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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#ifndef CEPH_LIBRBD_MIRRORING_WATCHER_TYPES_H
#define CEPH_LIBRBD_MIRRORING_WATCHER_TYPES_H
#include "include/int_types.h"
#include "include/buffer_fwd.h"
#include "include/encoding.h"
#include "cls/rbd/cls_rbd_types.h"
#include <iosfwd>
#include <list>
#include <string>
#include <boost/variant.hpp>
namespace ceph { class Formatter; }
namespace librbd {
namespace mirroring_watcher {
enum NotifyOp {
NOTIFY_OP_MODE_UPDATED = 0,
NOTIFY_OP_IMAGE_UPDATED = 1
};
struct ModeUpdatedPayload {
static const NotifyOp NOTIFY_OP = NOTIFY_OP_MODE_UPDATED;
cls::rbd::MirrorMode mirror_mode = cls::rbd::MIRROR_MODE_DISABLED;
ModeUpdatedPayload() {
}
ModeUpdatedPayload(cls::rbd::MirrorMode mirror_mode)
: mirror_mode(mirror_mode) {
}
void encode(bufferlist &bl) const;
void decode(__u8 version, bufferlist::const_iterator &iter);
void dump(Formatter *f) const;
};
struct ImageUpdatedPayload {
static const NotifyOp NOTIFY_OP = NOTIFY_OP_IMAGE_UPDATED;
cls::rbd::MirrorImageState mirror_image_state =
cls::rbd::MIRROR_IMAGE_STATE_ENABLED;
std::string image_id;
std::string global_image_id;
ImageUpdatedPayload() {
}
ImageUpdatedPayload(cls::rbd::MirrorImageState mirror_image_state,
const std::string &image_id,
const std::string &global_image_id)
: mirror_image_state(mirror_image_state), image_id(image_id),
global_image_id(global_image_id) {
}
void encode(bufferlist &bl) const;
void decode(__u8 version, bufferlist::const_iterator &iter);
void dump(Formatter *f) const;
};
struct UnknownPayload {
static const NotifyOp NOTIFY_OP = static_cast<NotifyOp>(-1);
UnknownPayload() {
}
void encode(bufferlist &bl) const;
void decode(__u8 version, bufferlist::const_iterator &iter);
void dump(Formatter *f) const;
};
typedef boost::variant<ModeUpdatedPayload,
ImageUpdatedPayload,
UnknownPayload> Payload;
struct NotifyMessage {
NotifyMessage(const Payload &payload = UnknownPayload()) : payload(payload) {
}
Payload payload;
void encode(bufferlist& bl) const;
void decode(bufferlist::const_iterator& it);
void dump(Formatter *f) const;
static void generate_test_instances(std::list<NotifyMessage *> &o);
};
WRITE_CLASS_ENCODER(NotifyMessage);
std::ostream &operator<<(std::ostream &out, const NotifyOp &op);
} // namespace mirroring_watcher
} // namespace librbd
using librbd::mirroring_watcher::encode;
using librbd::mirroring_watcher::decode;
#endif // CEPH_LIBRBD_MIRRORING_WATCHER_TYPES_H
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