Complete sources for a monero webminer.
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// The MIT License (MIT)
// Copyright (c) 2018-2019 - the webminerpool developer
// 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.
using System;
using System.Collections.Generic;
using JsonData = System.Collections.Generic.Dictionary<string, object>;
namespace Server
{
public static class AlgorithmHelper
{
// quite a mess
// https://github.com/xmrig/xmrig-proxy/blob/dev/doc/STRATUM_EXT.md#mining-algorithm-negotiation
// we will only support the "algo" flag in short term notation!
private static Dictionary<string, Tuple<string, int>> lookup = new Dictionary<string, Tuple<string, int>>
{
{ "cn", new Tuple<string, int>("cn", -1) },
{ "cn/0", new Tuple<string, int>("cn", 0) },
{ "cn/1", new Tuple<string, int>("cn", 1) },
{ "cn/2", new Tuple<string, int>("cn", 2) },
{ "cn/r", new Tuple<string, int>("cn", 4) },
{ "cn-lite/0", new Tuple<string, int>("cn-lite", 0) },
{ "cn-lite/1", new Tuple<string, int>("cn-lite", 1) },
{ "cn-lite/2", new Tuple<string, int>("cn-lite", 2) },
{ "cn-pico/trtl", new Tuple<string, int>("cn-pico", 2) },
{ "cn/half", new Tuple<string, int>("cn-half", 2) }
};
public static bool ValidAlgorithm(string algo)
{
return lookup.ContainsKey(algo);
}
public static bool NormalizeAlgorithmAndVariant(JsonData job)
{
int possibleHeight = 0;
if (job.ContainsKey("height"))
{
Int32.TryParse(job["height"].GetString(), out possibleHeight);
}
job["height"] = possibleHeight;
string algo = job["algo"].GetString().ToLower();
if (algo == "cn" || algo == "cryptonight")
{
int possibleVariant = -1;
if (job.ContainsKey("variant"))
{
Int32.TryParse(job["variant"].GetString(), out possibleVariant);
}
job["algo"] = "cn";
job["variant"] = possibleVariant;
}
if (lookup.ContainsKey(algo))
{
var tuple = lookup[algo];
job["algo"] = tuple.Item1;
job["variant"] = tuple.Item2;
}
else
{
return false;
}
return true;
}
}
}