159 lines
4.1 KiB
Bash
159 lines
4.1 KiB
Bash
#!/usr/bin/env bash
|
|
# Based on original E-Mail Icinga2 notification
|
|
|
|
PROG="$(basename $0)"
|
|
ICINGA2HOST="$(hostname)"
|
|
CURLBIN="curl"
|
|
MX_TXN="$(date "+%s")$((RANDOM % 9999))"
|
|
|
|
if [ -z "$(which $CURLBIN)" ]; then
|
|
echo "$CURLBIN not found in \$PATH. Consider installing it."
|
|
exit 1
|
|
fi
|
|
|
|
warn_ico="⚠"
|
|
error_ico="❌"
|
|
ok_ico="🆗"
|
|
question_ico="❓"
|
|
|
|
#Set the message icon based on service state
|
|
# For nagios, replace ICINGA_ with NAGIOS_ to get the environment variables from Nagios
|
|
## Function helpers
|
|
Usage() {
|
|
cat <<EOF
|
|
|
|
Required parameters:
|
|
-d LONGDATETIME (\$icinga.long_date_time\$)
|
|
-l HOSTNAME (\$host.name\$)
|
|
-n HOSTDISPLAYNAME (\$host.display_name\$)
|
|
-o HOSTOUTPUT (\$host.output\$)
|
|
-s HOSTSTATE (\$host.state\$)
|
|
-t NOTIFICATIONTYPE (\$notification.type\$)
|
|
-m MATRIXROOM (\$notification_matrix_room_id\$)
|
|
-x MATRIXSERVER (\$notification_matrix_server\$)
|
|
-y MATRIXTOKEN (\$notification_matrix_token\$)
|
|
|
|
Optional parameters:
|
|
-4 HOSTADDRESS (\$address\$)
|
|
-6 HOSTADDRESS6 (\$address6\$)
|
|
-b NOTIFICATIONAUTHORNAME (\$notification.author\$)
|
|
-c NOTIFICATIONCOMMENT (\$notification.comment\$)
|
|
-i ICINGAWEB2URL (\$notification_icingaweb2url\$, Default: unset)
|
|
|
|
EOF
|
|
}
|
|
|
|
Help() {
|
|
Usage
|
|
exit 1
|
|
}
|
|
|
|
Error() {
|
|
if [ "$1" ]; then
|
|
echo $1
|
|
fi
|
|
Usage
|
|
exit 1
|
|
}
|
|
|
|
## Main
|
|
while getopts 4:6::b:c:d:hi:l:n:o:s:t:m:x:y: opt; do
|
|
case "$opt" in
|
|
4) HOSTADDRESS=$OPTARG ;;
|
|
6) HOSTADDRESS6=$OPTARG ;;
|
|
b) NOTIFICATIONAUTHORNAME=$OPTARG ;;
|
|
c) NOTIFICATIONCOMMENT=$OPTARG ;;
|
|
d) LONGDATETIME=$OPTARG ;; # required
|
|
h) Help ;;
|
|
i) ICINGAWEB2URL=$OPTARG ;;
|
|
l) HOSTNAME=$OPTARG ;; # required
|
|
n) HOSTDISPLAYNAME=$OPTARG ;; # required
|
|
o) HOSTOUTPUT=$OPTARG ;; # required
|
|
s) HOSTSTATE=$OPTARG ;; # required
|
|
t) NOTIFICATIONTYPE=$OPTARG ;; # required
|
|
m) MATRIXROOM=$OPTARG ;; # required
|
|
x) MATRIXSERVER=$OPTARG ;; # required
|
|
y) MATRIXTOKEN=$OPTARG ;; # required
|
|
\?)
|
|
echo "ERROR: Invalid option -$OPTARG" >&2
|
|
Error
|
|
;;
|
|
:)
|
|
echo "Missing option argument for -$OPTARG" >&2
|
|
Error
|
|
;;
|
|
*)
|
|
echo "Unimplemented option: -$OPTARG" >&2
|
|
Error
|
|
;;
|
|
esac
|
|
done
|
|
|
|
shift $((OPTIND - 1))
|
|
|
|
## Check required parameters (TODO: better error message)
|
|
if [ ! "$LONGDATETIME" ] ||
|
|
[ ! "$HOSTNAME" ] || [ ! "$HOSTDISPLAYNAME" ] ||
|
|
[ ! "$HOSTOUTPUT" ] || [ ! "$HOSTSTATE" ] ||
|
|
[ ! "$NOTIFICATIONTYPE" ]; then
|
|
Error "Requirement parameters are missing."
|
|
fi
|
|
|
|
## Build the notification message
|
|
|
|
if [ "$HOSTSTATE" = "UP" ]; then
|
|
ICON=$ok_ico
|
|
elif [ "$HOSTSTATE" = "DOWN" ]; then
|
|
ICON=$error_ico
|
|
fi
|
|
if [ "$HOSTSTATE" = "UNKNOWN" ]; then
|
|
ICON=$question_ico
|
|
elif [ "$ICINGA_SERVICESTATE" = "OK" ]; then
|
|
ICON=$ok_ico
|
|
elif [ "$ICINGA_SERVICESTATE" = "WARNING" ]; then
|
|
ICON=$warn_ico
|
|
elif [ "$ICINGA_SERVICESTATE" = "CRITICAL" ]; then
|
|
ICON=$error_ico
|
|
fi
|
|
|
|
NOTIFICATION_MESSAGE=$(
|
|
cat <<EOF
|
|
$ICON <b>HOST:</b> $HOSTDISPLAYNAME is <b>$HOSTSTATE!</b> <br/>
|
|
<b>When:</b> $LONGDATETIME<br/>
|
|
<b>Info:</b> $HOSTOUTPUT<br/>
|
|
EOF
|
|
)
|
|
|
|
## Check whether IPv4 was specified.
|
|
if [ -n "$HOSTADDRESS" ]; then
|
|
NOTIFICATION_MESSAGE="$NOTIFICATION_MESSAGE <b>IPv4:</b> $HOSTADDRESS <br/>"
|
|
fi
|
|
|
|
## Check whether IPv6 was specified.
|
|
if [ -n "$HOSTADDRESS6" ]; then
|
|
NOTIFICATION_MESSAGE="$NOTIFICATION_MESSAGE <b>IPv6:</b> $HOSTADDRESS6 <br/>"
|
|
fi
|
|
|
|
## Check whether author and comment was specified.
|
|
if [ -n "$NOTIFICATIONCOMMENT" ]; then
|
|
NOTIFICATION_MESSAGE="$NOTIFICATION_MESSAGE Comment by <b>$NOTIFICATIONAUTHORNAME:</b> $NOTIFICATIONCOMMENT <br/>"
|
|
fi
|
|
|
|
## Check whether Icinga Web 2 URL was specified.
|
|
if [ -n "$ICINGAWEB2URL" ]; then
|
|
NOTIFICATION_MESSAGE="$NOTIFICATION_MESSAGE $ICINGAWEB2URL/monitoring/host/show?host=$HOSTNAME <br/>"
|
|
fi
|
|
|
|
while read line; do
|
|
message="${message}\n${line}"
|
|
done <<<$NOTIFICATION_MESSAGE
|
|
|
|
BODY="${message}"
|
|
|
|
/usr/bin/printf "%b" "$NOTIFICATION_MESSAGE" | $CURLBIN -k -X PUT --header 'Content-Type: application/json' --header 'Accept: application/json' -d "{
|
|
\"msgtype\": \"m.text\",
|
|
\"body\": \"$BODY\",
|
|
\"formatted_body\": \"$BODY\",
|
|
\"format\": \"org.matrix.custom.html\"
|
|
}" "$MATRIXSERVER/_matrix/client/r0/rooms/$MATRIXROOM/send/m.room.message/$MX_TXN?access_token=$MATRIXTOKEN"
|