+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#include "cls/rbd/cls_rbd_types.h"
-#include "common/Formatter.h"
-#include "include/assert.h"
-#include "include/stringify.h"
-#include "librbd/WatchNotifyTypes.h"
-#include "librbd/watcher/Utils.h"
-
-namespace librbd {
-namespace watch_notify {
-
-namespace {
-
-class CheckForRefreshVisitor : public boost::static_visitor<bool> {
-public:
- template <typename Payload>
- inline bool operator()(const Payload &payload) const {
- return Payload::CHECK_FOR_REFRESH;
- }
-};
-
-class DumpPayloadVisitor : public boost::static_visitor<void> {
-public:
- explicit DumpPayloadVisitor(Formatter *formatter) : m_formatter(formatter) {}
-
- template <typename Payload>
- inline void operator()(const Payload &payload) const {
- NotifyOp notify_op = Payload::NOTIFY_OP;
- m_formatter->dump_string("notify_op", stringify(notify_op));
- payload.dump(m_formatter);
- }
-
-private:
- ceph::Formatter *m_formatter;
-};
-
-} // anonymous namespace
-
-void AsyncRequestId::encode(bufferlist &bl) const {
- ::encode(client_id, bl);
- ::encode(request_id, bl);
-}
-
-void AsyncRequestId::decode(bufferlist::iterator &iter) {
- ::decode(client_id, iter);
- ::decode(request_id, iter);
-}
-
-void AsyncRequestId::dump(Formatter *f) const {
- f->open_object_section("client_id");
- client_id.dump(f);
- f->close_section();
- f->dump_unsigned("request_id", request_id);
-}
-
-void AcquiredLockPayload::encode(bufferlist &bl) const {
- ::encode(client_id, bl);
-}
-
-void AcquiredLockPayload::decode(__u8 version, bufferlist::iterator &iter) {
- if (version >= 2) {
- ::decode(client_id, iter);
- }
-}
-
-void AcquiredLockPayload::dump(Formatter *f) const {
- f->open_object_section("client_id");
- client_id.dump(f);
- f->close_section();
-}
-
-void ReleasedLockPayload::encode(bufferlist &bl) const {
- ::encode(client_id, bl);
-}
-
-void ReleasedLockPayload::decode(__u8 version, bufferlist::iterator &iter) {
- if (version >= 2) {
- ::decode(client_id, iter);
- }
-}
-
-void ReleasedLockPayload::dump(Formatter *f) const {
- f->open_object_section("client_id");
- client_id.dump(f);
- f->close_section();
-}
-
-void RequestLockPayload::encode(bufferlist &bl) const {
- ::encode(client_id, bl);
- ::encode(force, bl);
-}
-
-void RequestLockPayload::decode(__u8 version, bufferlist::iterator &iter) {
- if (version >= 2) {
- ::decode(client_id, iter);
- }
- if (version >= 3) {
- ::decode(force, iter);
- }
-}
-
-void RequestLockPayload::dump(Formatter *f) const {
- f->open_object_section("client_id");
- client_id.dump(f);
- f->close_section();
- f->dump_bool("force", force);
-}
-
-void HeaderUpdatePayload::encode(bufferlist &bl) const {
-}
-
-void HeaderUpdatePayload::decode(__u8 version, bufferlist::iterator &iter) {
-}
-
-void HeaderUpdatePayload::dump(Formatter *f) const {
-}
-
-void AsyncRequestPayloadBase::encode(bufferlist &bl) const {
- ::encode(async_request_id, bl);
-}
-
-void AsyncRequestPayloadBase::decode(__u8 version, bufferlist::iterator &iter) {
- ::decode(async_request_id, iter);
-}
-
-void AsyncRequestPayloadBase::dump(Formatter *f) const {
- f->open_object_section("async_request_id");
- async_request_id.dump(f);
- f->close_section();
-}
-
-void AsyncProgressPayload::encode(bufferlist &bl) const {
- AsyncRequestPayloadBase::encode(bl);
- ::encode(offset, bl);
- ::encode(total, bl);
-}
-
-void AsyncProgressPayload::decode(__u8 version, bufferlist::iterator &iter) {
- AsyncRequestPayloadBase::decode(version, iter);
- ::decode(offset, iter);
- ::decode(total, iter);
-}
-
-void AsyncProgressPayload::dump(Formatter *f) const {
- AsyncRequestPayloadBase::dump(f);
- f->dump_unsigned("offset", offset);
- f->dump_unsigned("total", total);
-}
-
-void AsyncCompletePayload::encode(bufferlist &bl) const {
- AsyncRequestPayloadBase::encode(bl);
- ::encode(result, bl);
-}
-
-void AsyncCompletePayload::decode(__u8 version, bufferlist::iterator &iter) {
- AsyncRequestPayloadBase::decode(version, iter);
- ::decode(result, iter);
-}
-
-void AsyncCompletePayload::dump(Formatter *f) const {
- AsyncRequestPayloadBase::dump(f);
- f->dump_int("result", result);
-}
-
-void ResizePayload::encode(bufferlist &bl) const {
- ::encode(size, bl);
- AsyncRequestPayloadBase::encode(bl);
- ::encode(allow_shrink, bl);
-}
-
-void ResizePayload::decode(__u8 version, bufferlist::iterator &iter) {
- ::decode(size, iter);
- AsyncRequestPayloadBase::decode(version, iter);
-
- if (version >= 4) {
- ::decode(allow_shrink, iter);
- }
-}
-
-void ResizePayload::dump(Formatter *f) const {
- f->dump_unsigned("size", size);
- f->dump_bool("allow_shrink", allow_shrink);
- AsyncRequestPayloadBase::dump(f);
-}
-
-void SnapPayloadBase::encode(bufferlist &bl) const {
- ::encode(snap_name, bl);
- ::encode(cls::rbd::SnapshotNamespaceOnDisk(snap_namespace), bl);
-}
-
-void SnapPayloadBase::decode(__u8 version, bufferlist::iterator &iter) {
- ::decode(snap_name, iter);
- if (version >= 6) {
- cls::rbd::SnapshotNamespaceOnDisk sn;
- ::decode(sn, iter);
- snap_namespace = sn.snapshot_namespace;
- }
-}
-
-void SnapPayloadBase::dump(Formatter *f) const {
- f->dump_string("snap_name", snap_name);
- cls::rbd::SnapshotNamespaceOnDisk sn(snap_namespace);
- sn.dump(f);
-}
-
-void SnapCreatePayload::encode(bufferlist &bl) const {
- SnapPayloadBase::encode(bl);
-}
-
-void SnapCreatePayload::decode(__u8 version, bufferlist::iterator &iter) {
- SnapPayloadBase::decode(version, iter);
- if (version == 5) {
- cls::rbd::SnapshotNamespaceOnDisk sn;
- ::decode(sn, iter);
- snap_namespace = sn.snapshot_namespace;
- }
-}
-
-void SnapCreatePayload::dump(Formatter *f) const {
- SnapPayloadBase::dump(f);
-}
-
-void SnapRenamePayload::encode(bufferlist &bl) const {
- ::encode(snap_id, bl);
- SnapPayloadBase::encode(bl);
-}
-
-void SnapRenamePayload::decode(__u8 version, bufferlist::iterator &iter) {
- ::decode(snap_id, iter);
- SnapPayloadBase::decode(version, iter);
-}
-
-void SnapRenamePayload::dump(Formatter *f) const {
- f->dump_unsigned("src_snap_id", snap_id);
- SnapPayloadBase::dump(f);
-}
-
-void RenamePayload::encode(bufferlist &bl) const {
- ::encode(image_name, bl);
-}
-
-void RenamePayload::decode(__u8 version, bufferlist::iterator &iter) {
- ::decode(image_name, iter);
-}
-
-void RenamePayload::dump(Formatter *f) const {
- f->dump_string("image_name", image_name);
-}
-
-void UpdateFeaturesPayload::encode(bufferlist &bl) const {
- ::encode(features, bl);
- ::encode(enabled, bl);
-}
-
-void UpdateFeaturesPayload::decode(__u8 version, bufferlist::iterator &iter) {
- ::decode(features, iter);
- ::decode(enabled, iter);
-}
-
-void UpdateFeaturesPayload::dump(Formatter *f) const {
- f->dump_unsigned("features", features);
- f->dump_bool("enabled", enabled);
-}
-
-void UnknownPayload::encode(bufferlist &bl) const {
- assert(false);
-}
-
-void UnknownPayload::decode(__u8 version, bufferlist::iterator &iter) {
-}
-
-void UnknownPayload::dump(Formatter *f) const {
-}
-
-bool NotifyMessage::check_for_refresh() const {
- return boost::apply_visitor(CheckForRefreshVisitor(), payload);
-}
-
-void NotifyMessage::encode(bufferlist& bl) const {
- ENCODE_START(6, 1, bl);
- boost::apply_visitor(watcher::util::EncodePayloadVisitor(bl), payload);
- ENCODE_FINISH(bl);
-}
-
-void NotifyMessage::decode(bufferlist::iterator& iter) {
- DECODE_START(1, iter);
-
- uint32_t notify_op;
- ::decode(notify_op, iter);
-
- // select the correct payload variant based upon the encoded op
- switch (notify_op) {
- case NOTIFY_OP_ACQUIRED_LOCK:
- payload = AcquiredLockPayload();
- break;
- case NOTIFY_OP_RELEASED_LOCK:
- payload = ReleasedLockPayload();
- break;
- case NOTIFY_OP_REQUEST_LOCK:
- payload = RequestLockPayload();
- break;
- case NOTIFY_OP_HEADER_UPDATE:
- payload = HeaderUpdatePayload();
- break;
- case NOTIFY_OP_ASYNC_PROGRESS:
- payload = AsyncProgressPayload();
- break;
- case NOTIFY_OP_ASYNC_COMPLETE:
- payload = AsyncCompletePayload();
- break;
- case NOTIFY_OP_FLATTEN:
- payload = FlattenPayload();
- break;
- case NOTIFY_OP_RESIZE:
- payload = ResizePayload();
- break;
- case NOTIFY_OP_SNAP_CREATE:
- payload = SnapCreatePayload();
- break;
- case NOTIFY_OP_SNAP_REMOVE:
- payload = SnapRemovePayload();
- break;
- case NOTIFY_OP_SNAP_RENAME:
- payload = SnapRenamePayload();
- break;
- case NOTIFY_OP_SNAP_PROTECT:
- payload = SnapProtectPayload();
- break;
- case NOTIFY_OP_SNAP_UNPROTECT:
- payload = SnapUnprotectPayload();
- break;
- case NOTIFY_OP_REBUILD_OBJECT_MAP:
- payload = RebuildObjectMapPayload();
- break;
- case NOTIFY_OP_RENAME:
- payload = RenamePayload();
- break;
- case NOTIFY_OP_UPDATE_FEATURES:
- payload = UpdateFeaturesPayload();
- break;
- default:
- payload = UnknownPayload();
- break;
- }
-
- apply_visitor(watcher::util::DecodePayloadVisitor(struct_v, iter), payload);
- DECODE_FINISH(iter);
-}
-
-void NotifyMessage::dump(Formatter *f) const {
- apply_visitor(DumpPayloadVisitor(f), payload);
-}
-
-void NotifyMessage::generate_test_instances(std::list<NotifyMessage *> &o) {
- o.push_back(new NotifyMessage(AcquiredLockPayload(ClientId(1, 2))));
- o.push_back(new NotifyMessage(ReleasedLockPayload(ClientId(1, 2))));
- o.push_back(new NotifyMessage(RequestLockPayload(ClientId(1, 2), true)));
- o.push_back(new NotifyMessage(HeaderUpdatePayload()));
- o.push_back(new NotifyMessage(AsyncProgressPayload(AsyncRequestId(ClientId(0, 1), 2), 3, 4)));
- o.push_back(new NotifyMessage(AsyncCompletePayload(AsyncRequestId(ClientId(0, 1), 2), 3)));
- o.push_back(new NotifyMessage(FlattenPayload(AsyncRequestId(ClientId(0, 1), 2))));
- o.push_back(new NotifyMessage(ResizePayload(123, true, AsyncRequestId(ClientId(0, 1), 2))));
- o.push_back(new NotifyMessage(SnapCreatePayload(cls::rbd::UserSnapshotNamespace(),
- "foo")));
- o.push_back(new NotifyMessage(SnapRemovePayload(cls::rbd::UserSnapshotNamespace(), "foo")));
- o.push_back(new NotifyMessage(SnapProtectPayload(cls::rbd::UserSnapshotNamespace(), "foo")));
- o.push_back(new NotifyMessage(SnapUnprotectPayload(cls::rbd::UserSnapshotNamespace(), "foo")));
- o.push_back(new NotifyMessage(RebuildObjectMapPayload(AsyncRequestId(ClientId(0, 1), 2))));
- o.push_back(new NotifyMessage(RenamePayload("foo")));
- o.push_back(new NotifyMessage(UpdateFeaturesPayload(1, true)));
-}
-
-void ResponseMessage::encode(bufferlist& bl) const {
- ENCODE_START(1, 1, bl);
- ::encode(result, bl);
- ENCODE_FINISH(bl);
-}
-
-void ResponseMessage::decode(bufferlist::iterator& iter) {
- DECODE_START(1, iter);
- ::decode(result, iter);
- DECODE_FINISH(iter);
-}
-
-void ResponseMessage::dump(Formatter *f) const {
- f->dump_int("result", result);
-}
-
-void ResponseMessage::generate_test_instances(std::list<ResponseMessage *> &o) {
- o.push_back(new ResponseMessage(1));
-}
-
-} // namespace watch_notify
-} // namespace librbd
-
-std::ostream &operator<<(std::ostream &out,
- const librbd::watch_notify::NotifyOp &op) {
- using namespace librbd::watch_notify;
-
- switch (op) {
- case NOTIFY_OP_ACQUIRED_LOCK:
- out << "AcquiredLock";
- break;
- case NOTIFY_OP_RELEASED_LOCK:
- out << "ReleasedLock";
- break;
- case NOTIFY_OP_REQUEST_LOCK:
- out << "RequestLock";
- break;
- case NOTIFY_OP_HEADER_UPDATE:
- out << "HeaderUpdate";
- break;
- case NOTIFY_OP_ASYNC_PROGRESS:
- out << "AsyncProgress";
- break;
- case NOTIFY_OP_ASYNC_COMPLETE:
- out << "AsyncComplete";
- break;
- case NOTIFY_OP_FLATTEN:
- out << "Flatten";
- break;
- case NOTIFY_OP_RESIZE:
- out << "Resize";
- break;
- case NOTIFY_OP_SNAP_CREATE:
- out << "SnapCreate";
- break;
- case NOTIFY_OP_SNAP_REMOVE:
- out << "SnapRemove";
- break;
- case NOTIFY_OP_SNAP_RENAME:
- out << "SnapRename";
- break;
- case NOTIFY_OP_SNAP_PROTECT:
- out << "SnapProtect";
- break;
- case NOTIFY_OP_SNAP_UNPROTECT:
- out << "SnapUnprotect";
- break;
- case NOTIFY_OP_REBUILD_OBJECT_MAP:
- out << "RebuildObjectMap";
- break;
- case NOTIFY_OP_RENAME:
- out << "Rename";
- break;
- case NOTIFY_OP_UPDATE_FEATURES:
- out << "UpdateFeatures";
- break;
- default:
- out << "Unknown (" << static_cast<uint32_t>(op) << ")";
- break;
- }
- return out;
-}
-
-std::ostream &operator<<(std::ostream &out,
- const librbd::watch_notify::AsyncRequestId &request) {
- out << "[" << request.client_id.gid << "," << request.client_id.handle << ","
- << request.request_id << "]";
- return out;
-}
Code Review / stor4nfv.git / blobdiff