59 lines
1.9 KiB
Bash
Executable File
59 lines
1.9 KiB
Bash
Executable File
#!/bin/bash
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# health_check.sh
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# 每5分钟 cron 执行，检查 freqtrade 是否存活
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# 连续3次异常则推送 Server酱 告警
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HEALTH_FILE="/tmp/freqtrade_health"
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MAX_FAILS=3
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SENDKEY="SCT361386TEDBtHzmIJ7wEoumDj5M1L8OZ"
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LOG_FILE="/home/ubuntu/freqtrade/user_data/logs/freqtrade.log"
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# 检查1: Docker 是否运行
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DOCKER_OK=$(docker ps --filter "name=freqtrade" --filter "status=running" -q | wc -l)
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# 检查2: 最近心跳（5分钟内）
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HEARTBEAT_OK=0
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if [ -f "$LOG_FILE" ]; then
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LAST_HB=$(tail -100 "$LOG_FILE" | grep "Bot heartbeat" | tail -1 | grep -oP "^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}")
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if [ -n "$LAST_HB" ]; then
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HB_TS=$(date -d "$LAST_HB" +%s 2>/dev/null)
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NOW_TS=$(date +%s)
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DIFF=$((NOW_TS - HB_TS))
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if [ "$DIFF" -lt 300 ]; then
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HEARTBEAT_OK=1
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fi
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fi
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fi
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# 累计失败次数
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if [ "$DOCKER_OK" -eq 0 ] || [ "$HEARTBEAT_OK" -eq 0 ]; then
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if [ -f "$HEALTH_FILE" ]; then
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FAILS=$(cat "$HEALTH_FILE")
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FAILS=$((FAILS + 1))
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else
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FAILS=1
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fi
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echo "$FAILS" > "$HEALTH_FILE"
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if [ "$FAILS" -ge "$MAX_FAILS" ]; then
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# 连续3次失败 → 推送告警
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TITLE="⚠️ Freqtrade 异常告警"
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DESP="## Freqtrade 异常告警\n\n"
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DESP+="**时间**: $(date +%Y-%m-%d\ %H:%M:%S)\n\n"
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DESP+="**Docker**: $([ "$DOCKER_OK" -eq 1 ] && echo "运行中" || echo "已停止")\n"
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DESP+="**心跳**: $([ "$HEARTBEAT_OK" -eq 1 ] && echo "正常" || echo "异常")\n"
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DESP+="**连续检查失败**: ${FAILS}次\n\n"
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DESP+="请 SSH 检查:\n"
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DESP+="\`\`\`\ndocker logs freqtrade --tail 30\n\`\`\`"
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curl -s -X POST "https://sctapi.ftqq.com/${SENDKEY}.send" \
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-d "title=${TITLE}" \
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-d "desp=${DESP}" > /dev/null 2>&1
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echo "告警已推送"
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rm -f "$HEALTH_FILE"
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fi
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else
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# 恢复正常 → 清除失败计数
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rm -f "$HEALTH_FILE"
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fi
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