网络主要内容测试完成
This commit is contained in:
@@ -16,6 +16,7 @@ CH395F BSD Socket API 测试程序
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udp_echo - UDP 回显服务器(测试双向通信)
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stress - 压力测试(多连接并发测试)
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tcp_bulk - 双向大块:先收满 bulk 字节(不回声,校验 LCG),再回放(阶段 5)
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tcp_file - 文件收发:PC 作 Client 连 MCU:8080(阶段 8),--op send/recv 收发 100KB 文件(含 CRC32)
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选项:
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--ip 目标 IP 地址(默认: 192.168.1.100)
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@@ -41,8 +42,13 @@ CH395F BSD Socket API 测试程序
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# 压力测试(多连接)
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python ch395f_socket_test.py stress --ip 192.168.1.100 --port 8080 --count 7
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# 阶段 5 双向大块(先收 256KB 再回放 256KB)
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python ch395f_socket_test.py tcp_bulk --port 8081 --bulk 262144 --chunk 4096
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# 阶段 5 双向大块(先收 256KB 再回放 256KB)
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python ch395f_socket_test.py tcp_bulk --port 8081 --bulk 262144 --chunk 4096
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# 阶段 8 文件收发(PC 连 MCU:8080)
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python ch395f_socket_test.py tcp_file --ip 192.168.1.100 --port 8080 --op recv --file rx_100k.bin --size 102400
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python ch395f_socket_test.py tcp_file --ip 192.168.1.100 --port 8080 --op send --file tx_100k.bin
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python ch395f_socket_test.py tcp_file --ip 192.168.1.100 --port 8080 --op echo # TC-NET-803 回显(MCU 为 server)
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"""
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import socket
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@@ -54,6 +60,7 @@ import threading
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import struct
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import random
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import string
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import zlib
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from datetime import datetime
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# TCP 回显服务器(tcp_server 模式)参数
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@@ -100,6 +107,11 @@ def generate_data(size):
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return ''.join(random.choices(string.ascii_letters + string.digits, k=size)).encode()
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def gen_pattern(size, offset=0):
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"""生成递增模式数据 (i+offset)&0xFF,与固件 §7 自检回显期望字节流一致"""
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return bytes(((offset + i) & 0xFF) for i in range(size))
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def verify_data(data, expected_len):
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"""验证数据"""
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if len(data) != expected_len:
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@@ -109,35 +121,71 @@ def verify_data(data, expected_len):
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# ==================== TCP 测试函数 ====================
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def _echo_conn_handler(conn_idx, client_socket, counters, lock):
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"""每个连接一个线程:收到什么回什么,直到对端关闭或空闲超时。
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线程安全:通过 lock 更新共享计数器 counters(dict: total/bytes/errors)。
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"""
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rx = 0
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client_socket.settimeout(ECHO_IDLE_TIMEOUT)
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try:
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while True:
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data = client_socket.recv(4096)
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if not data:
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log_info(f"[连接{conn_idx}] 对端已关闭")
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break
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client_socket.sendall(data)
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rx += len(data)
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except socket.timeout:
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log_warn(f"[连接{conn_idx}] 空闲超时,关闭连接")
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except Exception as e:
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log_error(f"[连接{conn_idx}] 回显错误: {e}")
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with lock:
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counters['errors'] += 1
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finally:
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client_socket.close()
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with lock:
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counters['active'] = max(0, counters['active'] - 1)
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counters['total'] += 1
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counters['bytes'] += rx
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if rx == 0:
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counters['errors'] += 1
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log_warn(f"连接#{conn_idx} 未收到任何数据")
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else:
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log_success(f"连接#{conn_idx} 完成: 回显 {rx} 字节")
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def tcp_server_test(args):
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"""TCP 回显服务器测试(测试 CH395F TCP Client)
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与固件 TC-NET-201/202 配套:MCU 连接后发送数据并等待原样回显,
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校验通过后主动关闭。本函数循环接受多个连接,每个连接内将收到的
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数据逐字回显,直到对端关闭或空闲超时。
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与固件 TC701/702/704 配套:MCU 连接后发送数据并等待原样回显。
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每个连接由独立线程处理,支持多 Socket 并发(TC704 一次打开 8 个)。
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首个连接等待 args.timeout 秒;之后每个连接间最多等待
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INTER_ACCEPT_TIMEOUT 秒,无新连接则结束并汇总。
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返回 False 表示失败(无连接或回显出错),main 据此返回非 0 退出码。
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首个连接等待 args.timeout 秒;之后每个连接间最多等待 INTER_ACCEPT_TIMEOUT 秒;
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若指定 --max-conn(>0),达到连接数上限后停止接受并等待全部线程结束。
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无新连接则结束并汇总。返回 False 表示失败(无连接或回显出错)。
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"""
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log_info("=" * 60)
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log_info("TCP 回显服务器 - 测试 CH395F TCP Client 功能")
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log_info("TCP 回显服务器 - 测试 CH395F TCP Client 功能(并发)")
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log_info("=" * 60)
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server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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conn_total = 0
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echo_bytes = 0
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conn_errors = 0
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counters = {'total': 0, 'bytes': 0, 'errors': 0, 'active': 0}
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lock = threading.Lock()
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threads = []
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try:
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server_socket.bind(('0.0.0.0', args.port))
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server_socket.listen(4)
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log_success(f"服务器启动,监听端口 {args.port}")
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server_socket.listen(16)
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log_success(f"服务器启动,监听端口 {args.port}(并发回显,backlog=16)")
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conn_idx = 0
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while True:
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if args.max_conn and args.max_conn > 0 and counters['active'] >= args.max_conn:
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log_info(f"已达 --max-conn {args.max_conn}(并发),停止接受新连接")
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break
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wait = args.timeout if conn_idx == 0 else min(args.timeout, INTER_ACCEPT_TIMEOUT)
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server_socket.settimeout(wait)
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try:
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@@ -151,41 +199,25 @@ def tcp_server_test(args):
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break
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conn_idx += 1
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with lock:
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counters['active'] += 1
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log_success(f"连接#{conn_idx} 来自: {client_addr[0]}:{client_addr[1]}")
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t = threading.Thread(target=_echo_conn_handler,
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args=(conn_idx, client_socket, counters, lock),
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daemon=True)
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t.start()
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threads.append(t)
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# 回显循环:收到什么回什么(sendall 保证发完),对端关闭或空闲超时结束
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client_socket.settimeout(ECHO_IDLE_TIMEOUT)
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rx = 0
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try:
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while True:
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data = client_socket.recv(4096)
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if not data:
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log_info(f"[连接{conn_idx}] 对端已关闭")
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break
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client_socket.sendall(data)
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rx += len(data)
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except socket.timeout:
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log_warn(f"[连接{conn_idx}] 空闲超时,关闭连接")
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except Exception as e:
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log_error(f"[连接{conn_idx}] 回显错误: {e}")
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conn_errors += 1
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finally:
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client_socket.close()
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if rx > 0:
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log_success(f"连接#{conn_idx} 完成: 回显 {rx} 字节")
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else:
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log_warn(f"连接#{conn_idx} 未收到任何数据")
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conn_errors += 1
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echo_bytes += rx
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conn_total += 1
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# 等待所有连接线程结束(对端关闭或空闲超时)
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for t in threads:
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t.join()
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log_info("-" * 40)
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log_info(f"服务结束: 连接 {conn_total} 个, 回显 {echo_bytes} 字节, 异常 {conn_errors} 次")
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if conn_total == 0:
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log_info(f"服务结束: 连接 {counters['total']} 个, 回显 {counters['bytes']} 字节, 异常 {counters['errors']} 次")
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if counters['total'] == 0:
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log_error("无任何客户端连接")
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return False
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return conn_errors == 0
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return counters['errors'] == 0
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except Exception as e:
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log_error(f"服务器错误: {e}")
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@@ -318,18 +350,20 @@ def tcp_client_test(args):
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client_socket.connect((args.ip, args.port))
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log_success("连接成功!")
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# 测试发送数据
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# 测试发送数据(TC-NET-602: 64B 小包回显 ×args.count 轮)
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log_info("-" * 40)
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log_info("测试 1: 发送数据")
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log_info("测试 1: 64B 小包回显 (TC-NET-602)")
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pkt_offset = 0 # 单连接内期望字节流连续累计,与固件 s_phase6_off 同步
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for i in range(args.count):
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try:
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test_data = generate_data(min(100, args.size))
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test_data = gen_pattern(64, pkt_offset)
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pkt_offset += 64
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client_socket.send(test_data)
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log_success(f"发送数据 ({len(test_data)} bytes)")
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log_info(f"发送 hex: {' '.join(f'{b:02X}' for b in test_data[:16])}")
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# 等待回显
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data = client_socket.recv(args.size)
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data = client_socket.recv(64)
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if data:
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log_info(f"接收 hex: {' '.join(f'{b:02X}' for b in data[:16])}")
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log_info(f"接收长度: {len(data)}, 期望长度: {len(test_data)}")
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@@ -337,7 +371,6 @@ def tcp_client_test(args):
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log_success("回显数据匹配!")
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else:
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log_error("回显数据不匹配!")
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# 找出第一个不同的字节
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for j in range(min(len(data), len(test_data))):
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if data[j] != test_data[j]:
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log_error(f"首个差异: 位置 {j}, 发送={test_data[j]:02X}, 接收={data[j]:02X}")
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@@ -351,49 +384,74 @@ def tcp_client_test(args):
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log_error(f"发送/接收错误: {e}")
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break
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# 测试大数据量
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# 测试 1460B MSS 回显(TC-NET-603)
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log_info("-" * 40)
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log_info("测试 2: 大数据量传输")
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log_info("测试 2: 1460B MSS 回显 (TC-NET-603)")
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try:
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large_data = generate_data(min(1024, args.size))
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client_socket.send(large_data)
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log_success(f"发送大数据 ({len(large_data)} bytes)")
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test_data = gen_pattern(1460, pkt_offset)
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pkt_offset += 1460
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client_socket.send(test_data)
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log_success(f"发送 1460B ({len(test_data)} bytes)")
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received = b""
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while len(received) < len(large_data):
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chunk = client_socket.recv(min(1024, len(large_data) - len(received)))
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while len(received) < len(test_data):
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chunk = client_socket.recv(min(1460, len(test_data) - len(received)))
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if not chunk:
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break
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received += chunk
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if received == large_data:
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log_success("大数据传输完整!")
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if received == test_data:
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log_success("1460B 完全匹配!")
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else:
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log_error(f"大数据传输不完整: 发送 {len(large_data)}, 接收 {len(received)}")
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log_error(f"1460B 传输不完整: 发送 {len(test_data)}, 接收 {len(received)}")
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except Exception as e:
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log_error(f"大数据传输错误: {e}")
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log_error(f"1460B 传输错误: {e}")
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# 测试快速收发
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# 测试 4096B 缓冲满回显(TC-NET-604)
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log_info("-" * 40)
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log_info("测试 3: 快速收发")
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success_count = 0
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fail_count = 0
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start_time = time.time()
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log_info("测试 3: 4096B 缓冲满回显 (TC-NET-604)")
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try:
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# 单 Socket 接收缓冲按 1KB block 配置为 2KB(set_recv_buf(sock,30,2)),
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# 4096B 单包会分两次 net_recv 取空,验证分次取数 + 回显 + 字节累计校验正确。
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test_data = gen_pattern(4096, pkt_offset)
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pkt_offset += 4096
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client_socket.send(test_data)
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log_success(f"发送 4096B ({len(test_data)} bytes)")
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for i in range(args.count):
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try:
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test_data = f"FAST_{i:04d}".encode()
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client_socket.send(test_data)
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data = client_socket.recv(100)
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if data and data == test_data:
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success_count += 1
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else:
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fail_count += 1
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except Exception as e:
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fail_count += 1
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received = b""
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while len(received) < len(test_data):
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chunk = client_socket.recv(min(4096, len(test_data) - len(received)))
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if not chunk:
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break
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received += chunk
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elapsed = time.time() - start_time
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log_info(f"快速收发结果: 成功 {success_count}, 失败 {fail_count}, 耗时 {elapsed:.2f}s")
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if received == test_data:
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log_success("4096B 完全匹配!")
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else:
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log_error(f"4096B 传输不完整: 发送 {len(test_data)}, 接收 {len(received)}")
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except Exception as e:
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log_error(f"4096B 传输错误: {e}")
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# 测试断开重连(TC-NET-605)
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log_info("-" * 40)
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log_info("测试 4: 断开重连 (TC-NET-605)")
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try:
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client_socket.close()
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client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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client_socket.settimeout(10)
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client_socket.connect((args.ip, args.port))
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log_success("重连成功!")
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# 新连接:固件复位 s_phase6_off=0,PC 期望字节流从偏移 0 重新比对
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test_data = gen_pattern(64, 0)
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client_socket.send(test_data)
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data = client_socket.recv(64)
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if data == test_data:
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log_success("重连回显匹配!")
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else:
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log_error("重连回显不匹配!")
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except Exception as e:
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log_error(f"重连错误: {e}")
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client_socket.close()
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log_success("测试完成,连接已关闭")
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@@ -1060,6 +1118,125 @@ def packet_size_test(args):
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client_socket.close()
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# ==================== 文件收发测试(配合固件阶段 8 / PHASE8_DIRECTION) ====================
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def tcp_file_test(args):
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"""文件收发测试:PC 作 TCP Client 连接 MCU:8080(net_test_task 监听)
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协议:
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--op send : 读取 --file(或生成 --size 字节递增模式)发往 MCU,
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末尾附 4 字节 CRC32(小端,zlib.crc32),供 MCU 整包校验。
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--op recv : 从 MCU 接收 --size 字节写 --file,逐字节比对递增模式并报告 CRC32。
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--op echo : PC 作 Client 连 MCU:8080,把 MCU 发来的数据原样回显,直到对端关闭。
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对应固件 PHASE8_DIRECTION:
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SEND(1) -> PC 用 --op recv 收 MCU 发来的文件
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RECV(2) -> PC 用 --op send 发文件(+CRC32 尾)给 MCU
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ECHO(0) -> PC 用 --op echo 连 MCU:8080 回显(MCU 为 server,先发后收)
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"""
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op = args.op
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size = args.size
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ip, port = args.ip, args.port
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if op not in ('send', 'recv', 'echo'):
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log_error("tcp_file: --op 必须为 send / recv / echo")
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return False
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client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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client_socket.settimeout(args.timeout)
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try:
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log_info(f"正在连接 MCU TCP Server: {ip}:{port}")
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client_socket.connect((ip, port))
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log_success(f"已连接 {ip}:{port}")
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except Exception as e:
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log_error(f"连接失败: {e}")
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return False
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try:
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if op == 'send':
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# ---- 准备数据 ----
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if args.file and os.path.exists(args.file):
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with open(args.file, 'rb') as f:
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data = f.read()
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if len(data) != size:
|
||||
log_warn(f"文件大小 {len(data)} != --size {size},以实际文件大小 {len(data)} 发送")
|
||||
size = len(data)
|
||||
else:
|
||||
log_info(f"无 --file,生成 {size} 字节递增模式数据")
|
||||
data = bytes((i & 0xFF) for i in range(size))
|
||||
crc = zlib.crc32(data) & 0xFFFFFFFF
|
||||
footer = struct.pack('<I', crc)
|
||||
|
||||
# ---- 发送数据 + CRC32 尾 ----
|
||||
t0 = time.time()
|
||||
sent = 0
|
||||
while sent < size:
|
||||
n = client_socket.send(data[sent:size])
|
||||
if n <= 0:
|
||||
log_error("发送中断")
|
||||
return False
|
||||
sent += n
|
||||
sent_f = 0
|
||||
while sent_f < 4:
|
||||
n = client_socket.send(footer[sent_f:4])
|
||||
if n <= 0:
|
||||
log_error("CRC 尾发送失败")
|
||||
return False
|
||||
sent_f += n
|
||||
ms = int((time.time() - t0) * 1000)
|
||||
rate = (size / 1024.0 / (ms / 1000.0)) if ms else 0.0
|
||||
log_success(f"已发送 {size} 字节 -> {args.file or '(pattern)'},"
|
||||
f"CRC32=0x{crc:08X},耗时 {ms}ms ({rate:.1f} KB/s)")
|
||||
return True
|
||||
|
||||
elif op == 'recv':
|
||||
rx = bytearray()
|
||||
t0 = time.time()
|
||||
while len(rx) < size:
|
||||
chunk = client_socket.recv(min(65536, size - len(rx)))
|
||||
if not chunk:
|
||||
log_error(f"对端提前关闭,仅收到 {len(rx)}/{size}")
|
||||
return False
|
||||
rx += chunk
|
||||
ms = int((time.time() - t0) * 1000)
|
||||
rate = (size / 1024.0 / (ms / 1000.0)) if ms else 0.0
|
||||
|
||||
ok = all(rx[i] == (i & 0xFF) for i in range(size))
|
||||
crc = zlib.crc32(bytes(rx)) & 0xFFFFFFFF
|
||||
if args.file:
|
||||
with open(args.file, 'wb') as f:
|
||||
f.write(rx)
|
||||
log_info(f"已写入文件 {args.file}")
|
||||
log_success(f"已接收 {size} 字节,耗时 {ms}ms ({rate:.1f} KB/s),"
|
||||
f"递增模式校验={'通过' if ok else '失败'},CRC32=0x{crc:08X}")
|
||||
return ok
|
||||
|
||||
elif op == 'echo':
|
||||
# MCU 为 server:先发 100KB,PC 原样回显,MCU 收齐后关闭连接
|
||||
log_info("回显模式:将把 MCU 发来的数据原样返回,直到对端关闭")
|
||||
t0 = time.time()
|
||||
echoed = 0
|
||||
while True:
|
||||
data = client_socket.recv(65536)
|
||||
if not data:
|
||||
break
|
||||
client_socket.sendall(data)
|
||||
echoed += len(data)
|
||||
ms = int((time.time() - t0) * 1000)
|
||||
rate = (echoed / 1024.0 / (ms / 1000.0)) if ms else 0.0
|
||||
log_success(f"回显完成,共 {echoed} 字节,耗时 {ms}ms ({rate:.1f} KB/s)")
|
||||
return True
|
||||
|
||||
except socket.timeout:
|
||||
log_error("传输超时")
|
||||
return False
|
||||
except Exception as e:
|
||||
log_error(f"错误: {e}")
|
||||
return False
|
||||
finally:
|
||||
client_socket.close()
|
||||
|
||||
|
||||
# ==================== 主程序 ====================
|
||||
|
||||
def main():
|
||||
@@ -1078,8 +1255,8 @@ def main():
|
||||
|
||||
parser.add_argument('mode', choices=['tcp_server', 'tcp_client', 'udp_server', 'udp_client',
|
||||
'tcp_echo', 'udp_echo', 'stress', 'packet_size',
|
||||
'dhcp_server', 'tcp_bulk'],
|
||||
help='测试模式')
|
||||
'dhcp_server', 'tcp_bulk', 'tcp_file'],
|
||||
help='测试模式')
|
||||
parser.add_argument('--ip', default='192.168.1.100', help='目标 IP 地址 / DHCP 待分配 IP')
|
||||
parser.add_argument('--port', type=int, default=8080, help='端口号')
|
||||
parser.add_argument('--count', type=int, default=10, help='测试次数')
|
||||
@@ -1087,6 +1264,10 @@ def main():
|
||||
parser.add_argument('--bulk', type=int, default=262144, help='tcp_bulk 模式双向字节数')
|
||||
parser.add_argument('--chunk', type=int, default=4096, help='tcp_bulk 模式块大小,须与固件 PHASE5_CHUNK_SIZE 一致')
|
||||
parser.add_argument('--timeout', type=int, default=180, help='接受连接超时(秒,默认180)')
|
||||
parser.add_argument('--op', choices=['send', 'recv', 'echo'], default='recv',
|
||||
help='tcp_file 方向: send=读文件发往 MCU, recv=从 MCU 收文件落盘, echo=连 MCU 回显')
|
||||
parser.add_argument('--file', default=None, help='tcp_file 文件路经(send: 读取; recv: 写入)')
|
||||
parser.add_argument('--max-conn', type=int, default=0, help='最大并发连接数(默认0=不限;按并发计数,非累计,TC704 并发测试用 8)')
|
||||
parser.add_argument('--dhcp-iface', default='192.168.1.2', help='DHCP 服务器网卡 IP')
|
||||
parser.add_argument('--dhcp-mask', default='255.255.255.0', help='DHCP 分配的子网掩码')
|
||||
parser.add_argument('--dhcp-gw', default='192.168.1.1', help='DHCP 分配的网关')
|
||||
@@ -1127,6 +1308,8 @@ def main():
|
||||
packet_size_test(args)
|
||||
elif args.mode == 'tcp_bulk':
|
||||
ret = tcp_bulk_test(args)
|
||||
elif args.mode == 'tcp_file':
|
||||
ret = tcp_file_test(args)
|
||||
elif args.mode == 'dhcp_server':
|
||||
dhcp_server_test(args)
|
||||
except KeyboardInterrupt:
|
||||
|
||||
Reference in New Issue
Block a user