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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 11:32:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 11:32:39 +0000 |
commit | 56ae875861ab260b80a030f50c4aff9f9dc8fff0 (patch) | |
tree | 531412110fc901a5918c7f7442202804a83cada9 /etc/icinga2/scripts/mail-host-notification.sh | |
parent | Initial commit. (diff) | |
download | icinga2-56ae875861ab260b80a030f50c4aff9f9dc8fff0.tar.xz icinga2-56ae875861ab260b80a030f50c4aff9f9dc8fff0.zip |
Adding upstream version 2.14.2.upstream/2.14.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'etc/icinga2/scripts/mail-host-notification.sh')
-rwxr-xr-x | etc/icinga2/scripts/mail-host-notification.sh | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/etc/icinga2/scripts/mail-host-notification.sh b/etc/icinga2/scripts/mail-host-notification.sh new file mode 100755 index 0000000..70d3b50 --- /dev/null +++ b/etc/icinga2/scripts/mail-host-notification.sh @@ -0,0 +1,177 @@ +#!/usr/bin/env bash +# Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ +# Except of function urlencode which is Copyright (C) by Brian White (brian@aljex.com) used under MIT license + +PROG="`basename $0`" +ICINGA2HOST="`hostname`" +MAILBIN="mail" + +if [ -z "`which $MAILBIN`" ] ; then + echo "$MAILBIN not found in \$PATH. Consider installing it." + exit 1 +fi + +## 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\$) + -r USEREMAIL (\$user.email\$) + -s HOSTSTATE (\$host.state\$) + -t NOTIFICATIONTYPE (\$notification.type\$) + +Optional parameters: + -4 HOSTADDRESS (\$address\$) + -6 HOSTADDRESS6 (\$address6\$) + -X HOSTNOTES (\$host.notes\$) + -b NOTIFICATIONAUTHORNAME (\$notification.author\$) + -c NOTIFICATIONCOMMENT (\$notification.comment\$) + -i ICINGAWEB2URL (\$notification_icingaweb2url\$, Default: unset) + -f MAILFROM (\$notification_mailfrom\$, requires GNU mailutils (Debian/Ubuntu) or mailx (RHEL/SUSE)) + -v (\$notification_sendtosyslog\$, Default: false) + +EOF +} + +Help() { + Usage; + exit 0; +} + +Error() { + if [ "$1" ]; then + echo $1 + fi + Usage; + exit 1; +} + +urlencode() { + local LANG=C i=0 c e s="$1" + + while [ $i -lt ${#1} ]; do + [ "$i" -eq 0 ] || s="${s#?}" + c=${s%"${s#?}"} + [ -z "${c#[[:alnum:].~_-]}" ] || c=$(printf '%%%02X' "'$c") + e="${e}${c}" + i=$((i + 1)) + done + echo "$e" +} + +## Main +while getopts 4:6::b:c:d:f:hi:l:n:o:r:s:t:v:X: opt +do + case "$opt" in + 4) HOSTADDRESS=$OPTARG ;; + 6) HOSTADDRESS6=$OPTARG ;; + b) NOTIFICATIONAUTHORNAME=$OPTARG ;; + c) NOTIFICATIONCOMMENT=$OPTARG ;; + d) LONGDATETIME=$OPTARG ;; # required + f) MAILFROM=$OPTARG ;; + h) Help ;; + i) ICINGAWEB2URL=$OPTARG ;; + l) HOSTNAME=$OPTARG ;; # required + n) HOSTDISPLAYNAME=$OPTARG ;; # required + o) HOSTOUTPUT=$OPTARG ;; # required + X) HOSTNOTES=$OPTARG ;; + r) USEREMAIL=$OPTARG ;; # required + s) HOSTSTATE=$OPTARG ;; # required + t) NOTIFICATIONTYPE=$OPTARG ;; # required + v) VERBOSE=$OPTARG ;; + \?) echo "ERROR: Invalid option -$OPTARG" >&2 + Error ;; + :) echo "Missing option argument for -$OPTARG" >&2 + Error ;; + *) echo "Unimplemented option: -$OPTARG" >&2 + Error ;; + esac +done + +shift $((OPTIND - 1)) + +## Keep formatting in sync with mail-service-notification.sh +for P in LONGDATETIME HOSTNAME HOSTDISPLAYNAME HOSTOUTPUT HOSTSTATE USEREMAIL NOTIFICATIONTYPE ; do + eval "PAR=\$${P}" + + if [ ! "$PAR" ] ; then + Error "Required parameter '$P' is missing." + fi +done + +## Build the message's subject +SUBJECT="[$NOTIFICATIONTYPE] Host $HOSTDISPLAYNAME is $HOSTSTATE!" + +## Build the notification message +NOTIFICATION_MESSAGE=`cat << EOF +***** Host Monitoring on $ICINGA2HOST ***** + +$HOSTDISPLAYNAME is $HOSTSTATE! + +Info: $HOSTOUTPUT + +When: $LONGDATETIME +Host: $HOSTNAME +EOF +` + +## Check whether IPv4 was specified. +if [ -n "$HOSTADDRESS" ] ; then + NOTIFICATION_MESSAGE="$NOTIFICATION_MESSAGE +IPv4: $HOSTADDRESS" +fi + +## Check whether IPv6 was specified. +if [ -n "$HOSTADDRESS6" ] ; then + NOTIFICATION_MESSAGE="$NOTIFICATION_MESSAGE +IPv6: $HOSTADDRESS6" +fi + +## Check whether host notes was specified. +if [ -n "$HOSTNOTES" ] ; then + NOTIFICATION_MESSAGE="$NOTIFICATION_MESSAGE +Host notes: $HOSTNOTES" +fi + +## Check whether author and comment was specified. +if [ -n "$NOTIFICATIONCOMMENT" ] ; then + NOTIFICATION_MESSAGE="$NOTIFICATION_MESSAGE + +Comment by $NOTIFICATIONAUTHORNAME: + $NOTIFICATIONCOMMENT" +fi + +## Check whether Icinga Web 2 URL was specified. +if [ -n "$ICINGAWEB2URL" ] ; then + NOTIFICATION_MESSAGE="$NOTIFICATION_MESSAGE + +$ICINGAWEB2URL/icingadb/host?name=$(urlencode "$HOSTNAME")" +fi + +## Check whether verbose mode was enabled and log to syslog. +if [ "$VERBOSE" = "true" ] ; then + logger "$PROG sends $SUBJECT => $USEREMAIL" +fi + +## Send the mail using the $MAILBIN command. +## If an explicit sender was specified, try to set it. +if [ -n "$MAILFROM" ] ; then + + ## Modify this for your own needs! + + ## Debian/Ubuntu use mailutils which requires `-a` to append the header + if [ -f /etc/debian_version ]; then + /usr/bin/printf "%b" "$NOTIFICATION_MESSAGE" | $MAILBIN -a "From: $MAILFROM" -s "$SUBJECT" $USEREMAIL + ## Other distributions (RHEL/SUSE/etc.) prefer mailx which sets a sender address with `-r` + else + /usr/bin/printf "%b" "$NOTIFICATION_MESSAGE" | $MAILBIN -r "$MAILFROM" -s "$SUBJECT" $USEREMAIL + fi + +else + /usr/bin/printf "%b" "$NOTIFICATION_MESSAGE" \ + | $MAILBIN -s "$SUBJECT" $USEREMAIL +fi |