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Merge pull request #75 from tigerblue77/73-improve-code-structure
Improved code structure
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| # Define global functions | ||
| # This function applies Dell's default dynamic fan control profile | ||
| function apply_Dell_fan_control_profile () { | ||
| # Use ipmitool to send the raw command to set fan control to Dell default | ||
| ipmitool -I $IDRAC_LOGIN_STRING raw 0x30 0x30 0x01 0x01 > /dev/null | ||
| CURRENT_FAN_CONTROL_PROFILE="Dell default dynamic fan control profile" | ||
| } | ||
|
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||
| # This function applies a user-specified static fan control profile | ||
| function apply_user_fan_control_profile () { | ||
| # Use ipmitool to send the raw command to set fan control to user-specified value | ||
| ipmitool -I $IDRAC_LOGIN_STRING raw 0x30 0x30 0x01 0x00 > /dev/null | ||
| ipmitool -I $IDRAC_LOGIN_STRING raw 0x30 0x30 0x02 0xff $HEXADECIMAL_FAN_SPEED > /dev/null | ||
| CURRENT_FAN_CONTROL_PROFILE="User static fan control profile ($DECIMAL_FAN_SPEED%)" | ||
| } | ||
|
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||
| # Retrieve temperature sensors data using ipmitool | ||
| # Usage : retrieve_temperatures $IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT $IS_CPU2_TEMPERATURE_SENSOR_PRESENT | ||
| function retrieve_temperatures () { | ||
| if (( $# != 2 )) | ||
| then | ||
| printf "Illegal number of parameters.\nUsage: retrieve_temperatures \$IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT \$IS_CPU2_TEMPERATURE_SENSOR_PRESENT" >&2 | ||
| return 1 | ||
| fi | ||
| local IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT=$1 | ||
| local IS_CPU2_TEMPERATURE_SENSOR_PRESENT=$2 | ||
|
|
||
| local DATA=$(ipmitool -I $IDRAC_LOGIN_STRING sdr type temperature | grep degrees) | ||
|
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||
| # Parse CPU data | ||
| local CPU_DATA=$(echo "$DATA" | grep "3\." | grep -Po '\d{2}') | ||
| CPU1_TEMPERATURE=$(echo $CPU_DATA | awk '{print $1;}') | ||
| if $IS_CPU2_TEMPERATURE_SENSOR_PRESENT | ||
| then | ||
| CPU2_TEMPERATURE=$(echo $CPU_DATA | awk '{print $2;}') | ||
| else | ||
| CPU2_TEMPERATURE="-" | ||
| fi | ||
|
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||
| # Parse inlet temperature data | ||
| INLET_TEMPERATURE=$(echo "$DATA" | grep Inlet | grep -Po '\d{2}' | tail -1) | ||
|
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||
| # If exhaust temperature sensor is present, parse its temperature data | ||
| if $IS_EXHAUST_TEMPERATURE_SENSOR_PRESENT | ||
| then | ||
| EXHAUST_TEMPERATURE=$(echo "$DATA" | grep Exhaust | grep -Po '\d{2}' | tail -1) | ||
| else | ||
| EXHAUST_TEMPERATURE="-" | ||
| fi | ||
| } | ||
|
|
||
| function enable_third_party_PCIe_card_Dell_default_cooling_response () { | ||
| # We could check the current cooling response before applying but it's not very useful so let's skip the test and apply directly | ||
| ipmitool -I $IDRAC_LOGIN_STRING raw 0x30 0xce 0x00 0x16 0x05 0x00 0x00 0x00 0x05 0x00 0x00 0x00 0x00 > /dev/null | ||
| } | ||
|
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||
| function disable_third_party_PCIe_card_Dell_default_cooling_response () { | ||
| # We could check the current cooling response before applying but it's not very useful so let's skip the test and apply directly | ||
| ipmitool -I $IDRAC_LOGIN_STRING raw 0x30 0xce 0x00 0x16 0x05 0x00 0x00 0x00 0x05 0x00 0x01 0x00 0x00 > /dev/null | ||
| } | ||
|
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||
| # Returns : | ||
| # - 0 if third-party PCIe card Dell default cooling response is currently DISABLED | ||
| # - 1 if third-party PCIe card Dell default cooling response is currently ENABLED | ||
| # - 2 if the current status returned by ipmitool command output is unexpected | ||
| # function is_third_party_PCIe_card_Dell_default_cooling_response_disabled() { | ||
| # THIRD_PARTY_PCIE_CARD_COOLING_RESPONSE=$(ipmitool -I $IDRAC_LOGIN_STRING raw 0x30 0xce 0x01 0x16 0x05 0x00 0x00 0x00) | ||
|
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| # if [ "$THIRD_PARTY_PCIE_CARD_COOLING_RESPONSE" == "16 05 00 00 00 05 00 01 00 00" ]; then | ||
| # return 0 | ||
| # elif [ "$THIRD_PARTY_PCIE_CARD_COOLING_RESPONSE" == "16 05 00 00 00 05 00 00 00 00" ]; then | ||
| # return 1 | ||
| # else | ||
| # echo "Unexpected output: $THIRD_PARTY_PCIE_CARD_COOLING_RESPONSE" >&2 | ||
| # return 2 | ||
| # fi | ||
| # } | ||
|
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||
| # Prepare traps in case of container exit | ||
| function gracefull_exit () { | ||
| apply_Dell_fan_control_profile | ||
| enable_third_party_PCIe_card_Dell_default_cooling_response | ||
| echo "/!\ WARNING /!\ Container stopped, Dell default dynamic fan control profile applied for safety." | ||
| exit 0 | ||
| } | ||
|
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||
| # Helps debugging when people are posting their output | ||
| function get_Dell_server_model () { | ||
| IPMI_FRU_content=$(ipmitool fru 2>/dev/null) # FRU stands for "Field Replaceable Unit" | ||
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| SERVER_MANUFACTURER=$(echo "$IPMI_FRU_content" | grep "Product Manufacturer" | awk -F ': ' '{print $2}') | ||
| SERVER_MODEL=$(echo "$IPMI_FRU_content" | grep "Product Name" | awk -F ': ' '{print $2}') | ||
| } |