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Initial version

This commit is contained in:
Lars Kruse 2011-05-09 02:16:37 +02:00 committed by Steve Schnepp
parent 0eaefd6bb8
commit 720ad14fd2

48
plugins/other/mail_connections Executable file
View File

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#!/bin/sh
#
# Plugin to count the open connections for smtp, pop3 and imap
#
# Magic markers - optional - used by installation scripts and
# munin-config:
#
#%# family=auto
#%# capabilities=autoconf
PORTS="25 smtp SMTP
110 pop3 POP3
143 imap IMAP
465 ssmtp SMTP-SSL
587 submission SMTP (submission)
993 imaps IMAP-SSL
995 pop3s POP3-SSL"
if [ "$1" = "autoconf" ]; then
ports=$(echo "$PORTS" | cut -f 1 -d " ")
for port in $ports; do
netstat -ln | grep -q ":$port " && echo "yes" && exit 0
done
# no open connections for typical mail ports found
echo "no (no listeners for smtp/pop3/imap ports found)"
exit 0
fi
if [ "$1" = "config" ]; then
cat <<EOT
graph_title Open mail server connections
graph_args --base 1000 -l 0
graph_vlabel connections per second
graph_category Mail
EOT
echo "$PORTS" | while read port field label; do
echo "${field}.label $label"
echo "${field}.type DERIVE"
echo "${field}.min 0"
done
exit 0
fi
echo "$PORTS" | while read port field label; do
echo -n "${field}.value "
netstat -n | grep ":$port " | wc -l
done