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RemoteLogger.java
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RemoteLogger.java
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import java.util.UUID;
import java.io.DataOutputStream;
import java.io.StringWriter;
import java.io.PrintWriter;
import java.net.URLEncoder;
import java.net.URL;
import java.net.HttpURLConnection;
import android.os.AsyncTask;
import org.json.JSONObject;
import org.json.JSONArray;
/*
* @Author: bla5r
* @Date: 02-14-2017
*/
public class RemoteLogger {
static private final String URL = "%RL_URL%";
static private final String EXECID = UUID.randomUUID().toString();
static private int REQUEST = 1;
static private JSONArray VARS = new JSONArray();
static private JSONArray STACK = new JSONArray();
/*
* Desc: Add a value (String) to data
* Smali usage:
* const-string v0, "key"
*
* const-string v1, "value"
*
* invoke-static {v0, v1}, LRemoteLogger;->add(Ljava/lang/String;Ljava/lang/String;)V
*/
static public void add(String key, String value) {
try {
JSONObject obj = new JSONObject();
obj.put("key", key);
obj.put("value", value);
RemoteLogger.VARS.put(obj);
}
catch (Exception e) {
RemoteLogger.error(e, "Unable to add string value: " + value);
}
}
/*
* Desc: Add a value (int) to data
* Smali usage:
* const-string v0, "key"
*
* const/4 v1, 0x1
*
* invoke-static {v0, v1}, LRemoteLogger;->add(Ljava/lang/String;I)V
*/
static public void add(String key, int value) {
try {
JSONObject obj = new JSONObject();
obj.put("key", key);
obj.put("value", value);
RemoteLogger.VARS.put(obj);
}
catch (Exception e) {
RemoteLogger.error(e, "Unable to add int value: " + value);
}
}
/*
* Desc: Add a value (long) to data
* Smali usage:
* const-string v0, "key"
*
* const-wide/16 v1, 0x1
*
* invoke-static {v0, v1, v2}, LRemoteLogger;->add(Ljava/lang/String;J)V
*/
static public void add(String key, long value) {
try {
JSONObject obj = new JSONObject();
obj.put("key", key);
obj.put("value", value);
RemoteLogger.VARS.put(obj);
}
catch (Exception e) {
RemoteLogger.error(e, "Unable to add long value: " + value);
}
}
/*
* Desc: Add a value (double) to data
* Smali usage:
* const-string v0, "key"
*
* const-wide/high16 v1, 0x3ff0000000000000L # 1.0
*
* invoke-static {v0, v1, v2}, LRemoteLogger;->add(Ljava/lang/String;D)V
*/
static public void add(String key, double value) {
try {
JSONObject obj = new JSONObject();
obj.put("key", key);
obj.put("value", value);
RemoteLogger.VARS.put(obj);
}
catch (Exception e) {
RemoteLogger.error(e, "Unable to add double value: " + value);
}
}
/*
* Desc: Add a value (boolean) to data
* Smali usage:
* const-string v0, "key"
*
* const/4 v4, 0x1
*
* invoke-static {v0, v1}, LRemoteLogger;->add(Ljava/lang/String;Z)V
*/
static public void add(String key, boolean value) {
try {
JSONObject obj = new JSONObject();
obj.put("key", key);
obj.put("value", value);
RemoteLogger.VARS.put(obj);
}
catch (Exception e) {
RemoteLogger.error(e, "Unable to add boolean value: " + value);
}
}
/*
* Desc: Add a value (String) to data and send data to endpoint in JSON format
* Smali usage:
* const-string v0, "key"
*
* const-string v1, "value"
*
* invoke-static {v0, v1}, LRemoteLogger;->addAndFlush(Ljava/lang/String;Ljava/lang/String;)V
*/
static public void addAndFlush(String key, String value) {
RemoteLogger.add(key, value);
RemoteLogger.flush();
}
/*
* Desc: Add a value (int) to data and send data to endpoint in JSON format
* Smali usage:
* const-string v0, "key"
*
* const/4 v1, 0x1
*
* invoke-static {v0, v1}, LRemoteLogger;->addAndFlush(Ljava/lang/String;I)V
*/
static public void addAndFlush(String key, int value) {
RemoteLogger.add(key, value);
RemoteLogger.flush();
}
/*
* Desc: Add a value (long) to data and send data to endpoint in JSON format
* Smali usage:
* const-string v0, "key"
*
* const-wide/16 v1, 0x1
*
* invoke-static {v0, v1, v2}, LRemoteLogger;->addAndFlush(Ljava/lang/String;J)V
*/
static public void addAndFlush(String key, long value) {
RemoteLogger.add(key, value);
RemoteLogger.flush();
}
/*
* Desc: Add a value (double) to data and send data to endpoint in JSON format
* Smali usage:
* const-string v0, "key"
*
* const-wide/high16 v1, 0x3ff0000000000000L # 1.0
*
* invoke-static {v0, v1, v2}, LRemoteLogger;->addAndFlush(Ljava/lang/String;D)V
*/
static public void addAndFlush(String key, double value) {
RemoteLogger.add(key, value);
RemoteLogger.flush();
}
/*
* Desc: Add a value (double) to data and send data to endpoint in JSON format
* Smali usage:
* const-string v0, "key"
*
* const/4 v4, 0x1
*
* invoke-static {v0, v1}, LRemoteLogger;->addAndFlush(Ljava/lang/String;Z)V
*/
static public void addAndFlush(String key, boolean value) {
RemoteLogger.add(key, value);
RemoteLogger.flush();
}
/*
* Desc: Add stack trace to data
* Smali usage:
* invoke-static {}, LRemoteLogger;->addStackTrace()V
*/
static public void addStackTrace() {
try {
StringWriter sw = new StringWriter();
new Throwable().printStackTrace(new PrintWriter(sw));
RemoteLogger.STACK.put(sw.toString());
}
catch (Exception e) {
RemoteLogger.error(e, "Unable to add stack trace");
}
}
/*
* Desc: Send data to endpoint in JSON format
* Smali usage:
* invoke-static {}, LRemoteLogger;->flush()V
*/
static public void flush() {
try {
JSONObject obj = new JSONObject();
obj.put("ts", System.currentTimeMillis());
obj.put("exec", RemoteLogger.EXECID);
obj.put("r", RemoteLogger.REQUEST);
obj.put("vars", RemoteLogger.VARS);
RemoteLogger.VARS = new JSONArray();
obj.put("stack", RemoteLogger.STACK);
RemoteLogger.STACK = new JSONArray();
new Sender().execute(obj.toString());
RemoteLogger.REQUEST++;
}
catch (Exception e) {
RemoteLogger.error(e, "Unable to flush");
}
}
/*
* Desc: Print error in exception case
* Smali usage:
* (private method)
*/
static private void error(Exception e, String reason) {
System.err.println("[RemoteLogger] " + reason);
e.printStackTrace();
}
/*
* Desc: Send request to endpoint
* Smali usage:
* (protected class)
*/
static protected class Sender extends AsyncTask<String, Void, String> {
@Override
protected String doInBackground(String... json) {
try {
for (final String data : json) {
URL url = new URL(RemoteLogger.URL);
HttpURLConnection con = (HttpURLConnection)url.openConnection();
con.setRequestMethod("POST");
con.setRequestProperty("Content-Type", "application/json");
con.setDoOutput(true);
DataOutputStream wr = new DataOutputStream(con.getOutputStream());
wr.writeBytes(data);
wr.flush();
wr.close();
con.getResponseCode();
}
}
catch (Exception e) {
RemoteLogger.error(e, "Unable to send request");
}
return (null);
}
}
}