1. Implement FanDrawer-Fan hierarchy.
2. Enable thermalctld, disable pcied.
3. Implement SystemLED in Chassis.
4. Correct Fan direction
5. Implement require Fan APIs for SystemHealthMonitoring.
6. Handle non-ascii character while reading PSU model/serial num.
```
Check if System-health can pass the check and display the SystemLED correctly.
///////// booting, DIAG_LED = GREEN_BLINKING /////////
root@sonic:/tmp# show system-health detail
System is currently booting...
root@sonic:/tmp# cat /sys/class/leds/diag/brightness
5
///////// container_checker fail, DIAG_LED = AMBER /////////
root@sonic:/sys/bus/i2c/devices# show system-health detail
System status summary
System status LED STATUS_LED_COLOR_AMBER
Services:
Status: OK
Hardware:
Status: Not OK
Reasons: container_checker is not Status ok
System services and devices monitor list
Name Status Type
-------------------------- -------- ----------
container_checker Not OK Program
sonic OK System
rsyslog OK Process
root-overlay OK Filesystem
var-log OK Filesystem
routeCheck OK Program
diskCheck OK Program
container_memory_telemetry OK Program
FAN-1F OK Fan
FAN-1R OK Fan
FAN-2F OK Fan
FAN-2R OK Fan
FAN-3F OK Fan
FAN-3R OK Fan
PSU-1 FAN-1 OK Fan
PSU-2 FAN-1 OK Fan
PSU 1 OK PSU
PSU 2 OK PSU
System services and devices ignore list
Name Status Type
--------------- -------- ------
asic Ignored Device
psu.temperature Ignored Device
///////// skip container_checker, DIAG_LED = GREEN /////////
root@sonic:/sys/bus/i2c/devices# vi /usr/share/sonic/device/x86_64-accton_as4630_54te-r0/system_health_monitoring_config.json
root@sonic:/sys/bus/i2c/devices#
root@sonic:/sys/bus/i2c/devices#
root@sonic:/sys/bus/i2c/devices# show system-health detail
System status summary
System status LED STATUS_LED_COLOR_GREEN
Services:
Status: OK
Hardware:
Status: OK
System services and devices monitor list
Name Status Type
-------------------------- -------- ----------
sonic OK System
rsyslog OK Process
root-overlay OK Filesystem
var-log OK Filesystem
routeCheck OK Program
diskCheck OK Program
container_memory_telemetry OK Program
FAN-1F OK Fan
FAN-1R OK Fan
FAN-2F OK Fan
FAN-2R OK Fan
FAN-3F OK Fan
FAN-3R OK Fan
PSU-1 FAN-1 OK Fan
PSU-2 FAN-1 OK Fan
PSU 1 OK PSU
PSU 2 OK PSU
System services and devices ignore list
Name Status Type
----------------- -------- -------
container_checker Ignored Service
psu.temperature Ignored Device
asic Ignored Device
```
Signed-off-by: Sean Wu <sean_wu@edge-core.com>
