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020c337 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | #!/bin/bash
# 检测包管理器是否为yum或apt
if command -v yum >/dev/null 2>&1; then
PACKAGE_MANAGER="yum"
CRON_PACKAGE="cronie"
elif command -v apt-get >/dev/null 2>&1; then
PACKAGE_MANAGER="apt"
CRON_PACKAGE="cron"
else
echo "不支持的包管理器。"
exit 1
fi
# 检查是否已安装cron
if command -v crontab >/dev/null 2>&1; then
echo "已安装Cron，正在卸载..."
if [ "$PACKAGE_MANAGER" == "yum" ]; then
yum remove -y "$CRON_PACKAGE"
elif [ "$PACKAGE_MANAGER" == "apt" ]; then
apt-get remove -y "$CRON_PACKAGE"
fi
else
echo "Cron未安装。"
fi
# 安装cron
echo "正在安装Cron..."
if [ "$PACKAGE_MANAGER" == "yum" ]; then
yum install -y "$CRON_PACKAGE"
elif [ "$PACKAGE_MANAGER" == "apt" ]; then
apt-get update && apt-get install -y "$CRON_PACKAGE"
fi
echo "Cron安装完毕。"
# 启动cron服务
echo "正在启动Cron服务..."
if [ "$PACKAGE_MANAGER" == "yum" ]; then
systemctl start crond.service
systemctl enable crond.service
elif [ "$PACKAGE_MANAGER" == "apt" ]; then
systemctl start cron
systemctl enable cron
fi
echo "Cron服务启动完毕。"
echo "successful"
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