| #!/bin/sh |
| # |
| # Copyright (C) 2016 Klaus Wenninger <kwenning@redhat.com> |
| # |
| # 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 2 of the License, or (at your option) any later version. |
| # |
| # This software 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 library; if not, write to the Free Software |
| # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| # |
| ############################################################################## |
| # |
| # Sample configuration (cib fragment in xml notation) |
| # ================================ |
| # <configuration> |
| # <alerts> |
| # <alert id="smtp_alert" path="/path/to/alert_smtp"> |
| # <instance_attributes id="config_for_alert_smtp"> |
| # <nvpair id="cluster_name" name="cluster_name" value=""/> |
| # <nvpair id="email_client" name="email_client" value=""/> |
| # <nvpair id="email_sender" name="email_sender" value=""/> |
| # </instance_attributes> |
| # <recipient id="smtp_destination" value="admin@example.com"/> |
| # </alert> |
| # </alerts> |
| # </configuration> |
| |
| email_client_default="sendmail" |
| email_sender_default="hacluster" |
| email_recipient_default="root" |
| |
| : ${email_client=${email_client_default}} |
| : ${email_sender=${email_sender_default}} |
| email_recipient="${CRM_alert_recipient-${email_recipient_default}}" |
| |
| node_name=`uname -n` |
| cluster_name=`crm_attribute --query -n cluster-name -q` |
| email_body=`env | grep CRM_alert_` |
| |
| if [ ! -z "${email_sender##*@*}" ]; then |
| email_sender="${email_sender}@${node_name}" |
| fi |
| |
| if [ ! -z "${email_recipient##*@*}" ]; then |
| email_recipient="${email_recipient}@${node_name}" |
| fi |
| |
| if [ -z ${CRM_alert_version} ]; then |
| email_subject="Pacemaker version 1.1.15 or later is required for alerts" |
| else |
| case ${CRM_alert_kind} in |
| node) |
| email_subject="${CRM_alert_timestamp} ${cluster_name}: Node '${CRM_alert_node}' is now '${CRM_alert_desc}'" |
| ;; |
| fencing) |
| email_subject="${CRM_alert_timestamp} ${cluster_name}: Fencing ${CRM_alert_desc}" |
| ;; |
| resource) |
| if [ ${CRM_alert_interval} = "0" ]; then |
| CRM_alert_interval="" |
| else |
| CRM_alert_interval=" (${CRM_alert_interval})" |
| fi |
| |
| if [ ${CRM_alert_target_rc} = "0" ]; then |
| CRM_alert_target_rc="" |
| else |
| CRM_alert_target_rc=" (target: ${CRM_alert_target_rc})" |
| fi |
| |
| case ${CRM_alert_desc} in |
| Cancelled) ;; |
| *) |
| email_subject="${CRM_alert_timestamp} ${cluster_name}: Resource operation '${CRM_alert_task}${CRM_alert_interval}' for '${CRM_alert_rsc}' on '${CRM_alert_node}': ${CRM_alert_desc}${CRM_alert_target_rc}" |
| ;; |
| esac |
| ;; |
| attribute) |
| # |
| email_subject="${CRM_alert_timestamp} ${cluster_name}: The '${CRM_alert_attribute_name}' attribute of the '${CRM_alert_node}' node was updated in '${CRM_alert_attribute_value}'" |
| ;; |
| *) |
| email_subject="${CRM_alert_timestamp} ${cluster_name}: Unhandled $CRM_alert_kind alert" |
| ;; |
| |
| esac |
| fi |
| |
| if [ ! -z "${email_subject}" ]; then |
| case $email_client in |
| # This sample script supports only sendmail for sending the email. |
| # Support for additional senders can easily be added by adding |
| # new cases here. |
| sendmail) |
| sendmail -t -r "${email_sender}" <<__EOF__ |
| From: ${email_sender} |
| To: ${email_recipient} |
| Return-Path: ${email_sender} |
| Subject: ${email_subject} |
| |
| ${email_body} |
| __EOF__ |
| ;; |
| *) |
| ;; |
| esac |
| fi |
