Pinewood Computer Core Script -

// --- MAIN EXECUTION BLOCK --- START

// Pinewood Computer Core Script // Module: Server_Rack_Controller.pwcs // Author: Senior SysAdmin // Description: Controls cooling fans, temperature sensors, and access LED for Rack Unit 7 @VERSION 1.2 @REQUIRES SecurityAPI, ThermalAPI, LEDAPI

// Security handshake IF Security_CheckAccessLevel(ACCESS_LEVEL) THEN isAccessGranted = true CALL LED_SetColor("StatusLED_RU7", "GREEN") PRINT "Access granted to " + RACK_ID ELSE CALL LED_SetColor("StatusLED_RU7", "RED") PRINT "Access denied. Insufficient clearance." TERMINATE ENDIF Pinewood Computer Core Script

currentTemp = Thermal_GetTemperature(RACK_ID) PRINT "Current temperature: " + STR(currentTemp) + "°C" // Temperature-based fan control IF currentTemp >= TEMP_CRITICAL THEN fanSpeedPercent = 100 CALL LED_SetColor("StatusLED_RU7", "FLASH_RED") PRINT "CRITICAL TEMPERATURE! Fans at maximum." CALL Emergency_Shutdown(RACK_ID) BREAK ELSEIF currentTemp >= TEMP_WARN THEN fanSpeedPercent = 75 CALL LED_SetColor("StatusLED_RU7", "ORANGE") PRINT "Warning: High temperature detected." ELSE fanSpeedPercent = 30 CALL LED_SetColor("StatusLED_RU7", "GREEN") ENDIF // Apply fan speed CALL Fan_SetSpeed(RACK_ID, fanSpeedPercent) // Wait before next reading (Pinewood uses ms) WAIT 5000 // 5 seconds ENDWHILE

// Initialize hardware interfaces CALL Thermal_Init(RACK_ID) CALL LED_Init("StatusLED_RU7") // --- MAIN EXECUTION BLOCK --- START //

// --- GLOBAL VARIABLES --- VAR bool isAccessGranted = false VAR float currentTemp = 0.0 VAR int fanSpeedPercent = 30

// --- CONSTANTS --- DEFINE RACK_ID = "RU-07" DEFINE TEMP_WARN = 75.0 // Celsius warning threshold DEFINE TEMP_CRITICAL = 85.0 // Celsius critical threshold DEFINE ACCESS_LEVEL = 3 // Required clearance (1-5) Pinewood Computer Core Script

// Main monitoring loop WHILE isAccessGranted DO