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26 lines
1.2 KiB
Bash
Executable File
26 lines
1.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -e # Exit immediately if a command exits with a non-zero status.
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ROOT_FOLDER="$(readlink -f $(dirname "${BASH_SOURCE[0]}")/..)"
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STATE_FOLDER="${ROOT_FOLDER}/state"
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# Available disk space
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TOTAL_DISK_SPACE_BYTES=$(df -P -B 1 / | tail -n 1 | awk '{print $2}')
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AVAILABLE_DISK_SPACE_BYTES=$(df -P -B 1 / | tail -n 1 | awk '{print $4}')
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USED_DISK_SPACE_BYTES=$(($TOTAL_DISK_SPACE_BYTES - $AVAILABLE_DISK_SPACE_BYTES))
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# CPU info
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CPU_LOAD_PERCENTAGE=$(top -bn1 | grep "Cpu(s)" | sed "s/.*, *\([0-9.]*\)%* id.*/\1/" | awk '{print 100 - $1}')
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# Memory info
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MEM_TOTAL_BYTES=$(free -b | grep Mem | awk '{print $2}')
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MEM_AVAILABLE_BYTES=$(free -b | grep Mem | awk '{print $7}')
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MEM_USED_BYTES=$(($MEM_TOTAL_BYTES - $MEM_AVAILABLE_BYTES))
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# Create temporary json file
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TEMP_JSON_FILE=$(mktemp)
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echo '{ "cpu": { "load": '"${CPU_LOAD_PERCENTAGE}"' }, "memory": { "total": '"${MEM_TOTAL_BYTES}"' , "used": '"${MEM_USED_BYTES}"', "available": '"${MEM_AVAILABLE_BYTES}"' }, "disk": { "total": '"${TOTAL_DISK_SPACE_BYTES}"' , "used": '"${USED_DISK_SPACE_BYTES}"', "available": '"${AVAILABLE_DISK_SPACE_BYTES}"' } }' >"${TEMP_JSON_FILE}"
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# Write to state file
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echo "$(cat "${TEMP_JSON_FILE}")" >"${STATE_FOLDER}/system-info.json"
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