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Icinga2 Mail Notification Scripts (for Director)
#!/bin/sh
# Mail Notification Script for Icinga2 Hosts
# Uses swaks for mail delivery: http://www.jetmore.org/john/code/swaks/
# Date: 2017-01-19
# Author: Christoph Wiechert <[email protected]>
VERSION=1.0.0
usage() {
echo "Mail Notifications for Icinga2 Host Alerts"
echo
echo 'Arguments:'
echo ' --address Host Address ($address$)'
echo ' --type Notification Type ($notification.type$)'
echo ' --author Notification Author ($notification.author$)'
echo ' --comment Comment ($notification.comment$)'
echo ' --since Timestamp ($host.last_state_change$)'
echo ' --from Mail From =icinga2@hostname'
echo ' --host Host Hostname ($host.name$)'
echo ' --msg Message ($host.output$)'
echo ' --to Mail Recipient ($user.email$)'
echo ' --state Host State ($host.state$)'
echo ' --icingaweb URL of Icingaweb2 =http://$hostname'
echo ' --smtp-server SMTP-Server =localhost'
echo ' --smtp-auth SMTP-Authtype =PLAIN'
echo ' PLAIN,LOGIN,CRAM-MD5,CRAM-SHA1,DIGEST-MD5'
echo ' --smtp-user Username for SMTP-Auth'
echo ' --smtp-pass Passowrd for SMTP-Auth'
echo ' --smtp-sec SMTP Security: none,SSL,TLS =none'
echo ' --smtp-port SMTP Port'
echo
echo 'Legend =default; ($val$) possible Icinga2 variable'
echo "Version $VERSION"
echo "Author Christoph Wiechert <[email protected]>"
}
function err() {
>&2 echo $1
exit 1
}
which swaks &>/dev/null || err "ERROR: swaks not found in $PATH"
[ $# -le 0 ] && usage && exit 1
# defaults
FROM=${FROM:-icinga2@`hostname`}
SMTP_SERVER=${SMTP_SERVER:-localhost}
SMTP_SEC=${SMTP_SEC:-none}
ICINGAWEB=${ICINGAWEB:-http://`hostname`}
# parse arguments
while [[ $# -ge 1 ]] ; do
arg="$1"
echo $arg: $2
case $arg in
--address) ADDRESS="$2"; shift ;;
--author) AUTHOR="$2"; shift ;;
--comment) COMMENT="$2"; shift ;;
--since) SINCE="$2"; shift ;;
--from) FROM="$2"; shift ;;
--host) HOST="$2"; shift ;;
--msg) MSG="$2"; shift ;;
--to) TO="$2"; shift ;;
--type) TYPE="$2"; shift ;;
--state) STATE="$2"; shift ;;
--icingaweb) ICINGAWEB="$2"; shift ;;
--smtp-server) SMTP_SERVER="$2"; shift ;;
--smtp-auth) SMTP_AUTH="$2"; shift ;;
--smtp-user) SMTP_USER="$2"; shift ;;
--smtp-pass) SMTP_PASS="$2"; shift ;;
--smtp-port) SMTP_PORT="$2"; shift ;;
--smtp-sec) SMTP_SEC="$2"; shift ;;
-v|--version) echo $VERSION; exit 0 ;;
-h|--help) usage ; exit 0 ;;
*) err "ERROR: Invalid argument $arg" ;;
esac
shift
done
urlencode() {
old_lc_collate=$LC_COLLATE
LC_COLLATE=C
local length="${#1}"
for (( i = 0; i < length; i++ )); do
local c="${1:i:1}"
case $c in
[a-zA-Z0-9.~_-]) printf "$c" ;;
*) printf '%%%02X' "'$c" ;;
esac
done
LC_COLLATE=$old_lc_collate
}
[ -n "$COMMENT" ] && COMMENT="\nComment by $AUTHOR: $COMMENT\n"
[ -n "$AUTHOR" ] && FROM="$AUTHOR <$FROM>"
[ -n "$SINCE" ] && SINCE=$(date --date=@$SINCE)
BODY=`cat <<EOF
$HOST is $STATE!
Since: $SINCE
Host: $ADDRESS
$MSG
$COMMENT
$ICINGAWEB/monitoring/Host/show?host/show?host=$(urlencode $HOST)
EOF
`
MAIL_ARGS=""
[ -n "$SMTP_PORT" ] && MAIL_ARGS="$MAIL_ARGS --port $SMTP_PORT"
[ -n "$SMTP_AUTH" ] && MAIL_ARGS="$MAIL_ARGS --auth $SMTP_AUTH"
[ -n "$SMTP_USER" ] && MAIL_ARGS="$MAIL_ARGS --auth-user $SMTP_USER"
[ -n "$SMTP_PASS" ] && MAIL_ARGS="$MAIL_ARGS --auth-password $SMTP_PASS"
[ -n "$SMTP_USER" ] && [ -z "$SMTP_AUTH" ] && SMTP_AUTH=PLAIN
[ "$SMTP_SEC" = "TLS" ] && MAIL_ARGS="$MAIL_ARGS -tls"
[ "$SMTP_SEC" = "SSL" ] && MAIL_ARGS="$MAIL_ARGS --protocol SSMTP"
MID=$($RANDOM$RANDOM$RANDOM | md5sum)
MID=${MID:0:16}
/usr/bin/printf "%b" "$BODY" \
| swaks \
--h-Subject "$TYPE: $HOST is $STATE" \
--add-header "Message-Id: <${MID}$(echo $FROM | grep -oE '@[^>]+')>" \
--add-header "Content-Type: text/plain; charset=\"UTF-8\"" \
--add-header "Mime-Version: 1.0" \
--body - \
--to "$TO" \
--from "$FROM" \
--server $SMTP_SERVER \
$MAIL_ARGS
#!/bin/sh
# Mail Notification Script for Icinga2 Services
# Uses swaks for mail delivery: http://www.jetmore.org/john/code/swaks/
# Date: 2017-01-19
# Author: Christoph Wiechert <[email protected]>
VERSION=1.0.0
usage() {
echo "Mail Notifications for Icinga2 Service Alerts"
echo
echo 'Arguments:'
echo ' --address Service Hostaddr. ($address$)'
echo ' --type Notification Type ($notification.type$)'
echo ' --author Notification Author ($notification.author$)'
echo ' --comment Comment ($notification.comment$)'
echo ' --since Timestamp ($service.last_state_change$)'
echo ' --service Service Name ($service.name$)'
echo ' --from Mail From =icinga2@hostname'
echo ' --host Service Hostname ($host.name$)'
echo ' --msg Message ($service.output$)'
echo ' --to Mail Recipient ($user.email$)'
echo ' --state Service State ($service.state$)'
echo ' --icingaweb URL of Icingaweb2 =http://$hostname'
echo ' --smtp-server SMTP-Server =localhost'
echo ' --smtp-auth SMTP-Authtype =PLAIN'
echo ' PLAIN,LOGIN,CRAM-MD5,CRAM-SHA1,DIGEST-MD5'
echo ' --smtp-user Username for SMTP-Auth'
echo ' --smtp-pass Passowrd for SMTP-Auth'
echo ' --smtp-sec SMTP Security: none,SSL,TLS =none'
echo ' --smtp-port SMTP Port'
echo
echo 'Legend =default; ($val$) possible Icinga2 variable'
echo "Version $VERSION"
echo "Author Christoph Wiechert <[email protected]>"
}
function err() {
>&2 echo $1
exit 1
}
which swaks &>/dev/null || err "ERROR: swaks not found in $PATH"
[ $# -le 0 ] && usage && exit 1
# defaults
FROM=${FROM:-icinga2@`hostname`}
SMTP_SERVER=${SMTP_SERVER:-localhost}
SMTP_SEC=${SMTP_SEC:-none}
ICINGAWEB=${ICINGAWEB:-http://`hostname`}
# parse arguments
while [[ $# -ge 1 ]] ; do
arg="$1"
echo $arg: $2
case $arg in
--address) ADDRESS="$2"; shift ;;
--author) AUTHOR="$2"; shift ;;
--comment) COMMENT="$2"; shift ;;
--since) SINCE="$2"; shift ;;
--service) SERVICE="$2"; shift ;;
--from) FROM="$2"; shift ;;
--host) HOST="$2"; shift ;;
--msg) MSG="$2"; shift ;;
--to) TO="$2"; shift ;;
--type) TYPE="$2"; shift ;;
--state) STATE="$2"; shift ;;
--icingaweb) ICINGAWEB="$2"; shift ;;
--smtp-server) SMTP_SERVER="$2"; shift ;;
--smtp-auth) SMTP_AUTH="$2"; shift ;;
--smtp-user) SMTP_USER="$2"; shift ;;
--smtp-pass) SMTP_PASS="$2"; shift ;;
--smtp-port) SMTP_PORT="$2"; shift ;;
--smtp-sec) SMTP_SEC="$2"; shift ;;
-v|--version) echo $VERSION; exit 0 ;;
-h|--help) usage ; exit 0 ;;
*) err "ERROR: Invalid argument $arg" ;;
esac
shift
done
urlencode() {
old_lc_collate=$LC_COLLATE
LC_COLLATE=C
local length="${#1}"
for (( i = 0; i < length; i++ )); do
local c="${1:i:1}"
case $c in
[a-zA-Z0-9.~_-]) printf "$c" ;;
*) printf '%%%02X' "'$c" ;;
esac
done
LC_COLLATE=$old_lc_collate
}
[ -n "$COMMENT" ] && COMMENT="\nComment by $AUTHOR: $COMMENT\n"
[ -n "$AUTHOR" ] && FROM="$AUTHOR <$FROM>"
[ -n "$SINCE" ] && SINCE=$(date --date=@$SINCE)
BODY=`cat <<EOF
$SERVICE on $HOST is $STATE!
Since: $SINCE
Host: $ADDRESS
$MSG
$COMMENT
$ICINGAWEB/monitoring/service/show?host=$HOST&service=$(urlencode $SERVICE)
EOF
`
MAIL_ARGS=""
[ -n "$SMTP_PORT" ] && MAIL_ARGS="$MAIL_ARGS --port $SMTP_PORT"
[ -n "$SMTP_AUTH" ] && MAIL_ARGS="$MAIL_ARGS --auth $SMTP_AUTH"
[ -n "$SMTP_USER" ] && MAIL_ARGS="$MAIL_ARGS --auth-user $SMTP_USER"
[ -n "$SMTP_PASS" ] && MAIL_ARGS="$MAIL_ARGS --auth-password $SMTP_PASS"
[ -n "$SMTP_USER" ] && [ -z "$SMTP_AUTH" ] && SMTP_AUTH=PLAIN
[ "$SMTP_SEC" = "TLS" ] && MAIL_ARGS="$MAIL_ARGS -tls"
[ "$SMTP_SEC" = "SSL" ] && MAIL_ARGS="$MAIL_ARGS --protocol SSMTP"
MID=$($RANDOM$RANDOM$RANDOM | md5sum)
MID=${MID:0:16}
/usr/bin/printf "%b" "$BODY" \
| swaks \
--h-Subject "$TYPE: $SERVICE@$HOST is $STATE" \
--add-header "Message-Id: <${MID}$(echo $FROM | grep -oE '@[^>]+')>" \
--add-header "Content-Type: text/plain; charset=\"UTF-8\"" \
--add-header "Mime-Version: 1.0" \
--body - \
--to "$TO" \
--from "$FROM" \
--server $SMTP_SERVER \
$MAIL_ARGS
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