86 lines
3.0 KiB
C#
Executable File
86 lines
3.0 KiB
C#
Executable File
using Microsoft.Extensions.Hosting;
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using Microsoft.Extensions.Logging;
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using Serilog.Context;
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using System;
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using System.Threading;
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using System.Threading.Tasks;
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namespace ZB.MOM.WW.CBDDC.Network;
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/// <summary>
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/// Hosted service that automatically starts and stops the CBDDC node.
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/// </summary>
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public class CBDDCNodeService : IHostedService
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{
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private readonly ICBDDCNode _node;
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private readonly ILogger<CBDDCNodeService> _logger;
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/// <summary>
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/// Initializes a new instance of the <see cref="CBDDCNodeService"/> class.
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/// </summary>
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/// <param name="node">The CBDDC node to manage.</param>
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/// <param name="logger">The logger instance.</param>
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public CBDDCNodeService(ICBDDCNode node, ILogger<CBDDCNodeService> logger)
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{
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_node = node;
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_logger = logger;
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}
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/// <summary>
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/// Starts the managed CBDDC node.
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/// </summary>
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/// <param name="cancellationToken">A token used to cancel startup.</param>
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/// <returns>A task that represents the asynchronous start operation.</returns>
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public async Task StartAsync(CancellationToken cancellationToken)
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{
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using var serviceContext = LogContext.PushProperty("Service", nameof(CBDDCNodeService));
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using var operationContext = LogContext.PushProperty("OperationId", Guid.NewGuid().ToString("N"));
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using var actionContext = LogContext.PushProperty("Action", "Start");
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try
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{
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_logger.LogInformation("Starting CBDDC Node Service...");
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// Check for cancellation before starting
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cancellationToken.ThrowIfCancellationRequested();
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await _node.Start();
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_logger.LogInformation("CBDDC Node Service started successfully");
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}
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catch (OperationCanceledException)
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{
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_logger.LogWarning("CBDDC Node Service start was cancelled");
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throw;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Failed to start CBDDC Node Service");
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throw;
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}
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}
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/// <summary>
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/// Stops the managed CBDDC node.
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/// </summary>
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/// <param name="cancellationToken">A token used to cancel shutdown.</param>
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/// <returns>A task that represents the asynchronous stop operation.</returns>
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public async Task StopAsync(CancellationToken cancellationToken)
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{
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using var serviceContext = LogContext.PushProperty("Service", nameof(CBDDCNodeService));
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using var operationContext = LogContext.PushProperty("OperationId", Guid.NewGuid().ToString("N"));
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using var actionContext = LogContext.PushProperty("Action", "Stop");
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try
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{
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_logger.LogInformation("Stopping CBDDC Node Service...");
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await _node.Stop();
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_logger.LogInformation("CBDDC Node Service stopped successfully");
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error occurred while stopping CBDDC Node Service");
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// Don't rethrow during shutdown to avoid breaking the shutdown process
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}
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}
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}
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