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https://github.com/seejohnrun/haste-server.git
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fixed bug with connection limit
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parent
c3c1f85ce1
commit
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1 changed files with 84 additions and 63 deletions
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@ -1,5 +1,5 @@
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const MongoClient = require('mongodb').MongoClient,
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winston = require('winston');
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const { MongoClient } = require("mongodb"),
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winston = require("winston");
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const MongoDocumentStore = function (options) {
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this.expire = options.expire;
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@ -8,82 +8,103 @@ const MongoDocumentStore = function (options) {
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};
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MongoDocumentStore.prototype.set = function (key, data, callback, skipExpire) {
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const now = Math.floor(new Date().getTime() / 1000),
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that = this;
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const now = Math.floor(new Date().getTime() / 1000);
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this.safeConnect(function (err, db) {
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if (err)
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return callback(false);
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this.safeConnect((err, db, client) => {
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if (err) return callback(false);
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db.collection('entries').updateOne({
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'entry_id': key,
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$or: [
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{ expiration: -1 },
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{ expiration: { $gt: now } }
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]
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}, {
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db.collection("entries").updateOne(
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{
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entry_id: key,
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$or: [{ expiration: -1 }, { expiration: { $gt: now } }],
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},
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{
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$set: {
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'entry_id': key,
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'value': data,
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'expiration': that.expire && !skipExpire ? that.expire + now : -1
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}
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}, {
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upsert: true
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}, function (err, existing) {
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entry_id: key,
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value: data,
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expiration:
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this.expire && !skipExpire ? this.expire + now : -1,
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},
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},
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{
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upsert: true,
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},
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(err /*, existing*/) => {
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client.close();
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if (err) {
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winston.error('error persisting value to mongodb', { error: err });
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winston.error("error persisting value to mongodb", {
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error: err,
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});
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return callback(false);
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}
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callback(true);
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});
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}
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);
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});
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};
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MongoDocumentStore.prototype.get = function (key, callback, skipExpire) {
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const now = Math.floor(new Date().getTime() / 1000),
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that = this;
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const now = Math.floor(new Date().getTime() / 1000);
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this.safeConnect(function (err, db) {
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if (err)
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return callback(false);
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this.safeConnect((err, db, client) => {
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if (err) return callback(false);
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db.collection('entries').findOne({
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'entry_id': key,
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$or: [
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{ expiration: -1 },
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{ expiration: { $gt: now } }
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]
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}, function (err, entry) {
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db.collection("entries").findOne(
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{
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entry_id: key,
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$or: [{ expiration: -1 }, { expiration: { $gt: now } }],
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},
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(err, entry) => {
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if (err) {
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winston.error('error persisting value to mongodb', { error: err });
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winston.error("error persisting value to mongodb", {
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error: err,
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});
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client.close();
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return callback(false);
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}
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callback(entry === null ? false : entry.value);
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if (entry !== null && entry.expiration !== -1 && that.expire && !skipExpire) {
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db.collection('entries').updateOne({
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'entry_id': key
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}, {
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if (
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entry !== null &&
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entry.expiration !== -1 &&
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this.expire &&
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!skipExpire
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) {
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db.collection("entries").updateOne(
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{
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entry_id: key,
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},
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{
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$set: {
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'expiration': that.expire + now
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expiration: this.expire + now,
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},
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},
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() => {
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client.close();
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}
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}, function (err, result) { });
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);
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}
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});
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}
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);
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});
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};
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MongoDocumentStore.prototype.safeConnect = function (callback) {
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MongoClient.connect(this.connectionUrl, { useUnifiedTopology: true }, function (err, client) {
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MongoClient.connect(
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this.connectionUrl,
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{ useUnifiedTopology: true },
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(err, client) => {
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if (err) {
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winston.error('error connecting to mongodb', { error: err });
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winston.error("error connecting to mongodb", { error: err });
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callback(err);
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} else {
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callback(undefined, client.db(this.connectionName));
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callback(undefined, client.db(this.connectionName), client);
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}
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});
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}
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);
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};
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module.exports = MongoDocumentStore;
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