From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 21 Apr 2024 13:54:28 +0200
Subject: Adding upstream version 18.2.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/rgw/rgw_amqp.h | 82 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 src/rgw/rgw_amqp.h

(limited to 'src/rgw/rgw_amqp.h')

diff --git a/src/rgw/rgw_amqp.h b/src/rgw/rgw_amqp.h
new file mode 100644
index 000000000..c363f4d74
--- /dev/null
+++ b/src/rgw/rgw_amqp.h
@@ -0,0 +1,82 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
+// vim: ts=8 sw=2 smarttab ft=cpp
+
+#pragma once
+
+#include <string>
+#include <functional>
+#include <boost/optional.hpp>
+
+#include "include/common_fwd.h"
+
+struct amqp_connection_info;
+
+namespace rgw::amqp {
+
+// the reply callback is expected to get an integer parameter
+// indicating the result, and not to return anything
+typedef std::function<void(int)> reply_callback_t;
+
+// initialize the amqp manager
+bool init(CephContext* cct);
+
+// shutdown the amqp manager
+void shutdown();
+
+// key class for the connection list
+struct connection_id_t {
+  std::string host;
+  int port;
+  std::string vhost;
+  std::string exchange;
+  bool ssl;
+  connection_id_t() = default;
+  connection_id_t(const amqp_connection_info& info, const std::string& _exchange);
+};
+
+std::string to_string(const connection_id_t& id);
+
+// connect to an amqp endpoint
+bool connect(connection_id_t& conn_id, const std::string& url, const std::string& exchange, bool mandatory_delivery, bool verify_ssl,
+        boost::optional<const std::string&> ca_location);
+
+// publish a message over a connection that was already created
+int publish(const connection_id_t& conn_id,
+    const std::string& topic,
+    const std::string& message);
+
+// publish a message over a connection that was already created
+// and pass a callback that will be invoked (async) when broker confirms
+// receiving the message
+int publish_with_confirm(const connection_id_t& conn_id, 
+    const std::string& topic,
+    const std::string& message,
+    reply_callback_t cb);
+
+// convert the integer status returned from the "publish" function to a string
+std::string status_to_string(int s);
+
+// number of connections
+size_t get_connection_count();
+  
+// return the number of messages that were sent
+// to broker, but were not yet acked/nacked/timedout
+size_t get_inflight();
+
+// running counter of successfully queued messages
+size_t get_queued();
+
+// running counter of dequeued messages
+size_t get_dequeued();
+
+// number of maximum allowed connections
+size_t get_max_connections();
+
+// number of maximum allowed inflight messages
+size_t get_max_inflight();
+
+// maximum number of messages in the queue
+size_t get_max_queue();
+
+}
+
-- 
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