c014d7431c
1. 修正 ProcessHeartbeat 在快取失效時會誤報韌體與溫度的問題。 2. 引入 Database Fallback 機制：當 Redis 無紀錄時自動比對資料庫現有值。 3. 統一韌體與溫度的偵測邏輯，確保兩者皆為「比對舊值 -> 異動才記 -> 補回快取」。 4. 提升系統對 CI/CD 重啟或快取清理的容錯能力。
121 lines
4.2 KiB
PHP
121 lines
4.2 KiB
PHP
<?php
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namespace App\Jobs\Machine;
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use App\Models\Machine\Machine;
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use Illuminate\Bus\Queueable;
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use Illuminate\Contracts\Queue\ShouldQueue;
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use Illuminate\Foundation\Bus\Dispatchable;
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use Illuminate\Queue\InteractsWithQueue;
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use Illuminate\Queue\SerializesModels;
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use Illuminate\Support\Facades\Log;
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class ProcessHeartbeat implements ShouldQueue
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{
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use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
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protected $serialNo;
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protected $payload;
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/**
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* Create a new job instance.
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*/
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public function __construct(string $serialNo, $payload)
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{
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$this->serialNo = $serialNo;
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$this->payload = (array) $payload;
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}
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/**
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* Execute the job.
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*/
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public function handle(): void
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{
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$machine = Machine::withoutGlobalScopes()->where('serial_no', $this->serialNo)->first();
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if (!$machine) {
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Log::warning("MQTT Heartbeat: Machine not found", ['serial_no' => $this->serialNo]);
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return;
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}
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// 更新機台狀態
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Log::debug("ProcessHeartbeat: Attempting to set status to online for {$this->serialNo}");
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$updateData = [
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'last_heartbeat_at' => now(),
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'status' => 'online',
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];
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// === 狀態異動觸發 (Redis 快取，讓 MQTT 也支援日誌) ===
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$cacheKey = "machine:{$this->serialNo}:state";
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$oldState = \Illuminate\Support\Facades\Cache::get($cacheKey);
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// 1. 偵測狀態由離線轉在線 (寫入日誌)
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if ($machine->status === 'offline') {
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\App\Jobs\Machine\ProcessStateLog::dispatch(
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$machine->id,
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$machine->company_id,
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"Machine is online",
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'info',
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[]
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);
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}
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$newState = $oldState ?? [];
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// 2. 韌體版本比對 (有改才傳，有改才記)
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if (isset($this->payload['firmware_version'])) {
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$fv = (string) $this->payload['firmware_version'];
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// 優先從快取取舊版本，若無則從資料庫取
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$oldVersion = $oldState['firmware_version'] ?? $machine->firmware_version;
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if ((string)$oldVersion !== $fv) {
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\App\Jobs\Machine\ProcessStateLog::dispatch(
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$machine->id,
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$machine->company_id,
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"Firmware updated to :version",
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'info',
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['version' => $fv, 'old' => $oldVersion ?? 'Unknown']
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);
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}
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$updateData['firmware_version'] = $fv;
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$newState['firmware_version'] = $fv;
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}
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// 2. 溫度更新 (只要有變動就紀錄日誌)
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if (isset($this->payload['temperature'])) {
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$temp = (int) $this->payload['temperature'];
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Log::debug("ProcessHeartbeat: Temperature reported for {$this->serialNo}: {$temp}");
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$updateData['temperature'] = $temp;
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// 讀取最後一次記錄日誌的溫度與時間
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$tempLogCacheKey = "machine:{$this->serialNo}:last_temp_log";
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$lastLogEntry = \Illuminate\Support\Facades\Cache::get($tempLogCacheKey);
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// 統一邏輯：優先從快取取值，若無則從資料庫取
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$oldTemp = isset($lastLogEntry['value']) ? (int)$lastLogEntry['value'] : $machine->temperature;
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if ($temp !== (int)$oldTemp) {
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Log::debug("ProcessHeartbeat: Temperature changed from {$oldTemp} to {$temp}. Triggering log.");
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\App\Jobs\Machine\ProcessStateLog::dispatch(
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$machine->id,
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$machine->company_id,
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"Temperature reported: :temp°C",
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'info',
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['temp' => $temp]
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);
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}
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// 無論是否有變動，都更新/延長快取壽命，確保快取資料存在
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\Illuminate\Support\Facades\Cache::put($tempLogCacheKey, [
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'value' => $temp,
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'at' => now()->toDateTimeString()
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], 604800);
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}
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// 更新快取
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\Illuminate\Support\Facades\Cache::put($cacheKey, $newState, 86400);
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$machine->update($updateData);
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}
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}
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