This file is indexed.

/usr/share/cylc/bin/cylc-email-task is in cylc 7.6.0-1.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below.

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#!/bin/bash

# THIS FILE IS PART OF THE CYLC SUITE ENGINE.
# Copyright (C) 2008-2017 NIWA
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

usage() {
    echo "Usage: cylc [hook] email-task EVENT SUITE TASKID MESSAGE"
    echo ""
    echo "THIS COMMAND IS OBSOLETE - use built-in email event hooks."
    echo ""
    echo "A simple task event hook handler script that sends an email."
    echo "The command line arguments are supplied automatically by cylc."
    echo ""
    echo "For example, to get an email alert whenever any task fails:"
    echo ""
    echo "# SUITE.RC"
    echo "[cylc]"
    echo "   [[environment]]"
    echo "      MAIL_ADDRESS = foo@bar.baz.waz"
    echo "[runtime]"
    echo "   [[root]]"
    echo "      [[[events]]]"
    echo "         failed handler = cylc email-task"
    echo ""
    echo "See the Suite.rc Reference (Cylc User Guide) for more information"
    echo "on suite and task event hooks and event handler scripts."
}

if [[ $# = 1 ]]; then
    if [[ $1 = '--help' ]]; then
        usage
        exit 0
    fi
fi

if [[ $# -lt 4 ]]; then
    usage
    exit 1
fi

EVENT=$1
SUITE=$2
TASKID=$3
MESSAGE=$4

MAIL_SUBJECT="!!cylc alert!! suite $SUITE task $TASKID $EVENT"
MAIL_ADDRESS=${MAIL_ADDRESS:-$USER@$HOSTNAME}
MAIL_BODY="SUITE: $SUITE
TASK: $TASKID
MESSAGE: $MESSAGE"

echo "cylc hook email-task: Sending email to $MAIL_ADDRESS"
echo "$MAIL_BODY" | mail -s "$MAIL_SUBJECT" $MAIL_ADDRESS