#!/bin/bash
# daily_check.sh
# from:www.itpux.com.qq113257174.wx:itpux-com
# web: `http://www.fgedu.net.cn`

# 检查MongoDB进程
echo “检查MongoDB进程…”
ps -ef | grep mongod

# 检查MongoDB连接
echo “检查MongoDB连接…”
/mongodb/app/bin/mongosh –host 192.168.1.100 –port 27017 -u fgedu -p fgedu123 –authenticationDatabase admin –eval “db.adminCommand(‘ping’)”

# 检查数据库状态
echo “检查数据库状态…”
/mongodb/app/bin/mongosh –host 192.168.1.100 –port 27017 -u fgedu -p fgedu123 –authenticationDatabase admin –eval “db.serverStatus()”

# 检查复制状态
echo “检查复制状态…”
/mongodb/app/bin/mongosh –host 192.168.1.100 –port 27017 -u fgedu -p fgedu123 –authenticationDatabase admin –eval “rs.status()”

编写备份自动化脚本：

#!/bin/bash
# backup.sh
# from:www.itpux.com.qq113257174.wx:itpux-com
# web: `http://www.fgedu.net.cn`

# 定义变量
BACKUP_DIR=”/mongodb/backup/$(date +%Y%m%d)”
MONGODUMP=”/mongodb/app/bin/mongodump”
HOST=”192.168.1.100″
PORT=”27017″
USER=”fgedu”
PASSWORD=”fgedu123″
AUTH_DB=”admin”

# 创建备份目录
mkdir -p $BACKUP_DIR

# 执行备份
echo “开始备份…”
$MONGODUMP –host $HOST –port $PORT –username $USER –password $PASSWORD –authenticationDatabase $AUTH_DB –out $BACKUP_DIR

# 检查备份结果
if [ $? -eq 0 ]; then
echo “备份成功！”
# 清理7天前的备份
find /mongodb/backup -type d -mtime +7 -exec rm -rf {} \;
else
echo “备份失败！”
# 发送告警
echo “MongoDB备份失败” | mail -s “MongoDB备份告警” admin@fgedu.net.cn
fi