Initial commit - forked from the corresponding Smartfront repositories.

tools/shutdown.d/110-notification-email.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+#
+# Sends a mail message about shutdown to the Linux user itself.
+# Hopes the appropriate message forward rule has been set.
+#
+# Author: Kovács Zoltán <kovacs.zoltan@smartfront.hu>
+# License: GNU/GPL v3+ (https://www.gnu.org/licenses/gpl-3.0.en.html)
+# 2021-09-05 v0.1 Initial release
+
+MAIL=$(which mail)
+if [ -n "$MAIL" -a -x "$MAIL" ]; then
+    subject="[Maintenance] A Docker service has been stopped intentionally on $HOSTNAME"
+    message="This is a message from $0 script on $HOSTNAME.\n"
+    message+="This Docker service has been stopped intentionally few seconds ago.\n\n"
+    message+="Best regards: the Maintenance Bot"
+    echo -e "$message" | "$MAIL" -s  "$subject" "$USER"
+fi
+
+# That's all, Folks!