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update auto-increment key when received heartbeat

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r0n1n7an 2024-01-26 14:28:47 +08:00
parent 6d16d3b606
commit 66cd5fcad8
2 changed files with 66 additions and 28 deletions
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APIServer.exe
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94
ews/ews.go
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@ -229,30 +229,6 @@ func (e *EWS) SetUutInfo(cfg cnf.Cfg, logger *log.Logger, host string, addr stri
return rst
}
// stmt, err = tx.Prepare("UPDATE uutinfo SET mac=?, ipaddr=?, relay=?, item=?, status=?, message=?, partno=?, mo=?, sku=?, line=?, stage=?, last_ack=NOW(), last_change=NOW() WHERE usn=?;")
// if err != nil {
// tx.Rollback()
// logger.Printf("[ERR] %s; %s; %#v; %s\r\n", addr, uri, params, err.Error())
// rst["RESULT"] = "NG"
// rst["ErrMsg"] = err.Error()
// return rst
// }
// defer stmt.Close()
// _, err = stmt.Exec(
// params["MAC"],
// addr,
// host,
// params["ITEM"],
// params["STATUS"],
// params["MESSAGE"],
// params["PARTNO"],
// params["MO"],
// params["SKU"],
// params["LINE"],
// params["STAGE"],
// params["USN"],
// )
stmt, err = tx.Prepare("DELETE FROM uutinfo WHERE usn=?;")
if err != nil {
tx.Rollback()
@ -320,16 +296,78 @@ func (e *EWS) SetUutInfo(cfg cnf.Cfg, logger *log.Logger, host string, addr stri
return rst
}
//如果此USN的记录存在与uutinfo表中, 且MAC/Item/Status/Message未变化, 则更新此USN记录的ipaddr,relay,stage, 并更新last_ack栏位为当前时间
dmlUpdate := fmt.Sprintf("UPDATE uutinfo SET ipaddr='%s', relay='%s', stage='%s', last_ack=NOW() WHERE usn='%s'",
addr, host, params["STAGE"], params["USN"])
_, err = dbo.Exec(dmlUpdate)
//如果此USN的记录存在与uutinfo表中, 且MAC/Item/Status/Message未变化, 则更新此USN记录的ipaddr,relay,line,stage, 并更新last_ack栏位为当前时间
//dmlUpdate := fmt.Sprintf("UPDATE uutinfo SET ipaddr='%s', relay='%s', line='%s', stage='%s', last_ack=NOW() WHERE usn='%s';",
// addr, host, params["LINE"], params["STAGE"], params["USN"])
//2024-01-26: 使用事务模式先删除再插入此USN的记录, 避免直接使用UPDATE导致自增键seqid不更新
txu, err := dbo.Begin()
if err != nil {
logger.Printf("[ERR] %s; %s; %#v; %s\r\n", addr, uri, params, err.Error())
rst["RESULT"] = "NG"
rst["ErrMsg"] = err.Error()
return rst
}
stmt, err := txu.Prepare("DELETE FROM uutinfo WHERE usn=?;")
if err != nil {
txu.Rollback()
logger.Printf("[ERR] %s; %s; %#v; %s\r\n", addr, uri, params, err.Error())
rst["RESULT"] = "NG"
rst["ErrMsg"] = err.Error()
return rst
}
defer stmt.Close()
_, err = stmt.Exec(ui.USN)
if err != nil {
txu.Rollback()
logger.Printf("[ERR] %s; %s; %#v; %s\r\n", addr, uri, params, err.Error())
rst["RESULT"] = "NG"
rst["ErrMsg"] = err.Error()
return rst
}
stmt, err = txu.Prepare("INSERT INTO uutinfo (usn,mac,ipaddr,relay,item,status,message,partno,mo,sku,line,stage,first_ack,last_ack,last_change) VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,NOW(),?);")
if err != nil {
txu.Rollback()
logger.Printf("[ERR] %s; %s; %#v; %s\r\n", addr, uri, params, err.Error())
rst["RESULT"] = "NG"
rst["ErrMsg"] = err.Error()
return rst
}
_, err = stmt.Exec(
ui.USN,
ui.MAC,
addr,
host,
ui.Item,
ui.Status,
ui.Message,
ui.PartNO,
ui.MfgMO,
ui.MfgSKU,
params["LINE"],
params["STAGE"],
ui.FirstAck,
ui.LastChg,
)
if err != nil {
txu.Rollback()
logger.Printf("[ERR] %s; %s; %#v; %s\r\n", addr, uri, params, err.Error())
rst["RESULT"] = "NG"
rst["ErrMsg"] = err.Error()
return rst
}
err = txu.Commit()
if err != nil {
txu.Rollback()
logger.Printf("[ERR] %s; %s; %#v; %s\r\n", addr, uri, params, err.Error())
rst["RESULT"] = "NG"
rst["ErrMsg"] = err.Error()
return rst
}
rst["RESULT"] = "OK"
rst["ErrMsg"] = "Updated 1 record."
return rst