/// <summary>
/// 获得FreeSql实例
/// </summary>
/// <param name="ib"></param>
/// <param name="serviceProvider"></param>
/// <returns></returns>
public static IFreeSql GetFreeSql(this IdleBus <IFreeSql> ib, IServiceProvider serviceProvider)
{
var user = serviceProvider.GetRequiredService <IUser>();
var appConfig = serviceProvider.GetRequiredService <AppConfig>();
if (appConfig.Tenant && user.DataIsolationType == DataIsolationType.OwnDb && user.TenantId.HasValue)
{
var tenantName = "tenant_" + user.TenantId.ToString();
var exists = ib.Exists(tenantName);
if (!exists)
{
var dbConfig = serviceProvider.GetRequiredService <DbConfig>();
//查询租户数据库信息
var freeSql = serviceProvider.GetRequiredService <IFreeSql>();
var tenantRepository = freeSql.GetRepository <TenantEntity>();
var tenant = tenantRepository.Select.DisableGlobalFilter("Tenant").WhereDynamic(user.TenantId).ToOne <CreateFreeSqlTenantDto>();
var timeSpan = tenant.IdleTime.HasValue && tenant.IdleTime.Value > 0 ? TimeSpan.FromMinutes(tenant.IdleTime.Value) : TimeSpan.MaxValue;
ib.TryRegister(tenantName, () => CreateFreeSql(user, appConfig, dbConfig, tenant), timeSpan);
}
return(ib.Get(tenantName));
}
else
{
var freeSql = serviceProvider.GetRequiredService <IFreeSql>();
return(freeSql);
}
}
public FreeSqlCloud <TDBKey> Register(TDBKey dbkey, Func <IFreeSql> create)
{
if (_ib.TryRegister(dbkey, create))
{
if (_ib.GetKeys().Length == 1)
{
_dbkeyMaster = dbkey;
if (_distributeTraceEnable)
{
_distributedTraceCall($"{dbkey} 注册成功, 并存储 TCC/SAGA 事务相关数据");
}
_scheduler = new IdleScheduler.Scheduler(new IdleScheduler.TaskHandlers.TestHandler());
_ormMaster.CodeFirst.ConfigEntity <TccMasterInfo>(a => a.Name($"tcc_{DistributeKey}"));
_ormMaster.CodeFirst.SyncStructure <TccMasterInfo>();
_ormMaster.CodeFirst.ConfigEntity <TccUnitInfo>(a => a.Name($"tcc_{DistributeKey}_unit"));
_ormMaster.CodeFirst.SyncStructure <TccUnitInfo>();
_ormMaster.CodeFirst.ConfigEntity <SagaMasterInfo>(a => a.Name($"saga_{DistributeKey}"));
_ormMaster.CodeFirst.SyncStructure <SagaMasterInfo>();
_ormMaster.CodeFirst.ConfigEntity <SagaUnitInfo>(a => a.Name($"saga_{DistributeKey}_unit"));
_ormMaster.CodeFirst.SyncStructure <SagaUnitInfo>();
#region 加载历史未未成 TCC 事务
var tccPendings = _ormMaster.Select <TccMasterInfo>()
.Where(a => a.Status == TccMasterStatus.Pending && a.RetryCount < a.MaxRetryCount)
.OrderBy(a => a.CreateTime)
.ToList();
foreach (var pending in tccPendings)
{
_scheduler.AddTempTask(TimeSpan.FromSeconds(pending.RetryInterval), TccMaster <TDBKey> .GetTempTask(this, pending.Tid, pending.Title, pending.RetryInterval));
}
if (_distributeTraceEnable)
{
_distributedTraceCall($"成功加载历史未完成 TCC 事务 {tccPendings.Count} 个");
}
#endregion
#region 加载历史未未成 SAGA 事务
var sagaPendings = _ormMaster.Select <SagaMasterInfo>()
.Where(a => a.Status == SagaMasterStatus.Pending && a.RetryCount < a.MaxRetryCount)
.OrderBy(a => a.CreateTime)
.ToList();
foreach (var pending in sagaPendings)
{
_scheduler.AddTempTask(TimeSpan.FromSeconds(pending.RetryInterval), SagaMaster <TDBKey> .GetTempTask(this, pending.Tid, pending.Title, pending.RetryInterval));
}
if (_distributeTraceEnable)
{
_distributedTraceCall($"成功加载历史未完成 SAGA 事务 {sagaPendings.Count} 个");
}
#endregion
}
}
return(this);
}
/// <summary>
/// 临时任务（程序重启会丢失）
/// </summary>
/// <param name="timeout"></param>
/// <param name="handle"></param>
/// <returns></returns>
public string AddTempTask(TimeSpan timeout, Action handle)
{
var id = Guid.NewGuid().ToString();
var bus = new IdleTimeout(() =>
{
_ib.TryRemove(id);
Interlocked.Decrement(ref _quantityTempTask);
if (handle != null)
{
_wq.Enqueue(handle);
}
});
if (_ib.TryRegister(id, () => bus, timeout))
{
_ib.Get(id);
Interlocked.Increment(ref _quantityTempTask);
}
return(id);
}
public PoolingAdapter(RedisClient topOwner, ConnectionStringBuilder connectionString, params ConnectionStringBuilder[] slaveConnectionStrings)
{
UseType = UseType.Pooling;
TopOwner = topOwner;
_masterHost = connectionString.Host;
_rw_splitting = slaveConnectionStrings?.Any() == true;
_is_single = !_rw_splitting && connectionString.MaxPoolSize == 1;
_ib = new IdleBus <RedisClientPool>(TimeSpan.FromMinutes(10));
_ib.Register(_masterHost, () => new RedisClientPool(connectionString, null, TopOwner));
if (_rw_splitting)
{
foreach (var slave in slaveConnectionStrings)
{
_ib.TryRegister($"slave_{slave.Host}", () => new RedisClientPool(slave, null, TopOwner));
}
}
}
public PoolingAdapter(RedisClient cli, ConnectionStringBuilder connectionString, params ConnectionStringBuilder[] slaveConnectionStrings)
{
UseType = UseType.Pooling;
_cli = cli;
_masterHost = connectionString.Host;
_rw_plitting = slaveConnectionStrings?.Any() == true;
_ib = new IdleBus <RedisClientPool>();
_ib.Notice += new EventHandler <IdleBus <string, RedisClientPool> .NoticeEventArgs>((_, e) => { });
_ib.Register(_masterHost, () => new RedisClientPool(connectionString, null, _cli.Serialize, _cli.Deserialize));
if (_rw_plitting)
{
foreach (var slave in slaveConnectionStrings)
{
_ib.TryRegister($"slave_{slave.Host}", () => new RedisClientPool(slave, null, _cli.Serialize, _cli.Deserialize));
}
}
}
public static void AddFreeSql(this IServiceCollection services, Action <FreeSqlOptions> action = null)
{
FreeSqlOptions freeSqlOptions = new FreeSqlOptions();
action?.Invoke(freeSqlOptions);
services.AddSingleton(freeSqlOptions);
IdleBus <IFreeSql> ib = new IdleBus <IFreeSql>(freeSqlOptions.TimeSpan);
//Dictionary<string, IFreeSql> dic = new Dictionary<string, IFreeSql>();
foreach (var item in freeSqlOptions.FreeSqlDbs)
{
var isRegisterSucess = ib.TryRegister(item.Name, () =>
{
var freesql = new FreeSqlBuilder()
.UseConnectionString(item.DataType, item.ConnectString)
.UseAutoSyncStructure(item.IsAutoSyncStructure) //自动同步实体结构到数据库
.UseNoneCommandParameter(item.IsNoneCommandParameter)
.UseLazyLoading(item.IsLazyLoading)
.UseNameConvert(item.NameConvertType)
.UseMonitorCommand(item.Executing, item.Executed).Build();
freesql.UseJsonMap();
return(freesql);
});
if (!isRegisterSucess)
{
throw new Exception($"{item.Name}数据库注入失败");
}
}
services.AddSingleton <IFreeSqlTransPortService, FreeSqlTransPortService>();
services.AddSingleton(ib);
TransPortServiceDependencyInjection.AddFunc((serviceProvider, name) =>
{
if (name.Equals(FreeSqlConstant.FREESQLNAME, StringComparison.OrdinalIgnoreCase))
{
return(serviceProvider.GetService <IFreeSqlTransPortService>());
}
return(null);
});
}
public IFreeSql Db(string dbKey = "default")
{
if (Tenant == null)
{
return(null);
}
var currentDbOption = Tenant.DbOptions.Where(e => e.Key.ToLower() == dbKey.ToLower()).FirstOrDefault();
if (currentDbOption == null)
{
throw new Exception("没有找到对应数据库信息,请检查key是否配置正确");
}
var dbType = (FreeSql.DataType)Enum.Parse(typeof(FreeSql.DataType), currentDbOption.DbType);
var fristName = $"{Tenant.Id}#{dbKey}#";
var dbCacheKey = fristName + currentDbOption.SerializeToString().Md5();
// TryRegister 内部做了如果存在KEY，就什么不做，不存在就创建
_ib.TryRegister(dbCacheKey, () => CreateDb(dbType, currentDbOption));
return(_ib.Get(dbCacheKey));
}
static void Main(string[] args)
{
//超过20秒没有使用，就销毁【实例】
var ib = new IdleBus(TimeSpan.FromSeconds(20));
ib.Notice += (_, e) =>
{
Console.WriteLine(" " + e.Log);
if (e.NoticeType == IdleBus <IDisposable> .NoticeType.AutoRelease)
{
Console.WriteLine($" [{DateTime.Now.ToString("g")}] {e.Key} 空闲被回收");
}
};
while (true)
{
Console.WriteLine("输入 > ");
var line = Console.ReadLine().Trim();
if (string.IsNullOrEmpty(line))
{
break;
}
// 注册
ib.TryRegister(line, () => new TestInfo());
// 第一次：创建
TestInfo item = ib.Get(line) as TestInfo;
// 第二次：直接获取，长驻内存直到空闲销毁
item = ib.Get(line) as TestInfo;
}
ib.Dispose();
}
internal void ResetSentinel()
{
if (ResetSentinelFlag != 0)
{
return;
}
if (Interlocked.Increment(ref ResetSentinelFlag) != 1)
{
Interlocked.Decrement(ref ResetSentinelFlag);
return;
}
string masterhostEnd = _masterHost;
var allkeys = _ib.GetKeys().ToList();
for (int i = 0; i < _sentinels.Count; i++)
{
if (i > 0)
{
var first = _sentinels.First;
_sentinels.RemoveFirst();
_sentinels.AddLast(first.Value);
}
try
{
using (var sentinelcli = new RedisSentinelClient(_sentinels.First.Value))
{
var masterhost = sentinelcli.GetMasterAddrByName(_connectionString.Host);
var masterConnectionString = localTestHost(masterhost, RoleType.Master);
if (masterConnectionString == null)
{
continue;
}
masterhostEnd = masterhost;
if (_rw_splitting)
{
foreach (var slave in sentinelcli.Salves(_connectionString.Host))
{
ConnectionStringBuilder slaveConnectionString = localTestHost($"{slave.ip}:{slave.port}", RoleType.Slave);
if (slaveConnectionString == null)
{
continue;
}
}
}
foreach (var sentinel in sentinelcli.Sentinels(_connectionString.Host))
{
var remoteSentinelHost = $"{sentinel.ip}:{sentinel.port}";
if (_sentinels.Contains(remoteSentinelHost))
{
continue;
}
_sentinels.AddLast(remoteSentinelHost);
}
}
break;
}
catch { }
}
foreach (var spkey in allkeys)
{
_ib.TryRemove(spkey, true);
}
Interlocked.Exchange(ref _masterHost, masterhostEnd);
Interlocked.Decrement(ref ResetSentinelFlag);
ConnectionStringBuilder localTestHost(string host, RoleType role)
{
ConnectionStringBuilder connectionString = _connectionString.ToString();
connectionString.Host = host;
connectionString.MinPoolSize = 1;
connectionString.MaxPoolSize = 1;
using (var cli = new RedisClient(connectionString))
{
if (cli.Role().role != role)
{
return(null);
}
if (role == RoleType.Master)
{
//test set/get
}
}
connectionString.MinPoolSize = connectionString.MinPoolSize;
connectionString.MaxPoolSize = connectionString.MaxPoolSize;
_ib.TryRegister(host, () => new RedisClientPool(connectionString, null, TopOwner));
allkeys.Remove(host);
return(connectionString);
}
}
//closure connectionString
void RegisterClusterNode(ConnectionStringBuilder connectionString)
{
_ib.TryRegister(connectionString.Host, () => new RedisClientPool(connectionString, null, TopOwner));
}
/// <summary>
/// 添加租户数据库
/// </summary>
/// <param name="services"></param>
/// <param name="env"></param>
public static void AddTenantDb(this IServiceCollection services, IHostEnvironment env)
{
services.AddScoped <MyUnitOfWorkManager>();
var dbConfig = new ConfigHelper().Get <DbConfig>("dbconfig", env.EnvironmentName);
var appConfig = new ConfigHelper().Get <AppConfig>("appconfig", env.EnvironmentName);
var user = services.BuildServiceProvider().GetService <IUser>();
int idleTime = dbConfig.IdleTime > 0 ? dbConfig.IdleTime : 10;
IdleBus <IFreeSql> ib = new IdleBus <IFreeSql>(TimeSpan.FromMinutes(idleTime));
var tenantName = AdminConsts.TenantName;
if (appConfig.TenantType == TenantType.Own)
{
tenantName = "tenant_" + user.TenantId.ToString();
}
ib.TryRegister(tenantName, () =>
{
#region FreeSql
var freeSqlBuilder = new FreeSqlBuilder()
.UseConnectionString(dbConfig.Type, dbConfig.ConnectionString)
.UseLazyLoading(false)
.UseNoneCommandParameter(true);
#region 监听所有命令
if (dbConfig.MonitorCommand)
{
freeSqlBuilder.UseMonitorCommand(cmd => { }, (cmd, traceLog) =>
{
Console.WriteLine($"{cmd.CommandText}\r\n");
});
}
#endregion
var fsql = freeSqlBuilder.Build();
fsql.GlobalFilter.Apply <IEntitySoftDelete>("SoftDelete", a => a.IsDeleted == false);
//配置实体
DbHelper.ConfigEntity(fsql, appConfig);
//共享数据库
if (appConfig.TenantType == TenantType.Share)
{
fsql.GlobalFilter.ApplyIf <ITenant>("Tenant", () => user.TenantId > 0, a => a.TenantId == user.TenantId);
}
#region 监听Curd操作
if (dbConfig.Curd)
{
fsql.Aop.CurdBefore += (s, e) =>
{
Console.WriteLine($"{e.Sql}\r\n");
};
}
#endregion
#region 审计数据
//计算服务器时间
var serverTime = fsql.Select <DualEntity>().Limit(1).First(a => DateTime.UtcNow);
var timeOffset = DateTime.UtcNow.Subtract(serverTime);
fsql.Aop.AuditValue += (s, e) =>
{
if (user == null || user.Id <= 0)
{
return;
}
if (e.AuditValueType == FreeSql.Aop.AuditValueType.Insert)
{
switch (e.Property.Name)
{
case "CreatedUserId":
e.Value = user.Id;
break;
case "CreatedUserName":
e.Value = user.Name;
break;
case "TenantId":
e.Value = user.TenantId;
break;
}
if (e.Property.GetCustomAttribute <ServerTimeAttribute>(false) != null && (e.Column.CsType == typeof(DateTime) || e.Column.CsType == typeof(DateTime?)) &&
(e.Value == null || (DateTime)e.Value == default || (DateTime?)e.Value == default))
{
e.Value = DateTime.Now.Subtract(timeOffset);
}
}
/// <summary>
/// 添加租户数据库
/// </summary>
/// <param name="services"></param>
/// <param name="env"></param>
public static void AddTenantDb(this IServiceCollection services, IHostEnvironment env)
{
services.AddScoped <MyUnitOfWorkManager>();
var dbConfig = new ConfigHelper().Get <DbConfig>("dbconfig", env.EnvironmentName);
var appConfig = new ConfigHelper().Get <AppConfig>("appconfig", env.EnvironmentName);
var user = services.BuildServiceProvider().GetService <IUser>();
int idleTime = dbConfig.IdleTime > 0 ? dbConfig.IdleTime : 10;
IdleBus <IFreeSql> ib = new IdleBus <IFreeSql>(TimeSpan.FromMinutes(idleTime));
ib.TryRegister("tenant_" + user.TenantId.ToString(), () =>
{
#region FreeSql
var freeSqlBuilder = new FreeSqlBuilder()
.UseConnectionString(dbConfig.Type, dbConfig.ConnectionString)
.UseLazyLoading(false)
.UseNoneCommandParameter(true);
#region 监听所有命令
if (dbConfig.MonitorCommand)
{
freeSqlBuilder.UseMonitorCommand(cmd => { }, (cmd, traceLog) =>
{
Console.WriteLine($"{cmd.CommandText}\r\n");
});
}
#endregion
var fsql = freeSqlBuilder.Build();
fsql.GlobalFilter.Apply <IEntitySoftDelete>("SoftDelete", a => a.IsDeleted == false);
//共享数据库
if (appConfig.TenantType == TenantType.Share)
{
fsql.GlobalFilter.ApplyIf <ITenant>("Tenant", () => user.TenantId > 0, a => a.TenantId == user.TenantId);
}
#region 监听Curd操作
if (dbConfig.Curd)
{
fsql.Aop.CurdBefore += (s, e) =>
{
Console.WriteLine($"{e.Sql}\r\n");
};
}
#endregion
#region 审计数据
fsql.Aop.AuditValue += (s, e) =>
{
if (user == null || user.Id <= 0)
{
return;
}
if (e.AuditValueType == FreeSql.Aop.AuditValueType.Insert)
{
switch (e.Property.Name)
{
case "CreatedUserId":
e.Value = user.Id;
break;
case "CreatedUserName":
e.Value = user.Name;
break;
case "TenantId":
e.Value = user.TenantId;
break;
}
}
else if (e.AuditValueType == FreeSql.Aop.AuditValueType.Update)
{
switch (e.Property.Name)
{
case "ModifiedUserId":
e.Value = user.Id;
break;
case "ModifiedUserName":
e.Value = user.Name;
break;
}
}
};
#endregion
#endregion
return(fsql);
});
services.AddSingleton(ib);
}
/// <summary>
/// 添加租户数据库
/// </summary>
/// <param name="services"></param>
/// <param name="env"></param>
public static void AddTenantDb(this IServiceCollection services, IHostEnvironment env)
{
services.AddScoped <MyUnitOfWorkManager>();
var dbConfig = new ConfigHelper().Get <DbConfig>("dbconfig", env.EnvironmentName);
var appConfig = new ConfigHelper().Get <AppConfig>("appconfig", env.EnvironmentName);
var user = services.BuildServiceProvider().GetService <IUser>();
int idleTime = dbConfig.IdleTime > 0 ? dbConfig.IdleTime : 10;
IdleBus <IFreeSql> ib = new IdleBus <IFreeSql>(TimeSpan.FromMinutes(idleTime));
var tenantName = AdminConsts.TenantName;
if (appConfig.TenantType == TenantType.Own)
{
tenantName = "tenant_" + user.TenantId?.ToString();
}
ib.TryRegister(tenantName, () =>
{
#region FreeSql
var freeSqlBuilder = new FreeSqlBuilder()
.UseConnectionString(dbConfig.Type, dbConfig.ConnectionString)
.UseAutoSyncStructure(false)
.UseLazyLoading(false)
.UseNoneCommandParameter(true);
#region 监听所有命令
if (dbConfig.MonitorCommand)
{
freeSqlBuilder.UseMonitorCommand(cmd => { }, (cmd, traceLog) =>
{
Console.WriteLine($"{cmd.CommandText}\r\n");
});
}
#endregion
var fsql = freeSqlBuilder.Build();
fsql.GlobalFilter.Apply <IEntitySoftDelete>("SoftDelete", a => a.IsDeleted == false);
//配置实体
DbHelper.ConfigEntity(fsql, appConfig);
//共享数据库
if (appConfig.TenantType == TenantType.Share)
{
fsql.GlobalFilter.ApplyIf <ITenant>("Tenant", () => user.TenantId > 0, a => a.TenantId == user.TenantId);
}
#region 监听Curd操作
if (dbConfig.Curd)
{
fsql.Aop.CurdBefore += (s, e) =>
{
Console.WriteLine($"{e.Sql}\r\n");
};
}
#endregion
#region 审计数据
//计算服务器时间
var serverTime = fsql.Select <DualEntity>().Limit(1).First(a => DateTime.UtcNow);
var timeOffset = DateTime.UtcNow.Subtract(serverTime);
fsql.Aop.AuditValue += (s, e) =>
{
DbHelper.AuditValue(e, timeOffset, user);
};
#endregion
#endregion
return(fsql);
});
services.AddSingleton(ib);
}