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#!/usr/bin/bash if [ $# -eq 0 ]; then echo $"Usage: `basename $0` filename" 1>&2 exit 1 fi PEM=$1 REQ=`/bin/mktemp /tmp/openssl.XXXXXX` KEY=`/bin/mktemp /tmp/openssl.XXXXXX` CRT=`/bin/mktemp /tmp/openssl.XXXXXX` NEW=${PEM}_ trap "rm -f $REQ $KEY $CRT $NEW" SIGINT if [ ! -f $PEM ]; then echo "$PEM: file not found" 1>&2 exit 1 fi umask 077 OWNER=`ls -l $PEM | awk '{ printf "%s.%s", $3, $4; }'` openssl rsa -inform pem -in $PEM -out $KEY openssl x509 -x509toreq -in $PEM -signkey $KEY -out $REQ openssl x509 -req -in $REQ -signkey $KEY -days 365 \ -extfile /etc/pki/tls/openssl.cnf -extensions v3_ca -out $CRT (cat $KEY ; echo "" ; cat $CRT) > $NEW chown $OWNER $NEW mv -f $NEW $PEM rm -f $REQ $KEY $CRT exit 0