/// <summary>
/// Add a health check for the SMTP connection.
/// </summary>
/// <param name="healthChecksBuilder">The <see cref="IHealthChecksBuilder"/> instance.</param>
/// <param name="smtpSettings">The SMTP connection settings to use for the health check.</param>
/// <param name="tags">An optional list of tags used to filter sets of health checks. The default is <see cref="HealthCheck.DefaultTags"/>.</param>
/// <param name="timeout">An optional timeout value. The default is <see cref="HealthCheck.DefaultTimeout"/>.</param>
/// <exception cref="ArgumentNullException"><paramref name="healthChecksBuilder"/> is <see langref="null"/>.</exception>
/// <exception cref="ArgumentNullException"><paramref name="smtpSettings"/> is <see langref="null"/>.</exception>
/// <returns>A reference to this instance after the operation has completed.</returns>
public static IHealthChecksBuilder AddSmtpHealthCheck(
this IHealthChecksBuilder healthChecksBuilder,
SmtpSettings smtpSettings,
IEnumerable <string>?tags = null,
TimeSpan?timeout = null)
{
if (healthChecksBuilder is null)
{
throw new ArgumentNullException(nameof(healthChecksBuilder));
}
if (smtpSettings is null)
{
throw new ArgumentNullException(nameof(smtpSettings));
}
healthChecksBuilder.AddSmtpHealthCheck(
smtp =>
{
smtp.AllowInvalidRemoteCertificates = smtpSettings.AllowInvalidCertificate.GetValueOrDefault();
smtp.ConnectionType = SmtpConnectionType.TLS;
smtp.Host = smtpSettings.Host;
smtp.Port = smtpSettings.Port;
},
HealthCheck.Name,
HealthStatus.Degraded,
tags ?? HealthCheck.DefaultTags,
timeout ?? HealthCheck.DefaultTimeout);
return(healthChecksBuilder);
}
private static IHealthChecksBuilder AddSMTPCheck(this IHealthChecksBuilder builder, IConfiguration configuration)
{
var smtpSettings = ConfigurationHandler.GetSmtpSettings(configuration);
if (string.IsNullOrWhiteSpace(smtpSettings?.Smtp?.Network?.Host))
{
logger.Info("SMTP Check: No valid Host found. Skipping check.");
return(builder);
}
var enableSSL = false;
if (bool.TryParse(configuration[$"configuration:appSettings:EnableSSL:value"], out var parsedBool))
{
enableSSL = parsedBool;
}
return(builder.AddSmtpHealthCheck(setup =>
{
//SSL on by default
setup.Host = smtpSettings.Smtp.Network.Host;
setup.Port = smtpSettings.Smtp.Network.Port;
setup.ConnectionType = enableSSL ? SmtpConnectionType.SSL : SmtpConnectionType.AUTO;
setup.AllowInvalidRemoteCertificates = true;
setup.LoginWith(smtpSettings.Smtp.Network.UserName, smtpSettings.Smtp.Network.Password);
}));
}
public static IHealthChecksBuilder AddSmtpHealthCheck(this IHealthChecksBuilder builder, SmtpSettings smtpSettings)
{
builder.AddSmtpHealthCheck(setup =>
{
setup.Host = smtpSettings.MailServer;
setup.Port = smtpSettings.Port;
setup.ConnectionType = SmtpConnectionType.TLS;
setup.LoginWith(smtpSettings.UserName, smtpSettings.Password);
setup.AllowInvalidRemoteCertificates = true;
}, tags: new[] { "smtp" }, failureStatus: HealthStatus.Degraded);
return(builder);
}
/// <summary>
/// 建立HealthChecks服务
/// </summary>
/// <param name="builder">HealthChecks服务创建者</param>
/// <param name="configuration">应用程序配置</param>
/// <returns></returns>
protected virtual IHealthChecksBuilder BuildHealthChecks(IHealthChecksBuilder builder, IConfiguration configuration)
{
//system
long providerMemory = configuration["OSharp:HealthChecks:PrivateMemory"].CastTo(1000_000_000L);
long virtualMemorySize = configuration["OSharp:HealthChecks:VirtualMemorySize"].CastTo(1000_000_000L);
long workingSet = configuration["OSharp:HealthChecks:WorkingSet"].CastTo(1000_000_000L);
builder.AddPrivateMemoryHealthCheck(providerMemory); //最大私有内存
builder.AddVirtualMemorySizeHealthCheck(virtualMemorySize); //最大虚拟内存
builder.AddWorkingSetHealthCheck(workingSet); //最大工作内存
OsharpOptions options = configuration.GetOsharpOptions();
//数据库
foreach (var pair in options.DbContexts.OrderBy(m => m.Value.DatabaseType))
{
string connectionString = pair.Value.ConnectionString;
switch (pair.Value.DatabaseType)
{
case DatabaseType.SqlServer:
builder.AddSqlServer(connectionString, null, pair.Key);
break;
case DatabaseType.Sqlite:
builder.AddSqlite(connectionString, name: pair.Key);
break;
case DatabaseType.MySql:
builder.AddMySql(connectionString, pair.Key);
break;
case DatabaseType.PostgreSql:
builder.AddNpgSql(connectionString, name: pair.Key);
break;
case DatabaseType.Oracle:
builder.AddOracle(connectionString, name: pair.Key);
break;
default:
throw new ArgumentOutOfRangeException($"OSharpOptions中 {pair.Value.DatabaseType} 不受支持");
}
}
//SMTP
if (options.MailSender != null)
{
var smtp = options.MailSender;
builder.AddSmtpHealthCheck(smtpOptions =>
{
smtpOptions.Host = smtp.Host;
smtpOptions.LoginWith(smtp.UserName, smtp.Password);
});
}
//Redis
if (options.Redis != null && options.Redis.Enabled)
{
var redis = options.Redis;
builder.AddRedis(redis.Configuration);
}
//Hangfire
if (configuration["OSharp:Hangfire:Enabled"].CastTo(false))
{
builder.AddHangfire(hangfireOptions =>
{
hangfireOptions.MinimumAvailableServers = 1;
});
}
return(builder);
}
