Basic block indexing WIP - Default mining pool icon - Only show mining hashrate on 1d scale

backend/src/api/blocks.ts

@@ -7,10 +7,10 @@ import { Common } from './common';
 import diskCache from './disk-cache';
 import transactionUtils from './transaction-utils';
 import bitcoinClient from './bitcoin/bitcoin-client';
-import { DB } from '../database';
 import { IEsploraApi } from './bitcoin/esplora-api.interface';
 import poolsRepository from '../repositories/PoolsRepository';
 import blocksRepository from '../repositories/BlocksRepository';
+import BitcoinApi from './bitcoin/bitcoin-api';
 
 class Blocks {
   private blocks: BlockExtended[] = [];
@@ -146,22 +146,41 @@ class Blocks {
    * Index all blocks metadata for the mining dashboard
    */
   public async $generateBlockDatabase() {
-    let currentBlockHeight = await bitcoinApi.$getBlockHeightTip();
+    let currentBlockHeight = await bitcoinClient.getBlockCount();
-    let maxBlocks = 1008*2; // tmp
+    const indexedBlockCount = await blocksRepository.$blockCount();
 
-    while (currentBlockHeight-- > 0 && maxBlocks-- > 0) {
+    logger.info(`Starting block indexing. Current tip at block #${currentBlockHeight}`);
-      if (await blocksRepository.$isBlockAlreadyIndexed(currentBlockHeight)) {
+    logger.info(`Need to index ${currentBlockHeight - indexedBlockCount} blocks. Working on it!`);
-        // logger.debug(`Block #${currentBlockHeight} already indexed, skipping`);
+
+    const chunkSize = 10000;
+    while (currentBlockHeight >= 0) {
+      const endBlock = Math.max(0, currentBlockHeight - chunkSize + 1);
+      const missingBlockHeights: number[] = await blocksRepository.$getMissingBlocksBetweenHeights(
+        currentBlockHeight, endBlock);
+      if (missingBlockHeights.length <= 0) {
+        logger.debug(`No missing blocks between #${currentBlockHeight} to #${endBlock}, moving on`);
+        currentBlockHeight -= chunkSize;
         continue;
       }
-      logger.debug(`Indexing block #${currentBlockHeight}`);
+
-      const blockHash = await bitcoinApi.$getBlockHash(currentBlockHeight);
+      logger.info(`Indexing ${chunkSize} blocks from #${currentBlockHeight} to #${endBlock}`);
-      const block = await bitcoinApi.$getBlock(blockHash);
+
-      const transactions = await this.$getTransactionsExtended(blockHash, block.height, true);
+      for (const blockHeight of missingBlockHeights) {
-      const blockExtended = this.getBlockExtended(block, transactions);
+        try {
-      const miner = await this.$findBlockMiner(blockExtended.coinbaseTx);
+          logger.debug(`Indexing block #${blockHeight}`);
-      const coinbase: IEsploraApi.Transaction = await bitcoinApi.$getRawTransaction(transactions[0].txid, true);
+          const blockHash = await bitcoinApi.$getBlockHash(blockHeight);
-      await blocksRepository.$saveBlockInDatabase(blockExtended, blockHash, coinbase.hex, miner);
+          const block = await bitcoinApi.$getBlock(blockHash);
+          const transactions = await this.$getTransactionsExtended(blockHash, block.height, true);
+          const blockExtended = this.getBlockExtended(block, transactions);
+          const miner = await this.$findBlockMiner(blockExtended.coinbaseTx);
+          const coinbase: IEsploraApi.Transaction = await bitcoinApi.$getRawTransaction(transactions[0].txid, true);
+          await blocksRepository.$saveBlockInDatabase(blockExtended, blockHash, coinbase.hex, miner);
+        } catch (e) {
+          logger.err(`Something went wrong while indexing blocks.` + e);
+        }
+      }
+
+      currentBlockHeight -= chunkSize;
     }
   }
 

backend/src/api/database-migration.ts

@@ -6,7 +6,7 @@ import logger from '../logger';
 const sleep = (ms: number) => new Promise(res => setTimeout(res, ms));
 
 class DatabaseMigration {
-  private static currentVersion = 3;
+  private static currentVersion = 4;
   private queryTimeout = 120000;
   private statisticsAddedIndexed = false;
 
@@ -85,6 +85,8 @@ class DatabaseMigration {
       }
       if (databaseSchemaVersion < 3) {
         await this.$executeQuery(connection, this.getCreatePoolsTableQuery(), await this.$checkIfTableExists('pools'));
+      }
+      if (databaseSchemaVersion < 4) {
         await this.$executeQuery(connection, this.getCreateBlocksTableQuery(), await this.$checkIfTableExists('blocks'));
       }
       connection.release();

backend/src/api/mining.ts

@@ -1,33 +1,30 @@
-import { PoolInfo, PoolStats } from "../mempool.interfaces";
+import { PoolInfo, PoolStats } from '../mempool.interfaces';
-import BlocksRepository, { EmptyBlocks } from "../repositories/BlocksRepository";
+import BlocksRepository, { EmptyBlocks } from '../repositories/BlocksRepository';
-import PoolsRepository from "../repositories/PoolsRepository";
+import PoolsRepository from '../repositories/PoolsRepository';
-import bitcoinClient from "./bitcoin/bitcoin-client";
+import bitcoinClient from './bitcoin/bitcoin-client';
-import BitcoinApi from "./bitcoin/bitcoin-api";
+import BitcoinApi from './bitcoin/bitcoin-api';
 
 class Mining {
-  private bitcoinApi: BitcoinApi;
-
   constructor() {
-    this.bitcoinApi = new BitcoinApi(bitcoinClient);
   }
 
   /**
    * Generate high level overview of the pool ranks and general stats
    */
-  public async $getPoolsStats(interval: string = "100 YEAR") : Promise<object> {
+  public async $getPoolsStats(interval: string = '100 YEAR') : Promise<object> {
-    let poolsStatistics = {};
+    const poolsStatistics = {};
 
-    const blockHeightTip = await this.bitcoinApi.$getBlockHeightTip();
+    const blockHeightTip = await bitcoinClient.getBlockCount();
-    const lastBlockHashrate = await this.bitcoinApi.$getEstimatedHashrate(blockHeightTip);
+    const lastBlockHashrate = await bitcoinClient.getNetworkHashPs(120, blockHeightTip);
     const poolsInfo: PoolInfo[] = await PoolsRepository.$getPoolsInfo(interval);
     const blockCount: number = await BlocksRepository.$blockCount(interval);
     const emptyBlocks: EmptyBlocks[] = await BlocksRepository.$countEmptyBlocks(interval);
 
-    let poolsStats: PoolStats[] = [];
+    const poolsStats: PoolStats[] = [];
     let rank = 1;
 
     poolsInfo.forEach((poolInfo: PoolInfo) => {
-      let poolStat: PoolStats = {
+      const poolStat: PoolStats = {
         poolId: poolInfo.poolId, // mysql row id
         name: poolInfo.name,
         link: poolInfo.link,
@@ -41,11 +38,11 @@ class Mining {
         }
       }
       poolsStats.push(poolStat);
-    })
+    });
 
-    poolsStatistics["blockCount"] = blockCount;
+    poolsStatistics['blockCount'] = blockCount;
-    poolsStatistics["lastEstimatedHashrate"] = lastBlockHashrate;
+    poolsStatistics['lastEstimatedHashrate'] = lastBlockHashrate;
-    poolsStatistics["pools"] = poolsStats;
+    poolsStatistics['pools'] = poolsStats;
 
     return poolsStatistics;
   }

backend/src/index.ts

@@ -26,6 +26,7 @@ import poolsParser from './api/pools-parser';
 import syncAssets from './sync-assets';
 import icons from './api/liquid/icons';
 import { Common } from './api/common';
+import bitcoinClient from './api/bitcoin/bitcoin-client';
 
 class Server {
   private wss: WebSocket.Server | undefined;
@@ -139,10 +140,13 @@ class Server {
       await blocks.$updateBlocks();
       await memPool.$updateMempool();
 
-      if (this.blockIndexingStarted === false/* && memPool.isInSync()*/) {
+      const blockchainInfo = await bitcoinClient.getBlockchainInfo();
+      if (this.blockIndexingStarted === false
+        && memPool.isInSync()
+        && blockchainInfo.blocks === blockchainInfo.headers
+      ) {
         blocks.$generateBlockDatabase();
         this.blockIndexingStarted = true;
-        logger.info("START OLDER BLOCK INDEXING");
       }
 
       setTimeout(this.runMainUpdateLoop.bind(this), config.MEMPOOL.POLL_RATE_MS);

backend/src/repositories/BlocksRepository.ts

@@ -1,10 +1,10 @@
-import { BlockExtended, PoolTag } from "../mempool.interfaces";
+import { BlockExtended, PoolTag } from '../mempool.interfaces';
-import { DB } from "../database";
+import { DB } from '../database';
-import logger from "../logger";
+import logger from '../logger';
 
 export interface EmptyBlocks {
-  emptyBlocks: number,
+  emptyBlocks: number;
-  poolId: number,
+  poolId: number;
 }
 
 class BlocksRepository {
@@ -21,9 +21,9 @@ class BlocksRepository {
 
     try {
       const query = `INSERT INTO blocks(
-        height,  hash,     timestamp,    size,
+        height,  hash,     blockTimestamp, size,
-        weight,  tx_count, coinbase_raw, difficulty,
+        weight,  tx_count, coinbase_raw,   difficulty,
-        pool_id, fees,     fee_span,     median_fee
+        pool_id, fees,     fee_span,       median_fee
       ) VALUE (
         ?, ?, FROM_UNIXTIME(?), ?,
         ?, ?, ?, ?,
@@ -32,8 +32,8 @@ class BlocksRepository {
 
       const params: any[] = [
         block.height, blockHash, block.timestamp, block.size,
-        block.weight, block.tx_count, coinbaseHex ? coinbaseHex : "", block.difficulty,
+        block.weight, block.tx_count, coinbaseHex ? coinbaseHex : '', block.difficulty,
-        poolTag.id, 0, "[]", block.medianFee,
+        poolTag.id, 0, '[]', block.medianFee,
       ];
 
       await connection.query(query, params);
@@ -61,15 +61,36 @@ class BlocksRepository {
     return exists;
   }
 
+  /**
+   * Get all block height that have not been indexed between [startHeight, endHeight]
+   */
+  public async $getMissingBlocksBetweenHeights(startHeight: number, endHeight: number): Promise<number[]> {
+    const connection = await DB.pool.getConnection();
+    const [rows] : any[] = await connection.query(`
+      SELECT height
+      FROM blocks
+      WHERE height <= ${startHeight} AND height >= ${endHeight}
+      ORDER BY height DESC;
+    `);
+    connection.release();
+
+    const indexedBlockHeights: number[] = [];
+    rows.forEach((row: any) => { indexedBlockHeights.push(row.height); });
+    const seekedBlocks: number[] = Array.from(Array(startHeight - endHeight + 1).keys(), n => n + endHeight).reverse();
+    const missingBlocksHeights =  seekedBlocks.filter(x => indexedBlockHeights.indexOf(x) === -1);
+
+    return missingBlocksHeights;
+  }
+
   /**
    * Count empty blocks for all pools
    */
-  public async $countEmptyBlocks(interval: string = "100 YEAR") : Promise<EmptyBlocks[]> {
+  public async $countEmptyBlocks(interval: string = '100 YEAR'): Promise<EmptyBlocks[]> {
     const connection = await DB.pool.getConnection();
     const [rows] = await connection.query(`
       SELECT pool_id as poolId
       FROM blocks
-      WHERE timestamp BETWEEN DATE_SUB(NOW(), INTERVAL ${interval}) AND NOW()
+      WHERE blockTimestamp BETWEEN DATE_SUB(NOW(), INTERVAL ${interval}) AND NOW()
       AND tx_count = 1;
     `);
     connection.release();
@@ -80,12 +101,12 @@ class BlocksRepository {
   /**
    * Get blocks count for a period
    */
-   public async $blockCount(interval: string = "100 YEAR") : Promise<number> {
+   public async $blockCount(interval: string = '100 YEAR'): Promise<number> {
     const connection = await DB.pool.getConnection();
     const [rows] = await connection.query(`
       SELECT count(height) as blockCount
       FROM blocks
-      WHERE timestamp BETWEEN DATE_SUB(NOW(), INTERVAL ${interval}) AND NOW();
+      WHERE blockTimestamp BETWEEN DATE_SUB(NOW(), INTERVAL ${interval}) AND NOW();
     `);
     connection.release();
 

backend/src/repositories/PoolsRepository.ts

@@ -31,7 +31,7 @@ class PoolsRepository {
       SELECT COUNT(height) as blockCount, pool_id as poolId, pools.name as name, pools.link as link
       FROM blocks
       JOIN pools on pools.id = pool_id
-      WHERE timestamp BETWEEN DATE_SUB(NOW(), INTERVAL ${interval}) AND NOW()
+      WHERE blocks.blockTimestamp BETWEEN DATE_SUB(NOW(), INTERVAL ${interval}) AND NOW()
       GROUP BY pool_id
       ORDER BY COUNT(height) DESC;
     `);

frontend/src/app/components/pool-ranking/pool-ranking.component.html

@@ -50,7 +50,7 @@
       <th class="d-none d-md-block" i18n="latest-blocks.height">Rank</th>
       <th><!-- LOGO --></th>
       <th i18n="latest-blocks.timestamp">Name</th>
-      <th i18n="latest-blocks.timestamp">Hashrate</th>
+      <th *ngIf="this.poolsWindowPreference === '1d'" i18n="latest-blocks.timestamp">Hashrate</th>
       <th i18n="latest-blocks.mined">Block Count (%)</th>
       <th class="d-none d-md-block" i18n="latest-blocks.transactions">Empty Blocks (%)</th>
     </thead>
@@ -59,15 +59,15 @@
         <td class="d-none d-md-block">-</td>
         <td><!-- LOGO --></td>
         <td>All miners</td>
-        <td>{{ miningStats.lastEstimatedHashrate}} PH/s</td>
+        <td *ngIf="this.poolsWindowPreference === '1d'">{{ miningStats.lastEstimatedHashrate}} {{ miningStats.miningUnits.hashrateUnit }}</td>
         <td>{{ miningStats.blockCount }}</td>
         <td class="d-none d-md-block">{{ miningStats.totalEmptyBlock }} ({{ miningStats.totalEmptyBlockRatio }}%)</td>
       </tr>
       <tr *ngFor="let pool of miningStats.pools">
         <td class="d-none d-md-block">{{ pool.rank }}</td>
-        <td><img width="25" height="25" src="{{ pool.logo }}"></td>
+        <td><img width="25" height="25" src="{{ pool.logo }}" onError="this.src = './resources/mining-pools/default.svg'"></td>
         <td><a target="#" href="{{ pool.link }}">{{ pool.name }}</a></td>
-        <td>{{ pool.lastEstimatedHashrate }} PH/s</td>
+        <td *ngIf="this.poolsWindowPreference === '1d'">{{ pool.lastEstimatedHashrate }} {{ miningStats.miningUnits.hashrateUnit }}</td>
         <td>{{ pool.blockCount }} ({{ pool.share }}%)</td>
         <td class="d-none d-md-block">{{ pool.emptyBlocks }} ({{ pool.emptyBlockRatio }}%)</td>
       </tr>

frontend/src/app/components/pool-ranking/pool-ranking.component.ts

@@ -2,10 +2,9 @@ import { Component, OnDestroy, OnInit } from '@angular/core';
 import { FormBuilder, FormGroup } from '@angular/forms';
 import { EChartsOption } from 'echarts';
 import { BehaviorSubject, Subscription } from 'rxjs';
-import { MiningStats } from 'src/app/interfaces/node-api.interface';
 import { StateService } from 'src/app/services/state.service';
 import { StorageService } from 'src/app/services/storage.service';
-import { MiningService } from '../../services/mining.service';
+import { MiningService, MiningStats } from '../../services/mining.service';
 
 @Component({
   selector: 'app-pool-ranking',
@@ -70,7 +69,7 @@ export class PoolRankingComponent implements OnInit, OnDestroy {
 
   watchBlocks() {
     this.blocksSubscription = this.stateService.blocks$
-      .subscribe(([block]) => {
+      .subscribe(() => {
         if (!this.miningStats) {
           return;
         }
@@ -98,9 +97,14 @@ export class PoolRankingComponent implements OnInit, OnDestroy {
         label: { color: '#FFFFFF' },
         tooltip: {
           formatter: () => {
-            return `<u><b>${pool.name}</b></u><br>` +
+            if (this.poolsWindowPreference === '1d') {
-              pool.lastEstimatedHashrate.toString() + ' PH/s (' + pool.share + `%)
+              return `<u><b>${pool.name}</b></u><br>` +
-              <br>(` + pool.blockCount.toString() + ` blocks)`;
+                pool.lastEstimatedHashrate.toString() + ' PH/s (' + pool.share + `%)
+                <br>(` + pool.blockCount.toString() + ` blocks)`;
+            } else {
+              return `<u><b>${pool.name}</b></u><br>` +
+                pool.blockCount.toString() + ` blocks`;
+            }
           }
         }
       });
@@ -111,8 +115,8 @@ export class PoolRankingComponent implements OnInit, OnDestroy {
   prepareChartOptions() {
     this.chartOptions = {
       title: {
-        text: 'Hashrate distribution',
+        text: (this.poolsWindowPreference === '1d') ? 'Hashrate distribution' : 'Block distribution',
-        subtext: 'Estimated from the # of blocks mined',
+        subtext: (this.poolsWindowPreference === '1d') ? 'Estimated from the # of blocks mined' : null,
         left: 'center',
         textStyle: {
           color: '#FFFFFF',

frontend/src/app/interfaces/node-api.interface.ts

@@ -71,6 +71,8 @@ export interface PoolsStats {
   pools: SinglePoolStats[],
 }
 
+export interface ITranslators { [language: string]: string; }
+
 export interface MiningStats {
   lastEstimatedHashrate: string,
   blockCount: number,

frontend/src/app/services/mining.service.ts

@@ -1,8 +1,23 @@
 import { Injectable } from '@angular/core';
 import { Observable } from 'rxjs';
 import { map } from 'rxjs/operators';
-import { MiningStats, PoolsStats } from '../interfaces/node-api.interface';
+import { PoolsStats, SinglePoolStats } from '../interfaces/node-api.interface';
 import { ApiService } from '../services/api.service';
+import { StateService } from './state.service';
+
+export interface MiningUnits {
+  hashrateDivider: number,
+  hashrateUnit: string,
+}
+
+export interface MiningStats {
+  lastEstimatedHashrate: string,
+  blockCount: number,
+  totalEmptyBlock: number,
+  totalEmptyBlockRatio: string,
+  pools: SinglePoolStats[],
+  miningUnits: MiningUnits,
+}
 
 @Injectable({
   providedIn: 'root'
@@ -10,6 +25,7 @@ import { ApiService } from '../services/api.service';
 export class MiningService {
 
   constructor(
+    private stateService: StateService,
     private apiService: ApiService,
   ) { }
 
@@ -19,7 +35,37 @@ export class MiningService {
     );
   }
 
+  /**
+   * Set the hashrate power of ten we want to display
+   */
+  public getMiningUnits() : MiningUnits {
+    const powerTable = {
+      0: "H/s",
+      3: "kH/s",
+      6: "MH/s",
+      9: "GH/s",
+      12: "TH/s",
+      15: "PH/s",
+      18: "EH/s",
+    };
+
+    // I think it's fine to hardcode this since we don't have x1000 hashrate jump everyday
+    // If we want to support the mining dashboard for testnet, we can hardcode it too
+    let selectedPower = 15;
+    if (this.stateService.network === 'testnet') {
+      selectedPower = 12;
+    }
+
+    return {
+      hashrateDivider: Math.pow(10, selectedPower),
+      hashrateUnit: powerTable[selectedPower],
+    };
+  }
+
   private generateMiningStats(stats: PoolsStats) : MiningStats {
+    const miningUnits = this.getMiningUnits();
+    const hashrateDivider = miningUnits.hashrateDivider;
+
     const totalEmptyBlock = Object.values(stats.pools).reduce((prev, cur) => {
       return prev + cur.emptyBlocks;
     }, 0);
@@ -27,7 +73,7 @@ export class MiningService {
     const poolsStats = stats.pools.map((poolStat) => {
       return {
         share: (poolStat.blockCount / stats.blockCount * 100).toFixed(2),
-        lastEstimatedHashrate: (poolStat.blockCount / stats.blockCount * stats.lastEstimatedHashrate / Math.pow(10, 15)).toFixed(2),
+        lastEstimatedHashrate: (poolStat.blockCount / stats.blockCount * stats.lastEstimatedHashrate / hashrateDivider).toFixed(2),
         emptyBlockRatio: (poolStat.emptyBlocks / poolStat.blockCount * 100).toFixed(2),
         logo: `./resources/mining-pools/` + poolStat.name.toLowerCase().replace(' ', '').replace('.', '') + '.svg',
         ...poolStat
@@ -35,11 +81,12 @@ export class MiningService {
     });
 
     return {
-      lastEstimatedHashrate: (stats.lastEstimatedHashrate / Math.pow(10, 15)).toFixed(2),
+      lastEstimatedHashrate: (stats.lastEstimatedHashrate / hashrateDivider).toFixed(2),
       blockCount: stats.blockCount,
       totalEmptyBlock: totalEmptyBlock,
       totalEmptyBlockRatio: totalEmptyBlockRatio,
       pools: poolsStats,
+      miningUnits: miningUnits,
     };
   }
 }

frontend/src/resources/mining-pools/default.svg

@@ -0,0 +1,69 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.2" width="135.73mm" height="135.73mm" viewBox="0 0 13573 13573" preserveAspectRatio="xMidYMid" fill-rule="evenodd" stroke-width="28.222" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg" xmlns:ooo="http://xml.openoffice.org/svg/export" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:presentation="http://sun.com/xmlns/staroffice/presentation" xmlns:smil="http://www.w3.org/2001/SMIL20/" xmlns:anim="urn:oasis:names:tc:opendocument:xmlns:animation:1.0" xml:space="preserve">
+ <defs class="ClipPathGroup">
+  <clipPath id="presentation_clip_path" clipPathUnits="userSpaceOnUse">
+   <rect x="0" y="0" width="13573" height="13573"/>
+  </clipPath>
+  <clipPath id="presentation_clip_path_shrink" clipPathUnits="userSpaceOnUse">
+   <rect x="13" y="13" width="13546" height="13546"/>
+  </clipPath>
+ </defs>
+ <defs class="TextShapeIndex">
+  <g ooo:slide="id1" ooo:id-list="id3"/>
+ </defs>
+ <defs class="EmbeddedBulletChars">
+  <g id="bullet-char-template-57356" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M 580,1141 L 1163,571 580,0 -4,571 580,1141 Z"/>
+  </g>
+  <g id="bullet-char-template-57354" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M 8,1128 L 1137,1128 1137,0 8,0 8,1128 Z"/>
+  </g>
+  <g id="bullet-char-template-10146" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M 174,0 L 602,739 174,1481 1456,739 174,0 Z M 1358,739 L 309,1346 659,739 1358,739 Z"/>
+  </g>
+  <g id="bullet-char-template-10132" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M 2015,739 L 1276,0 717,0 1260,543 174,543 174,936 1260,936 717,1481 1274,1481 2015,739 Z"/>
+  </g>
+  <g id="bullet-char-template-10007" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M 0,-2 C -7,14 -16,27 -25,37 L 356,567 C 262,823 215,952 215,954 215,979 228,992 255,992 264,992 276,990 289,987 310,991 331,999 354,1012 L 381,999 492,748 772,1049 836,1024 860,1049 C 881,1039 901,1025 922,1006 886,937 835,863 770,784 769,783 710,716 594,584 L 774,223 C 774,196 753,168 711,139 L 727,119 C 717,90 699,76 672,76 641,76 570,178 457,381 L 164,-76 C 142,-110 111,-127 72,-127 30,-127 9,-110 8,-76 1,-67 -2,-52 -2,-32 -2,-23 -1,-13 0,-2 Z"/>
+  </g>
+  <g id="bullet-char-template-10004" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M 285,-33 C 182,-33 111,30 74,156 52,228 41,333 41,471 41,549 55,616 82,672 116,743 169,778 240,778 293,778 328,747 346,684 L 369,508 C 377,444 397,411 428,410 L 1163,1116 C 1174,1127 1196,1133 1229,1133 1271,1133 1292,1118 1292,1087 L 1292,965 C 1292,929 1282,901 1262,881 L 442,47 C 390,-6 338,-33 285,-33 Z"/>
+  </g>
+  <g id="bullet-char-template-9679" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M 813,0 C 632,0 489,54 383,161 276,268 223,411 223,592 223,773 276,916 383,1023 489,1130 632,1184 813,1184 992,1184 1136,1130 1245,1023 1353,916 1407,772 1407,592 1407,412 1353,268 1245,161 1136,54 992,0 813,0 Z"/>
+  </g>
+  <g id="bullet-char-template-8226" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M 346,457 C 273,457 209,483 155,535 101,586 74,649 74,723 74,796 101,859 155,911 209,963 273,989 346,989 419,989 480,963 531,910 582,859 608,796 608,723 608,648 583,586 532,535 482,483 420,457 346,457 Z"/>
+  </g>
+  <g id="bullet-char-template-8211" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M -4,459 L 1135,459 1135,606 -4,606 -4,459 Z"/>
+  </g>
+  <g id="bullet-char-template-61548" transform="scale(0.00048828125,-0.00048828125)">
+   <path d="M 173,740 C 173,903 231,1043 346,1159 462,1274 601,1332 765,1332 928,1332 1067,1274 1183,1159 1299,1043 1357,903 1357,740 1357,577 1299,437 1183,322 1067,206 928,148 765,148 601,148 462,206 346,322 231,437 173,577 173,740 Z"/>
+  </g>
+ </defs>
+ <g>
+  <g id="id2" class="Master_Slide">
+   <g id="bg-id2" class="Background"/>
+   <g id="bo-id2" class="BackgroundObjects"/>
+  </g>
+ </g>
+ <g class="SlideGroup">
+  <g>
+   <g id="container-id1">
+    <g id="id1" class="Slide" clip-path="url(#presentation_clip_path)">
+     <g class="Page">
+      <g class="com.sun.star.drawing.ClosedBezierShape">
+       <g id="id3">
+        <rect class="BoundingBox" stroke="none" fill="none" x="681" y="481" width="12413" height="12571"/>
+        <path fill="rgb(178,178,178)" stroke="none" d="M 3025,482 C 2802,483 2580,504 2361,546 5189,2249 7300,4524 8967,7155 9034,5734 8462,4269 7551,3076 7178,3216 6719,3095 6402,2778 6085,2461 5964,2001 6103,1629 5158,916 4079,477 3025,482 Z M 11216,3076 L 12011,6397 10553,6630 10040,8762 11984,9797 10893,11277 11678,12442 9329,11711 9765,10551 7737,9655 8084,7418 5138,8956 5027,11026 2058,10295 1178,13050 13092,13050 13092,1022 11216,3076 Z M 6921,1567 C 6911,1567 6901,1567 6891,1568 6794,1577 6710,1613 6649,1674 6486,1837 6497,2174 6751,2428 7005,2683 7342,2693 7504,2531 7667,2368 7656,2031 7402,1777 7253,1628 7075,1562 6921,1567 Z M 5212,3389 L 682,7919 C 795,8235 974,8476 1350,8597 L 5886,4061 C 5679,3826 5454,3602 5212,3389 Z M 9412,3696 L 9658,5937 10384,3696 9412,3696 Z M 5920,5680 L 5386,6631 7837,6825 5920,5680 Z"/>
+       </g>
+      </g>
+     </g>
+    </g>
+   </g>
+  </g>
+ </g>
+</svg>

frontend/src/resources/mining-pools/unknown.svg

@@ -1,7 +0,0 @@
-<!-- Created with Inkscape (http://www.inkscape.org/) -->
-<svg xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns="http://www.w3.org/2000/svg" height="64.001" width="64.001" version="1.1" xmlns:cc="http://creativecommons.org/ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
-<g transform="translate(-289.60744,-317.50471)">
-<path d="m352.64,357.25c-4.274,17.143-21.637,27.576-38.782,23.301-17.138-4.274-27.571-21.638-23.295-38.78,4.272-17.145,21.635-27.579,38.775-23.305,17.144,4.274,27.576,21.64,23.302,38.784z" fill="#f7931a"/>
-<path d="m335.71,344.95c0.637-4.258-2.605-6.547-7.038-8.074l1.438-5.768-3.511-0.875-1.4,5.616c-0.923-0.23-1.871-0.447-2.813-0.662l1.41-5.653-3.509-0.875-1.439,5.766c-0.764-0.174-1.514-0.346-2.242-0.527l0.004-0.018-4.842-1.209-0.934,3.75s2.605,0.597,2.55,0.634c1.422,0.355,1.679,1.296,1.636,2.042l-1.638,6.571c0.098,0.025,0.225,0.061,0.365,0.117-0.117-0.029-0.242-0.061-0.371-0.092l-2.296,9.205c-0.174,0.432-0.615,1.08-1.609,0.834,0.035,0.051-2.552-0.637-2.552-0.637l-1.743,4.019,4.569,1.139c0.85,0.213,1.683,0.436,2.503,0.646l-1.453,5.834,3.507,0.875,1.439-5.772c0.958,0.26,1.888,0.5,2.798,0.726l-1.434,5.745,3.511,0.875,1.453-5.823c5.987,1.133,10.489,0.676,12.384-4.739,1.527-4.36-0.076-6.875-3.226-8.515,2.294-0.529,4.022-2.038,4.483-5.155zm-8.022,11.249c-1.085,4.36-8.426,2.003-10.806,1.412l1.928-7.729c2.38,0.594,10.012,1.77,8.878,6.317zm1.086-11.312c-0.99,3.966-7.1,1.951-9.082,1.457l1.748-7.01c1.982,0.494,8.365,1.416,7.334,5.553z" fill="#FFF"/>
-</g>
-</svg>