private void GetConfigData()
{
try
{
var configNotification = _remoteConfig.GetConfigNotification();
var namespaceNames = configNotification.Select(m => m.NamespaceName).ToArray();
var configs = _remoteConfig.GetConfigsByNamespaces(namespaceNames, out var hasChanged);
//如果配置有变更则更新配置到内存和本地文件
if (hasChanged)
{
var configsArray = configs.SelectMany(m => m.Configurations).ToArray();
var newConfigData = new Dictionary <string, string>(StringComparer.OrdinalIgnoreCase);
Array.ForEach(configsArray, m => { newConfigData[m.Key] = m.Value; });
Data = newConfigData;
LocalConfigs.Set(base.Data);
OnReload();
}
EnsureExistsLocalConfigFile();
}
catch (Exception ex)
{
Logger?.LogError(ex, "Apollo定时轮询核心方法异常");
EnsureExistsLocalConfigFile();
GetConfigFromLocalConfigFile();
}
}
/// <summary>
/// 读取本地缓存配置，用于Apollo挂掉情况
/// </summary>
private void GetConfigFromLocalConfigFile()
{
var configs = LocalConfigs.Get();
Data = configs;
OnReload();
Logger?.LogCritical("Apollo拉取远程配置失败，当前已命中本地缓存配置文件。请及时联系运维人员，修复Apollo");
}
/// <summary>
/// 确保本地配置文件存在
/// </summary>
private void EnsureExistsLocalConfigFile()
{
if (!LocalConfigs.ExistsCacheFile())
{
Logger?.LogWarning("Apollo本地缓存配置文件不存在，即将创建");
LocalConfigs.Set(base.Data);
}
}
public static LocalConfigs CreateInstance()
{
if (_Singleton != null)
{
return(_Singleton);
}
lock (_SingletonLock)
{
if (_Singleton != null)
{
return(_Singleton);
}
_Singleton = new LocalConfigs();
}
return(_Singleton);
}
