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exchange-monitor-go/start.sh
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#!/usr/bin/env bash
# exchange-monitor 启动脚本
# 自动检测端口占用并清理旧进程
set -e
cd "$(dirname "$0")"
PORT=8888
BIN="./exchange-monitor"
LOG="exchange-monitor.log"
# 检查端口占用,释放旧进程
PID=$(ss -tlnp 2>/dev/null | grep ":$PORT " | sed -n 's/.*pid=\([0-9]*\).*/\1/p')
if [ -n "$PID" ]; then
echo "[start] Port $PORT 被 PID=$PID 占用,尝试优雅停止..."
kill "$PID" 2>/dev/null || true
sleep 1
# 强制清理
if kill -0 "$PID" 2>/dev/null; then
echo "[start] 强制终止 PID=$PID..."
kill -9 "$PID" 2>/dev/null || true
sleep 1
fi
fi
# 确认端口空闲
if ss -tlnp 2>/dev/null | grep -q ":$PORT "; then
echo "[start] ERROR: 端口 $PORT 仍被占用,放弃启动"
exit 1
fi
# 编译(如果源码或嵌入文件有变更)
if [ ! -x "$BIN" ] || [ -n "$(find . -name '*.go' -newer "$BIN" 2>/dev/null | head -1)" ] || [ -n "$(find web/static -newer "$BIN" 2>/dev/null | head -1)" ]; then
echo "[start] 编译新二进制..."
go build -o "$BIN" . 2>&1
fi
# 启动
echo "[start] 启动 exchange-monitor (端口 $PORT)..."
nohup "$BIN" >> "$LOG" 2>&1 &
PID=$!
echo "[start] PID=$PID"
# 等待就绪
for i in $(seq 1 10); do
if ss -tlnp 2>/dev/null | grep -q ":$PORT "; then
echo "[start] 就绪 (${i}s)"
echo "[start] http://localhost:$PORT"
exit 0
fi
sleep 1
done
echo "[start] 启动超时(10s),请检查日志: tail -f $LOG"
exit 1