auto-update setting. It
// does not use clientupdate.
if version.IsMacSysExt() {
apply := "0"
if maskedPrefs.AutoUpdate.Apply.EqualBool(true) {
apply = "1"
}
out, err := exec.Command("defaults", "write", "io.tailscale.ipn.macsys", "SUAutomaticallyUpdate", apply).CombinedOutput()
if err != nil {
return fmt.Errorf("failed to enable automatic updates: %v, %q", err, out)
}
out, err := exec.Command("defaults", "write", "io.tailscale.ipn.macsys", "SUAutomaticallyUpdate", apply).CombinedOutput()
if err != nil {
return fmt.Errorf("failed to enable automatic updates: %v, %q", err, out)
}
}

2
cmd/tailscale/depaware.txt
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@ -77,7 +77,7 @@ tailscale.com/cmd/tailscale dependencies: (generated by github.com/tailscale/dep
tailscale.com/client/tailscale from tailscale.com/internal/client/tailscale
tailscale.com/client/tailscale/apitype from tailscale.com/client/tailscale+
tailscale.com/client/web from tailscale.com/cmd/tailscale/cli
tailscale.com/clientupdate from tailscale.com/client/web+
tailscale.com/clientupdate from tailscale.com/cmd/tailscale/cli
LW tailscale.com/clientupdate/distsign from tailscale.com/clientupdate
tailscale.com/cmd/tailscale/cli from tailscale.com/cmd/tailscale
tailscale.com/cmd/tailscale/cli/ffcomplete from tailscale.com/cmd/tailscale/cli

61
cmd/tailscaled/depaware-minbox.txt
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@ -1,7 +1,5 @@
tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/depaware)
filippo.io/edwards25519 from github.com/hdevalence/ed25519consensus
filippo.io/edwards25519/field from filippo.io/edwards25519
github.com/digitalocean/go-smbios/smbios from tailscale.com/posture
github.com/gaissmai/bart from tailscale.com/net/ipset+
github.com/gaissmai/bart/internal/bitset from github.com/gaissmai/bart+
@ -13,7 +11,6 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
github.com/go-json-experiment/json/internal/jsonwire from github.com/go-json-experiment/json+
github.com/go-json-experiment/json/jsontext from github.com/go-json-experiment/json+
github.com/golang/groupcache/lru from tailscale.com/net/dnscache
github.com/hdevalence/ed25519consensus from tailscale.com/clientupdate/distsign
💣 github.com/jsimonetti/rtnetlink from tailscale.com/net/netmon
github.com/jsimonetti/rtnetlink/internal/unix from github.com/jsimonetti/rtnetlink
github.com/klauspost/compress from github.com/klauspost/compress/zstd
@ -44,8 +41,6 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
tailscale.com/appc from tailscale.com/ipn/ipnlocal+
tailscale.com/atomicfile from tailscale.com/ipn+
tailscale.com/client/tailscale/apitype from tailscale.com/ipn/ipnauth+
tailscale.com/clientupdate from tailscale.com/ipn/ipnlocal+
tailscale.com/clientupdate/distsign from tailscale.com/clientupdate
tailscale.com/cmd/tailscaled/childproc from tailscale.com/cmd/tailscaled
tailscale.com/control/controlbase from tailscale.com/control/controlhttp+
tailscale.com/control/controlclient from tailscale.com/cmd/tailscaled+
@ -65,7 +60,7 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
tailscale.com/feature/condregister/portmapper from tailscale.com/feature/condregister
tailscale.com/health from tailscale.com/cmd/tailscaled+
tailscale.com/health/healthmsg from tailscale.com/ipn/ipnlocal+
tailscale.com/hostinfo from tailscale.com/clientupdate+
tailscale.com/hostinfo from tailscale.com/cmd/tailscaled+
tailscale.com/internal/noiseconn from tailscale.com/control/controlclient
tailscale.com/ipn from tailscale.com/cmd/tailscaled+
tailscale.com/ipn/conffile from tailscale.com/cmd/tailscaled+
@ -116,7 +111,7 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
tailscale.com/net/tlsdial/blockblame from tailscale.com/net/tlsdial
tailscale.com/net/tsaddr from tailscale.com/ipn+
tailscale.com/net/tsdial from tailscale.com/cmd/tailscaled+
tailscale.com/net/tshttpproxy from tailscale.com/clientupdate/distsign+
tailscale.com/net/tshttpproxy from tailscale.com/cmd/tailscaled+
tailscale.com/net/tstun from tailscale.com/cmd/tailscaled+
tailscale.com/net/udprelay/endpoint from tailscale.com/wgengine/magicsock
tailscale.com/omit from tailscale.com/ipn/conffile
@ -142,7 +137,7 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
tailscale.com/types/flagtype from tailscale.com/cmd/tailscaled
tailscale.com/types/ipproto from tailscale.com/ipn+
tailscale.com/types/key from tailscale.com/cmd/tailscaled+
tailscale.com/types/lazy from tailscale.com/clientupdate+
tailscale.com/types/lazy from tailscale.com/hostinfo+
tailscale.com/types/logger from tailscale.com/appc+
tailscale.com/types/logid from tailscale.com/cmd/tailscaled+
tailscale.com/types/mapx from tailscale.com/ipn/ipnext
@ -161,7 +156,6 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
tailscale.com/util/cibuild from tailscale.com/health
tailscale.com/util/clientmetric from tailscale.com/appc+
tailscale.com/util/cloudenv from tailscale.com/hostinfo+
tailscale.com/util/cmpver from tailscale.com/clientupdate
tailscale.com/util/ctxkey from tailscale.com/client/tailscale/apitype+
💣 tailscale.com/util/deephash from tailscale.com/ipn/ipnlocal+
💣 tailscale.com/util/dirwalk from tailscale.com/metrics
@ -171,11 +165,11 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
tailscale.com/util/goroutines from tailscale.com/ipn/ipnlocal
tailscale.com/util/groupmember from tailscale.com/ipn/ipnauth
💣 tailscale.com/util/hashx from tailscale.com/util/deephash
tailscale.com/util/httpm from tailscale.com/clientupdate/distsign+
tailscale.com/util/httpm from tailscale.com/ipn/ipnlocal+
tailscale.com/util/lineiter from tailscale.com/hostinfo+
tailscale.com/util/mak from tailscale.com/appc+
tailscale.com/util/multierr from tailscale.com/cmd/tailscaled+
tailscale.com/util/must from tailscale.com/clientupdate/distsign+
tailscale.com/util/must from tailscale.com/logpolicy+
tailscale.com/util/nocasemaps from tailscale.com/types/ipproto
tailscale.com/util/osdiag from tailscale.com/ipn/localapi
tailscale.com/util/osshare from tailscale.com/cmd/tailscaled
@ -195,8 +189,8 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
tailscale.com/util/vizerror from tailscale.com/tailcfg+
tailscale.com/util/winutil from tailscale.com/ipn/ipnauth
tailscale.com/util/zstdframe from tailscale.com/control/controlclient
tailscale.com/version from tailscale.com/clientupdate+
tailscale.com/version/distro from tailscale.com/clientupdate+
tailscale.com/version from tailscale.com/cmd/tailscaled+
tailscale.com/version/distro from tailscale.com/cmd/tailscaled+
tailscale.com/wgengine from tailscale.com/cmd/tailscaled+
tailscale.com/wgengine/filter from tailscale.com/control/controlclient+
tailscale.com/wgengine/filter/filtertype from tailscale.com/types/netmap+
@ -249,9 +243,8 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
golang.org/x/text/unicode/bidi from golang.org/x/net/idna+
golang.org/x/text/unicode/norm from golang.org/x/net/idna
golang.org/x/time/rate from tailscale.com/derp
archive/tar from tailscale.com/clientupdate
bufio from compress/flate+
bytes from archive/tar+
bytes from bufio+
cmp from encoding/json+
compress/flate from compress/gzip
compress/gzip from golang.org/x/net/http2+
@ -329,10 +322,10 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
encoding/hex from crypto/x509+
encoding/json from expvar+
encoding/pem from crypto/tls+
errors from archive/tar+
errors from bufio+
expvar from tailscale.com/health+
flag from tailscale.com/cmd/tailscaled+
fmt from archive/tar+
fmt from compress/flate+
hash from crypto+
hash/crc32 from compress/gzip+
hash/maphash from go4.org/mem
@ -348,7 +341,7 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
internal/filepathlite from os+
internal/fmtsort from fmt
internal/goarch from crypto/internal/fips140deps/cpu+
internal/godebug from archive/tar+
internal/godebug from crypto/internal/fips140deps/godebug+
internal/godebugs from internal/godebug+
internal/goexperiment from hash/maphash+
internal/goos from crypto/x509+
@ -379,14 +372,14 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
internal/testlog from os
internal/trace/tracev2 from runtime+
internal/unsafeheader from internal/reflectlite+
io from archive/tar+
io/fs from archive/tar+
io from bufio+
io/fs from crypto/x509+
io/ioutil from github.com/digitalocean/go-smbios/smbios
iter from bytes+
log from expvar+
log/internal from log
maps from archive/tar+
math from archive/tar+
maps from crypto/x509+
math from compress/flate+
math/big from crypto/dsa+
math/bits from bytes+
math/rand from github.com/mdlayher/netlink+
@ -405,27 +398,27 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
net/textproto from golang.org/x/net/http/httpguts+
net/url from crypto/x509+
os from crypto/internal/sysrand+
os/exec from tailscale.com/clientupdate+
os/exec from tailscale.com/hostinfo+
os/signal from tailscale.com/cmd/tailscaled
os/user from archive/tar+
path from archive/tar+
path/filepath from archive/tar+
reflect from archive/tar+
os/user from tailscale.com/ipn/ipnauth+
path from io/fs+
path/filepath from crypto/x509+
reflect from crypto/x509+
regexp from internal/profile+
regexp/syntax from regexp
runtime from archive/tar+
runtime from crypto/internal/fips140+
runtime/debug from github.com/klauspost/compress/zstd+
runtime/pprof from net/http/pprof+
runtime/trace from net/http/pprof
slices from archive/tar+
slices from crypto/tls+
sort from compress/flate+
strconv from archive/tar+
strings from archive/tar+
sync from archive/tar+
strconv from compress/flate+
strings from bufio+
sync from compress/flate+
sync/atomic from context+
syscall from archive/tar+
syscall from crypto/internal/sysrand+
text/tabwriter from runtime/pprof
time from archive/tar+
time from compress/gzip+
unicode from bytes+
unicode/utf16 from crypto/x509+
unicode/utf8 from bufio+

3
cmd/tailscaled/depaware.txt
View File

@ -246,7 +246,7 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
tailscale.com/client/local from tailscale.com/client/web+
tailscale.com/client/tailscale/apitype from tailscale.com/client/local+
tailscale.com/client/web from tailscale.com/ipn/ipnlocal
tailscale.com/clientupdate from tailscale.com/client/web+
tailscale.com/clientupdate from tailscale.com/feature/clientupdate
LW tailscale.com/clientupdate/distsign from tailscale.com/clientupdate
tailscale.com/cmd/tailscaled/childproc from tailscale.com/cmd/tailscaled+
tailscale.com/cmd/tailscaled/tailscaledhooks from tailscale.com/cmd/tailscaled+
@ -273,6 +273,7 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
tailscale.com/feature from tailscale.com/feature/wakeonlan+
tailscale.com/feature/buildfeatures from tailscale.com/wgengine/magicsock+
tailscale.com/feature/capture from tailscale.com/feature/condregister
tailscale.com/feature/clientupdate from tailscale.com/feature/condregister
tailscale.com/feature/condregister from tailscale.com/cmd/tailscaled
tailscale.com/feature/condregister/portmapper from tailscale.com/feature/condregister
tailscale.com/feature/debugportmapper from tailscale.com/feature/condregister

67
cmd/tsidp/depaware.txt
View File

@ -9,7 +9,7 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
github.com/coder/websocket/internal/errd from github.com/coder/websocket
github.com/coder/websocket/internal/util from github.com/coder/websocket
github.com/coder/websocket/internal/xsync from github.com/coder/websocket
W 💣 github.com/dblohm7/wingoes from github.com/dblohm7/wingoes/com+
W 💣 github.com/dblohm7/wingoes from tailscale.com/net/tshttpproxy+
W 💣 github.com/dblohm7/wingoes/com from tailscale.com/util/osdiag+
W 💣 github.com/dblohm7/wingoes/com/automation from tailscale.com/util/osdiag/internal/wsc
W github.com/dblohm7/wingoes/internal from github.com/dblohm7/wingoes/com
@ -28,8 +28,8 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
L 💣 github.com/godbus/dbus/v5 from tailscale.com/net/dns
github.com/golang/groupcache/lru from tailscale.com/net/dnscache
github.com/google/btree from gvisor.dev/gvisor/pkg/tcpip/header+
DW github.com/google/uuid from github.com/prometheus-community/pro-bing+
github.com/hdevalence/ed25519consensus from tailscale.com/clientupdate/distsign+
D github.com/google/uuid from github.com/prometheus-community/pro-bing
github.com/hdevalence/ed25519consensus from tailscale.com/tka
L 💣 github.com/jsimonetti/rtnetlink from tailscale.com/net/netmon
L github.com/jsimonetti/rtnetlink/internal/unix from github.com/jsimonetti/rtnetlink
github.com/klauspost/compress from github.com/klauspost/compress/zstd
@ -128,8 +128,6 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
tailscale.com/client/tailscale from tailscale.com/internal/client/tailscale
tailscale.com/client/tailscale/apitype from tailscale.com/client/local+
tailscale.com/client/web from tailscale.com/ipn/ipnlocal
tailscale.com/clientupdate from tailscale.com/client/web+
LW tailscale.com/clientupdate/distsign from tailscale.com/clientupdate
tailscale.com/control/controlbase from tailscale.com/control/controlhttp+
tailscale.com/control/controlclient from tailscale.com/ipn/ipnext+
tailscale.com/control/controlhttp from tailscale.com/control/controlclient
@ -208,7 +206,7 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
tailscale.com/net/tlsdial/blockblame from tailscale.com/net/tlsdial
tailscale.com/net/tsaddr from tailscale.com/client/web+
tailscale.com/net/tsdial from tailscale.com/control/controlclient+
💣 tailscale.com/net/tshttpproxy from tailscale.com/clientupdate/distsign+
💣 tailscale.com/net/tshttpproxy from tailscale.com/control/controlclient+
tailscale.com/net/tstun from tailscale.com/tsd+
tailscale.com/net/udprelay/endpoint from tailscale.com/wgengine/magicsock
tailscale.com/net/udprelay/status from tailscale.com/client/local
@ -237,7 +235,7 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
tailscale.com/types/empty from tailscale.com/ipn+
tailscale.com/types/ipproto from tailscale.com/ipn+
tailscale.com/types/key from tailscale.com/client/local+
tailscale.com/types/lazy from tailscale.com/clientupdate+
tailscale.com/types/lazy from tailscale.com/cmd/tsidp+
tailscale.com/types/logger from tailscale.com/appc+
tailscale.com/types/logid from tailscale.com/ipn/ipnlocal+
tailscale.com/types/mapx from tailscale.com/ipn/ipnext
@ -256,12 +254,12 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
tailscale.com/util/cibuild from tailscale.com/health
tailscale.com/util/clientmetric from tailscale.com/appc+
tailscale.com/util/cloudenv from tailscale.com/hostinfo+
tailscale.com/util/cmpver from tailscale.com/clientupdate+
LW tailscale.com/util/cmpver from tailscale.com/net/dns+
tailscale.com/util/ctxkey from tailscale.com/client/tailscale/apitype+
💣 tailscale.com/util/deephash from tailscale.com/ipn/ipnlocal+
L 💣 tailscale.com/util/dirwalk from tailscale.com/metrics
tailscale.com/util/dnsname from tailscale.com/appc+
tailscale.com/util/eventbus from tailscale.com/ipn/localapi+
tailscale.com/util/eventbus from tailscale.com/client/local+
tailscale.com/util/execqueue from tailscale.com/appc+
tailscale.com/util/goroutines from tailscale.com/ipn/ipnlocal
tailscale.com/util/groupmember from tailscale.com/client/web+
@ -270,7 +268,7 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
tailscale.com/util/lineiter from tailscale.com/hostinfo+
tailscale.com/util/mak from tailscale.com/appc+
tailscale.com/util/multierr from tailscale.com/control/controlclient+
tailscale.com/util/must from tailscale.com/clientupdate/distsign+
tailscale.com/util/must from tailscale.com/cmd/tsidp+
tailscale.com/util/nocasemaps from tailscale.com/types/ipproto
💣 tailscale.com/util/osdiag from tailscale.com/ipn/localapi
W 💣 tailscale.com/util/osdiag/internal/wsc from tailscale.com/util/osdiag
@ -296,8 +294,8 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
tailscale.com/util/truncate from tailscale.com/logtail
tailscale.com/util/usermetric from tailscale.com/health+
tailscale.com/util/vizerror from tailscale.com/tailcfg+
💣 tailscale.com/util/winutil from tailscale.com/clientupdate+
W 💣 tailscale.com/util/winutil/authenticode from tailscale.com/clientupdate+
💣 tailscale.com/util/winutil from tailscale.com/hostinfo+
W 💣 tailscale.com/util/winutil/authenticode from tailscale.com/util/osdiag
W 💣 tailscale.com/util/winutil/gp from tailscale.com/net/dns+
W tailscale.com/util/winutil/policy from tailscale.com/ipn/ipnlocal
W 💣 tailscale.com/util/winutil/winenv from tailscale.com/hostinfo+
@ -336,7 +334,7 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
golang.org/x/crypto/salsa20/salsa from golang.org/x/crypto/nacl/box+
LD golang.org/x/crypto/ssh from tailscale.com/ipn/ipnlocal
LD golang.org/x/crypto/ssh/internal/bcrypt_pbkdf from golang.org/x/crypto/ssh
golang.org/x/exp/constraints from github.com/dblohm7/wingoes/pe+
golang.org/x/exp/constraints from tailscale.com/tsweb/varz+
golang.org/x/exp/maps from tailscale.com/ipn/store/mem+
golang.org/x/net/bpf from github.com/mdlayher/genetlink+
golang.org/x/net/dns/dnsmessage from net+
@ -371,9 +369,8 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
golang.org/x/text/unicode/bidi from golang.org/x/net/idna+
golang.org/x/text/unicode/norm from golang.org/x/net/idna
golang.org/x/time/rate from gvisor.dev/gvisor/pkg/log+
archive/tar from tailscale.com/clientupdate
bufio from compress/flate+
bytes from archive/tar+
bytes from bufio+
cmp from encoding/json+
compress/flate from compress/gzip+
compress/gzip from golang.org/x/net/http2+
@ -446,7 +443,7 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
crypto/x509 from crypto/tls+
D crypto/x509/internal/macos from crypto/x509
crypto/x509/pkix from crypto/x509+
DW database/sql/driver from github.com/google/uuid
D database/sql/driver from github.com/google/uuid
W debug/dwarf from debug/pe
W debug/pe from github.com/dblohm7/wingoes/pe
embed from github.com/tailscale/web-client-prebuilt+
@ -459,11 +456,11 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
encoding/json from expvar+
encoding/pem from crypto/tls+
encoding/xml from github.com/tailscale/goupnp+
errors from archive/tar+
errors from bufio+
expvar from tailscale.com/health+
flag from tailscale.com/cmd/tsidp+
fmt from archive/tar+
hash from compress/zlib+
fmt from compress/flate+
hash from crypto+
W hash/adler32 from compress/zlib
hash/crc32 from compress/gzip+
hash/maphash from go4.org/mem
@ -480,7 +477,7 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
internal/filepathlite from os+
internal/fmtsort from fmt+
internal/goarch from crypto/internal/fips140deps/cpu+
internal/godebug from archive/tar+
internal/godebug from crypto/internal/fips140deps/godebug+
internal/godebugs from internal/godebug+
internal/goexperiment from hash/maphash+
internal/goos from crypto/x509+
@ -516,14 +513,14 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
internal/testlog from os
internal/trace/tracev2 from runtime+
internal/unsafeheader from internal/reflectlite+
io from archive/tar+
io/fs from archive/tar+
io from bufio+
io/fs from crypto/x509+
io/ioutil from github.com/digitalocean/go-smbios/smbios+
iter from bytes+
log from expvar+
log/internal from log
maps from archive/tar+
math from archive/tar+
maps from crypto/x509+
math from compress/flate+
math/big from crypto/dsa+
math/bits from bytes+
math/rand from github.com/fxamacker/cbor/v2+
@ -545,28 +542,28 @@ tailscale.com/cmd/tsidp dependencies: (generated by github.com/tailscale/depawar
os from crypto/internal/sysrand+
os/exec from github.com/godbus/dbus/v5+
os/signal from tailscale.com/cmd/tsidp
os/user from archive/tar+
path from archive/tar+
path/filepath from archive/tar+
reflect from archive/tar+
os/user from github.com/godbus/dbus/v5+
path from debug/dwarf+
path/filepath from crypto/x509+
reflect from crypto/x509+
regexp from github.com/tailscale/goupnp/httpu+
regexp/syntax from regexp
runtime from archive/tar+
runtime from crypto/internal/fips140+
runtime/debug from github.com/coder/websocket/internal/xsync+
runtime/pprof from net/http/pprof+
runtime/trace from net/http/pprof
slices from archive/tar+
slices from crypto/tls+
sort from compress/flate+
strconv from archive/tar+
strings from archive/tar+
strconv from compress/flate+
strings from bufio+
W structs from internal/syscall/windows
sync from archive/tar+
sync from compress/flate+
sync/atomic from context+
syscall from archive/tar+
syscall from crypto/internal/sysrand+
text/tabwriter from runtime/pprof
text/template from html/template
text/template/parse from html/template+
time from archive/tar+
time from compress/gzip+
unicode from bytes+
unicode/utf16 from crypto/x509+
unicode/utf8 from bufio+

13
feature/buildfeatures/feature_clientupdate_disabled.go Normal file
View File

@ -0,0 +1,13 @@
// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
// Code generated by gen.go; DO NOT EDIT.
//go:build ts_omit_clientupdate
package buildfeatures
// HasClientUpdate is whether the binary was built with support for modular feature "Client auto-update support".
// Specifically, it's whether the binary was NOT built with the "ts_omit_clientupdate" build tag.
// It's a const so it can be used for dead code elimination.
const HasClientUpdate = false

13
feature/buildfeatures/feature_clientupdate_enabled.go Normal file
View File

@ -0,0 +1,13 @@
// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
// Code generated by gen.go; DO NOT EDIT.
//go:build !ts_omit_clientupdate
package buildfeatures
// HasClientUpdate is whether the binary was built with support for modular feature "Client auto-update support".
// Specifically, it's whether the binary was NOT built with the "ts_omit_clientupdate" build tag.
// It's a const so it can be used for dead code elimination.
const HasClientUpdate = true

530
feature/clientupdate/clientupdate.go Normal file
View File

@ -0,0 +1,530 @@
// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
// Package clientupdate enables the client update feature.
package clientupdate
import (
"bytes"
"context"
"encoding/json"
"errors"
"fmt"
"net/http"
"os"
"os/exec"
"path/filepath"
"runtime"
"strconv"
"strings"
"sync"
"time"
"tailscale.com/clientupdate"
"tailscale.com/envknob"
"tailscale.com/feature"
"tailscale.com/ipn"
"tailscale.com/ipn/ipnext"
"tailscale.com/ipn/ipnlocal"
"tailscale.com/ipn/ipnstate"
"tailscale.com/ipn/localapi"
"tailscale.com/tailcfg"
"tailscale.com/types/logger"
"tailscale.com/util/httpm"
"tailscale.com/version"
"tailscale.com/version/distro"
)
func init() {
ipnext.RegisterExtension("clientupdate", newExt)
// C2N
ipnlocal.RegisterC2N("GET /update", handleC2NUpdateGet)
ipnlocal.RegisterC2N("POST /update", handleC2NUpdatePost)
// LocalAPI:
localapi.Register("update/install", serveUpdateInstall)
localapi.Register("update/progress", serveUpdateProgress)
}
func newExt(logf logger.Logf, sb ipnext.SafeBackend) (ipnext.Extension, error) {
return &extension{
logf: logf,
sb: sb,
lastSelfUpdateState: ipnstate.UpdateFinished,
}, nil
}
type extension struct {
logf logger.Logf
sb ipnext.SafeBackend
mu sync.Mutex
// c2nUpdateStatus is the status of c2n-triggered client update.
c2nUpdateStatus updateStatus
prefs ipn.PrefsView
state ipn.State
lastSelfUpdateState ipnstate.SelfUpdateStatus
selfUpdateProgress []ipnstate.UpdateProgress
// offlineAutoUpdateCancel stops offline auto-updates when called. It
// should be used via stopOfflineAutoUpdate and
// maybeStartOfflineAutoUpdate. It is nil when offline auto-updates are
// not running.
//
//lint:ignore U1000 only used in Linux and Windows builds in autoupdate.go
offlineAutoUpdateCancel func()
}
func (e *extension) Name() string { return "clientupdate" }
func (e *extension) Init(h ipnext.Host) error {
h.Hooks().ProfileStateChange.Add(e.onChangeProfile)
h.Hooks().BackendStateChange.Add(e.onBackendStateChange)
// TODO(nickkhyl): remove this after the profileManager refactoring.
// See tailscale/tailscale#15974.
// This same workaround appears in feature/portlist/portlist.go.
profile, prefs := h.Profiles().CurrentProfileState()
e.onChangeProfile(profile, prefs, false)
return nil
}
func (e *extension) Shutdown() error {
e.stopOfflineAutoUpdate()
return nil
}
func (e *extension) onBackendStateChange(newState ipn.State) {
e.mu.Lock()
defer e.mu.Unlock()
e.state = newState
e.updateOfflineAutoUpdateLocked()
}
func (e *extension) onChangeProfile(profile ipn.LoginProfileView, prefs ipn.PrefsView, sameNode bool) {
e.mu.Lock()
defer e.mu.Unlock()
e.prefs = prefs
e.updateOfflineAutoUpdateLocked()
}
func (e *extension) updateOfflineAutoUpdateLocked() {
want := e.prefs.Valid() && e.prefs.AutoUpdate().Apply.EqualBool(true) &&
e.state != ipn.Running && e.state != ipn.Starting
cur := e.offlineAutoUpdateCancel != nil
if want && !cur {
e.maybeStartOfflineAutoUpdateLocked(e.prefs)
} else if !want && cur {
e.stopOfflineAutoUpdateLocked()
}
}
type updateStatus struct {
started bool
}
func (e *extension) clearSelfUpdateProgress() {
e.mu.Lock()
defer e.mu.Unlock()
e.selfUpdateProgress = make([]ipnstate.UpdateProgress, 0)
e.lastSelfUpdateState = ipnstate.UpdateFinished
}
func (e *extension) GetSelfUpdateProgress() []ipnstate.UpdateProgress {
e.mu.Lock()
defer e.mu.Unlock()
res := make([]ipnstate.UpdateProgress, len(e.selfUpdateProgress))
copy(res, e.selfUpdateProgress)
return res
}
func (e *extension) DoSelfUpdate() {
e.mu.Lock()
updateState := e.lastSelfUpdateState
e.mu.Unlock()
// don't start an update if one is already in progress
if updateState == ipnstate.UpdateInProgress {
return
}
e.clearSelfUpdateProgress()
e.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateInProgress, ""))
up, err := clientupdate.NewUpdater(clientupdate.Arguments{
Logf: func(format string, args ...any) {
e.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateInProgress, fmt.Sprintf(format, args...)))
},
})
if err != nil {
e.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateFailed, err.Error()))
}
err = up.Update()
if err != nil {
e.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateFailed, err.Error()))
} else {
e.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateFinished, "tailscaled did not restart; please restart Tailscale manually."))
}
}
// serveUpdateInstall sends a request to the LocalBackend to start a Tailscale
// self-update. A successful response does not indicate whether the update
// succeeded, only that the request was accepted. Clients should use
// serveUpdateProgress after pinging this endpoint to check how the update is
// going.
func serveUpdateInstall(h *localapi.Handler, w http.ResponseWriter, r *http.Request) {
if r.Method != httpm.POST {
http.Error(w, "only POST allowed", http.StatusMethodNotAllowed)
return
}
b := h.LocalBackend()
ext, ok := ipnlocal.GetExt[*extension](b)
if !ok {
http.Error(w, "clientupdate extension not found", http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusAccepted)
go ext.DoSelfUpdate()
}
// serveUpdateProgress returns the status of an in-progress Tailscale self-update.
// This is provided as a slice of ipnstate.UpdateProgress structs with various
// log messages in order from oldest to newest. If an update is not in progress,
// the returned slice will be empty.
func serveUpdateProgress(h *localapi.Handler, w http.ResponseWriter, r *http.Request) {
if r.Method != httpm.GET {
http.Error(w, "only GET allowed", http.StatusMethodNotAllowed)
return
}
b := h.LocalBackend()
ext, ok := ipnlocal.GetExt[*extension](b)
if !ok {
http.Error(w, "clientupdate extension not found", http.StatusInternalServerError)
return
}
ups := ext.GetSelfUpdateProgress()
json.NewEncoder(w).Encode(ups)
}
func (e *extension) pushSelfUpdateProgress(up ipnstate.UpdateProgress) {
e.mu.Lock()
defer e.mu.Unlock()
e.selfUpdateProgress = append(e.selfUpdateProgress, up)
e.lastSelfUpdateState = up.Status
}
func handleC2NUpdateGet(b *ipnlocal.LocalBackend, w http.ResponseWriter, r *http.Request) {
e, ok := ipnlocal.GetExt[*extension](b)
if !ok {
http.Error(w, "clientupdate extension not found", http.StatusInternalServerError)
return
}
e.logf("c2n: GET /update received")
res := e.newC2NUpdateResponse()
res.Started = e.c2nUpdateStarted()
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(res)
}
func handleC2NUpdatePost(b *ipnlocal.LocalBackend, w http.ResponseWriter, r *http.Request) {
e, ok := ipnlocal.GetExt[*extension](b)
if !ok {
http.Error(w, "clientupdate extension not found", http.StatusInternalServerError)
return
}
e.logf("c2n: POST /update received")
res := e.newC2NUpdateResponse()
defer func() {
if res.Err != "" {
e.logf("c2n: POST /update failed: %s", res.Err)
}
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(res)
}()
if !res.Enabled {
res.Err = "not enabled"
return
}
if !res.Supported {
res.Err = "not supported"
return
}
// Do not update if we have active inbound SSH connections. Control can set
// force=true query parameter to override this.
if r.FormValue("force") != "true" && b.ActiveSSHConns() > 0 {
res.Err = "not updating due to active SSH connections"
return
}
if err := e.startAutoUpdate("c2n"); err != nil {
res.Err = err.Error()
return
}
res.Started = true
}
func (e *extension) newC2NUpdateResponse() tailcfg.C2NUpdateResponse {
e.mu.Lock()
defer e.mu.Unlock()
// If NewUpdater does not return an error, we can update the installation.
//
// Note that we create the Updater solely to check for errors; we do not
// invoke it here. For this purpose, it is ok to pass it a zero Arguments.
var upPref ipn.AutoUpdatePrefs
if e.prefs.Valid() {
upPref = e.prefs.AutoUpdate()
}
return tailcfg.C2NUpdateResponse{
Enabled: envknob.AllowsRemoteUpdate() || upPref.Apply.EqualBool(true),
Supported: feature.CanAutoUpdate() && !version.IsMacSysExt(),
}
}
func (e *extension) c2nUpdateStarted() bool {
e.mu.Lock()
defer e.mu.Unlock()
return e.c2nUpdateStatus.started
}
func (e *extension) setC2NUpdateStarted(v bool) {
e.mu.Lock()
defer e.mu.Unlock()
e.c2nUpdateStatus.started = v
}
func (e *extension) trySetC2NUpdateStarted() bool {
e.mu.Lock()
defer e.mu.Unlock()
if e.c2nUpdateStatus.started {
return false
}
e.c2nUpdateStatus.started = true
return true
}
// findCmdTailscale looks for the cmd/tailscale that corresponds to the
// currently running cmd/tailscaled. It's up to the caller to verify that the
// two match, but this function does its best to find the right one. Notably, it
// doesn't use $PATH for security reasons.
func findCmdTailscale() (string, error) {
self, err := os.Executable()
if err != nil {
return "", err
}
var ts string
switch runtime.GOOS {
case "linux":
if self == "/usr/sbin/tailscaled" || self == "/usr/bin/tailscaled" {
ts = "/usr/bin/tailscale"
}
if self == "/usr/local/sbin/tailscaled" || self == "/usr/local/bin/tailscaled" {
ts = "/usr/local/bin/tailscale"
}
switch distro.Get() {
case distro.QNAP:
// The volume under /share/ where qpkg are installed is not
// predictable. But the rest of the path is.
ok, err := filepath.Match("/share/*/.qpkg/Tailscale/tailscaled", self)
if err == nil && ok {
ts = filepath.Join(filepath.Dir(self), "tailscale")
}
case distro.Unraid:
if self == "/usr/local/emhttp/plugins/tailscale/bin/tailscaled" {
ts = "/usr/local/emhttp/plugins/tailscale/bin/tailscale"
}
}
case "windows":
ts = filepath.Join(filepath.Dir(self), "tailscale.exe")
case "freebsd", "openbsd":
if self == "/usr/local/bin/tailscaled" {
ts = "/usr/local/bin/tailscale"
}
default:
return "", fmt.Errorf("unsupported OS %v", runtime.GOOS)
}
if ts != "" && regularFileExists(ts) {
return ts, nil
}
return "", errors.New("tailscale executable not found in expected place")
}
func tailscaleUpdateCmd(cmdTS string) *exec.Cmd {
defaultCmd := exec.Command(cmdTS, "update", "--yes")
if runtime.GOOS != "linux" {
return defaultCmd
}
if _, err := exec.LookPath("systemd-run"); err != nil {
return defaultCmd
}
// When systemd-run is available, use it to run the update command. This
// creates a new temporary unit separate from the tailscaled unit. When
// tailscaled is restarted during the update, systemd won't kill this
// temporary update unit, which could cause unexpected breakage.
//
// We want to use a few optional flags:
// * --wait, to block the update command until completion (added in systemd 232)
// * --pipe, to collect stdout/stderr (added in systemd 235)
// * --collect, to clean up failed runs from memory (added in systemd 236)
//
// We need to check the version of systemd to figure out if those flags are
// available.
//
// The output will look like:
//
// systemd 255 (255.7-1-arch)
// +PAM +AUDIT ... other feature flags ...
systemdVerOut, err := exec.Command("systemd-run", "--version").Output()
if err != nil {
return defaultCmd
}
parts := strings.Fields(string(systemdVerOut))
if len(parts) < 2 || parts[0] != "systemd" {
return defaultCmd
}
systemdVer, err := strconv.Atoi(parts[1])
if err != nil {
return defaultCmd
}
if systemdVer >= 236 {
return exec.Command("systemd-run", "--wait", "--pipe", "--collect", cmdTS, "update", "--yes")
} else if systemdVer >= 235 {
return exec.Command("systemd-run", "--wait", "--pipe", cmdTS, "update", "--yes")
} else if systemdVer >= 232 {
return exec.Command("systemd-run", "--wait", cmdTS, "update", "--yes")
} else {
return exec.Command("systemd-run", cmdTS, "update", "--yes")
}
}
func regularFileExists(path string) bool {
fi, err := os.Stat(path)
return err == nil && fi.Mode().IsRegular()
}
// startAutoUpdate triggers an auto-update attempt. The actual update happens
// asynchronously. If another update is in progress, an error is returned.
func (e *extension) startAutoUpdate(logPrefix string) (retErr error) {
// Check if update was already started, and mark as started.
if !e.trySetC2NUpdateStarted() {
return errors.New("update already started")
}
defer func() {
// Clear the started flag if something failed.
if retErr != nil {
e.setC2NUpdateStarted(false)
}
}()
cmdTS, err := findCmdTailscale()
if err != nil {
return fmt.Errorf("failed to find cmd/tailscale binary: %w", err)
}
var ver struct {
Long string `json:"long"`
}
out, err := exec.Command(cmdTS, "version", "--json").Output()
if err != nil {
return fmt.Errorf("failed to find cmd/tailscale binary: %w", err)
}
if err := json.Unmarshal(out, &ver); err != nil {
return fmt.Errorf("invalid JSON from cmd/tailscale version --json: %w", err)
}
if ver.Long != version.Long() {
return fmt.Errorf("cmd/tailscale version %q does not match tailscaled version %q", ver.Long, version.Long())
}
cmd := tailscaleUpdateCmd(cmdTS)
buf := new(bytes.Buffer)
cmd.Stdout = buf
cmd.Stderr = buf
e.logf("%s: running %q", logPrefix, strings.Join(cmd.Args, " "))
if err := cmd.Start(); err != nil {
return fmt.Errorf("failed to start cmd/tailscale update: %w", err)
}
go func() {
if err := cmd.Wait(); err != nil {
e.logf("%s: update command failed: %v, output: %s", logPrefix, err, buf)
} else {
e.logf("%s: update attempt complete", logPrefix)
}
e.setC2NUpdateStarted(false)
}()
return nil
}
func (e *extension) stopOfflineAutoUpdate() {
e.mu.Lock()
defer e.mu.Unlock()
e.stopOfflineAutoUpdateLocked()
}
func (e *extension) stopOfflineAutoUpdateLocked() {
if e.offlineAutoUpdateCancel == nil {
return
}
e.logf("offline auto-update: stopping update checks")
e.offlineAutoUpdateCancel()
e.offlineAutoUpdateCancel = nil
}
// e.mu must be held
func (e *extension) maybeStartOfflineAutoUpdateLocked(prefs ipn.PrefsView) {
if !prefs.Valid() || !prefs.AutoUpdate().Apply.EqualBool(true) {
return
}
// AutoUpdate.Apply field in prefs can only be true for platforms that
// support auto-updates. But check it here again, just in case.
if !feature.CanAutoUpdate() {
return
}
// On macsys, auto-updates are managed by Sparkle.
if version.IsMacSysExt() {
return
}
if e.offlineAutoUpdateCancel != nil {
// Already running.
return
}
ctx, cancel := context.WithCancel(context.Background())
e.offlineAutoUpdateCancel = cancel
e.logf("offline auto-update: starting update checks")
go e.offlineAutoUpdate(ctx)
}
const offlineAutoUpdateCheckPeriod = time.Hour
func (e *extension) offlineAutoUpdate(ctx context.Context) {
t := time.NewTicker(offlineAutoUpdateCheckPeriod)
defer t.Stop()
for {
select {
case <-ctx.Done():
return
case <-t.C:
}
if err := e.startAutoUpdate("offline auto-update"); err != nil {
e.logf("offline auto-update: failed: %v", err)
}
}
}

8
feature/condregister/maybe_clientupdate.go Normal file
View File

@ -0,0 +1,8 @@
// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
//go:build !ts_omit_clientupdate
package condregister
import _ "tailscale.com/feature/clientupdate"

1
feature/featuretags/featuretags.go
View File

@ -97,6 +97,7 @@ var Features = map[FeatureTag]FeatureMeta{
"capture": {"Capture", "Packet capture", nil},
"cli": {"CLI", "embed the CLI into the tailscaled binary", nil},
"cliconndiag": {"CLIConnDiag", "CLI connection error diagnostics", nil},
"clientupdate": {"ClientUpdate", "Client auto-update support", nil},
"completion": {"Completion", "CLI shell completion", nil},
"dbus": {"DBus", "Linux DBus support", nil},
"debugeventbus": {"DebugEventBus", "eventbus debug support", nil},

17
feature/hooks.go Normal file
View File

@ -0,0 +1,17 @@
// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
package feature
// HookCanAutoUpdate is a hook for the clientupdate package
// to conditionally initialize.
var HookCanAutoUpdate Hook[func() bool]
// CanAutoUpdate reports whether the current binary is built with auto-update
// support and, if so, whether the current platform supports it.
func CanAutoUpdate() bool {
if f, ok := HookCanAutoUpdate.GetOk(); ok {
return f()
}
return false
}

65
ipn/ipnlocal/autoupdate.go
View File

@ -1,65 +0,0 @@
// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
//go:build linux || windows
package ipnlocal
import (
"context"
"time"
"tailscale.com/clientupdate"
"tailscale.com/ipn"
"tailscale.com/version"
)
func (b *LocalBackend) stopOfflineAutoUpdate() {
if b.offlineAutoUpdateCancel != nil {
b.logf("offline auto-update: stopping update checks")
b.offlineAutoUpdateCancel()
b.offlineAutoUpdateCancel = nil
}
}
func (b *LocalBackend) maybeStartOfflineAutoUpdate(prefs ipn.PrefsView) {
if !prefs.AutoUpdate().Apply.EqualBool(true) {
return
}
// AutoUpdate.Apply field in prefs can only be true for platforms that
// support auto-updates. But check it here again, just in case.
if !clientupdate.CanAutoUpdate() {
return
}
// On macsys, auto-updates are managed by Sparkle.
if version.IsMacSysExt() {
return
}
if b.offlineAutoUpdateCancel != nil {
// Already running.
return
}
ctx, cancel := context.WithCancel(context.Background())
b.offlineAutoUpdateCancel = cancel
b.logf("offline auto-update: starting update checks")
go b.offlineAutoUpdate(ctx)
}
const offlineAutoUpdateCheckPeriod = time.Hour
func (b *LocalBackend) offlineAutoUpdate(ctx context.Context) {
t := time.NewTicker(offlineAutoUpdateCheckPeriod)
defer t.Stop()
for {
select {
case <-ctx.Done():
return
case <-t.C:
}
if err := b.startAutoUpdate("offline auto-update"); err != nil {
b.logf("offline auto-update: failed: %v", err)
}
}
}

18
ipn/ipnlocal/autoupdate_disabled.go
View File

@ -1,18 +0,0 @@
// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
//go:build !(linux || windows)
package ipnlocal
import (
"tailscale.com/ipn"
)
func (b *LocalBackend) stopOfflineAutoUpdate() {
// Not supported on this platform.
}
func (b *LocalBackend) maybeStartOfflineAutoUpdate(prefs ipn.PrefsView) {
// Not supported on this platform.
}

190
ipn/ipnlocal/c2n.go
View File

@ -5,23 +5,16 @@ package ipnlocal
import (
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"os"
"os/exec"
"path"
"path/filepath"
"reflect"
"runtime"
"strconv"
"strings"
"time"
"tailscale.com/clientupdate"
"tailscale.com/control/controlclient"
"tailscale.com/envknob"
"tailscale.com/ipn"
"tailscale.com/net/sockstats"
"tailscale.com/posture"
@ -34,7 +27,6 @@ import (
"tailscale.com/util/syspolicy/pkey"
"tailscale.com/util/syspolicy/ptype"
"tailscale.com/version"
"tailscale.com/version/distro"
)
// c2nHandlers maps an HTTP method and URI path (without query parameters) to
@ -60,10 +52,6 @@ var c2nHandlers = map[methodAndPath]c2nHandler{
// SSH
req("/ssh/usernames"): handleC2NSSHUsernames,
// Auto-updates.
req("GET /update"): handleC2NUpdateGet,
req("POST /update"): handleC2NUpdatePost,
// Device posture.
req("GET /posture/identity"): handleC2NPostureIdentityGet,
@ -337,50 +325,6 @@ func handleC2NSetNetfilterKind(b *LocalBackend, w http.ResponseWriter, r *http.R
w.WriteHeader(http.StatusNoContent)
}
func handleC2NUpdateGet(b *LocalBackend, w http.ResponseWriter, r *http.Request) {
b.logf("c2n: GET /update received")
res := b.newC2NUpdateResponse()
res.Started = b.c2nUpdateStarted()
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(res)
}
func handleC2NUpdatePost(b *LocalBackend, w http.ResponseWriter, r *http.Request) {
b.logf("c2n: POST /update received")
res := b.newC2NUpdateResponse()
defer func() {
if res.Err != "" {
b.logf("c2n: POST /update failed: %s", res.Err)
}
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(res)
}()
if !res.Enabled {
res.Err = "not enabled"
return
}
if !res.Supported {
res.Err = "not supported"
return
}
// Do not update if we have active inbound SSH connections. Control can set
// force=true query parameter to override this.
if r.FormValue("force") != "true" && b.sshServer != nil && b.sshServer.NumActiveConns() > 0 {
res.Err = "not updating due to active SSH connections"
return
}
if err := b.startAutoUpdate("c2n"); err != nil {
res.Err = err.Error()
return
}
res.Started = true
}
func handleC2NPostureIdentityGet(b *LocalBackend, w http.ResponseWriter, r *http.Request) {
b.logf("c2n: GET /posture/identity received")
@ -423,137 +367,3 @@ func handleC2NPostureIdentityGet(b *LocalBackend, w http.ResponseWriter, r *http
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(res)
}
func (b *LocalBackend) newC2NUpdateResponse() tailcfg.C2NUpdateResponse {
// If NewUpdater does not return an error, we can update the installation.
//
// Note that we create the Updater solely to check for errors; we do not
// invoke it here. For this purpose, it is ok to pass it a zero Arguments.
prefs := b.Prefs().AutoUpdate()
return tailcfg.C2NUpdateResponse{
Enabled: envknob.AllowsRemoteUpdate() || prefs.Apply.EqualBool(true),
Supported: clientupdate.CanAutoUpdate() && !version.IsMacSysExt(),
}
}
func (b *LocalBackend) c2nUpdateStarted() bool {
b.mu.Lock()
defer b.mu.Unlock()
return b.c2nUpdateStatus.started
}
func (b *LocalBackend) setC2NUpdateStarted(v bool) {
b.mu.Lock()
defer b.mu.Unlock()
b.c2nUpdateStatus.started = v
}
func (b *LocalBackend) trySetC2NUpdateStarted() bool {
b.mu.Lock()
defer b.mu.Unlock()
if b.c2nUpdateStatus.started {
return false
}
b.c2nUpdateStatus.started = true
return true
}
// findCmdTailscale looks for the cmd/tailscale that corresponds to the
// currently running cmd/tailscaled. It's up to the caller to verify that the
// two match, but this function does its best to find the right one. Notably, it
// doesn't use $PATH for security reasons.
func findCmdTailscale() (string, error) {
self, err := os.Executable()
if err != nil {
return "", err
}
var ts string
switch runtime.GOOS {
case "linux":
if self == "/usr/sbin/tailscaled" || self == "/usr/bin/tailscaled" {
ts = "/usr/bin/tailscale"
}
if self == "/usr/local/sbin/tailscaled" || self == "/usr/local/bin/tailscaled" {
ts = "/usr/local/bin/tailscale"
}
switch distro.Get() {
case distro.QNAP:
// The volume under /share/ where qpkg are installed is not
// predictable. But the rest of the path is.
ok, err := filepath.Match("/share/*/.qpkg/Tailscale/tailscaled", self)
if err == nil && ok {
ts = filepath.Join(filepath.Dir(self), "tailscale")
}
case distro.Unraid:
if self == "/usr/local/emhttp/plugins/tailscale/bin/tailscaled" {
ts = "/usr/local/emhttp/plugins/tailscale/bin/tailscale"
}
}
case "windows":
ts = filepath.Join(filepath.Dir(self), "tailscale.exe")
case "freebsd", "openbsd":
if self == "/usr/local/bin/tailscaled" {
ts = "/usr/local/bin/tailscale"
}
default:
return "", fmt.Errorf("unsupported OS %v", runtime.GOOS)
}
if ts != "" && regularFileExists(ts) {
return ts, nil
}
return "", errors.New("tailscale executable not found in expected place")
}
func tailscaleUpdateCmd(cmdTS string) *exec.Cmd {
defaultCmd := exec.Command(cmdTS, "update", "--yes")
if runtime.GOOS != "linux" {
return defaultCmd
}
if _, err := exec.LookPath("systemd-run"); err != nil {
return defaultCmd
}
// When systemd-run is available, use it to run the update command. This
// creates a new temporary unit separate from the tailscaled unit. When
// tailscaled is restarted during the update, systemd won't kill this
// temporary update unit, which could cause unexpected breakage.
//
// We want to use a few optional flags:
// * --wait, to block the update command until completion (added in systemd 232)
// * --pipe, to collect stdout/stderr (added in systemd 235)
// * --collect, to clean up failed runs from memory (added in systemd 236)
//
// We need to check the version of systemd to figure out if those flags are
// available.
//
// The output will look like:
//
// systemd 255 (255.7-1-arch)
// +PAM +AUDIT ... other feature flags ...
systemdVerOut, err := exec.Command("systemd-run", "--version").Output()
if err != nil {
return defaultCmd
}
parts := strings.Fields(string(systemdVerOut))
if len(parts) < 2 || parts[0] != "systemd" {
return defaultCmd
}
systemdVer, err := strconv.Atoi(parts[1])
if err != nil {
return defaultCmd
}
if systemdVer >= 236 {
return exec.Command("systemd-run", "--wait", "--pipe", "--collect", cmdTS, "update", "--yes")
} else if systemdVer >= 235 {
return exec.Command("systemd-run", "--wait", "--pipe", cmdTS, "update", "--yes")
} else if systemdVer >= 232 {
return exec.Command("systemd-run", "--wait", cmdTS, "update", "--yes")
} else {
return exec.Command("systemd-run", cmdTS, "update", "--yes")
}
}
func regularFileExists(path string) bool {
fi, err := os.Stat(path)
return err == nil && fi.Mode().IsRegular()
}

155
ipn/ipnlocal/local.go
View File

@ -6,7 +6,6 @@
package ipnlocal
import (
"bytes"
"cmp"
"context"
"crypto/sha256"
@ -25,7 +24,6 @@ import (
"net/netip"
"net/url"
"os"
"os/exec"
"reflect"
"runtime"
"slices"
@ -40,7 +38,6 @@ import (
"golang.org/x/net/dns/dnsmessage"
"tailscale.com/appc"
"tailscale.com/client/tailscale/apitype"
"tailscale.com/clientupdate"
"tailscale.com/control/controlclient"
"tailscale.com/control/controlknobs"
"tailscale.com/drive"
@ -302,22 +299,11 @@ type LocalBackend struct {
notifyWatchers map[string]*watchSession // by session ID
lastStatusTime time.Time // status.AsOf value of the last processed status update
componentLogUntil map[string]componentLogState
// c2nUpdateStatus is the status of c2n-triggered client update.
c2nUpdateStatus updateStatus
currentUser ipnauth.Actor
currentUser ipnauth.Actor
selfUpdateProgress []ipnstate.UpdateProgress
lastSelfUpdateState ipnstate.SelfUpdateStatus
// capForcedNetfilter is the netfilter that control instructs Linux clients
// to use, unless overridden locally.
capForcedNetfilter string // TODO(nickkhyl): move to nodeBackend
// offlineAutoUpdateCancel stops offline auto-updates when called. It
// should be used via stopOfflineAutoUpdate and
// maybeStartOfflineAutoUpdate. It is nil when offline auto-updates are
// note running.
//
//lint:ignore U1000 only used in Linux and Windows builds in autoupdate.go
offlineAutoUpdateCancel func()
// ServeConfig fields. (also guarded by mu)
lastServeConfJSON mem.RO // last JSON that was parsed into serveConfig
@ -433,10 +419,6 @@ func (b *LocalBackend) NetMon() *netmon.Monitor {
return b.sys.NetMon.Get()
}
type updateStatus struct {
started bool
}
type metrics struct {
// advertisedRoutes is a metric that reports the number of network routes that are advertised by the local node.
// This informs the user of how many routes are being advertised by the local node, excluding exit routes.
@ -517,8 +499,6 @@ func NewLocalBackend(logf logger.Logf, logID logid.PublicID, sys *tsd.System, lo
em: newExpiryManager(logf, sys.Bus.Get()),
loginFlags: loginFlags,
clock: clock,
selfUpdateProgress: make([]ipnstate.UpdateProgress, 0),
lastSelfUpdateState: ipnstate.UpdateFinished,
captiveCtx: captiveCtx,
captiveCancel: nil, // so that we start checkCaptivePortalLoop when Running
needsCaptiveDetection: make(chan bool),
@ -1127,7 +1107,6 @@ func (b *LocalBackend) Shutdown() {
defer cancel()
b.sockstatLogger.Shutdown(ctx)
}
b.stopOfflineAutoUpdate()
b.unregisterSysPolicyWatch()
if cc != nil {
@ -3412,7 +3391,7 @@ func (b *LocalBackend) onTailnetDefaultAutoUpdate(au bool) {
// can still manually enable auto-updates on this node.
return
}
if clientupdate.CanAutoUpdate() {
if buildfeatures.HasClientUpdate && feature.CanAutoUpdate() {
b.logf("using tailnet default auto-update setting: %v", au)
prefsClone := prefs.AsStruct()
prefsClone.AutoUpdate.Apply = opt.NewBool(au)
@ -4100,7 +4079,12 @@ func (b *LocalBackend) checkFunnelEnabledLocked(p *ipn.Prefs) error {
}
func (b *LocalBackend) checkAutoUpdatePrefsLocked(p *ipn.Prefs) error {
if p.AutoUpdate.Apply.EqualBool(true) && !clientupdate.CanAutoUpdate() {
if !buildfeatures.HasClientUpdate {
if p.AutoUpdate.Apply.EqualBool(true) {
return errors.New("Auto-update support is disabled in this build")
}
}
if p.AutoUpdate.Apply.EqualBool(true) && !feature.CanAutoUpdate() {
return errors.New("Auto-updates are not supported on this platform.")
}
return nil
@ -4552,14 +4536,6 @@ func (b *LocalBackend) setPrefsLockedOnEntry(newp *ipn.Prefs, unlock unlockOnce)
b.resetAlwaysOnOverrideLocked()
}
if newp.AutoUpdate.Apply.EqualBool(true) {
if b.state != ipn.Running {
b.maybeStartOfflineAutoUpdate(newp.View())
}
} else {
b.stopOfflineAutoUpdate()
}
unlock.UnlockEarly()
if oldp.ShieldsUp() != newp.ShieldsUp || hostInfoChanged {
@ -5467,12 +5443,6 @@ func (b *LocalBackend) enterStateLockedOnEntry(newState ipn.State, unlock unlock
}
b.pauseOrResumeControlClientLocked()
if newState == ipn.Running {
b.stopOfflineAutoUpdate()
} else {
b.maybeStartOfflineAutoUpdate(prefs)
}
unlock.UnlockEarly()
// prefs may change irrespective of state; WantRunning should be explicitly
@ -6611,6 +6581,15 @@ func (b *LocalBackend) DoNoiseRequest(req *http.Request) (*http.Response, error)
return cc.DoNoiseRequest(req)
}
// ActiveSSHConns returns the number of active SSH connections,
// or 0 if SSH is not linked into the binary or available on the platform.
func (b *LocalBackend) ActiveSSHConns() int {
if b.sshServer == nil {
return 0
}
return b.sshServer.NumActiveConns()
}
func (b *LocalBackend) sshServerOrInit() (_ SSHServer, err error) {
b.mu.Lock()
defer b.mu.Unlock()
@ -6941,54 +6920,6 @@ func (b *LocalBackend) DebugBreakDERPConns() error {
return b.MagicConn().DebugBreakDERPConns()
}
func (b *LocalBackend) pushSelfUpdateProgress(up ipnstate.UpdateProgress) {
b.mu.Lock()
defer b.mu.Unlock()
b.selfUpdateProgress = append(b.selfUpdateProgress, up)
b.lastSelfUpdateState = up.Status
}
func (b *LocalBackend) clearSelfUpdateProgress() {
b.mu.Lock()
defer b.mu.Unlock()
b.selfUpdateProgress = make([]ipnstate.UpdateProgress, 0)
b.lastSelfUpdateState = ipnstate.UpdateFinished
}
func (b *LocalBackend) GetSelfUpdateProgress() []ipnstate.UpdateProgress {
b.mu.Lock()
defer b.mu.Unlock()
res := make([]ipnstate.UpdateProgress, len(b.selfUpdateProgress))
copy(res, b.selfUpdateProgress)
return res
}
func (b *LocalBackend) DoSelfUpdate() {
b.mu.Lock()
updateState := b.lastSelfUpdateState
b.mu.Unlock()
// don't start an update if one is already in progress
if updateState == ipnstate.UpdateInProgress {
return
}
b.clearSelfUpdateProgress()
b.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateInProgress, ""))
up, err := clientupdate.NewUpdater(clientupdate.Arguments{
Logf: func(format string, args ...any) {
b.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateInProgress, fmt.Sprintf(format, args...)))
},
})
if err != nil {
b.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateFailed, err.Error()))
}
err = up.Update()
if err != nil {
b.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateFailed, err.Error()))
} else {
b.pushSelfUpdateProgress(ipnstate.NewUpdateProgress(ipnstate.UpdateFinished, "tailscaled did not restart; please restart Tailscale manually."))
}
}
// ObserveDNSResponse passes a DNS response from the PeerAPI DNS server to the
// App Connector to enable route discovery.
func (b *LocalBackend) ObserveDNSResponse(res []byte) error {
@ -7603,58 +7534,6 @@ func isAllowedAutoExitNodeID(polc policyclient.Client, exitNodeID tailcfg.Stable
return true // no policy configured; allow all exit nodes
}
// startAutoUpdate triggers an auto-update attempt. The actual update happens
// asynchronously. If another update is in progress, an error is returned.
func (b *LocalBackend) startAutoUpdate(logPrefix string) (retErr error) {
// Check if update was already started, and mark as started.
if !b.trySetC2NUpdateStarted() {
return errors.New("update already started")
}
defer func() {
// Clear the started flag if something failed.
if retErr != nil {
b.setC2NUpdateStarted(false)
}
}()
cmdTS, err := findCmdTailscale()
if err != nil {
return fmt.Errorf("failed to find cmd/tailscale binary: %w", err)
}
var ver struct {
Long string `json:"long"`
}
out, err := exec.Command(cmdTS, "version", "--json").Output()
if err != nil {
return fmt.Errorf("failed to find cmd/tailscale binary: %w", err)
}
if err := json.Unmarshal(out, &ver); err != nil {
return fmt.Errorf("invalid JSON from cmd/tailscale version --json: %w", err)
}
if ver.Long != version.Long() {
return fmt.Errorf("cmd/tailscale version %q does not match tailscaled version %q", ver.Long, version.Long())
}
cmd := tailscaleUpdateCmd(cmdTS)
buf := new(bytes.Buffer)
cmd.Stdout = buf
cmd.Stderr = buf
b.logf("%s: running %q", logPrefix, strings.Join(cmd.Args, " "))
if err := cmd.Start(); err != nil {
return fmt.Errorf("failed to start cmd/tailscale update: %w", err)
}
go func() {
if err := cmd.Wait(); err != nil {
b.logf("%s: update command failed: %v, output: %s", logPrefix, err, buf)
} else {
b.logf("%s: update attempt complete", logPrefix)
}
b.setC2NUpdateStarted(false)
}()
return nil
}
// srcIPHasCapForFilter is called by the packet filter when evaluating firewall
// rules that require a source IP to have a certain node capability.
//

6
ipn/ipnlocal/local_test.go
View File

@ -30,10 +30,10 @@ import (
"golang.org/x/net/dns/dnsmessage"
"tailscale.com/appc"
"tailscale.com/appc/appctest"
"tailscale.com/clientupdate"
"tailscale.com/control/controlclient"
"tailscale.com/drive"
"tailscale.com/drive/driveimpl"
"tailscale.com/feature"
_ "tailscale.com/feature/condregister/portmapper"
"tailscale.com/health"
"tailscale.com/hostinfo"
@ -3710,7 +3710,7 @@ func TestOnTailnetDefaultAutoUpdate(t *testing.T) {
// On platforms that don't support auto-update we can never
// transition to auto-updates being enabled. The value should
// remain unchanged after onTailnetDefaultAutoUpdate.
if !clientupdate.CanAutoUpdate() {
if !feature.CanAutoUpdate() {
want = tt.before
}
if got := b.pm.CurrentPrefs().AutoUpdate().Apply; got != want {
@ -5455,7 +5455,7 @@ func TestEnableAutoUpdates(t *testing.T) {
})
// Enabling may fail, depending on which environment we are running this
// test in.
wantErr := !clientupdate.CanAutoUpdate()
wantErr := !feature.CanAutoUpdate()
gotErr := err != nil
if gotErr != wantErr {
t.Fatalf("enabling auto-updates: got error: %v (%v); want error: %v", gotErr, err, wantErr)

4
ipn/ipnlocal/profiles.go
View File

@ -13,8 +13,8 @@ import (
"slices"
"strings"
"tailscale.com/clientupdate"
"tailscale.com/envknob"
"tailscale.com/feature"
"tailscale.com/health"
"tailscale.com/ipn"
"tailscale.com/ipn/ipnext"
@ -674,7 +674,7 @@ func (pm *profileManager) loadSavedPrefs(key ipn.StateKey) (ipn.PrefsView, error
// cause any EditPrefs calls to fail (other than disabling auto-updates).
//
// Reset AutoUpdate.Apply if we detect such invalid prefs.
if savedPrefs.AutoUpdate.Apply.EqualBool(true) && !clientupdate.CanAutoUpdate() {
if savedPrefs.AutoUpdate.Apply.EqualBool(true) && !feature.CanAutoUpdate() {
savedPrefs.AutoUpdate.Apply.Clear()
}

5
ipn/ipnlocal/profiles_test.go
View File

@ -12,7 +12,8 @@ import (
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
"tailscale.com/clientupdate"
_ "tailscale.com/clientupdate" // for feature registration side effects
"tailscale.com/feature"
"tailscale.com/health"
"tailscale.com/ipn"
"tailscale.com/ipn/store/mem"
@ -464,7 +465,7 @@ func TestProfileManagement(t *testing.T) {
wantCurProfile = "user@2.example.com"
checkProfiles(t)
if !clientupdate.CanAutoUpdate() {
if !feature.CanAutoUpdate() {
t.Logf("Save an invalid AutoUpdate pref value")
prefs := pm.CurrentPrefs().AsStruct()
prefs.AutoUpdate.Apply.Set(true)

37
ipn/localapi/localapi.go
View File

@ -27,8 +27,8 @@ import (
"golang.org/x/net/dns/dnsmessage"
"tailscale.com/appc"
"tailscale.com/client/tailscale/apitype"
"tailscale.com/clientupdate"
"tailscale.com/envknob"
"tailscale.com/feature"
"tailscale.com/feature/buildfeatures"
"tailscale.com/health/healthmsg"
"tailscale.com/hostinfo"
@ -120,8 +120,6 @@ var handler = map[string]LocalAPIHandler{
"status": (*Handler).serveStatus,
"suggest-exit-node": (*Handler).serveSuggestExitNode,
"update/check": (*Handler).serveUpdateCheck,
"update/install": (*Handler).serveUpdateInstall,
"update/progress": (*Handler).serveUpdateProgress,
"upload-client-metrics": (*Handler).serveUploadClientMetrics,
"usermetrics": (*Handler).serveUserMetrics,
"watch-ipn-bus": (*Handler).serveWatchIPNBus,
@ -1897,7 +1895,7 @@ func (h *Handler) serveUpdateCheck(w http.ResponseWriter, r *http.Request) {
return
}
if !clientupdate.CanAutoUpdate() {
if !feature.CanAutoUpdate() {
// if we don't support auto-update, just say that we're up to date
json.NewEncoder(w).Encode(tailcfg.ClientVersion{RunningLatest: true})
return
@ -1915,37 +1913,6 @@ func (h *Handler) serveUpdateCheck(w http.ResponseWriter, r *http.Request) {
json.NewEncoder(w).Encode(cv)
}
// serveUpdateInstall sends a request to the LocalBackend to start a Tailscale
// self-update. A successful response does not indicate whether the update
// succeeded, only that the request was accepted. Clients should use
// serveUpdateProgress after pinging this endpoint to check how the update is
// going.
func (h *Handler) serveUpdateInstall(w http.ResponseWriter, r *http.Request) {
if r.Method != httpm.POST {
http.Error(w, "only POST allowed", http.StatusMethodNotAllowed)
return
}
w.WriteHeader(http.StatusAccepted)
go h.b.DoSelfUpdate()
}
// serveUpdateProgress returns the status of an in-progress Tailscale self-update.
// This is provided as a slice of ipnstate.UpdateProgress structs with various
// log messages in order from oldest to newest. If an update is not in progress,
// the returned slice will be empty.
func (h *Handler) serveUpdateProgress(w http.ResponseWriter, r *http.Request) {
if r.Method != httpm.GET {
http.Error(w, "only GET allowed", http.StatusMethodNotAllowed)
return
}
ups := h.b.GetSelfUpdateProgress()
json.NewEncoder(w).Encode(ups)
}
// serveDNSOSConfig serves the current system DNS configuration as a JSON object, if
// supported by the OS.
func (h *Handler) serveDNSOSConfig(w http.ResponseWriter, r *http.Request) {

67
tsnet/depaware.txt
View File

@ -9,7 +9,7 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
LDW github.com/coder/websocket/internal/errd from github.com/coder/websocket
LDW github.com/coder/websocket/internal/util from github.com/coder/websocket
LDW github.com/coder/websocket/internal/xsync from github.com/coder/websocket
W 💣 github.com/dblohm7/wingoes from github.com/dblohm7/wingoes/com+
W 💣 github.com/dblohm7/wingoes from tailscale.com/net/tshttpproxy+
W 💣 github.com/dblohm7/wingoes/com from tailscale.com/util/osdiag+
W 💣 github.com/dblohm7/wingoes/com/automation from tailscale.com/util/osdiag/internal/wsc
W github.com/dblohm7/wingoes/internal from github.com/dblohm7/wingoes/com
@ -28,8 +28,8 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
L 💣 github.com/godbus/dbus/v5 from tailscale.com/net/dns
github.com/golang/groupcache/lru from tailscale.com/net/dnscache
github.com/google/btree from gvisor.dev/gvisor/pkg/tcpip/header+
DWI github.com/google/uuid from github.com/prometheus-community/pro-bing+
github.com/hdevalence/ed25519consensus from tailscale.com/clientupdate/distsign+
DI github.com/google/uuid from github.com/prometheus-community/pro-bing
github.com/hdevalence/ed25519consensus from tailscale.com/tka
L 💣 github.com/jsimonetti/rtnetlink from tailscale.com/net/netmon
L github.com/jsimonetti/rtnetlink/internal/unix from github.com/jsimonetti/rtnetlink
github.com/klauspost/compress from github.com/klauspost/compress/zstd
@ -124,8 +124,6 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
tailscale.com/client/tailscale from tailscale.com/internal/client/tailscale
tailscale.com/client/tailscale/apitype from tailscale.com/client/local+
LDW tailscale.com/client/web from tailscale.com/ipn/ipnlocal
tailscale.com/clientupdate from tailscale.com/client/web+
LW tailscale.com/clientupdate/distsign from tailscale.com/clientupdate
tailscale.com/control/controlbase from tailscale.com/control/controlhttp+
tailscale.com/control/controlclient from tailscale.com/ipn/ipnext+
tailscale.com/control/controlhttp from tailscale.com/control/controlclient
@ -204,7 +202,7 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
tailscale.com/net/tlsdial/blockblame from tailscale.com/net/tlsdial
tailscale.com/net/tsaddr from tailscale.com/client/web+
tailscale.com/net/tsdial from tailscale.com/control/controlclient+
💣 tailscale.com/net/tshttpproxy from tailscale.com/clientupdate/distsign+
💣 tailscale.com/net/tshttpproxy from tailscale.com/control/controlclient+
tailscale.com/net/tstun from tailscale.com/tsd+
tailscale.com/net/udprelay/endpoint from tailscale.com/wgengine/magicsock
tailscale.com/net/udprelay/status from tailscale.com/client/local
@ -232,7 +230,7 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
tailscale.com/types/empty from tailscale.com/ipn+
tailscale.com/types/ipproto from tailscale.com/ipn+
tailscale.com/types/key from tailscale.com/client/local+
tailscale.com/types/lazy from tailscale.com/clientupdate+
tailscale.com/types/lazy from tailscale.com/hostinfo+
tailscale.com/types/logger from tailscale.com/appc+
tailscale.com/types/logid from tailscale.com/ipn/ipnlocal+
tailscale.com/types/mapx from tailscale.com/ipn/ipnext
@ -251,12 +249,12 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
tailscale.com/util/cibuild from tailscale.com/health
tailscale.com/util/clientmetric from tailscale.com/appc+
tailscale.com/util/cloudenv from tailscale.com/hostinfo+
tailscale.com/util/cmpver from tailscale.com/clientupdate+
LW tailscale.com/util/cmpver from tailscale.com/net/dns+
tailscale.com/util/ctxkey from tailscale.com/client/tailscale/apitype+
💣 tailscale.com/util/deephash from tailscale.com/ipn/ipnlocal+
LA 💣 tailscale.com/util/dirwalk from tailscale.com/metrics
tailscale.com/util/dnsname from tailscale.com/appc+
tailscale.com/util/eventbus from tailscale.com/ipn/localapi+
tailscale.com/util/eventbus from tailscale.com/client/local+
tailscale.com/util/execqueue from tailscale.com/appc+
tailscale.com/util/goroutines from tailscale.com/ipn/ipnlocal
tailscale.com/util/groupmember from tailscale.com/client/web+
@ -265,7 +263,7 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
tailscale.com/util/lineiter from tailscale.com/hostinfo+
tailscale.com/util/mak from tailscale.com/appc+
tailscale.com/util/multierr from tailscale.com/control/controlclient+
tailscale.com/util/must from tailscale.com/clientupdate/distsign+
tailscale.com/util/must from tailscale.com/logpolicy+
tailscale.com/util/nocasemaps from tailscale.com/types/ipproto
💣 tailscale.com/util/osdiag from tailscale.com/ipn/localapi
W 💣 tailscale.com/util/osdiag/internal/wsc from tailscale.com/util/osdiag
@ -291,8 +289,8 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
tailscale.com/util/truncate from tailscale.com/logtail
tailscale.com/util/usermetric from tailscale.com/health+
tailscale.com/util/vizerror from tailscale.com/tailcfg+
💣 tailscale.com/util/winutil from tailscale.com/clientupdate+
W 💣 tailscale.com/util/winutil/authenticode from tailscale.com/clientupdate+
💣 tailscale.com/util/winutil from tailscale.com/hostinfo+
W 💣 tailscale.com/util/winutil/authenticode from tailscale.com/util/osdiag
W 💣 tailscale.com/util/winutil/gp from tailscale.com/net/dns+
W tailscale.com/util/winutil/policy from tailscale.com/ipn/ipnlocal
W 💣 tailscale.com/util/winutil/winenv from tailscale.com/hostinfo+
@ -329,7 +327,7 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
golang.org/x/crypto/salsa20/salsa from golang.org/x/crypto/nacl/box+
LD golang.org/x/crypto/ssh from tailscale.com/ipn/ipnlocal
LD golang.org/x/crypto/ssh/internal/bcrypt_pbkdf from golang.org/x/crypto/ssh
golang.org/x/exp/constraints from github.com/dblohm7/wingoes/pe+
golang.org/x/exp/constraints from tailscale.com/tsweb/varz+
golang.org/x/exp/maps from tailscale.com/ipn/store/mem+
golang.org/x/net/bpf from github.com/mdlayher/genetlink+
golang.org/x/net/dns/dnsmessage from net+
@ -364,9 +362,8 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
golang.org/x/text/unicode/bidi from golang.org/x/net/idna+
golang.org/x/text/unicode/norm from golang.org/x/net/idna
golang.org/x/time/rate from gvisor.dev/gvisor/pkg/log+
archive/tar from tailscale.com/clientupdate
bufio from compress/flate+
bytes from archive/tar+
bytes from bufio+
cmp from encoding/json+
compress/flate from compress/gzip+
compress/gzip from golang.org/x/net/http2+
@ -439,7 +436,7 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
crypto/x509 from crypto/tls+
DI crypto/x509/internal/macos from crypto/x509
crypto/x509/pkix from crypto/x509+
DWI database/sql/driver from github.com/google/uuid
DI database/sql/driver from github.com/google/uuid
W debug/dwarf from debug/pe
W debug/pe from github.com/dblohm7/wingoes/pe
embed from github.com/tailscale/web-client-prebuilt+
@ -452,11 +449,11 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
encoding/json from expvar+
encoding/pem from crypto/tls+
encoding/xml from github.com/tailscale/goupnp+
errors from archive/tar+
errors from bufio+
expvar from tailscale.com/health+
flag from tailscale.com/util/testenv
fmt from archive/tar+
hash from compress/zlib+
fmt from compress/flate+
hash from crypto+
W hash/adler32 from compress/zlib
hash/crc32 from compress/gzip+
hash/maphash from go4.org/mem
@ -473,7 +470,7 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
internal/filepathlite from os+
internal/fmtsort from fmt+
internal/goarch from crypto/internal/fips140deps/cpu+
internal/godebug from archive/tar+
internal/godebug from crypto/internal/fips140deps/godebug+
internal/godebugs from internal/godebug+
internal/goexperiment from hash/maphash+
internal/goos from crypto/x509+
@ -509,14 +506,14 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
internal/testlog from os
internal/trace/tracev2 from runtime+
internal/unsafeheader from internal/reflectlite+
io from archive/tar+
io/fs from archive/tar+
io from bufio+
io/fs from crypto/x509+
io/ioutil from github.com/digitalocean/go-smbios/smbios+
iter from bytes+
log from expvar+
log/internal from log
maps from archive/tar+
math from archive/tar+
maps from crypto/x509+
math from compress/flate+
math/big from crypto/dsa+
math/bits from bytes+
math/rand from github.com/fxamacker/cbor/v2+
@ -537,28 +534,28 @@ tailscale.com/tsnet dependencies: (generated by github.com/tailscale/depaware)
net/url from crypto/x509+
os from crypto/internal/sysrand+
os/exec from github.com/godbus/dbus/v5+
os/user from archive/tar+
path from archive/tar+
path/filepath from archive/tar+
reflect from archive/tar+
os/user from github.com/godbus/dbus/v5+
path from debug/dwarf+
path/filepath from crypto/x509+
reflect from crypto/x509+
regexp from github.com/tailscale/goupnp/httpu+
regexp/syntax from regexp
runtime from archive/tar+
runtime from crypto/internal/fips140+
runtime/debug from github.com/coder/websocket/internal/xsync+
runtime/pprof from net/http/pprof+
runtime/trace from net/http/pprof
slices from archive/tar+
slices from crypto/tls+
sort from compress/flate+
strconv from archive/tar+
strings from archive/tar+
strconv from compress/flate+
strings from bufio+
W structs from internal/syscall/windows
sync from archive/tar+
sync from compress/flate+
sync/atomic from context+
syscall from archive/tar+
syscall from crypto/internal/sysrand+
text/tabwriter from runtime/pprof
LDW text/template from html/template
LDW text/template/parse from html/template+
time from archive/tar+
time from compress/gzip+
unicode from bytes+
unicode/utf16 from crypto/x509+
unicode/utf8 from bufio+

5
tstest/integration/integration_test.go
View File

@ -33,8 +33,9 @@ import (
"go4.org/mem"
"tailscale.com/client/local"
"tailscale.com/client/tailscale"
"tailscale.com/clientupdate"
"tailscale.com/cmd/testwrapper/flakytest"
"tailscale.com/feature"
_ "tailscale.com/feature/clientupdate"
"tailscale.com/hostinfo"
"tailscale.com/ipn"
"tailscale.com/net/tsaddr"
@ -1125,7 +1126,7 @@ func TestLogoutRemovesAllPeers(t *testing.T) {
}
func TestAutoUpdateDefaults(t *testing.T) {
if !clientupdate.CanAutoUpdate() {
if !feature.CanAutoUpdate() {
t.Skip("auto-updates not supported on this platform")
}
tstest.Shard(t)