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驱动目录和数据库配置信息，支持优先从环境变量中获取（如果不存在，则使用原有的默认配置）。环境变量名称如下：

Browse Source 
IoTGateway_DB
IoTGateway_DBType
IOT_DriverPath
This commit is contained in:
liushoushan_notebook 2022-07-23 08:44:35 +08:00
parent 51d1fb0589
commit 03ca1b5e45
2 changed files with 30 additions and 8 deletions
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6
Plugins/Plugin/DrvierService.cs
View File

@ -26,7 +26,11 @@ namespace Plugin
_logger = logger;
try
{
_logger.LogInformation("LoadDriverFiles Start");
var env_DriverPath = Environment.GetEnvironmentVariable("IOT_DriverPath");
if (!string.IsNullOrEmpty(env_DriverPath) && Directory.Exists(env_DriverPath))
DriverPath = env_DriverPath;
_logger.LogInformation($"LoadDriverFiles Start,Path:{DriverPath}");
driverFiles = Directory.GetFiles(DriverPath).Where(x => Path.GetExtension(x) == ".dll").ToArray();
_logger.LogInformation($"LoadDriverFiles End，Count{driverFiles.Count()}");
}

32
Plugins/Plugin/IoTBackgroundService.cs
View File

@ -1,5 +1,6 @@
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
@ -12,35 +13,52 @@ namespace Plugin
{
public class IoTBackgroundService : BackgroundService
{
private readonly ILogger<IoTBackgroundService> _logger;
public static DBTypeEnum DBType;
public static string connnectSetting;
public static Guid? VariableSelectDeviceId, ConfigSelectDeviceId;
public IoTBackgroundService(IConfiguration ConfigRoot)
public IoTBackgroundService(IConfiguration ConfigRoot, ILogger<IoTBackgroundService> logger)
{
_logger= logger;
var connnectSettings = new List<ConnnectSettingsModel>();
ConfigRoot.Bind("Connections", connnectSettings);
connnectSetting = connnectSettings[0].Value;
DBType = GetDBType(connnectSettings[0].DBType);
//read from Environment
var IoTGateway_DB = Environment.GetEnvironmentVariable("IoTGateway_DB");
var IoTGateway_DBType = Environment.GetEnvironmentVariable("IoTGateway_DBType");
if (!string.IsNullOrEmpty(IoTGateway_DB) && !string.IsNullOrEmpty(IoTGateway_DBType))
{
connnectSetting = IoTGateway_DB;
DBType = GetDBType(IoTGateway_DBType);
}
_logger.LogInformation($"IoTBackgroundService connnectSetting:{connnectSetting},DBType:{DBType}");
}
switch (connnectSettings[0].DBType.Trim().ToLower())
private DBTypeEnum GetDBType(string dbtypeStr)
{
DBTypeEnum dbType = DBTypeEnum.SQLite;
switch (dbtypeStr.Trim().ToLower())
{
case "oracle":
DBType = DBTypeEnum.Oracle;
dbType = DBTypeEnum.Oracle;
break;
case "mysql":
DBType = DBTypeEnum.MySql;
dbType = DBTypeEnum.MySql;
break;
case "pgsql":
DBType = DBTypeEnum.PgSql;
dbType = DBTypeEnum.PgSql;
break;
case "sqlite":
DBType = DBTypeEnum.SQLite;
dbType = DBTypeEnum.SQLite;
break;
case "memory":
DBType = DBTypeEnum.Memory;
dbType = DBTypeEnum.Memory;
break;
default:
break;
}
return dbType;
}
protected override Task ExecuteAsync(CancellationToken stoppingToken)
{