76 lines
3.0 KiB
C++
76 lines
3.0 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Modified by Cloudius Systems.
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* Copyright 2015 Cloudius Systems.
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*/
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#include "log.hh"
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#include "streaming/stream_detail.hh"
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#include "streaming/stream_transfer_task.hh"
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#include "streaming/stream_session.hh"
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#include "streaming/messages/outgoing_file_message.hh"
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#include "mutation_reader.hh"
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#include "frozen_mutation.hh"
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#include "mutation.hh"
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#include "message/messaging_service.hh"
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namespace streaming {
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extern thread_local logging::logger sslog;
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stream_transfer_task::stream_transfer_task(shared_ptr<stream_session> session, UUID cf_id)
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: stream_task(session, cf_id) {
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}
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stream_transfer_task::~stream_transfer_task() = default;
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void stream_transfer_task::add_transfer_file(stream_detail detail) {
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assert(cf_id == detail.cf_id);
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auto message = messages::outgoing_file_message(sequence_number++, std::move(detail), session->keep_ss_table_level());
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auto size = message.header.size();
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auto seq = message.header.sequence_number;
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files.emplace(seq, std::move(message));
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total_size += size;
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}
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void stream_transfer_task::start() {
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using shard_id = net::messaging_service::shard_id;
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using net::messaging_verb;
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sslog.debug("stream_transfer_task: {} outgoing_file_message to send", files.size());
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for (auto& x : files) {
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auto& seq = x.first;
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auto& msg = x.second;
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auto id = shard_id{session->peer, session->dst_cpu_id};
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sslog.debug("stream_transfer_task: Sending outgoing_file_message seq={} msg.detail.cf_id={}", seq, msg.detail.cf_id);
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do_with(std::move(id), [this, seq, &msg] (shard_id& id) {
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return consume(msg.detail.mr, [this, seq, &id, &msg] (mutation&& m) {
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auto fm = make_lw_shared<const frozen_mutation>(m);
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sslog.debug("SEND STREAM_MUTATION to {}, cf_id={}", id, fm->column_family_id());
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return session->ms().send_message<void>(messaging_verb::STREAM_MUTATION, id, *fm, session->dst_cpu_id).then([this, fm] {
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sslog.debug("GOT STREAM_MUTATION Reply");
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return stop_iteration::no;
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});
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});
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}).then([this, seq] {
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this->complete(seq);
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});
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}
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}
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} // namespace streaming
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