imp4ct/Dell_iDRAC_fan_controller_Docker
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Merge branch 'rpbush-master' into 38-add-comments-for-clarity

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Tigerblue77 2023-02-03 21:10:02 +00:00
commit 78c0e59562
1 changed files with 43 additions and 31 deletions
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54
Dell_iDRAC_fan_controller.sh
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@ -1,12 +1,16 @@
#!/bin/bash
# Define global functions
# This function applies Dell's default dynamic fan control profile
function apply_Dell_profile () {
# Use ipmitool to send the raw command to set fan control to Dell default
ipmitool -I $LOGIN_STRING raw 0x30 0x30 0x01 0x01 > /dev/null
CURRENT_FAN_CONTROL_PROFILE="Dell default dynamic fan control profile"
}
# This function applies a user-specified static fan control profile
function apply_user_profile () {
# Use ipmitool to send the raw command to set fan control to user-specified value
ipmitool -I $LOGIN_STRING raw 0x30 0x30 0x01 0x00 > /dev/null
ipmitool -I $LOGIN_STRING raw 0x30 0x30 0x02 0xff $HEXADECIMAL_FAN_SPEED > /dev/null
CURRENT_FAN_CONTROL_PROFILE="User static fan control profile ($DECIMAL_FAN_SPEED%)"
@ -47,12 +51,12 @@ function gracefull_exit () {
exit 0
}
# Trap the signals for container exit and run gracefull_exit function
trap 'gracefull_exit' SIGQUIT SIGKILL SIGTERM
# Prepare, format and define initial variables
#readonly DELL_FRESH_AIR_COMPLIANCE=45
# Check if FAN_SPEED variable is in hexadecimal format, if not convert it to hexadecimal
if [[ $FAN_SPEED == 0x* ]]
then
DECIMAL_FAN_SPEED=$(printf '%d' $FAN_SPEED)
@ -64,6 +68,8 @@ fi
# Log main informations given to the container
echo "Idrac/IPMI host: $IDRAC_HOST"
# Check if the Idrac host is set to 'local', and set the LOGIN_STRING accordingly
if [[ $IDRAC_HOST == "local" ]]
then
LOGIN_STRING='open'
@ -72,21 +78,25 @@ else
echo "Idrac/IPMI password: $IDRAC_PASSWORD"
LOGIN_STRING="lanplus -H $IDRAC_HOST -U $IDRAC_USERNAME -P $IDRAC_PASSWORD"
fi
# Log the fan speed objective, CPU temperature threshold, and check interval
echo "Fan speed objective: $DECIMAL_FAN_SPEED%"
echo "CPU temperature treshold: $CPU_TEMPERATURE_TRESHOLD°C"
echo "Check interval: ${CHECK_INTERVAL}s"
echo ""
# Prepare required variables and constants
# Define the interval for printing
readonly TABLE_HEADER_PRINT_INTERVAL=10
i=$TABLE_HEADER_PRINT_INTERVAL
IS_DELL_PROFILE_APPLIED=true
# Start monitoring
while true; do
# Sleep for the specified interval before taking another reading
sleep $CHECK_INTERVAL &
SLEEP_PROCESS_PID=$!
# Retrieve sensor data using ipmitool
DATA=$(ipmitool -I $LOGIN_STRING sdr type temperature | grep degrees)
INLET_TEMPERATURE=$(echo "$DATA" | grep Inlet | grep -Po '\d{2}' | tail -1)
EXHAUST_TEMPERATURE=$(echo "$DATA" | grep Exhaust | grep -Po '\d{2}' | tail -1)
@ -94,40 +104,43 @@ while true; do
CPU1_TEMPERATURE=$(echo $CPU_DATA | awk '{print $1;}')
CPU2_TEMPERATURE=$(echo $CPU_DATA | awk '{print $2;}')
# Define functions to check if CPU1 and CPU2 temperatures are above the threshold
CPU1_OVERHEAT () { [ $CPU1_TEMPERATURE -gt $CPU_TEMPERATURE_TRESHOLD ]; }
CPU2_OVERHEAT () { [ $CPU2_TEMPERATURE -gt $CPU_TEMPERATURE_TRESHOLD ]; }
# Initialize a variable to store comments
COMMENT=" -"
# Check if CPU1 is overheating and apply Dell profile if true
if CPU1_OVERHEAT
then
apply_Dell_profile
# Set the flag to indicate that Dell profile is applied
if ! $IS_DELL_PROFILE_APPLIED
then
IS_DELL_PROFILE_APPLIED=true
fi
if CPU2_OVERHEAT
then
COMMENT="CPU 1 and CPU 2 temperatures are too high. Dell default dynamic fan control profile applied."
COMMENT="CPU 1 and CPU 2 temperatures are too high, Dell default dynamic fan control profile applied for safety"
else
COMMENT="CPU 1 temperature is too high. Dell default dynamic fan control profile applied."
COMMENT="CPU 1 temperature is too high, Dell default dynamic fan control profile applied for safety"
fi
fi
elif CPU2_OVERHEAT
else
# Check if CPU2 is overheating and apply Dell profile if true
if CPU2_OVERHEAT
then
apply_Dell_profile
if ! $IS_DELL_PROFILE_APPLIED
then
IS_DELL_PROFILE_APPLIED=true
COMMENT="CPU 2 temperature is too high. Dell default dynamic fan control profile applied."
fi
COMMENT="CPU 2 temperature is too high, Dell default dynamic fan control profile applied for safety"
else
apply_user_profile
# Check if user profile is applied and apply it if not
if $IS_DELL_PROFILE_APPLIED
then
COMMENT="CPU temperature decreased and is now OK (<= $CPU_TEMPERATURE_TRESHOLD°C). User's fan control profile applied."
apply_user_profile
IS_DELL_PROFILE_APPLIED=false
fi
fi
@ -142,16 +155,15 @@ while true; do
enable_third_party_PCIe_card_Dell_default_cooling_response
THIRD_PARTY_PCIE_CARD_DELL_DEFAULT_COOLING_RESPONSE_STATUS="Enabled"
fi
# Print temperatures array
if [ $i -ge $TABLE_HEADER_PRINT_INTERVAL ]
fi
# Print the results, including the current fan control profile and comment
if [ $i -eq $TABLE_HEADER_PRINT_INTERVAL ]
then
echo " ------- Temperatures -------"
echo " Date & time Inlet CPU 1 CPU 2 Exhaust Active fan speed profile Third-party PCIe card Dell default cooling response Comment"
echo "Time CPU1 CPU2 Inlet Exhaust Fan Control Profile Third-party PCIe card Dell default cooling response Comment"
i=0
fi
printf "%12s %3d°C %3d°C %3d°C %5d°C %40s %51s %s\n" "$(date +"%d-%m-%y %H:%M:%S")" $INLET_TEMPERATURE $CPU1_TEMPERATURE $CPU2_TEMPERATURE $EXHAUST_TEMPERATURE "$CURRENT_FAN_CONTROL_PROFILE" "$THIRD_PARTY_PCIE_CARD_DELL_DEFAULT_COOLING_RESPONSE_STATUS" "$COMMENT"
((i++))
echo "$(date +%T) $CPU1_TEMPERATURE°C $CPU2_TEMPERATURE°C $INLET_TEMPERATURE°C $EXHAUST_TEMPERATURE°C $CURRENT_FAN_CONTROL_PROFILE $THIRD_PARTY_PCIE_CARD_DELL_DEFAULT_COOLING_RESPONSE_STATUS $COMMENT"
i=$(($i+1))
wait $SLEEP_PROCESS_PID
done