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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
commit | 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch) | |
tree | e5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/messages/MWatchNotify.h | |
parent | Initial commit. (diff) | |
download | ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.tar.xz ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.zip |
Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/messages/MWatchNotify.h')
-rw-r--r-- | src/messages/MWatchNotify.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/messages/MWatchNotify.h b/src/messages/MWatchNotify.h new file mode 100644 index 00000000..b3a46d3e --- /dev/null +++ b/src/messages/MWatchNotify.h @@ -0,0 +1,96 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +/* + * Ceph - scalable distributed file system + * + * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net> + * + * This is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software + * Foundation. See file COPYING. + * + */ + + +#ifndef CEPH_MWATCHNOTIFY_H +#define CEPH_MWATCHNOTIFY_H + +#include "msg/Message.h" + + +class MWatchNotify : public MessageInstance<MWatchNotify> { +public: + friend factory; +private: + static constexpr int HEAD_VERSION = 3; + static constexpr int COMPAT_VERSION = 1; + + public: + uint64_t cookie; ///< client unique id for this watch or notify + uint64_t ver; ///< unused + uint64_t notify_id; ///< osd unique id for a notify notification + uint8_t opcode; ///< CEPH_WATCH_EVENT_* + bufferlist bl; ///< notify payload (osd->client) + errorcode32_t return_code; ///< notify result (osd->client) + uint64_t notifier_gid; ///< who sent the notify + + MWatchNotify() + : MessageInstance(CEPH_MSG_WATCH_NOTIFY, HEAD_VERSION, COMPAT_VERSION) { } + MWatchNotify(uint64_t c, uint64_t v, uint64_t i, uint8_t o, bufferlist b) + : MessageInstance(CEPH_MSG_WATCH_NOTIFY, HEAD_VERSION, COMPAT_VERSION), + cookie(c), + ver(v), + notify_id(i), + opcode(o), + bl(b), + return_code(0), + notifier_gid(0) { } +private: + ~MWatchNotify() override {} + +public: + void decode_payload() override { + uint8_t msg_ver; + auto p = payload.cbegin(); + decode(msg_ver, p); + decode(opcode, p); + decode(cookie, p); + decode(ver, p); + decode(notify_id, p); + if (msg_ver >= 1) + decode(bl, p); + if (header.version >= 2) + decode(return_code, p); + else + return_code = 0; + if (header.version >= 3) + decode(notifier_gid, p); + else + notifier_gid = 0; + } + void encode_payload(uint64_t features) override { + using ceph::encode; + uint8_t msg_ver = 1; + encode(msg_ver, payload); + encode(opcode, payload); + encode(cookie, payload); + encode(ver, payload); + encode(notify_id, payload); + encode(bl, payload); + encode(return_code, payload); + encode(notifier_gid, payload); + } + + std::string_view get_type_name() const override { return "watch-notify"; } + void print(ostream& out) const override { + out << "watch-notify(" + << ceph_watch_event_name(opcode) << " (" << (int)opcode << ")" + << " cookie " << cookie + << " notify " << notify_id + << " ret " << return_code + << ")"; + } +}; + +#endif |