76 lines
1.8 KiB
JavaScript
76 lines
1.8 KiB
JavaScript
const logger = require('winston');
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const BLOCKED_CLAIM = 'BLOCKED_CLAIM';
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module.exports = (sequelize, { STRING }) => {
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const Blocked = sequelize.define(
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'Blocked',
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{
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outpoint: {
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type : STRING,
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allowNull: false,
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},
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},
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{
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freezeTableName: true,
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}
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);
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Blocked.isNotBlocked = function (outpoint) {
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logger.debug(`checking to see if ${outpoint} is not blocked`);
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return new Promise((resolve, reject) => {
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this.findOne({
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where: {
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outpoint,
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},
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})
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.then(result => {
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if (result) {
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return reject(BLOCKED_CLAIM);
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}
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resolve(true);
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})
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.catch(error => {
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logger.error(error);
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reject(BLOCKED_CLAIM);
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});
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});
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};
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Blocked.refreshTable = function () {
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let blockedList = [];
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return fetch('https://api.lbry.io/file/list_blocked')
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.then(response => {
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return response.json();
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})
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.then(jsonResponse => {
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if (!jsonResponse.data) {
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throw new Error('no data in list_blocked response');
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}
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if (!jsonResponse.data.outpoints) {
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throw new Error('no outpoints in list_blocked response');
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}
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return jsonResponse.data.outpoints;
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})
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.then(outpoints => {
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logger.debug('total outpoints:', outpoints.length);
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// prep the records
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for (let i = 0; i < outpoints.length; i++) {
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blockedList.push({
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outpoint: outpoints[i],
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});
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}
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// clear the table
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return this.destroy({
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truncate: true,
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});
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})
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.then(() => {
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// fill the table
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return this.bulkCreate(blockedList);
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});
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};
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return Blocked;
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};
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