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Implement statistics

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Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld
2019-11-20 12:44:54 +01:00
parent 16890a659e
commit 8b0123042f
11 changed files with 277 additions and 7 deletions
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app/src/main/java/com/wireguard/android/backend/GoBackend.java
+43 -1
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@@ -24,6 +24,8 @@ import com.wireguard.android.util.SharedLibraryLoader;
import com.wireguard.config.Config;
import com.wireguard.config.InetNetwork;
import com.wireguard.config.Peer;
import com.wireguard.crypto.Key;
import com.wireguard.crypto.KeyFormatException;
import java.net.InetAddress;
import java.util.Collections;
@@ -47,6 +49,8 @@ public final class GoBackend implements Backend {
this.context = context;
}
private static native String wgGetConfig(int handle);
private static native int wgGetSocketV4(int handle);
private static native int wgGetSocketV6(int handle);
@@ -90,7 +94,45 @@ public final class GoBackend implements Backend {
@Override
public Statistics getStatistics(final Tunnel tunnel) {
return new Statistics();
final Statistics stats = new Statistics();
if (tunnel != currentTunnel) {
return stats;
}
final String config = wgGetConfig(currentTunnelHandle);
Key key = null;
long rx = 0, tx = 0;
for (final String line : config.split("\\n")) {
if (line.startsWith("public_key=")) {
if (key != null)
stats.add(key, rx, tx);
rx = 0;
tx = 0;
try {
key = Key.fromHex(line.substring(11));
} catch (final KeyFormatException ignored) {
key = null;
}
} else if (line.startsWith("rx_bytes=")) {
if (key == null)
continue;
try {
rx = Long.parseLong(line.substring(9));
} catch (final NumberFormatException ignored) {
rx = 0;
}
} else if (line.startsWith("tx_bytes=")) {
if (key == null)
continue;
try {
tx = Long.parseLong(line.substring(9));
} catch (final NumberFormatException ignored) {
tx = 0;
}
}
}
if (key != null)
stats.add(key, rx, tx);
return stats;
}
@Override