fix: 添加数据库备份窗口逻辑,避免在备份期间进行心跳检查
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@@ -40,6 +40,9 @@ namespace AutoNotificatPhone.Models
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// Kafka 心跳超时阈值(分钟)
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// Kafka 心跳超时阈值(分钟)
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private const int KafkaStaleMinutes = 5;
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private const int KafkaStaleMinutes = 5;
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// 数据库备份窗口(北京时间 3:00-4:00),该时段跳过心跳检查
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private const int KafkaCheckSkipStartHour = 3;
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private const int KafkaCheckSkipEndHour = 4;
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// 数据库连接失败累计到 N 次才触发一次告警,避免告警风暴
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// 数据库连接失败累计到 N 次才触发一次告警,避免告警风暴
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private const int KafkaDbAlertTriggerCount = 8;
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private const int KafkaDbAlertTriggerCount = 8;
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@@ -499,6 +502,13 @@ namespace AutoNotificatPhone.Models
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{
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{
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try
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try
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{
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{
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// 北京时间 3:00-4:00 为数据库备份窗口,此时不做心跳检查,避免误报
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var beijingTime = DateTime.UtcNow.AddHours(8);
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if (beijingTime.Hour >= KafkaCheckSkipStartHour && beijingTime.Hour < KafkaCheckSkipEndHour)
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{
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return;
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}
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// 从配置构建连接串
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// 从配置构建连接串
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var connectionString = BuildPostgresConnectionString();
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var connectionString = BuildPostgresConnectionString();
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if (string.IsNullOrWhiteSpace(connectionString))
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if (string.IsNullOrWhiteSpace(connectionString))
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