1 files changed, 112 insertions, 0 deletions
diff --git a/glances/exports/glances_rabbitmq.py b/glances/exports/glances_rabbitmq.py
new file mode 100644
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+++ b/glances/exports/glances_rabbitmq.py
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+# -*- coding: utf-8 -*-
+#
+# This file is part of Glances.
+#
+# Copyright (C) 2015 Nicolargo <nicolas@nicolargo.com>
+#
+# Glances is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Glances 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 Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+"""JMS interface class."""
+
+# Import sys libs
+import datetime
+import socket
+import sys
+from numbers import Number
+
+# Import Glances lib
+from glances.core.glances_logging import logger
+try:
+    from configparser import NoOptionError, NoSectionError
+except ImportError:  # Python 2
+    from ConfigParser import NoOptionError, NoSectionError
+from glances.exports.glances_export import GlancesExport
+
+# Import pika for RabbitMQ
+import pika
+
+
+class Export(GlancesExport):
+
+    """This class manages the rabbitMQ export module."""
+
+    def __init__(self, config=None, args=None):
+        """Init the RabbitMQ export IF."""
+        GlancesExport.__init__(self, config=config, args=args)
+
+        # Load the rabbitMQ configuration file
+        self.rabbitmq_host = None
+        self.rabbitmq_port = None
+        self.rabbitmq_user = None
+        self.rabbitmq_password = None
+        self.rabbitmq_queue = None
+        self.hostname = socket.gethostname()
+        self.export_enable = self.load_conf()
+        if not self.export_enable:
+            sys.exit(2)
+
+        # Init the rabbitmq client
+        self.client = self.init()
+
+    def load_conf(self, section="rabbitmq"):
+        """Load the rabbitmq configuration in the Glances configuration file."""
+        if self.config is None:
+            return False
+        try:
+            self.rabbitmq_host = self.config.get_value(section, 'host')
+            self.rabbitmq_port = self.config.get_value(section, 'port')
+            self.rabbitmq_user = self.config.get_value(section, 'user')
+            self.rabbitmq_password = self.config.get_value(section, 'password')
+            self.rabbitmq_queue = self.config.get_value(section, 'queue')
+        except NoSectionError:
+            logger.critical("No rabbitmq configuration found")
+            return False
+        except NoOptionError as e:
+            logger.critical("Error in the RabbitM configuration (%s)" % e)
+            return False
+        else:
+            logger.debug("Load RabbitMQ from the Glances configuration file")
+        return True
+
+    def init(self):
+        """Init the connection to the rabbitmq server."""
+        if not self.export_enable:
+            return None
+        try:
+            parameters = pika.URLParameters(
+                'amqp://' + self.rabbitmq_user +
+                ':' + self.rabbitmq_password +
+                '@' + self.rabbitmq_host +
+                ':' + self.rabbitmq_port + '/')
+            connection = pika.BlockingConnection(parameters)
+            channel = connection.channel()
+            return channel
+        except Exception as e:
+            logger.critical("Connection to rabbitMQ failed : %s " % e)
+            return None
+
+    def export(self, name, columns, points):
+        """Write the points in RabbitMQ."""
+        data = ('hostname=' + self.hostname + ', name=' + name +
+                ', dateinfo=' + datetime.datetime.utcnow().isoformat())
+        for i in range(0, len(columns)):
+            if not isinstance(points[i], Number):
+                continue
+            else:
+                data += ", " + columns[i] + "=" + str(points[i])
+        logger.debug(data)
+        try:
+            self.client.basic_publish(exchange='', routing_key=self.rabbitmq_queue, body=data)
+        except Exception as e:
+            logger.error("Can not export stats to RabbitMQ (%s)" % e)