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源代码改用vs默认格式化
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28810
@@ -8,174 +8,215 @@ using System.Data.SqlClient;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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namespace FreeSql.SqlServer {
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namespace FreeSql.SqlServer
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{
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class SqlServerConnectionPool : ObjectPool<DbConnection> {
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class SqlServerConnectionPool : ObjectPool<DbConnection>
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{
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internal Action availableHandler;
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internal Action unavailableHandler;
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internal Action availableHandler;
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internal Action unavailableHandler;
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public SqlServerConnectionPool(string name, string connectionString, Action availableHandler, Action unavailableHandler) : base(null) {
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var policy = new SqlServerConnectionPoolPolicy {
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_pool = this,
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Name = name
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};
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this.Policy = policy;
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policy.ConnectionString = connectionString;
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public SqlServerConnectionPool(string name, string connectionString, Action availableHandler, Action unavailableHandler) : base(null)
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{
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var policy = new SqlServerConnectionPoolPolicy
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{
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_pool = this,
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Name = name
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};
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this.Policy = policy;
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policy.ConnectionString = connectionString;
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this.availableHandler = availableHandler;
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this.unavailableHandler = unavailableHandler;
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}
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this.availableHandler = availableHandler;
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this.unavailableHandler = unavailableHandler;
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}
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public void Return(Object<DbConnection> obj, Exception exception, bool isRecreate = false) {
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if (exception != null && exception is SqlException) {
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public void Return(Object<DbConnection> obj, Exception exception, bool isRecreate = false)
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{
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if (exception != null && exception is SqlException)
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{
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if (obj.Value.Ping() == false) {
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if (obj.Value.Ping() == false)
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{
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base.SetUnavailable(exception);
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}
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}
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base.Return(obj, isRecreate);
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}
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}
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base.SetUnavailable(exception);
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}
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}
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base.Return(obj, isRecreate);
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}
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}
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class SqlServerConnectionPoolPolicy : IPolicy<DbConnection> {
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class SqlServerConnectionPoolPolicy : IPolicy<DbConnection>
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{
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internal SqlServerConnectionPool _pool;
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public string Name { get; set; } = "SqlServer SqlConnection 对象池";
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public int PoolSize { get; set; } = 100;
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public TimeSpan SyncGetTimeout { get; set; } = TimeSpan.FromSeconds(10);
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public TimeSpan IdleTimeout { get; set; } = TimeSpan.Zero;
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public int AsyncGetCapacity { get; set; } = 10000;
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public bool IsThrowGetTimeoutException { get; set; } = true;
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public int CheckAvailableInterval { get; set; } = 5;
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internal SqlServerConnectionPool _pool;
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public string Name { get; set; } = "SqlServer SqlConnection 对象池";
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public int PoolSize { get; set; } = 100;
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public TimeSpan SyncGetTimeout { get; set; } = TimeSpan.FromSeconds(10);
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public TimeSpan IdleTimeout { get; set; } = TimeSpan.Zero;
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public int AsyncGetCapacity { get; set; } = 10000;
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public bool IsThrowGetTimeoutException { get; set; } = true;
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public int CheckAvailableInterval { get; set; } = 5;
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static ConcurrentDictionary<string, int> dicConnStrIncr = new ConcurrentDictionary<string, int>(StringComparer.CurrentCultureIgnoreCase);
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private string _connectionString;
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public string ConnectionString {
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get => _connectionString;
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set {
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_connectionString = value ?? "";
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static ConcurrentDictionary<string, int> dicConnStrIncr = new ConcurrentDictionary<string, int>(StringComparer.CurrentCultureIgnoreCase);
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private string _connectionString;
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public string ConnectionString
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{
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get => _connectionString;
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set
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{
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_connectionString = value ?? "";
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var pattern = @"Max\s*pool\s*size\s*=\s*(\d+)";
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Match m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
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if (m.Success == false || int.TryParse(m.Groups[1].Value, out var poolsize) == false || poolsize <= 0) poolsize = 100;
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var connStrIncr = dicConnStrIncr.AddOrUpdate(_connectionString, 1, (oldkey, oldval) => oldval + 1);
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PoolSize = poolsize + connStrIncr;
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_connectionString = m.Success ?
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Regex.Replace(_connectionString, pattern, $"Max pool size={PoolSize}", RegexOptions.IgnoreCase) :
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$"{_connectionString};Max pool size={PoolSize}";
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var pattern = @"Max\s*pool\s*size\s*=\s*(\d+)";
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Match m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
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if (m.Success == false || int.TryParse(m.Groups[1].Value, out var poolsize) == false || poolsize <= 0) poolsize = 100;
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var connStrIncr = dicConnStrIncr.AddOrUpdate(_connectionString, 1, (oldkey, oldval) => oldval + 1);
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PoolSize = poolsize + connStrIncr;
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_connectionString = m.Success ?
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Regex.Replace(_connectionString, pattern, $"Max pool size={PoolSize}", RegexOptions.IgnoreCase) :
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$"{_connectionString};Max pool size={PoolSize}";
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pattern = @"Connection\s*LifeTime\s*=\s*(\d+)";
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m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
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if (m.Success) {
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IdleTimeout = TimeSpan.FromSeconds(int.Parse(m.Groups[1].Value));
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_connectionString = Regex.Replace(_connectionString, pattern, "", RegexOptions.IgnoreCase);
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}
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pattern = @"Connection\s*LifeTime\s*=\s*(\d+)";
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m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
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if (m.Success)
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{
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IdleTimeout = TimeSpan.FromSeconds(int.Parse(m.Groups[1].Value));
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_connectionString = Regex.Replace(_connectionString, pattern, "", RegexOptions.IgnoreCase);
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}
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var minPoolSize = 0;
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pattern = @"Min\s*pool\s*size\s*=\s*(\d+)";
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m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
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if (m.Success) {
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minPoolSize = int.Parse(m.Groups[1].Value);
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_connectionString = Regex.Replace(_connectionString, pattern, "", RegexOptions.IgnoreCase);
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}
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var minPoolSize = 0;
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pattern = @"Min\s*pool\s*size\s*=\s*(\d+)";
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m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
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if (m.Success)
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{
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minPoolSize = int.Parse(m.Groups[1].Value);
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_connectionString = Regex.Replace(_connectionString, pattern, "", RegexOptions.IgnoreCase);
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}
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FreeSql.Internal.CommonUtils.PrevReheatConnectionPool(_pool, minPoolSize);
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}
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}
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FreeSql.Internal.CommonUtils.PrevReheatConnectionPool(_pool, minPoolSize);
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}
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}
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public bool OnCheckAvailable(Object<DbConnection> obj) {
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if (obj.Value.State == ConnectionState.Closed) obj.Value.Open();
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return obj.Value.Ping(true);
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}
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public bool OnCheckAvailable(Object<DbConnection> obj)
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{
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if (obj.Value.State == ConnectionState.Closed) obj.Value.Open();
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return obj.Value.Ping(true);
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}
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public DbConnection OnCreate() {
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var conn = new SqlConnection(_connectionString);
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return conn;
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}
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public DbConnection OnCreate()
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{
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var conn = new SqlConnection(_connectionString);
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return conn;
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}
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public void OnDestroy(DbConnection obj) {
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if (obj.State != ConnectionState.Closed) obj.Close();
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obj.Dispose();
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}
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public void OnDestroy(DbConnection obj)
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{
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if (obj.State != ConnectionState.Closed) obj.Close();
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obj.Dispose();
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}
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public void OnGet(Object<DbConnection> obj) {
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public void OnGet(Object<DbConnection> obj)
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{
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if (_pool.IsAvailable) {
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if (_pool.IsAvailable)
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{
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if (obj.Value.State != ConnectionState.Open || DateTime.Now.Subtract(obj.LastReturnTime).TotalSeconds > 60 && obj.Value.Ping() == false) {
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if (obj.Value.State != ConnectionState.Open || DateTime.Now.Subtract(obj.LastReturnTime).TotalSeconds > 60 && obj.Value.Ping() == false)
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{
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try {
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obj.Value.Open();
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} catch (Exception ex) {
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if (_pool.SetUnavailable(ex) == true)
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throw new Exception($"【{this.Name}】状态不可用，等待后台检查程序恢复方可使用。{ex.Message}");
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}
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}
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}
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}
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try
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{
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obj.Value.Open();
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}
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catch (Exception ex)
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{
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if (_pool.SetUnavailable(ex) == true)
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throw new Exception($"【{this.Name}】状态不可用，等待后台检查程序恢复方可使用。{ex.Message}");
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}
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}
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}
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}
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async public Task OnGetAsync(Object<DbConnection> obj) {
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async public Task OnGetAsync(Object<DbConnection> obj)
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{
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if (_pool.IsAvailable) {
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if (_pool.IsAvailable)
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{
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if (obj.Value.State != ConnectionState.Open || DateTime.Now.Subtract(obj.LastReturnTime).TotalSeconds > 60 && (await obj.Value.PingAsync()) == false) {
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if (obj.Value.State != ConnectionState.Open || DateTime.Now.Subtract(obj.LastReturnTime).TotalSeconds > 60 && (await obj.Value.PingAsync()) == false)
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{
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try {
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await obj.Value.OpenAsync();
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} catch (Exception ex) {
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if (_pool.SetUnavailable(ex) == true)
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throw new Exception($"【{this.Name}】状态不可用，等待后台检查程序恢复方可使用。{ex.Message}");
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}
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}
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}
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}
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try
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{
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await obj.Value.OpenAsync();
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}
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catch (Exception ex)
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{
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if (_pool.SetUnavailable(ex) == true)
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throw new Exception($"【{this.Name}】状态不可用，等待后台检查程序恢复方可使用。{ex.Message}");
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}
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}
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}
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}
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public void OnGetTimeout() {
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public void OnGetTimeout()
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{
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}
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}
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public void OnReturn(Object<DbConnection> obj) {
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if (obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
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}
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public void OnReturn(Object<DbConnection> obj)
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{
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if (obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
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}
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public void OnAvailable() {
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_pool.availableHandler?.Invoke();
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}
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public void OnAvailable()
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{
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_pool.availableHandler?.Invoke();
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}
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public void OnUnavailable() {
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_pool.unavailableHandler?.Invoke();
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}
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}
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public void OnUnavailable()
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{
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_pool.unavailableHandler?.Invoke();
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}
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}
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static class DbConnectionExtensions {
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static class DbConnectionExtensions
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{
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static DbCommand PingCommand(DbConnection conn) {
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var cmd = conn.CreateCommand();
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cmd.CommandTimeout = 5;
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cmd.CommandText = "select 1";
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return cmd;
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}
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public static bool Ping(this DbConnection that, bool isThrow = false) {
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try {
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PingCommand(that).ExecuteNonQuery();
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return true;
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} catch {
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if (that.State != ConnectionState.Closed) try { that.Close(); } catch { }
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if (isThrow) throw;
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return false;
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}
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}
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async public static Task<bool> PingAsync(this DbConnection that, bool isThrow = false) {
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try {
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await PingCommand(that).ExecuteNonQueryAsync();
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return true;
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} catch {
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if (that.State != ConnectionState.Closed) try { that.Close(); } catch { }
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if (isThrow) throw;
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return false;
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}
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}
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}
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static DbCommand PingCommand(DbConnection conn)
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{
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var cmd = conn.CreateCommand();
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cmd.CommandTimeout = 5;
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cmd.CommandText = "select 1";
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return cmd;
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}
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public static bool Ping(this DbConnection that, bool isThrow = false)
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{
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try
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{
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PingCommand(that).ExecuteNonQuery();
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return true;
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}
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catch
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{
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if (that.State != ConnectionState.Closed) try { that.Close(); } catch { }
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if (isThrow) throw;
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return false;
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}
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}
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async public static Task<bool> PingAsync(this DbConnection that, bool isThrow = false)
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{
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try
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{
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await PingCommand(that).ExecuteNonQueryAsync();
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return true;
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}
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catch
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{
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if (that.State != ConnectionState.Closed) try { that.Close(); } catch { }
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if (isThrow) throw;
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return false;
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}
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}
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}
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}
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