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Incremental work on Azure Service Bus module

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This commit is contained in:
Sipke Schoorstra 2022-02-21 16:13:55 +01:00
parent 34f851d8c7
commit 88609d5a62
26 changed files with 431 additions and 15 deletions
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14
Elsa.sln
View file

@ -82,6 +82,10 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Elsa.Modules.Http", "src\mo
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Elsa.Modules.Scheduling", "src\modules\Elsa.Modules.Scheduling\Elsa.Modules.Scheduling.csproj", "{ACD65CE5-3CC2-47B1-BFAC-72443D764F6E}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Elsa.Modules.AzureServiceBus", "src\modules\Elsa.Modules.AzureServiceBus\Elsa.Modules.AzureServiceBus.csproj", "{24C7095B-5CDD-4369-9F34-5565A019B195}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Elsa.Formatting", "src\core\Elsa.Formatting\Elsa.Formatting.csproj", "{49716A83-239C-4913-BC11-E379ED2F676E}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@ -176,6 +180,14 @@ Global
{ACD65CE5-3CC2-47B1-BFAC-72443D764F6E}.Debug|Any CPU.Build.0 = Debug|Any CPU
{ACD65CE5-3CC2-47B1-BFAC-72443D764F6E}.Release|Any CPU.ActiveCfg = Release|Any CPU
{ACD65CE5-3CC2-47B1-BFAC-72443D764F6E}.Release|Any CPU.Build.0 = Release|Any CPU
{24C7095B-5CDD-4369-9F34-5565A019B195}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{24C7095B-5CDD-4369-9F34-5565A019B195}.Debug|Any CPU.Build.0 = Debug|Any CPU
{24C7095B-5CDD-4369-9F34-5565A019B195}.Release|Any CPU.ActiveCfg = Release|Any CPU
{24C7095B-5CDD-4369-9F34-5565A019B195}.Release|Any CPU.Build.0 = Release|Any CPU
{49716A83-239C-4913-BC11-E379ED2F676E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{49716A83-239C-4913-BC11-E379ED2F676E}.Debug|Any CPU.Build.0 = Debug|Any CPU
{49716A83-239C-4913-BC11-E379ED2F676E}.Release|Any CPU.ActiveCfg = Release|Any CPU
{49716A83-239C-4913-BC11-E379ED2F676E}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(NestedProjects) = preSolution
{155227F0-A33B-40AA-A4B4-06F813EB921B} = {61017E64-6D00-49CB-9E81-5002DC8F7D5F}
@ -212,5 +224,7 @@ Global
{50697882-E38B-4CE7-B041-8009C18490E0} = {C6658DE0-2B2F-47F0-BB61-2CA66D435C09}
{82E26BF9-5F3A-4365-899A-AB1FFD54AA45} = {5BA4A8FA-F7F4-45B3-AEC8-8886D35AAC79}
{ACD65CE5-3CC2-47B1-BFAC-72443D764F6E} = {5BA4A8FA-F7F4-45B3-AEC8-8886D35AAC79}
{24C7095B-5CDD-4369-9F34-5565A019B195} = {5BA4A8FA-F7F4-45B3-AEC8-8886D35AAC79}
{49716A83-239C-4913-BC11-E379ED2F676E} = {C6658DE0-2B2F-47F0-BB61-2CA66D435C09}
EndGlobalSection
EndGlobal

6
src/core/Elsa.Core/Attributes/ActivityAttribute.cs
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@ -3,10 +3,14 @@ namespace Elsa.Attributes;
[AttributeUsage(AttributeTargets.Class)]
public class ActivityAttribute : Attribute
{
public ActivityAttribute(string? typeName = default)
public ActivityAttribute(string? typeName = default, string? description = default, string? category = default)
{
TypeName = typeName;
Description = description;
Category = category;
}
public string? TypeName { get; }
public string? Description { get; }
public string? Category { get; }
}

4
src/core/Elsa.Core/Models/ActivityExecutionContext.cs
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@ -59,7 +59,7 @@ public class ActivityExecutionContext
public void SetBookmark(object? payload, ExecuteActivityDelegate? callback = default)
{
var hasher = GetRequiredService<IHasher>();
var identityGenerator = GetRequiredService<IIdentityGenerator>();
var payloadSerializer = GetRequiredService<IPayloadSerializer>();
var payloadJson = payload != null ? payloadSerializer.Serialize(payload) : default;
@ -87,7 +87,7 @@ public class ActivityExecutionContext
}
public T GetRequiredService<T>() where T : notnull => WorkflowExecutionContext.GetRequiredService<T>();
public T? Get<T>(Input<T> input) => Get<T>(input.LocationReference);
public T? Get<T>(Input<T>? input) => input == null ? default : Get<T>(input.LocationReference);
public object? Get(RegisterLocationReference locationReference)
{

10
src/core/Elsa.Formatting/Contracts/IFormatter.cs Normal file
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@ -0,0 +1,10 @@
namespace Elsa.Formatting.Contracts;
/// <summary>
/// Represents a formatter that can serialize an object to a string and deserialize a string into an object.
/// </summary>
public interface IFormatter
{
ValueTask<string> ToStringAsync(object body, CancellationToken cancellationToken = default);
ValueTask<object> FromStringAsync(string data, Type? returnType, CancellationToken cancellationToken = default);
}

9
src/core/Elsa.Formatting/Elsa.Formatting.csproj Normal file
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@ -0,0 +1,9 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
</Project>

20
src/core/Elsa.Formatting/Formatters/JsonFormatter.cs Normal file
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@ -0,0 +1,20 @@
using System.Text.Json;
using Elsa.Formatting.Contracts;
namespace Elsa.Formatting.Formatters;
public class JsonFormatter : IFormatter
{
public ValueTask<string> ToStringAsync(object body, CancellationToken cancellationToken)
{
var json = JsonSerializer.Serialize(body);
return ValueTask.FromResult<string>(json);
}
public ValueTask<object> FromStringAsync(string data, Type? returnType, CancellationToken cancellationToken)
{
var options = new JsonSerializerOptions();
var value = returnType != null ? JsonSerializer.Deserialize(data, returnType, options)! : JsonSerializer.Deserialize<object>(data, options)!;
return ValueTask.FromResult(value);
}
}

74
src/modules/Elsa.Modules.AzureServiceBus/Activities/Send.cs Normal file
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@ -0,0 +1,74 @@
using Azure.Messaging.ServiceBus;
using Elsa.Attributes;
using Elsa.Formatting.Contracts;
using Elsa.Formatting.Formatters;
using Elsa.Models;
using Microsoft.Extensions.Logging;
namespace Elsa.Modules.AzureServiceBus.Activities;
[Activity("Azure.ServiceBus.Send", "Send a message to a queue or topic", "Azure Service Bus")]
public class Send : Activity
{
public Input<object> MessageBody { get; set; } = default!;
public Input<string> QueueOrTopic { get; set; } = default!;
public Input<string>? ContentType { get; set; }
public Input<string>? Subject { get; set; }
public Input<string>? CorrelationId { get; set; }
public IFormatter? Formatter { get; set; }
protected override async ValueTask ExecuteAsync(ActivityExecutionContext context)
{
var queueOrTopic = context.Get(QueueOrTopic);
var messageBody = context.Get(MessageBody);
if (!ValidatePreconditions(context, queueOrTopic, messageBody))
return;
var cancellationToken = context.CancellationToken;
var serializedMessageBody = await SerializeMessageBodyAsync(messageBody!, cancellationToken);
var message = new ServiceBusMessage(serializedMessageBody)
{
ContentType = context.Get(ContentType),
Subject = context.Get(Subject),
CorrelationId = context.Get(CorrelationId)
// TODO: Maybe expose additional members.
};
var client = context.GetRequiredService<ServiceBusClient>();
await using var sender = client.CreateSender(queueOrTopic);
await sender.SendMessageAsync(message, cancellationToken);
}
private async ValueTask<BinaryData> SerializeMessageBodyAsync(object value, CancellationToken cancellationToken)
{
if (value is string s) return BinaryData.FromString(s);
var formatter = Formatter ?? new JsonFormatter();
var data = await formatter.ToStringAsync(value, cancellationToken);
return BinaryData.FromString(data);
}
private static bool ValidatePreconditions(ActivityExecutionContext context, string? queueOrTopic, object? messageBody)
{
var logger = context.GetRequiredService<ILogger<Send>>();
if (string.IsNullOrWhiteSpace(queueOrTopic))
{
logger.LogWarning("Can't send a message because no queue or topic was specified");
return false;
}
if (messageBody == null)
{
logger.LogWarning("Can't send a message because no message body was specified");
return false;
}
return true;
}
}

11
src/modules/Elsa.Modules.AzureServiceBus/Contracts/IQueueProvider.cs Normal file
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@ -0,0 +1,11 @@
using Elsa.Modules.AzureServiceBus.Models;
namespace Elsa.Modules.AzureServiceBus.Contracts;
/// <summary>
/// Provides queue definitions to the system.
/// </summary>
public interface IQueueProvider
{
ValueTask<ICollection<QueueDefinition>> GetQueuesAsync(CancellationToken cancellationToken);
}

12
src/modules/Elsa.Modules.AzureServiceBus/Contracts/IServiceBusInitializer.cs Normal file
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@ -0,0 +1,12 @@
namespace Elsa.Modules.AzureServiceBus.Contracts;
/// <summary>
/// Creates queues, topics and subscriptions provided by <see cref="IQueueProvider"/>, <see cref="ITopicProvider"/> and <see cref="ISubscriptionProvider"/> implementations.
/// </summary>
public interface IServiceBusInitializer
{
/// <summary>
/// Creates queues, topics and subscriptions provided by <see cref="IQueueProvider"/>, <see cref="ITopicProvider"/> and <see cref="ISubscriptionProvider"/> implementations.
/// </summary>
Task InitializeAsync(CancellationToken cancellationToken = default);
}

11
src/modules/Elsa.Modules.AzureServiceBus/Contracts/ISubscriptionProvider.cs Normal file
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@ -0,0 +1,11 @@
using Elsa.Modules.AzureServiceBus.Models;
namespace Elsa.Modules.AzureServiceBus.Contracts;
/// <summary>
/// Provides subscription definitions to the system.
/// </summary>
public interface ISubscriptionProvider
{
ValueTask<ICollection<SubscriptionDefinition>> GetSubscriptionsAsync(CancellationToken cancellationToken);
}

11
src/modules/Elsa.Modules.AzureServiceBus/Contracts/ITopicProvider.cs Normal file
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@ -0,0 +1,11 @@
using Elsa.Modules.AzureServiceBus.Models;
namespace Elsa.Modules.AzureServiceBus.Contracts;
/// <summary>
/// Provides topic definitions to the system.
/// </summary>
public interface ITopicProvider
{
ValueTask<ICollection<TopicDefinition>> GetTopicsAsync(CancellationToken cancellationToken);
}

23
src/modules/Elsa.Modules.AzureServiceBus/Elsa.Modules.AzureServiceBus.csproj Normal file
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@ -0,0 +1,23 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Azure.Messaging.ServiceBus" Version="7.5.1" />
<PackageReference Include="Microsoft.Azure.Management.ServiceBus.Fluent" Version="1.38.0" />
<PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="6.0.0" />
<PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="6.0.0" />
<PackageReference Include="System.Linq.Async" Version="6.0.1" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\..\core\Elsa.Core\Elsa.Core.csproj" />
<ProjectReference Include="..\..\core\Elsa.Formatting\Elsa.Formatting.csproj" />
<ProjectReference Include="..\..\core\Elsa.Mediator\Elsa.Mediator.csproj" />
</ItemGroup>
</Project>

48
src/modules/Elsa.Modules.AzureServiceBus/Extensions/ServiceCollectionExtensions.cs Normal file
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@ -0,0 +1,48 @@
using Azure.Messaging.ServiceBus;
using Azure.Messaging.ServiceBus.Administration;
using Elsa.Modules.AzureServiceBus.Contracts;
using Elsa.Modules.AzureServiceBus.HostedServices;
using Elsa.Modules.AzureServiceBus.Options;
using Elsa.Modules.AzureServiceBus.Providers;
using Elsa.Modules.AzureServiceBus.Services;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Options;
namespace Elsa.Modules.AzureServiceBus.Extensions;
public static class ServiceCollectionExtensions
{
/// <summary>
/// Register required services for the Azure Service Bus module.
/// </summary>
/// <param name="autoCreateQueuesTopicsAndSubscriptions">A value indicating whether or not queues, topics and subscriptions should be created at application startup.</param>
public static IServiceCollection AddAzureServiceBusServices(this IServiceCollection services, Action<AzureServiceBusOptions> configure, bool autoCreateQueuesTopicsAndSubscriptions = true)
{
services.Configure(configure);
services
.AddSingleton(CreateServiceBusManagementClient)
.AddSingleton(CreateServiceBusClient)
.AddSingleton<ConfigurationQueueTopicAndSubscriptionProvider>()
.AddTransient<IServiceBusInitializer, ServiceBusInitializer>()
.AddSingleton<IQueueProvider>(sp => sp.GetRequiredService<ConfigurationQueueTopicAndSubscriptionProvider>())
.AddSingleton<ITopicProvider>(sp => sp.GetRequiredService<ConfigurationQueueTopicAndSubscriptionProvider>())
.AddSingleton<ISubscriptionProvider>(sp => sp.GetRequiredService<ConfigurationQueueTopicAndSubscriptionProvider>());
if (autoCreateQueuesTopicsAndSubscriptions)
services.AddHostedService<CreateQueuesTopicsAndSubscriptions>();
return services;
}
private static ServiceBusClient CreateServiceBusClient(IServiceProvider serviceProvider) => new(GetConnectionString(serviceProvider));
private static ServiceBusAdministrationClient CreateServiceBusManagementClient(IServiceProvider serviceProvider) => new(GetConnectionString(serviceProvider));
private static string GetConnectionString(IServiceProvider serviceProvider)
{
var options = serviceProvider.GetRequiredService<IOptions<AzureServiceBusOptions>>().Value;
var configuration = serviceProvider.GetRequiredService<IConfiguration>();
return configuration.GetConnectionString(options.ConnectionStringOrName) ?? options.ConnectionStringOrName;
}
}

15
src/modules/Elsa.Modules.AzureServiceBus/HostedServices/CreateQueuesTopicsAndSubscriptions.cs Normal file
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@ -0,0 +1,15 @@
using Elsa.Modules.AzureServiceBus.Contracts;
using Microsoft.Extensions.Hosting;
namespace Elsa.Modules.AzureServiceBus.HostedServices;
/// <summary>
/// A blocking hosted service that creates queues, topics and subscriptions.
/// </summary>
public class CreateQueuesTopicsAndSubscriptions : IHostedService
{
private readonly IServiceBusInitializer _serviceBusInitializer;
public CreateQueuesTopicsAndSubscriptions(IServiceBusInitializer serviceBusInitializer) => _serviceBusInitializer = serviceBusInitializer;
public Task StartAsync(CancellationToken cancellationToken) => _serviceBusInitializer.InitializeAsync(cancellationToken);
public Task StopAsync(CancellationToken cancellationToken) => Task.CompletedTask;
}

9
src/modules/Elsa.Modules.AzureServiceBus/Models/QueueDefinition.cs Normal file
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@ -0,0 +1,9 @@
namespace Elsa.Modules.AzureServiceBus.Models;
/// <summary>
/// Represents a queue that is available to the system.
/// </summary>
public class QueueDefinition
{
public string Name { get; set; } = default!;
}

10
src/modules/Elsa.Modules.AzureServiceBus/Models/SubscriptionDefinition.cs Normal file
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@ -0,0 +1,10 @@
namespace Elsa.Modules.AzureServiceBus.Models;
/// <summary>
/// Represents a topic subscription that is available to the system.
/// </summary>
public class SubscriptionDefinition
{
public string Name { get; set; } = default!;
public string Topic { get; set; } = default!;
}

9
src/modules/Elsa.Modules.AzureServiceBus/Models/TopicDefinition.cs Normal file
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@ -0,0 +1,9 @@
namespace Elsa.Modules.AzureServiceBus.Models;
/// <summary>
/// Represents a topic that is available to the system.
/// </summary>
public class TopicDefinition
{
public string Name { get; set; } = default!;
}

11
src/modules/Elsa.Modules.AzureServiceBus/Options/AzureServiceBusOptions.cs Normal file
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@ -0,0 +1,11 @@
using Elsa.Modules.AzureServiceBus.Models;
namespace Elsa.Modules.AzureServiceBus.Options;
public class AzureServiceBusOptions
{
public string ConnectionStringOrName { get; set; } = default!;
public ICollection<QueueDefinition> Queues { get; set; } = new List<QueueDefinition>();
public ICollection<TopicDefinition> Topics { get; set; } = new List<TopicDefinition>();
public ICollection<SubscriptionDefinition> Subscriptions { get; set; } = new List<SubscriptionDefinition>();
}

18
src/modules/Elsa.Modules.AzureServiceBus/Providers/ConfigurationQueueTopicAndSubscriptionProvider.cs Normal file
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@ -0,0 +1,18 @@
using Elsa.Modules.AzureServiceBus.Contracts;
using Elsa.Modules.AzureServiceBus.Models;
using Elsa.Modules.AzureServiceBus.Options;
using Microsoft.Extensions.Options;
namespace Elsa.Modules.AzureServiceBus.Providers;
/// <summary>
/// Represents a queue provider that reads queue definitions from configuration.
/// </summary>
public class ConfigurationQueueTopicAndSubscriptionProvider : IQueueProvider, ITopicProvider, ISubscriptionProvider
{
private readonly AzureServiceBusOptions _options;
public ConfigurationQueueTopicAndSubscriptionProvider(IOptions<AzureServiceBusOptions> options) => _options = options.Value;
public ValueTask<ICollection<QueueDefinition>> GetQueuesAsync(CancellationToken cancellationToken) => new(_options.Queues);
public ValueTask<ICollection<TopicDefinition>> GetTopicsAsync(CancellationToken cancellationToken) => new(_options.Topics);
public ValueTask<ICollection<SubscriptionDefinition>> GetSubscriptionsAsync(CancellationToken cancellationToken) => new(_options.Subscriptions);
}

63
src/modules/Elsa.Modules.AzureServiceBus/Services/ServiceBusInitializer.cs Normal file
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@ -0,0 +1,63 @@
using Azure.Messaging.ServiceBus.Administration;
using Elsa.Modules.AzureServiceBus.Contracts;
namespace Elsa.Modules.AzureServiceBus.Services;
public class ServiceBusInitializer : IServiceBusInitializer
{
private readonly ServiceBusAdministrationClient _serviceBusAdministrationClient;
private readonly IReadOnlyCollection<IQueueProvider> _queueProviders;
private readonly IReadOnlyCollection<ITopicProvider> _topicProviders;
private readonly IReadOnlyCollection<ISubscriptionProvider> _subscriptionProviders;
public ServiceBusInitializer(
ServiceBusAdministrationClient serviceBusAdministrationClient,
IEnumerable<IQueueProvider> queueProviders,
IEnumerable<ITopicProvider> topicProviders,
IEnumerable<ISubscriptionProvider> subscriptionProviders)
{
_serviceBusAdministrationClient = serviceBusAdministrationClient;
_queueProviders = queueProviders.ToList();
_topicProviders = topicProviders.ToList();
_subscriptionProviders = subscriptionProviders.ToList();
}
public async Task InitializeAsync(CancellationToken cancellationToken = default)
{
var tasks = new[] { CreateQueuesAsync(cancellationToken), CreateTopicsAsync(cancellationToken), CreateSubscriptionsAsync(cancellationToken) };
await Task.WhenAll(tasks);
}
private async Task CreateQueuesAsync(CancellationToken cancellationToken)
{
var definitions = (await Task.WhenAll(_queueProviders.Select(async x => await x.GetQueuesAsync(cancellationToken)))).SelectMany(x => x);
var parallelOptions = new ParallelOptions { CancellationToken = cancellationToken, MaxDegreeOfParallelism = 5 };
await Parallel.ForEachAsync(definitions, parallelOptions, async (definition, ct) =>
{
if (!await _serviceBusAdministrationClient.QueueExistsAsync(definition.Name, ct))
await _serviceBusAdministrationClient.CreateQueueAsync(definition.Name, ct);
});
}
private async Task CreateTopicsAsync(CancellationToken cancellationToken)
{
var definitions = (await Task.WhenAll(_topicProviders.Select(async x => await x.GetTopicsAsync(cancellationToken)))).SelectMany(x => x);
var parallelOptions = new ParallelOptions { CancellationToken = cancellationToken, MaxDegreeOfParallelism = 5 };
await Parallel.ForEachAsync(definitions, parallelOptions, async (definition, ct) =>
{
if (!await _serviceBusAdministrationClient.TopicExistsAsync(definition.Name, ct))
await _serviceBusAdministrationClient.CreateTopicAsync(definition.Name, ct);
});
}
private async Task CreateSubscriptionsAsync(CancellationToken cancellationToken)
{
var definitions = (await Task.WhenAll(_subscriptionProviders.Select(async x => await x.GetSubscriptionsAsync(cancellationToken)))).SelectMany(x => x);
var parallelOptions = new ParallelOptions { CancellationToken = cancellationToken, MaxDegreeOfParallelism = 5 };
await Parallel.ForEachAsync(definitions, parallelOptions, async (definition, ct) =>
{
if (!await _serviceBusAdministrationClient.SubscriptionExistsAsync(definition.Topic, definition.Name, ct))
await _serviceBusAdministrationClient.CreateSubscriptionAsync(definition.Topic, definition.Name, ct);
});
}
}

1
src/modules/Elsa.Modules.Quartz/AssemblyInfo.cs
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@ -1 +0,0 @@
[assembly: CLSCompliant(true)]

17
src/samples/aspnet/Elsa.Samples.Web1/Elsa.Samples.Web1.csproj
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@ -6,14 +6,15 @@
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\..\..\modules\Elsa.Modules.Http\Elsa.Modules.Http.csproj"/>
<ProjectReference Include="..\..\..\modules\Elsa.Modules.Scheduling\Elsa.Modules.Scheduling.csproj"/>
<ProjectReference Include="..\..\..\modules\Elsa.Modules.Quartz\Elsa.Modules.Quartz.csproj"/>
<ProjectReference Include="..\..\..\api\Elsa.Api\Elsa.Api.csproj"/>
<ProjectReference Include="..\..\..\core\Elsa\Elsa.csproj"/>
<ProjectReference Include="..\..\..\persistence\Elsa.Persistence.EntityFrameworkCore.Sqlite\Elsa.Persistence.EntityFrameworkCore.Sqlite.csproj"/>
<ProjectReference Include="..\..\..\runtime\Elsa.Runtime.ProtoActor\Elsa.Runtime.ProtoActor.csproj"/>
<ProjectReference Include="..\..\..\scripting\Elsa.Scripting.Liquid\Elsa.Scripting.Liquid.csproj"/>
<ProjectReference Include="..\..\..\modules\Elsa.Modules.AzureServiceBus\Elsa.Modules.AzureServiceBus.csproj" />
<ProjectReference Include="..\..\..\modules\Elsa.Modules.Http\Elsa.Modules.Http.csproj" />
<ProjectReference Include="..\..\..\modules\Elsa.Modules.Scheduling\Elsa.Modules.Scheduling.csproj" />
<ProjectReference Include="..\..\..\modules\Elsa.Modules.Quartz\Elsa.Modules.Quartz.csproj" />
<ProjectReference Include="..\..\..\api\Elsa.Api\Elsa.Api.csproj" />
<ProjectReference Include="..\..\..\core\Elsa\Elsa.csproj" />
<ProjectReference Include="..\..\..\persistence\Elsa.Persistence.EntityFrameworkCore.Sqlite\Elsa.Persistence.EntityFrameworkCore.Sqlite.csproj" />
<ProjectReference Include="..\..\..\runtime\Elsa.Runtime.ProtoActor\Elsa.Runtime.ProtoActor.csproj" />
<ProjectReference Include="..\..\..\scripting\Elsa.Scripting.Liquid\Elsa.Scripting.Liquid.csproj" />
</ItemGroup>
</Project>

8
src/samples/aspnet/Elsa.Samples.Web1/Program.cs
View file

@ -6,6 +6,8 @@ using Elsa.Extensions;
using Elsa.Management.Contracts;
using Elsa.Management.Extensions;
using Elsa.Mediator.Extensions;
using Elsa.Modules.AzureServiceBus.Activities;
using Elsa.Modules.AzureServiceBus.Extensions;
using Elsa.Modules.Http;
using Elsa.Modules.Http.Extensions;
using Elsa.Modules.Quartz.Services;
@ -24,12 +26,14 @@ using Elsa.Scheduling.Extensions;
using Elsa.Scripting.JavaScript.Extensions;
using Elsa.Scripting.Liquid.Extensions;
using Microsoft.AspNetCore.Builder;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
var builder = WebApplication.CreateBuilder(args);
var services = builder.Services;
var configuration = builder.Configuration;
// Add services.
services
@ -42,12 +46,13 @@ services
.AddScheduling(new QuartzSchedulingServiceProvider())
.AddHttpActivityServices()
.AddSchedulingActivities()
.AddAzureServiceBusServices(options => configuration.GetSection("AzureServiceBus").Bind(options))
.ConfigureWorkflowRuntime(options =>
{
options.Workflows.Add("HelloWorldWorkflow", new HelloWorldWorkflow());
options.Workflows.Add("HttpWorkflow", new HttpWorkflow());
options.Workflows.Add("ForkedHttpWorkflow", new ForkedHttpWorkflow());
options.Workflows.Add("AzureServiceBusWorkflow", new AzureServiceBusWorkflow());
options.Workflows.Add(nameof(CompositeActivitiesWorkflow), new CompositeActivitiesWorkflow());
});
@ -65,6 +70,7 @@ services
.AddActivity<Delay>()
.AddActivity<ForEach>()
.AddActivity<Switch>()
.AddActivity<Send>()
;
// Register available triggers.

19
src/samples/aspnet/Elsa.Samples.Web1/Workflows/AzureServiceBusWorkflow.cs Normal file
View file

@ -0,0 +1,19 @@
using Elsa.Contracts;
using Elsa.Models;
using Elsa.Modules.AzureServiceBus.Activities;
using Elsa.Runtime.Contracts;
namespace Elsa.Samples.Web1.Workflows;
public class AzureServiceBusWorkflow : IWorkflow
{
public void Build(IWorkflowDefinitionBuilder workflow)
{
workflow.WithRoot(new Send
{
QueueOrTopic = new Input<string>("inbox"),
MessageBody = new Input<object>(new { Subject = "Greetings", Message = "Hello World!" }),
ContentType = new Input<string>("application/json")
});
}
}

11
src/samples/aspnet/Elsa.Samples.Web1/appsettings.json
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@ -7,5 +7,14 @@
"Microsoft.EntityFrameworkCore.Database.Command": "Warning"
}
},
"AllowedHosts": "*"
"AllowedHosts": "*",
"ConnectionStrings": {
"AzureServiceBus": ""
},
"AzureServiceBus": {
"ConnectionStringOrName": "AzureServiceBus",
"Queues": [{
"Name": "inbox"
}]
}
}

2
src/samples/console/Elsa.Samples.Console1/Program.cs
View file

@ -50,7 +50,7 @@ class Program
var workflow13 = new Func<IActivity>(BlockingParallelForEachWorkflow.Create);
var workflow14 = new Func<IActivity>(FlowchartWorkflow.Create);
var workflowFactory = workflow11;
var workflowFactory = workflow1;
var workflowGraph = workflowFactory();
var workflow = Workflow.FromActivity(workflowGraph);