Send Logwatch email through MailGun API

mailgun

#!/bin/bash

# /usr/local/sbin/mailgun
# Send Logwatch email through MailGun API

# Replace the key, endpoint and "to" email with your own values
# Check the example values here:
# https://documentation.mailgun.com/quickstart-sending.html#send-via-api
# https://help.mailgun.com/hc/en-us/articles/202464990-How-do-I-start-sending-email-

HOSTNAME=/bin/hostname
UNAME=/bin/uname
CURL=/usr/bin/curl

FROM="Logwatch <root+logwatch@`$HOSTNAME`>"
TO="sysadmin@example.com"
SUBJECT="Logwatch for `$HOSTNAME` (`$UNAME -s`)"
MIME_TYPE="text/plain"

API_KEY=key-00000000000000000000000000000000
API_ENDPOINT="https://api.mailgun.net/v3/example.com/messages"

$CURL -sk \
 -F from="$FROM" \
 -F to="$TO" \
 -F subject="$SUBJECT" \
 -F text="<-;type=$MIME_TYPE" \
 --user "api:$API_KEY" \
 $API_ENDPOINT \
> /dev/null ;