pengqi/gateway_plc
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1.修改部分代码风格，实现风格统一 2.添加数据刷新时间到config中 3.将html单独放到文件中并且添加一些相关说明

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pengqi
2025-08-14 15:04:11 +08:00
parent 04bdb5f52b
commit 10959132b7
179 changed files with 1499 additions and 44780 deletions
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26
gateway/cache_manager.py
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@ -55,9 +55,12 @@ class CacheManager:
def refresh_cache(self):
"""后台线程：定期刷新缓存"""
while self.running:
start_time = time.time()
try:
for plc in self.config["plcs"]:
plc_name = plc["name"]
refresh_interval = plc.get("refresh_interval", 0.5)
client = self.plc_manager.get_plc(plc_name)
# 检查PLC连接状态
@ -96,6 +99,23 @@ class CacheManager:
with self.lock:
self.cache[plc_name][name]["status"] = self.plc_connection_status[plc_name]
self.logger.warning(f"Error updating status for {plc_name}/{name}: {e}")
"""计算刷新一个PLC的时间"""
# 计算实际执行时间
execution_time = time.time() - start_time
#计算需要睡眠的时间，确保总等于refresh_time
sleep_time = max(0, refresh_interval - execution_time)
time.sleep(sleep_time)
print(f"plc_name: {plc_name},"
f"Cache refresh completed.Execution time: {execution_time:.3f}s,"
f"Sleep time: {sleep_time:.3f}s,"
f"Total interval: {execution_time + sleep_time:.3f}s")
# 记录实际刷新间隔
self.logger.debug(f"plc_name: {plc_name},"
f"Cache refresh completed.Execution time: {execution_time:.3f}s,"
f"Sleep time: {sleep_time:.3f}s,"
f"Total interval: {execution_time + sleep_time:.3f}s")
time.sleep(self.refresh_interval)
except Exception as e:
@ -291,7 +311,6 @@ class CacheManager:
return False, f"PLC not connected (status: {plc_status})", plc_status, 0
try:
print(data)
success = client.write_db(area["db_number"], area["offset"] + offset, data)
if success:
# 更新缓存中的这部分数据
@ -333,9 +352,7 @@ class CacheManager:
return False, f"PLC not connected (status: {plc_status})", plc_status, 0
try:
print("data:", data)
for i, byte in enumerate(data):
print("i,byte:", i, byte)
byte_data = bytes([byte])
current_offset = offset + (i * 2)
byte_value = byte_data[0]
@ -345,7 +362,6 @@ class CacheManager:
set_int(value, 0, byte_value)
data = value
print(area["db_number"], current_offset, data)
success = client.batch_write_db(area["db_number"], current_offset, data)
if success:
# 更新缓存中的这部分数据
@ -388,11 +404,9 @@ class CacheManager:
try:
value = bytearray(offset + 1)
for bit, bit_value in enumerate(data):
print("i,byte:", bit, bit_value)
set_bool(value, offset, bit, bit_value)
data = value
print(area["db_number"], offset, data)
success = client.batch_write_db_bool(area["db_number"], offset, data)
if success:
# 更新缓存中的这部分数据