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2019-12-30README: update repo urlsJason A. Donenfeld
2019-11-28device: SendmsgN mutates the input sockaddrJason A. Donenfeld
So we take a new granular lock to prevent concurrent writes from racing. WARNING: DATA RACE Write at 0x00c0011f2740 by goroutine 27: golang.org/x/sys/unix.(*SockaddrInet4).sockaddr() /go/pkg/mod/golang.org/x/sys@v0.0.0-20191105231009-c1f44814a5cd/unix/syscall_linux.go:384 +0x114 golang.org/x/sys/unix.SendmsgN() /go/pkg/mod/golang.org/x/sys@v0.0.0-20191105231009-c1f44814a5cd/unix/syscall_linux.go:1304 +0x288 golang.zx2c4.com/wireguard/device.send4() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/conn_linux.go:485 +0x11f golang.zx2c4.com/wireguard/device.(*nativeBind).Send() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/conn_linux.go:268 +0x1d6 golang.zx2c4.com/wireguard/device.(*Peer).SendBuffer() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/peer.go:151 +0x285 golang.zx2c4.com/wireguard/device.(*Peer).SendHandshakeInitiation() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/send.go:163 +0x692 golang.zx2c4.com/wireguard/device.(*Device).RoutineReadFromTUN() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/send.go:318 +0x4b8 Previous write at 0x00c0011f2740 by goroutine 386: golang.org/x/sys/unix.(*SockaddrInet4).sockaddr() /go/pkg/mod/golang.org/x/sys@v0.0.0-20191105231009-c1f44814a5cd/unix/syscall_linux.go:384 +0x114 golang.org/x/sys/unix.SendmsgN() /go/pkg/mod/golang.org/x/sys@v0.0.0-20191105231009-c1f44814a5cd/unix/syscall_linux.go:1304 +0x288 golang.zx2c4.com/wireguard/device.send4() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/conn_linux.go:485 +0x11f golang.zx2c4.com/wireguard/device.(*nativeBind).Send() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/conn_linux.go:268 +0x1d6 golang.zx2c4.com/wireguard/device.(*Peer).SendBuffer() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/peer.go:151 +0x285 golang.zx2c4.com/wireguard/device.(*Peer).SendHandshakeInitiation() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/send.go:163 +0x692 golang.zx2c4.com/wireguard/device.expiredRetransmitHandshake() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/timers.go:110 +0x40c golang.zx2c4.com/wireguard/device.(*Peer).NewTimer.func1() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/timers.go:42 +0xd8 Goroutine 27 (running) created at: golang.zx2c4.com/wireguard/device.NewDevice() /go/pkg/mod/golang.zx2c4.com/wireguard@v0.0.20191012/device/device.go:322 +0x5e8 main.main() /go/src/x/main.go:102 +0x58e Goroutine 386 (finished) created at: time.goFunc() /usr/local/go/src/time/sleep.go:168 +0x51 Reported-by: Ben Burkert <ben@benburkert.com>
2019-10-30constants: recalculate rekey max based on a one minute floodJason A. Donenfeld
Discussed-with: Mathias Hall-Andersen <mathias@hall-andersen.dk>
2019-10-22global: fix a few typos courtesy of codespellJonathan Tooker
Signed-off-by: Jonathan Tooker <jonathan.tooker@netprotect.com>
2019-10-21device: allow blackholing socketsJason A. Donenfeld
2019-10-21device: remove dead error reporting codeJason A. Donenfeld
2019-10-17device: recheck counters while holding write lockJason A. Donenfeld
2019-10-16device: test packets between two fake devicesDavid Crawshaw
Signed-off-by: David Crawshaw <crawshaw@tailscale.io>
2019-10-12version: bump snapshotJason A. Donenfeld
2019-10-04uapi: allow preventing creation of new peers when updatingJason A. Donenfeld
This enables race-free updates for wg-dynamic and similar tools. Suggested-by: Thomas Gschwantner <tharre3@gmail.com>
2019-09-08version: bump snapshotJason A. Donenfeld
2019-08-25device: getsockname on linux to determine portJason A. Donenfeld
It turns out Go isn't passing the pointer properly so we wound up with a zero port every time.
2019-08-05version: bump snapshotJason A. Donenfeld
2019-08-05device: drop lock before expiring keysJason A. Donenfeld
2019-08-05uapi: skip peers with invalid keysJason A. Donenfeld
2019-07-18device: do not crash on nil'd bind in windows bindingJason A. Donenfeld
2019-07-11device: immediately rekey all peers after changing device private keyJason A. Donenfeld
Reported-by: Derrick Pallas <derrick@pallas.us>
2019-07-01device: receive: uniform message for source address checkJason A. Donenfeld
2019-07-01device: receive: simplify flush loopJason A. Donenfeld
2019-06-14tun: remove TUN prefix from types to reduce stutter elsewhereMatt Layher
Signed-off-by: Matt Layher <mdlayher@gmail.com>
2019-06-11device: update transfer counters correctlyJason A. Donenfeld
The rule is to always update them to the full packet size minus UDP/IP encapsulation for all authenticated packet types.
2019-06-04device: remove redundant return statementsMatt Layher
More staticcheck fixes: $ staticcheck ./... | grep S1023 device/noise-helpers.go:45:2: redundant return statement (S1023) device/noise-helpers.go:54:2: redundant return statement (S1023) device/noise-helpers.go:64:2: redundant return statement (S1023) Signed-off-by: Matt Layher <mdlayher@gmail.com>
2019-06-04device: use bytes.Equal for equality check, simplify assertEqualMatt Layher
Signed-off-by: Matt Layher <mdlayher@gmail.com>
2019-06-03device, ratelimiter: replace uses of time.Now().Sub() with time.Since()Matt Layher
Simplification found by staticcheck: $ staticcheck ./... | grep S1012 device/cookie.go:90:5: should use time.Since instead of time.Now().Sub (S1012) device/cookie.go:127:5: should use time.Since instead of time.Now().Sub (S1012) device/cookie.go:242:5: should use time.Since instead of time.Now().Sub (S1012) device/noise-protocol.go:304:13: should use time.Since instead of time.Now().Sub (S1012) device/receive.go:82:46: should use time.Since instead of time.Now().Sub (S1012) device/send.go:132:5: should use time.Since instead of time.Now().Sub (S1012) device/send.go:139:5: should use time.Since instead of time.Now().Sub (S1012) device/send.go:235:59: should use time.Since instead of time.Now().Sub (S1012) device/send.go:393:9: should use time.Since instead of time.Now().Sub (S1012) ratelimiter/ratelimiter.go:79:10: should use time.Since instead of time.Now().Sub (S1012) ratelimiter/ratelimiter.go:87:10: should use time.Since instead of time.Now().Sub (S1012) Change applied using: $ find . -type f -name "*.go" -exec sed -i "s/Now().Sub(/Since(/g" {} \; Signed-off-by: Matt Layher <mdlayher@gmail.com>
2019-05-30device: add SendKeepalivesToPeersWithCurrentKeypair for handoverJason A. Donenfeld
2019-05-29device, tun: rearrange code and fix device testsMatt Layher
Signed-off-by: Matt Layher <mdlayher@gmail.com>
2019-05-25device: darwin actually doesn't need bound interfacesJason A. Donenfeld
2019-05-25device: make initiations per second match kernel implementationJason A. Donenfeld
2019-05-24device: timers: add jitter on ack failure reinitiationJason A. Donenfeld
2019-05-17device: fail to give bind if it doesn't existJason A. Donenfeld
2019-05-17version: bump snapshotJason A. Donenfeld
2019-05-14global: regroup all importsJason A. Donenfeld
2019-05-09conn: remove scope when sanity checking IP address formatJason A. Donenfeld
2019-04-18device: send: check packet length before freeing elementJason A. Donenfeld
2019-04-13conn: linux: RTA_MARK has moved to x/sysJason A. Donenfeld
2019-04-09version: put version in right placeJason A. Donenfeld
2019-03-21receive: implement flush semanticsJason A. Donenfeld
2019-03-20uapi: remove unhelpful log messagesJason A. Donenfeld
2019-03-19uapi: report endpoint errorJason A. Donenfeld
2019-03-10uapi: make ipcerror conform to interfaceJason A. Donenfeld
2019-03-07receive: squelch tear down errorJason A. Donenfeld
2019-03-04tun: import mobile particularitiesJason A. Donenfeld
2019-03-04boundif: introduce API for socket bindingJason A. Donenfeld
2019-03-03global: begin modularizationJason A. Donenfeld
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