Forked from kennethkalmer/grep-postfix-message-ids-osx.sh
Created
August 2, 2018 19:01
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Grep for a pattern through a Postfix mail log, collect the message ids into a temporary file and then grep for all occurrences of the ID's in the maillog.
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#!/bin/sh | |
# OSX friendly version by jeff donovan | |
# | |
# Grep for a pattern through a Postfix mail log, collect the message ids into a temporary | |
# file and then grep for all occurrences of the ID's in the maillog. | |
# This is a very intensive operation since it requires 1+N greps through the entire log file, | |
# where N is the number of unique ID's returned from the first grep. | |
# | |
# Usage sample: | |
# ./grep-postfix-message-ids.sh @gmail.com | |
# ./grep-posftix-message-ids.sh "from=<kenneth.kalmer" | |
# | |
if [ -z $1 ]; then | |
echo "Usage: `basename $0` pattern [/var/log/mail.log]" | |
echo | |
exit 1 | |
fi | |
PATTERN=$1 | |
if [ -z $2 ]; then | |
MAILLOG=/var/log/mail.log | |
else | |
MAILLOG=$2 | |
fi | |
if [ ! -f $MAILLOG ]; then | |
echo "Maillog $MAILLOG doesn't exist" | |
echo | |
exit 1 | |
fi | |
touch /var/log/tempfile | |
TEMPFILE=/var/log/tempfile | |
egrep "$PATTERN" $MAILLOG | awk '{print $6}' | tr -d : | uniq > $TEMPFILE | |
for message_id in `cat $TEMPFILE` | |
do | |
grep $message_id $MAILLOG | |
done | |
rm -f $TEMPFILE |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/bin/sh | |
# Grep for a pattern through a Postfix mail log, collect the message ids into a temporary | |
# file and then grep for all occurrences of the ID's in the maillog. | |
# This is a very intensive operation since it requires 1+N greps through the entire log file, | |
# where N is the number of unique ID's returned from the first grep. | |
# | |
# Usage sample: | |
# ./grep-postfix-message-ids.sh @gmail.com | |
# ./grep-posftix-message-ids.sh "from=<kenneth.kalmer" | |
# | |
if [ -z $1 ]; then | |
echo "Usage: `basename $0` pattern [/var/log/maillog]" | |
echo | |
exit 1 | |
fi | |
PATTERN=$1 | |
if [ -z $2 ]; then | |
MAILLOG=/var/log/maillog | |
else | |
MAILLOG=$2 | |
fi | |
if [ ! -f $MAILLOG ]; then | |
echo "Maillog $MAILLOG doesn't exist" | |
echo | |
exit 1 | |
fi | |
TEMPFILE=`tempfile` | |
egrep "$PATTERN" $MAILLOG | gawk '{print $6}' | tr -d : | uniq > $TEMPFILE | |
for message_id in `cat $TEMPFILE` | |
do | |
grep $message_id $MAILLOG | |
done | |
rm -f $TEMPFILE 2>/dev/null |
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