private void CheckForChangeInConsolidationConfig(AdminDatabase adminDb, PublicDatabase publicDb, ConsolidationParams consolidation)
{
if (adminDb.ConsolidationConfigChanged(consolidation) && publicDb.TablesExist())
{
throw new ApplicationException("Consolidation configuration has changed. Please rebuild the data store by deleting ADMIN and PUBLIC databases");
}
}
private void TruncateOnForcedRebuild(AdminDatabase adminDb, PublicDatabase publicDb)
{
if (_configuration.ForceRebuild)
{
adminDb.TruncateIfForcedRebuild();
publicDb.TruncateIfForcedRebuild();
}
}
/// <summary>
/// 获取公有数据
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="key">键</param>
/// <returns></returns>
public static async Task <T> Get <T>(string key)
{
var data = await PublicDatabase.StringGetAsync(GetKey(key));
if (data == RedisValue.Null)
{
return(default(T));
}
else
{
return(((byte[])data).FromSerialization <T>());
}
}
public void Execute()
{
OnProgressEvent(new VertoProgressEventArgs {
ProgressString = "Executing controller", Section = ProcessingSection.Root
});
var adminDb = new AdminDatabase(_configuration);
adminDb.ProgressEvent += AdminDbProgressEvent;
var publicDb = new PublicDatabase(_configuration);
publicDb.ProgressEvent += PublicDbProgressEvent;
try
{
TruncateOnForcedRebuild(adminDb, publicDb);
CheckForChangeInConsolidationConfig(adminDb, publicDb, _configuration.Consolidation);
CheckForIdenticalAppKeys(publicDb, adminDb.ApplicationKey);
// the order of these tasks is important!
adminDb.ExtractToStage();
adminDb.UpdateHistory();
adminDb.AddHistoryFederationIds(new[] { RowStatus.Deleted }, 1); // perform _before_ we federate
adminDb.FederateResources();
adminDb.ConsolidateResources();
adminDb.AddHistoryFederationIds(new[] { RowStatus.Updated, RowStatus.Inserted }, 2);
publicDb.PopulateStage(adminDb.ApplicationKey);
publicDb.TransformStage();
}
finally
{
adminDb.FinishUp();
OnProgressEvent(new VertoProgressEventArgs {
ProgressString = "Closing controller", Section = ProcessingSection.Root
});
}
}
/// <summary>
/// 发布数据
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="channelName">频道名称</param>
/// <param name="data">待发布数据</param>
public static async void Publish <T>(string channelName, T data)
{
await PublicDatabase.PublishAsync(channelName, data.ToSerialization());
}
/// <summary>
/// 添加公共数据
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="key">键</param>
/// <param name="value">值</param>
/// <param name="span">过期时间</param>
public static async void Set <T>(string key, T value, TimeSpan span)
{
await PublicDatabase.StringSetAsync(GetKey(key), value.ToSerialization(), span);
}
private void CheckForIdenticalAppKeys(PublicDatabase publicDb, Guid adminAppKey)
{
publicDb.CheckIdenticalAppKey(adminAppKey);
}
