59 lines
1.2 KiB
Bash
Executable File
59 lines
1.2 KiB
Bash
Executable File
#! /bin/sh
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#
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# Encrypt an incoming PGP for the subscribers of list so and so.
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#
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PDHOME=`csh -c "echo ~petidomo" | sed -e 's#/$##'`
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#
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# Please customize these things for your system.
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#
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PGP=/usr/local/bin/pgp
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PGPPATH=$PDHOME/.pgp
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PASSWORD="DecryptMe"
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#
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# Check command line syntax.
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#
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if [ ! $# = 1 ]; then
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echo >&2 "Error: Wrong number of arguments."
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exit 2
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else
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LISTNAME=$1
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fi
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#
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# Declare temporary files we'll need.
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#
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TMPFILE=/tmp/pgp-encrypt.$$
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HEADER=$TMPFILE.header
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BODY=$TMPFILE.body
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NEWBODY=$TMPFILE.newbody
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LOGFILE=$TMPFILE.log
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trap 'rm -f $TMPFILE $HEADER $BODY $NEWBODY $LOGFILE; exit' 0 2 3 5 10 13 15
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#
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# Setup the environment where we will pass PGP the password.
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#
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PGPPASSFD=0
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export PGPPATH PGPPASSFD
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#
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# Save a copy of the mail we receive on standard input.
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#
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umask 077
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tee $TMPFILE | sed -n -e '1,/^$/p' >$HEADER
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sed -n -e '/^$/,$p' <$TMPFILE | sed -e '1d' >$BODY
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#
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# Encrypt the article.
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#
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if (echo $PASSWORD;cat $BODY) | $PGP -ftesa -@ $PDHOME/lists/$LISTNAME/list >$NEWBODY 2>$LOGFILE; then
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/usr/bin/logger -p mail.info pgp-encrypt[$$]: Encrypted incoming mail successfully.
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cat $HEADER $NEWBODY
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return 0;
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else
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/usr/bin/logger -p mail.info pgp-encrypt[$$]: An error occured while encrypting the mail.
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return 2;
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fi
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