批量主机远程执行命令脚本

#!/bin/bash
COMMAND=$*
HOST_INFO=host.info
for IP in $(awk '/^[^#]/{print $1}' $HOST_INFO); do
    USER=$(awk -v ip=$IP 'ip==$1{print $2}' $HOST_INFO)
    PORT=$(awk -v ip=$IP 'ip==$1{print $3}' $HOST_INFO)
    PASS=$(awk -v ip=$IP 'ip==$1{print $4}' $HOST_INFO)
    expect -c "
        spawn ssh -p $PORT $USER@$IP
        expect {
            \\"(yes/no)\\" {send \\"yes\\r\\"; exp_continue}
            \\"password:\\" {send \\"$PASS\\r\\"; exp_continue}
            \\"$USER@*\\" {send \\"$COMMAND\\r exit\\r\\"; exp_continue}
        }
    "
    echo "-------------------"
done