1
/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
4
* Copyright (C) 2010 Marcus Eriksson
8
* Marcus Eriksson <krummas@gmail.com>
10
* This program is free software; you can redistribute it and/or modify
11
* it under the terms of the GNU General Public License as published by
12
* the Free Software Foundation; either version 2 of the License, or
13
* (at your option) any later version.
15
* This program is distributed in the hope that it will be useful,
16
* but WITHOUT ANY WARRANTY; without even the implied warranty of
17
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18
* GNU General Public License for more details.
20
* You should have received a copy of the GNU General Public License
21
* along with this program; if not, write to the Free Software
22
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25
#ifndef PLUGIN_RABBITMQ_RABBITMQ_HANDLER_H
26
#define PLUGIN_RABBITMQ_RABBITMQ_HANDLER_H
31
#include <amqp_framing.h>
32
#include <netinet/in.h>
34
namespace drizzle_plugin
38
* exception thrown by the rabbitmq handler
41
class rabbitmq_handler_exception : public std::exception
46
rabbitmq_handler_exception(const char* m):message(m) {};
47
rabbitmq_handler_exception(std::string m):message(m.c_str()) {};
48
virtual const char* what() const throw()
56
* @brief wrapper around librabbitmq, hides error handling and reconnections etc
57
* TODO: add reconnection handling
62
amqp_connection_state_t rabbitmqConnection;
63
int sockfd; ///< the socket file desc to the rabbitmq server,
64
///< need this to be able to close() it.
65
const std::string &hostname;
67
const std::string &username;
68
const std::string &password;
69
const std::string &virtualhost;
73
* Constructs a new RabbitMQHandler, purpose is to
74
* hide away the error handling, reconnections etc.
77
* Connects to the given rabbitmq server on the virtualhost
78
* with the given username/password.
80
* @param[in] hostname the host to connect to.
81
* @param[in] port the port.
82
* @param[in] username the username to use when logging in.
83
* @param[in] password the password to use.
84
* @param[in] virtualhost the rabbitmq virtual host.
85
* @throw exception if we cannot connect to rabbitmq server
87
RabbitMQHandler(const std::string &hostname,
89
const std::string &username,
90
const std::string &password,
91
const std::string &virtualhost)
92
throw(rabbitmq_handler_exception);
98
* Publishes the message to the server
101
* publishes the given message
103
* @param[in] message the message to send
104
* @param[in] length the length of the message
105
* @param[in] exchangeName name of the exchange to publish to
106
* @param[in] routingKey the routing key to use
107
* @throw exception if there is a problem publishing
109
void publish(void *message,
111
const std::string &exchangeName,
112
const std::string &routingKey)
113
throw(rabbitmq_handler_exception);
119
* Handles errors produced by librabbitmq
122
* If an error occurs, an error string is thrown.
124
* @param[in] x the response from librabbitmq
125
* @param[in] context the context the call occured, simply appended to the error message.
127
* @throw exception with the message unless the command was successful
129
void handleAMQPError(amqp_rpc_reply_t x, std::string context) throw(rabbitmq_handler_exception);
132
} /* namespace drizzle_plugin */
134
#endif /* PLUGIN_RABBITMQ_RABBITMQ_HANDLER_H */