/// <summary>
/// 获得配置中心唯一实例
/// </summary>
/// <returns></returns>
public static ConfigMangerHelper GetInstance(string configkey)
{
if (_sigleconfig == null)
{
lock (_singletonlock)
{
if (_sigleconfig == null)
{
if (string.IsNullOrEmpty(CommonConfig.ProjectName) || CommonConfig.ProjectName == "未命名项目")
{
LogHelper.WriteError("请选择请在web.config或AppSettings.config中配置ProjectName");
throw new Exception("请选择请在web.config或AppSettings.config中配置ProjectName");
}
if (string.IsNullOrEmpty(CommonConfig.ConfigManagerConnectString))
{
LogHelper.WriteError("请在web.config或AppSettings.config中配置ConfigRedisConnectString");
throw new Exception("请在web.config或AppSettings.config中配置ConfigRedisConnectString");
}
SystemConfigDal redisdal = new SystemConfigDal();
string redisserver = "";
redisserver = redisdal.GetRedisServer(CommonConfig.ConfigManagerConnectString).ConfigValue;
AppDomain.CurrentDomain.DomainUnload += CurrentDomain_DomainUnload;
AppDomain.CurrentDomain.ProcessExit += CurrentDomain_ProcessExit;
ConfigContext context = new ConfigContext();
context.ConfigParams = new ConfigParams()
{
ProjectName = CommonConfig.ProjectName,
ConfigManagerConnectString = CommonConfig.ConfigManagerConnectString,
RedisServer = redisserver
};
AppDomainContext.Context = context;
ConfigHeartbeatProtect.Instance().LoadConfig(true);
_sigleconfig = new ConfigMangerHelper();
}
}
}
return(_sigleconfig);
}
/// <summary>
/// 是否重新下载项目信息
/// </summary>
/// <param name="updatejson">是否重新下载配置分类</param>
public void LoadConfig(bool isload)
{
lock (_lockconfig)
{
string jasonpath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "json", "json.txt");
try
{
bool isupdatelocal = false;
DateTime updatetime = DateTime.Now;
if (isload)
{
SystemConfigDal scdal = new SystemConfigDal();
SystemConfig sc = scdal.GetRedisServer(AppDomainContext.Context.ConfigParams.ConfigManagerConnectString);
if (sc != null)
{
AppDomainContext.Context.ConfigParams.RedisServer = sc.ConfigValue;
}
//更新项目信息
ProjectDal prodal = new ProjectDal();
AppDomainContext.Context.ProjectModel = prodal.GetByName(AppDomainContext.Context.ConfigParams.ConfigManagerConnectString, AppDomainContext.Context.ConfigParams.ProjectName);
//更新分类信息
CategoryDal catedal = new CategoryDal();
AppDomainContext.Context.CategoryModels = catedal.GetListByIds(AppDomainContext.Context.ConfigParams.ConfigManagerConnectString, AppDomainContext.Context.ProjectModel.CategoryIds);
long[] cids = AppDomainContext.Context.CategoryModels.Select(p => p.Id).ToArray();
//更新配置信息
ConfigDal configdal = new ConfigDal();
List <Config> configs = configdal.GetListByCategoryIds(AppDomainContext.Context.ConfigParams.ConfigManagerConnectString, cids, updatetime);
List <ConfigModel> configmodels = ToConfigModel(configs);
ConfigInfoOfKeyDic dic = new ConfigInfoOfKeyDic();
foreach (var item in configmodels)
{
dic.SetConfig(item);
}
AppDomainContext.Context.ConfigInfoOfKeyDic = dic;
if (configs.Count > 0)
{
configdal.SetUpdatetime(AppDomainContext.Context.ConfigParams.ConfigManagerConnectString, cids, updatetime);
isupdatelocal = true;
}
}
else
{
ConfigDal configdal = new ConfigDal();
long[] cids = AppDomainContext.Context.CategoryModels.Select(p => p.Id).ToArray();
List <Config> configs = configdal.GetListByCategoryIds(AppDomainContext.Context.ConfigParams.ConfigManagerConnectString, cids, updatetime);
List <ConfigModel> configmodels = ToConfigModel(configs);
foreach (var item in configmodels)
{
AppDomainContext.Context.ConfigInfoOfKeyDic.SetConfig(item);
}
if (configs.Count > 0) //本次有配置更新
{
configdal.SetUpdatetime(AppDomainContext.Context.ConfigParams.ConfigManagerConnectString, cids, updatetime);
isupdatelocal = true;
}
}
if (isupdatelocal)
{
string json1 = JsonConvert.SerializeObject(AppDomainContext.Context);
IOHelper.Write(jasonpath, json1); //写入磁盘
LogHelper.WriteInfo("写入磁盘成功");
}
}
catch (Exception)
{
string json2 = IOHelper.Read(jasonpath);
JsonConvert.DeserializeObject <ConfigContext>(json2); //从磁盘获得上次正确的配置
LogHelper.WriteInfo("从磁盘读取配置");
}
}
}