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✨ Thinking of the LangChain ver

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This commit is contained in:
LittleSheep
2025-10-25 16:40:00 +08:00
parent 19d833a522
commit bbcaa27ac5
30 changed files with 306 additions and 148 deletions
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1
DysonNetwork.Control/AppHost.cs
View File

@@ -21,7 +21,6 @@ var developService = builder.AddProject<Projects.DysonNetwork_Develop>("develop"
.WithReference(passService)
.WithReference(ringService)
.WithReference(sphereService);
var insightService = builder.AddProject<Projects.DysonNetwork_Insight>("insight")
.WithReference(passService)
.WithReference(ringService)

1
DysonNetwork.Develop/DysonNetwork.Develop.csproj
View File

@@ -17,7 +17,6 @@
<PackageReference Include="NodaTime.Serialization.Protobuf" Version="2.0.2" />
<PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.4"/>
<PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL.NodaTime" Version="9.0.4" />
<PackageReference Include="prometheus-net.AspNetCore" Version="8.2.1"/>
<PackageReference Include="Swashbuckle.AspNetCore" Version="9.0.6" />
<PackageReference Include="NodaTime" Version="3.2.2"/>
<PackageReference Include="NodaTime.Serialization.SystemTextJson" Version="1.3.0"/>

2
DysonNetwork.Develop/Startup/ApplicationConfiguration.cs
View File

@@ -1,7 +1,6 @@
using DysonNetwork.Develop.Identity;
using DysonNetwork.Shared.Auth;
using DysonNetwork.Shared.Http;
using Prometheus;
namespace DysonNetwork.Develop.Startup;
@@ -9,7 +8,6 @@ public static class ApplicationConfiguration
{
public static WebApplication ConfigureAppMiddleware(this WebApplication app, IConfiguration configuration)
{
app.MapMetrics();
app.MapOpenApi();
app.UseRequestLocalization();

4
DysonNetwork.Develop/appsettings.json
View File

@@ -18,9 +18,5 @@
},
"Etcd": {
"Insecure": true
},
"Service": {
"Name": "DysonNetwork.Develop",
"Url": "https://localhost:7192"
}
}

5
DysonNetwork.Drive/DysonNetwork.Drive.csproj
View File

@@ -43,11 +43,6 @@
<PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.13.0" />
<PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.12.0" />
<PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.12.0" />
<PackageReference Include="prometheus-net.AspNetCore" Version="8.2.1" />
<PackageReference Include="prometheus-net.AspNetCore.HealthChecks" Version="8.2.1" />
<PackageReference Include="prometheus-net.DotNetRuntime" Version="4.4.1" />
<PackageReference Include="prometheus-net.EntityFramework" Version="0.9.5" />
<PackageReference Include="prometheus-net.SystemMetrics" Version="3.1.0" />
<PackageReference Include="Quartz" Version="3.14.0" />
<PackageReference Include="Quartz.AspNetCore" Version="3.14.0" />
<PackageReference Include="Quartz.Extensions.Hosting" Version="3.14.0" />

6
DysonNetwork.Drive/appsettings.json
View File

@@ -117,9 +117,5 @@
"KnownProxies": [
"127.0.0.1",
"::1"
],
"Service": {
"Name": "DysonNetwork.Drive",
"Url": "https://localhost:7092"
}
]
}

2
DysonNetwork.Gateway/Program.cs
View File

@@ -56,7 +56,7 @@ builder.Services.AddRateLimiter(options =>
};
});
var serviceNames = new[] { "ring", "pass", "drive", "sphere", "develop" };
var serviceNames = new[] { "ring", "pass", "drive", "sphere", "develop", "insight" };
var specialRoutes = new[]
{

10
DysonNetwork.Insight/DysonNetwork.Insight.csproj
View File

@@ -8,13 +8,21 @@
<ItemGroup>
<PackageReference Include="EFCore.NamingConventions" Version="9.0.0" />
<PackageReference Include="LangChain" Version="0.17.0" />
<PackageReference Include="LangChain.Databases.Postgres" Version="0.17.0" />
<PackageReference Include="LangChain.Serve" Version="0.17.0" />
<PackageReference Include="LangChain.Serve.OpenAI" Version="0.17.0" />
<PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.10" />
<PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.4" />
<PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL.NodaTime" Version="9.0.4" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\DysonNetwork.Develop\DysonNetwork.Develop.csproj" />
<ProjectReference Include="..\DysonNetwork.Shared\DysonNetwork.Shared.csproj" />
</ItemGroup>
<ItemGroup>
<Folder Include="Controllers\" />
</ItemGroup>
</Project>

6
DysonNetwork.Insight/DysonNetwork.Insight.http
View File

@@ -1,6 +0,0 @@
@DysonNetwork.Insight_HostAddress = http://localhost:5232
GET {{DysonNetwork.Insight_HostAddress}}/weatherforecast/
Accept: application/json
###

10
DysonNetwork.Insight/Program.cs
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@@ -1,7 +1,9 @@
using DysonNetwork.Insight;
using DysonNetwork.Insight.Startup;
using DysonNetwork.Shared.Http;
using LangChain.Extensions.DependencyInjection;
using Microsoft.EntityFrameworkCore;
using LangChain.Serve;
var builder = WebApplication.CreateBuilder(args);
@@ -9,7 +11,13 @@ builder.AddServiceDefaults();
builder.ConfigureAppKestrel(builder.Configuration);
builder.Services.AddDbContext<AppDatabase>();
builder.Services.AddControllers();
builder.Services.AddAppServices(builder.Configuration);
builder.Services.AddAppAuthentication();
builder.Services.AddAppFlushHandlers();
builder.Services.AddAppBusinessServices();
builder.Services.AddThinkingServices(builder.Configuration);
builder.Services.AddLangChainServe();
builder.AddSwaggerManifest(
"DysonNetwork.Insight",

2
DysonNetwork.Insight/Properties/launchSettings.json
View File

@@ -5,7 +5,6 @@
"commandName": "Project",
"dotnetRunMessages": true,
"launchBrowser": false,
"applicationUrl": "http://localhost:5232",
"environmentVariables": {
"ASPNETCORE_ENVIRONMENT": "Development"
}
@@ -14,7 +13,6 @@
"commandName": "Project",
"dotnetRunMessages": true,
"launchBrowser": false,
"applicationUrl": "https://localhost:7142;http://localhost:5232",
"environmentVariables": {
"ASPNETCORE_ENVIRONMENT": "Development"
}

2
DysonNetwork.Insight/Startup/ApplicationConfiguration.cs
View File

@@ -1,5 +1,4 @@
using DysonNetwork.Shared.Http;
using Prometheus;
namespace DysonNetwork.Insight.Startup;
@@ -7,7 +6,6 @@ public static class ApplicationConfiguration
{
public static WebApplication ConfigureAppMiddleware(this WebApplication app, IConfiguration configuration)
{
app.MapMetrics();
app.MapOpenApi();
app.UseRequestLocalization();

115
DysonNetwork.Insight/Startup/ServiceCollectionExtensions.cs Normal file
View File

@@ -0,0 +1,115 @@
using System.Text.Json;
using System.Text.Json.Serialization;
using DysonNetwork.Insight.Thinking;
using DysonNetwork.Shared.Cache;
using LangChain.Memory;
using LangChain.Serve;
using LangChain.Serve.Abstractions.Repository;
using LangChain.Serve.OpenAI;
using static LangChain.Chains.Chain;
using Message = LangChain.Providers.Message;
using MessageRole = LangChain.Providers.MessageRole;
using NodaTime;
using NodaTime.Serialization.SystemTextJson;
namespace DysonNetwork.Insight.Startup;
public static class ServiceCollectionExtensions
{
public static IServiceCollection AddAppServices(this IServiceCollection services, IConfiguration configuration)
{
services.AddDbContext<AppDatabase>();
services.AddSingleton<IClock>(SystemClock.Instance);
services.AddHttpContextAccessor();
services.AddSingleton<ICacheService, CacheServiceRedis>();
services.AddHttpClient();
// Register gRPC services
services.AddGrpc(options =>
{
options.EnableDetailedErrors = true; // Will be adjusted in Program.cs
options.MaxReceiveMessageSize = 16 * 1024 * 1024; // 16MB
options.MaxSendMessageSize = 16 * 1024 * 1024; // 16MB
});
// Register gRPC reflection for service discovery
services.AddGrpc();
// Register gRPC services
// Register OIDC services
services.AddControllers().AddJsonOptions(options =>
{
options.JsonSerializerOptions.NumberHandling = JsonNumberHandling.AllowNamedFloatingPointLiterals;
options.JsonSerializerOptions.PropertyNamingPolicy = JsonNamingPolicy.SnakeCaseLower;
options.JsonSerializerOptions.DictionaryKeyPolicy = JsonNamingPolicy.SnakeCaseLower;
options.JsonSerializerOptions.ConfigureForNodaTime(DateTimeZoneProviders.Tzdb);
});
return services;
}
public static IServiceCollection AddAppAuthentication(this IServiceCollection services)
{
services.AddAuthorization();
return services;
}
public static IServiceCollection AddAppFlushHandlers(this IServiceCollection services)
{
services.AddSingleton<FlushBufferService>();
return services;
}
public static IServiceCollection AddAppBusinessServices(this IServiceCollection services)
{
return services;
}
public static IServiceCollection AddThinkingServices(this IServiceCollection services, IConfiguration configuration)
{
var modelProvider = new ThinkingProvider(configuration);
services.AddSingleton(modelProvider);
services.AddCustomNameGenerator(async messages =>
{
var template =
@"You will be given conversation between User and Assistant. Your task is to give name to this conversation using maximum 3 words
Conversation:
{chat_history}
Your name: ";
var conversationBufferMemory = await ConvertToConversationBuffer(messages);
var chain = LoadMemory(conversationBufferMemory, "chat_history")
| Template(template)
| LLM(modelProvider.GetModel());
return await chain.RunAsync("text") ?? string.Empty;
});
return services;
}
private static async Task<ConversationBufferMemory> ConvertToConversationBuffer(
IReadOnlyCollection<StoredMessage> list
)
{
var conversationBufferMemory = new ConversationBufferMemory
{
Formatter =
{
HumanPrefix = "User",
AiPrefix = "Assistant",
}
};
List<Message> converted = list
.Select(x => new Message(x.Content, x.Author == MessageAuthor.User ? MessageRole.Human : MessageRole.Ai))
.ToList();
await conversationBufferMemory.ChatHistory.AddMessages(converted);
return conversationBufferMemory;
}
}

99
DysonNetwork.Insight/Thinking/ThinkingController.cs Normal file
View File

@@ -0,0 +1,99 @@
using System.ComponentModel.DataAnnotations;
using LangChain.Providers;
using Microsoft.AspNetCore.Mvc;
using System.Text;
using CSharpToJsonSchema;
namespace DysonNetwork.Insight.Thinking;
[ApiController]
[Route("/api/thinking")]
public class ThinkingController(ThinkingProvider provider) : ControllerBase
{
public class StreamThinkingRequest
{
[Required] public string UserMessage { get; set; } = null!;
}
[HttpPost("stream")]
public async Task ChatStream([FromBody] StreamThinkingRequest request)
{
// Set response for streaming
Response.Headers.Append("Content-Type", "text/event-stream");
Response.StatusCode = 200;
var model = provider.GetModel();
// Build conversation history (you may load from your memory store)
var messages = new List<Message>
{
new Message
{
Role = MessageRole.System,
Content =
"You're a helpful assistant on the Solar Network, a social network. Your name is Sn-chan, a cute sweet heart with passion for almost everything."
},
new Message
{
Role = MessageRole.Human,
Content = request.UserMessage
}
};
// Mock tool definitions — you will replace these with your real tool calls
Func<string, Task<string>> getUserProfileAsync = async (userId) =>
{
// MOCK: simulate fetching user profile
await Task.Delay(100); // simulate async work
return $"{{\"userId\":\"{userId}\",\"name\":\"MockUser\",\"bio\":\"Loves music and tech.\"}}";
};
Func<string, Task<string>> getRecentPostsAsync = async (topic) =>
{
// MOCK: simulate fetching recent posts
await Task.Delay(200);
return
$"[{{\"postId\":\"p1\",\"topic\":\"{topic}\",\"content\":\"Mock post content 1.\"}} , {{\"postId\":\"p2\",\"topic\":\"{topic}\",\"content\":\"Mock post content 2.\"}}]";
};
// You might pass these tools into your model/agent context
// (Assuming your LangChain .NET version supports tool-binding; adapt as needed.)
// Kick off streaming generation
var accumulatedContent = new StringBuilder();
await foreach (var chunk in model.GenerateAsync(
new ChatRequest
{
Messages = messages,
Tools =
[
new Tool
{
Name = "get_user_profile",
Description = "Get a user profile from the Solar Network."
},
new Tool
{
Name = "get_recent_posts",
Description = "Get recent posts from the Solar Network."
}
]
},
new ChatSettings { UseStreaming = true }
))
{
// Write each chunk to the HTTP response as SSE
var data = chunk.LastMessageContent;
accumulatedContent.Append(data);
var sb = new StringBuilder();
sb.Append("data: ");
sb.AppendLine(accumulatedContent.ToString().Replace("\n", "\ndata: "));
sb.AppendLine(); // the blank line terminates the chunk
var bytes = Encoding.UTF8.GetBytes(sb.ToString());
await Response.Body.WriteAsync(bytes);
await Response.Body.FlushAsync();
}
// Optionally: after finishing streaming, you can save the assistant message to history.
}
}

37
DysonNetwork.Insight/Thinking/ThinkingProvider.cs Normal file
View File

@@ -0,0 +1,37 @@
using LangChain.Providers;
using LangChain.Providers.Ollama;
namespace DysonNetwork.Insight.Thinking;
public class ThinkingProvider
{
public readonly Provider Provider;
public readonly string? ModelProviderType;
public readonly string? ModelDefault;
public ThinkingProvider(IConfiguration configuration)
{
var cfg = configuration.GetSection("Thinking");
ModelProviderType = cfg.GetValue<string>("Provider")?.ToLower();
switch (ModelProviderType)
{
case "ollama":
var endpoint = cfg.GetValue<string>("Endpoint");
Provider = new OllamaProvider(endpoint ?? "http://localhost:11434/api");
break;
default:
throw new IndexOutOfRangeException("Unknown thinking provider: " + ModelProviderType);
}
ModelDefault = cfg.GetValue<string>("Model");
}
public ChatModel GetModel(string? name = null)
{
return ModelProviderType switch
{
"ollama" => new OllamaChatModel((Provider as OllamaProvider)!, (name ?? ModelDefault)!),
_ => throw new IndexOutOfRangeException("Unknown thinking provider: " + ModelProviderType),
};
}
}

47
DysonNetwork.Insight/appsettings.json
View File

@@ -1,26 +1,27 @@
{
"Debug": true,
"BaseUrl": "http://localhost:5071",
"SiteUrl": "https://solian.app",
"Logging": {
"LogLevel": {
"Default": "Information",
"Microsoft.AspNetCore": "Warning"
"Debug": true,
"BaseUrl": "http://localhost:5071",
"SiteUrl": "https://solian.app",
"Logging": {
"LogLevel": {
"Default": "Information",
"Microsoft.AspNetCore": "Warning"
}
},
"AllowedHosts": "*",
"ConnectionStrings": {
"App": "Host=localhost;Port=5432;Database=dyson_insight;Username=postgres;Password=postgres;Include Error Detail=True;Maximum Pool Size=20;Connection Idle Lifetime=60"
},
"KnownProxies": [
"127.0.0.1",
"::1"
],
"Etcd": {
"Insecure": true
},
"Thinking": {
"Provider": "ollama",
"Model": "qwen3:8b",
"Endpoint": "http://localhost:11434/api"
}
},
"AllowedHosts": "*",
"ConnectionStrings": {
"App": "Host=localhost;Port=5432;Database=dyson_insight;Username=postgres;Password=postgres;Include Error Detail=True;Maximum Pool Size=20;Connection Idle Lifetime=60"
},
"KnownProxies": ["127.0.0.1", "::1"],
"Swagger": {
"PublicBasePath": "/insight"
},
"Etcd": {
"Insecure": true
},
"Service": {
"Name": "DysonNetwork.Insight",
"Url": "https://localhost:7192"
}
}

5
DysonNetwork.Pass/DysonNetwork.Pass.csproj
View File

@@ -32,11 +32,6 @@
<PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.12.0"/>
<PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.12.0"/>
<PackageReference Include="Otp.NET" Version="1.4.0"/>
<PackageReference Include="prometheus-net.AspNetCore" Version="8.2.1"/>
<PackageReference Include="prometheus-net.AspNetCore.HealthChecks" Version="8.2.1"/>
<PackageReference Include="prometheus-net.DotNetRuntime" Version="4.4.1"/>
<PackageReference Include="prometheus-net.EntityFramework" Version="0.9.5"/>
<PackageReference Include="prometheus-net.SystemMetrics" Version="3.1.0"/>
<PackageReference Include="Quartz" Version="3.14.0"/>
<PackageReference Include="Quartz.AspNetCore" Version="3.14.0"/>
<PackageReference Include="Quartz.Extensions.Hosting" Version="3.14.0"/>

2
DysonNetwork.Pass/Startup/ApplicationConfiguration.cs
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@@ -6,7 +6,6 @@ using DysonNetwork.Pass.Permission;
using DysonNetwork.Pass.Realm;
using DysonNetwork.Pass.Wallet;
using DysonNetwork.Shared.Http;
using Prometheus;
namespace DysonNetwork.Pass.Startup;
@@ -14,7 +13,6 @@ public static class ApplicationConfiguration
{
public static WebApplication ConfigureAppMiddleware(this WebApplication app, IConfiguration configuration)
{
app.MapMetrics();
app.MapOpenApi();
app.UseRequestLocalization();

9
DysonNetwork.Pass/appsettings.json
View File

@@ -71,12 +71,5 @@
}
}
},
"KnownProxies": ["127.0.0.1", "::1"],
"Service": {
"Name": "DysonNetwork.Pass",
"Url": "https://localhost:7058"
},
"Etcd": {
"Insecure": true
}
"KnownProxies": ["127.0.0.1", "::1"]
}

5
DysonNetwork.Sphere/DysonNetwork.Sphere.csproj
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@@ -47,11 +47,6 @@
<PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.13.0" />
<PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.12.0"/>
<PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.12.0"/>
<PackageReference Include="prometheus-net.AspNetCore" Version="8.2.1"/>
<PackageReference Include="prometheus-net.AspNetCore.HealthChecks" Version="8.2.1"/>
<PackageReference Include="prometheus-net.DotNetRuntime" Version="4.4.1"/>
<PackageReference Include="prometheus-net.EntityFramework" Version="0.9.5"/>
<PackageReference Include="prometheus-net.SystemMetrics" Version="3.1.0"/>
<PackageReference Include="Quartz" Version="3.14.0"/>
<PackageReference Include="Quartz.AspNetCore" Version="3.14.0"/>
<PackageReference Include="Quartz.Extensions.Hosting" Version="3.14.0"/>

9
publish/settings/develop.json
View File

@@ -12,12 +12,5 @@
"ConnectionStrings": {
"App": "Host=host.docker.internal;Port=5432;Database=dyson_network_dev;Username=postgres;Password=postgres;Include Error Detail=True;Maximum Pool Size=20;Connection Idle Lifetime=60"
},
"KnownProxies": ["127.0.0.1", "::1"],
"Etcd": {
"Insecure": true
},
"Service": {
"Name": "DysonNetwork.Develop",
"Url": "https://localhost:7192"
}
"KnownProxies": ["127.0.0.1", "::1"]
}

6
publish/settings/drive.json
View File

@@ -119,9 +119,5 @@
}
}
},
"KnownProxies": ["127.0.0.1", "::1"],
"Service": {
"Name": "DysonNetwork.Drive",
"Url": "https://localhost:7092"
}
"KnownProxies": ["127.0.0.1", "::1"]
}

9
publish/settings/pass.json
View File

@@ -71,12 +71,5 @@
}
}
},
"KnownProxies": ["127.0.0.1", "::1"],
"Service": {
"Name": "DysonNetwork.Pass",
"Url": "https://localhost:7058"
},
"Etcd": {
"Insecure": true
}
"KnownProxies": ["127.0.0.1", "::1"]
}

9
publish/settings/ring.json
View File

@@ -36,12 +36,5 @@
"GeoIp": {
"DatabasePath": "./Keys/GeoLite2-City.mmdb"
},
"KnownProxies": ["127.0.0.1", "::1"],
"Service": {
"Name": "DysonNetwork.Ring",
"Url": "https://localhost:7259"
},
"Etcd": {
"Insecure": true
}
"KnownProxies": ["127.0.0.1", "::1"]
}

9
publish/settings/sphere.json
View File

@@ -27,12 +27,5 @@
"SecretId": "",
"SecretKey": ""
},
"KnownProxies": ["127.0.0.1", "::1"],
"Etcd": {
"Insecure": true
},
"Service": {
"Name": "DysonNetwork.Sphere",
"Url": "https://localhost:7099"
}
"KnownProxies": ["127.0.0.1", "::1"]
}

9
settings/develop.json
View File

@@ -12,12 +12,5 @@
"ConnectionStrings": {
"App": "Host=host.docker.internal;Port=5432;Database=dyson_develop;Username=postgres;Password=postgres;Include Error Detail=True;Maximum Pool Size=20;Connection Idle Lifetime=60"
},
"KnownProxies": ["127.0.0.1", "::1"],
"Etcd": {
"Insecure": true
},
"Service": {
"Name": "DysonNetwork.Develop",
"Url": "https://localhost:7192"
}
"KnownProxies": ["127.0.0.1", "::1"]
}

6
settings/drive.json
View File

@@ -119,9 +119,5 @@
}
}
},
"KnownProxies": ["127.0.0.1", "::1"],
"Service": {
"Name": "DysonNetwork.Drive",
"Url": "https://localhost:7092"
}
"KnownProxies": ["127.0.0.1", "::1"]
}

9
settings/pass.json
View File

@@ -71,12 +71,5 @@
}
}
},
"KnownProxies": ["127.0.0.1", "::1"],
"Service": {
"Name": "DysonNetwork.Pass",
"Url": "https://localhost:7058"
},
"Etcd": {
"Insecure": true
}
"KnownProxies": ["127.0.0.1", "::1"]
}

9
settings/ring.json
View File

@@ -36,12 +36,5 @@
"GeoIp": {
"DatabasePath": "/app/keys/GeoLite2-City.mmdb"
},
"KnownProxies": ["127.0.0.1", "::1"],
"Service": {
"Name": "DysonNetwork.Ring",
"Url": "https://localhost:7259"
},
"Etcd": {
"Insecure": true
}
"KnownProxies": ["127.0.0.1", "::1"]
}

9
settings/sphere.json
View File

@@ -27,12 +27,5 @@
"SecretId": "",
"SecretKey": ""
},
"KnownProxies": ["127.0.0.1", "::1"],
"Etcd": {
"Insecure": true
},
"Service": {
"Name": "DysonNetwork.Sphere",
"Url": "https://localhost:7099"
}
"KnownProxies": ["127.0.0.1", "::1"]
}