165 lines
5.1 KiB
Bash
165 lines
5.1 KiB
Bash
#!/bin/bash
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# Define global functions
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function apply_Dell_profile () {
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ipmitool -I $LOGIN_STRING raw 0x30 0x30 0x01 0x01 > /dev/null
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CURRENT_FAN_CONTROL_PROFILE="Dell default dynamic fan control profile"
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}
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function apply_user_profile () {
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ipmitool -I $LOGIN_STRING raw 0x30 0x30 0x01 0x00 > /dev/null
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ipmitool -I $LOGIN_STRING raw 0x30 0x30 0x02 0xff $HEXADECIMAL_FAN_SPEED > /dev/null
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CURRENT_FAN_CONTROL_PROFILE="User static fan control profile ($DECIMAL_FAN_SPEED%)"
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}
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# Usage : retrieve_temperatures $IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT $IS_CPU2_TEMPERATURE_SENSOR_PRESENT
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retrieve_temperatures () {
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if (( $# != 2 ))
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then
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printf "Illegal number of parameters.\nUsage: retrieve_temperatures \$IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT \$IS_CPU2_TEMPERATURE_SENSOR_PRESENT" >&2
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return 1
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fi
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local IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT=$1
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local IS_CPU2_TEMPERATURE_SENSOR_PRESENT=$2
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local DATA=$(ipmitool -I $LOGIN_STRING sdr type temperature | grep degrees)
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INLET_TEMPERATURE=$(echo "$DATA" | grep Inlet | grep -Po '\d{2}' | tail -1)
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if $IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT
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then
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EXHAUST_TEMPERATURE=$(echo "$DATA" | grep Exhaust | grep -Po '\d{2}' | tail -1)
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else
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EXHAUST_TEMPERATURE="-"
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fi
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local CPU_DATA=$(echo "$DATA" | grep "3\." | grep -Po '\d{2}')
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CPU1_TEMPERATURE=$(echo $CPU_DATA | awk '{print $1;}')
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if $IS_CPU2_TEMPERATURE_SENSOR_PRESENT
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then
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CPU2_TEMPERATURE=$(echo $CPU_DATA | awk '{print $2;}')
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else
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CPU2_TEMPERATURE="-"
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fi
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}
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# Prepare traps in case of container exit
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function gracefull_exit () {
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apply_Dell_profile
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echo "/!\ WARNING /!\ Container stopped, Dell default dynamic fan control profile applied for safety."
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exit 0
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}
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trap 'gracefull_exit' SIGQUIT SIGKILL SIGTERM
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# Prepare, format and define initial variables
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#readonly DELL_FRESH_AIR_COMPLIANCE=45
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if [[ $FAN_SPEED == 0x* ]]
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then
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DECIMAL_FAN_SPEED=$(printf '%d' $FAN_SPEED)
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HEXADECIMAL_FAN_SPEED=$FAN_SPEED
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else
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DECIMAL_FAN_SPEED=$FAN_SPEED
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HEXADECIMAL_FAN_SPEED=$(printf '0x%02x' $FAN_SPEED)
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fi
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# Log main informations given to the container
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echo "Idrac/IPMI host: $IDRAC_HOST"
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if [[ $IDRAC_HOST == "local" ]]
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then
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LOGIN_STRING='open'
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else
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echo "Idrac/IPMI username: $IDRAC_USERNAME"
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echo "Idrac/IPMI password: $IDRAC_PASSWORD"
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LOGIN_STRING="lanplus -H $IDRAC_HOST -U $IDRAC_USERNAME -P $IDRAC_PASSWORD"
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fi
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echo "Fan speed objective: $DECIMAL_FAN_SPEED%"
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echo "CPU temperature treshold: $CPU_TEMPERATURE_TRESHOLD°C"
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echo "Check interval: ${CHECK_INTERVAL}s"
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echo ""
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# Prepare required variables and constants
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readonly TABLE_HEADER_PRINT_INTERVAL=10
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i=$TABLE_HEADER_PRINT_INTERVAL
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IS_DELL_PROFILE_APPLIED=true
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# Check present sensors
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IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT=true
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IS_CPU2_TEMPERATURE_SENSOR_PRESENT=true
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retrieve_temperatures $IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT $IS_CPU2_TEMPERATURE_SENSOR_PRESENT
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if [ -z "$EXHAUST_TEMPERATURE" ]
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then
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echo "No exhaust temperature sensor detected."
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IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT=false
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fi
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if [ -z "$CPU2_TEMPERATURE" ]
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then
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echo "No CPU2 temperature sensor detected."
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IS_CPU2_TEMPERATURE_SENSOR_PRESENT=false
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fi
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# Output new line to beautify output if one of the previous conditions have echoed
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if ! $IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT || ! $IS_CPU2_TEMPERATURE_SENSOR_PRESENT
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then
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echo ""
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fi
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# Start monitoring
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while true; do
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sleep $CHECK_INTERVAL &
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SLEEP_PROCESS_PID=$!
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retrieve_temperatures $IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT $IS_CPU2_TEMPERATURE_SENSOR_PRESENT
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CPU1_OVERHEAT () { [ $CPU1_TEMPERATURE -gt $CPU_TEMPERATURE_TRESHOLD ]; }
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if $IS_CPU2_TEMPERATURE_SENSOR_PRESENT
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then
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CPU2_OVERHEAT () { [ $CPU2_TEMPERATURE -gt $CPU_TEMPERATURE_TRESHOLD ]; }
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fi
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COMMENT=" -"
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if CPU1_OVERHEAT
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then
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apply_Dell_profile
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if ! $IS_DELL_PROFILE_APPLIED
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then
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IS_DELL_PROFILE_APPLIED=true
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if $IS_CPU2_TEMPERATURE_SENSOR_PRESENT && CPU2_OVERHEAT
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then
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COMMENT="CPU 1 and CPU 2 temperatures are too high. Dell default dynamic fan control profile applied."
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else
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COMMENT="CPU 1 temperature is too high. Dell default dynamic fan control profile applied."
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fi
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fi
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elif $IS_CPU2_TEMPERATURE_SENSOR_PRESENT && CPU2_OVERHEAT
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then
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apply_Dell_profile
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if ! $IS_DELL_PROFILE_APPLIED
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then
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IS_DELL_PROFILE_APPLIED=true
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COMMENT="CPU 2 temperature is too high. Dell default dynamic fan control profile applied."
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fi
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else
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apply_user_profile
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if $IS_DELL_PROFILE_APPLIED
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then
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COMMENT="CPU temperature decreased and is now OK (<= $CPU_TEMPERATURE_TRESHOLD°C). User's fan control profile applied."
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IS_DELL_PROFILE_APPLIED=false
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fi
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fi
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# Print temperatures array
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if [ $i -ge $TABLE_HEADER_PRINT_INTERVAL ]
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then
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echo " ------- Temperatures -------"
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echo " Date & time Inlet CPU 1 CPU 2 Exhaust Active fan speed profile Comment"
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i=0
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fi
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printf "%12s %3d°C %3d°C %3s°C %5s°C %40s %s\n" "$(date +"%d-%m-%y %H:%M:%S")" $INLET_TEMPERATURE $CPU1_TEMPERATURE $CPU2_TEMPERATURE $EXHAUST_TEMPERATURE "$CURRENT_FAN_CONTROL_PROFILE" "$COMMENT"
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((i++))
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wait $SLEEP_PROCESS_PID
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done
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