66 lines
1.8 KiB
Bash
Executable File
66 lines
1.8 KiB
Bash
Executable File
#!/bin/bash
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# System info reporter - outputs JSON with verifiable data
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set -euo pipefail
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# Get hostname
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HOSTNAME=$(hostname 2>/dev/null || echo "unknown")
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# Get kernel version
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KERNEL=$(uname -r 2>/dev/null || echo "unknown")
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# Get OS info (try multiple methods)
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if [[ -f /etc/os-release ]]; then
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OS_NAME=$(grep '^NAME=' /etc/os-release 2>/dev/null | cut -d'=' -f2 | tr -d '"' || echo "unknown")
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OS_VERSION=$(grep '^VERSION=' /etc/os-release 2>/dev/null | cut -d'=' -f2 | tr -d '"' || echo "unknown")
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else
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OS_NAME="unknown"
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OS_VERSION="unknown"
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fi
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# Get disk usage for root filesystem
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DISK_TOTAL=$(df -h / 2>/dev/null | awk 'NR==2 {print $2}' || echo "0")
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DISK_USED=$(df -h / 2>/dev/null | awk 'NR==2 {print $3}' || echo "0")
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DISK_AVAIL=$(df -h / 2>/dev/null | awk 'NR==2 {print $4}' || echo "0")
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DISK_PERCENT=$(df -h / 2>/dev/null | awk 'NR==2 {print $5}' | tr -d '%' || echo "0")
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# Get memory info
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if [[ -f /proc/meminfo ]]; then
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MEM_TOTAL_KB=$(awk '/MemTotal/ {print $2}' /proc/meminfo 2>/dev/null || echo "0")
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MEM_FREE_KB=$(awk '/MemFree/ {print $2}' /proc/meminfo 2>/dev/null || echo "0")
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MEM_TOTAL_GB=$(echo "scale=2; $MEM_TOTAL_KB/1048576" | bc 2>/dev/null || echo "0")
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else
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MEM_TOTAL_GB=0
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fi
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# Get current user
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CURRENT_USER=$(whoami 2>/dev/null || echo "unknown")
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# Get current working directory
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CWD=$(pwd 2>/dev/null || echo "unknown")
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# Count processes
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PROCESS_COUNT=$(ps aux 2>/dev/null | wc -l || echo "0")
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# Output JSON
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cat <<EOF
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{
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"hostname": "$HOSTNAME",
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"kernel": "$KERNEL",
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"os": {
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"name": "$OS_NAME",
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"version": "$OS_VERSION"
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},
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"disk": {
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"total": "$DISK_TOTAL",
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"used": "$DISK_USED",
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"available": "$DISK_AVAIL",
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"percent_used": $DISK_PERCENT
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},
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"memory": {
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"total_gb": $MEM_TOTAL_GB
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},
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"user": "$CURRENT_USER",
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"working_directory": "$CWD",
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"process_count": $PROCESS_COUNT
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}
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EOF |