How to send mail with attachment in UNIX

The script show how to send mail with attachment in UNIX.

The attchment is an ascii file.(Binary file should have another tool to convert it) .

#!/bin/ksh

#mail infomation
filename=test.csv
subject="test email with attachment"
body="This is a test mail."
MAILFROM=rollingpig@163.com
MAILTO=serol_luo@gmail.com

#boundary is random string to seperate parts of mail
boundary=396d983d6b89a  
#temporay file,to store mail content
tmpfile=/tmp/a.tmp

cat > $tmpfile <<EOF
Return-Path: <$MAILFROM>
From:<$MAILFROM>
To:<$MAILTO>
Content-type: multipart/mixed; boundary="$boundary"
Subject: $subject

--396d983d6b89a
Content-type: text/plain; charset=iso-8859-1
Content-transfer-encoding: 8bit

$body

--$boundary
Content-disposition: inline; filename=$filename

EOF

cat $filename  >>$tmpfile
echo --$boundary-- >> $tmpfile
mail $MAILTO <  $tmpfile

原文转自：http://www.ltesting.net