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-rw-r--r--src/Agent.App/Configuration/AgentConfiguration.cs4
-rw-r--r--src/Agent.App/Configuration/ConfigurationLoader.cs2
-rw-r--r--src/Agent.App/Logging/McpHostLogObserver.cs76
-rw-r--r--src/Agent.App/Logging/RollingFileLog.cs55
-rw-r--r--src/Agent.App/Logging/RollingFileWriter.cs50
-rw-r--r--src/Agent.App/Program.cs30
6 files changed, 181 insertions, 36 deletions
diff --git a/src/Agent.App/Configuration/AgentConfiguration.cs b/src/Agent.App/Configuration/AgentConfiguration.cs
index 800286b..362b889 100644
--- a/src/Agent.App/Configuration/AgentConfiguration.cs
+++ b/src/Agent.App/Configuration/AgentConfiguration.cs
@@ -23,10 +23,12 @@ public sealed class McpOptions
public string Transport { get; set; } = "stdio";
public HttpOptions Http { get; set; } = new();
public ImageOptions Images { get; set; } = new();
+ public McpTaskOptions Tasks { get; set; } = new();
}
public sealed class HttpOptions { public string Host { get; set; } = "127.0.0.1"; public int Port { get; set; } = 8080; }
public sealed class ImageOptions { public int MaxCount { get; set; } = 4; public long MaxBytesEach { get; set; } = 10 * 1024 * 1024; public long MaxTotalBytes { get; set; } = 20 * 1024 * 1024; }
+public sealed class McpTaskOptions { public int TimeToLiveHours { get; set; } = 24; public int PollIntervalMs { get; set; } = 1000; }
public sealed class RuntimeOptions { public string UserSystemPrompt { get; set; } = "prompts/user-system.md"; public int MaxIterations { get; set; } = 128; public int SameFailureLimit { get; set; } = 5; }
public sealed class OllamaConfiguration
@@ -73,4 +75,4 @@ public sealed class FileEditOptions { public int MemoryBackupLimitMb { get; set;
public sealed class LimitOptions { public long WholeReadBytes { get; set; } = 1024 * 1024; public int SearchMaxResults { get; set; } = 1000; public int TailMaxLines { get; set; } = 10000; public double ContextSummaryRatio { get; set; } = 0.8; }
public sealed class LocalizationOptions { public string Directory { get; set; } = "config/locales"; public string Fallback { get; set; } = "en"; }
public sealed class SkillOptions { public string Directory { get; set; } = "skills"; }
-public sealed class LoggingOptions { public string Directory { get; set; } = "logs"; public long MaxFileBytes { get; set; } = 10 * 1024 * 1024; public int RetainedFiles { get; set; } = 5; }
+public sealed class LoggingOptions { public string Directory { get; set; } = "logs"; public string Level { get; set; } = "information"; public bool HttpRequests { get; set; } = true; public long MaxFileBytes { get; set; } = 10 * 1024 * 1024; public int RetainedFiles { get; set; } = 5; }
diff --git a/src/Agent.App/Configuration/ConfigurationLoader.cs b/src/Agent.App/Configuration/ConfigurationLoader.cs
index b6c4c2d..298a143 100644
--- a/src/Agent.App/Configuration/ConfigurationLoader.cs
+++ b/src/Agent.App/Configuration/ConfigurationLoader.cs
@@ -44,6 +44,7 @@ public static partial class ConfigurationLoader
if (value.Mcp.Http.Port is < 1 or > 65535) Throw("mcp.http.port is outside 1..65535.");
if (value.Mcp.Images.MaxCount < 0 || value.Mcp.Images.MaxBytesEach <= 0 || value.Mcp.Images.MaxTotalBytes <= 0) Throw("mcp.images limits must be positive.");
if (value.Mcp.Images.MaxTotalBytes < value.Mcp.Images.MaxBytesEach) Throw("mcp.images.max_total_bytes must be >= max_bytes_each.");
+ if (value.Mcp.Tasks.TimeToLiveHours <= 0 || value.Mcp.Tasks.PollIntervalMs <= 0) Throw("mcp.tasks TTL and poll interval must be positive.");
if (value.Agent.MaxIterations <= 0 || value.Agent.SameFailureLimit <= 0) Throw("agent iteration limits must be positive.");
if (!Uri.TryCreate(value.Ollama.Endpoint, UriKind.Absolute, out Uri? endpoint) || endpoint.Scheme is not ("http" or "https")) Throw("ollama.endpoint must be an absolute HTTP(S) URI.");
if (string.IsNullOrWhiteSpace(value.Ollama.Model)) Throw("ollama.model is required.");
@@ -62,6 +63,7 @@ public static partial class ConfigurationLoader
}
if (value.FileEdit.MemoryBackupLimitMb <= 0 || value.Limits.WholeReadBytes <= 0 || value.Limits.SearchMaxResults <= 0 || value.Limits.TailMaxLines <= 0 || value.Limits.ContextSummaryRatio is <= 0 or >= 1) Throw("file/context limits are invalid.");
if (value.Logging.MaxFileBytes <= 0 || value.Logging.RetainedFiles < 1) Throw("logging limits are invalid.");
+ if (value.Logging.Level is not ("information" or "warning" or "error" or "fatal")) Throw("logging.level must be information, warning, error, or fatal.");
RequireFile(baseDirectory, value.Agent.UserSystemPrompt, "agent.user_system_prompt");
RequireDirectory(baseDirectory, value.Localization.Directory, "localization.directory");
diff --git a/src/Agent.App/Logging/McpHostLogObserver.cs b/src/Agent.App/Logging/McpHostLogObserver.cs
new file mode 100644
index 0000000..b1410e8
--- /dev/null
+++ b/src/Agent.App/Logging/McpHostLogObserver.cs
@@ -0,0 +1,76 @@
+using System.Globalization;
+using System.Text.Json;
+using Agent.Core.Localization;
+using Agent.Mcp;
+using System.Collections.Concurrent;
+
+namespace Agent.App.Logging;
+
+public sealed class McpHostLogObserver : IMcpHostObserver, IDisposable
+{
+ private readonly RollingFileLog _application;
+ private readonly RollingFileWriter? _http;
+ private readonly LocaleCatalog _locale;
+ private readonly string _logDirectory;
+ private readonly ConcurrentDictionary<string, byte> _observedConnections = new(StringComparer.Ordinal);
+
+ public McpHostLogObserver(RollingFileLog application, LocaleCatalog locale, string logDirectory,
+ bool httpRequests, long maxBytes, int retainedFiles)
+ {
+ _application = application;
+ _locale = locale;
+ _logDirectory = logDirectory;
+ if (httpRequests) _http = new RollingFileWriter(Path.Combine(logDirectory, "http.jsonl"), maxBytes, retainedFiles);
+ }
+
+ public void Ready(McpReadyInfo info)
+ {
+ string message = info.Transport == "http"
+ ? _locale.Format("app.ready.http", new Dictionary<string, object?>
+ {
+ ["endpoint"] = info.Endpoint, ["protocol"] = info.ProtocolVersion, ["stateless"] = info.Stateless.ToString().ToLowerInvariant(),
+ ["fallback"] = info.LegacyFallback.ToString().ToLowerInvariant(), ["pid"] = info.ProcessId, ["logs"] = _logDirectory
+ })
+ : _locale.Format("app.ready.stdio", new Dictionary<string, object?>
+ {
+ ["protocol"] = info.ProtocolVersion, ["pid"] = info.ProcessId, ["logs"] = _logDirectory
+ });
+ _application.Operational(message);
+ }
+
+ public void HttpRequestStarted(McpHttpRequestStartInfo info)
+ {
+ if (_observedConnections.TryAdd(info.ConnectionId, 0))
+ _application.Information($"HTTP connection observed connection={info.ConnectionId} remote={info.RemoteIp}:{info.RemotePort}");
+ _application.Information($"HTTP request started connection={info.ConnectionId} trace={info.TraceId} remote={info.RemoteIp}:{info.RemotePort} method={info.Method} path={info.Path}");
+ }
+
+ public void HttpRequest(McpHttpRequestInfo info)
+ {
+ _application.Information(string.Create(CultureInfo.InvariantCulture,
+ $"HTTP request completed connection={info.ConnectionId} remote={info.RemoteIp}:{info.RemotePort} method={info.Method} path={info.Path} status={info.Status} duration_ms={info.DurationMs:F3}"));
+ _http?.WriteLine(JsonSerializer.Serialize(new
+ {
+ timestamp = info.Timestamp,
+ connection_id = info.ConnectionId,
+ trace_id = info.TraceId,
+ remote_ip = info.RemoteIp,
+ remote_port = info.RemotePort,
+ local_ip = info.LocalIp,
+ local_port = info.LocalPort,
+ method = info.Method,
+ path = info.Path,
+ status = info.Status,
+ duration_ms = info.DurationMs,
+ content_type = info.ContentType,
+ content_length = info.ContentLength,
+ user_agent = info.UserAgent,
+ mcp_protocol_version = NullIfEmpty(info.ProtocolVersion),
+ mcp_method = NullIfEmpty(info.McpMethod),
+ mcp_name = NullIfEmpty(info.McpName)
+ }));
+ }
+
+ private static string? NullIfEmpty(string? value) => string.IsNullOrWhiteSpace(value) ? null : value;
+ public void Dispose() => _http?.Dispose();
+}
diff --git a/src/Agent.App/Logging/RollingFileLog.cs b/src/Agent.App/Logging/RollingFileLog.cs
index 801768d..8bdbbb4 100644
--- a/src/Agent.App/Logging/RollingFileLog.cs
+++ b/src/Agent.App/Logging/RollingFileLog.cs
@@ -4,52 +4,43 @@ namespace Agent.App.Logging;
public sealed class RollingFileLog : IDisposable
{
- private readonly object _sync = new();
- private readonly string _path;
- private readonly long _maxBytes;
- private readonly int _retainedFiles;
- private StreamWriter _writer;
+ private readonly RollingFileWriter _writer;
+ private readonly int _minimumLevel;
- public RollingFileLog(string directory, long maxBytes, int retainedFiles)
+ public RollingFileLog(string directory, long maxBytes, int retainedFiles, string minimumLevel = "information")
{
Directory.CreateDirectory(directory);
- _path = Path.Combine(directory, "application.log");
- _maxBytes = maxBytes;
- _retainedFiles = retainedFiles;
- _writer = Open();
+ _writer = new RollingFileWriter(Path.Combine(directory, "application.log"), maxBytes, retainedFiles);
+ _minimumLevel = ParseLevel(minimumLevel);
}
public void Information(string message) => Write("INF", message);
+ public void Operational(string message) => Write("INF", message, force: true);
+ public void Warning(string message) => Write("WRN", message);
public void Error(string message) => Write("ERR", message);
+ public void Fatal(string message) => Write("FTL", message);
- private void Write(string level, string message)
+ private void Write(string level, string message, bool force = false)
{
- lock (_sync)
- {
- if (_writer.BaseStream.Length >= _maxBytes) Rotate();
- string line = string.Create(CultureInfo.InvariantCulture, $"{DateTimeOffset.UtcNow:O} [{level}] {message}");
- Console.Error.WriteLine(line);
- _writer.WriteLine(line);
- _writer.Flush();
- }
+ if (!force && Level(level) < _minimumLevel) return;
+ string line = string.Create(CultureInfo.InvariantCulture, $"{DateTimeOffset.UtcNow:O} [{level}] {message}");
+ Console.Error.WriteLine(line);
+ _writer.WriteLine(line);
}
- private StreamWriter Open() => new(new FileStream(_path, FileMode.Append, FileAccess.Write, FileShare.Read), new System.Text.UTF8Encoding(false));
-
- private void Rotate()
+ private static int ParseLevel(string level) => level.ToLowerInvariant() switch
{
- _writer.Dispose();
- for (int index = _retainedFiles - 1; index >= 1; index--)
- {
- string source = $"{_path}.{index}";
- if (File.Exists(source)) File.Move(source, $"{_path}.{index + 1}", true);
- }
- if (File.Exists(_path)) File.Move(_path, $"{_path}.1", true);
- _writer = Open();
- }
+ "information" or "info" => 0,
+ "warning" or "warn" => 1,
+ "error" => 2,
+ "fatal" => 3,
+ _ => throw new ArgumentException($"Unknown logging level '{level}'.", nameof(level))
+ };
+
+ private static int Level(string level) => level switch { "INF" => 0, "WRN" => 1, "ERR" => 2, "FTL" => 3, _ => 0 };
public void Dispose()
{
- lock (_sync) _writer.Dispose();
+ _writer.Dispose();
}
}
diff --git a/src/Agent.App/Logging/RollingFileWriter.cs b/src/Agent.App/Logging/RollingFileWriter.cs
new file mode 100644
index 0000000..e155858
--- /dev/null
+++ b/src/Agent.App/Logging/RollingFileWriter.cs
@@ -0,0 +1,50 @@
+using System.Text;
+
+namespace Agent.App.Logging;
+
+internal sealed class RollingFileWriter : IDisposable
+{
+ private readonly object _sync = new();
+ private readonly string _path;
+ private readonly long _maxBytes;
+ private readonly int _retainedFiles;
+ private StreamWriter _writer;
+
+ public RollingFileWriter(string path, long maxBytes, int retainedFiles)
+ {
+ _path = path;
+ _maxBytes = maxBytes;
+ _retainedFiles = retainedFiles;
+ Directory.CreateDirectory(Path.GetDirectoryName(path)!);
+ _writer = Open();
+ }
+
+ public void WriteLine(string line)
+ {
+ lock (_sync)
+ {
+ if (_writer.BaseStream.Length >= _maxBytes) Rotate();
+ _writer.WriteLine(line);
+ _writer.Flush();
+ }
+ }
+
+ private StreamWriter Open() => new(new FileStream(_path, FileMode.Append, FileAccess.Write, FileShare.Read), new UTF8Encoding(false));
+
+ private void Rotate()
+ {
+ _writer.Dispose();
+ for (int index = _retainedFiles - 1; index >= 1; index--)
+ {
+ string source = $"{_path}.{index}";
+ if (File.Exists(source)) File.Move(source, $"{_path}.{index + 1}", true);
+ }
+ if (File.Exists(_path)) File.Move(_path, $"{_path}.1", true);
+ _writer = Open();
+ }
+
+ public void Dispose()
+ {
+ lock (_sync) _writer.Dispose();
+ }
+}
diff --git a/src/Agent.App/Program.cs b/src/Agent.App/Program.cs
index 3fae93f..d9ee17a 100644
--- a/src/Agent.App/Program.cs
+++ b/src/Agent.App/Program.cs
@@ -35,7 +35,7 @@ internal static class Program
string logDirectory = ConfigurationLoader.Resolve(baseDirectory, configuration.Logging.Directory);
UserOnlyDirectory.Ensure(logDirectory);
- using var log = new RollingFileLog(logDirectory, configuration.Logging.MaxFileBytes, configuration.Logging.RetainedFiles);
+ using var log = new RollingFileLog(logDirectory, configuration.Logging.MaxFileBytes, configuration.Logging.RetainedFiles, configuration.Logging.Level);
if (commandLine.Command == AppCommand.Check)
{
WindowsPlatformCheckResult platform = WindowsPlatformCheck.Run();
@@ -57,8 +57,30 @@ internal static class Program
}
log.Information(locale.Get("app.starting"));
+ WindowsPlatformCheckResult servePlatform = WindowsPlatformCheck.Run();
+ if (!servePlatform.Success)
+ {
+ string failure = locale.Format("app.preflight_failed", new Dictionary<string, object?>
+ {
+ ["operation"] = servePlatform.ErrorOperation ?? "privilege/BFE/WFP probe",
+ ["error_code"] = servePlatform.ErrorCode,
+ ["administrator"] = servePlatform.IsAdministrator.ToString().ToLowerInvariant(),
+ ["bfe"] = servePlatform.BfeEngineOpen.ToString().ToLowerInvariant(),
+ ["transaction"] = servePlatform.WfpWriteTransaction.ToString().ToLowerInvariant(),
+ ["filters"] = servePlatform.WfpFilterAddDelete.ToString().ToLowerInvariant()
+ });
+ log.Fatal(failure);
+ return 2;
+ }
+
InternalToolDispatcher toolDispatcher = CreateToolDispatcher(configuration, baseDirectory, logDirectory);
var runtimeObserver = new JsonLinesRuntimeObserver(logDirectory);
+ string taskStateDirectory = Path.Combine(baseDirectory, "state", "mcp-tasks");
+ UserOnlyDirectory.Ensure(taskStateDirectory);
+ var taskStoreSettings = new McpTaskStoreSettings(taskStateDirectory,
+ TimeSpan.FromHours(configuration.Mcp.Tasks.TimeToLiveHours), configuration.Mcp.Tasks.PollIntervalMs);
+ using var hostObserver = new McpHostLogObserver(log, locale, logDirectory, configuration.Logging.HttpRequests,
+ configuration.Logging.MaxFileBytes, configuration.Logging.RetainedFiles);
if (configuration.Mcp.Transport == "stdio")
{
string userPrompt = File.ReadAllText(ConfigurationLoader.Resolve(baseDirectory, configuration.Agent.UserSystemPrompt));
@@ -66,7 +88,8 @@ internal static class Program
string[] skills = Directory.EnumerateFiles(skillDirectory, "*.md", SearchOption.TopDirectoryOnly).Select(File.ReadAllText).ToArray();
var runtimeSettings = new AgentRuntimeSettings(userPrompt, language, skills, "Windows AppContainer, ACL, Job Object, child-process restriction, and WFP sandbox capabilities.", configuration.Agent.MaxIterations, configuration.Agent.SameFailureLimit, locale.Get("ollama.vision_unsupported"));
var visionLimits = new VisionLimits(configuration.Mcp.Images.MaxCount, configuration.Mcp.Images.MaxBytesEach, configuration.Mcp.Images.MaxTotalBytes);
- await McpHost.RunStdioAsync(locale, OllamaSettingsFactory.Create(configuration.Ollama), runtimeSettings, visionLimits, CancellationToken.None, toolDispatcher, runtimeObserver).ConfigureAwait(false);
+ await McpHost.RunStdioAsync(locale, OllamaSettingsFactory.Create(configuration.Ollama), runtimeSettings, visionLimits, CancellationToken.None,
+ toolDispatcher, runtimeObserver, taskStoreSettings, hostObserver).ConfigureAwait(false);
return 0;
}
if (configuration.Mcp.Transport == "http")
@@ -77,7 +100,8 @@ internal static class Program
var runtimeSettings = new AgentRuntimeSettings(userPrompt, language, skills, "Windows AppContainer, ACL, Job Object, child-process restriction, and WFP sandbox capabilities.", configuration.Agent.MaxIterations, configuration.Agent.SameFailureLimit, locale.Get("ollama.vision_unsupported"));
var visionLimits = new VisionLimits(configuration.Mcp.Images.MaxCount, configuration.Mcp.Images.MaxBytesEach, configuration.Mcp.Images.MaxTotalBytes);
await McpHost.RunHttpAsync(locale, OllamaSettingsFactory.Create(configuration.Ollama), runtimeSettings, visionLimits,
- configuration.Mcp.Http.Host, configuration.Mcp.Http.Port, CancellationToken.None, toolDispatcher, runtimeObserver).ConfigureAwait(false);
+ configuration.Mcp.Http.Host, configuration.Mcp.Http.Port, CancellationToken.None, toolDispatcher, runtimeObserver,
+ taskStoreSettings, hostObserver).ConfigureAwait(false);
return 0;
}
throw new ConfigurationException("Unsupported MCP transport.");
generated by cgit v1.2.3 (git 2.39.1) at 2026-10-19 17:36:51 +0000