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Wire up ACRA

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Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld
2018-07-26 01:41:29 +02:00
parent b364221c93
commit 7d438e9dbc
2 changed files with 69 additions and 0 deletions
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app/src/main/java/com/wireguard/android/Application.java
+66
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@@ -5,7 +5,10 @@
package com.wireguard.android;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.content.pm.Signature;
import android.os.AsyncTask;
import android.os.Handler;
import android.os.Looper;
@@ -23,13 +26,32 @@ import com.wireguard.android.util.AsyncWorker;
import com.wireguard.android.util.RootShell;
import com.wireguard.android.util.ToolsInstaller;
import org.acra.ACRA;
import org.acra.annotation.AcraCore;
import org.acra.annotation.AcraHttpSender;
import org.acra.data.StringFormat;
import org.acra.sender.HttpSender;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.lang.ref.WeakReference;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Objects;
import java.util.concurrent.Executor;
@AcraCore(reportFormat = StringFormat.JSON,
buildConfigClass = BuildConfig.class,
logcatArguments = { "-b", "all", "-d", "-v", "threadtime", "*:V" },
excludeMatchingSharedPreferencesKeys={"last_used_tunnel", "enabled_configs"})
@AcraHttpSender(uri = "https://crashreport.zx2c4.com/android/report",
basicAuthLogin = "6RCovLxEVCTXGiW5",
basicAuthPassword = "O7I3sVa5ULVdiC51",
httpMethod = HttpSender.Method.POST,
compress = true)
public class Application extends android.app.Application {
@SuppressWarnings("NullableProblems") private static WeakReference<Application> weakSelf;
@SuppressWarnings("NullableProblems") private AsyncWorker asyncWorker;
@@ -46,6 +68,42 @@ public class Application extends android.app.Application {
weakSelf = new WeakReference<>(this);
}
/* The ACRA password can be trivially reverse engineered and is open source anyway,
* so there's no point in trying to protect it. However, we do want to at least
* prevent innocent self-builders from uploading stuff to our crash reporter. So, we
* check the DN of the certs that signed the apk, without even bothering to try
* validating that they're authentic. It's a good enough heuristic.
*/
private static boolean shouldEnableCrashReporting(final Context context) {
if (BuildConfig.DEBUG)
return false;
try {
final CertificateFactory cf = CertificateFactory.getInstance("X509");
for (final Signature sig : context.getPackageManager().getPackageInfo(context.getPackageName(), PackageManager.GET_SIGNATURES).signatures) {
try {
for (final String category : ((X509Certificate) cf.generateCertificate(new ByteArrayInputStream(sig.toByteArray()))).getSubjectDN().getName().split(", *")) {
final String[] parts = category.split("=", 2);
if (!"O".equals(parts[0]))
continue;
switch (parts[1]) {
case "Google Inc.":
case "fdroid.org":
return true;
}
}
} catch (final Exception ignored) { }
}
} catch (final Exception ignored) { }
return false;
}
@Override
protected void attachBaseContext(final Context context) {
super.attachBaseContext(context);
if (shouldEnableCrashReporting(context))
ACRA.init(this);
}
public static Application get() {
return weakSelf.get();
}
@@ -131,5 +189,13 @@ public class Application extends android.app.Application {
tunnelManager = new TunnelManager(configStore);
asyncWorker.runAsync(Application::getBackend);
tunnelManager.onCreate();
onHaveBackend(backend -> {
ACRA.getErrorReporter().putCustomData("backend", backend.getClass().getSimpleName());
getAsyncWorker().supplyAsync(backend::getVersion).whenComplete((version, exception) -> {
if (exception == null)
ACRA.getErrorReporter().putCustomData("backendVersion", version);
});
});
}
}