157 lines
4.7 KiB
Bash
Executable File
157 lines
4.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -Eeuo pipefail
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CHAT_ID="-1003834524994"
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TOPIC_ID="4"
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BOT_TOKEN="${OPENCLAW_TELEGRAM_BOT_TOKEN:-}"
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MAX_LEN=3800
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have() { command -v "$1" >/dev/null 2>&1; }
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human_uptime() {
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uptime -p 2>/dev/null || true
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}
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load_avg() {
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awk '{print $1, $2, $3}' /proc/loadavg 2>/dev/null || echo "N/A"
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}
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cpu_usage_percent() {
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local a b idle_a total_a idle_b total_b usage
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read -r _ u1 n1 s1 i1 w1 irq1 sirq1 st1 _ < /proc/stat
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total_a=$((u1+n1+s1+i1+w1+irq1+sirq1+st1))
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idle_a=$((i1+w1))
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sleep 1
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read -r _ u2 n2 s2 i2 w2 irq2 sirq2 st2 _ < /proc/stat
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total_b=$((u2+n2+s2+i2+w2+irq2+sirq2+st2))
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idle_b=$((i2+w2))
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usage=$(awk -v ta="$total_a" -v tb="$total_b" -v ia="$idle_a" -v ib="$idle_b" 'BEGIN { dt=tb-ta; di=ib-ia; if (dt<=0) print "0.0"; else printf "%.1f", (dt-di)*100/dt }')
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echo "$usage"
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}
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per_core_overview() {
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awk '/^cpu[0-9]+ / {print $1}' /proc/stat 2>/dev/null | paste -sd ', ' - | sed 's/^/核心: /' || echo "核心: N/A"
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}
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mem_summary() {
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free -m 2>/dev/null | awk '
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/^Mem:/ {printf "内存: %d/%d MB (%.0f%%)\n", $3, $2, ($3*100/$2)}
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/^Swap:/ {if ($2==0) printf "Swap: 0/0 MB (未启用)\n"; else printf "Swap: %d/%d MB (%.0f%%)\n", $3, $2, ($3*100/$2)}
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'
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}
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disk_summary() {
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df -h / 2>/dev/null | awk 'NR==2 {printf "磁盘 /: %s/%s (%s), 可用 %s\n", $3, $2, $5, $4}'
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df -ih / 2>/dev/null | awk 'NR==2 {printf "Inode /: %s/%s (%s), 可用 %s\n", $3, $2, $5, $4}'
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}
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hostname_line() {
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printf "主机: %s\n" "$(hostname 2>/dev/null || echo unknown)"
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}
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date_line() {
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printf "时间: %s\n" "$(date '+%F %T %Z' 2>/dev/null || echo unknown)"
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}
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top_cpu() {
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ps -eo pid,user,%cpu,%mem,comm --sort=-%cpu 2>/dev/null | head -n 11 | tail -n +2 | awk '{printf "- PID=%s USER=%s CPU=%s%% MEM=%s%% CMD=%s\n", $1,$2,$3,$4,$5}'
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}
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top_mem() {
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ps -eo pid,user,%cpu,%mem,comm --sort=-%mem 2>/dev/null | head -n 11 | tail -n +2 | awk '{printf "- PID=%s USER=%s CPU=%s%% MEM=%s%% CMD=%s\n", $1,$2,$3,$4,$5}'
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}
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temps_block() {
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local out=""
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if have sensors; then
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out=$(sensors 2>/dev/null | sed '/^$/d' | head -n 20 || true)
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fi
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if [[ -z "$out" ]]; then
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out=$(for z in /sys/class/thermal/thermal_zone*; do
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[[ -r "$z/temp" ]] || continue
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t=$(cat "$z/type" 2>/dev/null || echo "unknown")
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v=$(cat "$z/temp" 2>/dev/null || true)
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[[ -n "$v" ]] || continue
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awk -v type="$t" -v raw="$v" 'BEGIN { printf "- %s: %.1f°C\n", type, raw/1000 }'
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done 2>/dev/null | head -n 10)
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fi
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if [[ -n "$out" ]]; then
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printf "%s\n" "$out"
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else
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echo "- 未获取到温度/传感器数据"
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fi
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}
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fans_block() {
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local found=0
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for f in /sys/class/hwmon/hwmon*; do
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[[ -d "$f" ]] || continue
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local name
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name=$(cat "$f/name" 2>/dev/null || echo "hwmon")
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for i in "$f"/fan*_input; do
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[[ -r "$i" ]] || continue
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found=1
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printf -- "- %s %s=%s RPM\n" "$name" "$(basename "$i" .*)" "$(cat "$i" 2>/dev/null)"
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done
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done
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[[ $found -eq 1 ]] || echo "- 未获取到风扇转速数据"
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}
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risk_block() {
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local cpu mem load suspicious="无明显异常"
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cpu=$(cpu_usage_percent)
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mem=$(free -m 2>/dev/null | awk '/^Mem:/ {printf "%.0f", ($3*100/$2)}' || echo 0)
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load=$(awk '{print $1}' /proc/loadavg 2>/dev/null || echo 0)
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if awk -v v="$cpu" 'BEGIN{exit !(v>=85)}'; then suspicious="CPU 占用偏高，需关注高占用进程"; fi
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if awk -v v="$mem" 'BEGIN{exit !(v>=85)}'; then suspicious="内存占用偏高，需关注内存泄漏或异常进程"; fi
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echo "- 当前判断: $suspicious"
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echo "- 建议关注: 持续高 CPU / 高内存、陌生命令名、异常常驻进程、占用异常升高的解释不清进程"
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}
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build_report() {
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cat <<EOF
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🖥️ 服务器监控报告
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$(hostname_line)$(date_line)
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【系统概览】
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- Uptime: $(human_uptime)
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- CPU 总使用率: $(cpu_usage_percent)%
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- Load Average: $(load_avg)
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- $(per_core_overview)
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$(mem_summary)$(disk_summary)
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【CPU 占用 Top 10】
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$(top_cpu)
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【内存占用 Top 10】
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$(top_mem)
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【温度 / 传感器】
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$(temps_block)
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【风扇】
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$(fans_block)
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【巡检结论】
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$(risk_block)
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EOF
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}
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send_telegram() {
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local text="$1"
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[[ -n "$BOT_TOKEN" ]] || { echo "OPENCLAW_TELEGRAM_BOT_TOKEN 未设置" >&2; return 1; }
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curl -fsS -X POST "https://api.telegram.org/bot${BOT_TOKEN}/sendMessage" \
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-d "chat_id=${CHAT_ID}" \
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-d "message_thread_id=${TOPIC_ID}" \
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--data-urlencode "text=${text}" \
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-d "disable_web_page_preview=true"
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}
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main() {
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local report
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report=$(build_report)
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printf '%s\n' "$report" > /home/sinlee/.openclaw/workspace/tmp/server-health-latest.txt
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if ((${#report} > MAX_LEN)); then
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report="${report:0:MAX_LEN}\n...\n(内容过长，已截断；完整内容见本机 tmp/server-health-latest.txt)"
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fi
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send_telegram "$report"
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}
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main "$@"
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