/// <summary>
/// Add a health check for Oracle databases.
/// </summary>
/// <param name="builder">The <see cref="IHealthChecksBuilder"/>.</param>
/// <param name="connectionString">The Oracle connection string to be used.</param>
/// <param name="healthQuery">The query to be used in check. Optional. If <c>null</c> select * from v$version is used.</param>
/// <param name="name">The health check name. Optional. If <c>null</c> the type name 'oracle' will be used for the name.</param>
/// <param name="failureStatus">
/// The <see cref="HealthStatus"/> that should be reported when the health check fails. Optional. If <c>null</c> then
/// the default status of <see cref="HealthStatus.Unhealthy"/> will be reported.
/// </param>
/// <param name="tags">A list of tags that can be used to filter sets of health checks. Optional.</param>
/// <param name="timeout">An optional <see cref="TimeSpan"/> representing the timeout of the check.</param>
/// <returns>The specified <paramref name="builder"/>.</returns>
public static IHealthChecksBuilder AddOracle(
this IHealthChecksBuilder builder,
string connectionString,
string healthQuery = HEALTH_QUERY,
string?name = default,
HealthStatus?failureStatus = default,
IEnumerable <string>?tags = default,
TimeSpan?timeout = default) => builder.AddOracle(_ => connectionString, healthQuery, name, failureStatus, tags, timeout);
public static void ConfigureOracle(this IServiceCollection services, string connectionString, int poolSize, IHealthChecksBuilder checksBuilder, HealthChecksUIBuilder healthChecksUI)
{
services.AddEntityFrameworkOracle();
services.AddSingleton <IDataBaseModelBuilderOptions>(c => new OracleModelBuilderOptions());
services.AddDbContextPool <ApplicationDbContext>(builder =>
{
builder.UseOracle(connectionString, s => s.MigrationsAssembly("IoTSharp.Data.Oracle"));
builder.UseInternalServiceProvider(services.BuildServiceProvider());
}
, poolSize);
checksBuilder.AddOracle(connectionString, name: "IoTSharp.Data.Oracle");
healthChecksUI.AddInMemoryStorage();
}
private static void DoAdd(IServiceCollection services, OracleServiceInfo info, IConfiguration config, ServiceLifetime contextLifetime, IHealthChecksBuilder builder)
{
Type OracleConnection = ConnectorHelpers.FindType(OracleTypeLocator.Assemblies, OracleTypeLocator.ConnectionTypeNames);
var OracleConfig = new OracleProviderConnectorOptions(config);
var factory = new OracleProviderConnectorFactory(info, OracleConfig, OracleConnection);
services.Add(new ServiceDescriptor(typeof(IDbConnection), factory.Create, contextLifetime));
services.Add(new ServiceDescriptor(OracleConnection, factory.Create, contextLifetime));
if (builder == null)
{
services.Add(new ServiceDescriptor(typeof(IHealthContributor), ctx => new SkynetCloudRelationalHealthContributor((IDbConnection)factory.Create(ctx), ctx.GetService <ILogger <SkynetCloudRelationalHealthContributor> >()), ServiceLifetime.Singleton));
}
else
{
builder.AddOracle(factory.CreateConnectionString());
}
}
/// <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);
}