添加测试功能：TCP 写入服务端、单次发送客户端、压力测试客户端、kprobe Hello World基础验证

hello.py

@@ -0,0 +1,22 @@
+"""基础验证：eBPF kprobe Hello World 程序（实验大纲 基础验证部分）"""
+
+from bcc import BPF
+
+prog = """
+int hello(void *ctx) {
+    bpf_trace_printk("Hello, World!\\n");
+    return 0;
+}
+"""
+
+b = BPF(text=prog)
+execve_function = b.get_syscall_fnname("execve")
+b.attach_kprobe(event=execve_function, fn_name="hello")
+
+print("%-18s %-16s %-6s %s" % ("TIME(s)", "COMM", "PID", "MESSAGE"))
+while True:
+    try:
+        task, pid, cpu, flags, ts, msg = b.trace_fields()
+    except ValueError:
+        continue
+    print("%-18.9f %-16s %-6d %s" % (ts, task, pid, msg))