add storeObject
This commit is contained in:
parent
ca9c86b104
commit
c69679dfe2
@ -6,6 +6,7 @@ const fs = require('fs');
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const config = require('./config.json');
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// custom modules
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const mysql = require('./libs/mysql_pool');
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const so = require('./libs/storeObject');
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// init mysql connection pool
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mysql.database = config.db.mysql.dbname;
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@ -67,5 +68,6 @@ const api_route = require('./route/api');
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router.use("/api", api_route.routes());
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router.get('/', async(c, n) => {
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console.log(so.show());
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c.body = 'Get root';
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});
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@ -14,5 +14,9 @@
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"port": 27017,
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"dbname": "lora"
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}
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},
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"memcached": {
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"host": "localhost",
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"port": 11211
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}
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}
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48
server-api/libs/memcache_lib.js
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48
server-api/libs/memcache_lib.js
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@ -0,0 +1,48 @@
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const Memcached = require('memcached');
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class memcachedLib {
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constructor() {
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this._host = ''
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this._port = ''
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this._expire = 86400
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this._conn = null;
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}
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connect() {
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this._conn = new Memcached(`${this._host}:${this._port}`)
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}
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/**
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* set object to memcached
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* @param {string} key
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* @param {string} val
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* @param {number} expire
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*/
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setVal(key, val, expire = this._expire) {
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return new Promise((resolve, reject) => {
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this._conn.set(key, val, err => {
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if (err) return reject(err);
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return resolve(null);
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})
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})
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}
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/**
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* get object from memcached
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* @param {string} key
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*/
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getVal(key) {
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return new Promise((resolve, reject) => {
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this._conn.get(key, (err, data) => {
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if (err) return reject(err);
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return resolve(data);
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})
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})
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}
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set host(str) { this._host = str }
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set port(str) { this._port = str }
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set expire(str) { this._expire = str }
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}
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module.exports = new memcachedLib();
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68
server-api/libs/storeObject.js
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68
server-api/libs/storeObject.js
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@ -0,0 +1,68 @@
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const StoreObj = (() => {
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let memStore = {};
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let maxAge = 86400000;
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/**
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* @param {string} uuid
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* @param {object} obj
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*/
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const set = (uuid, obj) => {
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memStore[uuid] = {
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obj,
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age: Date.now() + maxAge
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}
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}
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/**
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* @param {string} uuid
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*/
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const get = (uuid) => {
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if (uuid in memStore) {
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let s = memStore[uuid];
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if (Date.now() < s.age) {
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s.age = Date.now() + maxAge;
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return s.obj;
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} else {
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delete memStore[uuid];
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}
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}
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return null;
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}
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/**
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* @param {string} uuid
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*/
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const chkKey = (uuid) => {
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if (uuid in memStore) return true;
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return false;
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}
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/**
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* @param {string} uuid
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*/
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const del = (uuid) => {
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if (uuid in memStore) delete memStore[uuid];
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}
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const clear = () => {
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let t = Date.now();
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for (var i in memStore) {
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let s = memStore[i];
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if (s.age < t) delete memStore[i];
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}
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}
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/**
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* @param {string} uuid if not input return all
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*/
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const show = (uuid) => {
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if (uuid && uuid in memStore) return memStore[uuid];
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return memStore;
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}
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return {set, get, chkKey, clear, del, show };
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})()
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module.exports = StoreObj;
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@ -12,6 +12,7 @@
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"koa-router": "^7.2.0",
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"koa-session": "^5.0.0",
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"koa-static": "^3.0.0",
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"memcached": "^2.2.2",
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"mysql": "^2.13.0"
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}
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}
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@ -4,6 +4,7 @@ const koaBody = require('koa-body');
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// import tools
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const mysql = require('../../libs/mysql_pool.js');
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const so = require('../../libs/storeObject');
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const config = require('../../config.json');
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// routes
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@ -3,6 +3,7 @@ const router = new Router();
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// import tools
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const crypto = require('../../libs/crypto.js');
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const so = require('../../libs/storeObject');
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router
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.post('/login', async(c, n) => {
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@ -25,6 +26,14 @@ router
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} catch (err) {
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return c.body = 'DB Query Error';
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}
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let u = c.body.record[0];
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let uuid = null;
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while (true) {
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uuid = crypto.random(10);
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if (!so.chkKey(uuid)) { break; }
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}
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so.set(uuid, u);
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})
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module.exports = router;
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@ -38,6 +38,10 @@ co@^4.6.0:
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version "4.6.0"
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resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
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connection-parse@0.0.x:
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version "0.0.7"
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resolved "https://registry.yarnpkg.com/connection-parse/-/connection-parse-0.0.7.tgz#18e7318aab06a699267372b10c5226d25a1c9a69"
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content-disposition@~0.5.0:
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version "0.5.2"
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resolved "https://registry.yarnpkg.com/content-disposition/-/content-disposition-0.5.2.tgz#0cf68bb9ddf5f2be7961c3a85178cb85dba78cb4"
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@ -103,6 +107,13 @@ fresh@^0.5.0:
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version "0.5.0"
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resolved "https://registry.yarnpkg.com/fresh/-/fresh-0.5.0.tgz#f474ca5e6a9246d6fd8e0953cfa9b9c805afa78e"
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hashring@3.2.x:
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version "3.2.0"
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resolved "https://registry.yarnpkg.com/hashring/-/hashring-3.2.0.tgz#fda4efde8aa22cdb97fb1d2a65e88401e1c144ce"
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dependencies:
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connection-parse "0.0.x"
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simple-lru-cache "0.0.x"
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http-assert@^1.1.0:
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version "1.3.0"
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resolved "https://registry.yarnpkg.com/http-assert/-/http-assert-1.3.0.tgz#a31a5cf88c873ecbb5796907d4d6f132e8c01e4a"
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@ -147,6 +158,12 @@ isarray@0.0.1:
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version "0.0.1"
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resolved "https://registry.yarnpkg.com/isarray/-/isarray-0.0.1.tgz#8a18acfca9a8f4177e09abfc6038939b05d1eedf"
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jackpot@>=0.0.6:
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version "0.0.6"
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resolved "https://registry.yarnpkg.com/jackpot/-/jackpot-0.0.6.tgz#3cff064285cbf66f4eab2593c90bce816a821849"
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dependencies:
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retry "0.6.0"
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kcors@2:
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version "2.2.1"
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resolved "https://registry.yarnpkg.com/kcors/-/kcors-2.2.1.tgz#7160a94f2eae633436d2cef8eadd0ce232386779"
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@ -252,6 +269,13 @@ media-typer@0.3.0:
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version "0.3.0"
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resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
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memcached@^2.2.2:
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version "2.2.2"
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resolved "https://registry.yarnpkg.com/memcached/-/memcached-2.2.2.tgz#68f86ccfd84bcf93cc25ed46d6d7fc0c7521c9d5"
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dependencies:
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hashring "3.2.x"
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jackpot ">=0.0.6"
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methods@^1.0.1:
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version "1.1.2"
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resolved "https://registry.yarnpkg.com/methods/-/methods-1.1.2.tgz#5529a4d67654134edcc5266656835b0f851afcee"
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@ -364,6 +388,10 @@ resolve-path@^1.3.1:
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http-errors "~1.5.0"
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path-is-absolute "1.0.1"
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retry@0.6.0:
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version "0.6.0"
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resolved "https://registry.yarnpkg.com/retry/-/retry-0.6.0.tgz#1c010713279a6fd1e8def28af0c3ff1871caa537"
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setprototypeof@1.0.2:
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version "1.0.2"
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resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.0.2.tgz#81a552141ec104b88e89ce383103ad5c66564d08"
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@ -372,6 +400,10 @@ setprototypeof@1.0.3:
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version "1.0.3"
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resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.0.3.tgz#66567e37043eeb4f04d91bd658c0cbefb55b8e04"
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simple-lru-cache@0.0.x:
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version "0.0.2"
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resolved "https://registry.yarnpkg.com/simple-lru-cache/-/simple-lru-cache-0.0.2.tgz#d59cc3a193c1a5d0320f84ee732f6e4713e511dd"
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sqlstring@2.2.0:
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version "2.2.0"
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resolved "https://registry.yarnpkg.com/sqlstring/-/sqlstring-2.2.0.tgz#c3135c4ea8abcd7e7ee741a4966a891d86a4f191"
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