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src/test/java/cn/mesalab/service/HBaseTest.java

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+package cn.mesalab.service;
+
+/**
+ * @author yjy
+ * @version 1.0
+ * @date 2021/8/3 11:21 上午
+ */
+
+import cn.mesalab.config.ApplicationConfig;
+import cn.mesalab.dao.DruidData;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.*;
+import org.apache.hadoop.hbase.client.*;
+import org.apache.hadoop.hbase.filter.SingleColumnValueFilter;
+import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.hadoop.io.ArrayWritable;
+import org.apache.hadoop.io.IntWritable;
+import org.apache.hadoop.io.Writable;
+import org.apache.hadoop.io.WritableUtils;
+
+import java.io.ByteArrayInputStream;
+import java.io.DataInputStream;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public class HBaseTest {
+    public static void main(String[] args) throws IOException {
+        org.apache.hadoop.conf.Configuration config = HBaseConfiguration.create();
+
+        config.set(HConstants.ZOOKEEPER_QUORUM, ApplicationConfig.HBASE_ZOOKEEPER_QUORUM);
+        config.set(HConstants.ZOOKEEPER_CLIENT_PORT, ApplicationConfig.HBASE_ZOOKEEPER_CLIENT_PORT);
+
+        TableName tableName  = TableName.valueOf(ApplicationConfig.HBASE_TABLE);
+        Connection conn = ConnectionFactory.createConnection(config);
+        Table table = conn.getTable(tableName);
+
+
+        DruidData druidData = DruidData.getInstance();
+        ArrayList<String> destinationIps = druidData.getServerIpList();
+
+        for (String ip : destinationIps){
+            Get abcGet = new Get(Bytes.toBytes(ip));
+            Result r = table.get(abcGet);
+            ArrayWritable w = new ArrayWritable(IntWritable.class);
+            List<String> attackTypeList = Arrays.asList(
+                    "TCP SYN Flood",
+                    "ICMP Flood",
+                    "UDP Flood",
+                    "DNS Amplification"
+            );
+                for (String attackType : attackTypeList){
+                    byte[] session_nums = r.getValue(Bytes.toBytes(attackType), Bytes.toBytes("session_num"));
+                    if (session_nums==null){
+                        continue;
+                    }
+                    w.readFields(new DataInputStream(new ByteArrayInputStream(session_nums)));
+                    ArrayList<Integer> arr2 = fromWritable(w);
+                    System.out.println(ip + "-" + attackType + ": " + arr2.toString());
+                }
+
+        }
+
+//        Get abcGet = new Get(Bytes.toBytes("1.0.0.1"));
+//        Result r = table.get(abcGet);
+//        ArrayWritable w = new ArrayWritable(IntWritable.class);
+//        w.readFields(new DataInputStream(new ByteArrayInputStream(r.getValue(Bytes.toBytes("TCP SYN Flood"), Bytes.toBytes("session_num")))));
+//        ArrayList<Integer> arr2 = fromWritable(w);
+//        System.out.println(arr2.toString());
+
+
+    }
+
+    public static Writable toWritable(int[] arr) {
+        Writable[] content = new Writable[arr.length];
+        for (int i = 0; i < content.length; i++) {
+            content[i] = new IntWritable(arr[i]);
+        }
+        return new ArrayWritable(IntWritable.class, content);
+    }
+
+    public static ArrayList<Integer> fromWritable(ArrayWritable writable) {
+        Writable[] writables = ((ArrayWritable) writable).get();
+        ArrayList<Integer> list = new ArrayList<Integer>(writables.length);
+        for (Writable wrt : writables) {
+            list.add(((IntWritable)wrt).get());
+        }
+        return list;
+    }
+
+}