[docker-platform-monitor]: Add fancontrol (#735)

dockers/docker-platform-monitor/Dockerfile.j2

@@ -6,7 +6,8 @@ ENV DEBIAN_FRONTEND=noninteractive
 # Update apt's package index files
 RUN apt-get update
 
-RUN apt-get install -y python-pip sensord
+# Install required packages
+RUN apt-get install -y python-pip sensord fancontrol
 
 {% if docker_platform_monitor_debs.strip() %}
 # Copy built Debian packages

dockers/docker-platform-monitor/start.sh

@@ -1,16 +1,26 @@
 #!/usr/bin/env bash
 
-mkdir -p /etc/sensors.d
-if [ -e /usr/share/sonic/platform/sensors.conf ]; then
-    /bin/cp -rf /usr/share/sonic/platform/sensors.conf /etc/sensors.d/
-fi
-
 mkdir -p /var/sonic
 echo "# Config files managed by sonic-config-engine" > /var/sonic/config_status
 
 rm -f /var/run/rsyslogd.pid
 
 supervisorctl start rsyslogd
-supervisorctl start lm-sensors
+
+# If this platform has an lm-sensors config file, copy it to it's proper place
+# and start lm-sensors
+if [ -e /usr/share/sonic/platform/sensors.conf ]; then
+    mkdir -p /etc/sensors.d
+    /bin/cp -f /usr/share/sonic/platform/sensors.conf /etc/sensors.d/
+    supervisorctl start lm-sensors
+fi
+
+# If this platform has a fancontrol config file, copy it to it's proper place
+# and start fancontrol
+if [ -e /usr/share/sonic/platform/fancontrol ]; then
+    /bin/cp -f /usr/share/sonic/platform/fancontrol /etc/
+    supervisorctl start fancontrol
+fi
+
 supervisorctl start ledd
 

dockers/docker-platform-monitor/supervisord.conf

@@ -27,9 +27,17 @@ autorestart=false
 stdout_logfile=syslog
 stderr_logfile=syslog
 
+[program:fancontrol]
+command=/usr/sbin/fancontrol
+priority=4
+autostart=false
+autorestart=false
+stdout_logfile=syslog
+stderr_logfile=syslog
+
 [program:ledd]
 command=/usr/bin/ledd
-priority=6
+priority=5
 autostart=false
 stdout_logfile=syslog
 stderr_logfile=syslog