質問編集履歴
2
hghgログイン時のjs追記
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```
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```hghgjs
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const express = require('express');
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const mysql = require('mysql');
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const app = express();
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const connection = mysql.createConnection({
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host: 'localhost',
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user: 'hghg',
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password: '[1111]',
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database: 'list_app'
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});
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connection.connect((err) => {
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if (err) {
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console.log('error connecting: ' + err.stack);
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return;
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}
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console.log('success');
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});
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app.get('/', (req, res) => {
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connection.query(
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'SELECT * FROM users',
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(error, results) => {
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console.log(results);
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res.render('hello.ejs');
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}
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);
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});
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app.listen(3000);
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```
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### 試したこと
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1
root→hghgユーザー変更
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```
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-
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```mysqlhghg
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mysql> create user 'hghg'@'localhost' identified by '1111';
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Query OK, 0 rows affected (0.01 sec)
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mysql> select user,host from mysql.user;
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+------------------+-----------+
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| user | host |
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+------------------+-----------+
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| hghg | localhost |
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| mysql.infoschema | localhost |
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| mysql.session | localhost |
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| mysql.sys | localhost |
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| root | localhost |
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+------------------+-----------+
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5 rows in set (0.00 sec)
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mysql> grant all on list_app.*to'hghg'@localhost;
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Query OK, 0 rows affected (0.01 sec)
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mysql> quit;
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Bye
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fukazawaikkinoMacBook-Air:list-app fukazawaikki$ mysql --user=hghg --password
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Enter password:
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Welcome to the MySQL monitor. Commands end with ; or \g.
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Your MySQL connection id is 43
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Server version: 8.0.19 Homebrew
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Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
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Oracle is a registered trademark of Oracle Corporation and/or its
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affiliates. Other names may be trademarks of their respective
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owners.
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Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
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mysql> exit;
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Bye
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fukazawaikkinoMacBook-Air:list-app fukazawaikki$ brew services start mysql@5.7
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Service `mysql@5.7` already started, use `brew services restart mysql@5.7` to restart.
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fukazawaikkinoMacBook-Air:list-app fukazawaikki$ node app.js
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error connecting: Error: ER_NOT_SUPPORTED_AUTH_MODE: Client does not support authentication protocol requested by server; consider upgrading MySQL client
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at Handshake.Sequence._packetToError (/Users/fukazawaikki/list-app/node_modules/mysql/lib/protocol/sequences/Sequence.js:47:14)
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at Handshake.ErrorPacket (/Users/fukazawaikki/list-app/node_modules/mysql/lib/protocol/sequences/Handshake.js:123:18)
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at Protocol._parsePacket (/Users/fukazawaikki/list-app/node_modules/mysql/lib/protocol/Protocol.js:291:23)
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at Parser._parsePacket (/Users/fukazawaikki/list-app/node_modules/mysql/lib/protocol/Parser.js:433:10)
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at Parser.write (/Users/fukazawaikki/list-app/node_modules/mysql/lib/protocol/Parser.js:43:10)
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at Protocol.write (/Users/fukazawaikki/list-app/node_modules/mysql/lib/protocol/Protocol.js:38:16)
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at Socket.<anonymous> (/Users/fukazawaikki/list-app/node_modules/mysql/lib/Connection.js:88:28)
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at Socket.<anonymous> (/Users/fukazawaikki/list-app/node_modules/mysql/lib/Connection.js:526:10)
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at Socket.emit (events.js:315:20)
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at addChunk (_stream_readable.js:295:12)
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--------------------
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at Protocol._enqueue (/Users/fukazawaikki/list-app/node_modules/mysql/lib/protocol/Protocol.js:144:48)
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at Protocol.handshake (/Users/fukazawaikki/list-app/node_modules/mysql/lib/protocol/Protocol.js:51:23)
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at Connection.connect (/Users/fukazawaikki/list-app/node_modules/mysql/lib/Connection.js:116:18)
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at Object.<anonymous> (/Users/fukazawaikki/list-app/app.js:13:12)
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at Module._compile (internal/modules/cjs/loader.js:1138:30)
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at Object.Module._extensions..js (internal/modules/cjs/loader.js:1158:10)
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at Module.load (internal/modules/cjs/loader.js:986:32)
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at Function.Module._load (internal/modules/cjs/loader.js:879:14)
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at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:71:12)
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at internal/main/run_main_module.js:17:47
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```
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351
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### 試したこと
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226
352
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