Mailscript with netcat: Unterschied zwischen den Versionen

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<pre>
 
<pre>
 
#!/bin/bash
 
#!/bin/bash
−
# script to send test mail with netcat.
+
test "$#" -eq 5 || { echo "$0 SERVER PORT FROM TO SUBJECT" ; exit ; }
−
# expects the following arguments:
+
SAVE=$IFS
−
# 1. recepient mail server
+
FROM=$3
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# 2. port (typically 25 or 465)
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TO=$4
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# 3. mail from (e.g. from@example.com)
+
SERVER=$1
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# 4. mail to (e.g. to@example.com)
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PORT=$2
−
   
+
SUBJECT=$5
−
# for mail_input function
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IFS=" "
−
from=$3
+
DATA=$(cat)
−
to=$4
+
function mail()
−
+
{
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# error handling
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cat<<HERE
−
function err_exit { echo -e 1>&2; exit 1; }
+
ehlo $(hostname -f)
−
+
MAIL FROM: <$FROM>
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# check if proper arguments are supplied
+
RCPT TO: <$TO>
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if [ $# -ne 4 ]; then
+
DATA
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  echo -e "\n Usage error!"
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From: <$FROM>
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  echo " This script requires four arguments:"
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To: <$TO>
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  echo " 1. recepient mail server"
+
Subject: $SUBJECT
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  echo " 2. port (typically 25 or 465)"
+
 
−
  echo " 3. mail from (e.g. from@example.com)"
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$DATA
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  echo " 4. mail to (e.g. to@example.com)"
+
.
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  exit 1
+
quit
−
fi
+
HERE
−
 
−
# create message
 
−
function mail_input {
 
−
  echo "ehlo $(hostname -f)"
 
−
  echo "MAIL FROM: <$from>"
 
−
  echo "RCPT TO: <$to>"
 
−
  echo "DATA"
 
−
  echo "From: <$from>"
 
−
  echo "To: <$to>"
 
−
  echo "Subject: Testing one two three"
 
−
  echo "This is only a test. Please do not panic. If this works, then all is well, else all is not well."
 
−
  echo "In closing, Lorem ipsum dolor sit amet, consectetur adipiscing elit."
 
−
  echo "."
 
−
  echo "quit"
 
 
}
 
}
−
+
mail | nc $SERVER $PORT
−
# test
+
IFS=$SAVE
−
#mail_input
 
−
 
−
# send
 
−
mail_input | nc $1 $2 || err_exit
 
 
</pre>
 
</pre>

Aktuelle Version vom 12. September 2014, 09:54 Uhr

#!/bin/bash
test "$#" -eq 5 || { echo "$0 SERVER PORT FROM TO SUBJECT" ;  exit ; }
SAVE=$IFS
FROM=$3
TO=$4
SERVER=$1
PORT=$2
SUBJECT=$5
IFS=" "
DATA=$(cat)
function mail()
{
cat<<HERE
ehlo $(hostname -f)
MAIL FROM: <$FROM>
RCPT TO: <$TO>
DATA
From: <$FROM>
To: <$TO>
Subject: $SUBJECT

$DATA
.
quit
HERE
}
mail | nc $SERVER $PORT
IFS=$SAVE
Abgerufen von „https://wiki.ixheim.de/index.php?title=Mailscript_with_netcat&oldid=5159“