From fbae58e8f6e6159325ef41b85917ddb468d1b98a Mon Sep 17 00:00:00 2001
From: zhangqian <zhangqian@123.com>
Date: 星期六, 16 九月 2023 18:17:23 +0800
Subject: [PATCH] 读写plc连续失败20次认为失去心跳
---
service/plc.go | 18 ++----------------
1 files changed, 2 insertions(+), 16 deletions(-)
diff --git a/service/plc.go b/service/plc.go
index aaa58f2..8b00c7d 100644
--- a/service/plc.go
+++ b/service/plc.go
@@ -116,12 +116,6 @@
var (
ipAddr string
)
-
- if plcConfig.CurrentTryTimes > plcConfig.MaxTryTimes {
- logx.Errorf("plc write try time beyond max try times, err: %v", plcConfig.CurrentErr)
- return plcConfig.CurrentErr
- }
- plcConfig.CurrentTryTimes++
if plcConfig.Method == constvar.PlcMethodModbusTCP {
ipAddr = fmt.Sprintf("%s:%v", plcConfig.Address, plcConfig.Port)
//conn, err := plc.GetModbusConnection(ipAddr)
@@ -135,8 +129,7 @@
err = modbusx.Write(ipAddr, uint16(address), value)
if err != nil {
logx.Errorf("plc write failed, address: %v, value: %v, err: %v", address, value, err.Error())
- plcConfig.CurrentErr = err
- return PlcWriteDirect(plcConfig, address, value)
+ return err
}
logx.Infof("plc write ok, address: %v, value: %v", address, value)
} else if plcConfig.Method == constvar.PlcMethodSerial {
@@ -154,12 +147,6 @@
var (
ipAddr string
)
-
- if plcConfig.CurrentTryTimes > plcConfig.MaxTryTimes {
- logx.Errorf("plc read try time beyond max try times, err: %v", plcConfig.CurrentErr)
- return nil, plcConfig.CurrentErr
- }
- plcConfig.CurrentTryTimes++
if plcConfig.Method == constvar.PlcMethodModbusTCP {
ipAddr = fmt.Sprintf("%s:%v", plcConfig.Address, plcConfig.Port)
//conn, err := plc.GetModbusConnection(ipAddr)
@@ -170,8 +157,7 @@
//value, err := plc.ReadHoldingRegister(conn, address, dataLength)
value, err := modbusx.Read(ipAddr, uint16(address), uint16(dataLength))
if err != nil {
- plcConfig.CurrentErr = err
- return PlcReadDirect(plcConfig, address, dataLength, valueType)
+ return nil, err
}
switch valueType {
case constvar.PlcStartAddressValueTypeString:
--
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