09 批量主机执行命令

#!/bin/bash
export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin

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}' $HOST_INFO)
    echo "---------------------------------${IP}--------------------------------------"
    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}
       }
    "
done

# HOST_INFO:
# <IP> <USER> <PORT> <PASS>