bundles/postfix: add monitoring
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156
bundles/postfix/files/check_postfix_queue
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156
bundles/postfix/files/check_postfix_queue
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#!/bin/bash
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# created by McArt <hello@mcart.ru> http://www.mcart.ru/
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# Uncomment to enable debugging
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# set -x
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PROGNAME=`basename $0`
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VERSION="Version 2.0"
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AUTHOR="McArt (http://www.mcart.ru)"
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STATE_OK=0
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STATE_WARNING=1
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STATE_CRITICAL=2
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STATE_UNKNOWN=3
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warning=unknown
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critical=unknown
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print_version() {
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echo "$PROGNAME $VERSION $AUTHOR"
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}
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print_help() {
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print_version $PROGNAME $VERSION
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echo ""
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echo "$PROGNAME - Checks postfix mailqueue statistic"
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echo ""
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echo "$PROGNAME is a Nagios plugin which generates statistics"
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echo "for the postfix mailqueue and checks for corrupt messages."
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echo "The following values will be checked:"
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echo "active: Mails being delivered (should be small)"
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echo "deferred: Stuck mails (that will be retried later)"
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echo "corrupt: Messages found to not be in correct format (should be 0)"
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echo "hold: Recent addition, messages put on hold indefinitly - delete of free"
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echo ""
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echo "Usage: $PROGNAME -w WARN-Level -c CRIT-Level -d DEF-WARN-Level"
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echo ""
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echo "Options:"
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echo " -w)"
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echo " Warning level for active mails"
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echo " -c)"
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echo " Critical level for active mail"
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echo " -d)"
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echo " Warning level for deferred mails"
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echo " -h)"
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echo " This help"
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echo " -v)"
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echo " Version"
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exit $STATE_OK
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}
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# Check for parameters
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while test -n "$1"; do
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case "$1" in
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-h)
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print_help
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exit $STATE_OK;;
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-v)
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print_version
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exit $STATE_OK;;
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-w)
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warning=$2
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shift
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;;
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-c)
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critical=$2
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shift
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;;
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-d)
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warning_deferred=$2
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shift
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;;
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*)
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echo "Usage: $0 -w <Warning level for active mails> -c <Critical level for active mail>"
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;;
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esac
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shift
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done
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if [ $warning == "unknown" ] || [ $critical == "unknown" ]; then
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echo "You need to specify warning and critical for active mails"
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echo "Usage: $0 -w <warn> -c <crit>"
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exit $STATE_UNKNOWN
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fi
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# make sure CRIT is larger than WARN
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if [ $warning -ge $critical ];then
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echo "UNKNOWN: WARN value may not be greater than or equal the CRIT value"
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exit $OK
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fi
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check_postfix_mailqueue() {
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# Can be set via environment, but default is fetched by postconf (if available,
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# else /var/spool/postfix)
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if which postconf > /dev/null ; then
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SPOOLDIR=${spooldir:-`postconf -h queue_directory`}
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else
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SPOOLDIR=${spooldir:-/var/spool/postfix}
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fi
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cd $SPOOLDIR >/dev/null 2>/dev/null || {
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echo -n "Cannot cd to $SPOOLDIR"
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exit $STATE_CRITICAL
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}
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for d in deferred active corrupt hold
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do
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if [ ! -r $d ]
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then
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echo -n "queue dir '$d' is not readable"
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exit $STATE_CRITICAL
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fi
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done
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# Get values
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deferred=`(test -d deferred && find deferred -type f ) | wc -l`
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active=`(test -d active && find active -type f ) | wc -l`
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corrupt=`(test -d corrupt && find corrupt -type f ) | wc -l`
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hold=`( test -d hold && find hold -type f ) | wc -l`
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}
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check_postfix_mailqueue
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values="Deferred mails=$deferred Active deliveries=$active Corrupt mails=$corrupt Mails on hold=$hold"
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perfdata="deferred=$deferred;; active=$active;; corrupt=$corrupt;; hold=$hold;;"
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if [ $corrupt -gt 0 ]; then
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echo -n "WARNING - $corrupt corrupt messages found! | $perfdata"
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exit $STATE_WARNING
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fi
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if [ $hold -gt 0 ]; then
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echo -n "WARNING - $hold hold messages found! | $perfdata"
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exit $STATE_WARNING
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fi
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if [ $deferred -gt $warning_deferred ]; then
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echo -n "WARNING - $deferred deferred messages found! | $perfdata"
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exit $STATE_WARNING
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fi
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if [ $active -gt $critical ]; then
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MES_TO_EXIT="CRITICAL - $values | $perfdata"
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STATE_TO_EXIT=$STATE_CRITICAL
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elif [ $active -gt $warning ]; then
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MES_TO_EXIT="WARNING - $values | $perfdata"
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STATE_TO_EXIT=$STATE_WARNING
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else
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MES_TO_EXIT="OK - $values | $perfdata"
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STATE_TO_EXIT=$STATE_OK
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fi
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echo -n $MES_TO_EXIT
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echo -e "\n"
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exit $STATE_TO_EXIT
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@ -26,6 +26,9 @@ files = {
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'svc_systemd:postfix:restart',
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},
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},
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'/usr/local/share/icinga/plugins/check_postfix_queue': {
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'mode': '0755',
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},
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}
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actions = {
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@ -4,8 +4,60 @@ defaults = {
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'postfix': {},
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},
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},
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'icinga2_api': {
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'postfix': {
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'services': {
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'POSTFIX PROCESS': {
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'command_on_monitored_host': '/usr/local/share/icinga/plugins/check_systemd_unit postfix@-',
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},
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'POSTFIX QUEUE': {
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'command_on_monitored_host': 'sudo /usr/local/share/icinga/plugins/check_postfix_queue -w 20 -c 40 -d 50',
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},
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},
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},
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},
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}
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if node.has_bundle('postfixadmin'):
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defaults['icinga2_api']['postfix']['services'].update({
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'SPAM BLOCKLIST': {
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'check_command': 'spam_blocklist',
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# vars.ip will be filled using a metadata reactor
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},
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'SMTP CONNECT': {
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'check_command': 'check_smtp',
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},
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'SMTP SUBMISSION CONNECT': {
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'check_command': 'check_smtp',
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'vars.port': '587',
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},
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})
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else:
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defaults['icinga2_api']['postfix']['services'].update({
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'SMTP CONNECT': {
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'command_on_monitored_host': '/usr/lib/nagios/plugins/check_smtp -H localhost',
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},
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})
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@metadata_reactor
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def fill_icinga_spam_blocklist_check_with_hostname(metadata):
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if not node.has_bundle('postfixadmin'):
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raise DoNotRunAgain
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return {
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'icinga2_api': {
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'postfix': {
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'services': {
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'SPAM BLOCKLIST': {
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'vars.ip': metadata.get('postfix/myhostname', metadata.get('hostname', node.hostname)),
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},
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},
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},
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},
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}
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@metadata_reactor
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def letsencrypt(metadata):
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if not node.has_bundle('letsencrypt'):
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