From 8324f872ef3a4d0c978a9b1d062800c6a1701c12 Mon Sep 17 00:00:00 2001
From: zhangqian <zhangqian@123.com>
Date: 星期五, 01 十二月 2023 09:58:17 +0800
Subject: [PATCH] fix
---
service/plc.go | 53 ++++++++++++++++++++++++++++++++++++-----------------
1 files changed, 36 insertions(+), 17 deletions(-)
diff --git a/service/plc.go b/service/plc.go
index f4428ab..c577998 100644
--- a/service/plc.go
+++ b/service/plc.go
@@ -15,7 +15,6 @@
"fmt"
"github.com/spf13/cast"
"sync"
- "sync/atomic"
)
// 涓插彛涓嶆敮鎸佸苟琛岃鍐欙紝鎵�浠ラ渶瑕佸姞涓攣锛岄槻姝imeout鍜岃祫婧愪笉鍙敤鎶ラ敊
@@ -45,7 +44,9 @@
var (
ipAddr string
)
- defer dealErr(err)
+ defer func() {
+ dealErr(err)
+ }()
if plcConfig.Method == constvar.PlcMethodModbusTCP {
ipAddr = fmt.Sprintf("%s:%v", plcConfig.Address, plcConfig.Port)
err = WriteByModbusTCP(ipAddr, address, value)
@@ -81,7 +82,9 @@
var (
ipAddr string
)
- defer dealErr(err)
+ defer func() {
+ dealErr(err)
+ }()
if plcConfig.Method == constvar.PlcMethodModbusTCP || plcConfig.Method == constvar.PlcMethodModbusRTU {
var value []byte
if plcConfig.Method == constvar.PlcMethodModbusTCP {
@@ -100,7 +103,16 @@
switch valueType {
case constvar.PlcStartAddressValueTypeString:
return string(value), nil
- case constvar.PlcStartAddressValueTypeInt:
+ case constvar.PlcStartAddressValueTypeInt32:
+ if len(value) == 2 {
+ val = binary.BigEndian.Uint16(value)
+ } else if len(value) == 4 {
+ val = binary.BigEndian.Uint32(value)
+ } else {
+ logx.Errorf("plc read get an unknown int value: %v, address:%v", value, address)
+ return nil, errors.New(fmt.Sprintf("unknown int value锛�%v", value))
+ }
+ default:
if len(value) == 2 {
val = binary.BigEndian.Uint16(value)
} else if len(value) == 4 {
@@ -112,7 +124,7 @@
return nil, errors.New(fmt.Sprintf("unknown int value锛�%v", value))
}
}
- logx.Infof("plc read ok, address: %v, result: %v, dataLength: %v, valueLength: %v", address, val, dataLength, len(value))
+ logx.Infof("plc read ok, address: %v, result: %v, dataLength: %v, value: %v", address, val, dataLength, value)
return val, nil
} else if plcConfig.Method == constvar.PlcMethodSerial {
ipAddr = conf.Conf.Services.Serial
@@ -198,32 +210,39 @@
}
}
-var connectionStatus atomic.Bool
-
-var failureRemainingOpportunities atomic.Int64
+var connectionStatus sync.Map
const (
defaultFailureRemainingOpportunities = 20
)
func IsConnect() bool {
- return connectionStatus.Load()
+ val, ok := connectionStatus.Load(conf.Conf.CurrentDeviceID)
+ if !ok {
+ return false
+ }
+ failureRemainingOpportunities := val.(int)
+ return failureRemainingOpportunities > 0
}
func FailureRemainingOpportunitiesDecr() {
- newValue := failureRemainingOpportunities.Add(-1)
- if newValue <= 0 {
- connectionStatus.Store(false)
+ val, ok := connectionStatus.Load(conf.Conf.CurrentDeviceID)
+ if !ok {
+ return
}
+ failureRemainingOpportunities := val.(int)
+ if failureRemainingOpportunities > 0 {
+ failureRemainingOpportunities--
+ }
+ connectionStatus.Store(conf.Conf.CurrentDeviceID, failureRemainingOpportunities)
return
}
func FailureRemainingOpportunitiesReset() {
- if failureRemainingOpportunities.Load() < defaultFailureRemainingOpportunities {
- failureRemainingOpportunities.Store(defaultFailureRemainingOpportunities)
- }
- if connectionStatus.Load() == false {
- connectionStatus.Store(true)
+ val, ok := connectionStatus.Load(conf.Conf.CurrentDeviceID)
+ if !ok || val.(int) < defaultFailureRemainingOpportunities {
+ connectionStatus.Store(conf.Conf.CurrentDeviceID, defaultFailureRemainingOpportunities)
+ return
}
return
}
--
Gitblit v1.8.0