使用Shell（telnet）发送邮件 sendmail

使用Shell（telnet）发送邮件

 

脚本实现：通过qq邮箱发送，使用发送列表文件提供给脚本接收人，通过修改邮件内容文件可以改变发送邮件的正文，并且记录错误日志。

#! /bin/bash

 

usage(){

    cat <<-EOF

----------------------------------------------------------

这是一个自动发送邮件的脚本（smtp.qq.com）

发送列表/mymali/rcpt.list

邮件内容/mymali/mailfile

错误日志/mymali/fail.list

使用方法：sendmail 用户名 密码----------------------------------------------------------

EOF

    exit 1

}

 

sendmail(){

    (for i in  "HELO $SERVERIP" "AUTH LOGIN" "$MUSER" "$MPASS" "MAIL FROM:<$MAILFROM>"

    do

        sleep 2

        echo $i

 

    done

    while read rcpt

    do

        echo "RCPT TO:<$rcpt>"

        RCPT="<$rcpt>;$RCPT"

        sleep 1

    done <$RCPTFILE

    echo "DATA"

    sleep 1

    cat <<- SUB

Subject:test mail

Content-Type: text/plain;

    charset="UTF-8"

Content-Transfer-Encoding: base64

From:<$MAILFROM>

To:$RCPT

SUB

    #必须要换一行，不然发送的邮件没有内容?

    echo

    sleep 1

    base64 $MAILFILE

    sleep 1

    echo "."

    sleep 1

    echo "QUIT")|telnet  $SERVERIP $PORT

    echo $RCPT

}

 

if [ "$#" -ne "2" ];then

    usage

else

    MAILFROM=$1

    MUSER=$(echo  -n "$1" | base64)

    MPASS=$(echo  -n "$2" | base64)

fi

RCPTFILE="$HOME/mymail/rcpt.list"

SERVERIP="58.251.149.147"

PORT="25"

MAILFILE="$HOME/mymail/mailfile"

LOGFILE="$HOME/mymail/fail.list"

rm -rf $LOGFILE

exec 3>$LOGFILE

exec 2>&3

RCPTLIST=""

sendmail