burstcoin.jminer.core.network.task.NetworkSubmitPoolNonceTask.java Source code

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Here is the source code for burstcoin.jminer.core.network.task.NetworkSubmitPoolNonceTask.java

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/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2016 by luxe - https://github.com/de-luxe - BURST-LUXE-RED2-G6JW-H4HG5
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
 * and associated documentation files (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
 * is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies
 * or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */

package burstcoin.jminer.core.network.task;

import burstcoin.jminer.core.network.event.NetworkResultConfirmedEvent;
import burstcoin.jminer.core.network.event.NetworkResultErrorEvent;
import burstcoin.jminer.core.network.model.SubmitResultResponse;
import com.fasterxml.jackson.databind.ObjectMapper;
import nxt.util.Convert;
import org.eclipse.jetty.client.HttpClient;
import org.eclipse.jetty.client.HttpContentResponse;
import org.eclipse.jetty.client.HttpResponseException;
import org.eclipse.jetty.client.api.ContentResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

/**
 * The type Network submit pool nonce task.
 */
@Component
@Scope("prototype")
public class NetworkSubmitPoolNonceTask implements Runnable {
    private static final Logger LOG = LoggerFactory.getLogger(NetworkSubmitPoolNonceTask.class);
    private static final String HEADER_MINER_NAME = "burstcoin-jminer-0.4.4-SNAPSHOT";

    @Autowired
    private ApplicationEventPublisher publisher;

    @Autowired
    private HttpClient httpClient;

    @Autowired
    private ObjectMapper objectMapper;

    private long connectionTimeout;

    private long nonce;
    private String poolServer;
    private String numericAccountId;

    private long blockNumber;
    private long chunkPartStartNonce;
    private long calculatedDeadline;
    private long totalCapacity;

    public void init(long blockNumber, String numericAccountId, String poolServer, long connectionTimeout,
            long nonce, long chunkPartStartNonce, long calculatedDeadline, long totalCapacity) {
        this.connectionTimeout = connectionTimeout;

        this.poolServer = poolServer;
        this.numericAccountId = numericAccountId;
        this.nonce = nonce;

        this.blockNumber = blockNumber;
        this.chunkPartStartNonce = chunkPartStartNonce;
        this.calculatedDeadline = calculatedDeadline;
        this.totalCapacity = totalCapacity;
    }

    @Override
    public void run() {
        try {
            long gb = totalCapacity / 1000 / 1000 / 1000;

            ContentResponse response = httpClient.POST(poolServer + "/burst").param("requestType", "submitNonce")
                    .param("accountId", numericAccountId).param("nonce", Convert.toUnsignedLong(nonce))
                    .header("X-Miner", HEADER_MINER_NAME).header("X-Capacity", String.valueOf(gb))
                    .timeout(connectionTimeout, TimeUnit.MILLISECONDS).send();

            if (response.getContentAsString().contains("errorCode")) {
                LOG.warn("Error: Submit nonce to pool not successful: " + response.getContentAsString());
            } else {
                SubmitResultResponse result = objectMapper.readValue(response.getContentAsString(),
                        SubmitResultResponse.class);

                if (result.getResult().equals("success")) {
                    if (calculatedDeadline == result.getDeadline()) {
                        publisher.publishEvent(new NetworkResultConfirmedEvent(blockNumber, result.getDeadline(),
                                nonce, chunkPartStartNonce));
                    } else {
                        // todo re-commit
                        publisher.publishEvent(new NetworkResultErrorEvent(blockNumber, nonce, calculatedDeadline,
                                result.getDeadline(), chunkPartStartNonce));
                    }
                } else {
                    LOG.warn("Error: Submit nonce to pool not successful: " + response.getContentAsString());
                }
            }
        } catch (TimeoutException timeoutException) {
            LOG.warn("Nonce was committed to pool, but not confirmed ... caused by connectionTimeout,"
                    + " currently '" + (connectionTimeout / 1000) + " sec.' try increasing it!");
        } catch (ExecutionException e) {
            // inform user about reward assignment issue
            if (e.getCause() instanceof HttpResponseException) {
                HttpResponseException responseException = (HttpResponseException) e.getCause();
                if (responseException.getResponse() instanceof HttpContentResponse) {
                    HttpContentResponse httpContentResponse = (HttpContentResponse) responseException.getResponse();
                    LOG.warn("Error: Failed to submit nonce to pool: " + httpContentResponse.getContentAsString());
                }
            } else {
                LOG.warn("Error: Failed to submit nonce to pool: " + e.getMessage());
            }
        } catch (Exception e) {
            LOG.warn("Error: Failed to submit nonce to pool: " + e.getMessage());
        }
    }
}