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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2018-05-21 14:13:55 +0200 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2018-05-21 14:13:55 +0200 |
| commit | 48d62e84604d43a8791deb14c7a911f1d4fc989a (patch) | |
| tree | fd27b6eddd2ca95be99c101f805fab81719967d1 | |
| parent | Version bump (diff) | |
| download | wireguard-android-48d62e84604d43a8791deb14c7a911f1d4fc989a.tar.xz wireguard-android-48d62e84604d43a8791deb14c7a911f1d4fc989a.zip | |
Add stacktrace via SIGUSR2
| -rw-r--r-- | app/tools/libwg-go/api-android.go | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/app/tools/libwg-go/api-android.go b/app/tools/libwg-go/api-android.go index 5ea57a9d..a609ec44 100644 --- a/app/tools/libwg-go/api-android.go +++ b/app/tools/libwg-go/api-android.go @@ -17,7 +17,10 @@ import ( "log" "math" "os" + "os/signal" + "runtime" "strings" + "unsafe" ) type AndroidLogger struct { @@ -34,6 +37,19 @@ var tunnelHandles map[int32]*Device func init() { tunnelHandles = make(map[int32]*Device) + signals := make(chan os.Signal) + signal.Notify(signals, unix.SIGUSR2) + go func() { + buf := make([]byte, os.Getpagesize()) + for { + select { + case <-signals: + n := runtime.Stack(buf, true) + buf[n] = 0 + C.__android_log_write(C.ANDROID_LOG_ERROR, C.CString("WireGuard/GoBackend/Stacktrace"), (*_Ctype_char)(unsafe.Pointer(&buf[0]))) + } + } + }() } //export wgTurnOn @@ -53,7 +69,6 @@ func wgTurnOn(ifnameRef string, tun_fd int32, settings string) int32 { events: make(chan TUNEvent, 5), errors: make(chan error, 5), nopi: true, - statusListenersShutdown: make(chan struct{}), } var err error |