public static IEnumerable<object[]> TestServiceDescriptors(ServiceLifetime lifetime)
{
Func<object, object, bool> compare;
if (lifetime == ServiceLifetime.Transient)
{
// Expect service references to be different for transient descriptors
compare = (service1, service2) => service1 != service2;
}
else
{
// Expect service references to be the same for singleton and scoped descriptors
compare = (service1, service2) => service1 == service2;
}
// Implementation Type Descriptor
yield return new object[]
{
new[] { new ServiceDescriptor(typeof(IFakeService), typeof(FakeService), lifetime) },
typeof(IFakeService),
compare,
};
// Closed Generic Descriptor
yield return new object[]
{
new[] { new ServiceDescriptor(typeof(IFakeOpenGenericService<string>), typeof(FakeService), lifetime) },
typeof(IFakeOpenGenericService<string>),
compare,
};
// Open Generic Descriptor
yield return new object[]
{
new[]
{
new ServiceDescriptor(typeof(IFakeService), typeof(FakeService), lifetime),
new ServiceDescriptor(typeof(IFakeOpenGenericService<>), typeof(FakeOpenGenericService<>), lifetime),
},
typeof(IFakeOpenGenericService<IFakeService>),
compare,
};
// Factory Descriptor
yield return new object[]
{
new[] { new ServiceDescriptor(typeof(IFakeService), _ => new FakeService(), lifetime) },
typeof(IFakeService),
compare,
};
if (lifetime == ServiceLifetime.Singleton)
{
// Instance Descriptor
yield return new object[]
{
new[] { new ServiceDescriptor(typeof(IFakeService), new FakeService()) },
typeof(IFakeService),
compare,
};
}
}
public static void RegistersExpectedServices(Type serviceType, Type implementationType, ServiceLifetime lifecycle)
{
var services = ApplicationInsightsExtensionsTests.GetServiceCollectionWithContextAccessor();
services.AddApplicationInsightsTelemetry(new ConfigurationBuilder().Build());
ServiceDescriptor service = services.Single(s => s.ServiceType == serviceType && s.ImplementationType == implementationType);
Assert.Equal(lifecycle, service.Lifetime);
}
private static LifetimeManager GetLifetimeManager(ServiceLifetime lifecycle)
{
switch (lifecycle)
{
case ServiceLifetime.Transient:
return new TransientLifetimeManager();
case ServiceLifetime.Singleton:
return new ContainerControlledLifetimeManager();
case ServiceLifetime.Scoped:
return new HierarchicalLifetimeManager();
}
return new TransientLifetimeManager();
}
public static GenericFamilyExpression LifecycleIs(this GenericFamilyExpression instance, ServiceLifetime lifetime)
{
switch (lifetime)
{
case ServiceLifetime.Singleton:
return instance.LifecycleIs(Lifecycles.Singleton);
case ServiceLifetime.Scoped:
return instance.LifecycleIs(Lifecycles.Container);
case ServiceLifetime.Transient:
return instance.LifecycleIs(Lifecycles.Unique);
default:
throw new ArgumentOutOfRangeException(nameof(lifetime), lifetime, null);
}
}
public void AddWithTypeAddsServiceWithRightLifecyle(Action<IServiceCollection> addTypeAction,
Type expectedServiceType,
Type expectedImplementationType,
ServiceLifetime lifeCycle)
{
// Arrange
var collection = new ServiceCollection();
// Act
addTypeAction(collection);
// Assert
var descriptor = Assert.Single(collection);
Assert.Equal(expectedServiceType, descriptor.ServiceType);
Assert.Equal(expectedImplementationType, descriptor.ImplementationType);
Assert.Equal(lifeCycle, descriptor.Lifetime);
}
public static IServiceCollection AddValidationPipeline(this IServiceCollection services,
ServiceLifetime withLifetime = ServiceLifetime.Transient)
{
return(services.Add(typeof(IRequestPreProcessor <>), typeof(ValidationPipeline <>), withLifetime));
}
protected DependencyAttribute(ServiceLifetime dependencyType)
{
DependencyType = dependencyType;
}
/// <summary>
/// Adds the DbContext and the default services needed to run
/// Piranha over Entity Framework Core.
/// </summary>
/// <param name="services">The current service collection</param>
/// <param name="dboptions">The DbContext options builder</param>
/// <param name="scope">The optional lifetime</param>
/// <returns>The updated service collection</returns>
public static IServiceCollection AddPiranhaEF(this IServiceCollection services,
Action <DbContextOptionsBuilder> dboptions,
ServiceLifetime scope = ServiceLifetime.Scoped)
{
return(AddPiranhaEF <Db>(services, dboptions, scope));
}
public void AddWithFactoryAddsServiceWithRightLifecyle(Action<IServiceCollection> addAction,
ServiceLifetime lifeCycle)
{
// Arrange
var collection = new ServiceCollection();
// Act
addAction(collection);
// Assert
var descriptor = Assert.Single(collection);
Assert.Equal(typeof(IFakeService), descriptor.ServiceType);
Assert.Same(_factory, descriptor.ImplementationFactory);
Assert.Equal(lifeCycle, descriptor.Lifetime);
}
public static IServiceCollection AddAutoMapper(this IServiceCollection services, Action <IMapperConfigurationExpression> configAction, IEnumerable <Assembly> assemblies, ServiceLifetime serviceLifetime = ServiceLifetime.Transient) => AddAutoMapperClasses(services, (sp, cfg) => configAction?.Invoke(cfg), assemblies, serviceLifetime);
/// <summary>
/// Add a MySql-backed DbContext and MySQL health contributor to the Service Collection
/// </summary>
/// <typeparam name="TContext">Type of DbContext to add</typeparam>
/// <param name="services">Service Collection</param>
/// <param name="config">Application Configuration</param>
/// <param name="serviceName">Name of service binding in Cloud Foundry</param>
/// <param name="contextLifetime">Lifetime of the service to inject</param>
/// <returns>IServiceCollection for chaining</returns>
public static IServiceCollection AddDbContext <TContext>(this IServiceCollection services, IConfiguration config, string serviceName, ServiceLifetime contextLifetime = ServiceLifetime.Scoped)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
if (string.IsNullOrEmpty(serviceName))
{
throw new ArgumentNullException(nameof(serviceName));
}
if (config == null)
{
throw new ArgumentNullException(nameof(config));
}
var info = config.GetRequiredServiceInfo <MySqlServiceInfo>(serviceName);
DoAdd(services, config, info, typeof(TContext), contextLifetime);
return(services);
}
/// <summary>
/// Add Oracle and its IHealthContributor to a ServiceCollection.
/// </summary>
/// <param name="services">Service collection to add to</param>
/// <param name="config">App configuration</param>
/// <param name="serviceName">cloud foundry service name binding</param>
/// <param name="contextLifetime">Lifetime of the service to inject</param>
/// <param name="addSteeltoeHealthChecks">Add steeltoeHealth checks even if community health checks exist</param>
/// <returns>IServiceCollection for chaining</returns>
/// <remarks>OracleConnection is retrievable as both OracleConnection and IDbConnection</remarks>
public static IServiceCollection AddOracleConnection(this IServiceCollection services, IConfiguration config, string serviceName, ServiceLifetime contextLifetime = ServiceLifetime.Scoped, bool addSteeltoeHealthChecks = false)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
if (string.IsNullOrEmpty(serviceName))
{
throw new ArgumentNullException(nameof(serviceName));
}
if (config == null)
{
throw new ArgumentNullException(nameof(config));
}
var info = config.GetRequiredServiceInfo <OracleServiceInfo>(serviceName);
DoAdd(services, info, config, contextLifetime, addSteeltoeHealthChecks);
return(services);
}
public ServiceDefinition(Type serviceType, ServiceLifetime serviceLifetime) : this(serviceType, serviceType, serviceLifetime)
{
}
public ServiceDefinition(Type serviceType, Func <IServiceProvider, object> factory, ServiceLifetime serviceLifetime)
{
ServiceType = serviceType;
ImplementationFactory = factory;
ServiceLifetime = serviceLifetime;
}
public static IServiceCollection AddEventStorePipeline(this IServiceCollection services,
ServiceLifetime withLifetime = ServiceLifetime.Transient)
{
return(services.Add(typeof(INotificationHandler <>), typeof(EventStorePipeline <>), withLifetime));
}
private static void DoAdd(IServiceCollection services, PostgresServiceInfo info, IConfiguration config, ServiceLifetime contextLifetime, bool addSteeltoeHealthChecks)
{
var postgresConnection = ReflectionHelpers.FindType(PostgreSqlTypeLocator.Assemblies, PostgreSqlTypeLocator.ConnectionTypeNames);
var postgresConfig = new PostgresProviderConnectorOptions(config);
var factory = new PostgresProviderConnectorFactory(info, postgresConfig, postgresConnection);
services.Add(new ServiceDescriptor(typeof(IDbConnection), factory.Create, contextLifetime));
services.Add(new ServiceDescriptor(postgresConnection, factory.Create, contextLifetime));
if (!services.Any(s => s.ServiceType == typeof(HealthCheckService)) || addSteeltoeHealthChecks)
{
services.Add(new ServiceDescriptor(typeof(IHealthContributor), ctx => new RelationalDbHealthContributor((IDbConnection)factory.Create(ctx), ctx.GetService <ILogger <RelationalDbHealthContributor> >()), ServiceLifetime.Singleton));
}
}
public static void TryAddImplementors <T>(this IServiceCollection services,
IEnumerable <Assembly> assemblies = null, ServiceLifetime lifetime = ServiceLifetime.Transient)
{
assemblies ??= new[] { typeof(T).Assembly };
var injectableTypes =
assemblies.SelectMany(a =>
a.DefinedTypes.Where(x => x.GetInterfaces().Contains(typeof(T)) && !x.IsAbstract));
foreach (var type in injectableTypes)
{
services.TryAdd(new ServiceDescriptor(type, type, lifetime));
}
}
private static IServiceCollection AddAutoMapperClasses(IServiceCollection services, Action <IServiceProvider, IMapperConfigurationExpression> configAction,
IEnumerable <Assembly> assembliesToScan, ServiceLifetime serviceLifetime = ServiceLifetime.Transient)
{
// Just return if we've already added AutoMapper to avoid double-registration
if (services.Any(sd => sd.ServiceType == typeof(IMapper)))
{
return(services);
}
assembliesToScan = assembliesToScan as Assembly[] ?? assembliesToScan.ToArray();
var allTypes = assembliesToScan
.Where(a => !a.IsDynamic && a.GetName().Name != nameof(AutoMapper))
.Distinct() // avoid AutoMapper.DuplicateTypeMapConfigurationException
.SelectMany(a => a.DefinedTypes)
.ToArray();
void ConfigAction(IServiceProvider serviceProvider, IMapperConfigurationExpression cfg)
{
configAction?.Invoke(serviceProvider, cfg);
cfg.AddMaps(assembliesToScan);
}
var openTypes = new[]
{
typeof(IValueResolver <, ,>),
typeof(IMemberValueResolver <, , ,>),
typeof(ITypeConverter <,>),
typeof(IValueConverter <,>),
typeof(IMappingAction <,>)
};
foreach (var type in openTypes.SelectMany(openType => allTypes
.Where(t => t.IsClass &&
!t.IsAbstract &&
t.AsType().ImplementsGenericInterface(openType))))
{
services.AddTransient(type.AsType());
}
services.AddSingleton <IConfigurationProvider>(sp => new MapperConfiguration(cfg => ConfigAction(sp, cfg)));
services.Add(new ServiceDescriptor(typeof(IMapper),
sp => new Mapper(sp.GetRequiredService <IConfigurationProvider>(), sp.GetService), serviceLifetime));
return(services);
}
public static IServiceCollection AddAutoMapper(this IServiceCollection services, Action <IServiceProvider, IMapperConfigurationExpression> configAction,
IEnumerable <Type> profileAssemblyMarkerTypes, ServiceLifetime serviceLifetime = ServiceLifetime.Transient)
=> AddAutoMapperClasses(services, configAction, profileAssemblyMarkerTypes.Select(t => t.GetTypeInfo().Assembly), serviceLifetime);
public static IServiceCollection AddAutoMapper(this IServiceCollection services, IEnumerable <Assembly> assemblies, ServiceLifetime serviceLifetime = ServiceLifetime.Transient) => AddAutoMapperClasses(services, null, assemblies, serviceLifetime);
public static IServiceCollection AddAutoMapper(this IServiceCollection services, Action <IServiceProvider, IMapperConfigurationExpression> configAction, IEnumerable <Assembly> assemblies, ServiceLifetime serviceLifetime = ServiceLifetime.Transient) => AddAutoMapperClasses(services, configAction, assemblies, serviceLifetime);
public static IServiceCollection RegisterAssemblyTypes <T>(this IServiceCollection services, ServiceLifetime lifetime, List <Func <TypeInfo, bool> > predicates = null)
{
var scanAssemblies = AppDomain.CurrentDomain.GetAssemblies().ToList();
scanAssemblies.SelectMany(x => x.GetReferencedAssemblies())
.Where(t => !scanAssemblies.Any(a => a.FullName == t.FullName))
.Distinct()
.ToList()
.ForEach(x => scanAssemblies.Add(AppDomain.CurrentDomain.Load(x)));
var interfaces = scanAssemblies
.SelectMany(o => o.DefinedTypes
.Where(x => x.IsInterface && x != typeof(T) && typeof(T).IsAssignableFrom(x))
);
foreach (var @interface in interfaces)
{
var types = scanAssemblies
.SelectMany(o => o.DefinedTypes
.Where(x => x.IsClass && @interface.IsAssignableFrom(x))
);
if (predicates?.Count() > 0)
{
foreach (var predict in predicates)
{
types = types.Where(predict);
}
}
foreach (var type in types)
{
services.Add(new ServiceDescriptor(
@interface,
type,
lifetime));
}
}
return(services);
}
public static IHostBuilder AddService <TService, TImplementation>(this IHostBuilder builder, ServiceLifetime lifetime = ServiceLifetime.Transient) where TService : class where TImplementation : class, TService
{
builder.ConfigureServices((hostContext, services) =>
{
services.Add(new ServiceDescriptor(typeof(TService), typeof(TImplementation), lifetime));
});
return(builder);
}
public ServiceDefinition(Type serviceType, Type implementType, ServiceLifetime serviceLifetime)
{
ServiceType = serviceType;
ImplementType = implementType ?? serviceType;
ServiceLifetime = serviceLifetime;
}
public static IHostBuilder AddService <TService>(this IHostBuilder builder, Func <IServiceProvider, object> factory, ServiceLifetime lifetime = ServiceLifetime.Transient) where TService : class
{
builder.ConfigureServices((hostContext, services) =>
{
services.Add(new ServiceDescriptor(typeof(TService), factory, lifetime));
});
return(builder);
}
public ServiceDescriptor(Type serviceType, Func <IServiceProvider, object> factory, ServiceLifetime lifetime)
{
implementationFactory = factory;
ImplementationInstance = null;
ImplementationType = serviceType;
ServiceType = serviceType;
Lifetime = lifetime;
}
public OpenIddictValidationBuilder AddEventHandler <TEvent, THandler>(
ServiceLifetime lifetime = ServiceLifetime.Scoped)
where TEvent : class, IOpenIddictValidationEvent
where THandler : IOpenIddictValidationEventHandler <TEvent>
=> AddEventHandler <TEvent>(typeof(THandler));
private static void DoAdd(IServiceCollection services, IConfiguration config, MySqlServiceInfo info, Type dbContextType, ServiceLifetime contextLifetime)
{
var mySqlConfig = new MySqlProviderConnectorOptions(config);
var factory = new MySqlDbContextConnectorFactory(info, mySqlConfig, dbContextType);
services.Add(new ServiceDescriptor(dbContextType, factory.Create, contextLifetime));
}
/// <summary>
/// Register the tenant resolver implementation
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="lifetime"></param>
/// <returns></returns>
public TenantBuilder WithResolutionStrategy <T>(ServiceLifetime lifetime = ServiceLifetime.Transient)
where T : class, ITenantResolutionStrategy
{
Services.Add(ServiceDescriptor.Describe(typeof(ITenantResolutionStrategy), typeof(T), lifetime));
return(this);
}
/// <summary>
/// Register the tenant store implementation
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="lifetime"></param>
/// <returns></returns>
public TenantBuilder WithStore <T>(ServiceLifetime lifetime = ServiceLifetime.Transient)
where T : class, ITenantStore
{
Services.Add(ServiceDescriptor.Describe(typeof(ITenantStore), typeof(T), lifetime));
return(this);
}
public virtual IDependencyRegistrationBuilder <TImplementation> AsTransient()
{
_serviceLifetime = ServiceLifetime.Transient;
return(this);
}
private static Lifestyle ConvertLifetimeToSimpleInjectorLifetime(ServiceLifetime lifetime)
{
switch (lifetime)
{
case ServiceLifetime.Singleton:
return Lifestyle.Singleton;
case ServiceLifetime.Scoped:
return Lifestyle.Scoped;
case ServiceLifetime.Transient:
return Lifestyle.Transient;
default:
throw new NotSupportedException();
}
}
public void AddWithFactoryAddsServiceWithRightLifecyle(
Action<IServiceCollection> addAction,
Type serviceType,
Type implementationType,
ServiceLifetime lifeCycle)
{
// Arrange
var collection = new ServiceCollection();
// Act
addAction(collection);
// Assert
var descriptor = Assert.Single(collection);
Assert.Equal(serviceType, descriptor.ServiceType);
Assert.Equal(implementationType, descriptor.GetImplementationType());
Assert.Equal(lifeCycle, descriptor.Lifetime);
}
public ServiceDescriptorAttribute(Type serviceType, ServiceLifetime lifetime)
{
ServiceType = serviceType;
Lifetime = lifetime;
}
public void TryAdd_WithType_AddsService(
Action<IServiceCollection> addAction,
Type expectedServiceType,
Type expectedImplementationType,
ServiceLifetime expectedLifetime)
{
// Arrange
var collection = new ServiceCollection();
// Act
addAction(collection);
// Assert
var descriptor = Assert.Single(collection);
Assert.Equal(expectedServiceType, descriptor.ServiceType);
Assert.Same(expectedImplementationType, descriptor.ImplementationType);
Assert.Equal(expectedLifetime, descriptor.Lifetime);
}
public virtual IDependencyRegistrationBuilder <TImplementation> AsScoped()
{
_serviceLifetime = ServiceLifetime.Scoped;
return(this);
}
/// <summary>
/// Adds the default services needed to run Piranha over
/// Entity Framework Core.
/// </summary>
/// <param name="services">The current service collection</param>
/// <param name="scope">The optional lifetime</param>
/// <returns>The updated service collection</returns>
public static IServiceCollection AddPiranhaEF(this IServiceCollection services,
ServiceLifetime scope = ServiceLifetime.Scoped)
{
return(AddPiranhaEF <Db>(services, scope));
}
public void TryAddEnumerable_DoesNotAddDuplicate(
ServiceDescriptor descriptor,
Type expectedServiceType,
Type expectedImplementationType,
ServiceLifetime expectedLifetime)
{
// Arrange
var collection = new ServiceCollection();
collection.TryAddEnumerable(descriptor);
// Act
collection.TryAddEnumerable(descriptor);
// Assert
var d = Assert.Single(collection);
Assert.Equal(expectedServiceType, d.ServiceType);
Assert.Equal(expectedImplementationType, d.GetImplementationType());
Assert.Equal(expectedLifetime, d.Lifetime);
}
public GivenAddServiceIsInvoked(ServiceScope declartionScope, ServiceLifetime expectedLifetime)
{
this.declartionScope = declartionScope;
this.expectedLifetime = expectedLifetime;
}
public void TryAdd_WithType_DoesNotAddDuplicate(
Action<IServiceCollection> addAction,
Type expectedServiceType,
Type expectedImplementationType,
ServiceLifetime expectedLifetime)
{
// Arrange
var collection = new ServiceCollection();
collection.Add(ServiceDescriptor.Transient(expectedServiceType, expectedServiceType));
// Act
addAction(collection);
// Assert
var descriptor = Assert.Single(collection);
Assert.Equal(expectedServiceType, descriptor.ServiceType);
Assert.Same(expectedServiceType, descriptor.ImplementationType);
Assert.Equal(ServiceLifetime.Transient, descriptor.Lifetime);
}
/// <summary>
/// Add an IHealthContributor to a ServiceCollection for MySQL
/// </summary>
/// <param name="services">Service collection to add to</param>
/// <param name="config">App configuration</param>
/// <param name="serviceName">cloud foundry service name binding</param>
/// <param name="contextLifetime">Lifetime of the service to inject</param>
/// <param name="logFactory">logger factory</param>
/// <returns>IServiceCollection for chaining</returns>
public static IServiceCollection AddMySqlHealthContributor(this IServiceCollection services, IConfiguration config, string serviceName, ServiceLifetime contextLifetime = ServiceLifetime.Singleton, ILoggerFactory logFactory = null)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
if (string.IsNullOrEmpty(serviceName))
{
throw new ArgumentNullException(nameof(serviceName));
}
if (config == null)
{
throw new ArgumentNullException(nameof(config));
}
MySqlServiceInfo info = config.GetRequiredServiceInfo <MySqlServiceInfo>(serviceName);
DoAdd(services, info, config, contextLifetime);
return(services);
}
private static void DoAdd(IServiceCollection services, MySqlServiceInfo info, IConfiguration config, ServiceLifetime contextLifetime)
{
var mySqlConfig = new MySqlProviderConnectorOptions(config);
var factory = new MySqlProviderConnectorFactory(info, mySqlConfig, MySqlTypeLocator.MySqlConnection);
services.Add(new ServiceDescriptor(typeof(IHealthContributor), ctx => new RelationalHealthContributor((IDbConnection)factory.Create(ctx), ctx.GetService <ILogger <RelationalHealthContributor> >()), contextLifetime));
}
/// <summary>
/// Add NpgsqlConnection and its IHealthContributor to a ServiceCollection
/// </summary>
/// <param name="services">Service collection to add to</param>
/// <param name="config">App configuration</param>
/// <param name="contextLifetime">Lifetime of the service to inject</param>
/// <param name="addSteeltoeHealthChecks">Add Steeltoe healthChecks</param>
/// <returns>IServiceCollection for chaining</returns>
/// <remarks>NpgsqlConnection is retrievable as both NpgsqlConnection and IDbConnection</remarks>
public static IServiceCollection AddPostgresConnection(this IServiceCollection services, IConfiguration config, ServiceLifetime contextLifetime = ServiceLifetime.Scoped, bool addSteeltoeHealthChecks = false)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
if (config == null)
{
throw new ArgumentNullException(nameof(config));
}
var info = config.GetSingletonServiceInfo <PostgresServiceInfo>();
DoAdd(services, info, config, contextLifetime, addSteeltoeHealthChecks);
return(services);
}
