[ADD] scheduler_error_mailer

scheduler_error_mailer/__init__.py

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+# -*- coding: utf-8 -*-
+##############################################################################
+#
+#    Scheduler Error Mailer module for OpenERP
+#    Copyright (C) 2012-2013 Akretion (http://www.akretion.com/)
+#    @author: Sébastien Beau <sebastien.beau@akretion.com>
+#    @author Alexis de Lattre <alexis.delattre@akretion.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero 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 Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+from . import ir_cron

scheduler_error_mailer/__openerp__.py

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+# -*- encoding: utf-8 -*-
+##############################################################################
+#
+#    Scheduler Error Mailer module for OpenERP
+#    Copyright (C) 2012-2013 Akretion (http://www.akretion.com/)
+#    @author: Sébastien Beau <sebastien.beau@akretion.com>
+#    @author David Beal <bealdavid@gmail.com>
+#    @author Alexis de Lattre <alexis.delattre@akretion.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero 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 Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+
+{
+    'name': 'Scheduler Error Mailer',
+    'summary': 'Send an e-mail when a scheduler fails',
+    'version': '1.0',
+    'category': 'Extra Tools',
+    'license': 'AGPL-3',
+    'description': """
+Scheduler Error Mailer
+======================
+
+This module adds the possibility to send an e-mail when a scheduler raises an error.""",
+    'author': 'Akretion',
+    'website': 'http://www.akretion.com/',
+    'depends': ['email_template'],
+    'data': [
+        'ir_cron.xml',
+        'ir_cron_email_tpl.xml',
+    ],
+    'demo': ['ir_cron_demo.xml'],
+    'images': ['images/scheduler_error_mailer.jpg'],
+    'installable': True,
+    'active': False,
+}

scheduler_error_mailer/ir_cron.py

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+# -*- encoding: utf-8 -*-
+#################################################################################
+#
+#    Scheduler Error Mailer module for OpenERP
+#    Copyright (C) 2012-2013 Akretion (http://www.akretion.com/)
+#    @author: Sébastien Beau <sebastien.beau@akretion.com>
+#    @author David Beal <bealdavid@gmail.com>
+#    @author Alexis de Lattre <alexis.delattre@akretion.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero 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 Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+from openerp.osv import orm, fields
+from openerp.tools.translate import _
+import logging
+
+logger = logging.getLogger(__name__)
+
+class ir_cron(orm.Model):
+    _inherit = "ir.cron"
+
+    _columns = {
+        'email_template': fields.many2one('email.template',
+            'Error E-mail Template',
+            help="Select the email template that will be sent when this scheduler fails."),
+    }
+
+
+    def _handle_callback_exception(self, cr, uid, model_name, method_name, args, job_id, job_exception):
+
+        res = super(ir_cron, self)._handle_callback_exception(cr, uid,
+            model_name, method_name, args, job_id, job_exception)
+
+        my_cron = self.browse(cr, uid, job_id)
+
+        if my_cron.email_template:
+            # we put the job_exception in context to be able to print it inside
+            # the email template
+            context = {
+                'job_exception': job_exception,
+                'dbname': cr.dbname,
+                }
+
+            logger.debug("Sending scheduler error email with context=%s" % context)
+            self.pool['email.template'].send_mail(cr, uid,
+                my_cron.email_template.id, my_cron.id, force_send=True,
+                context=context)
+
+        return res
+
+
+class res_users(orm.Model):
+    _inherit = 'res.users'
+
+    def test_scheduler_failure(self, cr, uid, context=None):
+        """This function is used to test and debug this module"""
+        raise orm.except_orm(_('Error :'), _("Task failure with UID = %d." % uid))
+

scheduler_error_mailer/ir_cron.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2012-2013 Akretion (http://www.akretion.com/)
+  The licence is in the file __openerp__.py
+-->
+
+<openerp>
+<data>
+
+
+<record id="ir_cron_error_mailer_view" model="ir.ui.view">
+    <field name="name">ir.cron.error.mailer.form</field>
+    <field name="model">ir.cron</field>
+    <field name="inherit_id" ref="base.ir_cron_view"/>
+    <field name="arch" type="xml">
+        <field name="doall" position="after">
+            <field name="email_template" />
+        </field>
+    </field>
+</record>
+
+
+</data>
+</openerp>

scheduler_error_mailer/ir_cron_demo.xml

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+<?xml version="1.0" encoding="utf-8"?>
+
+<!--
+    Copyright (C) 2013 Akretion (http://www.akretion.com/)
+    @author Alexis de Lattre <alexis.delattre@akretion.com>
+    The licence is in the file __openerp__.py
+-->
+
+<openerp>
+<data noupdate="1">
+
+<record id="test_scheduler_error_mailer" model="ir.cron">
+    <field name="name">Test Scheduler Error Mailer</field>
+    <field name="active" eval="False"/>
+    <field name="user_id" ref="base.user_root"/>
+    <field name="interval_number">1</field>
+    <field name="interval_type">hours</field>
+    <field name="numbercall">-1</field> <!-- don't limit the number of calls -->
+    <field name="doall" eval="True"/>
+    <field name="email_template" ref="scheduler_error_mailer"/>
+    <field name="model" eval="'res.users'"/>
+    <field name="function" eval="'test_scheduler_failure'" />
+    <field name="args" eval="'()'"/>
+</record>
+
+</data>
+</openerp>

scheduler_error_mailer/ir_cron_email_tpl.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2012-2013 Akretion (http://www.akretion.com/)
+  The licence is in the file __openerp__.py
+-->
+
+<openerp>
+<data noupdate="1">
+
+<!-- Error Email template  -->
+<record id="scheduler_error_mailer" model="email.template">
+    <field name="name">Scheduler Error</field>
+    <field name="email_from">${object.user_id.user_email or ''}</field>
+    <field name="email_to">${object.user_id.user_email or ''}</field>
+    <field name="subject">[DB ${ctx.get('dbname')}] Scheduler '${object.name or ''}' FAILED</field>
+    <field name="model_id" ref="base.model_ir_cron"/>
+    <field name="auto_delete" eval="True"/>
+    <field name="body_html"><![CDATA[
+<div style="font-family: 'Lucica Grande', Ubuntu, Arial, Verdana, sans-serif; font-size: 12px; color: rgb(34, 34, 34); background-color: #FFF; ">
+
+<p>OpenERP tried to run the scheduler <em>${object.name or ''}</em> in the database <em>${ctx.get('dbname')}</em> but it failed. Here is the error message :</p>
+
+<strong>
+${ctx.get('job_exception') and ctx.get('job_exception').value or 'Failed to get the error message from the context.'}
+</strong>
+
+<p>You may check the logs of the OpenERP server to get more information about this failure.</p>
+
+<p>Properties of the scheduler <em>${object.name or ''}</em> :</p>
+<ul>
+<li>Model : ${object.model or ''}</li>
+<li>Method : ${object.function or ''}</li>
+<li>Arguments : ${object.args or ''}</li>
+<li>Interval : ${object.interval_number or '0'} ${object.interval_type or ''}</li>
+<li>Number of calls : ${object.numbercall or '0'}</li>
+<li>Repeat missed : ${object.doall}</li>
+<li>User : ${object.user_id.name or ''}</li>
+</ul>
+
+<p>
+-- <br/>
+Automatic e-mail sent by OpenERP. Do not reply.<br/>
+Database : ${ctx.get('dbname')}
+</p>
+</div>
+    ]]></field>
+</record>
+
+</data>
+</openerp>